def zoomAndShowWKT(self, wtk):
geom = QgsGeometry.fromWkt(wtk)
canvas = self.iface.mapCanvas()
self.clear()
r = QgsRubberBand(canvas, geom.type() == 3 )
r.setToGeometry(geom, None)
r.setColor(QColor(0, 0, 255))
r.setFillColor(QColor(0, 0, 255, 50))
r.setWidth(3)
pt = geom.pointOnSurface().asPoint()
m = QgsVertexMarker(canvas)
m.setCenter( pt )
m.setColor(QColor(0, 0, 255))
m.setIconSize(5)
m.setIconType(QgsVertexMarker.ICON_BOX)
m.setPenWidth(3)
if geom.type() == 3 or geom.type() == 2:
rec = geom.boundingBox()
canvas.setExtent(rec)
else:
self.moveMapTo( pt[0], pt[1], 0)
self.graphics.append(r)
self.graphics.append(m)
self._refresh_layers()
def loadLines(self, lines, points, markers, suffix):
no = self.project.readEntry("TUVIEW", "lines{0}no".format(suffix))[0]
if no:
no = int(no)
for i in range(no):
a = self.project.readEntry("TUVIEW", 'lines{0}x{1}'.format(suffix, i))[0]
a = a.split('~~')
b = self.project.readEntry("TUVIEW", 'lines{0}y{1}'.format(suffix, i))[0]
b = b.split('~~')
points.clear()
for j in range(len(a)):
x = float(a[j])
y = float(b[j])
point = QgsPoint(x, y)
points.append(point)
if i + 1 == no:
marker = QgsVertexMarker(self.tuView.canvas)
if suffix == 'cs':
marker.setColor(Qt.red)
marker.setIconSize(10)
marker.setIconType(QgsVertexMarker.ICON_BOX)
else: # 'q'
marker.setColor(Qt.blue)
marker.setIconSize(12)
marker.setIconType(QgsVertexMarker.ICON_DOUBLE_TRIANGLE)
marker.setCenter(QgsPointXY(point))
markers.append(marker)
line = QgsRubberBand(self.tuView.canvas, False)
line.setWidth(2)
if suffix == 'cs':
line.setColor(QColor(Qt.red))
else: # 'q'
line.setColor(QColor(Qt.blue))
line.setToGeometry(QgsGeometry.fromPolyline(points), None)
lines.append(line)
class MarkerErrorGeometry():
def __init__(self, mapCanvas):
self.__canvas = mapCanvas
self.__marker = None
def __del__(self):
self.reset()
def __createMarker(self, point):
self.__marker = QgsVertexMarker(self.__canvas)
self.__marker.setCenter(point)
self.__marker.setIconType(QgsVertexMarker.ICON_X)
self.__marker.setPenWidth(3)
def setGeom(self, p):
if self.__marker is not None:
self.reset()
if self.__marker is None:
self.__createMarker(p)
else:
self.__marker.setCenter(p)
def reset(self):
if self.__marker is not None:
self.__canvas.scene().removeItem(self.__marker)
del self.__marker
self.__marker = None
def wtkClicked(self):
wktStr = self.ui.wktTxt.toPlainText()
geom = QgsGeometry.fromWkt(wktStr)
if geom is None: return
self.manualLoc_lam72 = geom
self.manualLocationName = wktStr
self.ui.manualLocationTxt.setText(wktStr)
if geom.type() == QGis.Point:
marker = QgsVertexMarker(self.iface.mapCanvas())
marker.setCenter( geom.asPoint() )
marker.setColor(QtGui.QColor(0, 255, 255))
marker.setIconSize(5)
else:
marker = QgsRubberBand(self.iface.mapCanvas(), geom.type() == QGis.Polygon )
marker.setToGeometry(geom , None)
marker.setColor(QtGui.QColor(0, 255, 255))
marker.setFillColor(QtGui.QColor(0, 255, 255, 100))
marker.setWidth(3)
self._clearGraphicLayer()
self.graphicsLayer.append(marker)
self.ui.inputGeomTabs.setCurrentWidget(self.ui.drawInputTab)
def draw(self, rows, con, args, geomType, canvasItemList, mapCanvas):
''' draw the result '''
resultNodesVertexMarkers = canvasItemList['markers']
schema = """%(edge_schema)s""" % args
table = """%(edge_table)s_vertices_pgr""" % args
srid, geomType = Utils.getSridAndGeomType(con, schema, table, 'the_geom')
Utils.setTransformQuotes(args, srid, args['canvas_srid'])
for row in rows:
cur2 = con.cursor()
if args['version'] < 2.1:
args['result_node_id'] = row[1]
args['result_edge_id'] = row[2]
args['result_cost'] = row[3]
else:
args['result_node_id'] = row[3]
args['result_edge_id'] = row[4]
args['result_cost'] = row[5]
query2 = sql.SQL("""
SELECT ST_AsText(%(transform_s)s the_geom %(transform_e)s)
FROM %(edge_table)s_vertices_pgr
WHERE id = %(result_node_id)d
""").format(**args)
cur2.execute(query2)
row2 = cur2.fetchone()
if (row2):
geom = QgsGeometry().fromWkt(str(row2[0]))
pt = geom.asPoint()
vertexMarker = QgsVertexMarker(mapCanvas)
vertexMarker.setColor(Qt.red)
vertexMarker.setPenWidth(2)
vertexMarker.setIconSize(5)
vertexMarker.setCenter(QgsPointXY(pt))
resultNodesVertexMarkers.append(vertexMarker)
def _zoomLoc(self, txt):
self._clearGraphicsLayer()
locations = self.gp.fetchLocation(txt)
if type( locations ) is list and len(locations):
loc = locations[0]
LowerLeftX = loc['BoundingBox']['LowerLeft']['X_Lambert72']
LowerLeftY = loc['BoundingBox']['LowerLeft']['Y_Lambert72']
UpperRightX = loc['BoundingBox']['UpperRight']['X_Lambert72']
UpperRightY = loc['BoundingBox']['UpperRight']['Y_Lambert72']
self.gh.zoomtoRec(QgsPoint(LowerLeftX,LowerLeftY),QgsPoint(UpperRightX, UpperRightY), 31370)
xlb, ylb = loc["Location"]["X_Lambert72"], loc["Location"]["Y_Lambert72"]
x, y = self.gh.prjPtToMapCrs(QgsPoint( xlb , ylb), 31370)
m = QgsVertexMarker(self.iface.mapCanvas())
self.graphicsLayer.append(m)
m.setCenter(QgsPoint(x,y))
m.setColor(QtGui.QColor(255,255,0))
m.setIconSize(1)
m.setIconType(QgsVertexMarker.ICON_BOX)
m.setPenWidth(9)
elif type( locations ) is str:
self.bar.pushMessage(
QtCore.QCoreApplication.translate("geopunt4QgisAdresDialog","Waarschuwing"),
locations, level=QgsMessageBar.WARNING, duration=3)
else:
self.bar.pushMessage("Error",
QtCore.QCoreApplication.translate("geopunt4QgisAdresDialog","onbekende fout"),
level=QgsMessageBar.CRITICAL, duration=3)
class MapToolEmitPoint(MapToolInteractive):
"""Tool to emit mouse clicks as map points."""
canvasClicked = pyqtSignal(QgsPointV2, Qt.MouseButton)
def __init__(self, canvas):
super(MapToolEmitPoint, self).__init__(canvas)
self._vertexMarker = QgsVertexMarker(canvas)
self._vertexMarker.setIconType(QgsVertexMarker.ICON_NONE)
def deactivate(self):
self._vertexMarker.setCenter(QgsPoint())
super(MapToolEmitPoint, self).deactivate()
def canvasReleaseEvent(self, e):
super(MapToolEmitPoint, self).canvasReleaseEvent(e)
if e.isAccepted():
return
# Emit mode
mapPoint, mapPointV2, snapped = self._snapCursorPoint(e.pos())
self._vertexMarker.setCenter(mapPoint)
self.canvasClicked.emit(mapPointV2, e.button())
e.accept()
def setVertexIcon(self, iconType, iconSize=None, penWidth=None, color=None):
self._vertexMarker.setIconType(iconType)
if iconSize is not None:
self._vertexMarker.setIconSize(iconSize)
if iconSize is not None:
self._vertexMarker.setPenWidth(penWidth)
if iconSize is not None:
self._vertexMarker.setColor(color)
def showFlandersPointOnCanvas(self):
try:
self.__setMapSrs()
inputtext = self.dlg.lineEditFlanders.text().encode("utf8").strip()
params = urllib.urlencode({"q": inputtext})
result2 = urllib2.urlopen(self.location + params).read()
doc = json.loads(result2)
if len(doc) > 0 and len(doc["LocationResult"]) > 0:
x = doc["LocationResult"][0]["Location"]["X_Lambert72"]
y = doc["LocationResult"][0]["Location"]["Y_Lambert72"]
canv = self.iface.mapCanvas()
canv.clear()
marker = QgsVertexMarker(canv)
marker.setPenWidth(3)
marker.setIconType(QgsVertexMarker.ICON_CROSS) # or, ICON_X ICON_BOX
point = QgsPoint(x, y)
marker.setCenter(point)
self.markers.append(marker)
scale = 100
# Create a rectangle to cover the new extent
rect = QgsRectangle(
doc["LocationResult"][0]["BoundingBox"]["LowerLeft"]["X_Lambert72"],
doc["LocationResult"][0]["BoundingBox"]["LowerLeft"]["Y_Lambert72"],
doc["LocationResult"][0]["BoundingBox"]["UpperRight"]["X_Lambert72"],
doc["LocationResult"][0]["BoundingBox"]["UpperRight"]["Y_Lambert72"],
)
# Set the extent to our new rectangle
canv.setExtent(rect)
canv.refresh()
# QMessageBox.information( self.iface.mainWindow(),"Info", "x, y = %s" %str(x) + ", " + str(y) )
# keeps the window alive
self.run()
else:
QMessageBox.information(self.iface.mainWindow(), "Info", "Geen locatie gevonden voor: %s" % inputtext)
except:
QMessageBox.warning(self.iface.mainWindow(), "Warning", "error: %s" % sys.exc_info()[0])
def _setPointMarker(self, pointgeom):
m = QgsVertexMarker(self.qgisIface.mapCanvas())
m.setColor(QColor(self.config['marker_color']))
m.setIconType(self.config['marker_icon'])
m.setPenWidth(self.config['marker_width'])
m.setIconSize(self.config['marker_size'])
m.setCenter(pointgeom.asPoint())
return m
def addMarker(iface, pnt, clr=QColor(255, 255, 0), ico=QgsVertexMarker.ICON_BOX ):
m = QgsVertexMarker(iface.mapCanvas())
m.setCenter(pnt)
m.setColor(clr)
m.setIconSize(1)
m.setIconType(ico)
m.setPenWidth(9)
return m
def _addMarker(self, pnt, clr=QColor(255,255,0)):
m = QgsVertexMarker(self.iface.mapCanvas())
m.setCenter( pnt )
m.setColor(clr)
m.setIconSize(1)
m.setIconType(QgsVertexMarker.ICON_BOX)
m.setPenWidth(9)
self.graphicsLayer.append(m)
return m
def addVertex(self, pt):
self.rubberBand.addPoint(pt)
m = QgsVertexMarker(self.canvas)
m.setCenter(pt)
self.vertexMarkers.append(m)
#if self.yx: pt = QgsPoint(pt.y(),pt.x())
self.captureList.append (pt)
return len(self.captureList)
def addPointGraphic(self, xy, color="#FFFF00", size=1, pen=10, markerType=QgsVertexMarker.ICON_BOX ):
"create a point Graphic at location xy and return it"
pt = QgsPointXY(xy[0], xy[1]) if isinstance( xy, Iterable) else QgsPointXY(xy)
m = QgsVertexMarker(self.canvas)
m.setCenter(pt)
m.setColor(QColor(color))
m.setIconSize(size)
m.setIconType(markerType)
m.setPenWidth(pen)
return m
def addPointGraphic(self, xy, color="#FFFF00", size=1, pen=10, markerType=QgsVertexMarker.ICON_BOX ):
"create a point Graphic at location xy and return it"
x, y = list( xy )[:2]
m = QgsVertexMarker(self.canvas)
m.setCenter(QgsPoint(x,y))
m.setColor(QColor(color))
m.setIconSize(size)
m.setIconType(markerType)
m.setPenWidth(pen)
return m
def addTempGeometry(self, chunkId, geometryType, geometry):
""" Add geometries as rubber bands or vertex objects """
if geometryType == "Polygon" or geometryType == "LineString":
self.__tmpGeometry[chunkId].addGeometry(geometry, None)
elif geometryType == "Point":
vertex = QgsVertexMarker(self.iface.mapCanvas())
vertex.setCenter(geometry.asPoint())
vertex.setColor(QColor(0,255,0))
vertex.setIconSize(6)
vertex.setIconType(QgsVertexMarker.ICON_BOX) # or ICON_CROSS, ICON_X
vertex.setPenWidth(3)
self.__tmpGeometry[chunkId].append(vertex)
def _createSnappableMarkers(self):
if (not self._showSnappableVertices or not self._snappingEnabled):
return
extent = self.canvas().extent()
for vertex in self._snappableVertices.asMultiPoint():
if (extent.contains(vertex)):
marker = QgsVertexMarker(self.canvas())
marker.setIconType(QgsVertexMarker.ICON_X)
marker.setColor(Qt.gray)
marker.setPenWidth(1)
marker.setCenter(vertex)
self._snappableMarkers.append(marker)
def updateTrack(self):
if self.pos and self.trackLen:
if len(self.track) >= self.trackLen:
tpr = self.track.popleft()
self.canvas.scene().removeItem(tpr)
del(tpr)
tp = QgsVertexMarker(self.canvas)
tp.setCenter(self.pos)
tp.setIconType(QgsVertexMarker.ICON_CROSS)
tp.setColor(self.trackColor)
tp.setZValue(self.zValue() - 0.1)
tp.setIconSize(3)
tp.setPenWidth(3)
self.track.append(tp)
def onSelectionChanged(self):
selPois = self._getSelectedPois()
canvas = self.iface.mapCanvas()
self.clearGraphicsLayer()
pts = [ self.gh.prjPtToMapCrs( n['location']['points'][0]['Point']['coordinates'], 4326)
for n in selPois ]
for pt in pts:
x,y = pt
m = QgsVertexMarker(canvas)
self.graphicsLayer.append(m)
m.setCenter(QgsPointXY(x,y))
m.setColor(QColor(255,255,0))
m.setIconSize(1)
m.setIconType(QgsVertexMarker.ICON_BOX)
m.setPenWidth(10)
class MarkerCursor(QObject):
def __init__(self, mapCanvas, srsOL):
QObject.__init__(self)
self.__srsOL = srsOL
self.__canvas = mapCanvas
self.__marker = None
self.__showMarker = True
def __del__(self):
self.reset()
def __refresh(self, pointCenter):
if self.__marker is not None:
self.reset()
self.__marker = QgsVertexMarker(self.__canvas)
self.__marker.setCenter(pointCenter)
self.__marker.setIconType(QgsVertexMarker.ICON_X)
self.__marker.setPenWidth(4)
def setVisible(self, visible):
self.__showMarker = visible
def reset(self):
self.__canvas.scene().removeItem(self.__marker)
del self.__marker
self.__marker = None
@pyqtSlot(str)
def changeMarker(self, strListExtent):
if not self.__showMarker:
return
# left, bottom, right, top
left, bottom, right, top = [float(item) for item in
strListExtent.split(',')]
pointCenter = QgsRectangle(QgsPointXY(left, top),
QgsPointXY(right, bottom)).center()
crsCanvas = self.__canvas.mapSettings().destinationCrs()
if self.__srsOL != crsCanvas:
coodTrans = QgsCoordinateTransform(self.__srsOL, crsCanvas,
QgsProject.instance())
pointCenter = coodTrans.transform(
pointCenter,
QgsCoordinateTransform.ForwardTransform)
self.__refresh(pointCenter)
def mouseMoved(self, event):
pClicked = QPoint( event.pos().x(), event.pos().y() )
( _, snappedPoints ) = self.networkAnalyzer.getSnapper().snapPoint( pClicked, [] )
for marker in self.highLightedPoints:
self.canvas.scene().removeItem( marker )
self.highLightedPoints = []
if len( snappedPoints ) > 0:
for point in snappedPoints:
marker = QgsVertexMarker( self.canvas )
marker.setCenter( point.snappedVertex )
marker.setColor( QColor( "#FFFF33" ) )
marker.setIconSize( 10 )
marker.setIconType( QgsVertexMarker.ICON_X )
marker.setPenWidth( 2 )
self.highLightedPoints.append(marker)
def loadPoints(self, points, markers):
a = self.project.readEntry("TUVIEW", "pointsx")[0]
if a:
a = a.split('~~')
b = self.project.readEntry("TUVIEW", "pointsy")[0]
b = b.split('~~')
for i in range(len(a)):
x = float(a[i])
y = float(b[i])
point = QgsPoint(x, y)
points.append(point)
marker = QgsVertexMarker(self.tuView.canvas)
marker.setColor(Qt.red)
marker.setFillColor(Qt.red)
marker.setIconSize(10)
marker.setIconType(QgsVertexMarker.ICON_CIRCLE)
marker.setCenter(QgsPointXY(point))
markers.append(marker)
def _addGeometryError(self, error):
self._geometryErrors.append(error)
if (self._tip != ''):
self._tip += '\n'
self._tip += error.what()
if (error.hasWhere()):
marker = QgsVertexMarker(self.canvas())
marker.setCenter(error.where())
marker.setIconType(QgsVertexMarker.ICON_X)
marker.setPenWidth(2)
marker.setToolTip(error.what())
marker.setColor(Qt.green)
marker.setZValue(marker.zValue() + 1)
self._geometryErrorMarkers.append(marker)
self._iface.mainWindow().statusBar().showMessage(error.what())
if (self._tip != ''):
self._iface.mainWindow().statusBar().setToolTip(self._tip)
def canvasMoveEvent(self, event):
"""
Whenever the mouse is moved update the rubberband and the snapping.
:param event: QMouseEvent with coordinates
"""
point_clicked = QPoint(event.pos().x(), event.pos().y())
(_, snapped_points) = self.networkAnalyzer.getSnapper().snapPoint(point_clicked, [])
for marker in self.highLightedPoints:
self.canvas.scene().removeItem(marker)
self.highLightedPoints = []
if len(snapped_points) > 0:
for point in snapped_points:
marker = QgsVertexMarker(self.canvas)
marker.setCenter(point.snappedVertex)
marker.setColor(QColor("#FFFF33"))
marker.setIconSize(10)
marker.setIconType(QgsVertexMarker.ICON_X)
marker.setPenWidth(2)
self.highLightedPoints.append(marker)
class ParentManage(ParentAction, object):
def __init__(self, iface, settings, controller, plugin_dir):
""" Class to keep common functions of classes
'ManageDocument', 'ManageElement' and 'ManageVisit' of toolbar 'edit'."""
super(ParentManage, self).__init__(iface, settings, controller, plugin_dir)
self.x = ""
self.y = ""
self.canvas = self.iface.mapCanvas()
self.plan_om = None
self.previous_map_tool = None
self.autocommit = True
self.lazy_widget = None
self.workcat_id_end = None
self.xyCoordinates_conected = False
self.remove_ids = True
def reset_lists(self):
""" Reset list of selected records """
self.ids = []
self.list_ids = {}
self.list_ids['arc'] = []
self.list_ids['node'] = []
self.list_ids['connec'] = []
self.list_ids['gully'] = []
self.list_ids['element'] = []
def reset_layers(self):
""" Reset list of layers """
self.layers = {}
self.layers['arc'] = []
self.layers['node'] = []
self.layers['connec'] = []
self.layers['gully'] = []
self.layers['element'] = []
def reset_model(self, dialog, table_object, geom_type):
""" Reset model of the widget """
table_relation = table_object + "_x_" + geom_type
widget_name = "tbl_" + table_relation
widget = utils_giswater.getWidget(dialog, widget_name)
if widget:
widget.setModel(None)
def remove_selection(self, remove_groups=True):
""" Remove all previous selections """
layer = self.controller.get_layer_by_tablename("v_edit_arc")
if layer:
layer.removeSelection()
layer = self.controller.get_layer_by_tablename("v_edit_node")
if layer:
layer.removeSelection()
layer = self.controller.get_layer_by_tablename("v_edit_connec")
if layer:
layer.removeSelection()
layer = self.controller.get_layer_by_tablename("v_edit_element")
if layer:
layer.removeSelection()
if self.project_type == 'ud':
layer = self.controller.get_layer_by_tablename("v_edit_gully")
if layer:
layer.removeSelection()
try:
if remove_groups:
for layer in self.layers['arc']:
layer.removeSelection()
for layer in self.layers['node']:
layer.removeSelection()
for layer in self.layers['connec']:
layer.removeSelection()
for layer in self.layers['gully']:
layer.removeSelection()
for layer in self.layers['element']:
layer.removeSelection()
except:
pass
self.canvas.refresh()
def reset_widgets(self, dialog, table_object):
""" Clear contents of input widgets """
if table_object == "doc":
utils_giswater.setWidgetText(dialog, "doc_type", "")
utils_giswater.setWidgetText(dialog, "observ", "")
utils_giswater.setWidgetText(dialog, "path", "")
elif table_object == "element":
utils_giswater.setWidgetText(dialog, "elementcat_id", "")
utils_giswater.setWidgetText(dialog, "state", "")
utils_giswater.setWidgetText(dialog, "expl_id","")
utils_giswater.setWidgetText(dialog, "ownercat_id", "")
utils_giswater.setWidgetText(dialog, "location_type", "")
utils_giswater.setWidgetText(dialog, "buildercat_id", "")
utils_giswater.setWidgetText(dialog, "workcat_id", "")
utils_giswater.setWidgetText(dialog, "workcat_id_end", "")
utils_giswater.setWidgetText(dialog, "comment", "")
utils_giswater.setWidgetText(dialog, "observ", "")
utils_giswater.setWidgetText(dialog, "path", "")
utils_giswater.setWidgetText(dialog, "rotation", "")
utils_giswater.setWidgetText(dialog, "verified", "")
utils_giswater.setWidgetText(dialog, dialog.num_elements, "")
def fill_widgets(self, dialog, table_object, row):
""" Fill input widgets with data int he @row """
if table_object == "doc":
utils_giswater.setWidgetText(dialog, "doc_type", row["doc_type"])
utils_giswater.setWidgetText(dialog, "observ", row["observ"])
utils_giswater.setWidgetText(dialog, "path", row["path"])
elif table_object == "element":
state = ""
if row['state']:
sql = ("SELECT name FROM " + self.schema_name + ".value_state"
" WHERE id = '" + str(row['state']) + "'")
row_aux = self.controller.get_row(sql, commit=self.autocommit)
if row_aux:
state = row_aux[0]
expl_id = ""
if row['expl_id']:
sql = ("SELECT name FROM " + self.schema_name + ".exploitation"
" WHERE expl_id = '" + str(row['expl_id']) + "'")
row_aux = self.controller.get_row(sql, commit=self.autocommit)
if row_aux:
expl_id = row_aux[0]
utils_giswater.setWidgetText(dialog, "code", row['code'])
sql = ("SELECT elementtype_id FROM " + self.schema_name + ".cat_element"
" WHERE id = '" + str(row['elementcat_id']) + "'")
row_type = self.controller.get_row(sql)
if row_type:
utils_giswater.setWidgetText(dialog, "element_type", row_type[0])
utils_giswater.setWidgetText(dialog, "elementcat_id", row['elementcat_id'])
utils_giswater.setWidgetText(dialog, "num_elements", row['num_elements'])
utils_giswater.setWidgetText(dialog, "state", state)
utils_giswater.setWidgetText(dialog, "expl_id", expl_id)
utils_giswater.setWidgetText(dialog, "ownercat_id", row['ownercat_id'])
utils_giswater.setWidgetText(dialog, "location_type", row['location_type'])
utils_giswater.setWidgetText(dialog, "buildercat_id", row['buildercat_id'])
builtdate = QDate.fromString(str(row['builtdate']), 'yyyy-MM-dd')
dialog.builtdate.setDate(builtdate)
utils_giswater.setWidgetText(dialog, "workcat_id", row['workcat_id'])
utils_giswater.setWidgetText(dialog, "workcat_id_end", row['workcat_id_end'])
utils_giswater.setWidgetText(dialog, "comment", row['comment'])
utils_giswater.setWidgetText(dialog, "observ", row['observ'])
utils_giswater.setWidgetText(dialog, "link", row['link'])
utils_giswater.setWidgetText(dialog, "verified", row['verified'])
utils_giswater.setWidgetText(dialog, "rotation", row['rotation'])
if str(row['undelete']) == 'True':
dialog.undelete.setChecked(True)
def get_records_geom_type(self, dialog, table_object, geom_type):
""" Get records of @geom_type associated to selected @table_object """
object_id = utils_giswater.getWidgetText(dialog, table_object + "_id")
table_relation = table_object + "_x_" + geom_type
widget_name = "tbl_" + table_relation
exists = self.controller.check_table(table_relation)
if not exists:
self.controller.log_info("Not found: " + str(table_relation))
return
sql = ("SELECT " + geom_type + "_id"
" FROM " + self.schema_name + "." + table_relation + ""
" WHERE " + table_object + "_id = '" + str(object_id) + "'")
rows = self.controller.get_rows(sql, log_info=False)
if rows:
for row in rows:
self.list_ids[geom_type].append(str(row[0]))
self.ids.append(str(row[0]))
expr_filter = self.get_expr_filter(geom_type)
self.set_table_model(dialog, widget_name, geom_type, expr_filter)
def exist_object(self, dialog, table_object):
""" Check if selected object (document or element) already exists """
# Reset list of selected records
self.reset_lists()
field_object_id = "id"
if table_object == "element":
field_object_id = table_object + "_id"
object_id = utils_giswater.getWidgetText(dialog, table_object + "_id")
# Check if we already have data with selected object_id
sql = ("SELECT * "
" FROM " + self.schema_name + "." + str(table_object) + ""
" WHERE " + str(field_object_id) + " = '" + str(object_id) + "'")
row = self.controller.get_row(sql, log_info=False)
# If object_id not found: Clear data
if not row:
self.reset_widgets(dialog, table_object)
if table_object == 'element':
self.set_combo(dialog, 'state', 'value_state', 'state_vdefault', field_name='name')
self.set_combo(dialog, 'expl_id', 'exploitation', 'exploitation_vdefault', field_id='expl_id',field_name='name')
self.set_calendars(dialog, 'builtdate', 'config_param_user', 'value', 'builtdate_vdefault')
self.set_combo(dialog, 'workcat_id', 'cat_work', 'workcat_vdefault', field_id='id', field_name='id')
if hasattr(self, 'single_tool_mode'):
# some tools can work differently if standalone or integrated in
# another tool
if self.single_tool_mode:
self.remove_selection(True)
else:
self.remove_selection(True)
self.reset_model(dialog, table_object, "arc")
self.reset_model(dialog, table_object, "node")
self.reset_model(dialog, table_object, "connec")
self.reset_model(dialog, table_object, "element")
if self.project_type == 'ud':
self.reset_model(dialog, table_object, "gully")
return
# Fill input widgets with data of the @row
self.fill_widgets(dialog, table_object, row)
# Check related 'arcs'
self.get_records_geom_type(dialog, table_object, "arc")
# Check related 'nodes'
self.get_records_geom_type(dialog, table_object, "node")
# Check related 'connecs'
self.get_records_geom_type(dialog, table_object, "connec")
# Check related 'elements'
self.get_records_geom_type(dialog, table_object, "element")
# Check related 'gullys'
if self.project_type == 'ud':
self.get_records_geom_type(dialog, table_object, "gully")
def populate_combo(self, dialog, widget, table_name, field_name="id"):
""" Executes query and fill combo box """
sql = ("SELECT " + field_name + ""
" FROM " + self.schema_name + "." + table_name + ""
" ORDER BY " + field_name)
rows = self.controller.get_rows(sql, commit=self.autocommit)
utils_giswater.fillComboBox(dialog, widget, rows)
if rows:
utils_giswater.setCurrentIndex(dialog, widget, 0)
def set_combo(self, dialog, widget, table_name, parameter, field_id='id', field_name='id'):
""" Executes query and set combo box """
sql = ("SELECT t1." + field_name + " FROM " + self.schema_name + "." + table_name + " as t1"
" INNER JOIN " + self.schema_name + ".config_param_user as t2 ON t1." + field_id + "::text = t2.value::text"
" WHERE parameter = '" + parameter + "' AND cur_user = current_user")
row = self.controller.get_row(sql)
if row:
utils_giswater.setWidgetText(dialog, widget, row[0])
def set_calendars(self, dialog, widget, table_name, value, parameter):
""" Executes query and set QDateEdit """
sql = ("SELECT " + value + " FROM " + self.schema_name + "." + table_name + ""
" WHERE parameter = '" + parameter + "' AND cur_user = current_user")
row = self.controller.get_row(sql)
if row:
date = QDate.fromString(row[0], 'yyyy-MM-dd')
else:
date = QDate.currentDate()
utils_giswater.setCalendarDate(dialog, widget, date)
def add_point(self):
""" Create the appropriate map tool and connect to the corresponding signal """
active_layer = self.iface.activeLayer()
if active_layer is None:
active_layer = self.controller.get_layer_by_tablename('version')
self.iface.setActiveLayer(active_layer)
# Vertex marker
self.vertex_marker = QgsVertexMarker(self.canvas)
self.vertex_marker.setColor(QColor(255, 100, 255))
self.vertex_marker.setIconSize(15)
self.vertex_marker.setIconType(QgsVertexMarker.ICON_CROSS)
self.vertex_marker.setPenWidth(3)
# Snapper
self.snapper = QgsMapCanvasSnapper(self.canvas)
self.emit_point = QgsMapToolEmitPoint(self.canvas)
self.previous_map_tool = self.canvas.mapTool()
self.canvas.setMapTool(self.emit_point)
#self.canvas.connect(self.canvas, SIGNAL("xyCoordinates(const QgsPoint&)"), self.mouse_move)
self.canvas.xyCoordinates.connect(self.mouse_move)
self.xyCoordinates_conected = True
self.emit_point.canvasClicked.connect(partial(self.get_xy))
def mouse_move(self, p):
self.snapped_point = None
self.vertex_marker.hide()
map_point = self.canvas.getCoordinateTransform().transform(p)
x = map_point.x()
y = map_point.y()
eventPoint = QPoint(x, y)
# Snapping
(retval, result) = self.snapper.snapToBackgroundLayers(eventPoint) # @UnusedVariable
# That's the snapped point
if result:
# Check feature
for snapped_point in result:
self.snapped_point = QgsPoint(snapped_point.snappedVertex)
self.vertex_marker.setCenter(self.snapped_point)
self.vertex_marker.show()
else:
self.vertex_marker.hide()
def get_xy(self, point):
""" Get coordinates of selected point """
if self.snapped_point:
self.x = self.snapped_point.x()
self.y = self.snapped_point.y()
else:
self.x = point.x()
self.y = point.y()
message = "Geometry has been added!"
self.controller.show_info(message)
self.emit_point.canvasClicked.disconnect()
self.canvas.xyCoordinates.disconnect()
self.xyCoordinates_conected = False
self.iface.mapCanvas().refreshAllLayers()
self.vertex_marker.hide()
def get_values_from_form(self, dialog):
self.enddate = utils_giswater.getCalendarDate(dialog, "enddate")
self.workcat_id_end = utils_giswater.getWidgetText(dialog, "workcat_id_end")
self.description = utils_giswater.getWidgetText(dialog, "descript")
def tab_feature_changed(self, dialog, table_object, feature_id=None):
""" Set geom_type and layer depending selected tab
@table_object = ['doc' | 'element' | 'cat_work']
"""
self.get_values_from_form(dialog)
if dialog.tab_feature.currentIndex() == 3:
dialog.btn_snapping.setEnabled(False)
else:
dialog.btn_snapping.setEnabled(True)
tab_position = dialog.tab_feature.currentIndex()
if tab_position == 0:
self.geom_type = "arc"
elif tab_position == 1:
self.geom_type = "node"
elif tab_position == 2:
self.geom_type = "connec"
elif tab_position == 3:
self.geom_type = "element"
elif tab_position == 4:
self.geom_type = "gully"
self.hide_generic_layers()
widget_name = "tbl_" + table_object + "_x_" + str(self.geom_type)
viewname = "v_edit_" + str(self.geom_type)
self.widget = utils_giswater.getWidget(dialog, widget_name)
# Adding auto-completion to a QLineEdit
self.set_completer_feature_id(dialog.feature_id, self.geom_type, viewname)
self.iface.actionPan().trigger()
def set_completer_object(self, dialog, table_object):
""" Set autocomplete of widget @table_object + "_id"
getting id's from selected @table_object
"""
widget = utils_giswater.getWidget(dialog, table_object + "_id")
if not widget:
return
# Set SQL
field_object_id = "id"
if table_object == "element":
field_object_id = table_object + "_id"
sql = ("SELECT DISTINCT(" + field_object_id + ")"
" FROM " + self.schema_name + "." + table_object)
row = self.controller.get_rows(sql, commit=self.autocommit)
for i in range(0, len(row)):
aux = row[i]
row[i] = str(aux[0])
# Set completer and model: add autocomplete in the widget
self.completer = QCompleter()
self.completer.setCaseSensitivity(Qt.CaseInsensitive)
widget.setCompleter(self.completer)
model = QStringListModel()
model.setStringList(row)
self.completer.setModel(model)
def set_completer_widget(self, tablename, widget, field_id):
""" Set autocomplete of widget @table_object + "_id"
getting id's from selected @table_object
"""
if not widget:
return
# Set SQL
sql = ("SELECT DISTINCT(" + field_id + ")"
" FROM " + self.schema_name + "." + tablename +""
" ORDER BY "+ field_id + "")
row = self.controller.get_rows(sql)
for i in range(0, len(row)):
aux = row[i]
row[i] = str(aux[0])
# Set completer and model: add autocomplete in the widget
self.completer = QCompleter()
self.completer.setCaseSensitivity(Qt.CaseInsensitive)
widget.setCompleter(self.completer)
model = QStringListModel()
model.setStringList(row)
self.completer.setModel(model)
def set_completer_feature_id(self, widget, geom_type, viewname):
""" Set autocomplete of widget 'feature_id'
getting id's from selected @viewname
"""
# Adding auto-completion to a QLineEdit
self.completer = QCompleter()
self.completer.setCaseSensitivity(Qt.CaseInsensitive)
widget.setCompleter(self.completer)
model = QStringListModel()
sql = ("SELECT " + geom_type + "_id"
" FROM " + self.schema_name + "." + viewname)
row = self.controller.get_rows(sql, commit=self.autocommit)
if row:
for i in range(0, len(row)):
aux = row[i]
row[i] = str(aux[0])
model.setStringList(row)
self.completer.setModel(model)
def get_expr_filter(self, geom_type):
""" Set an expression filter with the contents of the list.
Set a model with selected filter. Attach that model to selected table
"""
list_ids = self.list_ids[geom_type]
field_id = geom_type + "_id"
if len(list_ids) == 0:
return None
# Set expression filter with features in the list
expr_filter = field_id + " IN ("
for i in range(len(list_ids)):
expr_filter += "'" + str(list_ids[i]) + "', "
expr_filter = expr_filter[:-2] + ")"
# Check expression
(is_valid, expr) = self.check_expression(expr_filter)
if not is_valid:
return None
# Select features of layers applying @expr
self.select_features_by_ids(geom_type, expr)
return expr_filter
def reload_table(self, dialog, table_object, geom_type, expr_filter):
""" Reload @widget with contents of @tablename applying selected @expr_filter """
if type(table_object) is str:
widget_name = "tbl_" + table_object + "_x_" + geom_type
widget = utils_giswater.getWidget(dialog, widget_name)
if not widget:
message = "Widget not found"
self.controller.log_info(message, parameter=widget_name)
return None
elif type(table_object) is QTableView:
widget = table_object
else:
message = "Table_object is not a table name or QTableView"
self.controller.log_info(message)
return None
expr = self.set_table_model(dialog, widget, geom_type, expr_filter)
return expr
def set_table_model(self, dialog, table_object, geom_type, expr_filter):
""" Sets a TableModel to @widget_name attached to
@table_name and filter @expr_filter
"""
expr = None
if expr_filter:
# Check expression
(is_valid, expr) = self.check_expression(expr_filter) #@UnusedVariable
if not is_valid:
return expr
# Set a model with selected filter expression
table_name = "v_edit_" + geom_type
if self.schema_name not in table_name:
table_name = self.schema_name + "." + table_name
# Set the model
model = QSqlTableModel()
model.setTable(table_name)
model.setEditStrategy(QSqlTableModel.OnManualSubmit)
model.select()
if model.lastError().isValid():
self.controller.show_warning(model.lastError().text())
return expr
# Attach model to selected widget
if type(table_object) is str:
widget = utils_giswater.getWidget(dialog, table_object)
if not widget:
message = "Widget not found"
self.controller.log_info(message, parameter=table_object)
return expr
elif type(table_object) is QTableView:
widget = table_object
else:
message = "Table_object is not a table name or QTableView"
self.controller.log_info(message)
return expr
if expr_filter:
widget.setModel(model)
widget.model().setFilter(expr_filter)
widget.model().select()
else:
widget.setModel(None)
return expr
def apply_lazy_init(self, widget):
"""Apply the init function related to the model. It's necessary
a lazy init because model is changed everytime is loaded."""
if self.lazy_widget is None:
return
if widget != self.lazy_widget:
return
self.lazy_init_function(self.lazy_widget)
def lazy_configuration(self, widget, init_function):
"""set the init_function where all necessary events are set.
This is necessary to allow a lazy setup of the events because set_table_events
can create a table with a None model loosing any event connection."""
# TODO: create a dictionary with key:widged.objectName value:initFuction
# to allow multiple lazy initialization
self.lazy_widget = widget
self.lazy_init_function = init_function
def select_features_by_ids(self, geom_type, expr):
""" Select features of layers of group @geom_type applying @expr """
# Build a list of feature id's and select them
for layer in self.layers[geom_type]:
if expr is None:
layer.removeSelection()
else:
it = layer.getFeatures(QgsFeatureRequest(expr))
id_list = [i.id() for i in it]
if len(id_list) > 0:
layer.selectByIds(id_list)
else:
layer.removeSelection()
def delete_records(self, dialog, table_object, query=False):
""" Delete selected elements of the table """
self.disconnect_signal_selection_changed()
if type(table_object) is str:
widget_name = "tbl_" + table_object + "_x_" + self.geom_type
widget = utils_giswater.getWidget(dialog, widget_name)
if not widget:
message = "Widget not found"
self.controller.show_warning(message, parameter=widget_name)
return
elif type(table_object) is QTableView:
widget = table_object
else:
message = "Table_object is not a table name or QTableView"
self.controller.log_info(message)
return
# Get selected rows
selected_list = widget.selectionModel().selectedRows()
if len(selected_list) == 0:
message = "Any record selected"
self.controller.show_info_box(message)
return
if query:
full_list = widget.model()
for x in range(0, full_list.rowCount()):
self.ids.append(widget.model().record(x).value(str(self.geom_type)+"_id"))
else:
self.ids = self.list_ids[self.geom_type]
field_id = self.geom_type + "_id"
del_id = []
inf_text = ""
list_id = ""
for i in range(0, len(selected_list)):
row = selected_list[i].row()
id_feature = widget.model().record(row).value(field_id)
inf_text += str(id_feature) + ", "
list_id = list_id + "'" + str(id_feature) + "', "
del_id.append(id_feature)
inf_text = inf_text[:-2]
list_id = list_id[:-2]
message = "Are you sure you want to delete these records?"
title = "Delete records"
answer = self.controller.ask_question(message, title, inf_text)
if answer:
for el in del_id:
self.ids.remove(el)
else:
return
expr_filter = None
expr = None
if len(self.ids) > 0:
# Set expression filter with features in the list
expr_filter = "\"" + field_id + "\" IN ("
for i in range(len(self.ids)):
expr_filter += "'" + str(self.ids[i]) + "', "
expr_filter = expr_filter[:-2] + ")"
# Check expression
(is_valid, expr) = self.check_expression(expr_filter) #@UnusedVariable
if not is_valid:
return
# Update model of the widget with selected expr_filter
if query:
self.delete_feature_at_plan(dialog, self.geom_type, list_id)
self.reload_qtable(dialog, self.geom_type, self.plan_om)
else:
self.reload_table(dialog, table_object, self.geom_type, expr_filter)
self.apply_lazy_init(table_object)
# Select features with previous filter
# Build a list of feature id's and select them
self.select_features_by_ids(self.geom_type, expr)
if query:
self.remove_selection()
# Update list
self.list_ids[self.geom_type] = self.ids
self.enable_feature_type(dialog)
self.connect_signal_selection_changed(dialog, table_object)
def manage_close(self, dialog, table_object, cur_active_layer=None):
""" Close dialog and disconnect snapping """
if cur_active_layer:
self.iface.setActiveLayer(cur_active_layer)
if hasattr(self, 'single_tool_mode'):
# some tools can work differently if standalone or integrated in
# another tool
if self.single_tool_mode:
self.remove_selection(True)
else:
self.remove_selection(True)
self.reset_model(dialog, table_object, "arc")
self.reset_model(dialog, table_object, "node")
self.reset_model(dialog, table_object, "connec")
self.reset_model(dialog, table_object, "element")
if self.project_type == 'ud':
self.reset_model(dialog, table_object, "gully")
self.close_dialog(dialog)
self.hide_generic_layers()
self.disconnect_snapping()
self.disconnect_signal_selection_changed()
# reset previous dialog in not in single_tool_mode
# if hasattr(self, 'single_tool_mode') and not self.single_tool_mode:
# if hasattr(self, 'previous_dialog'):
def selection_init(self, dialog, table_object, query=False):
""" Set canvas map tool to an instance of class 'MultipleSelection' """
multiple_selection = MultipleSelection(self.iface, self.controller, self.layers[self.geom_type],
parent_manage=self, table_object=table_object, dialog=dialog)
self.previous_map_tool = self.canvas.mapTool()
self.canvas.setMapTool(multiple_selection)
self.disconnect_signal_selection_changed()
self.connect_signal_selection_changed(dialog, table_object, query)
cursor = self.get_cursor_multiple_selection()
self.canvas.setCursor(cursor)
def selection_changed(self, dialog, table_object, geom_type, query=False):
""" Slot function for signal 'canvas.selectionChanged' """
self.disconnect_signal_selection_changed()
field_id = geom_type + "_id"
if self.remove_ids:
self.ids = []
# Iterate over all layers of the group
for layer in self.layers[self.geom_type]:
if layer.selectedFeatureCount() > 0:
# Get selected features of the layer
features = layer.selectedFeatures()
for feature in features:
# Append 'feature_id' into the list
selected_id = feature.attribute(field_id)
if selected_id not in self.ids:
self.ids.append(selected_id)
if geom_type == 'arc':
self.list_ids['arc'] = self.ids
elif geom_type == 'node':
self.list_ids['node'] = self.ids
elif geom_type == 'connec':
self.list_ids['connec'] = self.ids
elif geom_type == 'gully':
self.list_ids['gully'] = self.ids
elif geom_type == 'element':
self.list_ids['element'] = self.ids
expr_filter = None
if len(self.ids) > 0:
# Set 'expr_filter' with features that are in the list
expr_filter = "\"" + field_id + "\" IN ("
for i in range(len(self.ids)):
expr_filter += "'" + str(self.ids[i]) + "', "
expr_filter = expr_filter[:-2] + ")"
# Check expression
(is_valid, expr) = self.check_expression(expr_filter) #@UnusedVariable
if not is_valid:
return
self.select_features_by_ids(geom_type, expr)
# Reload contents of table 'tbl_@table_object_x_@geom_type'
if query:
self.insert_feature_to_plan(dialog, self.geom_type)
if self.plan_om == 'plan':
self.remove_selection()
self.reload_qtable(dialog, geom_type, self.plan_om)
else:
self.reload_table(dialog, table_object, self.geom_type, expr_filter)
self.apply_lazy_init(table_object)
# Remove selection in generic 'v_edit' layers
if self.plan_om == 'plan':
self.remove_selection(False)
self.enable_feature_type(dialog)
self.connect_signal_selection_changed(dialog, table_object)
def delete_feature_at_plan(self, dialog, geom_type, list_id):
""" Delete features_id to table plan_@geom_type_x_psector"""
value = utils_giswater.getWidgetText(dialog, dialog.psector_id)
sql = ("DELETE FROM " + self.schema_name + "." + self.plan_om + "_psector_x_" + geom_type + ""
" WHERE " + geom_type + "_id IN (" + list_id + ") AND psector_id = '" + str(value) + "'")
self.controller.execute_sql(sql)
def enable_feature_type(self, dialog):
feature_type = dialog.findChild(QComboBox, 'feature_type')
assigned_to = dialog.findChild(QComboBox, 'cmb_assigned_to')
visit_class = dialog.findChild(QComboBox, 'cmb_visit_class')
table = dialog.findChild(QTableView, 'tbl_relation')
if feature_type is not None and table is not None:
if len(self.ids) > 0:
feature_type.setEnabled(False)
if assigned_to is not None:
assigned_to.setEnabled(False)
if assigned_to is not None:
visit_class.setEnabled(False)
else:
feature_type.setEnabled(True)
if assigned_to is not None:
assigned_to.setEnabled(True)
if assigned_to is not None:
visit_class.setEnabled(True)
def insert_feature(self, dialog, table_object, query=False, remove_ids=True):
""" Select feature with entered id. Set a model with selected filter.
Attach that model to selected table
"""
self.disconnect_signal_selection_changed()
# Clear list of ids
if remove_ids:
self.ids = []
field_id = self.geom_type + "_id"
feature_id = utils_giswater.getWidgetText(dialog, "feature_id")
if feature_id == 'null':
message = "You need to enter a feature id"
self.controller.show_info_box(message)
return
# Iterate over all layers of the group
for layer in self.layers[self.geom_type]:
if layer.selectedFeatureCount() > 0:
# Get selected features of the layer
features = layer.selectedFeatures()
for feature in features:
# Append 'feature_id' into the list
selected_id = feature.attribute(field_id)
if selected_id not in self.ids:
self.ids.append(selected_id)
if feature_id not in self.ids:
# If feature id doesn't exist in list -> add
self.ids.append(str(feature_id))
# Set expression filter with features in the list
expr_filter = "\"" + field_id + "\" IN ("
for i in range(len(self.ids)):
expr_filter += "'" + str(self.ids[i]) + "', "
expr_filter = expr_filter[:-2] + ")"
# Check expression
(is_valid, expr) = self.check_expression(expr_filter)
if not is_valid:
return
# Select features with previous filter
# Build a list of feature id's and select them
for layer in self.layers[self.geom_type]:
it = layer.getFeatures(QgsFeatureRequest(expr))
id_list = [i.id() for i in it]
if len(id_list) > 0:
layer.selectByIds(id_list)
# Reload contents of table 'tbl_???_x_@geom_type'
if query:
self.insert_feature_to_plan(dialog, self.geom_type)
self.remove_selection()
else:
self.reload_table(dialog, table_object, self.geom_type, expr_filter)
self.apply_lazy_init(table_object)
# Update list
self.list_ids[self.geom_type] = self.ids
self.enable_feature_type(dialog)
self.connect_signal_selection_changed(dialog, table_object)
def insert_feature_to_plan(self, dialog, geom_type):
""" Insert features_id to table plan_@geom_type_x_psector"""
value = utils_giswater.getWidgetText(dialog, dialog.psector_id)
for i in range(len(self.ids)):
sql = ("SELECT " + geom_type + "_id"
" FROM " + self.schema_name + "." + self.plan_om + "_psector_x_" + geom_type + ""
" WHERE " + geom_type + "_id = '" + str(self.ids[i]) + "' AND psector_id = '" + str(value) + "'")
row = self.controller.get_row(sql)
if not row:
sql = ("INSERT INTO " + self.schema_name + "." + self.plan_om + "_psector_x_" + geom_type + ""
"(" + geom_type + "_id, psector_id) VALUES('" + str(self.ids[i]) + "', '" + str(value) + "')")
self.controller.execute_sql(sql)
self.reload_qtable(dialog, geom_type, self.plan_om)
def reload_qtable(self, dialog, geom_type, plan_om):
""" Reload QtableView """
value = utils_giswater.getWidgetText(dialog, dialog.psector_id)
sql = ("SELECT * FROM " + self.schema_name + "." + plan_om + "_psector_x_" + geom_type + ""
" WHERE psector_id = '" + str(value) + "'")
qtable = utils_giswater.getWidget(dialog, 'tbl_psector_x_' + geom_type)
self.fill_table_by_query(qtable, sql)
self.set_table_columns(dialog, qtable, plan_om + "_psector_x_"+geom_type)
self.refresh_map_canvas()
def disconnect_snapping(self):
""" Select 'Pan' as current map tool and disconnect snapping """
try:
self.iface.actionPan().trigger()
self.canvas.xyCoordinates.disconnect()
if self.emit_point:
self.emit_point.canvasClicked.disconnect()
except:
pass
def fill_table_object(self, widget, table_name, expr_filter=None):
""" Set a model with selected filter. Attach that model to selected table """
if self.schema_name not in table_name:
table_name = self.schema_name + "." + table_name
# Set model
model = QSqlTableModel()
model.setTable(table_name)
model.setEditStrategy(QSqlTableModel.OnManualSubmit)
model.sort(0, 1)
if expr_filter:
model.setFilter(expr_filter)
model.select()
# Check for errors
if model.lastError().isValid():
self.controller.show_warning(model.lastError().text())
# Attach model to table view
widget.setModel(model)
def filter_by_id(self, dialog, widget_table, widget_txt, table_object, field_object_id='id'):
field_object_id = "id"
if table_object == "element":
field_object_id = table_object + "_id"
object_id = utils_giswater.getWidgetText(dialog, widget_txt)
if object_id != 'null':
expr = field_object_id + "::text ILIKE '%" + str(object_id) + "%'"
# Refresh model with selected filter
widget_table.model().setFilter(expr)
widget_table.model().select()
else:
self.fill_table_object(widget_table, self.schema_name + "." + table_object)
def delete_selected_object(self, widget, table_object):
""" Delete selected objects of the table (by object_id) """
# Get selected rows
selected_list = widget.selectionModel().selectedRows()
if len(selected_list) == 0:
message = "Any record selected"
self.controller.show_warning(message)
return
inf_text = ""
list_id = ""
field_object_id = "id"
if table_object == "element":
field_object_id = table_object + "_id"
elif "v_ui_om_visitman_x_" in table_object:
field_object_id = "visit_id"
for i in range(0, len(selected_list)):
row = selected_list[i].row()
id_ = widget.model().record(row).value(str(field_object_id))
inf_text += str(id_) + ", "
list_id = list_id + "'" + str(id_) + "', "
inf_text = inf_text[:-2]
list_id = list_id[:-2]
message = "Are you sure you want to delete these records?"
title = "Delete records"
answer = self.controller.ask_question(message, title, inf_text)
if answer:
sql = ("DELETE FROM " + self.schema_name + "." + table_object + ""
" WHERE " + field_object_id + " IN (" + list_id + ")")
self.controller.execute_sql(sql, commit=self.autocommit)
widget.model().select()
def open_selected_object(self, dialog, widget, table_object):
""" Open object form with selected record of the table """
selected_list = widget.selectionModel().selectedRows()
if len(selected_list) == 0:
message = "Any record selected"
self.controller.show_warning(message)
return
row = selected_list[0].row()
# Get object_id from selected row
field_object_id = "id"
widget_id = table_object + "_id"
if table_object == "element":
field_object_id = table_object + "_id"
if table_object == "v_ui_om_visit":
widget_id = "visit_id"
elif "v_ui_om_visitman_x_" in table_object:
field_object_id = "visit_id"
selected_object_id = widget.model().record(row).value(field_object_id)
# Close this dialog and open selected object
dialog.close()
# set previous dialog
# if hasattr(self, 'previous_dialog'):
if table_object == "doc":
self.manage_document()
utils_giswater.setWidgetText(self.dlg_add_doc, widget_id, selected_object_id)
elif table_object == "element":
self.manage_element(new_element_id=False)
utils_giswater.setWidgetText(self.dlg_add_element, widget_id, selected_object_id)
elif table_object == "v_ui_om_visit":
self.manage_visit(visit_id=selected_object_id)
elif "v_ui_om_visitman_x_" in table_object:
self.manage_visit(visit_id=selected_object_id)
def set_selectionbehavior(self, dialog):
# Get objects of type: QTableView
widget_list = dialog.findChildren(QTableView)
for widget in widget_list:
widget.setSelectionBehavior(QAbstractItemView.SelectRows)
def hide_generic_layers(self, visible=False):
""" Hide generic layers """
layer = self.controller.get_layer_by_tablename("v_edit_arc")
if layer:
self.iface.legendInterface().setLayerVisible(layer, visible)
layer = self.controller.get_layer_by_tablename("v_edit_node")
if layer:
self.iface.legendInterface().setLayerVisible(layer, visible)
layer = self.controller.get_layer_by_tablename("v_edit_connec")
if layer:
self.iface.legendInterface().setLayerVisible(layer, visible)
layer = self.controller.get_layer_by_tablename("v_edit_element")
if layer:
self.iface.legendInterface().setLayerVisible(layer, visible)
if self.project_type == 'ud':
layer = self.controller.get_layer_by_tablename("v_edit_gully")
if layer:
self.iface.legendInterface().setLayerVisible(layer, visible)
def connect_signal_selection_changed(self, dialog, table_object, query=False):
""" Connect signal selectionChanged """
try:
self.canvas.selectionChanged.connect(partial(self.selection_changed, dialog, table_object, self.geom_type, query))
except Exception:
pass
def disconnect_signal_selection_changed(self):
""" Disconnect signal selectionChanged """
try:
self.canvas.selectionChanged.disconnect()
except Exception:
pass
def fill_widget_with_fields(self, dialog, data_object, field_names):
"""Fill the Widget with value get from data_object limited to
the list of field_names."""
for field_name in field_names:
value = getattr(data_object, field_name)
if not hasattr(dialog, field_name):
continue
widget = getattr(dialog, field_name)
if type(widget) in [QDateEdit, QDateTimeEdit]:
widget.setDateTime(value if value else QDate.currentDate() )
if type(widget) in [QLineEdit, QTextEdit]:
if value:
widget.setText(value)
else:
widget.clear()
if type(widget) in [QComboBox]:
if not value:
widget.setCurrentIndex(0)
continue
# look the value in item text
index = widget.findText(str(value))
if index >= 0:
widget.setCurrentIndex(index)
continue
# look the value in itemData
index = widget.findData(value)
if index >= 0:
widget.setCurrentIndex(index)
continue
def set_model_to_table(self, widget, table_name, expr_filter):
""" Set a model with selected filter.
Attach that model to selected table """
# Set model
model = QSqlTableModel();
model.setTable(table_name)
model.setEditStrategy(QSqlTableModel.OnManualSubmit)
model.setFilter(expr_filter)
model.select()
# Check for errors
if model.lastError().isValid():
self.controller.show_warning(model.lastError().text())
# Attach model to table view
if widget:
widget.setModel(model)
else:
self.controller.log_info("set_model_to_table: widget not found")
class FlyingTrackerDialog(QtGui.QDockWidget, FORM_CLASS):
def __init__(self, iface, parent=None):
"""Constructor."""
super(FlyingTrackerDialog, self).__init__(parent)
self.setupUi(self)
self.iface = iface
self.course_comboBox.clear()
self.lcdNumberWpt.display(1)
self.GpsFixlcdNumber.display(0)
self.SatelliteslcdNumber.display(0)
self.pushButtonDisconnect.hide()
self.pushButtonConnect.clicked.connect(self.Connect)
self.pushButtonDisconnect.clicked.connect(self.Disconnect)
self.pushCloseButton.clicked.connect(self.Close)
self.LoadtoolButton.clicked.connect(self.FillComboBox)
self.wptplus_toolButton.clicked.connect(self.NextWpt)
self.wptmin_toolButton.clicked.connect(self.BackWpt)
QtCore.QObject.connect(self.wptplus_toolButton,
QtCore.SIGNAL("valueChanged(int)"),
self.AdjNxtWpt)
QtCore.QObject.connect(self.wptmin_toolButton,
QtCore.SIGNAL("valueChanged(int)"),
self.AdjNxtWpt)
self.ZoomIntoolButton.clicked.connect(self.ZoomIn)
self.ZoomOuttoolButton.clicked.connect(self.ZoomOut)
shortcut = QtGui.QShortcut(QtGui.QKeySequence(QtCore.Qt.Key_S),
self.iface.mainWindow())
shortcut.setContext(QtCore.Qt.ApplicationShortcut)
shortcut.activated.connect(self.ZoomIn)
shortcut2 = QtGui.QShortcut(QtGui.QKeySequence(QtCore.Qt.Key_A),
self.iface.mainWindow())
shortcut2.setContext(QtCore.Qt.ApplicationShortcut)
shortcut2.activated.connect(self.ZoomOut)
shortcut3 = QtGui.QShortcut(QtGui.QKeySequence(QtCore.Qt.Key_X),
self.iface.mainWindow())
shortcut3.setContext(QtCore.Qt.ApplicationShortcut)
shortcut3.activated.connect(self.NextWpt)
shortcut4 = QtGui.QShortcut(QtGui.QKeySequence(QtCore.Qt.Key_Z),
self.iface.mainWindow())
shortcut4.setContext(QtCore.Qt.ApplicationShortcut)
shortcut4.activated.connect(self.BackWpt)
self.timer = QtCore.QTimer()
QtCore.QObject.connect(self.timer, QtCore.SIGNAL("timeout()"),
self.SendSerial)
self.NxtWptRubber = False
self.PositionMarker = False
self.RubberBand = False
self.WptVertexSignal = False
self.trackCounter = 4
def AdjNxtWpt(self):
if self.WptVertexSignal == True:
self.iface.mapCanvas().scene().removeItem(self.WptVertex)
del self.WptVertex
self.WptVertexSignal = False
if self.NxtWptRubber == True:
self.iface.mapCanvas().scene().removeItem(self.rdue)
del self.rdue
self.iface.mapCanvas().scene().removeItem(self.rtre)
del self.rtre
self.NxtWptRubber = False
canvas = self.iface.mapCanvas()
mapRenderer = canvas.mapRenderer()
crsSrc = QgsCoordinateReferenceSystem(4326) # NMEA is in WGS 84
crsDest = mapRenderer.destinationCrs()
xform = QgsCoordinateTransform(crsSrc, crsDest)
WptValue = int(self.lcdNumberWpt.value())
try:
Wpt = self.pts[WptValue - 1]
except IndexError:
return
self.WptVertex = QgsVertexMarker(self.iface.mapCanvas())
self.WptVertex.setIconSize(20)
self.WptVertex.setIconType(QgsVertexMarker.ICON_X)
self.WptVertex.setPenWidth(20)
self.WptVertex.setCenter(xform.transform(Wpt))
self.WptVertexSignal = True
if WptValue != 1:
Wpt2 = self.pts[WptValue - 2]
self.rdue = QgsRubberBand(self.iface.mapCanvas(),
False) # False = not a polygon
pointsdue = [xform.transform(Wpt), xform.transform(Wpt2)]
self.rdue.setColor(QtGui.QColor(255, 0, 0))
self.rdue.setWidth(8)
self.rdue.setLineStyle(QtCore.Qt.PenStyle(QtCore.Qt.DotLine))
self.rdue.setToGeometry(QgsGeometry.fromPolyline(pointsdue),
None) #creation of NextWayPoint rubberband
self.rtre = QgsRubberBand(self.iface.mapCanvas(), False)
pointstre = self.pts[0:WptValue - 1]
for i in xrange(len(pointstre)):
pointstre[i] = xform.transform(pointstre[i])
self.rtre.setColor(QtGui.QColor(127, 0, 255))
self.rtre.setWidth(8)
self.rtre.setLineStyle(QtCore.Qt.PenStyle(QtCore.Qt.DotLine))
self.rtre.setToGeometry(QgsGeometry.fromPolyline(pointstre), None)
self.NxtWptRubber = True
def Connect(self):
try:
self.positionMarker = PositionMarker(self.iface.mapCanvas())
self.PositionMarker = True
portName = self.comboBox.currentText()
self.ser = serial.Serial(portName, 38400)
layername = self.course_comboBox.itemData(
self.course_comboBox.currentIndex())
RouteLayer = QgsMapLayerRegistry.instance().mapLayer(layername)
RouteLayer.selectAll()
feats = RouteLayer.selectedFeatures()
RouteLayer.removeSelection()
feat = feats[0]
geom = feat.geometry()
self.pts = geom.asPolyline()
SourceIntCRS = int(RouteLayer.crs().authid().split(':')[1])
if SourceIntCRS != 4326:
SourceIntCRS = int(RouteLayer.crs().authid().split(':')[1])
SourceCRS = QgsCoordinateReferenceSystem(SourceIntCRS)
DestCRS = QgsCoordinateReferenceSystem(4326)
xformRouteLayer = QgsCoordinateTransform(SourceCRS, DestCRS)
for i in xrange(len(self.pts)):
x = self.pts[i][0]
y = self.pts[i][
1] #if track layer is not in WGS84 Geographic every coordinate is transformed
TmpPoint = QgsPoint(x, y)
Tmp2Point = xformRouteLayer.transform(TmpPoint)
self.pts[i] = Tmp2Point
self.TrackLayer = QgsVectorLayer("Point?crs=epsg:4326&index=yes",
"Flight_track", "memory")
self.TrackLayerProvider = self.TrackLayer.dataProvider()
self.TrackLayerProvider.addAttributes([
QgsField("id", QtCore.QVariant.Int),
QgsField('Time', QtCore.QVariant.String),
QgsField('Ele', QtCore.QVariant.String),
])
QgsMapLayerRegistry.instance().addMapLayer(self.TrackLayer)
symbols = self.TrackLayer.rendererV2().symbols()
symbol = symbols[0]
symbol.setColor(QtGui.QColor(0, 255, 0))
self.iface.legendInterface().refreshLayerSymbology(self.TrackLayer)
if self.lcdNumberWpt.value() == 0:
self.lcdNumberWpt.display(1)
elif self.lcdNumberWpt.value() > len(self.pts):
self.lcdNumberWpt.display(1)
self.InRouteTolerance = float(
self.DTrack_spinBox.value()
) #if we are distant from route less than this value path become green, otherwise red
self.CompassTolerance = self.DCompass_spinBox.value(
) #if compass to next wpt confront to actual compass diverge less than this value projection of direction become green, otherwise red
self.WptArrivedTolerance = float(
self.DWpt_spinBox.value()
) #if we pass near a wpt less than this value (in meters) the program will set the next wpt
self.EleTolerance = float(
self.DHeightspinBox.value()
) #if our elevation diverge from planned elevation more than this value our cursor will be red, otherwise green
canvas = self.iface.mapCanvas()
mapRenderer = canvas.mapRenderer()
crsSrc = QgsCoordinateReferenceSystem(4326) # NMEA is in WGS 84
crsDest = mapRenderer.destinationCrs()
self.backxform = QgsCoordinateTransform(crsDest, crsSrc)
self.xform = QgsCoordinateTransform(
crsSrc, crsDest) #usage: xform.transform(QgsPoint)
self.AdjNxtWpt()
self.timer.start(1000)
except:
pass
def SendSerial(self):
thread = Thread(target=self.ReadSerial)
thread.start()
thread.join()
def Disconnect(self, serialPort):
self.timer.stop()
self.lcdNumberSpeed.display(0)
self.lcdNumberCompass.display(0)
try:
self.iface.mapCanvas().scene().removeItem(self.WptVertex)
self.ser.close()
self.iface.mapCanvas().scene().removeItem(self.r)
self.iface.mapCanvas().scene().removeItem(self.runo)
self.iface.mapCanvas().scene().removeItem(self.positionMarker)
del self.WptVertex
del self.r
del self.runo
except:
pass
self.iface.mapCanvas().setRotation(0)
self.RubberBand = False
if self.NxtWptRubber == True:
self.iface.mapCanvas().scene().removeItem(self.rdue)
self.iface.mapCanvas().scene().removeItem(self.rtre)
del self.rdue
del self.rtre
self.NxtWptRubber = False
else:
pass
self.WptVertexSignal = False
self.lcdNumberHeights.display(0)
self.lcdNumberSpeed.display(0)
self.lcdNumberCompass.display(0)
self.lcdCompassWpt.display(0)
self.GpsFixlcdNumber.display(0)
self.SatelliteslcdNumber.display(0)
def FillComboBox(self):
try:
self.comboBox.clear()
portlist = []
system_name = platform.system()
if system_name == "Windows":
# Scan for available ports.
available = []
for i in range(256):
try:
s = serial.Serial(i)
available.append(i)
s.close()
except serial.SerialException: #Search for active serial port
pass
#print available
list1 = available
elif system_name == "Darwin":
# Mac
#print glob.glob('/dev/tty*') + glob.glob('/dev/cu*')
list1 = glob.glob('/dev/tty*') + glob.glob('/dev/cu*')
else:
# Assume Linux or something else
#print glob.glob('/dev/ttyS*') + glob.glob('/dev/ttyUSB*')
list1 = glob.glob('/dev/ttyS*') + glob.glob('/dev/ttyUSB*')
for i in list1:
try:
serial.Serial(i).close()
portlist.append(i)
except IOError:
pass
for x in portlist:
self.comboBox.addItem(x)
self.course_comboBox.clear()
LayerRegistryItem = QgsMapLayerRegistry.instance().mapLayers()
for id, layer in LayerRegistryItem.iteritems():
if layer.type() == QgsMapLayer.VectorLayer:
self.course_comboBox.addItem(layer.name(), id)
layername = self.course_comboBox.itemData(
self.course_comboBox.currentIndex())
RouteLayer = QgsMapLayerRegistry.instance().mapLayer(layername)
RouteLayer.selectAll()
RouteLayer.featureCount()
feats = RouteLayer.selectedFeatures()
RouteLayer.removeSelection()
feat = feats[0]
geom = feat.geometry()
self.pts = geom.asPolyline()
SourceIntCRS = int(RouteLayer.crs().authid().split(':')[1])
if SourceIntCRS != 4326:
SourceIntCRS = int(RouteLayer.crs().authid().split(':')[1])
SourceCRS = QgsCoordinateReferenceSystem(SourceIntCRS)
DestCRS = QgsCoordinateReferenceSystem(4326)
xformRouteLayer = QgsCoordinateTransform(SourceCRS, DestCRS)
for i in xrange(len(self.pts)):
x = self.pts[i][0]
y = self.pts[i][
1] #if track layer is not in WGS84 Geographic every coordinate is transformed
TmpPoint = QgsPoint(x, y)
Tmp2Point = xformRouteLayer.transform(TmpPoint)
self.pts[i] = Tmp2Point
self.AdjNxtWpt()
except:
pass
def Close(self):
self.timer.stop()
self.lcdNumberHeights.display(0)
self.lcdNumberSpeed.display(0)
self.lcdNumberCompass.display(0)
self.lcdCompassWpt.display(0)
self.course_comboBox.clear()
if self.PositionMarker == True:
self.iface.mapCanvas().scene().removeItem(self.positionMarker)
if self.NxtWptRubber == True:
self.iface.mapCanvas().scene().removeItem(self.rdue)
self.iface.mapCanvas().scene().removeItem(self.rtre)
del self.rdue
del self.rtre
self.NxtWptRubber = False
else:
pass
if self.WptVertexSignal == True:
self.iface.mapCanvas().scene().removeItem(self.WptVertex)
del self.WptVertex
self.WptVertexSignal = False
self.close()
def ZoomIn(self):
self.iface.mapCanvas().zoomIn()
def ZoomOut(self):
self.iface.mapCanvas().zoomOut()
def NextWpt(self):
try:
currentValue = self.lcdNumberWpt.value()
if currentValue == len(self.pts):
pass
else:
self.lcdNumberWpt.display(currentValue + 1)
self.AdjNxtWpt()
except:
pass
def BackWpt(self):
try:
currentValue = self.lcdNumberWpt.value()
if currentValue >= 2:
self.lcdNumberWpt.display(currentValue - 1)
self.AdjNxtWpt()
except:
pass
def ReadSerial(self):
if self.trackCounter > 5:
self.trackCounter = 4
self.trackCounter = self.trackCounter + 1 # when it arrive to 5 a gps point is painted (default is 4)
GPGGA = 0
GPVTG = 0
data = self.ser.read(1)
n = self.ser.inWaiting()
if n:
data = data + self.ser.read(n)
if re.search("\r\n", data):
# Since we found a CRLF, split it out
data2 = data.split("\r\n")
for i in range(len(data2)):
if data2[i][0:6] == '$GPGGA':
GPGGA = data2[i].split(',')
#print GPGGA
elif data2[i][0:6] == '$GPVTG':
GPVTG = data2[i].split(',')
#print GPRMC
if GPGGA == 0:
#print 'mancato'
return
elif GPVTG == 0:
#print 'mancato'
return
else:
decimalsLat = (float(GPGGA[2][2:])) / 60
degreeLat = float(GPGGA[2][0:2])
decimalsLon = (float(GPGGA[4][3:])) / 60
degreeLon = float(GPGGA[4][0:3])
Lat = degreeLat + decimalsLat
Lon = degreeLon + decimalsLon
if GPGGA[5] == 'W':
Lon = -Lon
if GPGGA[3] == 'S':
Lat = -Lat
Ele = float(GPGGA[9])
Compass = float(GPVTG[1])
Speed = (float(GPVTG[7])) # in Km/h
GpsFix = int(GPGGA[6])
GpsSatellites = int(GPGGA[7])
self.ser.flushInput()
self.ser.flushOutput()
self.GpsFixlcdNumber.display(GpsFix)
self.SatelliteslcdNumber.display(GpsSatellites)
if self.RubberBand == True:
self.iface.mapCanvas().scene().removeItem(self.r)
del self.r
self.RubberBand = False
Point = QgsPoint()
Point.set(Lon, Lat)
TransfPoint = self.xform.transform(Point)
canvas = self.iface.mapCanvas()
if Compass <= 180:
#canvas.setRotation(-(Compass-self.rotation))
canvas.setRotation(
-Compass
) # set canvas rotation according to: UP of the map = Compass Direction
else:
Compass = 360 - Compass
canvas.setRotation(Compass)
canvas.setCenter(TransfPoint)
self.positionMarker.newCoords(
TransfPoint) # Put the arrow on screen
#self.positionMarker.angle = 0.0
WptValue = int(self.lcdNumberWpt.value())
WptE = self.pts[WptValue - 1][0]
WptN = self.pts[WptValue - 1][1]
GeodesicAircraftToWpt = Geodesic.WGS84.Inverse(
Lat, Lon, WptN, WptE)
distance = GeodesicAircraftToWpt['s12']
azim = GeodesicAircraftToWpt[
'azi1'] #determine azimuth from next wpt
if azim < 0:
azim += 360
if distance <= self.WptArrivedTolerance: # tolerance in meter for next wpt
self.NextWpt()
#feetEle = Ele * 3.2808399 #meters to feet
if self.comboBox_2.currentText() == 'ft.':
feetEle = Ele * 3.2808399 #Convert if needed
self.lcdNumberHeights.display(feetEle)
else:
self.lcdNumberHeights.display(Ele)
if self.comboBox_3.currentText() != 'km/h':
Speed = Speed * 0.53995694 #Convert if needed
self.lcdNumberSpeed.display(float(Speed))
else:
self.lcdNumberSpeed.display(float(Speed))
self.lcdNumberCompass.display(float(Compass))
self.lcdCompassWpt.display(azim)
canvasInPixel = canvas.getCoordinateTransform()
ExtentHeightInPixel = canvasInPixel.mapHeight()
ExtentWidthInPixel = canvasInPixel.mapWidth()
LocateCompassProjectionEndInMapUnit = canvasInPixel.toMapPoint(
ExtentWidthInPixel / 2.0,
ExtentHeightInPixel - (ExtentHeightInPixel * 0.95))
self.r = QgsRubberBand(self.iface.mapCanvas(),
False) # False = not a polygon
#points = [TransfPoint, QgsPoint(x,y)] #creazione della proiezione della prua su mappa
points = [TransfPoint, LocateCompassProjectionEndInMapUnit]
self.r.setWidth(8)
self.r.setToGeometry(QgsGeometry.fromPolyline(points), None)
if abs(Compass -
azim) <= self.CompassTolerance: #Compass tolerance
self.r.setColor(QtGui.QColor(0, 255, 0))
else:
self.r.setColor(QtGui.QColor(255, 0, 0))
self.RubberBand = True
try:
self.iface.mapCanvas().scene().removeItem(
self.runo) # remove track for first waypoint
except:
pass
if WptValue != 1:
#DistanceFromLineTolerance = 100 #meter set distance from route
BackwardLat = self.rdue.asGeometry().asPolyline()[1][
1] #start to design a QgsRectangle buffer around current route to confront to Point
BackwardLon = self.rdue.asGeometry().asPolyline()[1][0]
BackwardPoint = QgsPoint(BackwardLon, BackwardLat)
BackwardPointTransformed = self.backxform.transform(
BackwardPoint)
GeodesicWptWpt = Geodesic.WGS84.Inverse(
BackwardPointTransformed.y(),
BackwardPointTransformed.x(), WptN, WptE)
#GeodesicWptWpt = Geodesic.WGS84.Inverse(BackwardLat, BackwardLon, WptN, WptE)
WptWptCompass = GeodesicWptWpt['azi1']
if WptWptCompass < 0:
WptWptCompass += 360
#print WptWptCompass
WptWptCompassRight = WptWptCompass + 90
if WptWptCompassRight > 360:
WptWptCompassRight = WptWptCompassRight - 360
#print WptWptCompassRight
WptWptCompassLeft = WptWptCompass - 90
if WptWptCompassLeft < 0:
WptWptCompassLeft += 360
#print WptWptCompassLeft
origin = geopy.Point(WptN, WptE)
URBufferVertex = vincenty(
meters=self.InRouteTolerance).destination(
origin, WptWptCompassRight)
URBufferVertexPoint = QgsPoint(URBufferVertex.longitude,
URBufferVertex.latitude)
ULBufferVertex = vincenty(
meters=self.InRouteTolerance).destination(
origin, WptWptCompassLeft)
ULBufferVertexPoint = QgsPoint(ULBufferVertex.longitude,
ULBufferVertex.latitude)
del origin
origin = geopy.Point(BackwardPointTransformed.y(),
BackwardPointTransformed.x())
DRBufferVertex = vincenty(
meters=self.InRouteTolerance).destination(
origin, WptWptCompassRight)
DRBufferVertexPoint = QgsPoint(DRBufferVertex.longitude,
DRBufferVertex.latitude)
DLBufferVertex = vincenty(
meters=self.InRouteTolerance).destination(
origin, WptWptCompassLeft)
DLBufferVertexPoint = QgsPoint(DLBufferVertex.longitude,
DLBufferVertex.latitude)
del origin
gPolygon = QgsGeometry.fromPolygon([[
URBufferVertexPoint, ULBufferVertexPoint,
DLBufferVertexPoint, DRBufferVertexPoint
]])
if not gPolygon.contains(Point):
self.rdue.setColor(QtGui.QColor(255, 0, 0))
#print 'noncontiene'
else:
self.rdue.setColor(QtGui.QColor(0, 255, 0))
#print 'contiene'
else:
self.runo = QgsRubberBand(self.iface.mapCanvas(), False)
points = [TransfPoint,
self.xform.transform(self.pts[0])
] # draw track for first waypoint
self.runo.setColor(QtGui.QColor(255, 0, 0))
self.runo.setWidth(6)
self.runo.setLineStyle(
QtCore.Qt.PenStyle(QtCore.Qt.DotLine))
self.runo.setToGeometry(QgsGeometry.fromPolyline(points),
None)
#if abs(float((self.fixedHeightspinBox.value()/ 3.2808399)) - (feetEle/ 3.2808399)) <= self.EleTolerance: #ele tolerance expressed in meters
if abs(self.fixedHeightspinBox.value() -
Ele) <= self.EleTolerance:
self.positionMarker.setHasPosition(
True) #True or False to change color
else:
self.positionMarker.setHasPosition(False)
if self.trackCounter == 5:
#pass
fc = int(self.TrackLayerProvider.featureCount())
time = str(GPGGA[1])[0:2] + ':' + str(
GPGGA[1])[2:4] + ':' + str(
GPGGA[1])[4:6] # timestamp for GPX layer
feature = QgsFeature()
feature.setGeometry(QgsGeometry.fromPoint(Point))
feature.setAttributes([fc, time, Ele])
self.TrackLayer.startEditing()
self.TrackLayer.addFeature(feature, True)
self.TrackLayer.commitChanges()
self.TrackLayer.setCacheImage(None)
self.TrackLayer.triggerRepaint()
self.trackCounter = 0
return
class DrawMonoLineMapTool(QgsMapToolEmitPoint):
azimuth_calcul = pyqtSignal(QgsPoint, QgsPoint)
def __init__(self, canvas):
self.canvas = canvas
s = QSettings()
s.beginGroup('qgis')
color = QColor(int(s.value('default_measure_color_red', 222)),
int(s.value('default_measure_color_green', 17)),
int(s.value('default_measure_color_blue', 28)))
s.endGroup()
QgsMapToolEmitPoint.__init__(self, self.canvas)
self.rubberBand = QgsRubberBand(self.canvas, QgsWkbTypes.LineGeometry)
self.rubberBandDraw = QgsRubberBand(self.canvas,
QgsWkbTypes.LineGeometry)
self.rubberBandDraw.setColor(color)
self.rubberBandDraw.setWidth(1)
self.rubberBand.setColor(color)
self.rubberBand.setWidth(1)
# self.rubberBand.setLineStyle(Qt.DashLine)
self.points = []
self.vertex = None
self.reset()
def reset(self):
self.startPoint = self.endPoint = None
self.isEmittingPoint = False
self.rubberBand.reset(QgsWkbTypes.LineGeometry)
self.rubberBandDraw.reset(QgsWkbTypes.LineGeometry)
def canvasPressEvent(self, e):
self.isEmittingPoint = False
def canvasReleaseEvent(self, e):
self.isEmittingPoint = True
pt = self.snappoint(e.originalPixelPoint())
self.startPoint = pt
if len(self.points) < 2:
self.rubberBandDraw.reset(QgsWkbTypes.LineGeometry)
self.rubberBand.reset(QgsWkbTypes.LineGeometry)
self.points.append(self.startPoint)
if len(self.points) == 2:
self.rubberBandDraw.setToGeometry(
QgsGeometry.fromPolyline([
QgsPoint(self.points[0].x(), self.points[0].y()),
QgsPoint(self.points[1].x(), self.points[1].y())
]), None)
self.points = []
self.isEmittingPoint = False
def canvasMoveEvent(self, e):
self.snappoint(e.originalPixelPoint()) # input is QPoint
if not self.isEmittingPoint:
return
self.endPoint = self.toMapCoordinates(e.pos())
if len(self.points) > 0:
start = QgsPoint(self.startPoint.x(), self.startPoint.y())
end = QgsPoint(self.endPoint.x(), self.endPoint.y())
geom = QgsGeometry.fromPolyline([start, end])
self.rubberBand.setToGeometry(geom, None)
if ((self.startPoint is not None and self.endPoint is not None
and self.startPoint != self.endPoint)):
self.azimuth_calcul.emit(start, end)
def activate(self):
self.reset()
super(DrawMonoLineMapTool, self).activate()
self.snapcolor = QgsSettings().value("/qgis/digitizing/snap_color",
QColor(Qt.magenta))
self.activated.emit()
def deactivate(self):
self.reset()
super(DrawMonoLineMapTool, self).deactivate()
self.removeVertexMarker()
self.deactivated.emit()
def removeVertexMarker(self):
if self.vertex is not None:
self.canvas.scene().removeItem(self.vertex)
self.vertex = None
def snappoint(self, qpoint):
match = self.canvas.snappingUtils().snapToMap(qpoint)
if match.isValid():
if self.vertex is None:
self.vertex = QgsVertexMarker(self.canvas)
self.vertex.setIconSize(12)
self.vertex.setPenWidth(2)
self.vertex.setColor(self.snapcolor)
self.vertex.setIconType(QgsVertexMarker.ICON_BOX)
self.vertex.setCenter(match.point())
return (match.point()) # Returns QgsPointXY
else:
self.removeVertexMarker()
return self.toMapCoordinates(
qpoint) # QPoint input, returns QgsPointXY
class StartDrawing(QgsMapToolEmitPoint):
def __init__(self, canvas, iface):
QgsMapToolEmitPoint.__init__(self, canvas)
# qgis interface
self.canvas = canvas
self.iface = iface
# snap marker
self.snap_mark = QgsVertexMarker(self.canvas)
self.snap_mark.setColor(QColor(0, 0, 255))
self.snap_mark.setPenWidth(2)
self.snap_mark.setIconType(QgsVertexMarker.ICON_BOX)
self.snap_mark.setIconSize(10)
# rectangle
self.rubberBand = QgsRubberBand(self.canvas,
QgsWkbTypes.GeometryType(3))
self.rubberBand.setWidth(3)
self.rubberBand.setStrokeColor(QColor(254, 0, 0))
# initialize variable
self.rubberBand_width = 0
self.rubberBand_height = 0
self.rubberBand_angle = 0
self.reset()
def setConfiguration(self, width, height, angle):
self.rubberBand_width = width
self.rubberBand_height = height
self.rubberBand_angle = angle
def reset(self):
self.rubberBand.reset(QgsWkbTypes.GeometryType(3))
self.isEmittingPoint = False
def canvasMoveEvent(self, e):
self.snap_mark.hide()
self.snapPoint = False
self.rubberBand.reset(QgsWkbTypes.GeometryType(3))
self.snapPoint = self.checkSnapToPoint(e.pos())
if self.snapPoint[0]:
self.snap_mark.setCenter(self.snapPoint[1])
self.snap_mark.show()
self.rectangle = self.getRectangle(self.snapPoint[1])
self.rubberBand.setToGeometry(self.rectangle, None)
self.rubberBand.show()
else:
self.rectangle = self.getRectangle(self.toMapCoordinates(e.pos()))
self.rubberBand.setToGeometry(self.rectangle, None)
self.rubberBand.show()
def checkSnapToPoint(self, point):
snapped = False
snap_point = self.toMapCoordinates(point)
snapper = self.canvas.snappingUtils()
snapMatch = snapper.snapToMap(point)
if snapMatch.hasVertex():
snap_point = snapMatch.point()
snapped = True
return snapped, snap_point
def canvasPressEvent(self, e):
if self.snapPoint == False:
point = self.toMapCoordinates(self.canvas.mouseLastXY())
else:
point = self.snapPoint[1]
layer = self.iface.activeLayer()
layer_crs = layer.crs().authid()
layer_crs = QgsCoordinateReferenceSystem(layer_crs)
canvas_crs = self.canvas.mapSettings().destinationCrs().authid()
canvas_crs = QgsCoordinateReferenceSystem(canvas_crs)
crs2crs = QgsCoordinateTransform(canvas_crs, layer_crs,
QgsProject.instance())
feature = QgsFeature()
fields = layer.fields()
feature.setFields(fields)
if layer.wkbType() == QgsWkbTypes.Polygon or layer.wkbType(
) == QgsWkbTypes.MultiPolygon:
if layer_crs == canvas_crs:
feature.setGeometry(self.rectangle)
else:
geom = self.rectangle
geom.transform(crs2crs)
feature.setGeometry(geom)
layer.startEditing()
layer.addFeature(feature)
layer.commitChanges()
layer.reload()
else:
self.iface.messageBar().pushCritical(
'QRectangle Creator: ',
'The current layer is not of Polygon or MultiPolygon type. The object has not been added'
)
def getRectangle(self, point):
polygon = QgsWkbTypes.GeometryType(3)
x = point.x()
y = point.y()
points = [[
QgsPointXY( # Left Top corner
x - (self.rubberBand_width / 2),
y + (self.rubberBand_height / 2)),
QgsPointXY( # Right Top corner
x + (self.rubberBand_width / 2),
y + (self.rubberBand_height / 2)),
QgsPointXY( # Right Down corner
x + (self.rubberBand_width / 2),
y - (self.rubberBand_height / 2)),
QgsPointXY( # Left Down corner
x - (self.rubberBand_width / 2),
y - (self.rubberBand_height / 2))
]]
polygon = QgsGeometry.fromPolygonXY(points)
polygon.rotate(self.rubberBand_angle, point)
return polygon
class DeleteTool(QgsMapTool):
def __init__(self, data_dock, params):
QgsMapTool.__init__(self, data_dock.iface.mapCanvas())
self.iface = data_dock.iface
""":type : QgisInterface"""
self.data_dock = data_dock
""":type : DataDock"""
self.params = params
self.elev = -1
self.vertex_marker = QgsVertexMarker(self.canvas())
# Stroke
self.rubber_band = QgsRubberBand(self.data_dock.iface.mapCanvas())
self.rubber_band.setColor(QColor(255, 0, 0, 255))
self.rubber_band.setWidth(2)
self.mouse_clicked = False
self.snapper = None
self.clicked_pt = None
self.snap_results = None
self.adj_links_fts = None
self.selected_node_ft = None
self.selected_node_ft_lay = None
self.mouse_pt = None
self.pump_valve_selected = False
self.pump_or_valve = None
self.pump_valve_ft = None
self.adj_junctions = None
self.delta_vec = None
self.adj_pipes_fts_d = {}
def canvasPressEvent(self, event):
# if self.snap_results is None:
# return
if event.button() == Qt.RightButton:
self.mouse_clicked = False
self.clicked_pt = None
if event.button() == Qt.LeftButton:
self.mouse_clicked = True
self.clicked_pt = self.toMapCoordinates(event.pos())
def canvasMoveEvent(self, event):
self.mouse_pt = self.toMapCoordinates(event.pos())
elev = raster_utils.read_layer_val_from_coord(self.params.dem_rlay,
self.mouse_pt, 1)
if elev is not None:
self.elev = elev
self.data_dock.lbl_elev_val.setText("{0:.2f}".format(self.elev))
# Mouse not clicked
if not self.mouse_clicked:
match = self.snapper.snapToMap(self.mouse_pt)
if match.isValid():
self.snap_results = match
# snapped_pt = self.snap_results[0].snappedVertex
self.snapped_pipe_id = match.featureId()
snapped_vertex = match.point()
self.snapped_vertex_nr = match.vertexIndex()
self.vertex_marker.setCenter(
QgsPointXY(snapped_vertex.x(), snapped_vertex.y()))
self.vertex_marker.setColor(QColor(255, 0, 0))
self.vertex_marker.setIconSize(10)
self.vertex_marker.setIconType(
QgsVertexMarker.ICON_CIRCLE) # or ICON_CROSS, ICON_X
self.vertex_marker.setPenWidth(3)
self.vertex_marker.show()
else:
self.snap_results = None
self.selected_node_ft = None
self.vertex_marker.hide()
# Mouse clicked: draw rectangle
else:
if self.snap_results is None:
end_point = self.toMapCoordinates(event.pos())
self.show_rect(self.clicked_pt, end_point)
def canvasReleaseEvent(self, event):
if not self.mouse_clicked:
return
if event.button() == Qt.LeftButton:
self.mouse_clicked = False
# Snapped: one element selected
if self.snap_results is not None:
selected_node_ft_lay, selected_node_ft = vector_utils.findSnappedNode(
self.snapper, self.snap_results, self.params)
# A node ha been snapped
if selected_node_ft_lay is not None:
self.delete_element(selected_node_ft_lay, selected_node_ft)
# A link has been snapped
else:
snapped_ft = vector_utils.get_feats_by_id(
self.snap_results.layer(),
self.snap_results.featureId())
snapped_layer = self.snap_results.layer()
self.delete_element(snapped_layer, snapped_ft[0])
# Not snapped: rectangle
else:
rubber_band_rect = self.rubber_band.asGeometry().boundingBox()
self.rubber_band.reset()
self.delete_elements(self.params.valves_vlay, rubber_band_rect)
self.delete_elements(self.params.pumps_vlay, rubber_band_rect)
self.delete_elements(self.params.pipes_vlay, rubber_band_rect)
self.delete_elements(self.params.tanks_vlay, rubber_band_rect)
self.delete_elements(self.params.reservoirs_vlay,
rubber_band_rect)
self.delete_elements(self.params.junctions_vlay,
rubber_band_rect)
# Refresh
symbology.refresh_layer(self.iface.mapCanvas(),
self.params.junctions_vlay)
symbology.refresh_layer(self.iface.mapCanvas(),
self.params.reservoirs_vlay)
symbology.refresh_layer(self.iface.mapCanvas(),
self.params.tanks_vlay)
symbology.refresh_layer(self.iface.mapCanvas(),
self.params.pipes_vlay)
symbology.refresh_layer(self.iface.mapCanvas(),
self.params.pumps_vlay)
symbology.refresh_layer(self.iface.mapCanvas(),
self.params.valves_vlay)
def activate(self):
cursor = QCursor()
cursor.setShape(Qt.ArrowCursor)
self.iface.mapCanvas().setCursor(cursor)
layers = {
self.params.junctions_vlay: QgsSnappingConfig.Vertex,
self.params.reservoirs_vlay: QgsSnappingConfig.Vertex,
self.params.tanks_vlay: QgsSnappingConfig.Vertex,
self.params.pipes_vlay: QgsSnappingConfig.VertexAndSegment
}
self.snapper = NetworkUtils.set_up_snapper(layers,
self.iface.mapCanvas(),
self.params.snap_tolerance)
self.snapper.toggleEnabled()
# Editing
if not self.params.junctions_vlay.isEditable():
self.params.junctions_vlay.startEditing()
if not self.params.reservoirs_vlay.isEditable():
self.params.reservoirs_vlay.startEditing()
if not self.params.tanks_vlay.isEditable():
self.params.tanks_vlay.startEditing()
if not self.params.pipes_vlay.isEditable():
self.params.pipes_vlay.startEditing()
if not self.params.pumps_vlay.isEditable():
self.params.pumps_vlay.startEditing()
if not self.params.valves_vlay.isEditable():
self.params.valves_vlay.startEditing()
def deactivate(self):
self.data_dock.btn_delete_element.setChecked(False)
self.canvas().scene().removeItem(self.vertex_marker)
def isZoomTool(self):
return False
def isTransient(self):
return False
def isEditTool(self):
return True
def show_rect(self, start_point, end_point):
self.rubber_band.reset()
if start_point.x() == end_point.x() or start_point.y() == end_point.y(
):
return
point1 = QgsPointXY(start_point.x(), start_point.y())
point2 = QgsPointXY(start_point.x(), end_point.y())
point3 = QgsPointXY(end_point.x(), end_point.y())
point4 = QgsPointXY(end_point.x(), start_point.y())
point5 = QgsPointXY(start_point.x(), start_point.y())
self.rubber_band.addPoint(point1, False)
self.rubber_band.addPoint(point2, False)
self.rubber_band.addPoint(point3, False)
self.rubber_band.addPoint(point4, False)
self.rubber_band.closePoints(True) # true to update canvas
self.rubber_band.show()
def delete_elements(self, layer, rectangle):
try:
QApplication.setOverrideCursor(Qt.WaitCursor)
feats = layer.getFeatures()
for feat in feats:
if rectangle.contains(feat.geometry().boundingBox()):
self.delete_element(layer, feat)
finally:
QApplication.restoreOverrideCursor()
def delete_element(self, layer, feature):
# If node
if layer == self.params.junctions_vlay or \
layer == self.params.reservoirs_vlay or \
layer == self.params.tanks_vlay:
# The node is a junction
if layer == self.params.junctions_vlay:
adj_links_fts = NetworkUtils.find_adjacent_links(
self.params, feature.geometry())
# Only pipes adjacent to node: it's a simple junction
if not adj_links_fts['pumps'] and not adj_links_fts['valves']:
# Delete node
NodeHandler.delete_node(self.params, layer, feature)
# Delete adjacent pipes
adj_pipes = NetworkUtils.find_adjacent_links(
self.params, feature.geometry())
for adj_pipe in adj_pipes['pipes']:
LinkHandler.delete_link(self.params.pipes_vlay,
adj_pipe)
# The node is part of a pump or valve
else:
if adj_links_fts['pumps']:
LinkHandler.delete_link(self.params,
self.params.pumps_vlay,
feature)
elif adj_links_fts['valves']:
LinkHandler.delete_link(self.params,
self.params.valves_vlay,
feature)
# The node is a reservoir or a tank
elif layer == self.params.reservoirs_vlay or \
layer == self.params.tanks_vlay:
adj_pipes = NetworkUtils.find_adjacent_links(
self.params, feature.geometry())['pipes']
NodeHandler._delete_feature(self.params, layer, feature)
for adj_pipe in adj_pipes:
LinkHandler.delete_link(self.params,
self.params.pipes_vlay, adj_pipe)
# If pipe
elif layer == self.params.pipes_vlay:
if self.snap_results is not None:
vertex = feature.geometry().closestVertexWithContext(
self.snap_results.point())
vertex_dist = vertex[0]
if vertex_dist < self.params.min_dist:
# Delete vertex
LinkHandler.delete_vertex(self.params,
self.params.pipes_vlay, feature,
vertex[1])
else:
# Delete whole feature
LinkHandler.delete_link(self.params, layer, feature)
else:
LinkHandler.delete_link(self.params, layer, feature)
class ArkMapToolInteractive(QgsMapTool):
_active = False
_dragging = False
_panningEnabled = False
_zoomingEnabled = False
_zoomRubberBand = None #QgsRubberBand()
_zoomRect = None # QRect()
_snappingEnabled = False
_snapper = None #QgsMapCanvasSnapper()
_snappingMarker = None # QgsVertexMarker()
_showSnappableVertices = False
_snappableVertices = [] # [QgsPoint()]
_snappableMarkers = [] # [QgsVertexMarker()]
def __init__(self, canvas, snappingEnabled=False, showSnappableVertices=False):
super(ArkMapToolInteractive, self).__init__(canvas)
self._snappingEnabled = snappingEnabled
self._showSnappableVertices = showSnappableVertices
def __del__(self):
if self._active:
self.deactivate()
def isActive(self):
return self._active
def activate(self):
super(ArkMapToolInteractive, self).activate()
self._active = True
self._startSnapping()
def deactivate(self):
self._active = False
if self._snappingEnabled:
self._stopSnapping()
if (self._zoomRubberBand is not None):
self.canvas().scene().removeItem(self._zoomRubberBand)
self._zoomRubberBand = None
super(ArkMapToolInteractive, self).deactivate()
def setAction(self, action):
super(ArkMapToolInteractive, self).setAction(action)
self.action().triggered.connect(self._activate)
def _activate(self):
self.canvas().setMapTool(self)
def panningEnabled(self):
return self._panningEnabled
def setPanningEnabled(self, enabled):
self._panningEnabled = enabled
def zoomingEnabled(self):
return self._zoomingEnabled
def setZoomingEnabled(self, enabled):
self._zoomingEnabled = enabled
def snappingEnabled(self):
return self._snappingEnabled
def setSnappingEnabled(self, enabled):
if (self._snappingEnabled == enabled):
return
self._snappingEnabled = enabled
if not self._active:
return
if enabled:
self._startSnapping()
else:
self._stopSnapping()
def _startSnapping(self):
self._snapper = QgsMapCanvasSnapper()
self._snapper.setMapCanvas(self.canvas())
if self._showSnappableVertices:
self._startSnappableVertices()
def _stopSnapping(self):
self._deleteSnappingMarker()
self._snapper = None
if self._showSnappableVertices:
self._stopSnappableVertices()
def showSnappableVertices(self):
return self._showSnappableVertices
def setShowSnappableVertices(self, show):
if (self._showSnappableVertices == show):
return
self._showSnappableVertices = show
if not self._active:
return
if show:
self._startSnappableVertices()
else:
self._stopSnappableVertices()
def _startSnappableVertices(self):
self.canvas().layersChanged.connect(self._layersChanged)
self.canvas().extentsChanged.connect(self._redrawSnappableMarkers)
QgsProject.instance().snapSettingsChanged.connect(self._layersChanged)
self._layersChanged()
def _stopSnappableVertices(self):
self._deleteSnappableMarkers()
self._snappableLayers = []
self.canvas().layersChanged.disconnect(self._layersChanged)
self.canvas().extentsChanged.disconnect(self._redrawSnappableMarkers)
QgsProject.instance().snapSettingsChanged.disconnect(self._layersChanged)
def canvasMoveEvent(self, e):
super(ArkMapToolInteractive, self).canvasMoveEvent(e)
if not self._active:
return
e.ignore()
if (self._panningEnabled and e.buttons() & Qt.LeftButton):
# Pan map mode
if not self._dragging:
self._dragging = True
self.setCursor(QCursor(Qt.ClosedHandCursor))
self.canvas().panAction(e)
e.accept()
elif (self._zoomingEnabled and e.buttons() & Qt.RightButton):
# Zoom map mode
if not self._dragging:
self._dragging = True
self.setCursor(QCursor(Qt.ClosedHandCursor))
self._zoomRubberBand = QgsRubberBand(self.canvas(), QGis.Polygon)
color = QColor(Qt.blue)
color.setAlpha(63)
self._zoomRubberBand.setColor(color)
self._zoomRect = QRect(0, 0, 0, 0)
self._zoomRect.setTopLeft(e.pos())
self._zoomRect.setBottomRight(e.pos())
if self._zoomRubberBand is not None:
self._zoomRubberBand.setToCanvasRectangle(self._zoomRect)
self._zoomRubberBand.show()
e.accept()
elif self._snappingEnabled:
mapPoint, snapped = self._snapCursorPoint(e.pos())
if (snapped):
self._createSnappingMarker(mapPoint)
else:
self._deleteSnappingMarker()
def canvasReleaseEvent(self, e):
super(ArkMapToolInteractive, self).canvasReleaseEvent(e)
e.ignore()
if (e.button() == Qt.LeftButton):
if self._dragging:
# Pan map mode
self.canvas().panActionEnd(e.pos())
self.setCursor(capture_point_cursor)
self._dragging = False
e.accept()
elif (e.button() == Qt.RightButton):
if self._dragging:
# Zoom mode
self._zoomRect.setBottomRight(e.pos())
if (self._zoomRect.topLeft() != self._zoomRect.bottomRight()):
coordinateTransform = self.canvas().getCoordinateTransform()
ll = coordinateTransform.toMapCoordinates(self._zoomRect.left(), self._zoomRect.bottom())
ur = coordinateTransform.toMapCoordinates(self._zoomRect.right(), self._zoomRect.top())
r = QgsRectangle()
r.setXMinimum(ll.x())
r.setYMinimum(ll.y())
r.setXMaximum(ur.x())
r.setYMaximum(ur.y())
r.normalize()
if (r.width() != 0 and r.height() != 0):
self.canvas().setExtent(r)
self.canvas().refresh()
self._dragging = False
if (self._zoomRubberBand is not None):
self.canvas().scene().removeItem(self._zoomRubberBand)
self._zoomRubberBand = None
e.accept()
def keyPressEvent(self, e):
super(ArkMapToolInteractive, self).keyPressEvent(e)
if (e.key() == Qt.Key_Escape):
self.canvas().unsetMapTool(self)
e.accept()
def _snapCursorPoint(self, cursorPoint):
res, snapResults = self._snapper.snapToBackgroundLayers(cursorPoint)
if (res != 0 or len(snapResults) < 1):
return self.toMapCoordinates(cursorPoint), False
else:
# Take a copy as QGIS will delete the result!
snappedVertex = QgsPoint(snapResults[0].snappedVertex)
return snappedVertex, True
def _createSnappingMarker(self, snapPoint):
if (self._snappingMarker is None):
self._snappingMarker = QgsVertexMarker(self.canvas())
self._snappingMarker.setIconType(QgsVertexMarker.ICON_CROSS)
self._snappingMarker.setColor(Qt.magenta)
self._snappingMarker.setPenWidth(3)
self._snappingMarker.setCenter(snapPoint)
def _deleteSnappingMarker(self):
if (self._snappingMarker is not None):
self.canvas().scene().removeItem(self._snappingMarker)
self._snappingMarker = None
def _createSnappableMarkers(self):
if (not self._showSnappableVertices or not self._snappingEnabled):
return
extent = self.canvas().extent()
for vertex in self._snappableVertices.asMultiPoint():
if (extent.contains(vertex)):
marker = QgsVertexMarker(self.canvas())
marker.setIconType(QgsVertexMarker.ICON_X)
marker.setColor(Qt.gray)
marker.setPenWidth(1)
marker.setCenter(vertex)
self._snappableMarkers.append(marker)
def _deleteSnappableMarkers(self):
for marker in self._snappableMarkers:
self.canvas().scene().removeItem(marker)
del self._snappableMarkers[:]
def _layersChanged(self):
if (not self._showSnappableVertices or not self._snappingEnabled):
return
self._buildSnappableLayers()
self._deleteSnappableMarkers()
self._createSnappableMarkers()
def _redrawSnappableMarkers(self):
if (not self._showSnappableVertices or not self._snappingEnabled):
return
self._deleteSnappableMarkers()
self._createSnappableMarkers()
def _buildSnappableLayers(self):
if (not self._showSnappableVertices or not self._snappingEnabled):
return
vertices = []
for layer in self.canvas().layers():
ok, enabled, type, units, tolerance, avoid = QgsProject.instance().snapSettingsForLayer(layer.id())
if (ok and enabled and not layer.isEditable()):
for feature in layer.getFeatures():
geometry = feature.geometry()
if geometry is None:
pass
elif geometry.type() == QGis.Point:
vertices.extend([geometry.asPoint()])
elif geometry.type() == QGis.Line:
vertices.extend(geometry.asPolyline())
elif geometry.type() == QGis.Polygon:
lines = geometry.asPolygon()
for line in lines:
vertices.extend(line)
self._snappableVertices = QgsGeometry.fromMultiPoint(vertices)
self._snappableVertices.simplify(0)
class LineMapTool(MapTool, QgsMapToolEmitPoint):
'''
draw a line on the map (connected, multiple sections)
Attributes
----------
drawn : pyqtSignal
emitted after double click or right click on the map canvas, emits the
drawn line
'''
drawn = pyqtSignal(QgsGeometry)
wkbtype = QgsWkbTypes.LineGeometry
def __init__(self,
ui_element: QWidget,
canvas: QgsMapCanvas = None,
color: Union[str, int] = None,
draw_markers=False,
line_width: int = 2,
line_style: int = Qt.SolidLine,
snap_geometry: QgsGeometry = None,
target_epsg: int = 25832):
'''
Parameters
----------
ui_element : QWidget
clickable UI element, clicking it will activate/deactivate this
tool
canvas : QgsMapCanvas, optional
the map canvas the tool will work on, defaults to the map canvas of
the QGIS UI
color : int or str, optional
color description, sets color of line and markers while
drawing, defaults to blue
draw_markers : bool, optional
draw markers between segments of the line, defaults to no markers
line_width : int, optional
width of drawn lines in pixels, defaults to 2 pixels
line_style : int, optional
style of drawn lines (e.g. Qt.DashDotLine), defaults to solid line
snap_geometry : QgsGeometry, optional
snap drawn lines to outline of given geometry, defaults to no
snapping
target_epsg : int, optional
projection of emitted geometry after drawing as epsg code,
defaults to 25832
'''
self.canvas = canvas
MapTool.__init__(self, ui_element, self.canvas)
QgsMapToolEmitPoint.__init__(self, canvas=self.canvas)
self.rubberband = QgsRubberBand(self.canvas, self.wkbtype)
self.color = QColor(color) if color else QColor(0, 0, 255)
self.rubberband.setColor(self.color)
self.color.setAlpha(100)
self.rubberband.setFillColor(self.color)
self.rubberband.setLineStyle(line_style)
self.rubberband.setWidth(line_width)
self.snap_geometry = self.set_snap_geometry(snap_geometry)
self.draw_markers = draw_markers
if self.draw_markers:
# auto points on outline should but doesn't work:
#self.drawing_lines.setIcon(QgsRubberBand.ICON_CIRCLE)
#self.drawing_lines.setIconSize(8)
# drawing markers manually instead
self.markers = []
self._drawing = False
self._moving = False
# marker for showing snapped point on move
self._move_marker = QgsVertexMarker(self.canvas)
self._move_marker.setColor(self.color)
self._move_marker.setIconType(QgsVertexMarker.ICON_CIRCLE)
self._move_marker.setIconSize(10)
self._move_marker.setPenWidth(3)
self.reset()
def set_snap_geometry(self, geom: QgsGeometry):
'''
snap lines to outline of given geometry
Parameters
----------
snap_geometry : QgsGeometry
geometry to snap lines to
'''
if not geom:
return
if SHAPELY_LOADED:
self.snap_geometry = wkt.loads(geom.asWkt()).boundary
# alternative for MacOS
else:
self.snap_geometry = QgsCurvePolygon()
self.snap_geometry.fromWkt(geom.asWkt())
def reset(self):
'''
reset drawing
'''
scene = self.canvas.scene()
if self.draw_markers:
for m in self.markers:
scene.removeItem(m)
self.markers = []
self._moving = False
self._drawing = False
self.rubberband.reset(self.wkbtype)
def canvasDoubleClickEvent(self, e):
'''
override, emit line on double click
'''
if self._moving:
self.rubberband.removeLastPoint()
geom = self.rubberband.asGeometry()
self.drawn.emit(self.transform_from_map(geom))
self.reset()
def _snap(self, point: QgsPoint) -> QgsPointXY:
'''
snap point to snap-geometry
'''
point = self.transform_from_map(point)
if SHAPELY_LOADED:
p = geometry.Point(point.x(), point.y())
np = nearest_points(self.snap_geometry, p)[0]
p = QgsPointXY(np.x, np.y)
# alternative for MacOS
else:
closest = QgsGeometryUtils.closestPoint(
self.snap_geometry, QgsPoint(point.x(), point.y()))
p = QgsPointXY(closest.x(), closest.y())
p = self.transform_to_map(p)
return p
def canvasPressEvent(self, e):
'''
override, finish line segment when map is clicked
'''
if (e.button() == Qt.RightButton):
if self._moving:
self.rubberband.removeLastPoint()
geom = self.rubberband.asGeometry()
self.drawn.emit(self.transform_from_map(geom))
self.reset()
return
self._moving = False
self._drawing = True
point = self.toMapCoordinates(e.pos())
if self.snap_geometry:
point = self._snap(point)
self.rubberband.addPoint(point, True)
if self.draw_markers:
marker = QgsVertexMarker(self.canvas)
marker.setCenter(point)
marker.setColor(self.color)
marker.setIconSize(8)
marker.setIconType(QgsVertexMarker.ICON_CIRCLE)
marker.setPenWidth(4)
self.markers.append(marker)
def canvasMoveEvent(self, e):
'''
override, draw connecting line to last segment when moving mouse
'''
if not self.snap_geometry and not self._drawing:
return
point = self.toMapCoordinates(e.pos())
if self.snap_geometry:
point = self._snap(point)
if self.snap_geometry:
self._move_marker.setCenter(point)
if self._drawing:
#self.rubberBand.removeLastPoint()
if self._moving:
self.rubberband.removeLastPoint()
self.rubberband.addPoint(point, True)
self._moving = True
def disconnect(self, **kwargs):
'''
override, 'remove' marker
'''
if self._move_marker:
#scene = self.canvas.scene()
#scene.removeItem(self._move_marker)
# workaround: if removed from scene marker won't appear any more
# set it somewhere it can't be seen
self._move_marker.setCenter(QgsPointXY(0, 0))
super().disconnect(**kwargs)
class PdokServicesPlugin(object):
def __init__(self, iface):
# Save reference to the QGIS interface
self.iface = iface
# docked or dialog, defaults to dialog
# 2018 may: RD: deprecating Docked window, as the content is getting to big anyway
# if isinstance(QSettings().value("/pdokservicesplugin/docked"), QVariant):
# self.docked = QSettings().value("/pdokservicesplugin/docked", QVariant(False))
# else:
# self.docked = QSettings().value("/pdokservicesplugin/docked", False)
#
# # Create the dialog and keep reference
# if "True" == self.docked or "true" == self.docked or True is self.docked:
# self.dlg = PdokServicesPluginDockWidget()
# self.iface.addDockWidget(Qt.LeftDockWidgetArea, self.dlg)
# else:
# self.dlg = PdokServicesPluginDialog(parent=self.iface.mainWindow())
self.dlg = PdokServicesPluginDialog(parent=self.iface.mainWindow())
# initialize plugin directory
self.plugin_dir = QFileInfo(QgsApplication.qgisUserDatabaseFilePath()).path() + "/python/plugins/pdokservicesplugin"
# initialize locale
localePath = ""
if isinstance(QSettings().value("locale/userLocale"), QVariant):
locale = QSettings().value("locale/userLocale").value()[0:2]
else:
locale = QSettings().value("locale/userLocale")[0:2]
if QFileInfo(self.plugin_dir).exists():
localePath = self.plugin_dir + "/i18n/pdokservicesplugin_" + locale + ".qm"
if QFileInfo(localePath).exists():
self.translator = QTranslator()
self.translator.load(localePath)
if qVersion() > '4.3.3':
QCoreApplication.installTranslator(self.translator)
self.currentLayer = None
self.SETTINGS_SECTION = '/pdokservicesplugin/'
self.pointer = None
self.pdokgeocoder = PDOKGeoLocator(self.iface)
self.geocoderSourceModel = None
def getSettingsValue(self, key, default=''):
if QSettings().contains(self.SETTINGS_SECTION + key):
key = self.SETTINGS_SECTION + key
if Qgis.QGIS_VERSION_INT < 10900: # qgis <= 1.8
return str(QSettings().value(key).toString())
else:
return str(QSettings().value(key))
else:
return default
def setSettingsValue(self, key, value):
key = self.SETTINGS_SECTION + key
if Qgis.QGIS_VERSION_INT < 10900:
# qgis <= 1.8
QSettings().setValue(key, QVariant(value))
else:
QSettings().setValue(key, value)
def initGui(self):
# Create action that will start plugin configuration
self.run_action = QAction(QIcon(":/plugins/pdokservicesplugin/icon.png"), \
u"Pdok Services Plugin", self.iface.mainWindow())
self.servicesLoaded = False
# connect the action to the run method
# 2018 may: RD: deprecating Docked window, as the content is getting to big anyway
# if "True" == self.docked or "true" == self.docked or True == self.docked:
# self.run_action.triggered.connect(self.showAndRaise)
# self.dlg.radioDocked.setChecked(True)
# # docked the dialog is immidiately visible, so should run NOW
# else:
# self.run_action.triggered.connect(self.run)
# self.dlg.radioDocked.setChecked(False)
# self.setupfq()
self.run_action.triggered.connect(self.run)
#self.dlg.radioDocked.setChecked(False)
self.setupfq()
# Add toolbar button and menu item
#self.iface.addToolBarIcon(self.action)
self.toolbar = self.iface.addToolBar("PDOK services plugin")
self.toolbar.setObjectName("PDOK services plugin")
self.toolbar.addAction(self.run_action)
self.toolbarSearch = QLineEdit()
self.toolbarSearch.setMaximumWidth(200)
self.toolbarSearch.setAlignment(Qt.AlignLeft)
self.toolbarSearch.setPlaceholderText("PDOK Locatieserver zoek")
self.toolbar.addWidget(self.toolbarSearch)
self.toolbarSearch.returnPressed.connect(self.searchAddressFromToolbar)
# address/point cleanup
self.clean_action = QAction(QIcon(":/plugins/pdokservicesplugin/eraser.png"), \
u"Cleanup", self.eraseAddress())
self.toolbar.addAction(self.clean_action)
self.clean_action.triggered.connect(self.eraseAddress)
self.iface.addPluginToMenu(u"&Pdok Services Plugin", self.run_action)
# about
self.aboutAction = QAction(QIcon(":/plugins/pdokservicesplugin/help.png"), \
"About", self.iface.mainWindow())
self.aboutAction.setWhatsThis("Pdok Services Plugin About")
self.iface.addPluginToMenu(u"&Pdok Services Plugin", self.aboutAction)
self.aboutAction.triggered.connect(self.about)
self.dlg.ui.btnLoadLayer.clicked.connect(self.loadService)
self.dlg.geocoderSearch.returnPressed.connect(self.searchAddress)
self.dlg.geocoderSearch.textEdited.connect(self.searchAddress)
self.dlg.geocoderSearch.setPlaceholderText("PDOK Locatieserver zoek, bv postcode of postcode huisnummer")
self.dlg.geocoderResultSearch.textChanged.connect(self.filterGeocoderResult)
self.dlg.geocoderResultSearch.setPlaceholderText("een of meer zoekwoorden uit resultaat")
#self.dlg.radioDocked.toggled.connect(self.set_docked)
self.dlg.btnCheckPdokJson.clicked.connect(self.checkPdokJson)
#self.iface.mapCanvas().renderStarting.connect(self.extentsChanged)
ui = self.dlg.ui
cbxs = [ui.cbx_gem, ui.cbx_wpl, ui.cbx_weg, ui.cbx_pcd, ui.cbx_adr, ui.cbx_pcl, ui.cbx_hmp]
# connect all fq checkboxes with suggest, so upon a change in fq filter we re-search
for cbx in cbxs:
cbx.stateChanged.connect(self.searchAddress)
self.run(True)
# for now hiding the pointer as soon as the extent changes
#def extentsChanged(self):
# self.removePointer()
def checkPdokJson(self):
myversion = self.getSettingsValue('pdokversion', '1')
msgtxt = ''
msglvl = 0 # QgsMessageBar.INFO
try:
response = urllib.request.urlopen('http://www.qgis.nl/pdok.version')
str_response = response.read().decode('utf-8')
pdokversion = json.loads(str_response)
if pdokversion > int(myversion):
response = urllib.request.urlopen('http://www.qgis.nl/pdok.json')
str_response = response.read().decode('utf-8')
pdokjson = json.loads(str_response)
with open(self.plugin_dir +'/pdok.json', 'w') as outfile:
json.dump(pdokjson, outfile)
msgtxt = "De laatste versie is opgehaald en zal worden gebruikt " + \
str(pdokversion) + ' (was ' + myversion +')'
self.servicesLoaded = False # reset reading of json
self.run()
self.setSettingsValue('pdokversion', pdokversion)
else:
msgtxt = "Geen nieuwere versie beschikbaar dan " + str(pdokversion)
except Exception as e:
#print e
msgtxt = "Fout bij ophalen van service info. Netwerk probleem?"
msglvl = 2 # QgsMessageBar.CRITICAL
# msg
if hasattr(self.iface, 'messageBar'):
self.iface.messageBar().pushMessage("PDOK services update", msgtxt, level=msglvl, duration=10)
else: # 1.8
QMessageBox.information(self.iface.mainWindow(), "Pdok Services Plugin", msgtxt)
# def set_docked(self, foo):
# self.setSettingsValue('docked', self.dlg.radioDocked.isChecked())
# #if Qgis.QGIS_VERSION_INT < 10900:
# # # qgis <= 1.8
# # QSettings().setValue("/pdokservicesplugin/docked", QVariant(self.dlg.radioDocked.isChecked()))
# #else:
# # QSettings().setValue("/pdokservicesplugin/docked", self.dlg.radioDocked.isChecked())
def showAndRaise(self):
self.dlg.show()
self.dlg.raise_()
# also remove the pointer
self.removePointer()
def about(self):
infoString = "Written by Richard Duivenvoorde\nEmail - [email protected]\n"
infoString += "Company - Zuidt - http://www.zuidt.nl\n"
infoString += "Source: https://github.com/rduivenvoorde/pdokservicesplugin"
QMessageBox.information(self.iface.mainWindow(), "Pdok Services Plugin About", infoString)
def unload(self):
self.removePointer()
# Remove the plugin menu item and icon
self.iface.removePluginMenu(u"&Pdok Services Plugin",self.run_action)
del self.toolbarSearch
def showService(self, selectedIndexes):
if len(selectedIndexes)==0:
self.currentLayer = None
self.dlg.ui.layerInfo.setHtml('')
self.dlg.ui.comboSelectProj.clear()
return
# needed to scroll To the selected row incase of using the keyboard / arrows
self.dlg.servicesView.scrollTo(self.dlg.servicesView.selectedIndexes()[0])
# itemType holds the data (== column 1)
self.currentLayer = self.dlg.servicesView.selectedIndexes()[1].data(Qt.UserRole)
if isinstance(self.currentLayer, QVariant):
self.currentLayer = self.currentLayer.toMap()
# QGIS 1.8: QVariants
currentLayer = {}
for key in list(self.currentLayer.keys()):
val = self.currentLayer[key]
currentLayer[str(key)]=str(val.toString())
self.currentLayer = currentLayer
url = self.currentLayer['url']
title = self.currentLayer['title']
style = ''
if 'style' in self.currentLayer:
style = self.currentLayer['style']
title = title + ' [' + style + ']'
servicetitle = self.currentLayer['servicetitle']
layername = self.currentLayer['layers']
abstract = self.currentLayer['abstract']
stype = self.currentLayer['type'].upper()
minscale =''
if 'minscale' in self.currentLayer and self.currentLayer['minscale'] != None and self.currentLayer['minscale'] != '':
minscale = "min. schaal 1:"+self.currentLayer['minscale']
maxscale = ''
if 'maxscale' in self.currentLayer and self.currentLayer['maxscale'] != None and self.currentLayer['maxscale'] != '':
maxscale = "max. schaal 1:"+self.currentLayer['maxscale']
self.dlg.ui.layerInfo.setText('')
self.dlg.ui.btnLoadLayer.setEnabled(True)
self.dlg.ui.layerInfo.setHtml('<h4>%s</h4><h3>%s</h3><lu><li>%s</li><li> </li><li>%s</li><li>%s</li><li>%s</li><li>%s</li><li>%s</li><li>%s</li></lu>' % (servicetitle, title, abstract, stype, url, layername, style, minscale, maxscale))
self.dlg.ui.comboSelectProj.clear()
if stype=="WMS":
try:
crs = self.currentLayer['crs']
except KeyError:
crs = 'EPSG:28992'
crs = crs.split(',')
self.dlg.ui.comboSelectProj.addItems(crs)
for i in range(len(crs)):
if crs[i] == 'EPSG:28992':
self.dlg.ui.comboSelectProj.setCurrentIndex(i)
if stype=="WMTS":
tilematrixsets = self.currentLayer['tilematrixsets'].split(',')
self.dlg.ui.comboSelectProj.addItems(tilematrixsets)
for i in range(len(tilematrixsets)):
if tilematrixsets[i].startswith('EPSG:28992'):
self.dlg.ui.comboSelectProj.setCurrentIndex(i)
def loadService(self):
if self.currentLayer == None:
return
servicetype = self.currentLayer['type']
url = self.currentLayer['url']
# some services have an url with query parameters in it, we have to urlencode those:
location,query = urllib.parse.splitquery(url)
url = location
if query != None and query != '':
url +=('?'+urllib.parse.quote_plus(query))
title = self.currentLayer['title']
if 'style' in self.currentLayer:
style = self.currentLayer['style']
title = title + ' [' + style + ']'
else:
style = '' # == default for this service
layers = self.currentLayer['layers']
# mmm, tricky: we take the first one while we can actually want png/gif or jpeg
if servicetype == "wms":
imgformat = self.currentLayer['imgformats'].split(',')[0]
if self.dlg.ui.comboSelectProj.currentIndex() == -1:
crs = 'EPSG:28992'
else:
crs = self.dlg.ui.comboSelectProj.currentText()
if Qgis.QGIS_VERSION_INT < 10900:
# qgis <= 1.8
uri = url
self.iface.addRasterLayer(
uri, # service uri
title, # name for layer (as seen in QGIS)
"wms", # dataprovider key
[layers], # array of layername(s) for provider (id's)
[""], # array of stylename(s) NOTE: ignoring styles here!!!
imgformat, # image format searchstring
crs) # crs code searchstring
else:
# qgis > 1.8
uri = "crs="+crs+"&layers="+layers+"&styles="+style+"&format="+imgformat+"&url="+url;
self.iface.addRasterLayer(uri, title, "wms")
elif servicetype == "wmts":
if Qgis.QGIS_VERSION_INT < 10900:
QMessageBox.warning(self.iface.mainWindow(), "PDOK plugin", ("Sorry, dit type layer: '"+servicetype.upper()+"' \nkan niet worden geladen in deze versie van QGIS.\nMisschien kunt u QGIS 2.0 installeren (die kan het WEL)?\nOf is de laag niet ook beschikbaar als wms of wfs?"), QMessageBox.Ok, QMessageBox.Ok)
return
if self.dlg.ui.comboSelectProj.currentIndex() == -1:
tilematrixset = 'EPSG:28992'
else:
tilematrixset = self.dlg.ui.comboSelectProj.currentText()
imgformat = self.currentLayer['imgformats'].split(',')[0]
# special case for luchtfoto
#if layers=="luchtfoto":
# # tileMatrixSet=nltilingschema&crs=EPSG:28992&layers=luchtfoto&styles=&format=image/jpeg&url=http://geodata1.nationaalgeoregister.nl/luchtfoto/wmts/1.0.0/WMTSCapabilities.xml
# # {u'layers': u'luchtfoto', u'imgformats': u'image/jpeg', u'title': u'PDOK-achtergrond luchtfoto', u'url': u'http://geodata1.nationaalgeoregister.nl/luchtfoto/wms', u'abstract': u'', u'tilematrixsets': u'nltilingschema', u'type': u'wmts'}
# uri = "tileMatrixSet="+tilematrixsets+"&crs=EPSG:28992&layers="+layers+"&styles=&format="+imgformat+"&url="+url
#else:
# uri = "tileMatrixSet="+tilematrixsets+"&crs=EPSG:28992&layers="+layers+"&styles=&format="+imgformat+"&url="+url;
#uri = "tileMatrixSet="+tilematrixsets+"&crs=EPSG:28992&layers="+layers+"&styles=default&format="+imgformat+"&url="+url;
if tilematrixset.startswith('EPSG:'):
crs=tilematrixset
i = crs.find(':', 5)
if i > -1:
crs=crs[:i]
elif tilematrixset.startswith('OGC:1.0'):
crs='EPSG:3857'
uri = "tileMatrixSet="+tilematrixset+"&crs="+crs+"&layers="+layers+"&styles=default&format="+imgformat+"&url="+url;
#print "############ PDOK URI #################"
#print uri
self.iface.addRasterLayer(uri, title, "wms")
elif servicetype == "wfs":
location, query = urllib.parse.splitquery(url)
#uri = location+"?SERVICE=WFS&VERSION=1.0.0&REQUEST=GetFeature&TYPENAME="+layers+"&SRSNAME=EPSG:28992"
#uri = location + "?SERVICE=WFS&REQUEST=GetFeature&TYPENAME=" + layers + "&SRSNAME=EPSG:28992"
# adding a bbox paramater forces QGIS to NOT cache features but retrieve new features all the time
# QGIS will update the BBOX to the right value
#uri += "&BBOX=-10000,310000,290000,650000"
uri = " pagingEnabled='true' restrictToRequestBBOX='1' srsname='EPSG:28992' typename='"+layers+"' url='"+url+"' version='2.0.0' "
self.iface.addVectorLayer(uri, title, "WFS")
elif servicetype == "wcs":
# cache=AlwaysCache&crs=EPSG:28992&format=GeoTIFF&identifier=ahn25m:ahn25m&url=http://geodata.nationaalgeoregister.nl/ahn25m/wcs
uri = ''
# cache=AlwaysCache
# cache=PreferNetwork
# cache=AlwaysNetwork
# cache=AlwaysNetwork&crs=EPSG:28992&format=GeoTIFF&identifier=ahn25m:ahn25m&url=http://geodata.nationaalgeoregister.nl/ahn25m/wcs
#uri = "cache=AlwaysNetwork&crs=EPSG:28992&format=image/tiff&version=1.1.1&identifier="+layers+"&url="+url
# working for ahn1 ahn2 and ahn3: GEOTIFF_FLOAT32
format = 'GEOTIFF_FLOAT32'
# working for ahn25m is only image/tiff
if layers=='ahn25m':
format = 'image/tiff'
# we handcrated some wcs layers with 2 different image formats: tiff (RGB) and tiff (float32):
if 'imgformats' in self.currentLayer:
format = self.currentLayer['imgformats'].split(',')[0]
uri = "cache=AlwaysNetwork&crs=EPSG:28992&format="+format+"&version=1.1.2&identifier=" + layers + "&url=" + url
#uri = "cache=AlwaysNetwork&crs=EPSG:28992&format=image/tiff&version=1.1.2&identifier=" + layers + "&url=" + url
self.iface.addRasterLayer(uri, title, "wcs")
else:
QMessageBox.warning(self.iface.mainWindow(), "PDOK plugin", ("Sorry, dit type layer: '"+servicetype.upper()+"' \nkan niet worden geladen door de plugin of door QGIS.\nIs het niet beschikbaar als wms, wmts of wfs?"), QMessageBox.Ok, QMessageBox.Ok)
return
def filterGeocoderResult(self, string):
#print "filtering geocoder results: %s" % string
self.dlg.geocoderResultView.selectRow(0)
self.geocoderProxyModel.setFilterCaseSensitivity(Qt.CaseInsensitive)
self.geocoderProxyModel.setFilterFixedString(string)
def searchAddressFromToolbar(self):
self.removePointer()
self.geocoderSourceModel.clear()
self.geocode()
def searchAddress(self):
self.removePointer()
#print "search geocoder for: %s" % self.dlg.geocoderSearch.text()
self.geocoderSourceModel.clear()
#self.geocode(self.dlg.geocoderSearch.text())
self.suggest()
def eraseAddress(self):
"""
clean the input and remove the pointer
"""
self.removePointer()
if self.geocoderSourceModel is not None:
self.geocoderSourceModel.clear()
if self.dlg.geocoderSearch is not None:
self.dlg.geocoderSearch.clear()
if self.toolbarSearch is not None:
self.toolbarSearch.clear()
def filterLayers(self, string):
# remove selection if one row is selected
self.dlg.servicesView.selectRow(0)
#self.currentLayer = None
self.proxyModel.setFilterCaseSensitivity(Qt.CaseInsensitive)
self.proxyModel.setFilterFixedString(string)
#def addSourceRow(self, service, layer):
def addSourceRow(self, serviceLayer):
# you can attache different "data's" to to an QStandarditem
# default one is the visible one:
itemType = QStandardItem("%s" % (serviceLayer["type"].upper()) )
# userrole is a free form one:
# only attach the data to the first item
# service layer = a dict/object with all props of the layer
itemType.setData( serviceLayer, Qt.UserRole )
itemType.setToolTip("%s - %s" % (serviceLayer["type"].upper() ,serviceLayer["title"] ))
# only wms services have styles (sometimes)
layername = serviceLayer["title"]
if 'style' in serviceLayer:
itemLayername = QStandardItem("%s [%s]" % (serviceLayer["title"], serviceLayer["style"]) )
layername = "%s [%s]" % (serviceLayer["title"], serviceLayer["style"])
else:
itemLayername = QStandardItem("%s" % (serviceLayer["title"]))
itemLayername.setToolTip("%s - %s" % (serviceLayer["type"].upper() ,serviceLayer["servicetitle"] ))
# itemFilter is the item used to search filter in. That is why layername is a combi of layername + filter here
itemFilter = QStandardItem("%s %s %s %s" % (serviceLayer["type"], layername, serviceLayer["servicetitle"], serviceLayer["abstract"]) )
itemServicetitle = QStandardItem("%s" % (serviceLayer["servicetitle"]))
itemServicetitle.setToolTip("%s - %s" % (serviceLayer["type"].upper() ,serviceLayer["title"] ))
self.sourceModel.appendRow( [ itemLayername, itemType, itemServicetitle, itemFilter ] )
# run method that performs all the real work
def run(self, hiddenDialog=False):
# enable possible remote pycharm debugging
#import pydevd
#pydevd.settrace('localhost', port=5678, stdoutToServer=True, stderrToServer=True)
# last viewed/selected tab
if QSettings().contains("/pdokservicesplugin/currenttab"):
if Qgis.QGIS_VERSION_INT < 10900:
# qgis <= 1.8
self.dlg.tabs.widget(QSettings().value("/pdokservicesplugin/currenttab").toInt()[0])
else:
self.dlg.tabs.widget(int(QSettings().value("/pdokservicesplugin/currenttab")))
if self.servicesLoaded == False:
pdokjson = os.path.join(os.path.dirname(__file__), ".", "pdok.json")
f = open(pdokjson, 'r', encoding='utf-8')
self.pdok = json.load(f)
f.close()
self.proxyModel = QSortFilterProxyModel()
self.sourceModel = QStandardItemModel()
self.proxyModel.setSourceModel(self.sourceModel)
# filter == search on itemFilter column:
self.proxyModel.setFilterKeyColumn(3)
self.dlg.servicesView.setModel(self.proxyModel)
self.dlg.servicesView.setEditTriggers(QAbstractItemView.NoEditTriggers)
self.geocoderProxyModel = QSortFilterProxyModel()
self.geocoderSourceModel = QStandardItemModel()
self.geocoderProxyModel.setSourceModel(self.geocoderSourceModel)
self.geocoderProxyModel.setFilterKeyColumn(0)
self.dlg.geocoderResultView.setModel(self.geocoderProxyModel)
self.dlg.geocoderResultView.setEditTriggers(QAbstractItemView.NoEditTriggers)
#{"services":[
# {"naam":"WMS NHI","url":"http://geodata.nationaalgeoregister.nl/nhi/ows","layers":["dmlinks","dmnodes"],"type":"wms"},
# {"naam":"WMS NHI","url":"http://geodata.nationaalgeoregister.nl/nhi/ows","layers":["dmlinks","dmnodes"],"type":"wms"}
# ]}
#
for service in self.pdok["services"]:
# service[layer] was an array
if isinstance(service["layers"], str) or isinstance(service["layers"], str):
self.addSourceRow(service)
self.dlg.layerSearch.textChanged.connect(self.filterLayers)
self.dlg.layerSearch.setPlaceholderText("woord uit laagnaam, type of service ")
self.dlg.servicesView.selectionModel().selectionChanged.connect(self.showService)
self.dlg.servicesView.doubleClicked.connect(self.loadService)
# actually I want to load a service when doubleclicked on header
# but as I cannot get this to work, let's disable clicking it then
self.dlg.servicesView.verticalHeader().setSectionsClickable(False)
self.dlg.servicesView.horizontalHeader().setSectionsClickable(False)
#self.dlg.geocoderResultView.doubleClicked.connect(self.zoomToAddress)
self.dlg.geocoderResultView.selectionModel().selectionChanged.connect(self.zoomToAddress)
# hide itemFilter column:
self.dlg.servicesView.hideColumn(3)
self.servicesLoaded = True;
self.sourceModel.setHeaderData(2, Qt.Horizontal, "Service")
self.sourceModel.setHeaderData(1, Qt.Horizontal, "Type")
self.sourceModel.setHeaderData(0, Qt.Horizontal, "Laagnaam [style]")
self.sourceModel.horizontalHeaderItem(2).setTextAlignment(Qt.AlignLeft)
self.sourceModel.horizontalHeaderItem(1).setTextAlignment(Qt.AlignLeft)
self.sourceModel.horizontalHeaderItem(0).setTextAlignment(Qt.AlignLeft)
#self.dlg.servicesView.verticalHeader().hide()
#self.dlg.servicesView.resizeColumnsToContents()
self.dlg.servicesView.setColumnWidth(0, 300) # set name to 300px (there are some huge layernames)
self.dlg.servicesView.horizontalHeader().setStretchLastSection(True)
# show the dialog ?
if not hiddenDialog:
self.dlg.show()
# Run the dialog event loop
#result = self.dlg.exec_()
if Qgis.QGIS_VERSION_INT < 10900:
# qgis <= 1.8
QSettings().setValue("/pdokservicesplugin/currenttab", QVariant(self.dlg.tabs.currentIndex()))
else:
QSettings().setValue("/pdokservicesplugin/currenttab", self.dlg.tabs.currentIndex())
self.removePointer()
def setupfq(self):
"""
Setup the fq checkboxes in the gui, by looking into the settings for the
'pdokservicesplugin/checkedfqs' key, which contains a list of type strings
like ['weg','adres']
"""
checked_fqs = self.getSettingsValue('checkedfqs', [])
#self.info('setup fq: {}'.format(checked_fqs))
if len(checked_fqs) > 0: # else there is not saved state... take gui defaults
self.dlg.ui.cbx_gem.setChecked('gemeente' in checked_fqs)
self.dlg.ui.cbx_wpl.setChecked('woonplaats' in checked_fqs)
self.dlg.ui.cbx_weg.setChecked('weg' in checked_fqs)
self.dlg.ui.cbx_pcd.setChecked('postcode' in checked_fqs)
self.dlg.ui.cbx_adr.setChecked('adres' in checked_fqs)
self.dlg.ui.cbx_pcl.setChecked('perceel' in checked_fqs)
self.dlg.ui.cbx_hmp.setChecked('hectometerpaal' in checked_fqs)
def createfq(self):
"""
This creates a fq-string (Filter Query, see https://github.com/PDOK/locatieserver/wiki/Zoekvoorbeelden-Locatieserver)
Based on the checkboxes in the dialog.
Defaults to ''
Example: 'fq=+type:adres+type:gemeente' (only gemeente AND addresses)
:return:
"""
fqlist = []
if self.dlg.ui.cbx_gem.isChecked():
fqlist.append('gemeente')
if self.dlg.ui.cbx_wpl.isChecked():
fqlist.append('woonplaats')
if self.dlg.ui.cbx_weg.isChecked():
fqlist.append('weg')
if self.dlg.ui.cbx_pcd.isChecked():
fqlist.append('postcode')
if self.dlg.ui.cbx_adr.isChecked():
fqlist.append('adres')
if self.dlg.ui.cbx_pcl.isChecked():
fqlist.append('perceel')
if self.dlg.ui.cbx_hmp.isChecked():
fqlist.append('hectometerpaal')
self.setSettingsValue('checkedfqs', fqlist)
#self.info(self.getSettingsValue('checkedfqs', ['leeg?']))
fq = ''
if len(fqlist) > 0:
fq = '&fq=+type:' + '+type:'.join(fqlist)
return fq
def suggest(self):
self.dlg.ui.lookupinfo.setHtml('')
search_text = self.dlg.geocoderSearch.text()
if len(search_text) <= 1:
# QMessageBox.warning(self.iface.mainWindow(), "PDOK plugin", ( \
# "meer input aub: {}".format(search_text)
# ), QMessageBox.Ok, QMessageBox.Ok)
return
# QMessageBox.warning(self.iface.mainWindow(), "PDOK plugin", ( \
# "zoeken: {}".format(search_text)
# ), QMessageBox.Ok, QMessageBox.Ok)
results = self.pdokgeocoder.suggest(search_text, self.createfq())
if len(results) == 0:
# ignore, as we are suggesting, maybe more characters will reveal something...
return
for result in results:
#print address
adrestekst = QStandardItem("%s" % (result["adrestekst"]))
adrestekst.setData(result, Qt.UserRole)
type = QStandardItem("%s" % (result["type"]))
id = QStandardItem("%s" % (result["id"]))
score = QStandardItem("%s" % (result["score"]))
adrestekst.setData(result, Qt.UserRole)
self.geocoderSourceModel.appendRow([adrestekst, type])
self.geocoderSourceModel.setHeaderData(0, Qt.Horizontal, "Resultaat")
self.geocoderSourceModel.setHeaderData(1, Qt.Horizontal, "Type")
self.geocoderSourceModel.horizontalHeaderItem(0).setTextAlignment(Qt.AlignLeft)
self.dlg.geocoderResultView.resizeColumnsToContents()
self.dlg.geocoderResultView.horizontalHeader().setStretchLastSection(True)
def geocode(self):
self.dlg.geocoderSearch.setText(self.toolbarSearch.text())
self.suggest()
if self.dlg.geocoderResultView.model().rowCount()>0:
self.dlg.geocoderResultView.selectRow(0)
self.zoomToAddress()
else:
QMessageBox.warning(self.iface.mainWindow(), "PDOK plugin", ( \
"Niets gevonden.\nProbeer een andere spelling, of alleen postcode/huisnummer?\n\nSelecteer meer (Locatieserver) 'typen' in de PdokServicesPlugin dialoog.\n\nOf gebruik de 'PDOK geocoder'-tab in de PdokServicesPlugin dialoog."
), QMessageBox.Ok, QMessageBox.Ok)
# def geocode(self):
# self.dlg.ui.lookupinfo.setHtml('')
# search_text = self.toolbarSearch.text()
# addresses = self.pdokgeocoder.search(search_text)
# if len(addresses) == 0:
# QMessageBox.warning(self.iface.mainWindow(), "PDOK plugin", ( \
# "Niets gevonden. Probeer een andere spelling of alleen postcode/huisnummer."
# ), QMessageBox.Ok, QMessageBox.Ok)
# return
# for address in addresses:
# #print address
# adrestekst = QStandardItem("%s" % (address["adrestekst"]))
# adrestekst.setData(address, Qt.UserRole)
# straat = QStandardItem("%s" % (address["straat"]))
# nummer = QStandardItem("%s" % (address["nummer"]))
# postcode = QStandardItem("%s" % (address["postcode"]))
# plaats = QStandardItem("%s" % (address["plaats"]))
# gemeente = QStandardItem("%s" % (address["gemeente"]))
# provincie = QStandardItem("%s" % (address["provincie"]))
# self.geocoderSourceModel.appendRow([adrestekst, straat, nummer, postcode, plaats, gemeente, provincie])
#
# self.dlg.geocoderResultView.selectRow(0)
# self.zoomToAddress()
#
# self.geocoderSourceModel.setHeaderData(0, Qt.Horizontal, "Resultaat")
# self.geocoderSourceModel.setHeaderData(1, Qt.Horizontal, "Straat")
# self.geocoderSourceModel.setHeaderData(2, Qt.Horizontal, "Nr")
# self.geocoderSourceModel.setHeaderData(3, Qt.Horizontal, "Postcode")
# self.geocoderSourceModel.setHeaderData(4, Qt.Horizontal, "Plaats")
# self.geocoderSourceModel.setHeaderData(5, Qt.Horizontal, "Gemeente")
# self.geocoderSourceModel.setHeaderData(6, Qt.Horizontal, "Provincie")
#
# self.geocoderSourceModel.horizontalHeaderItem(0).setTextAlignment(Qt.AlignLeft)
# self.geocoderSourceModel.horizontalHeaderItem(1).setTextAlignment(Qt.AlignLeft)
# self.geocoderSourceModel.horizontalHeaderItem(2).setTextAlignment(Qt.AlignLeft)
# self.geocoderSourceModel.horizontalHeaderItem(3).setTextAlignment(Qt.AlignLeft)
# self.geocoderSourceModel.horizontalHeaderItem(4).setTextAlignment(Qt.AlignLeft)
# self.geocoderSourceModel.horizontalHeaderItem(5).setTextAlignment(Qt.AlignLeft)
# self.geocoderSourceModel.horizontalHeaderItem(6).setTextAlignment(Qt.AlignLeft)
#
# self.dlg.geocoderResultView.resizeColumnsToContents()
# self.dlg.geocoderResultView.horizontalHeader().setStretchLastSection(True)
def zoomToAddress(self):
# get x,y from data of record
self.removePointer()
data = self.dlg.geocoderResultView.selectedIndexes()[0].data(Qt.UserRole)
if 'centroide_rd' in data: # free OR lookup service
geom = QgsGeometry.fromWkt(data['centroide_rd'])
adrestekst = data['adrestekst']
else:
# no centroid yet, probably only object id, retrieve it via lookup service
id = data['id']
data = self.pdokgeocoder.lookup(id)
geom = QgsGeometry.fromWkt(data['centroide_rd'])
adrestekst = data['adrestekst']
lookup_data= data['data']
lis = ''
for key in lookup_data.keys():
lis = lis + '<li>{}: {}</li>'.format(key, lookup_data[key])
self.dlg.ui.lookupinfo.setHtml(
'<h4>{}</h4><lu>{}</lu>'.format(adrestekst, lis))
# just always transform from 28992 to mapcanvas crs
crs = self.iface.mapCanvas().mapSettings().destinationCrs()
crs28992 = QgsCoordinateReferenceSystem()
crs28992.createFromId(28992)
crsTransform = QgsCoordinateTransform(crs28992, crs, QgsProject.instance())
z = 1587
if adrestekst.lower().startswith('adres'):
z = 794
elif adrestekst.lower().startswith('perceel'):
z = 794
elif adrestekst.lower().startswith('hectometer'):
z = 1587
elif adrestekst.lower().startswith('straat'):
z = 3175
elif adrestekst.lower().startswith('postcode'):
z = 6350
elif adrestekst.lower().startswith('woonplaats'):
z = 25398
elif adrestekst.lower().startswith('gemeente'):
z = 50797
elif adrestekst.lower().startswith('provincie'):
z = 812750
geom.transform(crsTransform)
center = geom.asPoint()
self.setPointer(center)
# zoom to with center is actually setting a point rectangle and then zoom
rect = QgsRectangle(center, center)
self.iface.mapCanvas().setExtent(rect)
self.iface.mapCanvas().zoomScale(z)
self.iface.mapCanvas().refresh()
def setPointer(self, point):
self.removePointer()
self.pointer = QgsVertexMarker(self.iface.mapCanvas())
self.pointer.setColor(QColor(255, 255, 0))
self.pointer.setIconSize(10)
self.pointer.setPenWidth(5)
self.pointer.setCenter(point)
def removePointer(self):
if self.pointer is not None:
self.iface.mapCanvas().scene().removeItem(self.pointer)
def info(self, msg=""):
QgsMessageLog.logMessage('{}'.format(msg), 'PDOK-services Plugin', Qgis.Info)
class ParentMapTool(QgsMapTool):
def __init__(self, iface, settings, action, index_action):
""" Class constructor """
self.iface = iface
self.canvas = self.iface.mapCanvas()
self.settings = settings
self.show_help = bool(int(self.settings.value('status/show_help', 1)))
self.index_action = index_action
self.layer_arc = None
self.layer_connec = None
self.layer_node = None
self.layer_arc_man = None
self.layer_connec_man = None
self.layer_node_man = None
self.layer_gully_man = None
self.schema_name = None
self.controller = None
self.dao = None
# Call superclass constructor and set current action
QgsMapTool.__init__(self, self.canvas)
self.setAction(action)
# Snapper
self.snapper_manager = SnappingConfigManager(self.iface)
self.snapper = QgsMapCanvasSnapper(self.canvas)
# Change map tool cursor
self.cursor = QCursor()
self.cursor.setShape(Qt.CrossCursor)
# Get default cursor
self.std_cursor = self.parent().cursor()
# Set default vertex marker
color = QColor(255, 100, 255)
self.vertex_marker = QgsVertexMarker(self.canvas)
self.vertex_marker.setIconType(QgsVertexMarker.ICON_CIRCLE)
self.vertex_marker.setColor(color)
self.vertex_marker.setIconSize(15)
self.vertex_marker.setPenWidth(3)
# Set default rubber band
color_selection = QColor(254, 178, 76, 63)
self.rubber_band = QgsRubberBand(self.canvas, QGis.Polygon)
self.rubber_band.setColor(color)
self.rubber_band.setFillColor(color_selection)
self.rubber_band.setWidth(1)
self.reset()
self.force_active_layer = True
# Set default encoding
reload(sys)
sys.setdefaultencoding('utf-8') #@UndefinedVariable
def get_cursor_multiple_selection(self):
""" Set cursor for multiple selection """
path_folder = os.path.join(os.path.dirname(__file__), os.pardir)
path_cursor = os.path.join(path_folder, 'icons', '201.png')
if os.path.exists(path_cursor):
cursor = QCursor(QPixmap(path_cursor))
else:
cursor = QCursor(Qt.ArrowCursor)
return cursor
def set_layers(self, layer_arc_man, layer_connec_man, layer_node_man, layer_gully_man=None):
""" Sets layers involved in Map Tools functions
Sets Snapper Manager """
self.layer_arc_man = layer_arc_man
self.layer_connec_man = layer_connec_man
self.layer_node_man = layer_node_man
self.layer_gully_man = layer_gully_man
self.snapper_manager.set_layers(layer_arc_man, layer_connec_man, layer_node_man, layer_gully_man)
def set_controller(self, controller):
self.controller = controller
self.schema_name = controller.schema_name
self.plugin_dir = self.controller.plugin_dir
self.snapper_manager.controller = controller
def deactivate(self):
# Uncheck button
self.action().setChecked(False)
# Restore previous snapping
self.snapper_manager.recover_snapping_options()
# Recover cursor
self.canvas.setCursor(self.std_cursor)
# Remove highlight
self.vertex_marker.hide()
def set_icon(self, widget, icon):
""" Set @icon to selected @widget """
# Get icons folder
icons_folder = os.path.join(self.plugin_dir, 'icons')
icon_path = os.path.join(icons_folder, str(icon) + ".png")
if os.path.exists(icon_path):
widget.setIcon(QIcon(icon_path))
else:
self.controller.log_info("File not found", parameter=icon_path)
def set_action_pan(self):
""" Set action 'Pan' """
try:
self.iface.actionPan().trigger()
except Exception:
pass
def reset(self):
# Graphic elements
self.rubber_band.reset(QGis.Polygon)
# Selection
self.snapped_feat = None
def cancel_map_tool(self):
""" Executed if user press right button or escape key """
# Reset rubber band
self.reset()
# Deactivate map tool
self.deactivate()
self.set_action_pan()
def remove_markers(self):
""" Remove previous markers """
vertex_items = [i for i in self.canvas.scene().items() if issubclass(type(i), QgsVertexMarker)]
for ver in vertex_items:
if ver in self.canvas.scene().items():
self.canvas.scene().removeItem(ver)
def refresh_map_canvas(self):
""" Refresh all layers present in map canvas """
self.canvas.refreshAllLayers()
for layer_refresh in self.canvas.layers():
layer_refresh.triggerRepaint()
def open_dialog(self, dlg=None, dlg_name=None, maximize_button=True, stay_on_top=True):
""" Open dialog """
if dlg is None or type(dlg) is bool:
dlg = self.dlg
# Manage i18n of the dialog
if dlg_name:
self.controller.manage_translation(dlg_name, dlg)
# Manage stay on top and maximize button
if maximize_button and stay_on_top:
dlg.setWindowFlags(Qt.WindowMinimizeButtonHint | Qt.WindowMaximizeButtonHint | Qt.WindowStaysOnTopHint)
elif not maximize_button and stay_on_top:
dlg.setWindowFlags(Qt.WindowMinimizeButtonHint | Qt.WindowStaysOnTopHint)
elif maximize_button and not stay_on_top:
dlg.setWindowFlags(Qt.WindowMaximizeButtonHint)
# Open dialog
dlg.open()
def close_dialog(self, dlg=None, set_action_pan=True):
""" Close dialog """
if dlg is None or type(dlg) is bool:
dlg = self.dlg
try:
self.save_settings(dlg)
dlg.close()
if set_action_pan:
map_tool = self.canvas.mapTool()
# If selected map tool is from the plugin, set 'Pan' as current one
if map_tool.toolName() == '':
self.set_action_pan()
except AttributeError:
pass
def load_settings(self, dialog=None):
""" Load QGIS settings related with dialog position and size """
if dialog is None:
dialog = self.dlg
try:
x = self.controller.plugin_settings_value(dialog.objectName() + "_x")
y = self.controller.plugin_settings_value(dialog.objectName() + "_y")
width = self.controller.plugin_settings_value(dialog.objectName() + "_width", dialog.property('width'))
height = self.controller.plugin_settings_value(dialog.objectName() + "_height", dialog.property('height'))
if int(x) < 0 or int(y) < 0:
dialog.resize(int(width), int(height))
else:
screens = ctypes.windll.user32
screen_x = screens.GetSystemMetrics(78)
screen_y = screens.GetSystemMetrics(79)
if int(x) > screen_x:
x = int(screen_x) - int(width)
if int(y) > screen_y:
y = int(screen_y)
dialog.setGeometry(int(x), int(y), int(width), int(height))
except:
pass
def save_settings(self, dialog=None):
""" Save QGIS settings related with dialog position and size """
if dialog is None:
dialog = self.dlg
try:
self.controller.plugin_settings_set_value(dialog.objectName() + "_width", dialog.property('width'))
self.controller.plugin_settings_set_value(dialog.objectName() + "_height", dialog.property('height'))
self.controller.plugin_settings_set_value(dialog.objectName() + "_x", dialog.pos().x())
self.controller.plugin_settings_set_value(dialog.objectName() + "_y", dialog.pos().y())
except:
pass
def check_expression(self, expr_filter, log_info=False):
""" Check if expression filter @expr is valid """
if log_info:
self.controller.log_info(expr_filter)
expr = QgsExpression(expr_filter)
if expr.hasParserError():
message = "Expression Error"
self.controller.log_warning(message, parameter=expr_filter)
return (False, expr)
return (True, expr)
def canvasMoveEvent(self, event):
# Make sure active layer is always 'v_edit_node'
cur_layer = self.iface.activeLayer()
if cur_layer != self.layer_node and self.force_active_layer:
self.iface.setActiveLayer(self.layer_node)
# Hide highlight
self.vertex_marker.hide()
try:
# Get current mouse coordinates
x = event.pos().x()
y = event.pos().y()
event_point = QPoint(x, y)
except(TypeError, KeyError):
self.iface.actionPan().trigger()
return
# Snapping
(retval, result) = self.snapper.snapToCurrentLayer(event_point, 2) # @UnusedVariable
# That's the snapped features
if result:
# Get the point and add marker on it
point = QgsPoint(result[0].snappedVertex)
self.vertex_marker.setCenter(point)
self.vertex_marker.show()
class AddPipeTool(QgsMapTool):
def __init__(self, data_dock, params):
QgsMapTool.__init__(self, data_dock.iface.mapCanvas())
self.iface = data_dock.iface
""":type : QgisInterface"""
self.data_dock = data_dock
""":type : DataDock"""
self.params = params
self.mouse_pt = None
self.mouse_clicked = False
self.first_click = False
self.rubber_band = QgsRubberBand(self.canvas(), False)
self.rubber_band.setColor(QColor(255, 128, 128))
self.rubber_band.setWidth(1)
self.rubber_band.setBrushStyle(Qt.Dense4Pattern)
self.rubber_band.reset()
self.snapper = None
self.snapped_feat_id = None
self.snapped_vertex = None
self.snapped_vertex_nr = None
self.vertex_marker = QgsVertexMarker(self.canvas())
self.elev = None
self.diameter_dialog = None
def canvasPressEvent(self, event):
if event.button() == Qt.RightButton:
self.mouse_clicked = False
if event.button() == Qt.LeftButton:
self.mouse_clicked = True
def canvasMoveEvent(self, event):
self.mouse_pt = self.toMapCoordinates(event.pos())
last_ix = self.rubber_band.numberOfVertices()
self.rubber_band.movePoint(last_ix - 1,
(self.snapped_vertex if self.snapped_vertex
is not None else self.mouse_pt))
elev = raster_utils.read_layer_val_from_coord(self.params.dem_rlay,
self.mouse_pt, 1)
self.elev = elev
if elev is not None:
self.data_dock.lbl_elev_val.setText("{0:.2f}".format(self.elev))
else:
self.data_dock.lbl_elev_val.setText('-')
# Mouse not clicked: snapping to closest vertex
match = self.snapper.snapToMap(self.mouse_pt)
if match.isValid():
# Pipe starts from an existing vertex
self.snapped_feat_id = match.featureId()
self.snapped_vertex = match.point()
self.snapped_vertex_nr = match.vertexIndex()
self.vertex_marker.setCenter(self.snapped_vertex)
self.vertex_marker.setColor(QColor(255, 0, 0))
self.vertex_marker.setIconSize(10)
self.vertex_marker.setIconType(QgsVertexMarker.ICON_CIRCLE)
self.vertex_marker.setPenWidth(3)
self.vertex_marker.show()
#
else:
# It's a new, isolated pipe
self.snapped_vertex = None
self.snapped_feat_id = None
self.vertex_marker.hide()
def canvasReleaseEvent(self, event):
# if not self.mouse_clicked:
# return
if event.button() == Qt.LeftButton:
# Update rubber bands
self.rubber_band.addPoint(
(self.snapped_vertex
if self.snapped_vertex is not None else self.mouse_pt), True)
if self.first_click:
self.rubber_band.addPoint(
(self.snapped_vertex if self.snapped_vertex is not None
else self.mouse_pt), True)
self.first_click = not self.first_click
elif event.button() == Qt.RightButton:
# try:
pipe_band_geom = self.rubber_band.asGeometry()
# No rubber band geometry and feature snapped: pop the context menu
if pipe_band_geom is None and self.snapped_feat_id is not None:
menu = QMenu()
section_action = menu.addAction('Section...') # TODO: softcode
diameter_action = menu.addAction(
'Change diameter...') # TODO: softcode
action = menu.exec_(self.iface.mapCanvas().mapToGlobal(
QPoint(event.pos().x(),
event.pos().y())))
pipe_ft = vector_utils.get_feats_by_id(self.params.pipes_vlay,
self.snapped_feat_id)[0]
if action == section_action:
if self.params.dem_rlay is None:
self.iface.messageBar().pushMessage(
Parameters.plug_in_name,
'No DEM selected. Cannot edit section.',
QgsMessageBar.WARNING, 5) # TODO: softcode
else:
# Check whether the pipe is all inside the DEM
pipe_pts = pipe_ft.geometry().asPolyline()
for pt in pipe_pts:
if not self.params.dem_rlay.extent().contains(pt):
self.iface.messageBar().pushMessage(
Parameters.plug_in_name,
'Some pipe vertices fall outside of the DEM. Cannot edit section.',
QgsMessageBar.WARNING, 5) # TODO: softcode
return
# Check whether the start/end nodes have an elevation value
(start_node_ft,
end_node_ft) = NetworkUtils.find_start_end_nodes(
self.params, pipe_ft.geometry())
start_node_elev = start_node_ft.attribute(
Junction.field_name_elev)
end_node_elev = end_node_ft.attribute(
Junction.field_name_elev)
if start_node_elev == NULL or end_node_elev == NULL:
self.iface.messageBar().pushMessage(
Parameters.plug_in_name,
'Missing elevation value in start or end node attributes. Cannot edit section.',
QgsMessageBar.WARNING, 5) # TODO: softcode
return
pipe_dialog = PipeSectionDialog(
self.iface.mainWindow(), self.iface, self.params,
pipe_ft)
pipe_dialog.exec_()
elif action == diameter_action:
old_diam = pipe_ft.attribute(Pipe.field_name_diameter)
self.diameter_dialog = DiameterDialog(
self.iface.mainWindow(), self.params, old_diam)
self.diameter_dialog.exec_() # Exec creates modal dialog
new_diameter = self.diameter_dialog.get_diameter()
if new_diameter is None:
return
# Update pipe diameter
vector_utils.update_attribute(self.params.pipes_vlay,
pipe_ft,
Pipe.field_name_diameter,
new_diameter)
# Check if a valve is present
adj_valves = NetworkUtils.find_links_adjacent_to_link(
self.params, self.params.pipes_vlay, pipe_ft, True,
True, False)
if adj_valves['valves']:
self.iface.messageBar().pushMessage(
Parameters.plug_in_name,
'Valves detected on the pipe: need to update their diameters too.',
QgsMessageBar.WARNING, 5) # TODO: softcode
return
# There's a rubber band: create new pipe
if pipe_band_geom is not None:
# Finalize line
rubberband_pts = pipe_band_geom.asPolyline()[:-1]
rubberband_pts = self.remove_duplicated_point(rubberband_pts)
if len(rubberband_pts) < 2:
return
# Check whether the pipe points are located on existing nodes
junct_nrs = [0]
for p in range(1, len(rubberband_pts) - 1):
overlapping_nodes = NetworkUtils.find_overlapping_nodes(
self.params, rubberband_pts[p])
if overlapping_nodes['junctions'] or overlapping_nodes[
'reservoirs'] or overlapping_nodes['tanks']:
junct_nrs.append(p)
junct_nrs.append(len(rubberband_pts) - 1)
new_pipes_nr = len(junct_nrs) - 1
new_pipes_fts = []
new_pipes_eids = []
for np in range(new_pipes_nr):
pipe_eid = NetworkUtils.find_next_id(
self.params.pipes_vlay, Pipe.prefix) # TODO: softcode
demand = float(self.data_dock.txt_pipe_demand.text())
diameter = float(self.data_dock.txt_pipe_diameter.text())
loss = float(self.data_dock.txt_pipe_loss.text())
roughness = float(
self.data_dock.lbl_pipe_roughness_val_val.text())
status = self.data_dock.cbo_pipe_status.currentText()
material = self.data_dock.cbo_pipe_roughness.currentText()
pipe_desc = self.data_dock.txt_pipe_desc.text()
pipe_tag = self.data_dock.cbo_pipe_tag.currentText()
pipe_ft = LinkHandler.create_new_pipe(
self.params, pipe_eid, diameter, loss, roughness,
status, material,
rubberband_pts[junct_nrs[np]:junct_nrs[np + 1] + 1],
True, pipe_desc, pipe_tag)
self.rubber_band.reset()
new_pipes_fts.append(pipe_ft)
new_pipes_eids.append(pipe_eid)
emitter_coeff_s = self.data_dock.txt_junction_emit_coeff.text()
if emitter_coeff_s is None or emitter_coeff_s == '':
emitter_coeff = float(0)
else:
emitter_coeff = float(
self.data_dock.txt_junction_emit_coeff.text())
# Description
junction_desc = self.data_dock.txt_junction_desc.text()
# Tag
junction_tag = self.data_dock.cbo_junction_tag.currentText()
# Create start and end node, if they don't exist
(start_junction,
end_junction) = NetworkUtils.find_start_end_nodes(
self.params, new_pipes_fts[0].geometry())
new_start_junction = None
if not start_junction:
new_start_junction = rubberband_pts[0]
junction_eid = NetworkUtils.find_next_id(
self.params.junctions_vlay, Junction.prefix)
elev = raster_utils.read_layer_val_from_coord(
self.params.dem_rlay, new_start_junction, 1)
if elev is None:
elev = 0
# If elev is none, and the DEM is selected, it's better to inform the user
if self.params.dem_rlay is not None:
self.iface.messageBar().pushMessage(
Parameters.plug_in_name,
'Elevation value not available: element elevation set to 0.',
QgsMessageBar.WARNING, 5) # TODO: softcode
deltaz = float(self.data_dock.txt_junction_deltaz.text())
j_demand = float(self.data_dock.txt_junction_demand.text())
pattern = self.data_dock.cbo_junction_pattern.itemData(
self.data_dock.cbo_junction_pattern.currentIndex())
if pattern is not None:
pattern_id = pattern.id
else:
pattern_id = None
NodeHandler.create_new_junction(
self.params, new_start_junction, junction_eid, elev,
j_demand, deltaz, pattern_id, emitter_coeff,
junction_desc, junction_tag)
(start_junction,
end_junction) = NetworkUtils.find_start_end_nodes(
self.params,
new_pipes_fts[len(new_pipes_fts) - 1].geometry())
new_end_junction = None
if not end_junction:
new_end_junction = rubberband_pts[len(rubberband_pts) - 1]
junction_eid = NetworkUtils.find_next_id(
self.params.junctions_vlay, Junction.prefix)
elev = raster_utils.read_layer_val_from_coord(
self.params.dem_rlay, new_end_junction, 1)
if elev is None:
elev = 0
# If elev is none, and the DEM is selected, it's better to inform the user
if self.params.dem_rlay is not None:
self.iface.messageBar().pushMessage(
Parameters.plug_in_name,
'Elevation value not available: element elevation set to 0.',
QgsMessageBar.WARNING, 5) # TODO: softcode
deltaz = float(self.data_dock.txt_junction_deltaz.text())
pattern = self.data_dock.cbo_junction_pattern.itemData(
self.data_dock.cbo_junction_pattern.currentIndex())
if pattern is not None:
pattern_id = pattern.id
else:
pattern_id = None
NodeHandler.create_new_junction(
self.params, new_end_junction, junction_eid, elev,
demand, deltaz, pattern_id, emitter_coeff,
junction_desc, junction_tag)
# If end or start node intersects a pipe, split it
if new_start_junction:
for pipe_ft in self.params.pipes_vlay.getFeatures():
if pipe_ft.attribute(Pipe.field_name_eid) != new_pipes_eids[0] and\
pipe_ft.geometry().distance(QgsGeometry.fromPoint(new_start_junction)) < self.params.tolerance:
LinkHandler.split_pipe(self.params, pipe_ft,
new_start_junction)
if new_end_junction:
for pipe_ft in self.params.pipes_vlay.getFeatures():
if pipe_ft.attribute(Pipe.field_name_eid) != new_pipes_eids[-1] and\
pipe_ft.geometry().distance(QgsGeometry.fromPoint(new_end_junction)) < self.params.tolerance:
LinkHandler.split_pipe(self.params, pipe_ft,
new_end_junction)
# except Exception as e:
# self.rubber_band.reset()
# self.iface.messageBar().pushWarning('Cannot add new pipe to ' + self.params.pipes_vlay.name() + ' layer', repr(e))
# traceback.print_exc(file=sys.stdout)
def keyReleaseEvent(self, event):
if event.key() == Qt.Key_Escape:
self.rubber_band.reset()
def activate(self):
self.update_snapper()
# Editing
if not self.params.junctions_vlay.isEditable():
self.params.junctions_vlay.startEditing()
if not self.params.pipes_vlay.isEditable():
self.params.pipes_vlay.startEditing()
def deactivate(self):
QgsProject.instance().setSnapSettingsForLayer(
self.params.junctions_vlay.id(), True, QgsSnapper.SnapToVertex,
QgsTolerance.MapUnits, 0, True)
QgsProject.instance().setSnapSettingsForLayer(
self.params.reservoirs_vlay.id(), True, QgsSnapper.SnapToVertex,
QgsTolerance.MapUnits, 0, True)
QgsProject.instance().setSnapSettingsForLayer(
self.params.tanks_vlay.id(), True, QgsSnapper.SnapToVertex,
QgsTolerance.MapUnits, 0, True)
QgsProject.instance().setSnapSettingsForLayer(
self.params.pipes_vlay.id(), True, QgsSnapper.SnapToSegment,
QgsTolerance.MapUnits, 0, True)
# self.rubber_band.reset()
self.data_dock.btn_add_pipe.setChecked(False)
self.canvas().scene().removeItem(self.vertex_marker)
def isZoomTool(self):
return False
def isTransient(self):
return False
def isEditTool(self):
return True
def reset_marker(self):
self.outlet_marker.hide()
self.canvas().scene().removeItem(self.outlet_marker)
def remove_duplicated_point(self, pts):
# This is needed because the rubber band sometimes returns duplicated points
purged_pts = [pts[0]]
for p in enumerate(range(len(pts) - 1), 1):
if pts[p[0]] == pts[p[0] - 1]:
continue
else:
purged_pts.append(pts[p[0]])
return purged_pts
def update_snapper(self):
layers = {
self.params.junctions_vlay: QgsPointLocator.Vertex,
self.params.reservoirs_vlay: QgsPointLocator.Vertex,
self.params.tanks_vlay: QgsPointLocator.Vertex,
self.params.pipes_vlay: QgsPointLocator.All
}
self.snapper = NetworkUtils.set_up_snapper(layers,
self.iface.mapCanvas(),
self.params.snap_tolerance)
# Needed by Observable
def update(self, observable):
self.update_snapper()
class CopyLatLonTool(QgsMapToolEmitPoint):
'''Class to interact with the map canvas to capture the coordinate
when the mouse button is pressed and to display the coordinate in
in the status bar.'''
captureStopped = pyqtSignal()
def __init__(self, settings, iface):
QgsMapToolEmitPoint.__init__(self, iface.mapCanvas())
self.iface = iface
self.canvas = iface.mapCanvas()
self.settings = settings
self.marker = None
self.vertex = None
def activate(self):
'''When activated set the cursor to a crosshair.'''
self.canvas.setCursor(Qt.CrossCursor)
self.snapcolor = QgsSettings().value("/qgis/digitizing/snap_color",
QColor(Qt.magenta))
def deactivate(self):
self.removeMarker()
self.removeVertexMarker()
self.captureStopped.emit()
def formatCoord(self, pt, delimiter):
'''Format the coordinate string according to the settings from
the settings dialog.'''
if self.settings.captureProjIsWgs84(): # ProjectionTypeWgs84
# Make sure the coordinate is transformed to EPSG:4326
canvasCRS = self.canvas.mapSettings().destinationCrs()
if canvasCRS == epsg4326:
pt4326 = pt
else:
transform = QgsCoordinateTransform(canvasCRS, epsg4326,
QgsProject.instance())
pt4326 = transform.transform(pt.x(), pt.y())
lat = pt4326.y()
lon = pt4326.x()
if self.settings.wgs84NumberFormat == self.settings.Wgs84TypeDMS: # DMS
msg = formatDmsString(lat, lon, 0, self.settings.dmsPrecision,
self.settings.coordOrder, delimiter,
settings.captureAddDmsSpace,
settings.capturePadZeroes)
elif self.settings.wgs84NumberFormat == self.settings.Wgs84TypeDDMMSS: # DDMMSS
msg = formatDmsString(lat, lon, 1, self.settings.dmsPrecision,
self.settings.coordOrder, delimiter,
settings.capturePadZeroes)
elif self.settings.wgs84NumberFormat == self.settings.Wgs84TypeDMM: # DM.MM
msg = formatDmsString(lat, lon, 2,
settings.captureDmmPrecision,
self.settings.coordOrder, delimiter,
settings.captureAddDmsSpace,
settings.capturePadZeroes)
elif self.settings.wgs84NumberFormat == self.settings.Wgs84TypeWKT: # WKT
msg = 'POINT({:.{prec}f} {:.{prec}f})'.format(
pt4326.x(), pt4326.y(), prec=self.settings.decimalDigits)
elif self.settings.wgs84NumberFormat == self.settings.Wgs84TypeGeoJSON: # GeoJSON
msg = '{{"type": "Point","coordinates": [{:.{prec}f},{:.{prec}f}]}}'.format(
pt4326.x(), pt4326.y(), prec=self.settings.decimalDigits)
else: # decimal degrees
if self.settings.coordOrder == self.settings.OrderYX:
msg = '{:.{prec}f}{}{:.{prec}f}'.format(
pt4326.y(),
delimiter,
pt4326.x(),
prec=self.settings.decimalDigits)
else:
msg = '{:.{prec}f}{}{:.{prec}f}'.format(
pt4326.x(),
delimiter,
pt4326.y(),
prec=self.settings.decimalDigits)
elif self.settings.captureProjIsProjectCRS():
# Projection in the project CRS
if self.settings.otherNumberFormat == 0: # Numerical
if self.settings.coordOrder == self.settings.OrderYX:
msg = '{:.{prec}f}{}{:.{prec}f}'.format(
pt.y(),
delimiter,
pt.x(),
prec=self.settings.decimalDigits)
else:
msg = '{:.{prec}f}{}{:.{prec}f}'.format(
pt.x(),
delimiter,
pt.y(),
prec=self.settings.decimalDigits)
else:
msg = 'POINT({:.{prec}f} {:.{prec}f})'.format(
pt.x(), pt.y(), prec=self.settings.decimalDigits)
elif self.settings.captureProjIsCustomCRS():
# Projection is a custom CRS
canvasCRS = self.canvas.mapSettings().destinationCrs()
customCRS = self.settings.captureCustomCRS()
transform = QgsCoordinateTransform(canvasCRS, customCRS,
QgsProject.instance())
pt = transform.transform(pt.x(), pt.y())
if self.settings.otherNumberFormat == 0: # Numerical
if self.settings.coordOrder == self.settings.OrderYX:
msg = '{:.{prec}f}{}{:.{prec}f}'.format(
pt.y(),
delimiter,
pt.x(),
prec=self.settings.decimalDigits)
else:
msg = '{:.{prec}f}{}{:.{prec}f}'.format(
pt.x(),
delimiter,
pt.y(),
prec=self.settings.decimalDigits)
else:
msg = 'POINT({:.{prec}f} {:.{prec}f})'.format(
pt.x(), pt.y(), prec=self.settings.decimalDigits)
elif self.settings.captureProjIsMGRS():
# Make sure the coordinate is transformed to EPSG:4326
canvasCRS = self.canvas.mapSettings().destinationCrs()
if canvasCRS == epsg4326:
pt4326 = pt
else:
transform = QgsCoordinateTransform(canvasCRS, epsg4326,
QgsProject.instance())
pt4326 = transform.transform(pt.x(), pt.y())
try:
msg = mgrs.toMgrs(pt4326.y(), pt4326.x())
except Exception:
# traceback.print_exc()
msg = None
elif self.settings.captureProjIsPlusCodes():
# Make sure the coordinate is transformed to EPSG:4326
canvasCRS = self.canvas.mapSettings().destinationCrs()
if canvasCRS == epsg4326:
pt4326 = pt
else:
transform = QgsCoordinateTransform(canvasCRS, epsg4326,
QgsProject.instance())
pt4326 = transform.transform(pt.x(), pt.y())
try:
msg = olc.encode(pt4326.y(), pt4326.x(),
self.settings.plusCodesLength)
except Exception:
msg = None
elif self.settings.captureProjIsUTM():
# Make sure the coordinate is transformed to EPSG:4326
canvasCRS = self.canvas.mapSettings().destinationCrs()
if canvasCRS == epsg4326:
pt4326 = pt
else:
transform = QgsCoordinateTransform(canvasCRS, epsg4326,
QgsProject.instance())
pt4326 = transform.transform(pt.x(), pt.y())
msg = latLon2UtmString(pt4326.y(), pt4326.x(),
settings.captureUtmPrecision)
if msg == '':
msg = None
elif self.settings.captureProjIsGeohash():
# Make sure the coordinate is transformed to EPSG:4326
canvasCRS = self.canvas.mapSettings().destinationCrs()
if canvasCRS == epsg4326:
pt4326 = pt
else:
transform = QgsCoordinateTransform(canvasCRS, epsg4326,
QgsProject.instance())
pt4326 = transform.transform(pt.x(), pt.y())
msg = geohash.encode(pt4326.y(), pt4326.x(),
settings.captureGeohashPrecision)
if msg == '':
msg = None
elif self.settings.captureProjIsMaidenhead():
# Make sure the coordinate is transformed to EPSG:4326
canvasCRS = self.canvas.mapSettings().destinationCrs()
if canvasCRS == epsg4326:
pt4326 = pt
else:
transform = QgsCoordinateTransform(canvasCRS, epsg4326,
QgsProject.instance())
pt4326 = transform.transform(pt.x(), pt.y())
try:
msg = maidenhead.toMaiden(
pt4326.y(),
pt4326.x(),
precision=settings.captureMaidenheadPrecision)
except Exception:
msg = None
msg = '{}{}{}'.format(self.settings.capturePrefix, msg,
self.settings.captureSuffix)
return msg
def canvasMoveEvent(self, event):
'''Capture the coordinate as the user moves the mouse over
the canvas. Show it in the status bar.'''
pt = self.snappoint(event.originalPixelPoint()) # input is QPoint
try:
msg = self.formatCoord(pt, ', ')
formatString = self.coordFormatString()
if msg is None:
self.iface.statusBarIface().showMessage("")
else:
self.iface.statusBarIface().showMessage(
"{} - {}".format(msg, formatString), 4000)
except Exception:
self.iface.statusBarIface().showMessage("")
def snappoint(self, qpoint):
match = self.canvas.snappingUtils().snapToMap(qpoint)
if match.isValid():
if self.vertex is None:
self.vertex = QgsVertexMarker(self.canvas)
self.vertex.setIconSize(12)
self.vertex.setPenWidth(2)
self.vertex.setColor(self.snapcolor)
self.vertex.setIconType(QgsVertexMarker.ICON_BOX)
self.vertex.setCenter(match.point())
return (match.point()) # Returns QgsPointXY
else:
self.removeVertexMarker()
return self.toMapCoordinates(
qpoint) # QPoint input, returns QgsPointXY
def coordFormatString(self):
if self.settings.captureProjIsWgs84():
if self.settings.wgs84NumberFormat == self.settings.Wgs84TypeDecimal:
if self.settings.coordOrder == self.settings.OrderYX:
s = 'Lat Lon'
else:
s = 'Lon Lat'
elif self.settings.wgs84NumberFormat == self.settings.Wgs84TypeWKT:
s = 'WKT'
elif self.settings.wgs84NumberFormat == self.settings.Wgs84TypeGeoJSON:
s = 'GeoJSON'
elif self.settings.wgs84NumberFormat == self.settings.Wgs84TypeDMM:
s = 'DM.MM'
else:
s = 'DMS'
elif self.settings.captureProjIsProjectCRS():
crsID = self.canvas.mapSettings().destinationCrs().authid()
if self.settings.otherNumberFormat == 0: # Numerical
if self.settings.coordOrder == self.settings.OrderYX:
s = '{} - Y,X'.format(crsID)
else:
s = '{} - X,Y'.format(crsID)
else: # WKT
s = 'WKT'
elif self.settings.captureProjIsMGRS():
s = 'MGRS'
elif self.settings.captureProjIsUTM():
s = 'Standard UTM'
elif self.settings.captureProjIsPlusCodes():
s = 'Plus Codes'
elif self.settings.captureProjIsGeohash():
s = 'Geohash'
elif self.settings.captureProjIsMaidenhead():
s = 'Maidenhead Grid Locator'
elif self.settings.captureProjIsCustomCRS():
if self.settings.otherNumberFormat == 0: # Numerical
if self.settings.coordOrder == self.settings.OrderYX:
s = '{} - Y,X'.format(self.settings.captureCustomCRSID())
else:
s = '{} - X,Y'.format(self.settings.captureCustomCRSID())
else: # WKT
s = 'WKT'
else: # Should never happen
s = ''
return s
def canvasReleaseEvent(self, event):
'''Capture the coordinate when the mouse button has been released,
format it, and copy it to the clipboard. pt is QgsPointXY'''
pt = self.snappoint(event.originalPixelPoint())
self.removeVertexMarker()
if settings.captureShowLocation:
if self.marker is None:
self.marker = QgsVertexMarker(self.canvas)
self.marker.setIconSize(18)
self.marker.setPenWidth(2)
self.marker.setIconType(QgsVertexMarker.ICON_CROSS)
self.marker.setCenter(pt)
else:
self.removeMarker()
try:
msg = self.formatCoord(pt, self.settings.delimiter)
formatString = self.coordFormatString()
if msg is not None:
clipboard = QApplication.clipboard()
clipboard.setText(msg)
self.iface.messageBar().pushMessage(
"",
"{} coordinate {} copied to the clipboard".format(
formatString, msg),
level=Qgis.Info,
duration=4)
except Exception as e:
self.iface.messageBar().pushMessage(
"",
"Invalid coordinate: {}".format(e),
level=Qgis.Warning,
duration=4)
def removeMarker(self):
if self.marker is not None:
self.canvas.scene().removeItem(self.marker)
self.marker = None
def removeVertexMarker(self):
if self.vertex is not None:
self.canvas.scene().removeItem(self.vertex)
self.vertex = None
class FeatureDragger(FeaturePicker):
'''
tool for moving features on the map canvas with drag & drop,
does not change the geometry of the dragged feature but draws a marker
at the new position and emits the geometry
Attributes
----------
feature_dragged : pyqtSignal
emitted when a feature is dragged or clicked on the map canvas,
(feature id, release position)
drag_cursor : QCursor
the appearance of the cursor while dragging a feature
'''
feature_dragged = pyqtSignal(int, QgsPointXY)
drag_cursor = QCursor(Qt.DragMoveCursor)
def __init__(self,
ui_element: QWidget,
layers: List[QgsVectorLayer] = [],
canvas: QgsMapCanvas = None,
target_epsg: int = 25832):
'''
Parameters
----------
ui_element : QWidget
clickable UI element, clicking on it will adctivate/deactivate this
tool
layers : list, optional
the layers containing the features that can be picked,
defaults to not setting any layers
canvas : QgsMapCanvas, optional
the map canvas the tool will work on, defaults to the map canvas of
the QGIS UI
target_epsg : int, optional
projection of emitted geometry after drawing as epsg code,
defaults to 25832
'''
super().__init__(ui_element, layers=layers, canvas=canvas)
self._marker = None
self._picked_feature = None
self._dragging = False
self.target_crs = QgsCoordinateReferenceSystem(target_epsg)
def reset(self):
'''
reset the feature picker to it's initial state
'''
self.remove_marker()
self._picked_feature = None
def remove_marker(self):
'''
remove the marker from the map
'''
if not self._marker:
return
self.canvas.scene().removeItem(self._marker)
self._marker = None
def canvasPressEvent(self, e):
'''
override, remember feature on click and move marker (create one if not
drawn yet)
'''
if self._picked_feature is None:
features = QgsMapToolIdentify(self.canvas).identify(
e.pos().x(),
e.pos().y(), self._layers,
QgsMapToolIdentify.TopDownStopAtFirst)
if len(features) == 0:
return
feature = features[0].mFeature
self._picked_feature = feature.id()
# there is a feature -> drag it
self._dragging = True
self.canvas.setCursor(self.drag_cursor)
# not marked yet -> mark position
if not self._marker:
color = QColor(0, 0, 255)
color.setAlpha(100)
self._marker = QgsVertexMarker(self.canvas)
self._marker.setColor(color)
self._marker.setIconSize(10)
self._marker.setIconType(QgsVertexMarker.ICON_CIRCLE)
self._marker.setPenWidth(10)
point = self.toMapCoordinates(e.pos())
self._marker.setCenter(point)
def canvasMoveEvent(self, e):
'''
override, move marker if mouse dragging is active and mouse is moved
'''
if not self._marker or not self._dragging:
return
# update position of marker while dragging
point = self.toMapCoordinates(e.pos())
self._marker.setCenter(point)
def canvasReleaseEvent(self, mouseEvent):
'''
override, emit geometry of position of marker on mouse release
'''
self._dragging = False
if self._picked_feature is None:
return
self.canvas.setCursor(self.cursor)
point = self.toMapCoordinates(self._marker.pos().toPoint())
self.feature_dragged.emit(self._picked_feature,
self.transform_from_map(point))
class MincutMapTool(ParentMapTool):
''' Button 26. User select one node or arc.
Execute SQL function: 'gw_fct_mincut'
This function fills 3 temporary tables with id's: node_id, arc_id and valve_id
Returns and integer: error code
Get these id's and select them in its corresponding layers '''
def __init__(self, iface, settings, action, index_action):
''' Class constructor '''
# Call ParentMapTool constructor
super(MincutMapTool, self).__init__(iface, settings, action, index_action)
# Vertex marker
self.vertexMarker = QgsVertexMarker(self.canvas)
self.vertexMarker.setColor(QColor(255, 25, 25))
self.vertexMarker.setIconSize(11)
self.vertexMarker.setIconType(QgsVertexMarker.ICON_BOX) # or ICON_CROSS, ICON_X
self.vertexMarker.setPenWidth(5)
''' QgsMapTools inherited event functions '''
def canvasMoveEvent(self, event):
# Hide highlight
self.vertexMarker.hide()
# Get the click
x = event.pos().x()
y = event.pos().y()
eventPoint = QPoint(x,y)
# Snapping
(retval,result) = self.snapper.snapToBackgroundLayers(eventPoint) #@UnusedVariable
self.current_layer = None
# That's the snapped point
if result <> []:
# Check Arc or Node
for snapPoint in result:
if snapPoint.layer.name() == self.layer_node.name() or snapPoint.layer.name() == self.layer_arc.name():
# Get the point
point = QgsPoint(result[0].snappedVertex)
# Add marker
self.vertexMarker.setCenter(point)
self.vertexMarker.show()
# Data for function
self.current_layer = result[0].layer
self.snappFeat = next(result[0].layer.getFeatures(QgsFeatureRequest().setFilterFid(result[0].snappedAtGeometry)))
# Change symbol
if snapPoint.layer.name() == self.layer_node.name():
self.vertexMarker.setIconType(QgsVertexMarker.ICON_CIRCLE)
else:
self.vertexMarker.setIconType(QgsVertexMarker.ICON_BOX)
break
def canvasReleaseEvent(self, event):
''' With left click the digitizing is finished '''
if event.button() == Qt.LeftButton and self.current_layer is not None:
# Get selected layer type: 'arc' or 'node'
if self.current_layer.name() == self.layer_arc.name():
elem_type = 'arc'
elif self.current_layer.name() == self.layer_node.name():
elem_type = 'node'
else:
message = "Current layer not valid"
self.controller.show_warning(message, context_name='ui_message')
return
feature = self.snappFeat
elem_id = feature.attribute(elem_type+'_id')
# Execute SQL function
function_name = "gw_fct_mincut"
sql = "SELECT "+self.schema_name+"."+function_name+"('"+str(elem_id)+"', '"+elem_type+"');"
result = self.controller.execute_sql(sql)
print sql
if result:
# Get 'arc' and 'node' list and select them
self.mg_flow_trace_select_features(self.layer_arc, 'arc')
self.mg_flow_trace_select_features(self.layer_node, 'node')
# Refresh map canvas
self.iface.mapCanvas().refresh()
def mg_flow_trace_select_features(self, layer, elem_type):
sql = "SELECT * FROM "+self.schema_name+".anl_mincut_"+elem_type+" ORDER BY "+elem_type+"_id"
rows = self.controller.get_rows(sql)
if rows:
# Build an expression to select them
aux = "\""+elem_type+"_id\" IN ("
for elem in rows:
aux += elem[0] + ", "
aux = aux[:-2] + ")"
# Get a featureIterator from this expression:
expr = QgsExpression(aux)
if expr.hasParserError():
message = "Expression Error: " + str(expr.parserErrorString())
self.controller.show_warning(message, context_name='ui_message')
return
it = layer.getFeatures(QgsFeatureRequest(expr))
# Build a list of feature id's from the previous result
id_list = [i.id() for i in it]
# Select features with these id's
layer.setSelectedFeatures(id_list)
def activate(self):
# Check button
self.action().setChecked(True)
# Store user snapping configuration
self.snapperManager.storeSnappingOptions()
# Clear snapping
self.snapperManager.clearSnapping()
# Set snapping to arc and node
self.snapperManager.snapToArc()
self.snapperManager.snapToNode()
# Change cursor
self.canvas.setCursor(self.cursor)
# Show help message when action is activated
if self.show_help:
message = "Select a node or pipe and click on it, the valves minimum cut polygon is computed"
self.controller.show_info(message, context_name='ui_message' )
# Control current layer (due to QGIS bug in snapping system)
try:
if self.canvas.currentLayer().type() == QgsMapLayer.VectorLayer:
self.canvas.setCurrentLayer(self.layer_arc)
except:
self.canvas.setCurrentLayer(self.layer_arc)
def deactivate(self):
# Check button
self.action().setChecked(False)
# Restore previous snapping
self.snapperManager.recoverSnappingOptions()
# Recover cursor
self.canvas.setCursor(self.stdCursor)
# Remove highlight
self.h = None
class AddValveTool(QgsMapTool):
def __init__(self, data_dock, params):
QgsMapTool.__init__(self, data_dock.iface.mapCanvas())
self.iface = data_dock.iface
""":type : QgisInterface"""
self.data_dock = data_dock
""":type : DataDock"""
self.params = params
self.mouse_pt = None
self.mouse_clicked = False
self.snapper = None
self.snapped_pipe_id = None
self.snapped_vertex = None
self.snapped_vertex_nr = None
self.vertex_marker = QgsVertexMarker(self.canvas())
self.elev = -1
self.diameter_dialog = None
def canvasPressEvent(self, event):
if event.button() == Qt.RightButton:
self.mouse_clicked = True
if event.button() == Qt.LeftButton:
self.mouse_clicked = True
def canvasMoveEvent(self, event):
self.mouse_pt = self.toMapCoordinates(event.pos())
elev = raster_utils.read_layer_val_from_coord(self.params.dem_rlay,
self.mouse_pt, 1)
self.elev = elev
if elev is not None:
self.data_dock.lbl_elev_val.setText("{0:.2f}".format(self.elev))
else:
self.data_dock.lbl_elev_val.setText('-')
if not self.mouse_clicked:
# Mouse not clicked: snapping to closest vertex
# (retval, result) = self.snapper.snapMapPoint(self.toMapCoordinates(event.pos()))
# if len(result) > 0:
match = self.snapper.snapToMap(self.mouse_pt)
if match.isValid():
# It's a vertex on an existing pipe
# self.snapped_pipe_id = result[0].snappedAtGeometry
# snapped_vertex = result[0].snappedVertex
# self.snapped_vertex_nr = result[0].snappedVertexNr
# self.snapped_vertex = QgsPoint(snapped_vertex.x(), snapped_vertex.y())
self.snapped_pipe_id = match.featureId()
self.snapped_vertex = match.point()
self.snapped_vertex_nr = match.vertexIndex()
self.vertex_marker.setCenter(self.snapped_vertex)
self.vertex_marker.setColor(QColor(255, 0, 0))
self.vertex_marker.setIconSize(10)
self.vertex_marker.setIconType(QgsVertexMarker.ICON_CIRCLE)
self.vertex_marker.setPenWidth(3)
self.vertex_marker.show()
else:
# It's a new, isolated vertex
self.snapped_pipe_id = None
self.vertex_marker.hide()
def canvasReleaseEvent(self, event):
if not self.mouse_clicked:
return
if event.button() == Qt.LeftButton:
self.mouse_clicked = False
# No pipe snapped: notify user
if self.snapped_pipe_id is None:
self.iface.messageBar().pushMessage(
Parameters.plug_in_name,
'You need to snap the cursor to a pipe to add a valve.',
QgsMessageBar.INFO, 5)
# A pipe has been snapped
else:
request = QgsFeatureRequest().setFilterFid(
self.snapped_pipe_id)
feats = self.params.pipes_vlay.getFeatures(request)
features = [feat for feat in feats]
if len(features) == 1:
# Check whether the pipe has a start and an end node
(start_node, end_node) = NetworkUtils.find_start_end_nodes(
self.params, features[0].geometry())
if not start_node or not end_node:
self.iface.messageBar().pushMessage(
Parameters.plug_in_name,
'The pipe is missing the start or end nodes.',
QgsMessageBar.WARNING, 5) # TODO: softcode
return
# Find endnode closest to valve position
dist_1 = start_node.geometry().distance(
QgsGeometry.fromPoint(self.snapped_vertex))
dist_2 = end_node.geometry().distance(
QgsGeometry.fromPoint(self.snapped_vertex))
# Get the attributes of the closest junction
(start_node, end_node) = NetworkUtils.find_start_end_nodes(
self.params, features[0].geometry(), False, True, True)
if dist_1 < dist_2:
closest_junction_ft = start_node
else:
closest_junction_ft = end_node
# Create the valve
diameter = features[0].attribute(Pipe.field_name_diameter)
# diameter = self.data_dock.txt_valve_diameter.text()
minor_loss = self.data_dock.txt_valve_minor_loss.text()
selected_type = self.data_dock.cbo_valve_type.itemData(
self.data_dock.cbo_valve_type.currentIndex())
if selected_type != Valve.type_gpv:
setting = self.data_dock.txt_valve_setting.text()
else:
valve_curve = self.data_dock.cbo_valve_curve.itemData(
self.data_dock.cbo_valve_curve.currentIndex())
if valve_curve is not None:
setting = valve_curve.id
else:
setting = None
# Pump status
valve_status = self.data_dock.cbo_valve_status.itemData(
self.data_dock.cbo_valve_status.currentIndex())
# Valve description
valve_desc = self.data_dock.txt_valve_desc.text()
# Valve tag
valve_tag = self.data_dock.cbo_valve_tag.currentText()
try:
LinkHandler.create_new_pumpvalve(
self.params, self.data_dock, features[0],
closest_junction_ft, self.snapped_vertex,
self.params.valves_vlay, {
Valve.field_name_diameter: diameter,
Valve.field_name_minor_loss: minor_loss,
Valve.field_name_setting: setting,
Valve.field_name_type: selected_type,
Valve.field_name_status: valve_status,
Valve.field_name_description: valve_desc,
Valve.field_name_tag: valve_tag
})
except PumpValveCreationException as ex:
self.iface.messageBar().pushMessage(
Parameters.plug_in_name, ex.message,
QgsMessageBar.INFO, 5)
elif event.button() == Qt.RightButton:
self.mouse_clicked = False
# Check whether it clicked on a valve vertex
if len(
NetworkUtils.find_adjacent_links(
self.params, self.snapped_vertex)['valves']) == 0:
return
menu = QMenu()
diameter_action = menu.addAction(
'Change diameter...') # TODO: softcode
invert_action = menu.addAction(
'Flip orientation') # TODO: softcode
action = menu.exec_(self.iface.mapCanvas().mapToGlobal(
QPoint(event.pos().x(),
event.pos().y())))
request = QgsFeatureRequest().setFilterFid(self.snapped_pipe_id)
feats = self.params.pipes_vlay.getFeatures(request)
features = [feat for feat in feats]
if len(features) == 1:
adj_links = NetworkUtils.find_links_adjacent_to_link(
self.params, self.params.pipes_vlay, features[0], True,
True, False)
for valve_ft in adj_links['valves']:
if action == diameter_action:
old_diam = valve_ft.attribute(
Valve.field_name_diameter)
self.diameter_dialog = DiameterDialog(
self.iface.mainWindow(), self.params, old_diam)
self.diameter_dialog.exec_(
) # Exec creates modal dialog
new_diameter = self.diameter_dialog.get_diameter()
if new_diameter is None:
return
# Update valve diameter
vector_utils.update_attribute(
self.params.valves_vlay, valve_ft,
Valve.field_name_diameter, new_diameter)
# Modify pipes diameters
adj_pipes_fts = NetworkUtils.find_links_adjacent_to_link(
self.params, self.params.valves_vlay, valve_ft,
False, True, True)
if adj_pipes_fts:
for adj_pipe_ft in adj_pipes_fts['pipes']:
vector_utils.update_attribute(
self.params.pipes_vlay, adj_pipe_ft,
Pipe.field_name_diameter, new_diameter)
self.iface.messageBar().pushMessage(
Parameters.plug_in_name,
'Diameters of pipes adjacent to valve updated.',
QgsMessageBar.INFO, 5) # TODO: softcode
elif action == invert_action:
request = QgsFeatureRequest().setFilterFid(
self.snapped_pipe_id)
feats = self.params.pipes_vlay.getFeatures(request)
features = [feat for feat in feats]
if len(features) == 1:
adj_links = NetworkUtils.find_links_adjacent_to_link(
self.params, self.params.pipes_vlay,
features[0], True, True, False)
for adj_link in adj_links['valves']:
adj_link_pts = adj_link.geometry().asPolyline()
for adj_link_pt in adj_link_pts:
if NetworkUtils.points_overlap(
adj_link_pt, self.snapped_vertex,
self.params.tolerance):
geom = adj_link.geometry()
if geom.wkbType(
) == QGis.WKBMultiLineString:
nodes = geom.asMultiPolyline()
for line in nodes:
line.reverse()
newgeom = QgsGeometry.fromMultiPolyline(
nodes)
self.params.valves_vlay.changeGeometry(
adj_link.id(), newgeom)
if geom.wkbType(
) == QGis.WKBLineString:
nodes = geom.asPolyline()
nodes.reverse()
newgeom = QgsGeometry.fromPolyline(
nodes)
self.params.valves_vlay.changeGeometry(
adj_link.id(), newgeom)
self.iface.mapCanvas().refresh()
break
def activate(self):
snap_layer_pipes = NetworkUtils.set_up_snap_layer(
self.params.pipes_vlay, None, QgsSnapper.SnapToVertexAndSegment)
self.update_snapper()
# Editing
if not self.params.junctions_vlay.isEditable():
self.params.junctions_vlay.startEditing()
if not self.params.pipes_vlay.isEditable():
self.params.pipes_vlay.startEditing()
if not self.params.valves_vlay.isEditable():
self.params.valves_vlay.startEditing()
def deactivate(self):
QgsProject.instance().setSnapSettingsForLayer(
self.params.pipes_vlay.id(), True, QgsSnapper.SnapToSegment,
QgsTolerance.MapUnits, 0, True)
self.data_dock.btn_add_valve.setChecked(False)
self.canvas().scene().removeItem(self.vertex_marker)
def isZoomTool(self):
return False
def isTransient(self):
return False
def isEditTool(self):
return True
def reset_marker(self):
self.outlet_marker.hide()
self.canvas().scene().removeItem(self.outlet_marker)
def update_snapper(self):
layers = {self.params.pipes_vlay: QgsPointLocator.All}
self.snapper = NetworkUtils.set_up_snapper(layers,
self.iface.mapCanvas(),
self.params.snap_tolerance)
# Needed by Observable
def update(self, observable):
self.update_snapper()
class Interface(QtWidgets.QDockWidget, GUI):
def __init__(self, canvas):
super(Interface, self).__init__()
self.setupUi(self)
self.canvas = canvas
self.initVariables()
self.initSignals()
self.dateTimeEdit.setDateTime(QDateTime.currentDateTime())
self.layerCombo.setFilters(QgsMapLayerProxyModel.RasterLayer)
self.outputFile.setFilter(".tif")
def initVariables(self):
self.myTool = QgsMapToolEmitPoint(self.canvas)
self.currentTool = self.canvas.mapTool()
self.clickedPoint = ''
def createVertexMarker(self):
self.clickedPoint = QgsVertexMarker(self.canvas)
self.clickedPoint.setIconSize(15)
self.clickedPoint.setPenWidth(3)
def initSignals(self):
self.ativarButton.toggled.connect(self.getPoint)
self.myTool.canvasClicked.connect(self.doWork)
self.canvas.mapToolSet.connect(self.verifyTool)
def verifyTool(self, tool):
if tool != self.myTool:
self.ativarButton.setChecked(False)
def getPoint(self, state):
if state:
self.canvas.setMapTool(self.myTool)
self.createVertexMarker()
else:
self.canvas.unsetMapTool(self.myTool)
self.canvas.scene().removeItem(self.clickedPoint)
def doWork(self, point, button):
if button == QtCore.Qt.LeftButton:
wgsPoint = self.getWGSPoint(point)
now = self.dateTimeEdit.dateTime().toPyDateTime()
az,zen = sunpos(now, wgsPoint.y(), wgsPoint.x(), 0)[:2]
if not self.layerCombo.currentLayer():
QMessageBox.critical(self, u"Erro", u"Nenhuma camada raster selecionada. Selecione uma camada.")
return
workingLayerFile = self.layerCombo.currentLayer().dataProvider().dataSourceUri()
outputpath = self.outputFile.filePath()
if not outputpath:
QMessageBox.critical(self, u"Erro", u"Nenhum arquivo de saída definido. Escolha um arquivo de saída.")
return
if not outputpath.endswith(".tif"):
outputpath = outputpath + '.tif'
processing.run("gdal:hillshade", {'INPUT': workingLayerFile,
'BAND': 1,
'AZIMUTH': float(az),
'ALTITUDE': 90 - float(zen),
'OUTPUT': outputpath})
shadedlayer = QgsRasterLayer(outputpath, "Raster sombreado")
QgsProject.instance().addMapLayer(shadedlayer)
self.clickedPoint.setCenter(point)
def getWGSPoint(self, pt):
crsSrc = self.canvas.mapSettings().destinationCrs()
crsDest = QgsCoordinateReferenceSystem(4326, QgsCoordinateReferenceSystem.EpsgCrsId)
coordinateTransformer = QgsCoordinateTransform(crsSrc, crsDest, QgsProject.instance())
wgsPt = coordinateTransformer.transform(pt)
return wgsPt
class MoveTool(QgsMapTool):
def __init__(self, data_dock, params):
QgsMapTool.__init__(self, data_dock.iface.mapCanvas())
self.iface = data_dock.iface
""":type : QgisInterface"""
self.dock_widget = data_dock
""":type : DataDock"""
self.params = params
self.elev = None
self.vertex_marker = QgsVertexMarker(self.canvas())
self.mouse_clicked = False
self.snapper = None
self.clicked_pt = None
self.snap_results = None
self.selected_node_ft = None
self.selected_node_ft_lay = None
self.mouse_pt = None
self.pump_valve_selected = False
self.pump_or_valve = None
self.pump_valve_ft = None
self.adj_links_fts = None
self.adj_junctions = None
self.delta_vec = QgsVector(0, 0)
self.adj_links_fts_d = {}
# self.rubber_bands_d = {}
# self.rubber_bands_geoms_d = {}
self.rubber_band = None
self.logger = logging.getLogger('Logger1')
def canvasPressEvent(self, event):
if self.snap_results is None:
self.clicked_pt = None
return
if event.button() == Qt.RightButton:
self.mouse_clicked = False
self.clicked_pt = None
if event.button() == Qt.LeftButton:
self.mouse_clicked = True
self.clicked_pt = self.snap_results.point()
# Check if a node was snapped: it can be just one
self.selected_node_ft = None
self.adj_links_fts = None
# Check if I snapped on a node
snapped_layer_name = self.snap_results.layer().name()
self.selected_node_ft = None
pt_locator_ju = self.snapper.locatorForLayer(self.params.junctions_vlay)
pt_locator_re = self.snapper.locatorForLayer(self.params.reservoirs_vlay)
pt_locator_ta = self.snapper.locatorForLayer(self.params.tanks_vlay)
match_ju = pt_locator_ju.nearestVertex(self.snap_results.point(), 1)
match_re = pt_locator_re.nearestVertex(self.snap_results.point(), 1)
match_ta = pt_locator_ta.nearestVertex(self.snap_results.point(), 1)
if match_ju.isValid() or match_re.isValid() or match_ta.isValid():
if match_ju.isValid():
node_feat_id = match_ju.featureId()
request = QgsFeatureRequest().setFilterFid(node_feat_id)
node = list(self.params.junctions_vlay.getFeatures(request))
self.selected_node_ft_lay = self.params.junctions_vlay
if match_re.isValid():
node_feat_id = match_re.featureId()
request = QgsFeatureRequest().setFilterFid(node_feat_id)
node = list(self.params.reservoirs_vlay.getFeatures(request))
self.selected_node_ft_lay = self.params.reservoirs_vlay
if match_ta.isValid():
node_feat_id = match_ta.featureId()
request = QgsFeatureRequest().setFilterFid(node_feat_id)
node = list(self.params.tanks_vlay.getFeatures(request))
self.selected_node_ft_lay = self.params.tanks_vlay
self.selected_node_ft = QgsFeature(node[0])
# self.selected_node_ft_lay = self.snap_results.layer()
self.adj_links_fts = NetworkUtils.find_adjacent_links(self.params, self.selected_node_ft.geometry())
# No selected nodes: it's just a vertex
if self.selected_node_ft is None:
snapped_ft = vector_utils.get_feats_by_id(self.snap_results.layer(), self.snap_results.featureId())[0]
snapped_ft_geom = snapped_ft.geometry()
points = []
if self.snap_results.vertexIndex() - 1 >= 0 and self.snap_results.vertexIndex() - 1 < len(snapped_ft_geom.asPolyline()):
vertex_index = 1
vertex_before = snapped_ft_geom.vertexAt(self.snap_results.vertexIndex() - 1)
points.append(vertex_before)
vertex_at = snapped_ft_geom.vertexAt(self.snap_results.vertexIndex())
points.append(vertex_at)
if self.snap_results.vertexIndex() + 1 >= 0 and self.snap_results.vertexIndex() + 1 < len(snapped_ft_geom.asPolyline()):
vertex_index = 0
vertex_after = snapped_ft_geom.vertexAt(self.snap_results.vertexIndex() + 1)
points.append(vertex_after)
if self.snap_results.vertexIndex() > 0 and self.snap_results.vertexIndex() < len(snapped_ft_geom.asPolyline()) - 1:
vertex_index = 1
# self.rubber_bands_d[0] = (self.build_rubber_band(points), [vertex_index], [vertex_at])
self.rubber_band = self.build_rubber_band([self.snap_results.point(), self.snap_results.point()])
# It's a node
else:
# It's an isolated node: no rubber band!
if self.adj_links_fts is None or (not self.adj_links_fts['pipes'] and not self.adj_links_fts['pumps'] and not self.adj_links_fts['valves']):
# self.rubber_bands_d.clear()
self.rubber_band = self.build_rubber_band([self.snap_results.point(), self.snap_results.point()])
return
# Adjacent links are neither pumps nor valves: find the two pipes adjacent to the node
# OR node adjacent to pump or valve and NOT using block logic
if (not self.adj_links_fts['pumps'] and not self.adj_links_fts['valves']) or not self.params.block_logic:
self.pump_valve_selected = False
rb_points = []
for adjacent_pipes_ft in self.adj_links_fts['pipes']:
closest = adjacent_pipes_ft.geometry().closestVertex(self.selected_node_ft.geometry().asPoint())
self.adj_links_fts_d[adjacent_pipes_ft] = (closest[1], self.params.pipes_vlay)
if closest[1] == 0:
next_vertext_id = closest[1] + 1
else:
next_vertext_id = closest[1] - 1
rb_points.append(adjacent_pipes_ft.geometry().vertexAt(next_vertext_id))
for adj_pumps_ft in self.adj_links_fts['pumps']:
closest = adj_pumps_ft.geometry().closestVertex(self.selected_node_ft.geometry().asPoint())
self.adj_links_fts_d[adj_pumps_ft] = (closest[1], self.params.pumps_vlay)
if closest[1] == 0:
next_vertext_id = closest[1] + 1
else:
next_vertext_id = closest[1] - 1
rb_points.append(adj_pumps_ft.geometry().vertexAt(next_vertext_id))
for adj_valves_ft in self.adj_links_fts['valves']:
closest = adj_valves_ft.geometry().closestVertex(self.selected_node_ft.geometry().asPoint())
self.adj_links_fts_d[adj_valves_ft] = (closest[1], self.params.valves_vlay)
if closest[1] == 0:
next_vertext_id = closest[1] + 1
else:
next_vertext_id = closest[1] - 1
rb_points.append(adj_valves_ft.geometry().vertexAt(next_vertext_id))
rb_points.insert(1, self.selected_node_ft.geometry().asPoint())
# self.rubber_bands_d[0] = (self.build_rubber_band(rb_points), [1], [self.selected_node_ft.geometry().asPoint()])
self.rubber_band = self.build_rubber_band([self.snap_results.point(), self.snap_results.point()])
# Node adjacent to pump or valve and using block logic
else:
self.pump_valve_selected = True
# Find the pipes adjacent to the pump/valve
if self.adj_links_fts['pumps']:
self.pump_valve_ft = self.adj_links_fts['pumps'][0]
self.pump_or_valve = 'pump'
adj_links = NetworkUtils.find_links_adjacent_to_link(self.params, self.params.pumps_vlay, self.pump_valve_ft, False, True, True)
elif self.adj_links_fts['valves']:
self.pump_valve_ft = self.adj_links_fts['valves'][0]
self.pump_or_valve = 'valve'
adj_links = NetworkUtils.find_links_adjacent_to_link(self.params, self.params.valves_vlay, self.pump_valve_ft, False, True, True)
else:
return
pump_valve_pts = self.pump_valve_ft.geometry().asPolyline()
# self.rubber_bands_d[0] = (self.build_rubber_band(pump_valve_pts), range(len(pump_valve_pts)), pump_valve_pts)
self.rubber_band = self.build_rubber_band([self.snap_results.point(), self.snap_results.point()])
rb_index = 1
if 'pipes' in adj_links:
for adj_link_ft in adj_links['pipes']:
self.process_adj(adj_link_ft, self.params.pipes_vlay, rb_index)
rb_index += 1
if 'pumps' in adj_links:
for adj_link_ft in adj_links['pumps']:
self.process_adj(adj_link_ft, self.params.pumps_vlay, rb_index)
rb_index += 1
if 'valves' in adj_links:
for adj_link_ft in adj_links['valves']:
self.process_adj(adj_link_ft, self.params.valves_vlay, rb_index)
rb_index += 1
# Find the nodes adjacent to the pump/valve
self.adj_junctions = NetworkUtils.find_start_end_nodes_w_layer(self.params, self.pump_valve_ft.geometry())
def process_adj(self, adj_link_ft, layer, rb_index):
adj_link_pts = adj_link_ft.geometry().asPolyline()
pump_valve_pts = self.pump_valve_ft.geometry().asPolyline()
if NetworkUtils.points_overlap(QgsGeometry.fromPoint(pump_valve_pts[0]), adj_link_pts[0], self.params.tolerance):
self.adj_links_fts_d[adj_link_ft] = (0, layer)
# rb_pts = [pump_valve_pts[0], adj_link_pts[1]]
# self.rubber_bands_d[rb_index] = (self.build_rubber_band(rb_pts), [0], [pump_valve_pts[0]])
if NetworkUtils.points_overlap(QgsGeometry.fromPoint(pump_valve_pts[-1]), adj_link_pts[0], self.params.tolerance):
self.adj_links_fts_d[adj_link_ft] = (0, layer)
# rb_pts = [pump_valve_pts[-1], adj_link_pts[1]]
# self.rubber_bands_d[rb_index] = (self.build_rubber_band(rb_pts), [0], [pump_valve_pts[-1]])
if NetworkUtils.points_overlap(QgsGeometry.fromPoint(pump_valve_pts[0]), adj_link_pts[-1], self.params.tolerance):
self.adj_links_fts_d[adj_link_ft] = (len(adj_link_pts)-1, layer)
# rb_pts = [pump_valve_pts[0], adj_link_pts[-2]]
# self.rubber_bands_d[rb_index] = (self.build_rubber_band(rb_pts), [0], [pump_valve_pts[0]])
if NetworkUtils.points_overlap(QgsGeometry.fromPoint(pump_valve_pts[-1]), adj_link_pts[-1], self.params.tolerance):
self.adj_links_fts_d[adj_link_ft] = (len(adj_link_pts)-1, layer)
# rb_pts = [pump_valve_pts[-1], adj_link_pts[-2]]
# self.rubber_bands_d[rb_index] = (self.build_rubber_band(rb_pts), [0], [pump_valve_pts[-1]])
def canvasMoveEvent(self, event):
self.mouse_pt = self.toMapCoordinates(event.pos())
elev = raster_utils.read_layer_val_from_coord(self.params.dem_rlay, self.mouse_pt, 1)
if elev is not None:
self.elev = elev
self.dock_widget.lbl_elev_val.setText("{0:.2f}".format(self.elev))
else:
self.elev = None
self.dock_widget.lbl_elev_val.setText('-')
# Mouse not clicked
if not self.mouse_clicked:
match = self.snapper.snapToMap(self.mouse_pt)
if match.isValid():
self.snap_results = match
# snapped_pt = self.snap_results[0].snappedVertex
snapped_vertex = match.point()
self.vertex_marker.setCenter(QgsPoint(snapped_vertex.x(), snapped_vertex.y()))
self.vertex_marker.setColor(QColor(255, 0, 0))
self.vertex_marker.setIconSize(10)
self.vertex_marker.setIconType(QgsVertexMarker.ICON_CIRCLE) # or ICON_CROSS, ICON_X
self.vertex_marker.setPenWidth(3)
self.vertex_marker.show()
else:
self.snap_results = None
self.selected_node_ft = None
self.vertex_marker.hide()
# Mouse clicked
else:
# Update rubber band
if self.snap_results is not None and self.rubber_band:
snapped_pt = self.snap_results.point()
# In 2.16+: self.delta_vec = QgsVector(self.mouse_pt - snapped_pt)
self.delta_vec = QgsVector(self.mouse_pt.x() - snapped_pt.x(),
self.mouse_pt.y() - snapped_pt.y())
self.move_rubber_band_pt(self.rubber_band)
# if self.adj_links_fts is None or (not self.adj_links_fts['pipes'] and not self.adj_links_fts['pumps'] and not self.adj_links_fts['valves']):
# # There are no adjacent links
# self.move_rubber_band_pt(self.rubber_bands_d[0])
# else:
#
# # It's just a junction
# if not self.pump_valve_selected:
# for key, value in self.rubber_bands_d.iteritems():
# self.move_rubber_band_pt(self.rubber_bands_d[key])
#
# # It's a pump/valve
# else:
#
# # Adjacent links are neither pumps nor valves: find the two pipes adjacent to the node
# # Or node adjacent to pump or valve and NOT using block logic
# if (not self.adj_links_fts['pumps'] and not self.adj_links_fts['valves']) or not self.params.block_logic:
#
# for key, value in self.rubber_bands_d.iteritems():
# self.move_rubber_band_pt(self.rubber_bands_d[key])
# # in 2.16: self.rubber_bands_d[key].movePoint(1, snapped_pt + self.delta_vec)
# # self.rubber_bands_d[key].movePoint(2, QgsPoint(snapped_pt.x() + self.delta_vec.x(), snapped_pt.y() + self.delta_vec.y()))
#
# # Node adjacent to pump or valve and using block logic
# else:
# for key, value in self.rubber_bands_d.iteritems():
# self.move_rubber_band_pt(self.rubber_bands_d[key])
def move_rubber_band_pt(self, rubber_band_v):
# rubber_band = rubber_band_v[0]
# pt_indices = rubber_band_v[1]
# start_pts = rubber_band_v[2]
# for i in range(len(pt_indices)):
# rubber_band.movePoint(pt_indices[i], QgsPoint(start_pts[i].x() + self.delta_vec.x(), start_pts[i].y() + self.delta_vec.y()))
rubber_band_v.movePoint(1, QgsPoint(self.clicked_pt.x() + self.delta_vec.x(), self.clicked_pt.y() + self.delta_vec.y()))
def canvasReleaseEvent(self, event):
mouse_pt = self.toMapCoordinates(event.pos())
if not self.mouse_clicked:
return
if event.button() == 1:
self.mouse_clicked = False
if self.snap_results is not None:
snap_results = self.snap_results
selected_node_ft = self.selected_node_ft
selected_node_ft_lay = self.selected_node_ft_lay
# Check elev
if self.elev is None and self.params.dem_rlay is not None:
self.iface.messageBar().pushMessage(
Parameters.plug_in_name,
'Elevation value not available: element elevation set to 0.',
QgsMessageBar.WARNING,
5) # TODO: softcode
# It's just a pipe vertex
if selected_node_ft is None:
feat = vector_utils.get_feats_by_id(snap_results.layer(), snap_results.featureId())
vertex_id = QgsVertexId(0, 0, snap_results.vertexIndex(), QgsVertexId.SegmentVertex)
vertex_v2 = feat[0].geometry().geometry().vertexAt(vertex_id)
new_pos_pt_v2 = QgsPointV2(mouse_pt.x(), mouse_pt.y())
new_pos_pt_v2.addZValue(vertex_v2.z())
LinkHandler.move_link_vertex(self.params, self.params.pipes_vlay, feat[0], new_pos_pt_v2,
snap_results.vertexIndex())
# There are adjacent links: it's a node
else:
# Not pump or valve: plain junction
if not self.pump_valve_selected:
# Update junction geometry
NodeHandler.move_element(
selected_node_ft_lay,
self.params.dem_rlay,
selected_node_ft,
mouse_pt)
# Update pipes
for feat, (vertex_index, layer) in self.adj_links_fts_d.iteritems():
vertex_id = QgsVertexId(0, 0, vertex_index, QgsVertexId.SegmentVertex)
vertex_v2 = feat.geometry().geometry().vertexAt(vertex_id)
new_pos_pt_v2 = QgsPointV2(mouse_pt.x(), mouse_pt.y())
new_pos_pt_v2.addZValue(vertex_v2.z())
LinkHandler.move_link_vertex(self.params, layer, feat, new_pos_pt_v2, vertex_index)
# Pump or valve
else:
# Update junctions geometry
NodeHandler.move_element(self.adj_junctions[0][1],
self.params.dem_rlay,
self.adj_junctions[0][0],
QgsPoint(
self.adj_junctions[0][0].geometry().asPoint().x() + self.delta_vec.x(),
self.adj_junctions[0][0].geometry().asPoint().y() + self.delta_vec.y()))
NodeHandler.move_element(self.adj_junctions[1][1],
self.params.dem_rlay,
self.adj_junctions[1][0],
QgsPoint(
self.adj_junctions[1][0].geometry().asPoint().x() + self.delta_vec.x(),
self.adj_junctions[1][0].geometry().asPoint().y() + self.delta_vec.y()))
# in 2.16: NodeHandler.move_element(Parameters.junctions_vlay, self.adj_links_fts[0], self.adj_links_fts[0].geometry().asPoint() + self.delta_vec)
if self.pump_or_valve == 'pump':
lay = self.params.pumps_vlay
elif self.pump_or_valve == 'valve':
lay = self.params.valves_vlay
# Move the pump/valve
LinkHandler.move_pump_valve(lay, self.pump_valve_ft, self.delta_vec)
# Move the adjacent pipes' vertices
for feat, (vertex_index, layer) in self.adj_links_fts_d.iteritems():
vertex_id = QgsVertexId(0, 0, vertex_index, QgsVertexId.SegmentVertex)
vertex_v2 = feat.geometry().geometry().vertexAt(vertex_id)
new_pos_pt_v2 = QgsPointV2(
feat.geometry().vertexAt(vertex_index).x() + self.delta_vec.x(),
feat.geometry().vertexAt(vertex_index).y() + self.delta_vec.y())
new_pos_pt_v2.addZValue(vertex_v2.z())
LinkHandler.move_link_vertex(self.params, layer, feat, new_pos_pt_v2, vertex_index)
# In 2.16: LinkHandler.move_pipe_vertex(feat, feat.geometry().vertexAt(vertex_index) + self.delta_vec, vertex_index)
self.adj_links_fts_d.clear()
symbology.refresh_layer(self.iface.mapCanvas(), self.params.junctions_vlay)
symbology.refresh_layer(self.iface.mapCanvas(), self.params.reservoirs_vlay)
symbology.refresh_layer(self.iface.mapCanvas(), self.params.tanks_vlay)
symbology.refresh_layer(self.iface.mapCanvas(), self.params.pipes_vlay)
symbology.refresh_layer(self.iface.mapCanvas(), self.params.pumps_vlay)
symbology.refresh_layer(self.iface.mapCanvas(), self.params.valves_vlay)
# Remove vertex marker and rubber band
self.vertex_marker.hide()
self.iface.mapCanvas().scene().removeItem(self.rubber_band)
def activate(self):
cursor = QCursor()
cursor.setShape(Qt.ArrowCursor)
self.iface.mapCanvas().setCursor(cursor)
# Snapping
layers = {
self.params.junctions_vlay: QgsPointLocator.Vertex,
self.params.reservoirs_vlay: QgsPointLocator.Vertex,
self.params.tanks_vlay: QgsPointLocator.Vertex,
self.params.pipes_vlay: QgsPointLocator.Vertex}
self.snapper = NetworkUtils.set_up_snapper(layers, self.iface.mapCanvas(), self.params.snap_tolerance)
# Editing
if not self.params.junctions_vlay.isEditable():
self.params.junctions_vlay.startEditing()
if not self.params.reservoirs_vlay.isEditable():
self.params.reservoirs_vlay.startEditing()
if not self.params.tanks_vlay.isEditable():
self.params.tanks_vlay.startEditing()
if not self.params.pipes_vlay.isEditable():
self.params.pipes_vlay.startEditing()
if not self.params.pumps_vlay.isEditable():
self.params.pumps_vlay.startEditing()
if not self.params.valves_vlay.isEditable():
self.params.valves_vlay.startEditing()
def deactivate(self):
# self.rubber_bands.clear()
self.canvas().scene().removeItem(self.vertex_marker)
self.dock_widget.btn_move_element.setChecked(False)
def isZoomTool(self):
return False
def isTransient(self):
return False
def isEditTool(self):
return True
def build_rubber_band(self, points):
rubber_band = QgsRubberBand(self.canvas(), False) # False = not a polygon
rubber_band.setToGeometry(QgsGeometry.fromPolyline(points), None)
# for point in points:
# rubber_band.addPoint(point)
rubber_band.setColor(QColor(255, 128, 128))
rubber_band.setWidth(1)
rubber_band.setBrushStyle(Qt.Dense4Pattern)
return rubber_band
class MoveNodeMapTool(ParentMapTool):
''' Button 16. Move node
Execute SQL function: 'gw_fct_node2arc' '''
def __init__(self, iface, settings, action, index_action, controller, srid):
''' Class constructor '''
# Call ParentMapTool constructor
super(MoveNodeMapTool, self).__init__(iface, settings, action, index_action)
self.srid = srid
# Vertex marker
self.vertexMarker = QgsVertexMarker(self.canvas)
self.vertexMarker.setColor(QColor(0, 255, 0))
self.vertexMarker.setIconSize(9)
self.vertexMarker.setIconType(QgsVertexMarker.ICON_BOX) # or ICON_CROSS, ICON_X
self.vertexMarker.setPenWidth(5)
# Rubber band
self.rubberBand = QgsRubberBand(self.canvas, QGis.Line)
mFillColor = QColor(255, 0, 0);
self.rubberBand.setColor(mFillColor)
self.rubberBand.setWidth(3)
self.reset()
def reset(self):
# Clear selected features
layer = self.canvas.currentLayer()
if layer is not None:
layer.removeSelection()
# Graphic elements
self.rubberBand.reset()
def move_node(self, node_id, point):
''' Move selected node to the current point '''
if self.srid is None:
self.srid = self.settings.value('db/srid')
if self.schema_name is None:
self.schema_name = self.settings.value('db/schema_name')
# Update node geometry
the_geom = "ST_GeomFromText('POINT("+str(point.x())+" "+str(point.y())+")', "+str(self.srid)+")";
sql = "UPDATE "+self.schema_name+".node SET the_geom = "+the_geom
sql+= " WHERE node_id = '"+node_id+"'"
status = self.controller.execute_sql(sql)
if status:
# Execute SQL function and show result to the user
function_name = "gw_fct_node2arc"
sql = "SELECT "+self.schema_name+"."+function_name+"('"+str(node_id)+"');"
self.controller.execute_sql(sql)
else:
message = "Move node: Error updating geometry"
self.controller.show_warning(message, context_name='ui_message')
# Refresh map canvas
self.canvas.currentLayer().triggerRepaint()
''' QgsMapTool inherited event functions '''
def activate(self):
''' Called when set as currently active map tool '''
# Check button
self.action().setChecked(True)
# Store user snapping configuration
self.snapperManager.storeSnappingOptions()
# Clear snapping
self.snapperManager.clearSnapping()
# Set snapping to node
self.snapperManager.snapToNode()
self.snapperManager.snapToArc()
# Change pointer
cursor = QCursor()
cursor.setShape(Qt.CrossCursor)
# Get default cursor
self.stdCursor = self.parent().cursor()
# And finally we set the mapTool's parent cursor
self.parent().setCursor(cursor)
# Reset
self.reset()
# Show help message when action is activated
if self.show_help:
message = "Select the disconnected node by clicking on it, move the pointer to desired location inside a pipe and click again"
self.controller.show_info(message, context_name='ui_message' )
# Control current layer (due to QGIS bug in snapping system)
try:
if self.canvas.currentLayer().type() == QgsMapLayer.VectorLayer:
self.canvas.setCurrentLayer(self.layer_node)
except:
self.canvas.setCurrentLayer(self.layer_node)
def deactivate(self):
''' Called when map tool is being deactivated '''
# Check button
self.action().setChecked(False)
# Restore previous snapping
self.snapperManager.recoverSnappingOptions()
# Recover cursor
self.canvas.setCursor(self.stdCursor)
try:
self.rubberBand.reset(QGis.Line)
except AttributeError:
pass
def canvasMoveEvent(self, event):
''' Mouse movement event '''
# Hide highlight
self.vertexMarker.hide()
# Get the click
x = event.pos().x()
y = event.pos().y()
eventPoint = QPoint(x,y)
# Node layer
layer = self.canvas.currentLayer()
if layer is None:
return
# Select node or arc
if layer.selectedFeatureCount() == 0:
# Snap to node
(retval,result) = self.snapper.snapToBackgroundLayers(eventPoint) #@UnusedVariable
# That's the snapped point
if result <> [] and (result[0].layer.name() == self.layer_node.name()):
point = QgsPoint(result[0].snappedVertex)
# Add marker
self.vertexMarker.setColor(QColor(0, 255, 0))
self.vertexMarker.setCenter(point)
self.vertexMarker.show()
# Set a new point to go on with
#self.appendPoint(point)
self.rubberBand.movePoint(point)
else:
point = QgsMapToPixel.toMapCoordinates(self.canvas.getCoordinateTransform(), x, y)
self.rubberBand.movePoint(point)
else:
# Snap to arc
result = []
(retval,result) = self.snapper.snapToBackgroundLayers(eventPoint) #@UnusedVariable
# That's the snapped point
if (result <> []) and (result[0].layer.name() == self.layer_arc.name()) and (result[0].snappedVertexNr == -1):
point = QgsPoint(result[0].snappedVertex)
# Add marker
self.vertexMarker.setColor(QColor(255, 0, 0))
self.vertexMarker.setCenter(point)
self.vertexMarker.show()
# Select the arc
self.layer_arc.removeSelection()
self.layer_arc.select([result[0].snappedAtGeometry])
# Bring the rubberband to the cursor i.e. the clicked point
self.rubberBand.movePoint(point)
else:
# Bring the rubberband to the cursor i.e. the clicked point
point = QgsMapToPixel.toMapCoordinates(self.canvas.getCoordinateTransform(), x, y)
self.rubberBand.movePoint(point)
def canvasReleaseEvent(self, event):
''' Mouse release event '''
if event.button() == Qt.LeftButton:
# Get the click
x = event.pos().x()
y = event.pos().y()
eventPoint = QPoint(x,y)
# Node layer
layer = self.canvas.currentLayer()
# Select node or arc
if layer.selectedFeatureCount() == 0:
# Snap to node
(retval,result) = self.snapper.snapToBackgroundLayers(eventPoint) #@UnusedVariable
# That's the snapped point
if result <> [] and (result[0].layer.name() == self.layer_node.name()):
point = QgsPoint(result[0].snappedVertex)
layer.select([result[0].snappedAtGeometry])
# Hide highlight
self.vertexMarker.hide()
# Set a new point to go on with
self.rubberBand.addPoint(point)
else:
# Snap to arc
(retval,result) = self.snapper.snapToBackgroundLayers(eventPoint) #@UnusedVariable
# That's the snapped point
if (result <> []) and (result[0].layer.name() == self.layer_arc.name()):
point = QgsPoint(result[0].snappedVertex)
# Get selected feature (at this moment it will have one and only one)
feature = layer.selectedFeatures()[0]
node_id = feature.attribute('node_id')
# Move selected node to the released point
self.move_node(node_id, point)
# Rubberband reset
self.reset()
# Refresh map canvas
self.iface.mapCanvas().refresh()
elif event.button() == Qt.RightButton:
self.reset()
class QGISRedMoveVertexsTool(QgsMapTool):
ownMainLayers = ["Pipes", "Valves", "Pumps"]
def __init__(self, button, iface, projectDirectory, netwName):
QgsMapTool.__init__(self, iface.mapCanvas())
self.iface = iface
self.ProjectDirectory = projectDirectory
self.NetworkName = netwName
self.toolbarButton = button
self.snapper = None
self.vertexMarker = QgsVertexMarker(self.iface.mapCanvas())
self.vertexMarker.setColor(QColor(255, 87, 51))
self.vertexMarker.setIconSize(15)
self.vertexMarker.setIconType(QgsVertexMarker.ICON_BOX) # or ICON_CROSS, ICON_X
self.vertexMarker.setPenWidth(3)
self.vertexMarker.hide()
self.mouseClicked = False
self.clickedPoint = None
self.objectSnapped = None
self.selectedFeature = None
self.selectedLayer = None
self.newPositionVector = QgsVector(0, 0)
self.rubberBand = None
self.newVertexMarker = QgsVertexMarker(self.iface.mapCanvas())
self.newVertexMarker.setColor(QColor(55, 198, 5))
self.newVertexMarker.setIconSize(15)
self.newVertexMarker.setIconType(QgsVertexMarker.ICON_BOX) # or ICON_CROSS, ICON_X
self.newVertexMarker.setPenWidth(3)
self.newVertexMarker.hide()
def activate(self):
cursor = QCursor()
cursor.setShape(Qt.ArrowCursor)
self.iface.mapCanvas().setCursor(cursor)
myLayers = []
# Editing
layers = self.getLayers()
for layer in layers:
openedLayerPath = self.getLayerPath(layer)
for name in self.ownMainLayers:
layerPath = self.generatePath(self.ProjectDirectory, self.NetworkName + "_" + name + ".shp")
if openedLayerPath == layerPath:
myLayers.append(layer)
if not layer.isEditable():
layer.startEditing()
# Snapping
self.snapper = QgsMapCanvasSnappingUtils(self.iface.mapCanvas())
self.snapper.setMapSettings(self.iface.mapCanvas().mapSettings())
config = QgsSnappingConfig(QgsProject.instance())
config.setType(2) # Vertex
config.setMode(2) # All layers
config.setTolerance(1)
config.setUnits(2) # Pixels
config.setEnabled(True)
self.snapper.setConfig(config)
def deactivate(self):
self.toolbarButton.setChecked(False)
# End Editing
layers = self.getLayers()
for layer in layers:
openedLayerPath = self.getLayerPath(layer)
for name in self.ownMainLayers:
layerPath = self.generatePath(self.ProjectDirectory, self.NetworkName + "_" + name + ".shp")
if openedLayerPath == layerPath:
if layer.isModified():
layer.commitChanges()
else:
layer.rollBack()
def isZoomTool(self):
return False
def isTransient(self):
return False
def isEditTool(self):
return True
"""Methods"""
def getUniformedPath(self, path):
return QGISRedUtils().getUniformedPath(path)
def getLayerPath(self, layer):
return QGISRedUtils().getLayerPath(layer)
def generatePath(self, folder, fileName):
return QGISRedUtils().generatePath(folder, fileName)
def getLayers(self):
return QGISRedUtils().getLayers()
def areOverlapedPoints(self, point1, point2):
tolerance = 0.1
if point1.distance(point2) < tolerance:
return True
else:
return False
def isInPath(self, point1, point2, myPoint):
width = point2.x() - point1.x()
height = point2.y() - point1.y()
widthM = myPoint.x() - point1.x()
heightM = myPoint.y() - point1.y()
if abs(width) >= abs(height):
yEst = widthM * height / width + point1.y()
if abs(yEst - myPoint.y()) < 1E-9:
return True
else:
xEst = heightM * width / height + point1.x()
if abs(xEst - myPoint.x()) < 1E-9:
return True
return False
def createRubberBand(self, points):
myPoints = points
if isinstance(points[0], QgsPointXY):
myPoints = []
for p in points:
myPoints.append(QgsPoint(p.x(), p.y()))
self.rubberBand = QgsRubberBand(self.iface.mapCanvas(), False)
self.rubberBand.setToGeometry(QgsGeometry.fromPolyline(myPoints), None)
self.rubberBand.setColor(QColor(55, 198, 5))
self.rubberBand.setWidth(1)
self.rubberBand.setLineStyle(Qt.DashLine)
self.newVertexMarker.setCenter(
QgsPointXY(points[0].x(), points[0].y()))
self.newVertexMarker.show()
def updateRubberBand(self):
newX = self.clickedPoint.x() + self.newPositionVector.x()
newY = self.clickedPoint.y() + self.newPositionVector.y()
self.rubberBand.movePoint(1, QgsPointXY(newX, newY))
self.newVertexMarker.setCenter(QgsPointXY(newX, newY))
def moveVertexLink(self, layer, feature, newPosition, vertexIndex):
if layer.isEditable():
layer.beginEditCommand("Update link geometry")
try:
edit_utils = QgsVectorLayerEditUtils(layer)
edit_utils.moveVertex(newPosition.x(), newPosition.y(), feature.id(), vertexIndex)
except Exception as e:
layer.destroyEditCommand()
raise e
layer.endEditCommand()
def deleteVertexLink(self, layer, feature, vertexIndex):
if layer.isEditable():
layer.beginEditCommand("Update link geometry")
try:
edit_utils = QgsVectorLayerEditUtils(layer)
edit_utils.deleteVertex(feature.id(), vertexIndex)
except Exception as e:
layer.destroyEditCommand()
raise e
layer.endEditCommand()
def insertVertexLink(self, layer, feature, newPoint):
if layer.isEditable():
layer.beginEditCommand("Update link geometry")
vertex = -1
if layer.geometryType() == 1: # Line
featureGeometry = self.selectedFeature.geometry()
if featureGeometry.isMultipart():
parts = featureGeometry.get()
for part in parts: # only one part
for i in range(len(part)-1):
if self.isInPath(QgsPointXY(part[i].x(), part[i].y()),
QgsPointXY(part[i+1].x(), part[i+1].y()), newPoint):
vertex = i+1
try:
edit_utils = QgsVectorLayerEditUtils(layer)
edit_utils.insertVertex(
newPoint.x(), newPoint.y(), feature.id(), vertex)
except Exception as e:
layer.destroyEditCommand()
raise e
layer.endEditCommand()
"""Events"""
def canvasPressEvent(self, event):
if self.objectSnapped is None:
self.clickedPoint = None
return
if event.button() == Qt.RightButton:
self.mouseClicked = False
self.clickedPoint = None
if event.button() == Qt.LeftButton:
self.clickedPoint = self.objectSnapped.point()
if self.vertexIndex == -1:
return
self.mouseClicked = True
self.createRubberBand(
[self.objectSnapped.point(), self.objectSnapped.point()])
def canvasMoveEvent(self, event):
mousePoint = self.toMapCoordinates(event.pos())
# Mouse not clicked
if not self.mouseClicked:
matchSnapper = self.snapper.snapToMap(mousePoint)
if matchSnapper.isValid():
valid = False
layer = matchSnapper.layer()
snapLayerPath = self.getLayerPath(layer)
for name in self.ownMainLayers:
layerPath = self.generatePath(self.ProjectDirectory, self.NetworkName + "_" + name + ".shp")
if snapLayerPath == layerPath:
valid = True
if valid:
self.objectSnapped = matchSnapper
self.selectedLayer = layer
vertex = matchSnapper.point()
featureId = matchSnapper.featureId()
request = QgsFeatureRequest().setFilterFid(featureId)
nodes = list(layer.getFeatures(request))
self.selectedFeature = QgsFeature(nodes[0])
# #Ver aquí si es el nudo inicial y final
middleNode = False
self.vertexIndex = -1
if layer.geometryType() == 1: # Line
featureGeometry = self.selectedFeature.geometry()
if featureGeometry.isMultipart():
parts = featureGeometry.get()
for part in parts: # only one part
if middleNode:
break
i = -1
for v in part:
i = i+1
if i == 0 or i == len(part)-1:
continue
matchedPoint = QgsPointXY(vertex.x(), vertex.y())
if self.areOverlapedPoints(QgsGeometry.fromPointXY(matchedPoint),
QgsGeometry.fromPointXY(QgsPointXY(v.x(), v.y()))):
middleNode = True
self.vertexIndex = i
break
if middleNode:
self.vertexMarker.setCenter(
QgsPointXY(vertex.x(), vertex.y()))
self.vertexMarker.show()
else:
self.vertexMarker.hide()
else:
self.objectSnapped = None
self.selectedFeature = None
self.selectedLayer = None
self.vertexMarker.hide()
else:
self.objectSnapped = None
self.selectedFeature = None
self.selectedLayer = None
self.vertexMarker.hide()
# Mouse clicked
else:
# # Update rubber band
if self.objectSnapped is not None and self.rubberBand is not None:
snappedPoint = self.objectSnapped.point()
self.newPositionVector = QgsVector(mousePoint.x() - snappedPoint.x(), mousePoint.y() - snappedPoint.y())
self.updateRubberBand()
def canvasReleaseEvent(self, event):
mousePoint = self.toMapCoordinates(event.pos())
if self.mouseClicked:
if event.button() == 1:
self.mouseClicked = False
if self.objectSnapped is not None:
self.moveVertexLink(self.selectedLayer, self.selectedFeature, mousePoint, self.vertexIndex)
elif event.button() == 2:
if self.objectSnapped is not None:
self.deleteVertexLink(self.selectedLayer, self.selectedFeature, self.vertexIndex)
elif event.button() == 1:
if self.objectSnapped is not None:
self.insertVertexLink(self.selectedLayer, self.selectedFeature, self.objectSnapped.point())
self.objectSnapped = None
self.selectedFeature = None
self.selectedLayer = None
self.vertexIndex = -1
self.iface.mapCanvas().refresh()
# Remove vertex marker and rubber band
self.vertexMarker.hide()
self.iface.mapCanvas().scene().removeItem(self.rubberBand)
self.newVertexMarker.hide()
class KPTool(QgsMapToolEmitPoint):
"""Class to interact with the map canvas to capture the coordinate
when the mouse button is pressed and to display the coordinate in
in the status bar.
It will take all the things from Class QgsMapToolEmitPoint and
overwrite some of the functions, activate, etc..
Other functions here do the measurements
"""
captureStopped = pyqtSignal()
epsg4326 = QgsCoordinateReferenceSystem("EPSG:4326")
geod = Geodesic.WGS84
def __init__(self, iface, linelayer=None):
QgsMapToolEmitPoint.__init__(self, iface.mapCanvas())
self.iface = iface
self.canvas = iface.mapCanvas()
self.marker = None
self.vertex = None
self.linelayer = linelayer #import a line layer from the main function
self.proj_crs = iface.mapCanvas().mapSettings().destinationCrs()
def __str__(self, linelayer):
return linelayer.name()
def activate(self):
'''When activated set the cursor to a crosshair.'''
self.canvas.setCursor(Qt.CrossCursor)
self.snapcolor = QgsSettings().value("/qgis/digitizing/snap_color",
QColor(Qt.magenta))
def deactivate(self):
self.removeMarker()
self.removeVertexMarker()
self.captureStopped.emit()
def canvasMoveEvent(self, event):
'''Capture the coordinate as the user moves the mouse over
the canvas. Show it in the status bar. Currently not used'''
pt = self.snappoint(
event.originalPixelPoint()) # input is QPoint, cursor snaps
def snappoint(self, qpoint):
match = self.canvas.snappingUtils().snapToMap(qpoint)
if match.isValid():
if self.vertex is None:
self.vertex = QgsVertexMarker(self.canvas)
self.vertex.setIconSize(12)
self.vertex.setPenWidth(2)
self.vertex.setColor(self.snapcolor)
self.vertex.setIconType(QgsVertexMarker.ICON_BOX)
self.vertex.setCenter(match.point())
return (match.point()) # Returns QgsPointXY
else:
self.removeVertexMarker()
return self.toMapCoordinates(
qpoint) # QPoint input, returns QgsPointXY
def canvasReleaseEvent(self, event):
"""Capture the coordinate when the mouse button has been released,
format it, and copy it to the clipboard. pt is QgsPointXY"""
pt = self.snappoint(event.originalPixelPoint())
self.removeVertexMarker()
# if we enable this we will get some vertex markers:
# if self.marker is None:
# self.marker = QgsVertexMarker(self.canvas)
# self.marker.setIconSize(18)
# self.marker.setPenWidth(2)
# self.marker.setIconType(QgsVertexMarker.ICON_CROSS)
# self.marker.setCenter(pt)
if self.geodetic_use == 0:
# use cartesian
line_length = self.measureLine(self.linelayer, pt, False)
whole_line_length = self.measureWholeLine(self.linelayer, False)
dist_off_Line = self.closestPt(
self.linelayer, pt, True,
False)[1] #second False means we use Cartesian distance
elif self.geodetic_use == 2:
# use geodetic
line_length = self.measureLine(self.linelayer, pt, True)
whole_line_length = self.measureWholeLine(self.linelayer, True)
dist_off_Line = self.closestPt(self.linelayer, pt, True, True)[1]
if self.reversekp_status == 0:
LL_message = '{:.{prec}f}'.format(
line_length + self.offset,
prec=self.kpdec) #round to specified decimal
elif self.reversekp_status == 2:
LL_message = '{:.{prec}f}'.format(
whole_line_length - line_length + self.offset,
prec=self.kpdec) #round to specified decimal
DT_message = '{:.{prec}f}'.format(
dist_off_Line, prec=self.dccdec) #round to specified decimal
# check for output format below:
if self.out_format == KpFindDialogInteractive.KP_out: # KP
msg = 'KP ' + str(LL_message)
elif self.out_format == KpFindDialogInteractive.KP_DCC_Out: # KP and DCC
msg = 'KP ' + str(LL_message) + ' , DOL : ' + str(
DT_message) + ' m'
elif self.out_format == KpFindDialogInteractive.DMS_out: # Lat Lon and KP
msg = self.formatCoord(pt)[0] + ', ' + self.formatCoord(
pt)[1] + ' (KP ' + str(LL_message) + ')'
if msg is not None:
clipboard = QApplication.clipboard()
clipboard.setText(msg)
self.iface.messageBar().pushMessage(msg + ' on layer ' +
str(self.linelayer.name()) +
' copied to clipboard',
level=Qgis.Info,
duration=2)
else:
self.iface.messageBar().pushMessage(
'Something went wrong with the coordinate composition',
level=Qgis.Info,
duration=2)
def removeMarker(self):
if self.marker is not None:
self.canvas.scene().removeItem(self.marker)
self.marker = None
def removeVertexMarker(self):
if self.vertex is not None:
self.canvas.scene().removeItem(self.vertex)
self.vertex = None
def name_collision_checker(self, new_names, old_layer):
#check for name collisions in attribute fields
fields_ptLayer = old_layer.dataProvider().fields()
old_fields_names = [
] #we will use this later to compare for collisions
for f in fields_ptLayer: #iterate over all field names and add to new provider
old_fields_names.append(f.name()) #create the collision test list
trynumber = 1
num_suffix = ''
max_num = 1
for name in new_names:
collision = True
while collision: # Iterate until there are no collissions
collision = False
if name + num_suffix in old_fields_names:
collision = True
num_suffix = '_' + str(trynumber)
if trynumber > max_num + 1:
max_num = trynumber
num_suffix = '_' + str(max_num)
trynumber = trynumber + 1
new_list = [item + num_suffix
for item in new_names] #add same suffix to all fields
return new_list
def closestPt(self,
linelayer,
clicked_point,
extend_line=False,
give_geod=True): # get the linelayer and QgsPointXY
"""This will take a point and a line layer and find the closest point
along a perpendicular line from the point to the line layer. It takes
the first feature in that line layer. It will also extend the first and
last line segments. Cartesian and geodetic distance possible"""
if linelayer.getFeature(0).geometry().isMultipart():
line_feat = linelayer.getFeature(0)
linear_geom = line_feat.geometry()
else:
line_feat = linelayer.getFeature(
1) #for some reason linestring feature 0 is NULL
linear_geom = line_feat.geometry()
linear_geom.convertToMultiType()
if extend_line == True:
linear_geom = linear_geom.extendLine(
1000000,
10000000) # extend fist and last seg by 1000km, bit of a fudge
_, mindistpt, _, leftoff = linear_geom.closestSegmentWithContext(
clicked_point) # get min distance point to line
projected_point = QgsPointXY(
mindistpt[0], mindistpt[1]) # create projected point on line
distance_cart = QgsDistanceArea().measureLine(
clicked_point, projected_point) #cartesian distance
srcCRS = linelayer.sourceCrs() # get CRS from line
wgs84 = KPTool.epsg4326 # define EPSG 4326
if srcCRS != wgs84:
geomTo4326 = QgsCoordinateTransform(
srcCRS, wgs84, QgsProject.instance()) #convert if needed
ptCP84 = geomTo4326.transform(clicked_point)
ptPP84 = geomTo4326.transform(projected_point)
else:
ptCP84 = clicked_point
ptPP84 = projected_point
geod_ds = KPTool.geod.Inverse(ptCP84.y(), ptCP84.x(), ptPP84.y(),
ptPP84.x()) # use geographiclib
distance_geod = geod_ds['s12']
if leftoff < 0:
distance_cart = -distance_cart #planar distance
distance_geod = -distance_geod #return the geographiclib distance
#if abs(distance_cart)>1000000 or abs(distance_geod)>1000000:
#self.iface.messageBar().pushMessage('Line extended more than 1000 km, possible errors',level=Qgis.Warning) #warn user if they click more than 1000 km away from end of line
if give_geod is True:
return projected_point, distance_geod
else:
return projected_point, distance_cart
def measureLine(self, linetoMeasure, clicked_pt, geodetic_measure=True):
"""This will take a line segment and the clicked point and return the
length up till that point for the segment in km. Inspired by shape tools and closest point plugins"""
srcCRS = linetoMeasure.sourceCrs() #get CRS from line
feature = linetoMeasure.getFeature(0) #get first feature from line
wgs84 = KPTool.epsg4326 #define EPSG 4326
projected_point_raw, dist_ext = self.closestPt(
linetoMeasure, clicked_pt, True
) #we'll need that point later to compare with projected points of subsegments
projected_point_on_line_raw, dist_nonext = self.closestPt(
linetoMeasure, clicked_pt,
False) #get proj point on non-extended line
if srcCRS != wgs84:
geomTo4326 = QgsCoordinateTransform(
srcCRS, wgs84, QgsProject.instance()) #convert if needed
if feature.geometry().isMultipart():
# get nodes out of data
ptdata = [feature.geometry().asMultiPolyline()]
else:
feature = linetoMeasure.getFeature(
1) #for some reason singleline first feature is NULL
ptdata = [[feature.geometry().asPolyline()]]
for seg in ptdata:
if len(seg) < 1:
# should never happen
self.iface.messageBar().pushMessage(
'Something is strange with your line file',
level=Qgis.Critical,
duration=2)
continue
for pts in seg:
# now we get all nodes from start to end of segment line
numpoints = len(pts)
if numpoints < 2:
# should never happen
self.iface.messageBar().pushMessage(
'Something is strange with your line file',
level=Qgis.Critical,
duration=2)
continue
ptStart_raw = QgsPointXY(pts[0].x(),
pts[0].y()) #get initial point coords
# Calculate the total distance of this line segment
distance = 0.0
for x in range(1, numpoints):
# from point one (since we preextend segment) start measuring distance cumulative
ptEnd_raw = QgsPointXY(
pts[x].x(), pts[x].y()) # coordinates of next point
P1 = QgsPoint(ptStart_raw.x(), ptStart_raw.y())
P2 = QgsPoint(ptEnd_raw.x(), ptEnd_raw.y())
seg_geom = QgsGeometry.fromPolyline(
(P1, P2)) # generate geometry for current subsegment
_, mindistpt, _, _ = seg_geom.closestSegmentWithContext(
projected_point_raw)
TestPoint = QgsPointXY(
mindistpt[0],
mindistpt[1]) #create projected point on subsegment
ptStart = ptStart_raw
ptEnd = ptEnd_raw
projected_point = projected_point_raw
projected_point_on_line = projected_point_on_line_raw
if geodetic_measure == True:
if srcCRS != wgs84:
# Convert to 4326 - just to be safe when using geodetic measure
ptStart = geomTo4326.transform(ptStart_raw)
ptEnd = geomTo4326.transform(ptEnd_raw)
projected_point = geomTo4326.transform(
projected_point_raw)
projected_point_on_line = geomTo4326.transform(
projected_point_on_line_raw)
TestPoint = geomTo4326.transform(TestPoint)
d_to_click = KPTool.geod.Inverse(
ptStart.y(), ptStart.x(),
projected_point_on_line.y(),
projected_point_on_line.x())['s12']
len_subsegment = KPTool.geod.Inverse(
ptStart.y(), ptStart.x(), ptEnd.y(), ptEnd.x()
)['s12'] # geodetic distance between begin and end of subsegment
test_distance = KPTool.geod.Inverse(
projected_point_on_line.y(),
projected_point_on_line.x(), TestPoint.y(),
TestPoint.x()
)['s12'] # check distance between two on-subsegment-points
else:
d_to_click = QgsDistanceArea().measureLine(
ptStart, projected_point_on_line)
len_subsegment = QgsDistanceArea().measureLine(
ptStart, ptEnd
) # cartesian distance between begin and end point
test_distance = QgsDistanceArea().measureLine(
projected_point_on_line, TestPoint
) # check distance between two on-subsegment-points
round_test_distance = round(
test_distance, 6
) # round so we can get zero, otherwise it will be a small fraction
if round_test_distance != 0:
# not yet the last segment to be measured
distance += len_subsegment #add to comulative
else:
# this is the segment, where we have to stop measuring
distance += d_to_click
break # break loop and give distance so far
ptStart_raw = ptEnd_raw # make ready for next pair of points
if QgsPoint(projected_point) != QgsPoint(
projected_point_on_line):
# if our point on the extended line is different, the projected point is before start or after end of line layer
if geodetic_measure == True:
extra_dist = KPTool.geod.Inverse(
projected_point.y(), projected_point.x(),
projected_point_on_line.y(),
projected_point_on_line.x())['s12']
else:
extra_dist = QgsDistanceArea().measureLine(
projected_point, projected_point_on_line)
if round(distance, 6) == 0:
# we are at the start of the line layer, the for loops hasn't done anything, so negative distance to starting node
distance = -extra_dist
else:
# we are at the end of the line segment, so need to add more distance
distance = distance + extra_dist
out = distance / 1000 # Distance converted to KM
return out
def kpIteratePts(self, linetoMeasurekp4p, ptLayer):
"""will iterate over all points in a layer, finding distance to and along line.
Outputs a new layer."""
new_pt_layer = QgsVectorLayer(
'Point', 'KPed_' + str(ptLayer.name()),
'memory') # define new layer we will return
new_pt_layer.setCrs(ptLayer.crs()) # get crs from input layer
prov_old = ptLayer.dataProvider(
) # provider to get the attribute field names and type
provider_ptLayer = new_pt_layer.dataProvider(
) # provider for new layer to add the features to
fields_ptLayer = prov_old.fields()
for f in fields_ptLayer:
# iterate over all field names and add to new provider
znameField = f.name()
type_field = str(f.typeName())
if type_field == 'Integer':
provider_ptLayer.addAttributes(
[QgsField(znameField, QVariant.Int)])
if type_field == 'Real':
provider_ptLayer.addAttributes(
[QgsField(znameField, QVariant.Double)])
if type_field == 'String':
provider_ptLayer.addAttributes(
[QgsField(znameField, QVariant.String)])
else:
provider_ptLayer.addAttributes(
[QgsField(znameField, QVariant.String)])
iterate_names_list = ["KP", "DOL", "Latitude", "Longitude"]
new_attr_names = self.name_collision_checker(
iterate_names_list,
ptLayer) # check if the new names we add already exist
provider_ptLayer.addAttributes([
QgsField(new_attr_names[0], QVariant.Double),
QgsField(new_attr_names[1], QVariant.Double),
QgsField(new_attr_names[2], QVariant.String),
QgsField(new_attr_names[3], QVariant.String)
]) # four new fields we are calculating
new_pt_layer.startEditing()
for old_feat in ptLayer.getFeatures():
# iterate over all point features
geom_of = old_feat.geometry()
point_of = geom_of.asPoint() # get point object
new_feat = QgsFeature()
new_feat.setGeometry(
geom_of) # create and set geometry from old feature
attributes_nf = old_feat.attributes(
) # copy of old feat attributes
if self.geodetic_usekp4p == 0:
# we measure Cartesian coords
line_length = self.measureLine(self.linelayer, point_of,
False) + self.offsetkp4p
whole_line_length = self.measureWholeLine(
self.linelayer, False)
dcc_dist = self.closestPt(
linetoMeasurekp4p, point_of, True,
False)[1] # second False means we use Cartesian distance
elif self.geodetic_usekp4p == 2:
# we measure geodetic coords
line_length = self.measureLine(linetoMeasurekp4p, point_of,
True) + self.offsetkp4p
whole_line_length = self.measureWholeLine(self.linelayer, True)
dcc_dist = self.closestPt(linetoMeasurekp4p, point_of, True,
True)[1]
if self.reversekp_statuskp4p == 0:
kp_dist = line_length
elif self.reversekp_statuskp4p == 2:
kp_dist = whole_line_length - line_length
attributes_nf.append(round(
kp_dist, self.kpdeckp4p)) # round with precision values
attributes_nf.append(round(
dcc_dist, self.dccdeckp4p)) # round with precision values
attributes_nf.append(
self.formatCoord(point_of)[0]) # insert latitude
attributes_nf.append(
self.formatCoord(point_of)[1]) # insert longitude
new_feat.setAttributes(
attributes_nf) # set new attributes to new feat
provider_ptLayer.addFeatures([new_feat
]) # add new feature to provider
new_pt_layer.commitChanges() # finish editing layer
return new_pt_layer # return the new layer with new features with new attributes
def formatCoord(self, pt):
canvasCRS = self.canvas.mapSettings().destinationCrs()
epsg4326 = QgsCoordinateReferenceSystem('EPSG:4326')
# convert point to wgs84 for conversion
if canvasCRS == epsg4326:
pt4326 = pt
else:
transform = QgsCoordinateTransform(canvasCRS, epsg4326,
QgsProject.instance())
pt4326 = transform.transform(pt.x(), pt.y())
lat = self.convertDD2DM(pt4326.y(), True, 4)
lon = self.convertDD2DM(pt4326.x(), False, 4)
return [lat, lon]
def convertDD2DM(self, coord, islat, prec):
"""Convert decimal degrees to DM - taken from latlontools plugin"""
if islat:
if coord < 0:
unit = 'S'
else:
unit = 'N'
else:
if coord > 0:
unit = 'E'
else:
unit = 'W'
dmsSpace = ' ' # put some spaces in there
zeroes = 1 # this will be used for padding
coord = math.fabs(coord)
deg = math.floor(coord)
dmin = (coord - deg) * 60.0
min = math.floor(dmin)
sec = (dmin - min) * 60.0
s = ""
# Properly handle rounding based on the digit precision
d = "{:.{prec}f}".format(dmin, prec=prec)
if float(d) == 60:
deg += 1
dmin = 0
if islat:
s = '{:0{}.0f}\xB0{}{:0{}.0{prec}f}\'{}{}'.format(deg,
zeroes * 2,
dmsSpace,
dmin,
prec +
zeroes * 3,
dmsSpace,
unit,
prec=prec)
else:
s = '{:0{}.0f}\xB0{}{:0{}.0{prec}f}\'{}{}'.format(deg,
zeroes * 3,
dmsSpace,
dmin,
prec +
zeroes * 3,
dmsSpace,
unit,
prec=prec)
return (s)
def measureWholeLine(self, linetoMeasure, geodetic_measure=True):
"""This will take a line segment and return its geodetic length"""
srcCRS = linetoMeasure.sourceCrs() #get CRS from line
feature = linetoMeasure.getFeature(0) #get first feature from line
wgs84 = KPTool.epsg4326 #define EPSG 43226
if feature.geometry().isMultipart(): #get nodes out of data
ptdata = [feature.geometry().asMultiPolyline()]
else:
feature = linetoMeasure.getFeature(1)
ptdata = [[feature.geometry().asPolyline()]]
for seg in ptdata:
if len(seg) < 1: #should never happen
self.iface.messageBar().pushMessage(
'Something is strange with your line file',
level=Qgis.Critical,
duration=2)
continue
for pts in seg: # now we get all nodes from start to end of line
numpoints = len(pts)
if numpoints < 2: # should never happen
self.iface.messageBar().pushMessage(
'Something is strange with your line file',
level=Qgis.Critical,
duration=2)
continue
ptStart_raw = QgsPointXY(
pts[0].x(), pts[0].y()) # get initial point coords
# Calculate the total distance of this line segment
distance = 0.0
for x in range(1, numpoints):
# from point one (since we preextend segment), cumulative
ptEnd_raw = QgsPointXY(
pts[x].x(), pts[x].y()) # coordinates of next point
if geodetic_measure == True:
if srcCRS != wgs84:
# Convert to 4326 - just to be safe when using geodetic measure
geomTo4326 = QgsCoordinateTransform(
srcCRS, wgs84,
QgsProject.instance()) # convert if needed
ptStart = geomTo4326.transform(ptStart_raw)
ptEnd = geomTo4326.transform(ptEnd_raw)
length = KPTool.geod.Inverse(
ptStart.y(), ptStart.x(), ptEnd.y(), ptEnd.x()
)['s12'] # geodetic distance between begin and end of subsegment
else:
length = QgsDistanceArea().measureLine(
ptStart_raw, ptEnd_raw)
distance += length # add to cumulative
ptStart_raw = ptEnd_raw # make ready for next pair of points
out = distance / 1000 # Distance converted KM
return out
def putKPPointsAlongLine(self, source, maxseglen):
"We travel along the line and test if each consecutive segment should contain KPs and how many"
layercrs = source.sourceCrs()
if layercrs != KPTool.epsg4326:
transto4326 = QgsCoordinateTransform(layercrs, KPTool.epsg4326,
QgsProject.instance())
transfrom4326 = QgsCoordinateTransform(KPTool.epsg4326, layercrs,
QgsProject.instance())
new_pt_layer = QgsVectorLayer(
'Point', 'KP_points_' + str(source.name()),
'memory') # define new layer we will return
new_pt_layer.setCrs(source.crs()) # get crs from input layer
new_pt_layer.startEditing()
provider_ptLayer = new_pt_layer.dataProvider(
) # provider for new layer to add the features to
provider_ptLayer.addAttributes([QgsField('KP', QVariant.Double)])
iterator = source.getFeatures()
KP_label_count = 0
for cnt, feature in enumerate(iterator):
if feature.geometry().isMultipart():
seg = feature.geometry().asMultiPolyline()
else:
seg = [feature.geometry().asPolyline()]
numseg = len(seg)
if numseg < 1 or len(seg[0]) < 2:
self.iface.messageBar().pushMessage(
'Less than one segment in line layer',
level=Qgis.Critical,
duration=2)
continue
for line in seg:
numpoints = len(line)
if self.Reverse_KP_points == 2: #reverse point order for reverse KP
_ = line.reverse()
ptStart = QgsPointXY(line[0][0], line[0][1])
new_kp_point = self.createFeatureFromPoint(
ptStart, KP_label_count)
provider_ptLayer.addFeatures([new_kp_point])
remaining_dist = 0.0 #remaining distance to next point
if layercrs != KPTool.epsg4326: # Convert to 4326
ptStart = transto4326.transform(ptStart)
for x in range(1, numpoints):
ptEnd = QgsPointXY(line[x][0], line[x][1])
if layercrs != KPTool.epsg4326: # Convert to 4326
ptEnd = transto4326.transform(ptEnd)
gline = KPTool.geod.InverseLine(ptStart.y(), ptStart.x(),
ptEnd.y(), ptEnd.x())
if remaining_dist + gline.s13 > maxseglen: #we have to place at least one KP
s = maxseglen - remaining_dist
g = gline.Position(
s, Geodesic.LATITUDE | Geodesic.LONGITUDE
| Geodesic.LONG_UNROLL)
ptKP = QgsPointXY(g['lon2'], g['lat2'])
if layercrs != KPTool.epsg4326:
ptKP = transfrom4326.transform(ptKP)
KP_label_count = KP_label_count + maxseglen
remaining_dist = remaining_dist + gline.s13 - maxseglen
new_kp_point = self.createFeatureFromPoint(
ptKP, KP_label_count)
provider_ptLayer.addFeatures([new_kp_point])
if remaining_dist > maxseglen: #we need to place more KP pts
extra_from_start = s
n = int(remaining_dist / maxseglen)
for i in range(0, n):
s = maxseglen * (i + 1) + extra_from_start
g = gline.Position(
s, Geodesic.LATITUDE | Geodesic.LONGITUDE
| Geodesic.LONG_UNROLL)
ptKP = QgsPointXY(g['lon2'], g['lat2'])
if layercrs != KPTool.epsg4326: # Convert each point back to the output CRS
ptKP = transfrom4326.transform(ptKP)
KP_label_count = KP_label_count + maxseglen
remaining_dist = remaining_dist - maxseglen
new_kp_point = self.createFeatureFromPoint(
ptKP, KP_label_count)
provider_ptLayer.addFeatures([new_kp_point])
else: #no KPs placed in this segment, keep the cumulative distance
remaining_dist = remaining_dist + gline.s13
ptStart = ptEnd
new_pt_layer.commitChanges()
return new_pt_layer
def putKPPointsAlongLineCart(self, source, maxseglen):
"this uses the .interpolate method from the QgsGeometry class, which works well in Cartesian coordinates"
new_pt_layer = QgsVectorLayer(
'Point', 'KP_points_' + str(source.name()),
'memory') # define new layer we will return
new_pt_layer.setCrs(source.crs()) # get crs from input layer
new_pt_layer.startEditing()
provider_ptLayer = new_pt_layer.dataProvider(
) # provider for new layer to add the features to
provider_ptLayer.addAttributes([QgsField('KP', QVariant.Double)])
iterator = source.getFeatures()
for cnt, feature in enumerate(iterator):
if feature.geometry().isMultipart():
seg = feature.geometry()
else:
seg = feature.geometry()
seg.convertToMultiType()
if self.Reverse_KP_points == 2: #reverse point order for reverse KP
seg = self.reverseLineDirection(seg)
n = int(seg.length() / maxseglen)
KP_label_count = -maxseglen # so we get zero with first interp point
for i in range(0, n + 1):
ptKP = seg.interpolate(i * maxseglen)
ptKP = ptKP.asPoint()
KP_label_count = KP_label_count + maxseglen
new_kp_point = self.createFeatureFromPoint(
ptKP, KP_label_count)
provider_ptLayer.addFeatures([new_kp_point])
new_pt_layer.commitChanges()
return new_pt_layer
def createFeatureFromPoint(self, point, attributes):
"takes an QgsPointXY and makes it a feature, adds attributes"
new_feat = QgsFeature()
new_feat.setGeometry(QgsGeometry.fromPointXY(
point)) # create and set geometry from old feature
new_feat.setAttributes([round(attributes, 3)])
return new_feat
def reverseLineDirection(self, line_geom):
mls1 = line_geom.get()
mls2 = QgsMultiLineString()
# For each reversed linestring, visited in reverse order
for i in [QgsLineString([*i][::-1]) for i in [*mls1][::-1]]:
_ = mls2.addGeometry(i) # add it to new geometry
new_geometry = QgsGeometry(mls2)
return new_geometry
class W3WCoordInputDialog(QDockWidget):
def __init__(self, canvas, parent):
self.canvas = canvas
self.marker = None
QDockWidget.__init__(self, parent)
self.setAllowedAreas(Qt.TopDockWidgetArea)
self.initGui()
def setApiKey(self, apikey):
self.w3w = what3words(apikey=apikey)
def initGui(self):
self.setWindowTitle("Zoom to 3 word address")
self.label = QLabel('3 Word Address')
self.coordBox = QLineEdit()
'''
When the button is pressed, we try to zoom to the coordinate entered
by the user. That is done in the zoomToPressed method, but since this
is a method that might take a while to be executed (it connects
the w3w API), we use the 'execute' function in the qgiscommons
library, which will take care of changing the mouse pointer to an
hourglass until the method execution is finished.
'''
self.coordBox.returnPressed.connect(
lambda: execute(self.zoomToPressed))
self.zoomToButton = QPushButton("Zoom to")
self.zoomToButton.clicked.connect(self.zoomToPressed)
self.removeMarkerButton = QPushButton("Remove marker")
self.removeMarkerButton.clicked.connect(self.removeMarker)
self.removeMarkerButton.setDisabled(True)
self.hlayout = QHBoxLayout()
self.hlayout.setSpacing(6)
self.hlayout.setMargin(9)
self.hlayout.addWidget(self.label)
self.hlayout.addWidget(self.coordBox)
self.hlayout.addWidget(self.zoomToButton)
self.hlayout.addWidget(self.removeMarkerButton)
self.dockWidgetContents = QWidget()
self.dockWidgetContents.setLayout(self.hlayout)
self.setWidget(self.dockWidgetContents)
def zoomToPressed(self):
try:
'''We convert the w3w address into a EPSG:4326 coord'''
w3wCoord = str(self.coordBox.text()).replace(" ", "")
json = self.w3w.forwardGeocode(w3wCoord)
lat = float(json["geometry"]["lat"])
lon = float(json["geometry"]["lng"])
'''
We convert the 4326 coord into a coord in the CRS of the canvas
'''
canvasCrs = self.canvas.mapSettings().destinationCrs()
epsg4326 = QgsCoordinateReferenceSystem("EPSG:4326")
transform4326 = QgsCoordinateTransform(epsg4326, canvasCrs)
center = transform4326.transform(lon, lat)
'''We zoom to that coord and set a marker'''
self.canvas.zoomByFactor(1, center)
self.canvas.refresh()
if self.marker is None:
self.marker = QgsVertexMarker(self.canvas)
self.marker.setCenter(center)
self.marker.setIconSize(8)
self.marker.setPenWidth(4)
'''Allow user to remove marker'''
self.removeMarkerButton.setDisabled(False)
self.coordBox.setStyleSheet("QLineEdit{background: white}")
except Exception as e:
self.coordBox.setStyleSheet("QLineEdit{background: yellow}")
def removeMarker(self):
self.canvas.scene().removeItem(self.marker)
self.marker = None
def closeEvent(self, evt):
'''Remove marker when closing widget'''
if self.marker is not None:
self.removeMarker()
class QgepMapToolAddReach(QgepMapToolAddFeature):
"""
Create a new reach with the mouse.
Will snap to wastewater nodes for the first and last point and auto-connect
these.
"""
first_snapping_match = None
last_snapping_match = None
last_feature_attributes = None
def __init__(self, iface: QgisInterface, layer):
QgepMapToolAddFeature.__init__(self, iface, layer)
self.snapping_marker = None
self.node_layer = QgepLayerManager.layer('vw_wastewater_node')
assert self.node_layer is not None
self.reach_layer = QgepLayerManager.layer('vw_qgep_reach')
assert self.reach_layer is not None
self.setAdvancedDigitizingAllowed(True)
self.setAutoSnapEnabled(True)
layer_snapping_configs = [{
'layer': self.node_layer,
'mode': QgsSnappingConfig.Vertex
}, {
'layer': self.reach_layer,
'mode': QgsSnappingConfig.VertexAndSegment
}]
self.snapping_configs = []
self.snapping_utils = QgsMapCanvasSnappingUtils(self.iface.mapCanvas())
for lsc in layer_snapping_configs:
config = QgsSnappingConfig()
config.setMode(QgsSnappingConfig.AdvancedConfiguration)
config.setEnabled(True)
settings = QgsSnappingConfig.IndividualLayerSettings(
True, lsc['mode'], 10, QgsTolerance.Pixels)
config.setIndividualLayerSettings(lsc['layer'], settings)
self.snapping_configs.append(config)
def left_clicked(self, event):
"""
The mouse is clicked: snap to neary points which are on the wastewater node layer
and update the rubberband
:param event: The coordinates etc.
"""
point3d, match = self.snap(event)
if self.rubberband.numberOfVertices() == 0:
self.first_snapping_match = match
self.last_snapping_match = match
self.rubberband.addPoint3D(point3d)
self.temp_rubberband.reset()
self.temp_rubberband.addPoint(QgsPointXY(point3d.x(), point3d.y()))
if self.snapping_marker is not None:
self.iface.mapCanvas().scene().removeItem(self.snapping_marker)
self.snapping_marker = None
def mouse_move(self, event):
_, match = self.snap(event)
# snap indicator
if not match.isValid():
if self.snapping_marker is not None:
self.iface.mapCanvas().scene().removeItem(self.snapping_marker)
self.snapping_marker = None
return
# TODO QGIS 3: see if vertices can be removed
# we have a valid match
if self.snapping_marker is None:
self.snapping_marker = QgsVertexMarker(self.iface.mapCanvas())
self.snapping_marker.setPenWidth(3)
self.snapping_marker.setColor(QColor(Qt.magenta))
if match.hasVertex():
if match.layer():
icon_type = QgsVertexMarker.ICON_BOX # vertex snap
else:
icon_type = QgsVertexMarker.ICON_X # intersection snap
else:
icon_type = QgsVertexMarker.ICON_DOUBLE_TRIANGLE # must be segment snap
self.snapping_marker.setIconType(icon_type)
self.snapping_marker.setCenter(match.point())
def snap(self, event):
"""
Snap to nearby points on the wastewater node layer which may be used as connection
points for this reach.
:param event: The mouse event
:return: The snapped position in map coordinates
"""
for config in self.snapping_configs:
self.snapping_utils.setConfig(config)
match = self.snapping_utils.snapToMap(
QgsPointXY(event.originalMapPoint()))
if match.isValid():
return QgsPoint(match.point()), match
# if no match, snap to all layers (according to map settings) and try to grab Z
match = self.iface.mapCanvas().snappingUtils().snapToMap(
QgsPointXY(event.originalMapPoint()))
if match.isValid() and match.hasVertex():
if match.layer():
req = QgsFeatureRequest(match.featureId())
f = next(match.layer().getFeatures(req))
assert f.isValid()
if match.layer().geometryType() == QgsWkbTypes.PointGeometry:
point = QgsPoint(f.geometry().constGet())
else:
(ok, vertex_id) = f.geometry().vertexIdFromVertexNr(
match.vertexIndex())
assert ok
point = f.geometry().constGet().vertexAt(vertex_id)
assert type(point) == QgsPoint
return point, match
else:
return QgsPoint(match.point()), match
return QgsPoint(event.originalMapPoint()), match
def right_clicked(self, _):
"""
The party is over, the reach digitized. Create a feature from the rubberband and
show the feature form.
"""
self.temp_rubberband.reset()
if self.snapping_marker is not None:
self.iface.mapCanvas().scene().removeItem(self.snapping_marker)
self.snapping_marker = None
if len(self.rubberband.points) >= 2:
fields = self.layer.fields()
f = QgsFeature(fields)
if not self.last_feature_attributes:
self.last_feature_attributes = [None] * fields.count()
for idx, field in enumerate(fields):
if field.name() in [
'clear_height', 'material', 'ch_usage_current',
'ch_function_hierarchic', 'ch_function_hydraulic',
'horizontal_positioning', 'ws_status',
'ws_year_of_construction', 'ws_fk_owner',
'ws_fk_operator', 'inside_coating', 'fk_pipe_profile',
'remark'
]:
f.setAttribute(idx, self.last_feature_attributes[idx])
else:
# try client side default value first
v = self.layer.defaultValue(idx, f)
if v != NULL:
f.setAttribute(idx, v)
else:
f.setAttribute(
idx,
self.layer.dataProvider().defaultValue(idx))
f.setGeometry(self.rubberband.asGeometry3D())
snapping_results = {
'from': self.first_snapping_match,
'to': self.last_snapping_match
}
for dest, match in list(snapping_results.items()):
level_field_index = self.layer.fields().indexFromName(
'rp_{dest}_level'.format(dest=dest))
pt_idx = 0 if dest == 'from' else -1
if match.isValid() and match.layer() in (self.node_layer,
self.reach_layer):
request = QgsFeatureRequest(match.featureId())
network_element = next(match.layer().getFeatures(request))
assert network_element.isValid()
# set the related network element
field = self.layer.fields().indexFromName(
'rp_{dest}_fk_wastewater_networkelement'.format(
dest=dest))
f.setAttribute(field, network_element.attribute('obj_id'))
# assign level if the match is a node or if we have 3D from snapping
if match.layer() == self.node_layer:
level = network_element['bottom_level']
f.setAttribute(level_field_index, level)
elif self.rubberband.points[pt_idx].z() != 0:
level = self.rubberband.points[pt_idx].z()
level = level if not math.isnan(level) else NULL
f.setAttribute(level_field_index, level)
dlg = self.iface.getFeatureForm(self.layer, f)
dlg.setMode(QgsAttributeEditorContext.AddFeatureMode)
dlg.exec_()
self.last_feature_attributes = dlg.feature().attributes()
self.rubberband.reset3D()
class geopunt4QgisElevationDialog(QDialog):
def __init__(self, iface):
QDialog.__init__(self, None)
self.setWindowFlags( self.windowFlags() & ~Qt.WindowContextHelpButtonHint )
self.iface = iface
# initialize locale
locale = QSettings().value("locale/userLocale", "en")
if not locale: locale == 'en'
else: locale = locale[0:2]
localePath = os.path.join(os.path.dirname(__file__), 'i18n', 'geopunt4qgis_{}.qm'.format(locale))
if os.path.exists(localePath):
self.translator = QTranslator()
self.translator.load(localePath)
QCoreApplication.installTranslator(self.translator)
self._initGui()
def _initGui(self):
"""setup the user interface"""
self.ui = Ui_elevationDlg()
self.ui.setupUi(self)
#get settings
self.s = QSettings()
self.loadSettings()
self.gh = geometryHelper( self.iface )
self.eh = elevationHelper( self.iface, self.startDir)
#setup a message bar
self.bar = QgsMessageBar()
self.bar.setSizePolicy( QSizePolicy.Minimum, QSizePolicy.Fixed )
self.ui.verticalLayout.addWidget(self.bar)
self.ui.buttonBox.addButton(QPushButton("Sluiten"), QDialogButtonBox.RejectRole )
for btn in self.ui.buttonBox.buttons():
btn.setAutoDefault(0)
##graph global vars
self.Rubberline = None
self.profile = None
self.pt = None
self.ax = None
self.ano = None
self.anoLbl = None
self.counter = 0
self.xscaleUnit = (1, "m")
# a figure instance to plot on
self.figure = Figure()
#create the Canvas widget and toolbar and set graphWgt as parent
self.canvas = FigureCanvas(self.figure)
self.toolbar = NavigationToolbar(self.canvas, self)
###
#self.ui.toolbar.layout().insertWidget(0, self.toolbar)
self.ui.graphWgt.layout().addWidget(self.canvas)
self.createCanvasToolbar()
#events
self.ui.drawBtn.clicked.connect(self.drawBtnClicked)
self.figure.canvas.mpl_connect('motion_notify_event', self.showGraphMotion)
self.ui.saveLineBtn.clicked.connect(self.saveLineClicked)
self.ui.savePntBtn.clicked.connect(self.savePntClicked)
self.ui.addDHMbtn.clicked.connect(self.addDHMasWMS)
self.ui.refreshBtn.clicked.connect( self.onRefresh )
self.ui.buttonBox.helpRequested.connect(self.openHelp)
self.rejected.connect(self.clean )
def createCanvasToolbar (self):
'''
1 Reset original view
2 Back to previous view
3 Forward to next view
4 Pan axes with left mouse, zoom with right
5 Zoom to rectangle
6 Save the figure
7 Edit curves line and axes parameters
'''
self.toolbar.setVisible(False)
toolbarBtns = self.ui.toolbar.findChildren(QToolButton)
self.ui.toolbar.setStyleSheet("""QToolButton {border-width: 2px; border-style: outset;
border-color: #fbd837; border-radius: 5px ; background-color: white }
QToolButton:pressed { border-style: inset; background-color: grey } """)
toolbarBtns[0].setToolTip(QCoreApplication.translate("geopunt4QgisElevationDialog", "Keer terug naar overzicht"))
toolbarBtns[0].setIcon( QIcon(":/plugins/geopunt4Qgis/images/full_extent.png"))
toolbarBtns[0].clicked.connect( self.toolbar.home )
toolbarBtns[1].setToolTip(QCoreApplication.translate("geopunt4QgisElevationDialog", "Vorige"))
toolbarBtns[1].setIcon( QIcon(":/plugins/geopunt4Qgis/images/previous.png"))
toolbarBtns[1].clicked.connect( self.toolbar.back )
toolbarBtns[2].setToolTip(QCoreApplication.translate("geopunt4QgisElevationDialog", "Volgende"))
toolbarBtns[2].setIcon( QIcon(":/plugins/geopunt4Qgis/images/next.png"))
toolbarBtns[2].clicked.connect( self.toolbar.forward )
toolbarBtns[3].setToolTip(QCoreApplication.translate("geopunt4QgisElevationDialog", "Pannen"))
toolbarBtns[3].setIcon( QIcon(":/plugins/geopunt4Qgis/images/pan.png"))
toolbarBtns[3].clicked.connect( self.toolbar.pan )
toolbarBtns[4].setToolTip(QCoreApplication.translate("geopunt4QgisElevationDialog", "Zoom naar rechthoek"))
toolbarBtns[4].setIcon( QIcon(":/plugins/geopunt4Qgis/images/rectangleZoom.png"))
toolbarBtns[4].clicked.connect( self.toolbar.zoom )
toolbarBtns[5].setToolTip(QCoreApplication.translate("geopunt4QgisElevationDialog", "Opslaan als afbeelding"))
toolbarBtns[5].setIcon( QIcon(":/plugins/geopunt4Qgis/images/save.png"))
toolbarBtns[5].clicked.connect( self.save_fig ) #semf.toolbar.save_figure
toolbarBtns[6].setToolTip(QCoreApplication.translate("geopunt4QgisElevationDialog", "Vorm grafiek aanpassen"))
toolbarBtns[6].setIcon( QIcon(":/plugins/geopunt4Qgis/images/wrench.png"))
toolbarBtns[6].clicked.connect( self.toolbar.edit_parameters)
toolbarBtns[7].setIcon( QIcon(":/plugins/geopunt4Qgis/images/fill.png"))
toolbarBtns[7].setToolTip( QCoreApplication.translate("geopunt4QgisElevationDialog", "Kies de vulkleur"))
toolbarBtns[7].clicked.connect( self.setFill)
def loadSettings(self):
self.timeout = int( self.s.value("geopunt4qgis/timeout" ,15))
if settings().proxyUrl:
self.proxy = settings().proxyUrl
else:
self.proxy = ""
self.samplesSavetoFile = int( self.s.value("geopunt4qgis/samplesSavetoFile" , 1))
sampleLayer = self.s.value("geopunt4qgis/sampleLayerTxt", "")
if sampleLayer:
self.sampleLayerTxt = sampleLayer
self.profileLineSavetoFile = int( self.s.value("geopunt4qgis/profileLineSavetoFile" , 1))
profileLineLayer= self.s.value("geopunt4qgis/profileLineLayerTxt", "")
if profileLineLayer:
self.profileLineLayerTxt = profileLineLayer
self.startDir = self.s.value("geopunt4qgis/startDir", os.path.expanduser("~"))
self.elevation = elevation(self.timeout, self.proxy )
def resizeEvent(self, event):
QDialog.resizeEvent(self, event)
if self.ax: self.figure.tight_layout()
#eventhandlers
def save_fig(self):
formats = (
"Joint Photographic Experts Group (*.jpg) (*.jpg);;Scalable Vector Grapics (*.svg) (*.svg);;"+
"Portable Document Format (*.pdf) (*.pdf);;Tagged Image File Format (*.tif) (*.tif)"+
";;Encapsulated Postscript (*.eps) (*.eps)")
if not(sys.platform == 'win32'):
formats += ";;Portable Network Graphics (*.png) (*.png)"
fileName, __ = QFileDialog.getSaveFileName( self , "Save File", self.startDir, formats);
self.figure.savefig(fileName)
def onRefresh(self):
if self.ano:
self.ano.remove()
self.ano = None
if self.anoLbl:
self.anoLbl.remove()
self.anoLbl = None
self.plot()
def onResize(self, event):
self.figure.tight_layout()
def openHelp(self):
webbrowser.open_new_tab("http://www.geopunt.be/voor-experts/geopunt-plug-ins/functionaliteiten/hoogteprofiel")
def drawBtnClicked(self):
self.clean()
#self.reSetFigure()
self.tool = lineTool(self.iface, self.callBack )
self.iface.mapCanvas().setMapTool(self.tool)
self.showMinimized()
self.counter += 1
def showGraphMotion(self, event):
if self.ax == None: return
if event.xdata != None and event.ydata != None:
if self.ano != None:
self.ano.remove()
self.ano = None
if self.anoLbl != None:
self.anoLbl.remove()
self.anoLbl = None
xdata = np.array( [n[0] for n in self.profile ] ) * self.xscaleUnit[0]
ydata = np.array( [n[3] for n in self.profile ] )# if n[3] > -9999 ]
zx = np.interp( event.xdata, xdata, ydata )
xmax = np.max( xdata )
xmin = np.min( xdata )
zmax = np.max( ydata )
zmin = np.max( [n[3] for n in self.profile if n[3] > -9999 ] )
if event.xdata <= xmax and event.xdata >= xmin :
self.ano = self.ax.arrow( event.xdata , -9999, 0, zx + 9999, fc="k", ec="k" )
box_props = dict(boxstyle="Round,pad=0.3", fc="cyan", ec="b", lw=2)
self.anoLbl = self.ax.annotate( str( round(zx, 2)) + " m", xy= (event.xdata, zx ) ,
xytext= (event.xdata , zx + (0.2 * ( zmax - zmin )) ),
bbox=box_props )
self.setMapPt( event.xdata / self.xscaleUnit[0] )
else:
self.setMapPt()
event.canvas.draw()
def saveLineClicked(self):
if not hasattr(self, 'profileLineLayerTxt'):
layerName, accept = QInputDialog.getText(None,
QCoreApplication.translate("geopunt4Qgis", 'Laag toevoegen'),
QCoreApplication.translate("geopunt4Qgis", 'Geef een naam voor de laag op:') )
if accept == False:
return
else:
self.profileLineLayerTxt = layerName
if self.profile != None and self.Rubberline != None:
title = self.ax.get_title()
self.eh.save_profile( self.Rubberline.asGeometry(), self.profile, title,
self.profileLineLayerTxt, self.profileLineSavetoFile, sender=self )
def savePntClicked(self):
if not hasattr(self, 'sampleLayerTxt'):
layerName, accept = QInputDialog.getText(None,
QCoreApplication.translate("geopunt4Qgis", 'Laag toevoegen'),
QCoreApplication.translate("geopunt4Qgis", 'Geef een naam voor de laag op:') )
if accept == False:
return
else:
self.sampleLayerTxt = layerName
if self.profile != None:
title = self.ax.get_title()
self.eh.save_sample_points( self.profile, title,
self.sampleLayerTxt, self.samplesSavetoFile, sender=self )
def setFill( self ):
if self.profile == None: return
if self.ax == None: return
clr = QColorDialog.getColor( Qt.white, self, QCoreApplication.translate(
"geopunt4QgisElevationDialog", "Kies de vulkleur") )
if clr.isValid():
xdata = np.array( [n[0] for n in self.profile ] ) * self.xscaleUnit[0]
ydata = np.array( [n[3] for n in self.profile ] )
self.ax.fill_between( xdata, ydata, -9999, color=clr.name() )
def addDHMasWMS(self):
crs = self.gh.getGetMapCrs(self.iface).authid()
if crs != 'EPSG:31370' or crs != 'EPSG:3857' or crs != 'EPSG:3043':
crs = 'EPSG:31370'
dhmUrl = "url=https://geoservices.informatievlaanderen.be/raadpleegdiensten/DHMV/wms&layers=DHMVII_DTM_1m&&format=image/png&styles=default&crs="+ crs
try:
rlayer = QgsRasterLayer(dhmUrl, 'Hoogtemodel', 'wms')
if rlayer.isValid():
rlayer.renderer().setOpacity(0.8)
QgsProject.instance().addMapLayer(rlayer)
else: self.bar.pushMessage("Error",
QCoreApplication.translate("geopunt4QgisElevationDialog", "Kan WMS niet laden"),
level=Qgis.Critical, duration=10)
except:
self.bar.pushMessage("Error", str( sys.exc_info()[1] ), level=Qgis.Critical, duration=10)
return
def plot(self):
if self.Rubberline == None: return
wgsLine = self.gh.prjLineFromMapCrs( self.Rubberline.asGeometry() )
lineString = [ list(n) for n in wgsLine.asPolyline()]
nrSamples = self.ui.nrOfSampleSpin.value()
#try:
self.profile = self.elevation.fetchElevaton( lineString, 4326, nrSamples)
#except geopuntError as ge:
# self.bar.pushMessage("Error", ge.message, level=Qgis.Critical, duration=10)
# return
if np.max( [n[0] for n in self.profile ] ) > 1000: self.xscaleUnit = (0.001 , "km" )
else: self.xscaleUnit = (1 , "m" )
xdata = np.array( [n[0] for n in self.profile ] ) * self.xscaleUnit[0]
ydata = np.array( [n[3] for n in self.profile ] )
#need at least 3 values
if len(xdata) <= 2 or len([n for n in self.profile if n[3] > -9999 ]) <= 2:
self.bar.pushMessage("Error",
QCoreApplication.translate(
"geopunt4QgisElevationDialog", "Er werd geen of onvoldoende data gevonden"),
level=Qgis.Warning, duration=5)
self.profile = None
return
ymin = np.min( [n[3] for n in self.profile if n[3] > -9999 ] )
ymax = np.max( ydata )
# create an axis
self.ax = self.figure.add_subplot(111)
# discards the old graph
self.ax.hold(False)
# plot data
self.ax.plot( xdata, ydata,'r*')
self.ax.fill_between(xdata, ydata, -9999, color='#F8E6E0' )
self.ax.set_ylim([ymin , ymax])
self.ax.set_xlim([0 , None ])
self.ax.set_ylabel("hoogte (m)")
self.ax.set_xlabel("afstand (%s)" % self.xscaleUnit[1] )
self.ax.set_title("Hoogteprofiel " + str( self.counter) )
# refresh canvas
self.figure.tight_layout()
self.canvas.draw()
def callBack(self, geom):
self.iface.mapCanvas().unsetMapTool(self.tool)
self.Rubberline = geom
self.showNormal()
self.activateWindow()
self.plot()
self.ui.saveWgt.setEnabled(True)
def setMapPt(self, dist=None ):
if self.pt: self.iface.mapCanvas().scene().removeItem(self.pt)
if dist==None: return
if self.Rubberline == None: return
# dist is measured in lambert 72 in meters
lb72Line = self.gh.prjLineFromMapCrs( self.Rubberline.asGeometry() , 31370 )
lb72pt = lb72Line.interpolate(dist).asPoint()
pt = self.gh.prjPtToMapCrs(lb72pt, 31370)
self.pt = QgsVertexMarker(self.iface.mapCanvas())
self.pt.setCenter( pt )
self.pt.setColor(QColor(0,255,250))
self.pt.setIconSize(5)
self.pt.setIconType(QgsVertexMarker.ICON_BOX ) # or ICON_CROSS, ICON_X
self.pt.setPenWidth(7)
if self.xscaleUnit[0] != 1:
msg= "lengte= %s %s" % (round( dist * self.xscaleUnit[0], 2) , self.xscaleUnit[1])
else:
msg= "lengte= %s %s" % (int( dist * self.xscaleUnit[0]) , self.xscaleUnit[1])
self.ui.mgsLbl.setText( msg )
def clean(self):
if self.pt:
self.iface.mapCanvas().scene().removeItem(self.pt)
if self.Rubberline:
self.iface.mapCanvas().scene().removeItem(self.Rubberline)
if self.ano:
self.ano.remove()
self.ano = None
if self.anoLbl:
self.anoLbl.remove()
self.anoLbl = None
if self.ax:
self.ax.hold(False)
self.ax.clear()
self.ax = None
self.figure.clf()
self.canvas.draw()
self.ui.saveWgt.setEnabled(False)
self.profile = None
self.Rubberline = None
self.ui.mgsLbl.setText("")
class QGISRedCreatePipeTool(QgsMapTool):
def __init__(self, button, iface, projectDirectory, netwName, method):
QgsMapTool.__init__(self, iface.mapCanvas())
self.iface = iface
self.ProjectDirectory = projectDirectory
self.NetworkName = netwName
self.method = method
self.setAction(button)
self.startMarker = QgsVertexMarker(self.iface.mapCanvas())
self.startMarker.setColor(QColor(255, 87, 51))
self.startMarker.setIconSize(15)
self.startMarker.setIconType(
QgsVertexMarker.ICON_BOX) # or ICON_CROSS, ICON_X
self.startMarker.setPenWidth(3)
self.startMarker.hide()
self.endMarker = QgsVertexMarker(self.iface.mapCanvas())
self.endMarker.setColor(QColor(255, 87, 51))
self.endMarker.setIconSize(15)
self.endMarker.setIconType(
QgsVertexMarker.ICON_BOX) # or ICON_CROSS, ICON_X
self.endMarker.setPenWidth(3)
self.endMarker.hide()
self.snapper = None
self.rubberBand1 = None
self.rubberBand2 = None
self.resetProperties()
def activate(self):
QgsMapTool.activate(self)
# Snapping
self.snapper = QgsMapCanvasSnappingUtils(self.iface.mapCanvas())
self.snapper.setMapSettings(self.iface.mapCanvas().mapSettings())
config = QgsSnappingConfig(QgsProject.instance())
config.setType(1) # Vertex
config.setMode(2) # All layers
config.setTolerance(10)
config.setUnits(1) # Pixels
config.setEnabled(True)
self.snapper.setConfig(config)
def deactivate(self):
self.resetProperties()
QgsMapTool.deactivate(self)
def isZoomTool(self):
return False
def isTransient(self):
return False
def isEditTool(self):
return True
"""Methods"""
def resetProperties(self):
# self.toolbarButton.setChecked(False)
if self.rubberBand1 is not None:
self.iface.mapCanvas().scene().removeItem(self.rubberBand1)
if self.rubberBand2 is not None:
self.iface.mapCanvas().scene().removeItem(self.rubberBand2)
self.startMarker.hide()
self.endMarker.hide()
self.mousePoints = []
self.firstClicked = False
self.objectSnapped = None
self.rubberBand1 = None
self.rubberBand2 = None
def createRubberBand(self, points):
myPoints1 = []
for p in points:
myPoints1.append(QgsPoint(p.x(), p.y()))
myPoints1.remove(myPoints1[-1])
if self.rubberBand1 is not None:
self.iface.mapCanvas().scene().removeItem(self.rubberBand1)
self.rubberBand1 = QgsRubberBand(self.iface.mapCanvas(), False)
self.rubberBand1.setToGeometry(QgsGeometry.fromPolyline(myPoints1),
None)
self.rubberBand1.setColor(QColor(240, 40, 40))
self.rubberBand1.setWidth(1)
self.rubberBand1.setLineStyle(Qt.SolidLine)
myPoints2 = []
myPoints2.append(QgsPoint(points[-2].x(), points[-2].y()))
myPoints2.append(QgsPoint(points[-1].x(), points[-1].y()))
if self.rubberBand2 is not None:
self.iface.mapCanvas().scene().removeItem(self.rubberBand2)
self.rubberBand2 = QgsRubberBand(self.iface.mapCanvas(), False)
self.rubberBand2.setToGeometry(QgsGeometry.fromPolyline(myPoints2),
None)
self.rubberBand2.setColor(QColor(240, 40, 40))
self.rubberBand2.setWidth(1)
self.rubberBand2.setLineStyle(Qt.DashLine)
"""Events"""
def canvasPressEvent(self, event):
if event.button() == Qt.LeftButton:
if not self.firstClicked:
self.firstClicked = True
point = self.toMapCoordinates(event.pos())
if self.objectSnapped is not None:
point = self.objectSnapped.point()
self.mousePoints.append(point)
self.mousePoints.append(point)
else:
self.mousePoints.append(self.mousePoints[-1])
self.createRubberBand(self.mousePoints)
if event.button() == Qt.RightButton:
self.mousePoints.remove(self.mousePoints[-1])
if self.firstClicked:
if (len(self.mousePoints) == 2
and self.mousePoints[0] == self.mousePoints[1]):
createdPipe = False
elif len(self.mousePoints) < 2:
createdPipe = False
else:
createdPipe = True
if createdPipe:
self.method(self.mousePoints)
self.resetProperties()
def canvasMoveEvent(self, event):
# Mouse not clicked
if not self.firstClicked:
match = self.snapper.snapToMap(self.toMapCoordinates(event.pos()))
if match.isValid():
self.objectSnapped = match
self.startMarker.setCenter(
QgsPointXY(match.point().x(),
match.point().y()))
self.startMarker.show()
else:
self.objectSnapped = None
self.startMarker.hide()
# Mouse clicked
else:
point = self.toMapCoordinates(event.pos())
match = self.snapper.snapToMap(point)
if match.isValid():
self.objectSnapped = match
self.endMarker.setCenter(
QgsPointXY(match.point().x(),
match.point().y()))
self.endMarker.show()
self.mousePoints[-1] = match.point()
else:
self.objectSnapped = None
self.endMarker.hide()
self.mousePoints[-1] = point
self.createRubberBand(self.mousePoints)
class ReverseGeocodeTool(QgsMapTool):
def __init__(self, iface, settings):
self.canvas = iface.mapCanvas()
QgsMapTool.__init__(self, self.canvas)
self.iface = iface
self.settings = settings
self.reverseGeoCodeDialog = ReverseGeocodeDialog(
self, self.iface, self.iface.mainWindow())
self.iface.addDockWidget(Qt.TopDockWidgetArea,
self.reverseGeoCodeDialog)
self.reverseGeoCodeDialog.hide()
self.epsg4326 = QgsCoordinateReferenceSystem('EPSG:4326')
self.marker = None
# Set up a polygon/line rubber band
self.rubber = QgsRubberBand(self.canvas)
self.rubber.setColor(QColor(255, 70, 0, 200))
self.rubber.setWidth(5)
self.rubber.setBrushStyle(Qt.NoBrush)
def activate(self):
'''When activated set the cursor to a crosshair.'''
self.canvas.setCursor(Qt.CrossCursor)
self.show()
def unload(self):
self.iface.removeDockWidget(self.reverseGeoCodeDialog)
self.reverseGeoCodeDialog = None
if self.rubber:
self.canvas.scene().removeItem(self.rubber)
del self.rubber
self.removeMarker()
def addMarker(self, lat, lon):
if self.marker:
self.removeMarker()
canvasCrs = self.canvas.mapSettings().destinationCrs()
transform = QgsCoordinateTransform(self.epsg4326, canvasCrs,
QgsProject.instance())
center = transform.transform(lon, lat)
self.marker = QgsVertexMarker(self.canvas)
self.marker.setCenter(center)
self.marker.setColor(QColor(255, 70, 0))
self.marker.setIconSize(15)
self.marker.setIconType(QgsVertexMarker.ICON_X)
self.marker.setPenWidth(3)
self.marker.show()
def removeMarker(self):
if self.marker:
self.canvas.scene().removeItem(self.marker)
self.marker = None
def clearSelection(self):
self.removeMarker()
self.rubber.reset()
def transform_geom(self, geometry):
canvasCrs = self.canvas.mapSettings().destinationCrs()
geom = QgsGeometry(geometry)
geom.transform(
QgsCoordinateTransform(self.epsg4326, canvasCrs,
QgsProject.instance()))
return geom
def show(self):
self.reverseGeoCodeDialog.show()
def request(self, url):
fetcher = QgsNetworkContentFetcher()
fetcher.fetchContent(QUrl(url))
evloop = QEventLoop()
fetcher.finished.connect(evloop.quit)
evloop.exec_(QEventLoop.ExcludeUserInputEvents)
fetcher.finished.disconnect(evloop.quit)
return fetcher.contentAsString()
def canvasReleaseEvent(self, event):
# Make sure the point is transfored to 4326
self.clearSelection()
pt = self.toMapCoordinates(event.pos())
canvasCRS = self.canvas.mapSettings().destinationCrs()
transform = QgsCoordinateTransform(canvasCRS, self.epsg4326,
QgsProject.instance())
pt = transform.transform(pt.x(), pt.y())
url = '{}?format=json&lat={:f}&lon={:f}&zoom={:d}&addressdetails=0&polygon_text=1'.format(
self.settings.reverseURL(), pt.y(), pt.x(),
self.settings.levelOfDetail)
# print( url )
jsondata = self.request(url)
try:
jd = json.loads(jsondata)
try:
display_name = jd['display_name']
self.setText(display_name)
except KeyError:
self.setText("[Could not find address]")
try:
wkt = jd['geotext']
geometry = QgsGeometry.fromWkt(wkt)
if geometry.wkbType() == QgsWkbTypes.Point:
pt = geometry.asPoint()
lon = pt.x()
lat = pt.y()
self.addMarker(lat, lon)
else:
geometry = self.transform_geom(geometry)
self.rubber.addGeometry(geometry, None)
self.rubber.show()
except KeyError:
try:
lon = float(jd['lon'])
lat = float(jd['lat'])
self.addMarker(lat, lon)
except:
pass
except Exception:
self.setText("Error: " + jsondata)
if not self.reverseGeoCodeDialog.isVisible():
self.show()
def setText(self, text):
self.reverseGeoCodeDialog.addressLineEdit.setText(text)
class mapillary_cursor():
def transformToWGS84(self, pPoint):
# transformation from the current SRS to WGS84
crcMappaCorrente = self.iface.mapCanvas().mapSettings().destinationCrs() # get current crs
crsSrc = crcMappaCorrente
crsDest = QgsCoordinateReferenceSystem(4326) # WGS 84
xform = QgsCoordinateTransform(crsSrc, crsDest, QgsProject.instance())
return xform.transform(pPoint) # forward transformation: src -> dest
def transformToCurrentSRS(self, pPoint):
# transformation from the current SRS to WGS84
crcMappaCorrente = self.iface.mapCanvas().mapSettings().destinationCrs() # get current crs
crsDest = crcMappaCorrente
crsSrc = QgsCoordinateReferenceSystem(4326) # WGS 84
xform = QgsCoordinateTransform(crsSrc, crsDest, QgsProject.instance())
return xform.transform(pPoint) # forward transformation: src -> dest
def __init__(self,parentInstance):
self.parentInstance = parentInstance
self.iface = parentInstance.iface
self.mapCanvas = self.iface.mapCanvas()
self.lineOfSight = QgsRubberBand(self.mapCanvas, QgsWkbTypes.LineGeometry)
self.sightDirection = QgsRubberBand(self.mapCanvas, QgsWkbTypes.LineGeometry)
self.pointOfView = QgsVertexMarker(self.mapCanvas)
self.cursor = QgsVertexMarker(self.mapCanvas)
self.sightDirection.setColor(QColor(CURSOR_COLOR))
self.lineOfSight.setColor(QColor(CURSOR_COLOR))
self.pointOfView.setColor(QColor(CURSOR_COLOR))
self.cursor.setColor(QColor(CURSOR_COLOR))
self.lineOfSight.setWidth(2)
self.sightDirection.setWidth(1)
self.sightDirection.setLineStyle(Qt.DashLine)
self.pointOfView.setIconType(QgsRubberBand.ICON_CIRCLE)
self.cursor.setIconType(QgsRubberBand.ICON_CIRCLE)
self.pointOfView.setIconSize(20)
self.cursor.setIconSize(20)
self.cursor.setPenWidth(2)
self.pointOfView.setPenWidth(2)
self.samples_datasource = ''
#self.update_ds(self.parentInstance.sample_settings.settings['sample_source'])
def getSamplesLayer(self, samples_datasource):
if samples_datasource != 'memory':
if not os.path.exists(samples_datasource):
self.create_datasource_from_template(samples_datasource)
samples_lyr = QgsVectorLayer(samples_datasource, SAMPLES_LAYER_NAME, 'ogr')
else:
samples_lyr = QgsVectorLayer("Point?crs=epsg:4326&index=yes", SAMPLES_LAYER_NAME, 'memory')
self.checkForTemplateFields(samples_lyr)
return samples_lyr
def getFieldFromDefinition(self, field_type):
type_pack = field_type[1].split("|")
if field_type[2]:
comment = field_type[2]
else:
comment = field_type[0]
return QgsField(name=field_type[0], type=int(type_pack[0]), len=int(type_pack[1]), prec=int(type_pack[2]),comment=comment)
def checkForTemplateFields(self, layer):
layerFieldNamesList = []
for field in layer.fields().toList():
layerFieldNamesList.append(field.name())
for fieldDef in FIELDS_TEMPLATE:
if not fieldDef[0] in layerFieldNamesList:
layer.startEditing()
layer.addAttribute(self.getFieldFromDefinition(fieldDef))
layer.commitChanges()
def update_ds(self,ds):
if self.samples_datasource != ds:
self.samples_datasource = ds
self.samplesLayer = self.getSamplesLayer(ds)
self.samplesLayer.triggerRepaint()
self.samplesLayer.loadNamedStyle(os.path.join(os.path.dirname(__file__), "res", "mapillary_samples.qml"))
self.samplesLayer.featureAdded.connect(self.newAddedFeat)
def create_datasource_from_template(self, datasource):
fieldSet = QgsFields()
for fieldDef in FIELDS_TEMPLATE:
fieldSet.append(self.getFieldFromDefinition(fieldDef))
writer = QgsVectorFileWriter(datasource, 'UTF-8', fieldSet, QgsWkbTypes.Point, QgsCoordinateReferenceSystem(4326),"ESRI Shapefile")
if writer.hasError():
print ("error",writer.errorMessage())
del writer
def draw(self,pointOfView_coords,orig_pointOfView_coords,cursor_coords,endOfSight_coords):
self.cursor.show()
self.pointOfView.show()
self.lineOfSight.reset()
self.sightDirection.reset()
pointOfView = self.transformToCurrentSRS(QgsPointXY(pointOfView_coords[1],pointOfView_coords[0]))
cursor = self.transformToCurrentSRS(QgsPointXY(cursor_coords[1],cursor_coords[0]))
endOfSight = self.transformToCurrentSRS(QgsPointXY(endOfSight_coords[1],endOfSight_coords[0]))
self.pointOfView.setCenter (pointOfView)
self.cursor.setCenter (cursor)
self.lineOfSight.addPoint(pointOfView)
self.lineOfSight.addPoint(cursor)
self.sightDirection.addPoint(pointOfView)
self.sightDirection.addPoint(endOfSight)
self.cursor.updatePosition()
def delete(self):
self.cursor.hide()
self.pointOfView.hide()
self.lineOfSight.reset()
self.sightDirection.reset()
def addSampleLayerToCanvas(self):
if not QgsProject.instance().mapLayer(self.samplesLayer.id()):
QgsProject.instance().addMapLayer(self.samplesLayer)
self.restoreMarkers()
def sample(self, type, id,key,sample_coords, img_coords=None):
self.samplesLayer.startEditing()
samplePoint = QgsPointXY(sample_coords[1],sample_coords[0])
#sampleDevicePoint = self.iface.mapCanvas().getCoordinateTransform().transform(samplePoint.x(),samplePoint.y())
self.addSampleLayerToCanvas()
sampleFeat = QgsFeature(self.samplesLayer.fields())
sampleFeat['type'] = type
sampleFeat['id'] = id
sampleFeat['key'] = key
if img_coords:
sampleFeat['img_coords'] = img_coords
sampleFeat.setGeometry(QgsGeometry.fromPointXY(samplePoint))
#self.samplesLayer.dataProvider().addFeatures([sampleFeat])
print ('',self.samplesLayer.addFeature(sampleFeat))
self.samplesLayer.commitChanges()
def newAddedFeat(self,featId):
if featId < 0:
return
self.samplesLayer.triggerRepaint()
if self.parentInstance.sample_settings.settings['auto_open_form']:
newFeat = self.samplesLayer.getFeature(featId)
self.parentInstance.samples_form.open(newFeat)
def getSamplesList(self):
samples = []
id = 1
for feat in self.samplesLayer.getFeatures():
samples.append({
"id":id,
"latLon":{
'lat':feat.geometry().asPoint().y(),
'lon':feat.geometry().asPoint().x(),
}
})
def restoreTags(self,key):
exp = QgsExpression('"type" = \'tag\' and "key" = \'%s\'' % key)
tags = []
for feat in self.samplesLayer.getFeatures(QgsFeatureRequest(exp)):
if feat['cat']:
color = self.parentInstance.sample_settings.settings['categories'][str(feat['cat'])]
else:
color = '#ffffff'
tags.append({
'id': str(feat['id']),
'key': str(feat['key']),
'note': str(feat['note']),
'cat': str(feat['cat']),
'color': color,
'geometry': json.loads(feat['img_coords'])
})
return tags
def editSample(self,type,key,id):
exp = QgsExpression('"type" = \'%s\' and "key" = \'%s\' and "id" = \'%s\'' % (type,key,id))
for feat in self.samplesLayer.getFeatures(QgsFeatureRequest(exp)):
self.parentInstance.samples_form.open(feat)
def moveMarker(self,key,id,sample_coords):
exp = QgsExpression('"type" = \'marker\' and "key" = \'%s\' and "id" = \'%s\'' % (key,id))
for feat in self.samplesLayer.getFeatures(QgsFeatureRequest(exp)):
samplePoint = QgsPointXY(sample_coords[1], sample_coords[0])
self.samplesLayer.startEditing()
self.samplesLayer.changeGeometry(feat.id(),QgsGeometry.fromPointXY(samplePoint))
self.samplesLayer.commitChanges()
self.samplesLayer.triggerRepaint()
def restoreMarkers(self):
if self.parentInstance.sample_settings.settings['sample_source'] != 'memory':
exp = QgsExpression('"type" = \'marker\'')
markersDef = []
for feat in self.samplesLayer.getFeatures(QgsFeatureRequest(exp)):
if feat['cat']:
color = self.parentInstance.sample_settings.settings['categories'][str(feat['cat'])]
else:
color = '#ffffff'
markersDef.append({
'key': str(feat['key']),
'id': str(feat['id']),
'color': color,
'loc': {
'lon': feat.geometry().asPoint().x(),
'lat': feat.geometry().asPoint().y()
}
})
self.parentInstance.viewer.addMarkers(markersDef)
class ShowOnMapTool(QgsMapToolEmitPoint):
'''Class to interact with the map canvas to capture the coordinate
when the mouse button is pressed and to display the coordinate in
in the status bar.'''
def __init__(self, iface):
QgsMapToolEmitPoint.__init__(self, iface.mapCanvas())
self.iface = iface
self.canvas = iface.mapCanvas()
self.canvasClicked.connect(self.clicked)
self.marker = None
def activate(self):
'''When activated set the cursor to a crosshair.'''
self.canvas.setCursor(Qt.CrossCursor)
def deactivate(self):
self.removeMarker()
def clicked(self, pt, b):
'''Capture the coordinate when the mouse button has been released,
format it, and copy it to the clipboard.'''
if settings.externalMapShowLocation:
if self.marker is None:
self.marker = QgsVertexMarker(self.canvas)
self.marker.setIconSize(18)
self.marker.setPenWidth(2)
self.marker.setIconType(QgsVertexMarker.ICON_CROSS)
self.marker.setCenter(pt)
else:
self.removeMarker();
canvasCRS = self.canvas.mapSettings().destinationCrs()
transform = QgsCoordinateTransform(canvasCRS, epsg4326, QgsProject.instance())
pt4326 = transform.transform(pt.x(), pt.y())
lat = pt4326.y()
lon = pt4326.x()
if settings.googleEarthMapProvider():
f = tempfile.NamedTemporaryFile(mode='w', suffix=".kml", delete=False)
f.write('<?xml version="1.0" encoding="UTF-8"?>')
f.write('<kml xmlns="http://www.opengis.net/kml/2.2" xmlns:gx="http://www.google.com/kml/ext/2.2" xmlns:kml="http://www.opengis.net/kml/2.2" xmlns:atom="http://www.w3.org/2005/Atom">')
f.write('<Document>')
f.write(' <name>QGIS Location</name>')
f.write(' <description>{:.8f}, {:.8f}</description>'.format(lon, lat))
f.write(' <Placemark>')
f.write(' <name>QGIS Location</name>')
f.write(' <Point>')
f.write(' <coordinates>{:.8f},{:.8f},0</coordinates>'.format(lon, lat))
f.write(' </Point>')
f.write(' </Placemark>')
f.write('</Document>')
f.write('</kml>')
f.close()
if platform.system() == 'Windows':
os.startfile(f.name)
else:
webbrowser.open(f.name)
self.iface.messageBar().pushMessage("", "Viewing Coordinate %f,%f in Google Earth" % (lat, lon), level=Qgis.Info, duration=3)
else:
mapprovider = settings.getMapProviderString(lat, lon)
url = QUrl(mapprovider).toString()
webbrowser.open(url, new=2)
self.iface.messageBar().pushMessage("", "Viewing Coordinate %f,%f in external map" % (lat, lon), level=Qgis.Info, duration=3)
def removeMarker(self):
if self.marker is not None:
self.canvas.scene().removeItem(self.marker)
self.marker = None
class DeleteNodeMapTool(ParentMapTool):
''' Button 17. User select one node.
Execute SQL function: 'gw_fct_delete_node' '''
def __init__(self, iface, settings, action, index_action):
''' Class constructor '''
# Call ParentMapTool constructor
super(DeleteNodeMapTool, self).__init__(iface, settings, action, index_action)
# Vertex marker
self.vertexMarker = QgsVertexMarker(self.canvas)
self.vertexMarker.setColor(QColor(255, 25, 25))
self.vertexMarker.setIconSize(12)
self.vertexMarker.setIconType(QgsVertexMarker.ICON_CIRCLE) # or ICON_CROSS, ICON_X
self.vertexMarker.setPenWidth(5)
''' QgsMapTools inherited event functions '''
def canvasMoveEvent(self, event):
# Hide highlight
self.vertexMarker.hide()
# Get the click
x = event.pos().x()
y = event.pos().y()
eventPoint = QPoint(x, y)
# Snapping
(retval, result) = self.snapper.snapToBackgroundLayers(eventPoint) # @UnusedVariable
# That's the snapped point
if result <> []:
# Check Arc or Node
for snapPoint in result:
if snapPoint.layer.name() == self.layer_node.name():
# Get the point
point = QgsPoint(result[0].snappedVertex)
# Add marker
self.vertexMarker.setCenter(point)
self.vertexMarker.show()
break
def canvasReleaseEvent(self, event):
# With left click the digitizing is finished
if event.button() == Qt.LeftButton:
# Get the click
x = event.pos().x()
y = event.pos().y()
eventPoint = QPoint(x, y)
snappFeat = None
# Snapping
(retval, result) = self.snapper.snapToBackgroundLayers(eventPoint) # @UnusedVariable
# That's the snapped point
if result <> []:
# Check Arc or Node
for snapPoint in result:
if snapPoint.layer.name() == self.layer_node.name():
# Get the point
point = QgsPoint(result[0].snappedVertex)
snappFeat = next(
result[0].layer.getFeatures(QgsFeatureRequest().setFilterFid(result[0].snappedAtGeometry)))
break
if snappFeat is not None:
# Get selected features and layer type: 'node'
feature = snappFeat
node_id = feature.attribute('node_id')
# Execute SQL function and show result to the user
function_name = "gw_fct_delete_node"
sql = "SELECT " + self.schema_name + "." + function_name + "('" + str(node_id) + "');"
status = self.controller.execute_sql(sql)
if status:
message = "Node deleted successfully"
self.controller.show_warning(message, context_name='ui_message' )
# Refresh map canvas
self.iface.mapCanvas().refresh()
def activate(self):
# Check button
self.action().setChecked(True)
# Store user snapping configuration
self.snapperManager.storeSnappingOptions()
# Clear snapping
self.snapperManager.clearSnapping()
# Set snapping to node
self.snapperManager.snapToNode()
# Change cursor
self.canvas.setCursor(self.cursor)
# Show help message when action is activated
if self.show_help:
message = "Select the node inside a pipe by clicking on it and it will be removed"
self.controller.show_warning(message, context_name='ui_message')
# Control current layer (due to QGIS bug in snapping system)
try:
if self.canvas.currentLayer().type() == QgsMapLayer.VectorLayer:
self.canvas.setCurrentLayer(self.layer_node)
except:
self.canvas.setCurrentLayer(self.layer_node)
def deactivate(self):
# Check button
self.action().setChecked(False)
# Restore previous snapping
self.snapperManager.recoverSnappingOptions()
# Recover cursor
self.canvas.setCursor(self.stdCursor)
# Removehighlight
self.h = None
class gazetteerSearch:
def __init__(self, iface):
self.dock = None
self.results = []
# Save reference to the QGIS interface
self.iface = iface
self.iface.newProjectCreated.connect(self._hideMarker)
self.iface.projectRead.connect(self._hideMarker)
self.canvas = self.iface.mapCanvas()
self.marker = QgsVertexMarker(self.iface.mapCanvas())
self.marker.setIconSize(20)
self.marker.setPenWidth(3)
self.marker.setIconType(QgsVertexMarker.ICON_CROSS)
self.marker.hide()
# Create the dialog and keep reference
self.widget = gazetteerSearchDialog()
self.widget.runSearch.connect(self.runSearch)
self.widget.ui.clearButton.pressed.connect(self.clearResults)
self.widget.zoomRequested.connect(self.zoomTo)
# initialize plugin directory
self.plugin_dir = QFileInfo(QgsApplication.qgisUserDbFilePath()).path() + "/python/plugins/gazetteersearch"
# initialize locale
localePath = ""
if QGis.QGIS_VERSION_INT < 10900:
locale = QSettings().value("locale/userLocale").toString()[0:2]
else:
locale = QSettings().value("locale/userLocale")[0:2]
if QFileInfo(self.plugin_dir).exists():
localePath = self.plugin_dir + "/i18n/gazetteersearch_" + locale + ".qm"
if QFileInfo(localePath).exists():
self.translator = QTranslator()
self.translator.load(localePath)
if qVersion() > '4.3.3':
QCoreApplication.installTranslator(self.translator)
def initGui(self):
# Create action that will start plugin configuration
self.action = QAction(QIcon(":/plugins/gazetteersearch/icon.png"), \
u"Gazetteer Search", self.iface.mainWindow())
# connect the action to the run method
self.action.triggered.connect(self.run)
# Add toolbar button and menu item
self.iface.addToolBarIcon(self.action)
self.iface.addPluginToMenu(u"&Gazetteer Search", self.action)
def unload(self):
# Remove the plugin menu item and icon
self.iface.removePluginMenu(u"&Gazetteer Search",self.action)
self.iface.removeToolBarIcon(self.action)
self.iface.mapCanvas().scene().removeItem(self.marker)
self.marker = None
def _hideMarker(self):
self.marker.hide()
# run method that performs all the real work
def run(self):
if not self.dock:
self.dock = QDockWidget("Gazetteer Search", self.iface.mainWindow())
self.dock.setWidget(self.widget)
self.iface.addDockWidget(Qt.RightDockWidgetArea, self.dock)
self.gazetteers = common.getGazetteers()
for gazetter in self.gazetteers.iterkeys():
self.widget.addGazetter(gazetter)
if len(self.gazetteers) == 1:
self.widget.hideGazetteers()
else:
self.dock.show()
def runSearch(self, searchString, selectedGazetteer):
searchString = searchString.encode('utf-8')
gazetteer_config = self.gazetteers[str(selectedGazetteer)]
gazetteer = self.getGazetteerModule(gazetteer_config)
url = common.prepareURL(gazetteer.url, gazetteer.params, searchString)
def callback(data):
try:
self.results = list(gazetteer.parseRequestResults(data, self.iface))
except:
self.results = []
if len(self.results) == 0:
self.widget.addError('No results found for "%s"' % searchString)
for res in self.results:
self.widget.addResult(res.description)
common.search(url, callback)
def clearResults(self):
self.widget.clearResults()
self.marker.hide()
def getGazetteerModule(self, config):
gazetteer_module = config['gazetteer']
imported_gazetteer = import_module('gazetteersearch.gazetteers.%s' % gazetteer_module)
return imported_gazetteer
def zoomTo(self, name):
for res in self.results:
if unicode(res.description) == unicode(name):
dest_crs = self.canvas.mapRenderer().destinationCrs()
if QGis.QGIS_VERSION_INT < 10900:
src_crs = QgsCoordinateReferenceSystem()
src_crs.createFromEpsg(res.epsg)
else:
src_crs = QgsCoordinateReferenceSystem(res.epsg, QgsCoordinateReferenceSystem.EpsgCrsId)
transform = QgsCoordinateTransform(src_crs, dest_crs)
new_point = transform.transform(res.x, res.y)
x = new_point.x()
y = new_point.y()
self.canvas.setExtent(QgsRectangle(x,y,x,y))
self.canvas.zoomScale(res.zoom)
self.canvas.refresh()
self.marker.setCenter(new_point)
self.marker.show()
return
class rmVertexTool(QgsMapTool):
def __init__(self, canvas, layer, iface, action):
QgsMapTool.__init__(self, canvas)
self.canvas = canvas
self.layer = layer
self.iface = iface
self.action = action
self.rb = None
self.vx = None
self.threshold = float(QSettings().value('ale/threshold'))
def canvasPressEvent(self, event):
pass
def canvasMoveEvent(self, event):
if self.rb:
self.canvas.scene().removeItem(self.rb)
if self.vx:
self.canvas.scene().removeItem(self.vx)
layerPoint = self.toLayerCoordinates(self.layer, event.pos())
(closestPointID,
closestFeature) = finder.closestpoint(self.layer, layerPoint)
polyline = closestFeature.geometry().asPolyline()
shortestDistance = QgsGeometry.fromPointXY(
polyline[closestPointID]).distance(
QgsGeometry.fromPointXY(layerPoint))
if closestPointID and shortestDistance < self.threshold:
self.rb = QgsRubberBand(self.canvas, False)
linePart = polyline[closestPointID - 1:closestPointID + 2]
self.rb.setToGeometry(QgsGeometry.fromPolylineXY(linePart), None)
self.rb.setColor(QColor(0, 0, 255))
self.rb.setWidth(3)
self.vx = QgsVertexMarker(self.canvas)
self.vx.setCenter(QgsPointXY(polyline[closestPointID]))
self.vx.setColor(QColor(0, 255, 0))
self.vx.setIconSize(5)
self.vx.setIconType(
QgsVertexMarker.ICON_X) # or ICON_CROSS, ICON_BOX
self.vx.setPenWidth(3)
def canvasReleaseEvent(self, event):
layerPoint = self.toLayerCoordinates(self.layer, event.pos())
(closestPointID,
closestFeature) = finder.closestpoint(self.layer, layerPoint)
polyline = closestFeature.geometry().asPolyline()
shortestDistance = QgsGeometry.fromPointXY(
polyline[closestPointID]).distance(
QgsGeometry.fromPointXY(layerPoint))
if closestPointID and shortestDistance < self.threshold:
ftNew = QgsFeature()
ptsNew = polyline[closestPointID + 1:]
if len(ptsNew) > 1: # can be a linestring
plNew = QgsGeometry.fromPolylineXY(ptsNew)
ftNew.setGeometry(plNew)
pr = self.layer.dataProvider()
pr.addFeatures([ftNew])
ptsOld = polyline[:closestPointID]
if len(ptsOld) > 1: # can be a linestring
plOld = QgsGeometry.fromPolylineXY(ptsOld)
self.layer.changeGeometry(closestFeature.id(), plOld)
else:
self.layer.deleteFeature(closestFeature.id())
if self.rb:
self.canvas.scene().removeItem(self.rb)
if self.vx:
self.canvas.scene().removeItem(self.vx)
self.iface.mapCanvas().refresh()
def activate(self):
self.action.setChecked(True)
def deactivate(self):
if self.rb:
self.canvas.scene().removeItem(self.rb)
if self.vx:
self.canvas.scene().removeItem(self.vx)
self.action.setChecked(False)
def isZoomTool(self):
return False
def isTransient(self):
return False
def isEditTool(self):
return True
class gazetteerSearch:
def __init__(self, iface):
self.dock = None
self.results = []
# Save reference to the QGIS interface
self.iface = iface
self.iface.newProjectCreated.connect(self._hideMarker)
self.iface.projectRead.connect(self._hideMarker)
self.canvas = self.iface.mapCanvas()
self.marker = QgsVertexMarker(self.iface.mapCanvas())
self.marker.setIconSize(20)
self.marker.setPenWidth(3)
self.marker.setIconType(QgsVertexMarker.ICON_CROSS)
self.marker.hide()
# Create the dialog and keep reference
self.widget = gazetteerSearchDialog()
self.widget.runSearch.connect(self.runSearch)
self.widget.ui.clearButton.pressed.connect(self.clearResults)
self.widget.zoomRequested.connect(self.zoomTo)
# initialize plugin directory
self.plugin_dir = QFileInfo(QgsApplication.qgisUserDbFilePath()).path(
) + "/python/plugins/gazetteersearch"
# initialize locale
localePath = ""
locale = QSettings().value("locale/userLocale").toString()[0:2]
if QFileInfo(self.plugin_dir).exists():
localePath = self.plugin_dir + "/i18n/gazetteersearch_" + locale + ".qm"
if QFileInfo(localePath).exists():
self.translator = QTranslator()
self.translator.load(localePath)
if qVersion() > '4.3.3':
QCoreApplication.installTranslator(self.translator)
def initGui(self):
# Create action that will start plugin configuration
self.action = QAction(QIcon(":/plugins/gazetteersearch/icon.png"), \
u"Gazetteer Search", self.iface.mainWindow())
# connect the action to the run method
self.action.triggered.connect(self.run)
# Add toolbar button and menu item
self.iface.addToolBarIcon(self.action)
self.iface.addPluginToMenu(u"&Gazetteer Search", self.action)
def unload(self):
# Remove the plugin menu item and icon
self.iface.removePluginMenu(u"&Gazetteer Search", self.action)
self.iface.removeToolBarIcon(self.action)
self.iface.mapCanvas().scene().removeItem(self.marker)
self.marker = None
def _hideMarker(self):
self.marker.hide()
# run method that performs all the real work
def run(self):
if not self.dock:
self.dock = QDockWidget("Gazetteer Search",
self.iface.mainWindow())
self.dock.setWidget(self.widget)
self.iface.addDockWidget(Qt.RightDockWidgetArea, self.dock)
self.gazetteers = common.getGazetteers()
for gazetter in self.gazetteers.iterkeys():
self.widget.addGazetter(gazetter)
if len(self.gazetteers) == 1:
self.widget.hideGazetteers()
else:
self.dock.show()
def runSearch(self, searchString, selectedGazetteer):
gazetteer_config = self.gazetteers[str(selectedGazetteer)]
gazetteer = self.getGazetteerModule(gazetteer_config)
url = common.prepareURL(gazetteer.url, gazetteer.params, searchString)
data = common.search(url)
try:
self.results = list(gazetteer.parseRequestResults(data))
except ValueError:
self.results = []
if len(self.results) == 0:
self.widget.addError('No results found for "%s"' % searchString)
for res in self.results:
self.widget.addResult(res.description)
def clearResults(self):
self.widget.clearResults()
self.marker.hide()
def getGazetteerModule(self, config):
gazetteer_module = config['gazetteer']
imported_gazetteer = import_module('gazetteers.%s' % gazetteer_module)
return imported_gazetteer
def zoomTo(self, name):
for res in self.results:
if unicode(res.description) == unicode(name):
dest_crs = self.canvas.mapRenderer().destinationCrs()
src_crs = QgsCoordinateReferenceSystem()
src_crs.createFromEpsg(res.epsg)
transform = QgsCoordinateTransform(src_crs, dest_crs)
new_point = transform.transform(res.x, res.y)
x = new_point.x()
y = new_point.y()
self.canvas.setExtent(QgsRectangle(x, y, x, y))
self.canvas.zoomScale(res.zoom)
self.canvas.refresh()
self.marker.setCenter(new_point)
self.marker.show()
return
class W3WCoordInputDialog(QDockWidget):
def __init__(self, canvas, parent):
self.canvas = canvas
self.marker = None
QDockWidget.__init__(self, parent)
self.setAllowedAreas(Qt.TopDockWidgetArea)
self.initGui()
def setApiKey(self, apikey):
self.w3w = what3words(apikey=apikey)
def initGui(self):
self.setWindowTitle("Zoom to 3 word address")
self.label = QLabel('3 Word Address')
self.coordBox = QLineEdit()
self.coordBox.returnPressed.connect(self.zoomToPressed)
self.zoomToButton = QPushButton("Zoom to")
self.zoomToButton.clicked.connect(self.zoomToPressed)
self.removeMarkerButton = QPushButton("Remove marker")
self.removeMarkerButton.clicked.connect(self.removeMarker)
self.removeMarkerButton.setDisabled(True)
self.hlayout = QHBoxLayout()
self.hlayout.setSpacing(6)
self.hlayout.setMargin(9)
self.hlayout.addWidget(self.label)
self.hlayout.addWidget(self.coordBox)
self.hlayout.addWidget(self.zoomToButton)
self.hlayout.addWidget(self.removeMarkerButton)
self.dockWidgetContents = QWidget()
self.dockWidgetContents.setLayout(self.hlayout)
self.setWidget(self.dockWidgetContents)
def zoomToPressed(self):
try:
w3wCoord = str(self.coordBox.text()).replace(" ", "")
QApplication.setOverrideCursor(QCursor(Qt.WaitCursor))
json = self.w3w.forwardGeocode(w3wCoord)
lat = float(json["geometry"]["lat"])
lon = float(json["geometry"]["lng"])
canvasCrs = self.canvas.mapSettings().destinationCrs()
epsg4326 = QgsCoordinateReferenceSystem("EPSG:4326")
transform4326 = QgsCoordinateTransform(epsg4326, canvasCrs, QgsProject.instance())
center = transform4326.transform(lon, lat)
self.canvas.zoomByFactor(1, center)
self.canvas.refresh()
if self.marker is None:
self.marker = QgsVertexMarker(self.canvas)
self.marker.setCenter(center)
self.marker.setIconSize(8)
self.marker.setPenWidth(4)
self.removeMarkerButton.setDisabled(False)
self.coordBox.setStyleSheet("QLineEdit{background: white}")
except Exception as e:
raise
self.coordBox.setStyleSheet("QLineEdit{background: yellow}")
finally:
QApplication.restoreOverrideCursor()
def removeMarker(self):
self.canvas.scene().removeItem(self.marker)
self.marker = None
def closeEvent(self, evt):
if self.marker is not None:
self.canvas.scene().removeItem(self.marker)
self.marker = None
class MultipleSnapping(QgsMapTool):
canvasClicked = pyqtSignal()
def __init__(self, iface, controller, group):
""" Class constructor """
self.group_layers = group
self.iface = iface
self.canvas = self.iface.mapCanvas()
# Call superclass constructor and set current action
QgsMapTool.__init__(self, self.canvas)
self.controller = controller
self.rubber_band = QgsRubberBand(self.canvas, QGis.Polygon)
mFillColor = QColor(254, 178, 76, 63)
self.rubber_band.setColor(mFillColor)
self.rubber_band.setWidth(1)
self.reset()
self.snapper = QgsMapCanvasSnapper(self.canvas)
self.selected_features = []
# Vertex marker
self.vertex_marker = QgsVertexMarker(self.canvas)
self.vertex_marker.setColor(QColor(255, 0, 255))
self.vertex_marker.setIconSize(11)
self.vertex_marker.setIconType(
QgsVertexMarker.ICON_CROSS) # or ICON_CROSS, ICON_X, ICON_BOX
self.vertex_marker.setPenWidth(3)
def reset(self):
self.start_point = self.end_point = None
self.is_emitting_point = False
self.rubber_band.reset(QGis.Polygon)
def canvasPressEvent(self, e):
if e.button() == Qt.LeftButton:
self.start_point = self.toMapCoordinates(e.pos())
self.end_point = self.start_point
self.is_emitting_point = True
self.show_rect(self.start_point, self.end_point)
def canvasReleaseEvent(self, e):
self.is_emitting_point = False
r = self.rectangle()
# Use CTRL button to unselect features
key = QApplication.keyboardModifiers()
number_features = 0
if e.button() == Qt.LeftButton:
for layer in self.group_pointers:
# Check number of selections
#number_features = layer.selectedFeatureCount()
if r is not None:
# Selection by rectange
lRect = self.canvas.mapSettings().mapToLayerCoordinates(
layer, r)
layer.select(lRect,
True) # True for leave previous selection
# if CTRL pressed : unselect features
if key == Qt.ControlModifier:
layer.selectByRect(lRect, layer.RemoveFromSelection)
else:
# Selection one by one
x = e.pos().x()
y = e.pos().y()
eventPoint = QPoint(x, y)
(retval,
result) = self.snapper.snapToBackgroundLayers(eventPoint)
if result:
# Check feature
for snap_point in result:
# Get the point
#point = QgsPoint(snap_point.snappedVertex)
snapp_feat = next(
snap_point.layer.getFeatures(
QgsFeatureRequest().setFilterFid(
snap_point.snappedAtGeometry)))
# LEAVE SELECTION
snap_point.layer.select(
[snap_point.snappedAtGeometry])
self.rubber_band.hide()
def canvasMoveEvent(self, e):
if not self.is_emitting_point:
return
self.end_point = self.toMapCoordinates(e.pos())
self.show_rect(self.start_point, self.end_point)
def show_rect(self, start_point, end_point):
self.rubber_band.reset(QGis.Polygon)
if start_point.x() == end_point.x() or start_point.y() == end_point.y(
):
return
point1 = QgsPoint(start_point.x(), start_point.y())
point2 = QgsPoint(start_point.x(), end_point.y())
point3 = QgsPoint(end_point.x(), end_point.y())
point4 = QgsPoint(end_point.x(), start_point.y())
self.rubber_band.addPoint(point1, False)
self.rubber_band.addPoint(point2, False)
self.rubber_band.addPoint(point3, False)
self.rubber_band.addPoint(point4, True) # true to update canvas
self.rubber_band.show()
def rectangle(self):
if self.start_point is None or self.end_point is None:
return None
elif self.start_point.x() == self.end_point.x() or self.start_point.y(
) == self.end_point.y():
return None
return QgsRectangle(self.start_point, self.end_point)
def deactivate(self):
self.rubber_band.hide()
QgsMapTool.deactivate(self)
def activate(self):
self.group_layers = ["Wjoin", "Fountain", "Greentap", "Tap"]
self.group_pointers = []
for layer_name in self.group_layers:
layer = QgsMapLayerRegistry.instance().mapLayersByName(layer_name)
if layer:
layer = layer[0]
self.group_pointers.append(layer)
# Set active layer
self.layer_connec = None
self.layer_connec = QgsMapLayerRegistry.instance().mapLayersByName(
"Edit connec")[0]
self.iface.setActiveLayer(self.layer_connec)
self.canvas.connect(self.canvas,
SIGNAL("xyCoordinates(const QgsPoint&)"),
self.mouse_move)
def mouse_move(self, p):
map_point = self.canvas.getCoordinateTransform().transform(p)
x = map_point.x()
y = map_point.y()
event_point = QPoint(x, y)
# Snapping
(retval,
result) = self.snapper.snapToCurrentLayer(event_point,
2) # @UnusedVariable
# That's the snapped point
if result:
# Check feature
for snapPoint in result:
#self.controller.log_info(str(snapPoint))
if snapPoint.layer.name() == 'Edit connec':
point = QgsPoint(snapPoint.snappedVertex)
# Add marker
self.vertex_marker.setCenter(point)
self.vertex_marker.show()
else:
self.vertex_marker.hide()
class PdokServicesPlugin(object):
def __init__(self, iface):
# Save reference to the QGIS interface
self.iface = iface
# docked or dialog, defaults to dialog
# 2018 may: RD: deprecating Docked window, as the content is getting to big anyway
# if isinstance(QSettings().value("/pdokservicesplugin/docked"), QVariant):
# self.docked = QSettings().value("/pdokservicesplugin/docked", QVariant(False))
# else:
# self.docked = QSettings().value("/pdokservicesplugin/docked", False)
#
# # Create the dialog and keep reference
# if "True" == self.docked or "true" == self.docked or True is self.docked:
# self.dlg = PdokServicesPluginDockWidget()
# self.iface.addDockWidget(Qt.LeftDockWidgetArea, self.dlg)
# else:
# self.dlg = PdokServicesPluginDialog(parent=self.iface.mainWindow())
self.dlg = PdokServicesPluginDialog(parent=self.iface.mainWindow())
# initialize plugin directory
self.plugin_dir = QFileInfo(QgsApplication.qgisUserDatabaseFilePath()).path() + "/python/plugins/pdokservicesplugin"
self.currentLayer = None
self.SETTINGS_SECTION = '/pdokservicesplugin/'
self.pointer = None
self.pdokgeocoder = PDOKGeoLocator(self.iface)
self.geocoderSourceModel = None
def getSettingsValue(self, key, default=''):
if QSettings().contains(self.SETTINGS_SECTION + key):
key = self.SETTINGS_SECTION + key
if Qgis.QGIS_VERSION_INT < 10900: # qgis <= 1.8
return str(QSettings().value(key).toString())
else:
return str(QSettings().value(key))
else:
return default
def setSettingsValue(self, key, value):
key = self.SETTINGS_SECTION + key
if Qgis.QGIS_VERSION_INT < 10900:
# qgis <= 1.8
QSettings().setValue(key, QVariant(value))
else:
QSettings().setValue(key, value)
def initGui(self):
# Create action that will start plugin configuration
runIcon = QIcon(os.path.join(self.plugin_dir, 'icon_add_service.svg'))
self.run_action = QAction(runIcon, \
"PDOK Services plugin", self.iface.mainWindow())
self.servicesLoaded = False
# connect the action to the run method
# 2018 may: RD: deprecating Docked window, as the content is getting to big anyway
# if "True" == self.docked or "true" == self.docked or True == self.docked:
# self.run_action.triggered.connect(self.showAndRaise)
# self.dlg.radioDocked.setChecked(True)
# # docked the dialog is immidiately visible, so should run NOW
# else:
# self.run_action.triggered.connect(self.run)
# self.dlg.radioDocked.setChecked(False)
# self.setupfq()
self.run_action.triggered.connect(self.run)
#self.dlg.radioDocked.setChecked(False)
self.setupfq()
# Add toolbar button and menu item
#self.iface.addToolBarIcon(self.action)
self.toolbar = self.iface.addToolBar("PDOK services plugin")
self.toolbar.setObjectName("PDOK services plugin")
self.toolbar.addAction(self.run_action)
self.toolbarSearch = QLineEdit()
self.toolbarSearch.setMaximumWidth(200)
self.toolbarSearch.setAlignment(Qt.AlignLeft)
self.toolbarSearch.setPlaceholderText("PDOK Locatieserver zoek")
self.toolbar.addWidget(self.toolbarSearch)
self.toolbarSearch.returnPressed.connect(self.searchAddressFromToolbar)
# address/point cleanup
eraserIcon = QIcon(os.path.join(self.plugin_dir, 'icon_remove_cross.svg'))
self.clean_action = QAction(eraserIcon, \
"Cleanup", self.eraseAddress())
self.toolbar.addAction(self.clean_action)
self.clean_action.triggered.connect(self.eraseAddress)
self.clean_action.setEnabled(False)
self.iface.addPluginToMenu(u"&Pdok Services Plugin", self.run_action)
# about
self.aboutAction = QAction(QIcon(":/plugins/pdokservicesplugin/icon_help.png"), \
"About", self.iface.mainWindow())
self.aboutAction.setWhatsThis("Pdok Services Plugin About")
self.iface.addPluginToMenu(u"&Pdok Services Plugin", self.aboutAction)
self.aboutAction.triggered.connect(self.about)
self.dlg.ui.btnLoadLayer.clicked.connect(self.loadService)
self.dlg.geocoderSearch.returnPressed.connect(self.searchAddress)
self.dlg.geocoderSearch.textEdited.connect(self.searchAddress)
self.dlg.geocoderSearch.setPlaceholderText("PDOK Locatieserver zoek, bv postcode of postcode huisnummer")
self.dlg.geocoderResultSearch.textChanged.connect(self.filterGeocoderResult)
self.dlg.geocoderResultSearch.setPlaceholderText("een of meer zoekwoorden uit resultaat")
#self.dlg.radioDocked.toggled.connect(self.set_docked)
self.dlg.btnCheckPdokJson.clicked.connect(self.checkPdokJson)
#self.iface.mapCanvas().renderStarting.connect(self.extentsChanged)
ui = self.dlg.ui
cbxs = [ui.cbx_gem, ui.cbx_wpl, ui.cbx_weg, ui.cbx_pcd, ui.cbx_adr, ui.cbx_pcl, ui.cbx_hmp]
# connect all fq checkboxes with suggest, so upon a change in fq filter we re-search
for cbx in cbxs:
cbx.stateChanged.connect(self.searchAddress)
self.run(True)
# for now hiding the pointer as soon as the extent changes
#def extentsChanged(self):
# self.removePointer()
def checkPdokJson(self):
myversion = self.getSettingsValue('pdokversion', '1')
msgtxt = ''
msglvl = 0 # QgsMessageBar.INFO
try:
response = urllib.request.urlopen('http://www.qgis.nl/pdok.version')
str_response = response.read().decode('utf-8')
pdokversion = json.loads(str_response)
if pdokversion > int(myversion):
response = urllib.request.urlopen('http://www.qgis.nl/pdok.json')
str_response = response.read().decode('utf-8')
pdokjson = json.loads(str_response)
with open(self.plugin_dir +'/pdok.json', 'w') as outfile:
json.dump(pdokjson, outfile)
msgtxt = "De laatste versie is opgehaald en zal worden gebruikt " + \
str(pdokversion) + ' (was ' + myversion +')'
self.servicesLoaded = False # reset reading of json
self.run()
self.setSettingsValue('pdokversion', pdokversion)
else:
msgtxt = "Geen nieuwere versie beschikbaar dan " + str(pdokversion)
except Exception as e:
#print e
msgtxt = "Fout bij ophalen van service info. Netwerk probleem?"
msglvl = 2 # QgsMessageBar.CRITICAL
# msg
if hasattr(self.iface, 'messageBar'):
self.iface.messageBar().pushMessage("PDOK services update", msgtxt, level=msglvl, duration=10)
else: # 1.8
QMessageBox.information(self.iface.mainWindow(), "Pdok Services Plugin", msgtxt)
# def set_docked(self, foo):
# self.setSettingsValue('docked', self.dlg.radioDocked.isChecked())
# #if Qgis.QGIS_VERSION_INT < 10900:
# # # qgis <= 1.8
# # QSettings().setValue("/pdokservicesplugin/docked", QVariant(self.dlg.radioDocked.isChecked()))
# #else:
# # QSettings().setValue("/pdokservicesplugin/docked", self.dlg.radioDocked.isChecked())
def showAndRaise(self):
self.dlg.show()
self.dlg.raise_()
# also remove the pointer
self.removePointer()
def about(self):
infoString = "Written by Richard Duivenvoorde\nEmail - [email protected]\n"
infoString += "Company - Zuidt - http://www.zuidt.nl\n"
infoString += "Source: https://github.com/rduivenvoorde/pdokservicesplugin"
QMessageBox.information(self.iface.mainWindow(), "Pdok Services Plugin About", infoString)
def unload(self):
self.removePointer()
# Remove the plugin menu item and icon
self.iface.removePluginMenu("&Pdok Services Plugin", self.run_action)
self.iface.removePluginMenu("&Pdok Services Plugin", self.aboutAction)
del self.toolbarSearch
del self.run_action
del self.aboutAction
def showService(self, selectedIndexes):
if len(selectedIndexes)==0:
self.currentLayer = None
self.dlg.ui.layerInfo.setHtml('')
self.dlg.ui.comboSelectProj.clear()
return
# needed to scroll To the selected row incase of using the keyboard / arrows
self.dlg.servicesView.scrollTo(self.dlg.servicesView.selectedIndexes()[0])
# itemType holds the data (== column 1)
self.currentLayer = self.dlg.servicesView.selectedIndexes()[1].data(Qt.UserRole)
if isinstance(self.currentLayer, QVariant):
self.currentLayer = self.currentLayer.toMap()
# QGIS 1.8: QVariants
currentLayer = {}
for key in list(self.currentLayer.keys()):
val = self.currentLayer[key]
currentLayer[str(key)]=str(val.toString())
self.currentLayer = currentLayer
url = self.currentLayer['url']
title = self.currentLayer['title']
style = ''
if 'style' in self.currentLayer:
style = self.currentLayer['style']
title = title + ' [' + style + ']'
servicetitle = self.currentLayer['servicetitle']
layername = self.currentLayer['layers']
abstract = self.currentLayer['abstract']
stype = self.currentLayer['type'].upper()
minscale =''
if 'minscale' in self.currentLayer and self.currentLayer['minscale'] != None and self.currentLayer['minscale'] != '':
minscale = "min. schaal 1:"+self.currentLayer['minscale']
maxscale = ''
if 'maxscale' in self.currentLayer and self.currentLayer['maxscale'] != None and self.currentLayer['maxscale'] != '':
maxscale = "max. schaal 1:"+self.currentLayer['maxscale']
self.dlg.ui.layerInfo.setText('')
self.dlg.ui.btnLoadLayer.setEnabled(True)
self.dlg.ui.layerInfo.setHtml('<h4>%s</h4><h3>%s</h3><lu><li>%s</li><li> </li><li>%s</li><li>%s</li><li>%s</li><li>%s</li><li>%s</li><li>%s</li></lu>' % (servicetitle, title, abstract, stype, url, layername, style, minscale, maxscale))
self.dlg.ui.comboSelectProj.clear()
if stype=="WMS":
try:
crs = self.currentLayer['crs']
except KeyError:
crs = 'EPSG:28992'
crs = crs.split(',')
self.dlg.ui.comboSelectProj.addItems(crs)
for i in range(len(crs)):
if crs[i] == 'EPSG:28992':
self.dlg.ui.comboSelectProj.setCurrentIndex(i)
if stype=="WMTS":
tilematrixsets = self.currentLayer['tilematrixsets'].split(',')
self.dlg.ui.comboSelectProj.addItems(tilematrixsets)
for i in range(len(tilematrixsets)):
if tilematrixsets[i].startswith('EPSG:28992'):
self.dlg.ui.comboSelectProj.setCurrentIndex(i)
def loadService(self):
if self.currentLayer == None:
return
servicetype = self.currentLayer['type']
url = self.currentLayer['url']
# some services have an url with query parameters in it, we have to urlencode those:
location,query = urllib.parse.splitquery(url)
url = location
# RD: 20200820: lijkt of het quoten van de query problemen geeft bij WFS, is/was dit nodig???
#if query != None and query != '':
# url +=('?'+urllib.parse.quote_plus(query))
title = self.currentLayer['title']
if 'style' in self.currentLayer:
style = self.currentLayer['style']
title = title + ' [' + style + ']'
else:
style = '' # == default for this service
layers = self.currentLayer['layers']
# mmm, tricky: we take the first one while we can actually want png/gif or jpeg
if servicetype == "wms":
imgformat = self.currentLayer['imgformats'].split(',')[0]
if self.dlg.ui.comboSelectProj.currentIndex() == -1:
crs = 'EPSG:28992'
else:
crs = self.dlg.ui.comboSelectProj.currentText()
if Qgis.QGIS_VERSION_INT < 10900:
# qgis <= 1.8
uri = url
self.iface.addRasterLayer(
uri, # service uri
title, # name for layer (as seen in QGIS)
"wms", # dataprovider key
[layers], # array of layername(s) for provider (id's)
[""], # array of stylename(s) NOTE: ignoring styles here!!!
imgformat, # image format searchstring
crs) # crs code searchstring
else:
# qgis > 1.8
uri = "crs="+crs+"&layers="+layers+"&styles="+style+"&format="+imgformat+"&url="+url;
self.iface.addRasterLayer(uri, title, "wms")
elif servicetype == "wmts":
if Qgis.QGIS_VERSION_INT < 10900:
QMessageBox.warning(self.iface.mainWindow(), "PDOK plugin", ("Sorry, dit type layer: '"+servicetype.upper()+"' \nkan niet worden geladen in deze versie van QGIS.\nMisschien kunt u QGIS 2.0 installeren (die kan het WEL)?\nOf is de laag niet ook beschikbaar als wms of wfs?"), QMessageBox.Ok, QMessageBox.Ok)
return
if self.dlg.ui.comboSelectProj.currentIndex() == -1:
tilematrixset = 'EPSG:28992'
else:
tilematrixset = self.dlg.ui.comboSelectProj.currentText()
imgformat = self.currentLayer['imgformats'].split(',')[0]
# special case for luchtfoto
#if layers=="luchtfoto":
# # tileMatrixSet=nltilingschema&crs=EPSG:28992&layers=luchtfoto&styles=&format=image/jpeg&url=http://geodata1.nationaalgeoregister.nl/luchtfoto/wmts/1.0.0/WMTSCapabilities.xml
# # {u'layers': u'luchtfoto', u'imgformats': u'image/jpeg', u'title': u'PDOK-achtergrond luchtfoto', u'url': u'http://geodata1.nationaalgeoregister.nl/luchtfoto/wms', u'abstract': u'', u'tilematrixsets': u'nltilingschema', u'type': u'wmts'}
# uri = "tileMatrixSet="+tilematrixsets+"&crs=EPSG:28992&layers="+layers+"&styles=&format="+imgformat+"&url="+url
#else:
# uri = "tileMatrixSet="+tilematrixsets+"&crs=EPSG:28992&layers="+layers+"&styles=&format="+imgformat+"&url="+url;
#uri = "tileMatrixSet="+tilematrixsets+"&crs=EPSG:28992&layers="+layers+"&styles=default&format="+imgformat+"&url="+url;
if tilematrixset.startswith('EPSG:'):
crs=tilematrixset
i = crs.find(':', 5)
if i > -1:
crs=crs[:i]
elif tilematrixset.startswith('OGC:1.0'):
crs='EPSG:3857'
uri = "tileMatrixSet="+tilematrixset+"&crs="+crs+"&layers="+layers+"&styles=default&format="+imgformat+"&url="+url;
#print "############ PDOK URI #################"
#print uri
self.iface.addRasterLayer(uri, title, "wms")
elif servicetype == "wfs":
location, query = urllib.parse.splitquery(url)
#uri = location+"?SERVICE=WFS&VERSION=1.0.0&REQUEST=GetFeature&TYPENAME="+layers+"&SRSNAME=EPSG:28992"
#uri = location + "?SERVICE=WFS&REQUEST=GetFeature&TYPENAME=" + layers + "&SRSNAME=EPSG:28992"
# adding a bbox paramater forces QGIS to NOT cache features but retrieve new features all the time
# QGIS will update the BBOX to the right value
#uri += "&BBOX=-10000,310000,290000,650000"
uri = " pagingEnabled='true' restrictToRequestBBOX='1' srsname='EPSG:28992' typename='"+layers+"' url='"+url+"' version='2.0.0' "
self.iface.addVectorLayer(uri, title, "WFS")
elif servicetype == "wcs":
# cache=AlwaysCache&crs=EPSG:28992&format=GeoTIFF&identifier=ahn25m:ahn25m&url=http://geodata.nationaalgeoregister.nl/ahn25m/wcs
uri = ''
# cache=AlwaysCache
# cache=PreferNetwork
# cache=AlwaysNetwork
# cache=AlwaysNetwork&crs=EPSG:28992&format=GeoTIFF&identifier=ahn25m:ahn25m&url=http://geodata.nationaalgeoregister.nl/ahn25m/wcs
#uri = "cache=AlwaysNetwork&crs=EPSG:28992&format=image/tiff&version=1.1.1&identifier="+layers+"&url="+url
# working for ahn1 ahn2 and ahn3: GEOTIFF_FLOAT32
format = 'GEOTIFF_FLOAT32'
# working for ahn25m is only image/tiff
if layers=='ahn25m':
format = 'image/tiff'
# we handcrated some wcs layers with 2 different image formats: tiff (RGB) and tiff (float32):
if 'imgformats' in self.currentLayer:
format = self.currentLayer['imgformats'].split(',')[0]
uri = "cache=AlwaysNetwork&crs=EPSG:28992&format="+format+"&identifier=" + layers + "&url=" + url
#uri = "cache=AlwaysNetwork&crs=EPSG:28992&format="+format+"&version=1.1.2&identifier=" + layers + "&url=" + url
#uri = "cache=AlwaysNetwork&crs=EPSG:28992&format=image/tiff&version=1.1.2&identifier=" + layers + "&url=" + url
self.iface.addRasterLayer(uri, title, "wcs")
else:
QMessageBox.warning(self.iface.mainWindow(), "PDOK plugin", ("Sorry, dit type layer: '"+servicetype.upper()+"' \nkan niet worden geladen door de plugin of door QGIS.\nIs het niet beschikbaar als wms, wmts of wfs?"), QMessageBox.Ok, QMessageBox.Ok)
return
def filterGeocoderResult(self, string):
#print "filtering geocoder results: %s" % string
self.dlg.geocoderResultView.selectRow(0)
self.geocoderProxyModel.setFilterCaseSensitivity(Qt.CaseInsensitive)
self.geocoderProxyModel.setFilterFixedString(string)
def searchAddressFromToolbar(self):
self.removePointer()
self.geocoderSourceModel.clear()
self.geocode()
def searchAddress(self):
self.removePointer()
#print "search geocoder for: %s" % self.dlg.geocoderSearch.text()
self.geocoderSourceModel.clear()
#self.geocode(self.dlg.geocoderSearch.text())
self.suggest()
def eraseAddress(self):
"""
clean the input and remove the pointer
"""
self.removePointer()
if self.geocoderSourceModel is not None:
self.geocoderSourceModel.clear()
if self.dlg.geocoderSearch is not None:
self.dlg.geocoderSearch.clear()
if self.toolbarSearch is not None:
self.toolbarSearch.clear()
def filterLayers(self, string):
# remove selection if one row is selected
self.dlg.servicesView.selectRow(0)
#self.currentLayer = None
self.proxyModel.setFilterCaseSensitivity(Qt.CaseInsensitive)
self.proxyModel.setFilterFixedString(string)
#def addSourceRow(self, service, layer):
def addSourceRow(self, serviceLayer):
# you can attache different "data's" to to an QStandarditem
# default one is the visible one:
itemType = QStandardItem("%s" % (serviceLayer["type"].upper()) )
# userrole is a free form one:
# only attach the data to the first item
# service layer = a dict/object with all props of the layer
itemType.setData( serviceLayer, Qt.UserRole )
itemType.setToolTip("%s - %s" % (serviceLayer["type"].upper() ,serviceLayer["title"] ))
# only wms services have styles (sometimes)
layername = serviceLayer["title"]
if 'style' in serviceLayer:
itemLayername = QStandardItem("%s [%s]" % (serviceLayer["title"], serviceLayer["style"]) )
layername = "%s [%s]" % (serviceLayer["title"], serviceLayer["style"])
else:
itemLayername = QStandardItem("%s" % (serviceLayer["title"]))
itemLayername.setToolTip("%s - %s" % (serviceLayer["type"].upper() ,serviceLayer["servicetitle"] ))
# itemFilter is the item used to search filter in. That is why layername is a combi of layername + filter here
itemFilter = QStandardItem("%s %s %s %s" % (serviceLayer["type"], layername, serviceLayer["servicetitle"], serviceLayer["abstract"]) )
itemServicetitle = QStandardItem("%s" % (serviceLayer["servicetitle"]))
itemServicetitle.setToolTip("%s - %s" % (serviceLayer["type"].upper() ,serviceLayer["title"] ))
self.sourceModel.appendRow( [ itemLayername, itemType, itemServicetitle, itemFilter ] )
# run method that performs all the real work
def run(self, hiddenDialog=False):
# enable possible remote pycharm debugging
#import pydevd
#pydevd.settrace('localhost', port=5678, stdoutToServer=True, stderrToServer=True)
# last viewed/selected tab
if QSettings().contains("/pdokservicesplugin/currenttab"):
if Qgis.QGIS_VERSION_INT < 10900:
# qgis <= 1.8
self.dlg.tabs.widget(QSettings().value("/pdokservicesplugin/currenttab").toInt()[0])
else:
self.dlg.tabs.widget(int(QSettings().value("/pdokservicesplugin/currenttab")))
if self.servicesLoaded == False:
pdokjson = os.path.join(os.path.dirname(__file__), ".", "pdok.json")
f = open(pdokjson, 'r', encoding='utf-8')
self.pdok = json.load(f)
f.close()
self.proxyModel = QSortFilterProxyModel()
self.sourceModel = QStandardItemModel()
self.proxyModel.setSourceModel(self.sourceModel)
# filter == search on itemFilter column:
self.proxyModel.setFilterKeyColumn(3)
self.dlg.servicesView.setModel(self.proxyModel)
self.dlg.servicesView.setEditTriggers(QAbstractItemView.NoEditTriggers)
self.geocoderProxyModel = QSortFilterProxyModel()
self.geocoderSourceModel = QStandardItemModel()
self.geocoderProxyModel.setSourceModel(self.geocoderSourceModel)
self.geocoderProxyModel.setFilterKeyColumn(0)
self.dlg.geocoderResultView.setModel(self.geocoderProxyModel)
self.dlg.geocoderResultView.setEditTriggers(QAbstractItemView.NoEditTriggers)
#{"services":[
# {"naam":"WMS NHI","url":"http://geodata.nationaalgeoregister.nl/nhi/ows","layers":["dmlinks","dmnodes"],"type":"wms"},
# {"naam":"WMS NHI","url":"http://geodata.nationaalgeoregister.nl/nhi/ows","layers":["dmlinks","dmnodes"],"type":"wms"}
# ]}
#
for service in self.pdok["services"]:
# service[layer] was an array
if isinstance(service["layers"], str) or isinstance(service["layers"], str):
self.addSourceRow(service)
self.dlg.layerSearch.textChanged.connect(self.filterLayers)
self.dlg.layerSearch.setPlaceholderText("woord uit laagnaam, type of service ")
self.dlg.servicesView.selectionModel().selectionChanged.connect(self.showService)
self.dlg.servicesView.doubleClicked.connect(self.loadService)
# actually I want to load a service when doubleclicked on header
# but as I cannot get this to work, let's disable clicking it then
self.dlg.servicesView.verticalHeader().setSectionsClickable(False)
self.dlg.servicesView.horizontalHeader().setSectionsClickable(False)
#self.dlg.geocoderResultView.doubleClicked.connect(self.zoomToAddress)
self.dlg.geocoderResultView.selectionModel().selectionChanged.connect(self.zoomToAddress)
# hide itemFilter column:
self.dlg.servicesView.hideColumn(3)
self.servicesLoaded = True;
self.sourceModel.setHeaderData(2, Qt.Horizontal, "Service")
self.sourceModel.setHeaderData(1, Qt.Horizontal, "Type")
self.sourceModel.setHeaderData(0, Qt.Horizontal, "Laagnaam [style]")
self.sourceModel.horizontalHeaderItem(2).setTextAlignment(Qt.AlignLeft)
self.sourceModel.horizontalHeaderItem(1).setTextAlignment(Qt.AlignLeft)
self.sourceModel.horizontalHeaderItem(0).setTextAlignment(Qt.AlignLeft)
#self.dlg.servicesView.verticalHeader().hide()
#self.dlg.servicesView.resizeColumnsToContents()
self.dlg.servicesView.setColumnWidth(0, 300) # set name to 300px (there are some huge layernames)
self.dlg.servicesView.horizontalHeader().setStretchLastSection(True)
# show the dialog ?
if not hiddenDialog:
self.dlg.show()
# Run the dialog event loop
#result = self.dlg.exec_()
if Qgis.QGIS_VERSION_INT < 10900:
# qgis <= 1.8
QSettings().setValue("/pdokservicesplugin/currenttab", QVariant(self.dlg.tabs.currentIndex()))
else:
QSettings().setValue("/pdokservicesplugin/currenttab", self.dlg.tabs.currentIndex())
self.removePointer()
def setupfq(self):
"""
Setup the fq checkboxes in the gui, by looking into the settings for the
'pdokservicesplugin/checkedfqs' key, which contains a list of type strings
like ['weg','adres']
"""
checked_fqs = self.getSettingsValue('checkedfqs', [])
#self.info('setup fq: {}'.format(checked_fqs))
if len(checked_fqs) > 0: # else there is not saved state... take gui defaults
self.dlg.ui.cbx_gem.setChecked('gemeente' in checked_fqs)
self.dlg.ui.cbx_wpl.setChecked('woonplaats' in checked_fqs)
self.dlg.ui.cbx_weg.setChecked('weg' in checked_fqs)
self.dlg.ui.cbx_pcd.setChecked('postcode' in checked_fqs)
self.dlg.ui.cbx_adr.setChecked('adres' in checked_fqs)
self.dlg.ui.cbx_pcl.setChecked('perceel' in checked_fqs)
self.dlg.ui.cbx_hmp.setChecked('hectometerpaal' in checked_fqs)
def createfq(self):
"""
This creates a fq-string (Filter Query, see https://github.com/PDOK/locatieserver/wiki/Zoekvoorbeelden-Locatieserver)
Based on the checkboxes in the dialog.
Defaults to ''
Example: 'fq=+type:adres+type:gemeente' (only gemeente AND addresses)
:return:
"""
fqlist = []
if self.dlg.ui.cbx_gem.isChecked():
fqlist.append('gemeente')
if self.dlg.ui.cbx_wpl.isChecked():
fqlist.append('woonplaats')
if self.dlg.ui.cbx_weg.isChecked():
fqlist.append('weg')
if self.dlg.ui.cbx_pcd.isChecked():
fqlist.append('postcode')
if self.dlg.ui.cbx_adr.isChecked():
fqlist.append('adres')
if self.dlg.ui.cbx_pcl.isChecked():
fqlist.append('perceel')
if self.dlg.ui.cbx_hmp.isChecked():
fqlist.append('hectometerpaal')
self.setSettingsValue('checkedfqs', fqlist)
#self.info(self.getSettingsValue('checkedfqs', ['leeg?']))
fq = ''
if len(fqlist) > 0:
fq = '&fq=+type:' + '+type:'.join(fqlist)
return fq
def suggest(self):
self.dlg.ui.lookupinfo.setHtml('')
search_text = self.dlg.geocoderSearch.text()
if len(search_text) <= 1:
# QMessageBox.warning(self.iface.mainWindow(), "PDOK plugin", ( \
# "meer input aub: {}".format(search_text)
# ), QMessageBox.Ok, QMessageBox.Ok)
return
# QMessageBox.warning(self.iface.mainWindow(), "PDOK plugin", ( \
# "zoeken: {}".format(search_text)
# ), QMessageBox.Ok, QMessageBox.Ok)
results = self.pdokgeocoder.suggest(search_text, self.createfq())
if len(results) == 0:
# ignore, as we are suggesting, maybe more characters will reveal something...
return
for result in results:
#print address
adrestekst = QStandardItem("%s" % (result["adrestekst"]))
adrestekst.setData(result, Qt.UserRole)
type = QStandardItem("%s" % (result["type"]))
id = QStandardItem("%s" % (result["id"]))
score = QStandardItem("%s" % (result["score"]))
adrestekst.setData(result, Qt.UserRole)
self.geocoderSourceModel.appendRow([adrestekst, type])
self.geocoderSourceModel.setHeaderData(0, Qt.Horizontal, "Resultaat")
self.geocoderSourceModel.setHeaderData(1, Qt.Horizontal, "Type")
self.geocoderSourceModel.horizontalHeaderItem(0).setTextAlignment(Qt.AlignLeft)
self.dlg.geocoderResultView.resizeColumnsToContents()
self.dlg.geocoderResultView.horizontalHeader().setStretchLastSection(True)
def geocode(self):
self.dlg.geocoderSearch.setText(self.toolbarSearch.text())
self.suggest()
if self.dlg.geocoderResultView.model().rowCount()>0:
self.dlg.geocoderResultView.selectRow(0)
self.zoomToAddress()
else:
QMessageBox.warning(self.iface.mainWindow(), "PDOK plugin", ( \
"Niets gevonden.\nProbeer een andere spelling, of alleen postcode/huisnummer?\n\nSelecteer meer (Locatieserver) 'typen' in de PdokServicesPlugin dialoog.\n\nOf gebruik de 'PDOK geocoder'-tab in de PdokServicesPlugin dialoog."
), QMessageBox.Ok, QMessageBox.Ok)
# def geocode(self):
# self.dlg.ui.lookupinfo.setHtml('')
# search_text = self.toolbarSearch.text()
# addresses = self.pdokgeocoder.search(search_text)
# if len(addresses) == 0:
# QMessageBox.warning(self.iface.mainWindow(), "PDOK plugin", ( \
# "Niets gevonden. Probeer een andere spelling of alleen postcode/huisnummer."
# ), QMessageBox.Ok, QMessageBox.Ok)
# return
# for address in addresses:
# #print address
# adrestekst = QStandardItem("%s" % (address["adrestekst"]))
# adrestekst.setData(address, Qt.UserRole)
# straat = QStandardItem("%s" % (address["straat"]))
# nummer = QStandardItem("%s" % (address["nummer"]))
# postcode = QStandardItem("%s" % (address["postcode"]))
# plaats = QStandardItem("%s" % (address["plaats"]))
# gemeente = QStandardItem("%s" % (address["gemeente"]))
# provincie = QStandardItem("%s" % (address["provincie"]))
# self.geocoderSourceModel.appendRow([adrestekst, straat, nummer, postcode, plaats, gemeente, provincie])
#
# self.dlg.geocoderResultView.selectRow(0)
# self.zoomToAddress()
#
# self.geocoderSourceModel.setHeaderData(0, Qt.Horizontal, "Resultaat")
# self.geocoderSourceModel.setHeaderData(1, Qt.Horizontal, "Straat")
# self.geocoderSourceModel.setHeaderData(2, Qt.Horizontal, "Nr")
# self.geocoderSourceModel.setHeaderData(3, Qt.Horizontal, "Postcode")
# self.geocoderSourceModel.setHeaderData(4, Qt.Horizontal, "Plaats")
# self.geocoderSourceModel.setHeaderData(5, Qt.Horizontal, "Gemeente")
# self.geocoderSourceModel.setHeaderData(6, Qt.Horizontal, "Provincie")
#
# self.geocoderSourceModel.horizontalHeaderItem(0).setTextAlignment(Qt.AlignLeft)
# self.geocoderSourceModel.horizontalHeaderItem(1).setTextAlignment(Qt.AlignLeft)
# self.geocoderSourceModel.horizontalHeaderItem(2).setTextAlignment(Qt.AlignLeft)
# self.geocoderSourceModel.horizontalHeaderItem(3).setTextAlignment(Qt.AlignLeft)
# self.geocoderSourceModel.horizontalHeaderItem(4).setTextAlignment(Qt.AlignLeft)
# self.geocoderSourceModel.horizontalHeaderItem(5).setTextAlignment(Qt.AlignLeft)
# self.geocoderSourceModel.horizontalHeaderItem(6).setTextAlignment(Qt.AlignLeft)
#
# self.dlg.geocoderResultView.resizeColumnsToContents()
# self.dlg.geocoderResultView.horizontalHeader().setStretchLastSection(True)
def zoomToAddress(self):
# get x,y from data of record
self.removePointer()
data = self.dlg.geocoderResultView.selectedIndexes()[0].data(Qt.UserRole)
if 'centroide_rd' in data: # free OR lookup service
geom = QgsGeometry.fromWkt(data['centroide_rd'])
adrestekst = data['adrestekst']
else:
# no centroid yet, probably only object id, retrieve it via lookup service
id = data['id']
data = self.pdokgeocoder.lookup(id)
geom = QgsGeometry.fromWkt(data['centroide_rd'])
adrestekst = data['adrestekst']
lookup_data= data['data']
lis = ''
for key in lookup_data.keys():
lis = lis + '<li>{}: {}</li>'.format(key, lookup_data[key])
self.dlg.ui.lookupinfo.setHtml(
'<h4>{}</h4><lu>{}</lu>'.format(adrestekst, lis))
# just always transform from 28992 to mapcanvas crs
crs = self.iface.mapCanvas().mapSettings().destinationCrs()
crs28992 = QgsCoordinateReferenceSystem()
crs28992.createFromId(28992)
crsTransform = QgsCoordinateTransform(crs28992, crs, QgsProject.instance())
z = 1587
if adrestekst.lower().startswith('adres'):
z = 794
elif adrestekst.lower().startswith('perceel'):
z = 794
elif adrestekst.lower().startswith('hectometer'):
z = 1587
elif adrestekst.lower().startswith('straat'):
z = 3175
elif adrestekst.lower().startswith('postcode'):
z = 6350
elif adrestekst.lower().startswith('woonplaats'):
z = 25398
elif adrestekst.lower().startswith('gemeente'):
z = 50797
elif adrestekst.lower().startswith('provincie'):
z = 812750
geom.transform(crsTransform)
center = geom.asPoint()
self.setPointer(center)
# zoom to with center is actually setting a point rectangle and then zoom
rect = QgsRectangle(center, center)
self.iface.mapCanvas().setExtent(rect)
self.iface.mapCanvas().zoomScale(z)
self.iface.mapCanvas().refresh()
def setPointer(self, point):
self.removePointer()
self.pointer = QgsVertexMarker(self.iface.mapCanvas())
self.pointer.setColor(QColor(255, 255, 0))
self.pointer.setIconSize(10)
self.pointer.setPenWidth(5)
self.pointer.setCenter(point)
self.clean_action.setEnabled(True)
def removePointer(self):
if self.pointer is not None and self.pointer.scene() is not None:
self.iface.mapCanvas().scene().removeItem(self.pointer)
self.pointer = None
self.clean_action.setEnabled(False)
def info(self, msg=""):
QgsMessageLog.logMessage('{}'.format(msg), 'PDOK-services Plugin', Qgis.Info)
class CopyLatLonTool(QgsMapToolEmitPoint):
'''Class to interact with the map canvas to capture the coordinate
when the mouse button is pressed and to display the coordinate in
in the status bar.'''
capturesig = pyqtSignal(QgsPointXY)
def __init__(self, settings, iface):
QgsMapToolEmitPoint.__init__(self, iface.mapCanvas())
self.iface = iface
self.canvas = iface.mapCanvas()
self.settings = settings
self.capture4326 = False
self.canvasClicked.connect(self.clicked)
self.marker = None
def activate(self):
'''When activated set the cursor to a crosshair.'''
self.canvas.setCursor(Qt.CrossCursor)
def deactivate(self):
self.removeMarker()
def formatCoord(self, pt, delimiter):
'''Format the coordinate string according to the settings from
the settings dialog.'''
if self.settings.captureProjIsWgs84(): # ProjectionTypeWgs84
# Make sure the coordinate is transformed to EPSG:4326
canvasCRS = self.canvas.mapSettings().destinationCrs()
if canvasCRS == epsg4326:
pt4326 = pt
else:
transform = QgsCoordinateTransform(canvasCRS, epsg4326,
QgsProject.instance())
pt4326 = transform.transform(pt.x(), pt.y())
lat = pt4326.y()
lon = pt4326.x()
if self.settings.wgs84NumberFormat == self.settings.Wgs84TypeDMS: # DMS
msg = formatDmsString(lat, lon, True,
self.settings.dmsPrecision,
self.settings.coordOrder, delimiter)
elif self.settings.wgs84NumberFormat == self.settings.Wgs84TypeDDMMSS: # DDMMSS
msg = formatDmsString(lat, lon, False,
self.settings.dmsPrecision,
self.settings.coordOrder, delimiter)
elif self.settings.wgs84NumberFormat == self.settings.Wgs84TypeWKT: # WKT
msg = 'POINT({:.{prec}f} {:.{prec}f})'.format(
pt4326.x(), pt4326.y(), prec=self.settings.decimalDigits)
elif self.settings.wgs84NumberFormat == self.settings.Wgs84TypeGeoJSON: # GeoJSON
msg = '{{"type": "Point","coordinates": [{:.{prec}f},{:.{prec}f}]}}'.format(
pt4326.x(), pt4326.y(), prec=self.settings.decimalDigits)
else: # decimal degrees
if self.settings.coordOrder == self.settings.OrderYX:
msg = '{:.{prec}f}{}{:.{prec}f}'.format(
pt4326.y(),
delimiter,
pt4326.x(),
prec=self.settings.decimalDigits)
else:
msg = '{:.{prec}f}{}{:.{prec}f}'.format(
pt4326.x(),
delimiter,
pt4326.y(),
prec=self.settings.decimalDigits)
elif self.settings.captureProjIsProjectCRS():
# Projection in the project CRS
if self.settings.otherNumberFormat == 0: # Numerical
if self.settings.coordOrder == self.settings.OrderYX:
msg = '{:.{prec}f}{}{:.{prec}f}'.format(
pt.y(),
delimiter,
pt.x(),
prec=self.settings.decimalDigits)
else:
msg = '{:.{prec}f}{}{:.{prec}f}'.format(
pt.x(),
delimiter,
pt.y(),
prec=self.settings.decimalDigits)
else:
msg = 'POINT({:.{prec}f} {:.{prec}f})'.format(
pt.x(), pt.y(), prec=self.settings.decimalDigits)
elif self.settings.captureProjIsCustomCRS():
# Projection is a custom CRS
canvasCRS = self.canvas.mapSettings().destinationCrs()
customCRS = self.settings.captureCustomCRS()
transform = QgsCoordinateTransform(canvasCRS, customCRS,
QgsProject.instance())
pt = transform.transform(pt.x(), pt.y())
if self.settings.otherNumberFormat == 0: # Numerical
if self.settings.coordOrder == self.settings.OrderYX:
msg = '{:.{prec}f}{}{:.{prec}f}'.format(
pt.y(),
delimiter,
pt.x(),
prec=self.settings.decimalDigits)
else:
msg = '{:.{prec}f}{}{:.{prec}f}'.format(
pt.x(),
delimiter,
pt.y(),
prec=self.settings.decimalDigits)
else:
msg = 'POINT({:.{prec}f} {:.{prec}f})'.format(
pt.x(), pt.y(), prec=self.settings.decimalDigits)
elif self.settings.captureProjIsMGRS():
# Make sure the coordinate is transformed to EPSG:4326
canvasCRS = self.canvas.mapSettings().destinationCrs()
if canvasCRS == epsg4326:
pt4326 = pt
else:
transform = QgsCoordinateTransform(canvasCRS, epsg4326,
QgsProject.instance())
pt4326 = transform.transform(pt.x(), pt.y())
try:
msg = mgrs.toMgrs(pt4326.y(), pt4326.x())
except:
msg = None
elif self.settings.captureProjIsPlusCodes():
# Make sure the coordinate is transformed to EPSG:4326
canvasCRS = self.canvas.mapSettings().destinationCrs()
if canvasCRS == epsg4326:
pt4326 = pt
else:
transform = QgsCoordinateTransform(canvasCRS, epsg4326,
QgsProject.instance())
pt4326 = transform.transform(pt.x(), pt.y())
try:
msg = olc.encode(pt4326.y(), pt4326.x(),
self.settings.plusCodesLength)
except:
msg = None
elif self.settings.captureProjIsUTM():
# Make sure the coordinate is transformed to EPSG:4326
canvasCRS = self.canvas.mapSettings().destinationCrs()
if canvasCRS == epsg4326:
pt4326 = pt
else:
transform = QgsCoordinateTransform(canvasCRS, epsg4326,
QgsProject.instance())
pt4326 = transform.transform(pt.x(), pt.y())
msg = latLon2UtmString(pt4326.y(), pt4326.x(),
self.settings.dmsPrecision)
if msg == '':
msg = None
msg = '{}{}{}'.format(self.settings.capturePrefix, msg,
self.settings.captureSuffix)
return msg
def canvasMoveEvent(self, event):
'''Capture the coordinate as the user moves the mouse over
the canvas. Show it in the status bar.'''
try:
pt = self.toMapCoordinates(event.pos())
msg = self.formatCoord(pt, ', ')
formatString = self.coordFormatString()
if msg == None:
self.iface.statusBarIface().showMessage("")
else:
self.iface.statusBarIface().showMessage(
"{} - {}".format(msg, formatString), 4000)
except:
self.iface.statusBarIface().showMessage("")
def coordFormatString(self):
if self.settings.captureProjIsWgs84():
if self.settings.wgs84NumberFormat == self.settings.Wgs84TypeDecimal:
if self.settings.coordOrder == self.settings.OrderYX:
s = 'Lat Lon'
else:
s = 'Lon Lat'
elif self.settings.wgs84NumberFormat == self.settings.Wgs84TypeWKT:
s = 'WKT'
elif self.settings.wgs84NumberFormat == self.settings.Wgs84TypeGeoJSON:
s = 'GeoJSON'
else:
s = 'DMS'
elif self.settings.captureProjIsProjectCRS():
crsID = self.canvas.mapSettings().destinationCrs().authid()
if self.settings.otherNumberFormat == 0: # Numerical
if self.settings.coordOrder == self.settings.OrderYX:
s = '{} - Y,X'.format(crsID)
else:
s = '{} - X,Y'.format(crsID)
else: # WKT
s = 'WKT'
elif self.settings.captureProjIsMGRS():
s = 'MGRS'
elif self.settings.captureProjIsUTM():
s = 'Standard UTM'
elif self.settings.captureProjIsPlusCodes():
s = 'Plus Codes'
elif self.settings.captureProjIsCustomCRS():
if self.settings.otherNumberFormat == 0: # Numerical
if self.settings.coordOrder == self.settings.OrderYX:
s = '{} - Y,X'.format(self.settings.captureCustomCRSID())
else:
s = '{} - X,Y'.format(self.settings.captureCustomCRSID())
else: # WKT
s = 'WKT'
else: # Should never happen
s = ''
return s
def clicked(self, pt, b):
'''Capture the coordinate when the mouse button has been released,
format it, and copy it to the clipboard.'''
if settings.captureShowLocation:
if self.marker is None:
self.marker = QgsVertexMarker(self.canvas)
self.marker.setIconSize(18)
self.marker.setPenWidth(2)
self.marker.setIconType(QgsVertexMarker.ICON_CROSS)
self.marker.setCenter(pt)
else:
self.removeMarker()
try:
if self.capture4326:
canvasCRS = self.canvas.mapSettings().destinationCrs()
transform = QgsCoordinateTransform(canvasCRS, epsg4326,
QgsProject.instance())
pt4326 = transform.transform(pt.x(), pt.y())
self.capturesig.emit(pt4326)
return
msg = self.formatCoord(pt, self.settings.delimiter)
formatString = self.coordFormatString()
if msg != None:
clipboard = QApplication.clipboard()
clipboard.setText(msg)
self.iface.messageBar().pushMessage(
"",
"{} coordinate {} copied to the clipboard".format(
formatString, msg),
level=Qgis.Info,
duration=4)
except Exception as e:
self.iface.messageBar().pushMessage(
"",
"Invalid coordinate: {}".format(e),
level=Qgis.Warning,
duration=4)
def removeMarker(self):
if self.marker is not None:
self.canvas.scene().removeItem(self.marker)
self.marker = None
class captureGPSFeatures(FieldRestrictionTypeUtilsMixin):
def __init__(self, iface, featuresWithGPSToolbar):
TOMsMessageLog.logMessage("In captureGPSFeatures::init", level=Qgis.Info)
FieldRestrictionTypeUtilsMixin.__init__(self, iface)
# Save reference to the QGIS interface
self.iface = iface
self.canvas = self.iface.mapCanvas()
self.featuresWithGPSToolbar = featuresWithGPSToolbar
self.gpsMapTool = False
self.marker = None
# This will set up the items on the toolbar
# Create actions
self.gnssToolGroup = QActionGroup(featuresWithGPSToolbar)
self.actionCreateRestriction = QAction(QIcon(":/plugins/featureswithgps/resources/mActionAddTrack.svg"),
QCoreApplication.translate("MyPlugin", "Create Restriction"),
self.iface.mainWindow())
self.actionCreateRestriction.setCheckable(True)
self.actionAddGPSLocation = QAction(QIcon(":/plugins/featureswithgps/resources/greendot3.png"),
QCoreApplication.translate("MyPlugin", "Add vertex from gnss"),
self.iface.mainWindow())
#self.actionAddGPSLocation.setCheckable(True)
self.actionRemoveRestriction = QAction(QIcon(":plugins/featureswithgps/resources/mActionDeleteTrack.svg"),
QCoreApplication.translate("MyPlugin", "Remove Restriction"),
self.iface.mainWindow())
self.actionRemoveRestriction.setCheckable(True)
self.actionRestrictionDetails = QAction(QIcon(":/plugins/featureswithgps/resources/mActionGetInfo.svg"),
QCoreApplication.translate("MyPlugin", "Get Restriction Details"),
self.iface.mainWindow())
self.actionRestrictionDetails.setCheckable(True)
self.gnssToolGroup.addAction(self.actionRestrictionDetails)
self.actionCreateSign = QAction(QIcon(":/plugins/featureswithgps/resources/mActionSetEndPoint.svg"),
QCoreApplication.translate("MyPlugin", "Create sign from gnss"),
self.iface.mainWindow())
self.actionCreateSign.setCheckable(True)
self.actionCreateMTR = QAction(QIcon(":/plugins/featureswithgps/resources/UK_traffic_sign_606F.svg"),
QCoreApplication.translate("MyPlugin", "Create moving traffic restriction"),
self.iface.mainWindow())
self.actionCreateMTR.setCheckable(True)
self.actionMoveFeatureToDifferentLayer = QAction(QIcon(""),
QCoreApplication.translate("MyPlugin", "Move feature to different layer"),
self.iface.mainWindow())
self.actionMoveFeatureToDifferentLayer.setCheckable(True)
self.gnssToolGroup.addAction(self.actionMoveFeatureToDifferentLayer)
# Add actions to the toolbar
self.featuresWithGPSToolbar.addAction(self.actionCreateRestriction)
self.featuresWithGPSToolbar.addAction(self.actionAddGPSLocation)
self.featuresWithGPSToolbar.addAction(self.actionRestrictionDetails)
#self.featuresWithGPSToolbar.addAction(self.actionRemoveRestriction)
self.featuresWithGPSToolbar.addAction(self.actionCreateSign)
#self.featuresWithGPSToolbar.addAction(self.actionCreateMTR)
self.featuresWithGPSToolbar.addAction(self.actionMoveFeatureToDifferentLayer)
self.gnssToolGroup.addAction(self.actionCreateRestriction)
#self.gnssToolGroup.addAction(self.actionAddGPSLocation)
#self.gnssToolGroup.addAction(self.actionRemoveRestriction)
self.gnssToolGroup.addAction(self.actionRestrictionDetails)
#self.gnssToolGroup.addAction(self.actionCreateSign)
#self.gnssToolGroup.addAction(self.actionCreateMTR)
self.gnssToolGroup.addAction(self.actionMoveFeatureToDifferentLayer)
self.gnssToolGroup.setExclusive(True)
self.gnssToolGroup.triggered.connect(self.onGroupTriggered)
# Connect action signals to slots
self.actionCreateRestriction.triggered.connect(self.doCreateRestriction)
self.actionAddGPSLocation.triggered.connect(self.doAddGPSLocation)
self.actionRestrictionDetails.triggered.connect(self.doRestrictionDetails)
#self.actionRemoveRestriction.triggered.connect(self.doRemoveRestriction)
self.actionCreateSign.triggered.connect(self.doCreateSign)
#self.actionCreateMTR.triggered.connect(self.doCreateMTR)
self.actionMoveFeatureToDifferentLayer.triggered.connect(self.doMoveFeatureToDifferentLayer)
self.actionCreateRestriction.setEnabled(False)
self.actionAddGPSLocation.setEnabled(False)
self.actionRestrictionDetails.setEnabled(False)
#self.actionRemoveRestriction.setEnabled(False)
self.actionCreateSign.setEnabled(False)
#self.actionCreateMTR.setEnabled(False)
self.actionMoveFeatureToDifferentLayer.setEnabled(False)
self.searchBar = searchBar(self.iface, self.featuresWithGPSToolbar)
self.searchBar.disableSearchBar()
self.mapTool = None
self.currGnssAction = None
self.gpsConnection = None
self.createMapToolDict = {}
def enableFeaturesWithGPSToolbarItems(self):
TOMsMessageLog.logMessage("In enablefeaturesWithGPSToolbarItems", level=Qgis.Warning)
self.gpsAvailable = False
self.closeTOMs = False
self.tableNames = TOMsLayers(self.iface)
self.params = gpsParams()
self.tableNames.TOMsLayersNotFound.connect(self.setCloseTOMsFlag)
#self.tableNames.gpsLayersNotFound.connect(self.setCloseCaptureGPSFeaturesFlag)
self.params.TOMsParamsNotFound.connect(self.setCloseCaptureGPSFeaturesFlag)
self.TOMsConfigFileObject = TOMsConfigFile()
self.TOMsConfigFileObject.TOMsConfigFileNotFound.connect(self.setCloseTOMsFlag)
self.TOMsConfigFileObject.initialiseTOMsConfigFile()
self.tableNames.getLayers(self.TOMsConfigFileObject)
self.prj = QgsProject().instance()
self.dest_crs = self.prj.crs()
TOMsMessageLog.logMessage("In captureGPSFeatures::init project CRS is " + self.dest_crs.description(),
level=Qgis.Warning)
self.transformation = QgsCoordinateTransform(QgsCoordinateReferenceSystem("EPSG:4326"), self.dest_crs,
self.prj)
self.params.getParams()
if self.closeTOMs:
QMessageBox.information(self.iface.mainWindow(), "ERROR", ("Unable to start editing tool ..."))
#self.actionProposalsPanel.setChecked(False)
return # TODO: allow function to continue without GPS enabled ...
# Now check to see if the port is set. If not assume that just normal tools
gpsPort = self.params.setParam("gpsPort")
TOMsMessageLog.logMessage("In enableFeaturesWithGPSToolbarItems: GPS port is: {}".format(gpsPort), level=Qgis.Warning)
self.gpsConnection = None
if gpsPort:
self.gpsAvailable = True
if self.gpsAvailable == True:
self.curr_gps_location = None
self.curr_gps_info = None
TOMsMessageLog.logMessage("In enableFeaturesWithGPSToolbarItems - GPS port is specified ",
level=Qgis.Info)
self.gps_thread = GPS_Thread(self.dest_crs, gpsPort)
thread = QThread()
self.gps_thread.moveToThread(thread)
self.gps_thread.gpsActivated.connect(self.gpsStarted)
self.gps_thread.gpsPosition.connect(self.gpsPositionProvided)
self.gps_thread.gpsDeactivated.connect(functools.partial(self.gpsStopped))
self.gps_thread.gpsError.connect(self.gpsErrorEncountered)
#self.gps_thread.progress.connect(progressBar.setValue)
thread.started.connect(self.gps_thread.startGPS)
#thread.finished.connect(functools.partial(self.gpsStopped, thread))
thread.start()
self.thread = thread
TOMsMessageLog.logMessage("In enableFeaturesWithGPSToolbarItems - attempting connection ",
level=Qgis.Info)
time.sleep(1.0)
try:
self.roamDistance = float(self.params.setParam("roamDistance"))
except Exception as e:
TOMsMessageLog.logMessage("In enableFeaturesWithGPSToolbarItems:init: roamDistance issue: {}".format(e), level=Qgis.Warning)
self.roamDistance = 5.0
self.enableToolbarItems()
self.createMapToolDict = {}
def enableToolbarItems(self):
TOMsMessageLog.logMessage("In enableToolbarItems", level=Qgis.Warning)
self.actionCreateRestriction.setEnabled(True)
self.actionRestrictionDetails.setEnabled(True)
#self.actionRemoveRestriction.setEnabled(True)
#self.actionCreateSign.setEnabled(True)
#self.actionCreateMTR.setEnabled(True)
self.actionMoveFeatureToDifferentLayer.setEnabled(True)
self.searchBar.enableSearchBar()
self.currMapTool = None
self.theCurrentMapTool = None
self.iface.currentLayerChanged.connect(self.changeCurrLayer2)
self.canvas.mapToolSet.connect(self.changeMapTool2)
self.canvas.extentsChanged.connect(self.changeExtents)
# transaction for move ...
self.localTransaction = MoveLayerTransaction(self.iface)
def enableGnssToolbarItem(self):
if self.gpsConnection:
self.actionAddGPSLocation.setEnabled(True)
self.actionCreateSign.setEnabled(True)
self.lastCentre = QgsPointXY(0,0)
def disableGnssToolbarItem(self):
self.actionAddGPSLocation.setEnabled(False)
self.actionCreateSign.setEnabled(False)
def disableToolbarItems(self):
self.actionCreateRestriction.setEnabled(False)
self.actionRestrictionDetails.setEnabled(False)
self.actionRemoveRestriction.setEnabled(False)
self.actionCreateSign.setEnabled(False)
#self.actionCreateMTR.setEnabled(False)
self.actionMoveFeatureToDifferentLayer.setEnabled(False)
self.searchBar.disableSearchBar()
"""if self.gpsConnection:
self.actionAddGPSLocation.setEnabled(False)"""
def setCloseTOMsFlag(self):
self.closeTOMs = True
QMessageBox.information(self.iface.mainWindow(), "ERROR", ("Now closing TOMs ..."))
def disableFeaturesWithGPSToolbarItems(self):
TOMsMessageLog.logMessage("In disablefeaturesWithGPSToolbarItems", level=Qgis.Warning)
if self.gpsConnection and not self.closeTOMs:
self.gps_thread.endGPS()
self.disableToolbarItems()
# TODO: Need to delete any tools ...
for layer, mapTool in self.createMapToolDict.items ():
try:
status = layer.rollBack()
except Exception as e:
None
"""reply = QMessageBox.information(None, "Information",
"Problem rolling back changes" + str(self.currLayer.commitErrors()),
QMessageBox.Ok)"""
del mapTool
self.createMapToolDict = {}
try:
self.iface.currentLayerChanged.disconnect(self.changeCurrLayer2)
except Exception as e:
TOMsMessageLog.logMessage(
"In disableFeaturesWithGPSToolbarItems. Issue with disconnects for currentLayerChanged {}".format(e),
level=Qgis.Warning)
try:
self.canvas.mapToolSet.disconnect(self.changeMapTool2)
except Exception as e:
TOMsMessageLog.logMessage(
"In disableFeaturesWithGPSToolbarItems. Issue with disconnects for mapToolSet {}".format(
e),
level=Qgis.Warning)
try:
self.canvas.extentsChanged.disconnect(self.changeExtents)
except Exception as e:
TOMsMessageLog.logMessage(
"In disableFeaturesWithGPSToolbarItems. Issue with disconnects for extentsChanged {}".format(
e),
level=Qgis.Warning)
self.tableNames.removePathFromLayerForms()
def setCloseCaptureGPSFeaturesFlag(self):
self.closeCaptureGPSFeatures = True
self.gpsAvailable = True
def onGroupTriggered(self, action):
# hold the current action
self.currGnssAction = action
TOMsMessageLog.logMessage("In onGroupTriggered: curr action is {}".format(action.text()), level=Qgis.Info)
"""
Using signals for ChangeTool and ChangeLayer to manage the tools - with the following functions
"""
def isGnssTool(self, mapTool):
if (isinstance(mapTool, CreateRestrictionTool) or
isinstance(mapTool, GeometryInfoMapTool) or
isinstance(mapTool, RemoveRestrictionTool)):
return True
return False
def changeMapTool2(self):
TOMsMessageLog.logMessage(
"In changeMapTool2 ...", level=Qgis.Info)
currMapTool = self.iface.mapCanvas().mapTool()
if not self.isGnssTool(currMapTool):
TOMsMessageLog.logMessage(
"In changeMapTool2. Unchecking action ...", level=Qgis.Info)
if self.currGnssAction:
self.currGnssAction.setChecked(False)
else:
TOMsMessageLog.logMessage(
"In changeMapTool2. No action for gnssTools.", level=Qgis.Info)
TOMsMessageLog.logMessage(
"In changeMapTool2. finished.", level=Qgis.Info)
#print('tool unset')
def changeCurrLayer2(self):
TOMsMessageLog.logMessage("In changeLayer2 ... ", level=Qgis.Info)
try:
currMapTool = self.iface.mapCanvas().mapTool()
self.currGnssAction.setChecked(False)
except Exception as e:
None
"""if self.isGnssTool(currMapTool):
TOMsMessageLog.logMessage("In changeLayer2. Action triggered ... ", level=Qgis.Info)
self.currGnssAction.trigger() # assumption is that there is an action associated with the tool
else:
TOMsMessageLog.logMessage(
"In changeLayer2. No action for currentMapTool.", level=Qgis.Info)"""
TOMsMessageLog.logMessage(
"In changeLayer2. finished.", level=Qgis.Info)
print('layer changed')
def doCreateRestriction(self):
TOMsMessageLog.logMessage("In doCreateRestriction", level=Qgis.Info)
self.currLayer = self.iface.activeLayer()
if not self.currLayer:
reply = QMessageBox.information(self.iface.mainWindow(), "Information", "Please choose a layer ...",
QMessageBox.Ok)
return
# TODO: Check that this is a restriction layer
if self.actionCreateRestriction.isChecked():
TOMsMessageLog.logMessage("In doCreateRestriction - tool activated", level=Qgis.Info)
TOMsMessageLog.logMessage(
"In doCreateRestriction: current map tool {}".format(type(self.iface.mapCanvas().mapTool()).__name__),
level=Qgis.Info)
self.createRestrictionMapTool = self.createMapToolDict.get(self.currLayer)
if not self.createRestrictionMapTool:
TOMsMessageLog.logMessage("In doCreateRestriction. creating new map tool", level=Qgis.Info)
self.createRestrictionMapTool = CreateRestrictionTool(self.iface, self.currLayer)
self.createMapToolDict[self.currLayer] = self.createRestrictionMapTool
TOMsMessageLog.logMessage("In doCreateRestriction. Here 1", level=Qgis.Info)
self.iface.mapCanvas().setMapTool(self.createRestrictionMapTool)
TOMsMessageLog.logMessage("In doCreateRestriction. Here 2", level=Qgis.Info)
if not self.createRestrictionMapTool.isCapturing():
if self.currLayer.isEditable() == True:
if self.currLayer.commitChanges() == False:
reply = QMessageBox.information(None, "Information",
"Problem committing changes" + str(self.currLayer.commitErrors()),
QMessageBox.Ok)
else:
TOMsMessageLog.logMessage("In doCreateRestriction: changes committed", level=Qgis.Info)
if self.currLayer.readOnly() == True:
TOMsMessageLog.logMessage("In doCreateRestriction - Not able to start transaction ...",
level=Qgis.Info)
else:
if self.currLayer.startEditing() == False:
reply = QMessageBox.information(None, "Information",
"Could not start transaction on " + self.currLayer.name(),
QMessageBox.Ok)
return
TOMsMessageLog.logMessage("In doCreateRestriction. Here 3", level=Qgis.Info)
else:
TOMsMessageLog.logMessage("In doCreateRestriction - tool deactivated", level=Qgis.Info)
if self.createRestrictionMapTool:
self.iface.mapCanvas().unsetMapTool(self.createRestrictionMapTool)
self.currMapTool = None
self.currentlySelectedLayer = None
self.actionCreateRestriction.setChecked(False)
# TODO: stop editting on layers??
TOMsMessageLog.logMessage("In doCreateRestriction. Here 4", level=Qgis.Info)
# -- end of tools for signals
def changeExtents(self):
TOMsMessageLog.logMessage("In changeExtents ... ", level=Qgis.Info)
def doAddGPSLocation(self):
# need to have a addPointFromGPS function within each tool
TOMsMessageLog.logMessage("In doAddGPSLocation", level=Qgis.Info)
if self.gpsConnection:
if self.curr_gps_location:
try:
status = self.createRestrictionMapTool.addPointFromGPS(self.curr_gps_location, self.curr_gps_info)
except Exception as e:
TOMsMessageLog.logMessage("In doAddGPSLocation: Problem adding gnss location: {}".format(e), level=Qgis.Warning)
reply = QMessageBox.information(self.iface.mainWindow(), "Error",
"Problem adding gnss location ... ",
QMessageBox.Ok)
else:
reply = QMessageBox.information(self.iface.mainWindow(), "Information",
"No position found ...",
QMessageBox.Ok)
else:
reply = QMessageBox.information(self.iface.mainWindow(), "Information", "You need to activate the tool first ...",
QMessageBox.Ok)
def doRestrictionDetails(self):
"""
Select point and then display details. Assume that there is only one of these map tools in existence at any one time ??
"""
TOMsMessageLog.logMessage("In doRestrictionDetails", level=Qgis.Info)
# TODO: Check whether or not there is a create maptool available. If so, stop this and finish using that/those tools
if not self.iface.activeLayer():
reply = QMessageBox.information(self.iface.mainWindow(), "Information", "Please choose a layer ...",
QMessageBox.Ok)
return
if self.actionRestrictionDetails.isChecked():
TOMsMessageLog.logMessage("In doRestrictionDetails - tool activated", level=Qgis.Warning)
self.showRestrictionMapTool = GeometryInfoMapTool(self.iface)
self.iface.mapCanvas().setMapTool(self.showRestrictionMapTool)
self.showRestrictionMapTool.notifyFeatureFound.connect(self.showRestrictionDetails)
else:
TOMsMessageLog.logMessage("In doRestrictionDetails - tool deactivated", level=Qgis.Warning)
if self.showRestrictionMapTool:
self.iface.mapCanvas().unsetMapTool(self.showRestrictionMapTool)
self.actionRestrictionDetails.setChecked(False)
#@pyqtSlot(str)
def showRestrictionDetails(self, closestLayer, closestFeature):
TOMsMessageLog.logMessage(
"In showRestrictionDetails ... Layer: " + str(closestLayer.name()),
level=Qgis.Info)
self.showRestrictionMapTool.notifyFeatureFound.disconnect(self.showRestrictionDetails)
# TODO: could improve ... basically check to see if transaction in progress ...
if closestLayer.isEditable() == True:
reply = QMessageBox.question(None, "Information",
"There is a transaction in progress on this layer. This action will rollback back any changes. Do you want to continue?",
QMessageBox.Yes, QMessageBox.No)
if reply == QMessageBox.No:
return
if closestLayer.commitChanges() == False:
reply = QMessageBox.information(None, "Information",
"Problem committing changes" + str(closestLayer.commitErrors()),
QMessageBox.Ok)
else:
TOMsMessageLog.logMessage("In showRestrictionDetails: changes committed", level=Qgis.Info)
"""if self.iface.activeLayer().readOnly() == True:
TOMsMessageLog.logMessage("In showSignDetails - Not able to start transaction ...",
level=Qgis.Info)
else:
if self.iface.activeLayer().startEditing() == False:
reply = QMessageBox.information(None, "Information",
"Could not start transaction on " + self.currLayer.name(),
QMessageBox.Ok)
return"""
self.dialog = self.iface.getFeatureForm(closestLayer, closestFeature)
#self.TOMsUtils.setupRestrictionDialog(self.dialog, closestLayer, closestFeature)
self.setupFieldRestrictionDialog(self.dialog, closestLayer, closestFeature)
self.dialog.show()
"""
Decided that it is best to use the QGIS select/delete tools to manage removals. So these functions are not used
"""
def doRemoveRestriction(self):
TOMsMessageLog.logMessage("In doRemoveRestriction", level=Qgis.Info)
self.currLayer = self.iface.activeLayer()
if not self.currLayer:
reply = QMessageBox.information(self.iface.mainWindow(), "Information", "Please choose a layer ...",
QMessageBox.Ok)
return
if self.currLayer.readOnly() == True:
"""reply = QMessageBox.information(None, "Information",
"Could not start transaction on " + self.currLayer.name(), QMessageBox.Ok)"""
TOMsMessageLog.logMessage("In doRemoveRestriction - Not able to start transaction ...", level=Qgis.Info)
self.actionRemoveRestriction.setChecked(False)
return
if self.actionRemoveRestriction.isChecked():
TOMsMessageLog.logMessage("In doRemoveRestriction - tool activated", level=Qgis.Warning)
"""self.mapTool = self.deleteMapToolDict.get(self.currLayer)
if not self.mapTool:
self.mapTool = RemoveRestrictionTool(self.iface)
self.deleteMapToolDict[self.currLayer] = self.mapTool"""
self.mapTool = RemoveRestrictionTool(self.iface)
#self.removeRestrictionMapTool.setAction(self.actionRemoveRestriction)
self.iface.mapCanvas().setMapTool(self.removeRestrictionMapTool)
#self.gpsMapTool = True
#self.removeRestrictionMapTool.deactivated.connect(functools.partial(self.deactivateAction, self.actionRemoveRestriction))
#self.iface.currentLayerChanged.connect(self.changeCurrLayer)
#self.canvas.mapToolSet.connect(self.changeMapTool)
self.removeRestrictionMapTool.notifyFeatureFound.connect(self.removeRestriction)
else:
TOMsMessageLog.logMessage("In doRemoveRestriction - tool deactivated", level=Qgis.Warning)
self.removeRestrictionMapTool.notifyFeatureFound.disconnect(self.removeRestriction)
#self.canvas.mapToolSet.disconnect(self.changeMapTool)
#self.iface.currentLayerChanged.disconnect(self.changeCurrLayer)
self.iface.mapCanvas().unsetMapTool(self.removeRestrictionMapTool)
#self.removeRestrictionMapTool.deactivate()
#self.mapTool = None
self.actionRemoveRestriction.setChecked(False)
#@pyqtSlot(str)
def removeRestriction(self, closestLayer, closestFeature):
TOMsMessageLog.logMessage(
"In removeRestriction ... Layer: " + str(closestLayer.name()),
level=Qgis.Info)
if closestLayer.isEditable() == True:
if closestLayer.commitChanges() == False:
reply = QMessageBox.information(None, "Information",
"Problem committing changes" + str(closestLayer.commitErrors()),
QMessageBox.Ok)
else:
TOMsMessageLog.logMessage("In removeRestriction: changes committed", level=Qgis.Info)
if self.currLayer.startEditing() == False:
reply = QMessageBox.information(None, "Information",
"Could not start transaction on " + self.currLayer.name(),
QMessageBox.Ok)
return
# TODO: Sort out this for UPDATE
# self.setDefaultRestrictionDetails(closestFeature, closestLayer)
closestLayer.deleteFeature(closestFeature.id())
if closestLayer.commitChanges() == False:
reply = QMessageBox.information(None, "Information",
"Problem committing changes" + str(closestLayer.commitErrors()),
QMessageBox.Ok)
else:
TOMsMessageLog.logMessage("In removeRestriction: changes committed", level=Qgis.Info)
"""
This is a tool for adding a point feature. currently only used for signs, but could be used for any point
"""
def doCreateSign(self):
TOMsMessageLog.logMessage("In doCreateSign", level=Qgis.Info)
if self.actionCreateSign.isChecked():
self.currMapTool = self.canvas.mapTool()
self.currentlySelectedLayer = self.iface.activeLayer()
self.signsLayer = self.tableNames.setLayer("Signs")
self.iface.setActiveLayer(self.signsLayer)
self.createPointMapTool = CreatePointTool(self.iface, self.signsLayer)
TOMsMessageLog.logMessage("In doCreateSign - tool activated", level=Qgis.Info)
self.signsLayer.editingStopped.connect(self.reinstateMapTool)
self.actionCreateSign.setChecked(False)
self.iface.mapCanvas().setMapTool(self.createPointMapTool)
""" add the point from the gnss """
try:
status = self.canvas.mapTool().addPointFromGPS(self.curr_gps_location, self.curr_gps_info)
except Exception as e:
TOMsMessageLog.logMessage("In doCreateSign: Problem adding gnss location: {}".format(e),
level=Qgis.Warning)
reply = QMessageBox.information(self.iface.mainWindow(), "Error",
"Problem adding gnss location ... ",
QMessageBox.Ok)
"""
Not currently used, but want to develop ...
"""
def doCreateMTR(self):
TOMsMessageLog.logMessage("In doCreateMTR", level=Qgis.Info)
if self.actionCreateMTR.isChecked():
TOMsMessageLog.logMessage("In doCreateMTR - tool activated", level=Qgis.Info)
# Open MTR form ...
try:
self.thisMtrForm
except AttributeError:
self.thisMtrForm = mtrForm(self.iface)
#res = mtrFormFactory.prepareForm(self.iface, self.dbConn, self.dialog)
#self.mtrTypeCB = self.dialog.findChild(QComboBox, "cmb_MTR_list")
#self.mtrTypeCB.activated[str].connect(self.onLocalChanged)
#self.currDialog.findChild(QComboBox, "cmb_MTR_list").activated[str].connect(self.onChanged)
""" Need to setup dialog:
a. create drop down
b. link structure of form to different options from drop down, e.g., Access Restriction needs ?? attributes and one point, Turn Restriction needs ?? attributes and two points
c. link getPoint actions to buttons
"""
status = self.thisMtrForm.show()
# Run the dialog event loop
result = self.thisMtrForm.exec_()
#
else:
TOMsMessageLog.logMessage("In doCreateMTR - tool deactivated", level=Qgis.Info)
#self.iface.mapCanvas().unsetMapTool(self.mapTool)
#self.mapTool = None
self.actionCreateMTR.setChecked(False)
self.gpsMapTool = False
def onLocalChanged(self, text):
TOMsMessageLog.logMessage(
"In generateFirstStageForm::selectionchange. " + text, level=Qgis.Info)
res = mtrFormFactory.prepareForm(self.iface, self.dbConn, self.dialog, text)
"""
Used with the createSign tool to reinstate the last used maptool, i.e., to allow the interupt of feature creation
"""
def reinstateMapTool(self):
TOMsMessageLog.logMessage("In reinstateMapTool ... ", level=Qgis.Info)
self.iface.activeLayer().editingStopped.disconnect(self.reinstateMapTool)
if self.currMapTool:
TOMsMessageLog.logMessage(
"In reinstateMapTool. layer to be reinstated {} using tool {}".format(self.currentlySelectedLayer.name(), self.currMapTool.toolName()),
level=Qgis.Warning)
# now reinstate
if self.currentlySelectedLayer:
self.iface.setActiveLayer(self.currentlySelectedLayer)
self.iface.mapCanvas().setMapTool(self.currMapTool)
def doMoveFeatureToDifferentLayer(self):
"""
Select point and then display details. Assume that there is only one of these map tools in existence at any one time ??
"""
TOMsMessageLog.logMessage("In doMoveFeatureToDifferentLayer", level=Qgis.Info)
# TODO: Check whether or not there is a create maptool available. If so, stop this and finish using that/those tools
if not self.iface.activeLayer():
reply = QMessageBox.information(self.iface.mainWindow(), "Information", "Please choose a layer ...",
QMessageBox.Ok)
return
if self.actionMoveFeatureToDifferentLayer.isChecked():
TOMsMessageLog.logMessage("In doMoveFeatureToDifferentLayer - tool activated", level=Qgis.Warning)
self.moveFeatureToDifferentLayerMapTool = ChangeLayerMapTool(self.iface, self.localTransaction)
self.iface.mapCanvas().setMapTool(self.moveFeatureToDifferentLayerMapTool)
#self.showRestrictionMapTool.notifyFeatureFound.connect(self.showRestrictionDetails)
else:
TOMsMessageLog.logMessage("In doMoveFeatureToDifferentLayer - tool deactivated", level=Qgis.Warning)
if self.moveFeatureToDifferentLayerMapTool:
self.iface.mapCanvas().unsetMapTool(self.moveFeatureToDifferentLayerMapTool)
self.actionMoveFeatureToDifferentLayer.setChecked(False)
#@pyqtSlot(QgsGpsConnection)
def gpsStarted(self, connection):
TOMsMessageLog.logMessage("In enableTools - GPS connection found ",
level=Qgis.Info)
self.gpsConnection = connection
# marker
self.marker = QgsVertexMarker(self.canvas)
self.marker.setColor(QColor(255, 0, 0)) # (R,G,B)
self.marker.setIconSize(10)
self.marker.setIconType(QgsVertexMarker.ICON_CIRCLE)
self.marker.setPenWidth(3)
self.enableGnssToolbarItem()
reply = QMessageBox.information(None, "Information",
"Connection found",
QMessageBox.Ok)
#@pyqtSlot()
def gpsStopped(self):
TOMsMessageLog.logMessage("In enableTools - GPS connection stopped ",
level=Qgis.Warning)
self.gps_thread.deleteLater()
self.thread.quit()
self.thread.wait()
self.thread.deleteLater()
if self.gpsConnection:
if self.canvas is not None:
self.marker.hide()
self.canvas.scene().removeItem(self.marker)
self.gpsConnection = None
self.disableGnssToolbarItem()
#@pyqtSlot()
def gpsPositionProvided(self, mapPointXY, gpsInfo):
"""reply = QMessageBox.information(None, "Information",
"Position provided",
QMessageBox.Ok)"""
TOMsMessageLog.logMessage("In enableTools - ******** initial GPS location provided " + mapPointXY.asWkt(),
level=Qgis.Info)
self.curr_gps_location = mapPointXY
self.curr_gps_info = gpsInfo
wgs84_pointXY = QgsPointXY(gpsInfo.longitude, gpsInfo.latitude)
wgs84_point = QgsPoint(wgs84_pointXY)
wgs84_point.transform(self.transformation)
x = wgs84_point.x()
y = wgs84_point.y()
new_mapPointXY = QgsPointXY(x, y)
TOMsMessageLog.logMessage("In enableTools - ******** transformed GPS location provided " + str(gpsInfo.longitude) + ":" + str(gpsInfo.latitude) + "; " + new_mapPointXY.asWkt(),
level=Qgis.Info)
if gpsInfo.pdop >= 1: # gps ok
self.marker.setColor(QColor(0, 200, 0))
else:
self.marker.setColor(QColor(255, 0, 0))
self.marker.setCenter(mapPointXY)
self.marker.show()
#self.canvas.setCenter(mapPointXY)
"""TOMsMessageLog.logMessage("In enableTools: distance from last fix: {}".format(self.lastCentre.distance(mapPointXY)),
level=Qgis.Info)"""
if self.lastCentre.distance(mapPointXY) > self.roamDistance:
self.lastCentre = mapPointXY
self.canvas.setCenter(mapPointXY)
TOMsMessageLog.logMessage(
"In enableTools: distance from last fix: {}".format(self.lastCentre.distance(mapPointXY)),
level=Qgis.Warning)
self.canvas.refresh()
# TODO: populate message bar with details about satellites, etc
#@pyqtSlot(Exception, str)
def gpsErrorEncountered(self, e):
TOMsMessageLog.logMessage("In enableTools - GPS connection has error {}".format(e),
level=Qgis.Warning)
"""self.actionCreateRestriction.setEnabled(False)
self.actionAddGPSLocation.setEnabled(False)"""
self.disableGnssToolbarItem()
class SplineTool(QgsMapToolEdit):
def __init__(self, iface):
super(SplineTool, self).__init__(iface.mapCanvas())
self.iface = iface
self.canvas = self.iface.mapCanvas()
self.rb = QgsRubberBand(self.canvas, QgsWkbTypes.LineGeometry)
self.snap_marker = QgsVertexMarker(self.canvas)
self.snapping_utils = self.canvas.snappingUtils()
self.points = [] # digitized, not yet interpolated points
self.type = QgsWkbTypes.LineGeometry # layer geometry type
self.tolerance = None
self.tightness = None
self.is_polygon = None
self.cursor = QCursor(
QPixmap([
"16 16 3 1",
" c None",
". c #FF0000",
"+ c #FFFFFF",
" ",
" +.+ ",
" ++.++ ",
" +.....+ ",
" +. .+ ",
" +. . .+ ",
" +. . .+ ",
" ++. . .++",
" ... ...+... ...",
" ++. . .++",
" +. . .+ ",
" +. . .+ ",
" ++. .+ ",
" ++.....+ ",
" ++.++ ",
" +.+ ",
]))
s = QgsSettings()
self.snap_col = s.value("/qgis/digitizing/snap_color",
QColor("#ff00ff"))
def canvasMoveEvent(self, event):
color = QColor(255, 0, 0, 100)
self.rb.setColor(color)
self.rb.setWidth(1)
point = self.toMapCoordinates(event.pos())
# try to snap to a feature
result = self.snapping_utils.snapToMap(point)
if result.isValid():
point = result.point()
self.update_snap_marker(snapped_pt=point)
else:
self.update_snap_marker()
points = list(self.points)
points.append(QgsPoint(point))
points = interpolate(points)
self.set_rubber_band_points(points)
def canvasReleaseEvent(self, event):
color = QColor(255, 0, 0, 100)
self.rb.setColor(color)
self.rb.setWidth(1)
point = self.toMapCoordinates(event.pos())
if event.button() == Qt.LeftButton:
# try to snap to a feature
result = self.snapping_utils.snapToMap(point)
if result.isValid():
point = result.point()
self.points.append(QgsPoint(point))
points = interpolate(self.points)
self.set_rubber_band_points(points)
else:
if len(self.points) >= 2:
# refresh without last point
self.refresh()
self.create_feature()
self.reset_points()
self.reset_rubber_band()
self.canvas.refresh()
def keyPressEvent(self, e):
if e.key() == Qt.Key_Escape:
self.deactivate()
self.activate()
elif e.key() == Qt.Key_Backspace:
if self.points:
self.points.pop()
points = interpolate(self.points)
self.set_rubber_band_points(points)
self.canvas.refresh()
def reset_points(self):
self.points = []
# Create feature from digitized points, i.e. without the last moving point
# where right click happened. This the same way how core QGIS Add Feature works.
def create_feature(self):
layer = self.iface.activeLayer()
provider = layer.dataProvider()
fields = provider.fields()
f = QgsFeature(fields)
coords = [QgsPointXY(pt) for pt in interpolate(self.points)]
proj = QgsProject.instance()
if layer.crs() != proj.crs():
trans_context = proj.transformContext()
transf = QgsCoordinateTransform(proj.crs(), layer.crs(),
trans_context)
coords_tmp = coords[:]
coords = []
for point in coords_tmp:
transformed_pt = transf.transform(point)
coords.append(transformed_pt)
# Add geometry to feature
if self.is_polygon:
g = QgsGeometry.fromPolygonXY([coords])
else:
g = QgsGeometry.fromPolylineXY(coords)
f.setGeometry(g)
# Add attribute fields to feature
for field in fields.toList():
ix = fields.indexFromName(field.name())
f[field.name()] = provider.defaultValue(ix)
layer.beginEditCommand("Feature added")
settings = QSettings()
disable_attributes = settings.value(
"/qgis/digitizing/disable_enter_attribute_values_dialog",
False,
type=bool)
layer.addFeature(f)
if disable_attributes:
layer.endEditCommand()
else:
dlg = self.iface.getFeatureForm(layer, f)
if dlg.exec_():
layer.endEditCommand()
else:
layer.destroyEditCommand()
def refresh(self):
if self.points:
points = interpolate(self.points)
self.set_rubber_band_points(points)
def canvasPressEvent(self, event):
pass
def showSettingsWarning(self):
pass
def activate(self):
self.canvas.setCursor(self.cursor)
layer = self.iface.activeLayer()
self.type = layer.geometryType()
self.is_polygon = False
if self.type == QgsWkbTypes.PolygonGeometry:
self.is_polygon = True
def reset_rubber_band(self):
self.rb.reset(self.type)
def set_rubber_band_points(self, points):
self.reset_rubber_band()
for point in points:
update = point is points[-1]
if isinstance(point, QgsPoint):
point = QgsPointXY(point)
self.rb.addPoint(point, update)
def update_snap_marker(self, snapped_pt=None):
self.canvas.scene().removeItem(self.snap_marker)
if snapped_pt is None:
return
self.snap_marker = QgsVertexMarker(self.canvas)
self.snap_marker.setCenter(snapped_pt)
self.snap_marker.setIconSize(16)
self.snap_marker.setIconType(QgsVertexMarker.ICON_BOX)
self.snap_marker.setPenWidth(3)
self.snap_marker.setColor(self.snap_col)
def deactivate(self):
self.reset_points()
self.update_snap_marker()
self.reset_rubber_band()
QgsMapToolEdit.deactivate(self)
def isZoomTool(self):
return False
def isTransient(self):
return False
def isEditTool(self):
return True
class ZoomToLatLon(QDockWidget, FORM_CLASS):
def __init__(self, lltools, iface, parent):
super(ZoomToLatLon, self).__init__(parent)
self.setupUi(self)
self.canvas = iface.mapCanvas()
self.marker = None
self.zoomToolButton.setIcon(
QIcon(':/images/themes/default/mActionZoomIn.svg'))
self.clearToolButton.setIcon(
QIcon(':/images/themes/default/mIconClearText.svg'))
self.zoomToolButton.clicked.connect(self.zoomToPressed)
self.clearToolButton.clicked.connect(self.removeMarker)
self.lltools = lltools
self.settings = lltools.settingsDialog
self.iface = iface
self.coordTxt.returnPressed.connect(self.zoomToPressed)
self.canvas.destinationCrsChanged.connect(self.crsChanged)
self.configure()
def showEvent(self, e):
self.configure()
def closeEvent(self, event):
self.removeMarker()
event.accept()
def crsChanged(self):
if self.isVisible():
self.configure()
def is_number(self, s):
try:
float(s)
return True
except ValueError:
return False
def configure(self):
self.coordTxt.setText("")
self.removeMarker()
if self.settings.zoomToProjIsMGRS():
# This is an MGRS coordinate
self.label.setText("Enter MGRS Coordinate")
elif self.settings.zoomToProjIsPlusCodes():
self.label.setText("Enter Plus Codes")
elif self.settings.zoomToProjIsStandardUtm():
self.label.setText("Enter Standard UTM")
elif self.settings.zoomToProjIsWgs84():
if self.settings.zoomToCoordOrder == 0:
self.label.setText("Enter 'Latitude, Longitude'")
else:
self.label.setText("Enter 'Longitude, Latitude'")
elif self.settings.zoomToProjIsProjectCRS():
crsID = self.canvas.mapSettings().destinationCrs().authid()
if self.settings.zoomToCoordOrder == 0:
self.label.setText("Enter {} Y,X".format(crsID))
else:
self.label.setText("Enter {} X,Y".format(crsID))
else: # Default to custom CRS
crsID = self.settings.zoomToCustomCrsId()
if self.settings.zoomToCoordOrder == 0:
self.label.setText("Enter {} Y,X".format(crsID))
else:
self.label.setText("Enter {} X,Y".format(crsID))
def convertCoordinate(self, text):
try:
if self.settings.zoomToProjIsMGRS():
# An MGRS coordinate only format has been specified. This will result in an exception
# if it is not a valid MGRS coordinate
text2 = re.sub(r'\s+', '', str(text)) # Remove all white space
lat, lon = mgrs.toWgs(text2)
return (lat, lon, epsg4326)
if self.settings.zoomToProjIsPlusCodes():
# A Plus Codes coordinate has been selected. This will result in an exception
# if it is not a valid plus codes coordinate.
coord = olc.decode(text)
lat = coord.latitudeCenter
lon = coord.longitudeCenter
return (lat, lon, epsg4326)
if self.settings.zoomToProjIsStandardUtm():
# A Standard UTM coordinate has been selected. This will result in an exception
# if it is not a valid utm coordinate.
pt = utmString2Crs(text)
return (pt.y(), pt.x(), epsg4326)
# Check for other formats
if text[0] == '{': # This may be a GeoJSON point
codec = QTextCodec.codecForName("UTF-8")
fields = QgsJsonUtils.stringToFields(text, codec)
fet = QgsJsonUtils.stringToFeatureList(text, fields, codec)
if (len(fet) == 0) or not fet[0].isValid():
raise ValueError('Invalid Coordinates')
geom = fet[0].geometry()
if geom.isEmpty() or (geom.wkbType() != QgsWkbTypes.Point):
raise ValueError('Invalid GeoJSON Geometry')
pt = geom.asPoint()
return (pt.y(), pt.x(), epsg4326)
# Check to see if it is standard UTM
if isUtm(text):
pt = utmString2Crs(text)
return (pt.y(), pt.x(), epsg4326)
# Check to see if it is an MGRS coordinate
try:
text2 = re.sub(r'\s+', '', str(text))
lat, lon = mgrs.toWgs(text2)
return (lat, lon, epsg4326)
except Exception:
pass
# Check to see if it is a plus codes string
try:
coord = olc.decode(text)
lat = coord.latitudeCenter
lon = coord.longitudeCenter
return (lat, lon, epsg4326)
except Exception:
pass
# Check to see if it is a WKT POINT format
if re.search(r'POINT\(', text) is not None:
m = re.findall(
r'POINT\(\s*([+-]?\d*\.?\d*)\s+([+-]?\d*\.?\d*)', text)
if len(m) != 1:
raise ValueError('Invalid Coordinates')
lon = float(m[0][0])
lat = float(m[0][1])
if self.settings.zoomToProjIsWgs84():
srcCrs = epsg4326
elif self.settings.zoomToProjIsProjectCRS():
srcCrs = self.canvas.mapSettings().destinationCrs()
else:
srcCrs = self.settings.zoomToCustomCRS()
return (lat, lon, srcCrs)
# We are left with either DMS or decimal degrees in one of the projections
if self.settings.zoomToProjIsWgs84():
lat, lon = parseDMSString(text, self.settings.zoomToCoordOrder)
return (lat, lon, epsg4326)
# We are left with a non WGS 84 decimal projection
coords = re.split(r'[\s,;:]+', text, 1)
if len(coords) < 2:
raise ValueError('Invalid Coordinates')
if self.settings.zoomToCoordOrder == self.settings.OrderYX:
lat = float(coords[0])
lon = float(coords[1])
else:
lon = float(coords[0])
lat = float(coords[1])
if self.settings.zoomToProjIsProjectCRS():
srcCrs = self.canvas.mapSettings().destinationCrs()
else:
srcCrs = self.settings.zoomToCustomCRS()
return (lat, lon, srcCrs)
except Exception:
raise ValueError('Invalid Coordinates')
def zoomToPressed(self):
try:
text = self.coordTxt.text().strip()
(lat, lon, srcCrs) = self.convertCoordinate(text)
pt = self.lltools.zoomTo(srcCrs, lat, lon)
if self.settings.persistentMarker:
if self.marker is None:
self.marker = QgsVertexMarker(self.canvas)
self.marker.setCenter(pt)
self.marker.setIconSize(18)
self.marker.setPenWidth(2)
self.marker.setIconType(QgsVertexMarker.ICON_CROSS)
elif self.marker is not None:
self.removeMarker()
except Exception:
# traceback.print_exc()
self.iface.messageBar().pushMessage("",
"Invalid Coordinate",
level=Qgis.Warning,
duration=2)
return
def removeMarker(self):
if self.marker is not None:
self.canvas.scene().removeItem(self.marker)
self.marker = None
self.coordTxt.clear()
