class FileGPSService(GPSService):
def __init__(self, filename):
super(FileGPSService, self).__init__()
self.file = None
self.timer = QTimer()
self.timer.setInterval(100)
self.timer.timeout.connect(self._read_from_file)
self.filename = filename
def connectGPS(self, portname):
# Normally the portname is passed but we will take a filename
# because it's a fake GPS service
if not self.isConnected:
self.file = open(self.filename, "r")
self.timer.start()
self.isConnected = True
def _read_from_file(self):
line = self.file.readline()
if not line:
self.file.seek(0)
line = self.file.readline()
self.parse_data(line)
def disconnectGPS(self):
if self.file:
self.file.close()
self.timer.stop()
self.file = None
self.gpsdisconnected.emit()
def _load_layer(self, loader, conn_info, meta, **kw_start):
lst_layer = list()
batch = 100 # kw_start.get("limit",30000)
for i in range(6):
timer = QTimer()
timer.timeout.connect(lambda: self.check_loader(loader,batch))
if not i:
loader.start(conn_info, meta, **kw_start)
else:
loader.restart(conn_info, meta, **kw_start)
timer.start(10)
try:
self._wait_async()
except AllErrorsDuringTest as e:
lst_err = e.args[0]
self.assertIsInstance(lst_err[0], ManualInterrupt)
finally:
timer.stop()
lst_layer.append(loader.layer)
# with self.assertRaises(AllErrorsDuringTest, msg="stopping loader should emit error") as cm:
# self._wait_async()
# lst_err = cm.exception.args[0]
# self.assertIsInstance(lst_err[0], ManualInterrupt)
return lst_layer
class ShowConsoleDialog(QDialog, FORM_CLASS):
"""
Non-modal dialog to display the console log of a OQ-Engine calculation
"""
def __init__(self, driver_dialog, calc_id):
QDialog.__init__(self)
# Set up the user interface from Designer.
self.setupUi(self)
self.driver_dialog = driver_dialog
self.calc_id = calc_id
# when re-opening the dialog for a calculation, display the log from
# the beginning
self.driver_dialog.calc_log_line[calc_id] = 0
self.timer = QTimer()
self.timer.timeout.connect(self.refresh_calc_log)
self.timer.start(3000) # refresh time in milliseconds
# show the log before the first iteration of the timer
self.refresh_calc_log()
def refresh_calc_log(self):
calc_status = self.driver_dialog.get_calc_status(self.calc_id)
if calc_status is None:
self.reject()
return
if calc_status['status'] in ('complete', 'failed'):
self.timer.stop()
calc_log = self.driver_dialog.get_calc_log(self.calc_id)
if calc_log and not isinstance(calc_log, Exception):
self.text_browser.append(calc_log)
def reject(self):
self.timer.stop()
super().reject()
def _get_sync(self, qurl: QUrl, timeout: int = 20000) -> Reply:
'''
synchronous GET-request
'''
request = QNetworkRequest(qurl)
## newer versions of QGIS (3.6+) support synchronous requests
#if hasattr(self._manager, 'blockingGet'):
#reply = self._manager.blockingGet(request, forceRefresh=True)
## use blocking event loop for older versions
#else:
loop = QEventLoop()
timer = QTimer()
timer.setSingleShot(True)
# reply or timeout break event loop, whoever comes first
timer.timeout.connect(loop.quit)
reply = self._manager.get(request)
reply.finished.connect(loop.quit)
timer.start(timeout)
# start blocking loop
loop.exec()
loop.deleteLater()
if not timer.isActive():
reply.deleteLater()
raise ConnectionError('Timeout')
timer.stop()
#if reply.error():
#self.error.emit(reply.errorString())
#raise ConnectionError(reply.errorString())
res = Reply(reply)
self.finished.emit(res)
return res
class ToolTipClass(QgsMapTool):
def __init__(self, canvas, ms): # msはミリ秒
QgsMapTool.__init__(self, canvas)
self.canvas = canvas
self.ms = ms
# canvasMoveEventで設定した秒数（msで設定）経過したら呼ばれるメソッドを設定
self.timerMapTips = QTimer(canvas)
self.timerMapTips.timeout.connect(self.showMapTip)
def canvasMoveEvent(self, event):
QToolTip.hideText()
self.timerMapTips.start(self.ms)
def showMapTip(self):
self.timerMapTips.stop()
# 表示する値を設定する。
mappos = self.toMapCoordinates(self.canvas.mouseLastXY())
value = mappos
if value == None:
return
text = str(value)
QToolTip.showText(self.canvas.mapToGlobal(self.canvas.mouseLastXY()),
text, self.canvas)
def deactivate(self):
self.timerMapTips.timeout.disconnect(self.showMapTip)
class MapCanvasEffects():
def __init__(self):
self.project = QgsProject().instance()
self.canvas = QgsUtils.iface.mapCanvas()
self.timer = QTimer( self.canvas )
self.flash = None
def highlight(self, layer, geometry):
def getFlash():
h = QgsHighlight( self.canvas, geometry, layer )
h.setColor( QColor( 255, 0, 0, 255 ) )
h.setFillColor( QColor( 255, 0, 0, 100 ) )
h.setWidth( 2 )
return h
def finished():
self.timer.stop()
self.timer.timeout.disconnect( finished )
del self.flash
self.flash = getFlash()
self.timer.timeout.connect( finished )
self.timer.start( 500 ) # Milliseconds before finishing the flash
def zoom(self, layer, geometry):
def getBoudingBoxGeomCanvas():
crsLayer = layer.crs()
crsCanvas = self.project.crs()
if not crsLayer == crsCanvas:
ct = QgsCoordinateTransform( layer.crs(), self.project.crs(), self.project )
bbox = ct.transform( geometry.boundingBox() )
else:
bbox = geometry.boundingBox()
return bbox
self.canvas.setExtent( getBoudingBoxGeomCanvas() )
self.canvas.zoomByFactor( 1.05 )
self.canvas.refresh()
self.highlight( layer, geometry )
def highlightFeature(self, layer, feature):
if not feature.hasGeometry():
return
geom = feature.geometry()
self.highlight( layer, geom )
def zoomFeature(self, layer, feature):
if not feature.hasGeometry():
return
geom = feature.geometry()
self.zoom( layer, geom )
def fetchFiles(self, urls):
self.logT("TileLayer.fetchFiles() starts")
# create a QEventLoop object that belongs to the current thread (if ver. > 2.1, it is render thread)
eventLoop = QEventLoop()
self.logT("Create event loop: " + str(eventLoop)) # DEBUG
# QObject.connect(self, SIGNAL("allRepliesFinished()"), eventLoop.quit)
self.allRepliesFinished.connect(eventLoop.quit)
# create a timer to watch whether rendering is stopped
watchTimer = QTimer()
watchTimer.timeout.connect(eventLoop.quit)
# send a fetch request to the main thread
# self.emit(SIGNAL("fetchRequest(QStringList)"), urls)
self.fetchRequest.emit(urls)
# wait for the fetch to finish
tick = 0
interval = 500
timeoutTick = self.downloadTimeout / interval
watchTimer.start(interval)
while tick < timeoutTick:
# run event loop for 0.5 seconds at maximum
eventLoop.exec_()
if debug_mode:
qDebug("watchTimerTick: %d" % tick)
qDebug("unfinished downloads: %d" %
self.downloader.unfinishedCount())
if self.downloader.unfinishedCount(
) == 0 or self.renderContext.renderingStopped():
break
tick += 1
watchTimer.stop()
if tick == timeoutTick and self.downloader.unfinishedCount() > 0:
self.log("fetchFiles timeout")
# self.emitShowBarMessage("fetchFiles timeout", duration=5) #DEBUG
self.downloader.abort()
self.downloader.errorStatus = Downloader.TIMEOUT_ERROR
files = self.downloader.fetchedFiles
watchTimer.timeout.disconnect(eventLoop.quit) #
# QObject.disconnect(self, SIGNAL("allRepliesFinished()"), eventLoop.quit)
self.allRepliesFinished.disconnect(eventLoop.quit)
self.logT("TileLayer.fetchFiles() ends")
return files
def fetchFiles(self, urls):
self.logT("TileLayer.fetchFiles() starts")
# create a QEventLoop object that belongs to the current thread (if ver. > 2.1, it is render thread)
eventLoop = QEventLoop()
self.logT("Create event loop: " + str(eventLoop)) # DEBUG
# QObject.connect(self, SIGNAL("allRepliesFinished()"), eventLoop.quit)
self.allRepliesFinished.connect(eventLoop.quit)
# create a timer to watch whether rendering is stopped
watchTimer = QTimer()
watchTimer.timeout.connect(eventLoop.quit)
# send a fetch request to the main thread
# self.emit(SIGNAL("fetchRequest(QStringList)"), urls)
self.fetchRequest.emit(urls)
# wait for the fetch to finish
tick = 0
interval = 500
timeoutTick = self.downloadTimeout / interval
watchTimer.start(interval)
while tick < timeoutTick:
# run event loop for 0.5 seconds at maximum
eventLoop.exec_()
if debug_mode:
qDebug("watchTimerTick: %d" % tick)
qDebug("unfinished downloads: %d" % self.downloader.unfinishedCount())
if self.downloader.unfinishedCount() == 0 or self.renderContext.renderingStopped():
break
tick += 1
watchTimer.stop()
if tick == timeoutTick and self.downloader.unfinishedCount() > 0:
self.log("fetchFiles timeout")
# self.emitShowBarMessage("fetchFiles timeout", duration=5) #DEBUG
self.downloader.abort()
self.downloader.errorStatus = Downloader.TIMEOUT_ERROR
files = self.downloader.fetchedFiles
watchTimer.timeout.disconnect(eventLoop.quit) #
# QObject.disconnect(self, SIGNAL("allRepliesFinished()"), eventLoop.quit)
self.allRepliesFinished.disconnect(eventLoop.quit)
self.logT("TileLayer.fetchFiles() ends")
return files
class QvBafarada(QLabel):
'''
Mostra un text simulant una bafarada (globus) de còmic en una posició relativa al widget pare (TOPLEFT, TOPRIGHT, BOTTOMLEFT o BOTTOMRIGHT)
Si no s'especifica pare, es mostrarà on li sembli, així que seria convenient fer-li un move a la posició que es vulgui
La bafarada es mostra fent-li un show, i s'oculta per si sola, sense necessitat de fer res.
'''
TOPLEFT=0
TOPRIGHT=1
BOTTOMLEFT=2
BOTTOMRIGHT=3
def __init__(self,text,parent=None, pos=BOTTOMRIGHT, temps=5):
super().__init__(text)
self.parent=parent
self.setFont(QvConstants.FONTTEXT)
self.setWordWrap(True)
self.pos=pos
self.temps=temps
self.setStyleSheet('''
background: %s;
color: %s;
padding: 2px;
border: 2px solid %s;
border-radius: 10px;
margin: 0px;
'''%(QvConstants.COLORBLANCHTML,QvConstants.COLORFOSCHTML, QvConstants.COLORDESTACATHTML))
self.setWindowFlags(Qt.WindowStaysOnTopHint | Qt.FramelessWindowHint)
# self.setWindowFlags(Qt.Window | Qt.WA_TranslucentBackground | Qt.FramelessWindowHint)
def paintEvent(self,event):
super().paintEvent(event)
def show(self):
super().show()
self.timer=QTimer(self)
self.timer.setSingleShot(True)
self.timer.timeout.connect(lambda: self.hide())
self.timer.start(self.temps*1000)
# self.show()
if self.parent is not None:
#Ja que python no té switch-case, ho fem amb una llista
pos=[(10,10),(self.parent.width()-self.width()-10,10),(10,self.parent.height()-self.height()-10),(self.parent.width()-self.width()-10,self.parent.height()-self.height()-10)][self.pos]
self.move(*pos)
def oculta(self):
self.hide()
self.timer.stop()
def _post_sync(self,
qurl: QUrl,
timeout: int = 20000,
data: bytes = b'',
content_type=None):
'''
synchronous POST-request
'''
request = QNetworkRequest(qurl)
if content_type:
request.setHeader(QNetworkRequest.ContentTypeHeader, content_type)
# newer versions of QGIS (3.6+) support synchronous requests
if hasattr(self._manager, 'blockingPost'):
reply = self._manager.blockingPost(request,
data,
forceRefresh=True)
# use blocking event loop for older versions
else:
loop = QEventLoop()
timer = QTimer()
timer.setSingleShot(True)
# reply or timeout break event loop, whoever comes first
timer.timeout.connect(loop.quit)
reply = self._manager.post(request, data)
reply.finished.connect(loop.quit)
timer.start(timeout)
# start blocking loop
loop.exec()
loop.deleteLater()
if not timer.isActive():
reply.deleteLater()
raise ConnectionError('Timeout')
timer.stop()
if reply.error():
self.error.emit(reply.errorString())
raise ConnectionError(reply.errorString())
res = Reply(reply)
self.finished.emit(res)
return res
class ApiDimensioning(ApiParent):
def __init__(self, iface, settings, controller, plugin_dir):
""" Class constructor """
ApiParent.__init__(self, iface, settings, controller, plugin_dir)
self.iface = iface
self.settings = settings
self.controller = controller
self.plugin_dir = plugin_dir
self.canvas = self.iface.mapCanvas()
self.emit_point = QgsMapToolEmitPoint(self.canvas)
self.canvas.setMapTool(self.emit_point)
# Snapper
self.snapper_manager = SnappingConfigManager(self.iface)
self.snapper = self.snapper_manager.get_snapper()
def open_form(self, new_feature=None, layer=None, new_feature_id=None):
self.dlg_dim = ApiDimensioningUi()
self.load_settings(self.dlg_dim)
# Set signals
actionSnapping = self.dlg_dim.findChild(QAction, "actionSnapping")
actionSnapping.triggered.connect(partial(self.snapping, actionSnapping))
self.set_icon(actionSnapping, "103")
actionOrientation = self.dlg_dim.findChild(QAction, "actionOrientation")
actionOrientation.triggered.connect(partial(self.orientation, actionOrientation))
self.set_icon(actionOrientation, "133")
self.dlg_dim.btn_accept.clicked.connect(partial(self.save_dimensioning, new_feature, layer))
self.dlg_dim.btn_cancel.clicked.connect(partial(self.cancel_dimensioning))
self.dlg_dim.dlg_closed.connect(partial(self.cancel_dimensioning))
self.dlg_dim.dlg_closed.connect(partial(self.save_settings, self.dlg_dim))
# Set layers dimensions, node and connec
self.layer_dimensions = self.controller.get_layer_by_tablename("v_edit_dimensions")
self.layer_node = self.controller.get_layer_by_tablename("v_edit_node")
self.layer_connec = self.controller.get_layer_by_tablename("v_edit_connec")
self.create_map_tips()
body = self.create_body()
# Get layers under mouse clicked
sql = f"SELECT gw_api_getdimensioning($${{{body}}}$$)::text"
row = self.controller.get_row(sql, log_sql=True, commit=True)
if row is None or row[0] is None:
self.controller.show_message("NOT ROW FOR: " + sql, 2)
return False
# Parse string to order dict into List
complet_result = [json.loads(row[0], object_pairs_hook=OrderedDict)]
layout_list = []
for field in complet_result[0]['body']['data']['fields']:
label, widget = self.set_widgets(self.dlg_dim, complet_result, field)
if widget.objectName() == 'id':
utils_giswater.setWidgetText(self.dlg_dim, widget, new_feature_id)
layout = self.dlg_dim.findChild(QGridLayout, field['layoutname'])
# Take the QGridLayout with the intention of adding a QSpacerItem later
if layout not in layout_list and layout.objectName() not in ('top_layout', 'bot_layout_1', 'bot_layout_2'):
layout_list.append(layout)
# Add widgets into layout
if field['layoutname'] in ('top_layout', 'bot_layout_1', 'bot_layout_2'):
layout.addWidget(label, 0, field['layout_order'])
layout.addWidget(widget, 1, field['layout_order'])
else:
self.put_widgets(self.dlg_dim, field, label, widget)
# Add a QSpacerItem into each QGridLayout of the list
for layout in layout_list:
vertical_spacer1 = QSpacerItem(20, 40, QSizePolicy.Minimum, QSizePolicy.Expanding)
layout.addItem(vertical_spacer1)
self.open_dialog(self.dlg_dim)
return False, False
def cancel_dimensioning(self):
self.iface.actionRollbackEdits().trigger()
self.close_dialog(self.dlg_dim)
def save_dimensioning(self, new_feature, layer):
# Insert new feature into db
layer.updateFeature(new_feature)
layer.commitChanges()
# Create body
fields = ''
list_widgets = self.dlg_dim.findChildren(QLineEdit)
for widget in list_widgets:
widget_name = widget.objectName()
widget_value = utils_giswater.getWidgetText(self.dlg_dim, widget)
if widget_value == 'null':
continue
fields += f'"{widget_name}":"{widget_value}",'
srid = self.controller.plugin_settings_value('srid')
sql = f"SELECT ST_GeomFromText('{new_feature.geometry().asWkt()}', {srid})"
the_geom = self.controller.get_row(sql, commit=True, log_sql=True)
fields += f'"the_geom":"{the_geom[0]}"'
feature = '"tableName":"v_edit_dimensions"'
body = self.create_body(feature=feature, filter_fields=fields)
# Execute query
sql = f"SELECT gw_api_setdimensioning($${{{body}}}$$)::text"
row = self.controller.get_row(sql, log_sql=True, commit=True)
# Close dialog
self.close_dialog(self.dlg_dim)
def deactivate_signals(self, action):
self.snapper_manager.remove_marker()
try:
self.canvas.xyCoordinates.disconnect()
except TypeError as e:
pass
try:
self.emit_point.canvasClicked.disconnect()
except TypeError as e:
pass
if not action.isChecked():
action.setChecked(False)
return True
return False
def snapping(self, action):
# Set active layer and set signals
if self.deactivate_signals(action): return
self.dlg_dim.actionOrientation.setChecked(False)
self.iface.setActiveLayer(self.layer_node)
self.canvas.xyCoordinates.connect(self.mouse_move)
self.emit_point.canvasClicked.connect(partial(self.click_button_snapping, action))
def mouse_move(self, point):
# Hide marker and get coordinates
self.snapper_manager.remove_marker()
event_point = self.snapper_manager.get_event_point(point=point)
# Snapping
result = self.snapper_manager.snap_to_background_layers(event_point)
if self.snapper_manager.result_is_valid():
layer = self.snapper_manager.get_snapped_layer(result)
# Check feature
if layer == self.layer_node or layer == self.layer_connec:
self.snapper_manager.add_marker(result)
def click_button_snapping(self, action, point, btn):
if not self.layer_dimensions:
return
if btn == Qt.RightButton:
if btn == Qt.RightButton:
action.setChecked(False)
self.deactivate_signals(action)
return
layer = self.layer_dimensions
self.iface.setActiveLayer(layer)
layer.startEditing()
# Get coordinates
event_point = self.snapper_manager.get_event_point(point=point)
# Snapping
result = self.snapper_manager.snap_to_background_layers(event_point)
if self.snapper_manager.result_is_valid():
layer = self.snapper_manager.get_snapped_layer(result)
# Check feature
if layer == self.layer_node:
feat_type = 'node'
elif layer == self.layer_connec:
feat_type = 'connec'
else:
return
# Get the point
snapped_feat = self.snapper_manager.get_snapped_feature(result)
feature_id = self.snapper_manager.get_snapped_feature_id(result)
element_id = snapped_feat.attribute(feat_type + '_id')
# Leave selection
layer.select([feature_id])
# Get depth of the feature
self.project_type = self.controller.get_project_type()
if self.project_type == 'ws':
fieldname = "depth"
elif self.project_type == 'ud' and feat_type == 'node':
fieldname = "ymax"
elif self.project_type == 'ud' and feat_type == 'connec':
fieldname = "connec_depth"
sql = (f"SELECT {fieldname} "
f"FROM {feat_type} "
f"WHERE {feat_type}_id = '{element_id}'")
row = self.controller.get_row(sql)
if not row:
return
utils_giswater.setText(self.dlg_dim, "depth", row[0])
utils_giswater.setText(self.dlg_dim, "feature_id", element_id)
utils_giswater.setText(self.dlg_dim, "feature_type", feat_type.upper())
def orientation(self, action):
if self.deactivate_signals(action): return
self.dlg_dim.actionSnapping.setChecked(False)
self.emit_point.canvasClicked.connect(partial(self.click_button_orientation, action))
def click_button_orientation(self, action, point, btn):
if not self.layer_dimensions:
return
if btn == Qt.RightButton:
action.setChecked(False)
self.deactivate_signals(action)
return
self.x_symbol = self.dlg_dim.findChild(QLineEdit, "x_symbol")
self.x_symbol.setText(str(int(point.x())))
self.y_symbol = self.dlg_dim.findChild(QLineEdit, "y_symbol")
self.y_symbol.setText(str(int(point.y())))
def create_map_tips(self):
""" Create MapTips on the map """
row = self.controller.get_config('dim_tooltip')
if not row or row[0].lower() != 'true':
return
self.timer_map_tips = QTimer(self.canvas)
self.map_tip_node = QgsMapTip()
self.map_tip_connec = QgsMapTip()
self.canvas.xyCoordinates.connect(self.map_tip_changed)
self.timer_map_tips.timeout.connect(self.show_map_tip)
self.timer_map_tips_clear = QTimer(self.canvas)
self.timer_map_tips_clear.timeout.connect(self.clear_map_tip)
def map_tip_changed(self, point):
""" SLOT. Initialize the Timer to show MapTips on the map """
if self.canvas.underMouse():
self.last_map_position = QgsPointXY(point.x(), point.y())
self.map_tip_node.clear(self.canvas)
self.map_tip_connec.clear(self.canvas)
self.timer_map_tips.start(100)
def show_map_tip(self):
""" Show MapTips on the map """
self.timer_map_tips.stop()
if self.canvas.underMouse():
point_qgs = self.last_map_position
point_qt = self.canvas.mouseLastXY()
if self.layer_node:
self.map_tip_node.showMapTip(self.layer_node, point_qgs, point_qt, self.canvas)
if self.layer_connec:
self.map_tip_connec.showMapTip(self.layer_connec, point_qgs, point_qt, self.canvas)
self.timer_map_tips_clear.start(1000)
def clear_map_tip(self):
""" Clear MapTips """
self.timer_map_tips_clear.stop()
self.map_tip_node.clear(self.canvas)
self.map_tip_connec.clear(self.canvas)
def set_widgets(self, dialog, complet_result, field):
widget = None
label = None
if field['label']:
label = QLabel()
label.setObjectName('lbl_' + field['widgetname'])
label.setText(field['label'].capitalize())
if field['stylesheet'] is not None and 'label' in field['stylesheet']:
label = self.set_setStyleSheet(field, label)
if 'tooltip' in field:
label.setToolTip(field['tooltip'])
else:
label.setToolTip(field['label'].capitalize())
if field['widgettype'] == 'text' or field['widgettype'] == 'typeahead':
completer = QCompleter()
widget = self.add_lineedit(field)
widget = self.set_widget_size(widget, field)
widget = self.set_data_type(field, widget)
if field['widgettype'] == 'typeahead':
widget = self.manage_lineedit(field, dialog, widget, completer)
# if widget.property('column_id') == self.field_id:
# self.feature_id = widget.text()
# # Get selected feature
# self.feature = self.get_feature_by_id(self.layer, self.feature_id, self.field_id)
elif field['widgettype'] == 'combo':
widget = self.add_combobox(field)
widget = self.set_widget_size(widget, field)
elif field['widgettype'] == 'check':
widget = self.add_checkbox(field)
elif field['widgettype'] == 'datepickertime':
widget = self.add_calendar(dialog, field)
elif field['widgettype'] == 'button':
widget = self.add_button(dialog, field)
widget = self.set_widget_size(widget, field)
elif field['widgettype'] == 'hyperlink':
widget = self.add_hyperlink(dialog, field)
widget = self.set_widget_size(widget, field)
elif field['widgettype'] == 'hspacer':
widget = self.add_horizontal_spacer()
elif field['widgettype'] == 'vspacer':
widget = self.add_verical_spacer()
elif field['widgettype'] == 'textarea':
widget = self.add_textarea(field)
elif field['widgettype'] in ('spinbox', 'doubleSpinbox'):
widget = self.add_spinbox(field)
elif field['widgettype'] == 'tableView':
widget = self.add_tableview(complet_result, field)
widget = self.set_headers(widget, field)
widget = self.populate_table(widget, field)
widget = self.set_columns_config(widget, field['widgetname'], sort_order=1, isQStandardItemModel=True)
utils_giswater.set_qtv_config(widget)
return label, widget
class TesterWidget(BASE, WIDGET):
currentTestResult = None
currentTest = 0
currentTestStep = 0
BLINKING_INTERVAL = 1000
buttonColors = ["", 'QPushButton {color: yellow;}']
testingFinished = pyqtSignal()
def __init__(self):
super(TesterWidget, self).__init__()
self.setupUi(self)
self.setObjectName("TesterPluginPanel")
self.btnCancel.clicked.connect(self.cancelTesting)
self.btnTestOk.clicked.connect(self.testPasses)
self.btnTestFailed.clicked.connect(self.testFails)
self.btnRestartTest.clicked.connect(self.restartTest)
self.btnSkip.clicked.connect(self.skipTest)
self.btnNextStep.clicked.connect(self.runNextStep)
self.buttons = [self.btnTestOk, self.btnTestFailed, self.btnNextStep]
self.blinkTimer = QTimer()
self.blinkTimer.timeout.connect(self._blink)
def startBlinking(self):
self.currentBlinkingTime = 0
self.blinkTimer.start(self.BLINKING_INTERVAL)
def stopBlinking(self):
self.blinkTimer.stop()
for button in self.buttons:
button.setStyleSheet(self.buttonColors[0])
def _blink(self):
self.currentBlinkingTime += 1
color = self.buttonColors[self.currentBlinkingTime % 2]
for button in self.buttons:
if button.isEnabled():
button.setStyleSheet(color)
def setTests(self, tests):
self.tests = tests
def startTesting(self):
self.currentTest = 0
self.report = Report()
self.runNextTest()
def getReportDialog(self):
"""Wrapper for easy mocking"""
self.reportDialog = ReportDialog(self.report)
return self.reportDialog
def restartTest(self):
self.currentTestResult = None
self.runNextTest()
def runNextTest(self):
if self.currentTestResult:
self.report.addTestResult(self.currentTestResult)
if self.currentTest < len(self.tests):
test = self.tests[self.currentTest]
self.labelCurrentTest.setText("Current test: %s-%s" % (test.group.upper(), test.name))
self.currentTestResult = TestResult(test)
self.currentTestStep = 0
self.runNextStep()
else:
QApplication.restoreOverrideCursor()
self.testingFinished.emit()
self.setVisible(False)
def runNextStep(self):
self.stopBlinking()
test = self.tests[self.currentTest]
step = test.steps[self.currentTestStep]
self.btnSkip.setEnabled(True)
self.btnCancel.setEnabled(True)
if os.path.exists(step.description):
with open(step.description) as f:
html = "".join(f.readlines())
self.webView.setHtml(html)
else:
if step.function is not None:
self.webView.setHtml(step.description + "<p><b>[This is an automated step. Please, wait until it has been completed]</b></p>")
else:
self.webView.setHtml(step.description + "<p><b>[Click on the right-hand side buttons once you have performed this step]</b></p>")
QCoreApplication.processEvents()
if self.currentTestStep == len(test.steps) - 1:
if step.function is not None:
self.btnTestOk.setEnabled(False)
self.btnTestFailed.setEnabled(False)
self.btnNextStep.setEnabled(False)
self.btnSkip.setEnabled(False)
self.btnCancel.setEnabled(False)
self.webView.setEnabled(False)
QCoreApplication.processEvents()
try:
execute(step.function)
self.testPasses()
except Exception as e:
if isinstance(e, AssertionError):
self.testFails("%s\n%s" % (str(e), traceback.format_exc()))
else:
self.testContainsError("%s\n%s" % (str(e), traceback.format_exc()))
else:
self.btnTestOk.setEnabled(True)
self.btnTestOk.setText("Test passes")
self.btnTestFailed.setEnabled(True)
self.btnTestFailed.setText("Test fails")
self.webView.setEnabled(True)
self.btnNextStep.setEnabled(False)
if step.prestep:
try:
execute(step.prestep)
except Exception as e:
if isinstance(e, AssertionError):
self.testFailsAtSetup("%s\n%s" % (str(e), traceback.format_exc()))
else:
self.testContainsError("%s\n%s" % (str(e), traceback.format_exc()))
else:
if step.function is not None:
self.btnTestOk.setEnabled(False)
self.btnTestFailed.setEnabled(False)
self.btnNextStep.setEnabled(False)
self.btnSkip.setEnabled(False)
self.btnCancel.setEnabled(False)
self.webView.setEnabled(False)
QCoreApplication.processEvents()
try:
execute(step.function)
self.currentTestStep += 1
self.runNextStep()
except Exception as e:
if isinstance(e, AssertionError):
self.testFails("%s\n%s" % (str(e), traceback.format_exc()))
else:
self.testContainsError("%s\n%s" % (str(e), traceback.format_exc()))
else:
self.currentTestStep += 1
self.webView.setEnabled(True)
self.btnNextStep.setEnabled(not step.isVerifyStep)
if step.isVerifyStep:
self.btnTestOk.setEnabled(True)
self.btnTestOk.setText("Step passes")
self.btnTestFailed.setEnabled(True)
self.btnTestFailed.setText("Step fails")
else:
self.btnTestOk.setEnabled(False)
self.btnTestFailed.setEnabled(False)
if step.prestep:
try:
execute(step.prestep)
except Exception as e:
if isinstance(e, AssertionError):
self.testFailsAtSetup("%s\n%s" % (str(e), traceback.format_exc()))
else:
self.testContainsError("%s\n%s" % (str(e), traceback.format_exc()))
if step.function is None:
self.startBlinking()
def testPasses(self):
test = self.tests[self.currentTest]
if self.btnTestOk.isEnabled() and self.btnTestOk.text() == "Step passes":
self.runNextStep()
else:
try:
test = self.tests[self.currentTest]
test.cleanup()
self.currentTestResult.passed()
except:
self.currentTestResult.failed("Test cleanup", traceback.format_exc())
self.currentTest +=1
self.runNextTest()
def testFails(self, msg = ""):
test = self.tests[self.currentTest]
if self.btnTestOk.isEnabled() and self.btnTestOk.text() == "Step passes":
desc = test.steps[self.currentTestStep - 1].description
else:
desc = test.steps[self.currentTestStep].description
self.currentTestResult.failed(desc, msg)
try:
test.cleanup()
except:
pass
self.currentTest +=1
self.runNextTest()
def testFailsAtSetup(self, msg = ""):
test = self.tests[self.currentTest]
if self.btnTestOk.isEnabled() and self.btnTestOk.text() == "Step passes":
desc = test.steps[self.currentTestStep - 1].description
else:
desc = test.steps[self.currentTestStep].description
self.currentTestResult.setupFailed(desc, msg)
try:
test.cleanup()
except:
pass
self.currentTest +=1
self.runNextTest()
def testContainsError(self, msg = ""):
test = self.tests[self.currentTest]
if self.btnTestOk.isEnabled() and self.btnTestOk.text() == "Step passes":
desc = test.steps[self.currentTestStep - 1].description
else:
desc = test.steps[self.currentTestStep].description
self.currentTestResult.containsError(desc, msg)
try:
test.cleanup()
except:
pass
self.currentTest +=1
self.runNextTest()
def skipTest(self):
try:
test = self.tests[self.currentTest]
test.cleanup()
except:
pass
self.currentTest +=1
self.currentTestResult.skipped()
self.runNextTest()
def cancelTesting(self):
self.setVisible(False)
self.testingFinished.emit()
class ApiDimensioning(ApiParent):
def __init__(self, iface, settings, controller, plugin_dir):
""" Class constructor """
ApiParent.__init__(self, iface, settings, controller, plugin_dir)
self.iface = iface
self.settings = settings
self.controller = controller
self.plugin_dir = plugin_dir
self.canvas = self.iface.mapCanvas()
self.points = None
# Snapper
self.snapper_manager = SnappingConfigManager(self.iface)
self.snapper_manager.set_controller(self.controller)
self.snapper = self.snapper_manager.get_snapper()
def open_form(self,
qgis_feature=None,
layer=None,
db_return=None,
fid=None):
self.dlg_dim = DimensioningUi()
self.load_settings(self.dlg_dim)
# Set signals
actionSnapping = self.dlg_dim.findChild(QAction, "actionSnapping")
actionSnapping.triggered.connect(partial(self.snapping,
actionSnapping))
self.set_icon(actionSnapping, "103")
actionOrientation = self.dlg_dim.findChild(QAction,
"actionOrientation")
actionOrientation.triggered.connect(
partial(self.orientation, actionOrientation))
self.set_icon(actionOrientation, "133")
# Set layers dimensions, node and connec
self.layer_dimensions = self.controller.get_layer_by_tablename(
"v_edit_dimensions")
self.layer_node = self.controller.get_layer_by_tablename("v_edit_node")
self.layer_connec = self.controller.get_layer_by_tablename(
"v_edit_connec")
if qgis_feature is None:
features = self.layer_dimensions.getFeatures()
for feature in features:
if feature['id'] == fid:
return feature
qgis_feature = feature
#qgis_feature = self.get_feature_by_id(self.layer_dimensions, fid, 'id')
self.dlg_dim.btn_accept.clicked.connect(
partial(self.save_dimensioning, qgis_feature, layer))
self.dlg_dim.btn_cancel.clicked.connect(
partial(self.cancel_dimensioning))
self.dlg_dim.dlg_closed.connect(partial(self.cancel_dimensioning))
self.dlg_dim.dlg_closed.connect(
partial(self.save_settings, self.dlg_dim))
self.dlg_dim.key_escape.connect(
partial(self.close_dialog, self.dlg_dim))
self.create_map_tips()
# when funcion is called from new feature
if db_return is None:
extras = f'"coordinates":{{{self.points}}}'
body = self.create_body(extras=extras)
function_name = 'gw_fct_getdimensioning'
json_result = self.controller.get_json(function_name, body)
if json_result is None:
return False
db_return = [json_result]
# get id from db response
self.fid = db_return[0]['body']['feature']['id']
layout_list = []
for field in db_return[0]['body']['data']['fields']:
if 'hidden' in field and field['hidden']:
continue
label, widget = self.set_widgets(self.dlg_dim, db_return, field)
if widget.objectName() == 'id':
utils_giswater.setWidgetText(self.dlg_dim, widget, self.fid)
layout = self.dlg_dim.findChild(QGridLayout, field['layoutname'])
# profilactic issue to prevent missed layouts againts db response and form
if layout is not None:
# Take the QGridLayout with the intention of adding a QSpacerItem later
if layout not in layout_list and layout.objectName() not in (
'lyt_top_1', 'lyt_bot_1', 'lyt_bot_2'):
layout_list.append(layout)
# Add widgets into layout
layout.addWidget(label, 0, field['layoutorder'])
layout.addWidget(widget, 1, field['layoutorder'])
# If field is on top or bottom layout the position is horitzontal no vertical
if field['layoutname'] in ('lyt_top_1', 'lyt_bot_1',
'lyt_bot_2'):
layout.addWidget(label, 0, field['layoutorder'])
layout.addWidget(widget, 1, field['layoutorder'])
else:
self.put_widgets(self.dlg_dim, field, label, widget)
# Add a QSpacerItem into each QGridLayout of the list
for layout in layout_list:
vertical_spacer1 = QSpacerItem(20, 40, QSizePolicy.Minimum,
QSizePolicy.Expanding)
layout.addItem(vertical_spacer1)
title = f"DIMENSIONING - {self.fid}"
self.open_dialog(self.dlg_dim, dlg_name='dimensioning', title=title)
return False, False
def cancel_dimensioning(self):
self.iface.actionRollbackEdits().trigger()
self.close_dialog(self.dlg_dim)
def save_dimensioning(self, qgis_feature, layer):
# Upsert feature into db
layer.updateFeature(qgis_feature)
layer.commitChanges()
# Create body
fields = ''
list_widgets = self.dlg_dim.findChildren(QLineEdit)
for widget in list_widgets:
widget_name = widget.property('columnname')
widget_value = utils_giswater.getWidgetText(self.dlg_dim, widget)
if widget_value == 'null':
continue
fields += f'"{widget_name}":"{widget_value}", '
list_widgets = self.dlg_dim.findChildren(QCheckBox)
for widget in list_widgets:
widget_name = widget.property('columnname')
widget_value = f'"{utils_giswater.isChecked(self.dlg_dim, widget)}"'
if widget_value == 'null':
continue
fields += f'"{widget_name}":{widget_value},'
list_widgets = self.dlg_dim.findChildren(QComboBox)
for widget in list_widgets:
widget_name = widget.property('columnname')
widget_value = f'"{utils_giswater.get_item_data(self.dlg_dim, widget)}"'
if widget_value == 'null':
continue
fields += f'"{widget_name}":{widget_value},'
# remove last character (,) from fields
fields = fields[:-1]
feature = '"tableName":"v_edit_dimensions", '
feature += f'"id":"{self.fid}"'
extras = f'"fields":{{{fields}}}'
body = self.create_body(feature=feature, extras=extras)
result = self.controller.get_json('gw_fct_setdimensioning', body)
# Close dialog
self.close_dialog(self.dlg_dim)
def deactivate_signals(self, action):
self.snapper_manager.remove_marker()
try:
self.canvas.xyCoordinates.disconnect()
except TypeError:
pass
try:
self.emit_point.canvasClicked.disconnect()
except TypeError:
pass
if not action.isChecked():
action.setChecked(False)
return True
return False
def snapping(self, action):
# Set active layer and set signals
self.emit_point = QgsMapToolEmitPoint(self.canvas)
self.canvas.setMapTool(self.emit_point)
if self.deactivate_signals(action):
return
self.snapper_manager.set_snapping_layers()
self.snapper_manager.remove_marker()
self.snapper_manager.store_snapping_options()
self.snapper_manager.enable_snapping()
self.snapper_manager.snap_to_node()
self.snapper_manager.snap_to_connec_gully()
self.snapper_manager.set_snapping_mode()
self.dlg_dim.actionOrientation.setChecked(False)
self.iface.setActiveLayer(self.layer_node)
self.canvas.xyCoordinates.connect(self.mouse_move)
self.emit_point.canvasClicked.connect(
partial(self.click_button_snapping, action))
def mouse_move(self, point):
# Hide marker and get coordinates
self.snapper_manager.remove_marker()
event_point = self.snapper_manager.get_event_point(point=point)
# Snapping
result = self.snapper_manager.snap_to_background_layers(event_point)
if self.snapper_manager.result_is_valid():
layer = self.snapper_manager.get_snapped_layer(result)
# Check feature
if layer == self.layer_node or layer == self.layer_connec:
self.snapper_manager.add_marker(result)
def click_button_snapping(self, action, point, btn):
if not self.layer_dimensions:
return
if btn == Qt.RightButton:
if btn == Qt.RightButton:
action.setChecked(False)
self.deactivate_signals(action)
return
layer = self.layer_dimensions
self.iface.setActiveLayer(layer)
layer.startEditing()
# Get coordinates
event_point = self.snapper_manager.get_event_point(point=point)
# Snapping
result = self.snapper_manager.snap_to_background_layers(event_point)
if self.snapper_manager.result_is_valid():
layer = self.snapper_manager.get_snapped_layer(result)
# Check feature
if layer == self.layer_node:
feat_type = 'node'
elif layer == self.layer_connec:
feat_type = 'connec'
else:
return
# Get the point
snapped_feat = self.snapper_manager.get_snapped_feature(result)
feature_id = self.snapper_manager.get_snapped_feature_id(result)
element_id = snapped_feat.attribute(feat_type + '_id')
# Leave selection
layer.select([feature_id])
# Get depth of the feature
fieldname = None
self.project_type = self.controller.get_project_type()
if self.project_type == 'ws':
fieldname = "depth"
elif self.project_type == 'ud' and feat_type == 'node':
fieldname = "ymax"
elif self.project_type == 'ud' and feat_type == 'connec':
fieldname = "connec_depth"
if fieldname is None:
return
depth = snapped_feat.attribute(fieldname)
if depth:
utils_giswater.setText(self.dlg_dim, "depth", depth)
utils_giswater.setText(self.dlg_dim, "feature_id", element_id)
utils_giswater.setText(self.dlg_dim, "feature_type",
feat_type.upper())
self.snapper_manager.recover_snapping_options()
self.deactivate_signals(action)
action.setChecked(False)
def orientation(self, action):
self.emit_point = QgsMapToolEmitPoint(self.canvas)
self.canvas.setMapTool(self.emit_point)
if self.deactivate_signals(action):
return
self.snapper_manager.set_snapping_layers()
self.snapper_manager.remove_marker()
self.snapper_manager.store_snapping_options()
self.snapper_manager.enable_snapping()
self.snapper_manager.snap_to_node()
self.snapper_manager.snap_to_connec_gully()
self.snapper_manager.set_snapping_mode()
self.dlg_dim.actionSnapping.setChecked(False)
self.emit_point.canvasClicked.connect(
partial(self.click_button_orientation, action))
def click_button_orientation(self, action, point, btn):
if not self.layer_dimensions:
return
if btn == Qt.RightButton:
action.setChecked(False)
self.deactivate_signals(action)
return
self.x_symbol = self.dlg_dim.findChild(QLineEdit, "x_symbol")
self.x_symbol.setText(str(int(point.x())))
self.y_symbol = self.dlg_dim.findChild(QLineEdit, "y_symbol")
self.y_symbol.setText(str(int(point.y())))
self.snapper_manager.recover_snapping_options()
self.deactivate_signals(action)
action.setChecked(False)
def create_map_tips(self):
""" Create MapTips on the map """
row = self.controller.get_config('qgis_dim_tooltip')
if not row or row[0].lower() != 'true':
return
self.timer_map_tips = QTimer(self.canvas)
self.map_tip_node = QgsMapTip()
self.map_tip_connec = QgsMapTip()
self.canvas.xyCoordinates.connect(self.map_tip_changed)
self.timer_map_tips.timeout.connect(self.show_map_tip)
self.timer_map_tips_clear = QTimer(self.canvas)
self.timer_map_tips_clear.timeout.connect(self.clear_map_tip)
def map_tip_changed(self, point):
""" SLOT. Initialize the Timer to show MapTips on the map """
if self.canvas.underMouse():
self.last_map_position = QgsPointXY(point.x(), point.y())
self.map_tip_node.clear(self.canvas)
self.map_tip_connec.clear(self.canvas)
self.timer_map_tips.start(100)
def show_map_tip(self):
""" Show MapTips on the map """
self.timer_map_tips.stop()
if self.canvas.underMouse():
point_qgs = self.last_map_position
point_qt = self.canvas.mouseLastXY()
if self.layer_node:
self.map_tip_node.showMapTip(self.layer_node, point_qgs,
point_qt, self.canvas)
if self.layer_connec:
self.map_tip_connec.showMapTip(self.layer_connec, point_qgs,
point_qt, self.canvas)
self.timer_map_tips_clear.start(1000)
def clear_map_tip(self):
""" Clear MapTips """
self.timer_map_tips_clear.stop()
self.map_tip_node.clear(self.canvas)
self.map_tip_connec.clear(self.canvas)
def set_widgets(self, dialog, db_return, field):
widget = None
label = None
if field['label']:
label = QLabel()
label.setObjectName('lbl_' + field['widgetname'])
label.setText(field['label'].capitalize())
if field['stylesheet'] is not None and 'label' in field[
'stylesheet']:
label = self.set_setStyleSheet(field, label)
if 'tooltip' in field:
label.setToolTip(field['tooltip'])
else:
label.setToolTip(field['label'].capitalize())
if field['widgettype'] == 'text' or field['widgettype'] == 'typeahead':
completer = QCompleter()
widget = self.add_lineedit(field)
widget = self.set_widget_size(widget, field)
widget = self.set_data_type(field, widget)
if field['widgettype'] == 'typeahead':
widget = self.manage_lineedit(field, dialog, widget, completer)
elif field['widgettype'] == 'combo':
widget = self.add_combobox(field)
widget = self.set_widget_size(widget, field)
elif field['widgettype'] == 'check':
widget = self.add_checkbox(field)
elif field['widgettype'] == 'datetime':
widget = self.add_calendar(dialog, field)
elif field['widgettype'] == 'button':
widget = self.add_button(dialog, field)
widget = self.set_widget_size(widget, field)
elif field['widgettype'] == 'hyperlink':
widget = self.add_hyperlink(field)
widget = self.set_widget_size(widget, field)
elif field['widgettype'] == 'hspacer':
widget = self.add_horizontal_spacer()
elif field['widgettype'] == 'vspacer':
widget = self.add_verical_spacer()
elif field['widgettype'] == 'textarea':
widget = self.add_textarea(field)
elif field['widgettype'] in ('spinbox'):
widget = self.add_spinbox(field)
elif field['widgettype'] == 'tableview':
widget = self.add_tableview(db_return, field)
widget = self.set_headers(widget, field)
widget = self.populate_table(widget, field)
widget = self.set_columns_config(widget,
field['widgetname'],
sort_order=1,
isQStandardItemModel=True)
utils_giswater.set_qtv_config(widget)
widget.setObjectName(widget.property('columnname'))
return label, widget
class OpenlayersController(QObject):
"""
Helper class that deals with QWebPage.
The object lives in GUI thread, its request() slot is asynchronously called
from worker thread.
See https://github.com/wonder-sk/qgis-mtr-example-plugin for basic example
1. Load Web Page with OpenLayers map
2. Update OL map extend according to QGIS canvas extent
"""
# signal that reports to the worker thread that the image is ready
finished = pyqtSignal()
def __init__(self, parent, context, webPage, layerType):
QObject.__init__(self, parent)
debug("OpenlayersController.__init__", 3)
self.context = context
self.layerType = layerType
self.img = QImage()
self.page = webPage
self.page.loadFinished.connect(self.pageLoaded)
# initial size for map
self.page.setViewportSize(QSize(1, 1))
self.timerMapReady = QTimer()
self.timerMapReady.setSingleShot(True)
self.timerMapReady.setInterval(20)
self.timerMapReady.timeout.connect(self.checkMapReady)
self.timer = QTimer()
self.timer.setInterval(100)
self.timer.timeout.connect(self.checkMapUpdate)
self.timerMax = QTimer()
self.timerMax.setSingleShot(True)
# TODO: different timeouts for map types
self.timerMax.setInterval(2500)
self.timerMax.timeout.connect(self.mapTimeout)
@pyqtSlot()
def request(self):
debug("[GUI THREAD] Processing request", 3)
self.cancelled = False
if not self.page.loaded:
self.init_page()
else:
self.setup_map()
def init_page(self):
url = self.layerType.html_url()
debug("page file: %s" % url)
self.page.mainFrame().load(QUrl(url))
# wait for page to finish loading
debug("OpenlayersWorker waiting for page to load", 3)
def pageLoaded(self):
debug("[GUI THREAD] pageLoaded", 3)
if self.cancelled:
self.emitErrorImage()
return
# wait until OpenLayers map is ready
self.checkMapReady()
def checkMapReady(self):
debug("[GUI THREAD] checkMapReady", 3)
if self.page.mainFrame().evaluateJavaScript("map != undefined"):
# map ready
self.page.loaded = True
self.setup_map()
else:
# wait for map
self.timerMapReady.start()
def setup_map(self):
rendererContext = self.context
# FIXME: self.mapSettings.outputDpi()
self.outputDpi = rendererContext.painter().device().logicalDpiX()
debug(" extent: %s" % rendererContext.extent().toString(), 3)
debug(" center: %lf, %lf" % (rendererContext.extent().center().x(),
rendererContext.extent().center().y()), 3)
debug(" size: %d, %d" % (
rendererContext.painter().viewport().size().width(),
rendererContext.painter().viewport().size().height()), 3)
debug(" logicalDpiX: %d" % rendererContext.painter().
device().logicalDpiX(), 3)
debug(" outputDpi: %lf" % self.outputDpi)
debug(" mapUnitsPerPixel: %f" % rendererContext.mapToPixel().
mapUnitsPerPixel(), 3)
# debug(" rasterScaleFactor: %s" % str(rendererContext.
# rasterScaleFactor()), 3)
# debug(" outputSize: %d, %d" % (self.iface.mapCanvas().mapRenderer().
# outputSize().width(),
# self.iface.mapCanvas().mapRenderer().
# outputSize().height()), 3)
# debug(" scale: %lf" % self.iface.mapCanvas().mapRenderer().scale(),
# 3)
#
# if (self.page.lastExtent == rendererContext.extent()
# and self.page.lastViewPortSize == rendererContext.painter().
# viewport().size()
# and self.page.lastLogicalDpi == rendererContext.painter().
# device().logicalDpiX()
# and self.page.lastOutputDpi == self.outputDpi
# and self.page.lastMapUnitsPerPixel == rendererContext.
# mapToPixel().mapUnitsPerPixel()):
# self.renderMap()
# self.finished.emit()
# return
self.targetSize = rendererContext.painter().viewport().size()
if rendererContext.painter().device().logicalDpiX() != int(self.outputDpi):
# use screen dpi for printing
sizeFact = self.outputDpi / 25.4 / rendererContext.mapToPixel().mapUnitsPerPixel()
self.targetSize.setWidth(
rendererContext.extent().width() * sizeFact)
self.targetSize.setHeight(
rendererContext.extent().height() * sizeFact)
debug(" targetSize: %d, %d" % (
self.targetSize.width(), self.targetSize.height()), 3)
# find matching OL resolution
qgisRes = rendererContext.extent().width() / self.targetSize.width()
olRes = None
for res in self.page.resolutions():
if qgisRes >= res:
olRes = res
break
if olRes is None:
debug("No matching OL resolution found (QGIS resolution: %f)" %
qgisRes)
self.emitErrorImage()
return
# adjust OpenLayers viewport to match QGIS extent
olWidth = rendererContext.extent().width() / olRes
olHeight = rendererContext.extent().height() / olRes
debug(" adjust viewport: %f -> %f: %f x %f" % (qgisRes,
olRes, olWidth,
olHeight), 3)
olSize = QSize(int(olWidth), int(olHeight))
self.page.setViewportSize(olSize)
self.page.mainFrame().evaluateJavaScript("map.updateSize();")
self.img = QImage(olSize, QImage.Format_ARGB32_Premultiplied)
self.page.extent = rendererContext.extent()
debug("map.zoomToExtent (%f, %f, %f, %f)" % (
self.page.extent.xMinimum(), self.page.extent.yMinimum(),
self.page.extent.xMaximum(), self.page.extent.yMaximum()), 3)
self.page.mainFrame().evaluateJavaScript(
"map.zoomToExtent(new OpenLayers.Bounds(%f, %f, %f, %f), true);" %
(self.page.extent.xMinimum(), self.page.extent.yMinimum(),
self.page.extent.xMaximum(), self.page.extent.yMaximum()))
olextent = self.page.mainFrame().evaluateJavaScript("map.getExtent();")
debug("Resulting OL extent: %s" % olextent, 3)
if olextent is None or not hasattr(olextent, '__getitem__'):
debug("map.zoomToExtent failed")
# map.setCenter and other operations throw "undefined[0]:
# TypeError: 'null' is not an object" on first page load
# We ignore that and render the initial map with wrong extents
# self.emitErrorImage()
# return
else:
reloffset = abs((self.page.extent.yMaximum()-olextent[
"top"])/self.page.extent.xMinimum())
debug("relative offset yMaximum %f" % reloffset, 3)
if reloffset > 0.1:
debug("OL extent shift failure: %s" % reloffset)
self.emitErrorImage()
return
self.mapFinished = False
self.timer.start()
self.timerMax.start()
def checkMapUpdate(self):
if self.layerType.emitsLoadEnd:
# wait for OpenLayers to finish loading
loadEndOL = self.page.mainFrame().evaluateJavaScript("loadEnd")
debug("waiting for loadEnd: renderingStopped=%r loadEndOL=%r" % (
self.context.renderingStopped(), loadEndOL), 4)
if loadEndOL is not None:
self.mapFinished = loadEndOL
else:
debug("OpenlayersLayer Warning: Could not get loadEnd")
if self.mapFinished:
self.timerMax.stop()
self.timer.stop()
self.renderMap()
self.finished.emit()
def renderMap(self):
rendererContext = self.context
if rendererContext.painter().device().logicalDpiX() != int(self.outputDpi):
printScale = 25.4 / self.outputDpi # OL DPI to printer pixels
rendererContext.painter().scale(printScale, printScale)
# render OpenLayers to image
painter = QPainter(self.img)
self.page.mainFrame().render(painter)
painter.end()
if self.img.size() != self.targetSize:
targetWidth = self.targetSize.width()
targetHeight = self.targetSize.height()
# scale using QImage for better quality
debug(" scale image: %i x %i -> %i x %i" % (
self.img.width(), self.img.height(),
targetWidth, targetHeight), 3)
self.img = self.img.scaled(targetWidth, targetHeight,
Qt.KeepAspectRatio,
Qt.SmoothTransformation)
# save current state
self.page.lastExtent = rendererContext.extent()
self.page.lastViewPortSize = rendererContext.painter().viewport().size()
self.page.lastLogicalDpi = rendererContext.painter().device().logicalDpiX()
self.page.lastOutputDpi = self.outputDpi
self.page.lastMapUnitsPerPixel = rendererContext.mapToPixel().mapUnitsPerPixel()
def mapTimeout(self):
debug("mapTimeout reached")
self.timer.stop()
# if not self.layerType.emitsLoadEnd:
self.renderMap()
self.finished.emit()
def emitErrorImage(self):
self.img = QImage()
self.targetSize = self.img.size
self.finished.emit()
class Recorder(QObject):
'''
classdocs
'''
recordingStarted = pyqtSignal(str, bool)
def __init__(self, path, interval=1000, maxLines=10000, parent=None):
'''
Constructor
'''
super(Recorder, self).__init__(parent)
self.path = path
self.filePrefix = ''
self.mobiles = None
self.interval = 1000
self.timer = QTimer()
self.timer.timeout.connect(self.takeSnapshot)
self.fileName = ''
self.file = None
self.lineCount = 0
self.maxLines = 10000
def setMobiles(self, mobiles):
self.stopRecording()
self.mobiles = mobiles
def openFile(self):
dt = datetime.utcnow()
s = self.filePrefix + dt.strftime('%Y%m%d-%H%M%S') + '.csv'
self.fileName = os.path.join(self.path, self.filePrefix, s)
try:
self.file = open(self.fileName, 'w')
self.file.write(self.fileHeader())
self.lineCount = 0
self.recordingStarted.emit(self.fileName, True)
except (IOError, FileNotFoundError):
self.file = None
self.recordingStarted.emit(self.fileName, False)
@pyqtSlot()
def startRecording(self):
self.openFile()
self.timer.start(self.interval)
@pyqtSlot()
def stopRecording(self):
self.timer.stop()
if self.file is not None:
self.file.close()
self.file = None
@pyqtSlot()
def takeSnapshot(self):
if self.file is None:
return
dt = datetime.utcnow()
line = dt.strftime('%d.%m.%Y\t%H:%M:%S')
for v in self.mobiles.values():
lat, lon, depth, heading, altitude = v.reportPosition()
line += '\t{:.9f}\t{:.9f}\t{:.1f}\t{:.1f}\t{:.1f}'.format(
lat, lon, depth, heading, altitude)
line += '\n'
try:
self.file.write(line)
self.lineCount += 1
if self.lineCount > self.maxLines:
self.file.close()
self.openFile()
except (IOError, ValueError):
pass
def fileHeader(self):
header = 'Date\tTime'
for k in self.mobiles:
header = header + '\t' + k + ' Lat\t' + k + ' Lon\t' + k + ' Depth\t' + k + ' Heading\t' + k + ' Altitude'
header += '\n'
return header
class DriveOqEngineServerDialog(QDialog, FORM_CLASS):
"""
Non-modal dialog to drive the OpenQuake Engine Server's API. Through this,
it is possible to run calculations, delete them, list them, visualize
their outputs and loading them as vector layers.
"""
def __init__(self, iface, viewer_dock):
self.iface = iface
self.viewer_dock = viewer_dock # needed to change the output_type
QDialog.__init__(self)
# Set up the user interface from Designer.
self.setupUi(self)
self.params_dlg = None
self.console_dlg = None
self.full_report_dlg = None
# keep track of the log lines acquired for each calculation
self.calc_log_line = {}
self.session = None
self.hostname = None
self.current_calc_id = None # list of outputs refers to this calc_id
self.pointed_calc_id = None # we will scroll to it
self.is_logged_in = False
self.timer = None
# Keep retrieving the list of calculations (especially important to
# update the status of the calculation)
# NOTE: start_polling() is called from outside, in order to reset
# the timer whenever the button to open the dialog is pressed
self.finished.connect(self.stop_polling)
self.message_bar = QgsMessageBar(self)
self.layout().insertWidget(0, self.message_bar)
self.engine_version = None
self.attempt_login()
def attempt_login(self):
try:
self.login()
except HANDLED_EXCEPTIONS as exc:
self._handle_exception(exc)
else:
if self.is_logged_in:
self.refresh_calc_list()
self.check_engine_compatibility()
self.setWindowTitle(
'Drive the OpenQuake Engine v%s (%s)' % (
self.engine_version, self.hostname))
def check_engine_compatibility(self):
engine_version = self.get_engine_version()
assert engine_version is not None
self.engine_version = engine_version.split('-')[0]
engine_version = tuple(int(x) for x in self.engine_version.split('.'))
irmt_version = get_irmt_version()
irmt_version = tuple(int(x) for x in irmt_version.split('.'))
irmt_major_minor = irmt_version[:2]
engine_major_minor = engine_version[:2]
if irmt_major_minor != engine_major_minor:
msg = ('The plugin is optimized to work with OpenQuake Engine '
' version %s.%s. You are currently connecting with '
' OpenQuake Engine version %s.%s. This could cause some '
' malfunctioning.' % (irmt_major_minor[0],
irmt_major_minor[1],
engine_major_minor[0],
engine_major_minor[1]))
log_msg(msg, level='W', message_bar=self.message_bar)
def login(self):
self.session = Session()
self.hostname, username, password = get_credentials('engine')
# try without authentication (if authentication is disabled server
# side)
# NOTE: check_is_lockdown() can raise exceptions,
# to be caught from outside
is_lockdown = check_is_lockdown(self.hostname, self.session)
if not is_lockdown:
self.is_logged_in = True
return
with WaitCursorManager('Logging in...', self.message_bar):
# it can raise exceptions, caught by self.attempt_login
engine_login(self.hostname, username, password, self.session)
# if no exception occurred
self.is_logged_in = True
return
self.is_logged_in = False
def get_engine_version(self):
engine_version_url = "%s/v1/engine_version" % self.hostname
with WaitCursorManager():
try:
# FIXME: enable the user to set verify=True
resp = self.session.get(
engine_version_url, timeout=10, verify=False,
allow_redirects=False)
if resp.status_code == 302:
raise RedirectionError(
"Error %s loading %s: please check the url" % (
resp.status_code, resp.url))
if not resp.ok:
raise ServerError(
"Error %s loading %s: %s" % (
resp.status_code, resp.url, resp.reason))
except HANDLED_EXCEPTIONS as exc:
self._handle_exception(exc)
return
return resp.text
def refresh_calc_list(self):
# returns True if the list is correctly retrieved
calc_list_url = "%s/v1/calc/list?relevant=true" % self.hostname
with WaitCursorManager():
try:
# FIXME: enable the user to set verify=True
resp = self.session.get(
calc_list_url, timeout=10, verify=False,
allow_redirects=False)
if resp.status_code == 302:
raise RedirectionError(
"Error %s loading %s: please check the url" % (
resp.status_code, resp.url))
if not resp.ok:
raise ServerError(
"Error %s loading %s: %s" % (
resp.status_code, resp.url, resp.reason))
except HANDLED_EXCEPTIONS as exc:
self._handle_exception(exc)
return False
calc_list = json.loads(resp.text)
selected_keys = [
'description', 'id', 'calculation_mode', 'owner', 'status']
col_names = [
'Description', 'Job ID', 'Calculation Mode', 'Owner', 'Status']
col_widths = [340, 60, 135, 70, 80]
if not calc_list:
if self.calc_list_tbl.rowCount() > 0:
self.calc_list_tbl.clearContents()
self.calc_list_tbl.setRowCount(0)
else:
self.calc_list_tbl.setRowCount(0)
self.calc_list_tbl.setColumnCount(len(col_names))
self.calc_list_tbl.setHorizontalHeaderLabels(col_names)
self.calc_list_tbl.horizontalHeader().setStyleSheet(
"font-weight: bold;")
self.set_calc_list_widths(col_widths)
return False
actions = [
{'label': 'Console', 'bg_color': '#3cb3c5', 'txt_color': 'white'},
{'label': 'Remove', 'bg_color': '#d9534f', 'txt_color': 'white'},
{'label': 'Outputs', 'bg_color': '#3cb3c5', 'txt_color': 'white'},
{'label': 'Continue', 'bg_color': 'white', 'txt_color': 'black'}
]
self.calc_list_tbl.clearContents()
self.calc_list_tbl.setRowCount(len(calc_list))
self.calc_list_tbl.setColumnCount(len(selected_keys) + len(actions))
for row, calc in enumerate(calc_list):
for col, key in enumerate(selected_keys):
item = QTableWidgetItem()
try:
value = calc_list[row][key]
except KeyError:
# from engine2.5 to engine2.6, job_type was changed into
# calculation_mode. This check prevents the plugin to break
# wnen using an old version of the engine.
if key == 'calculation_mode':
value = 'unknown'
else:
# if any other unexpected keys are used, it is safer to
# raise a KeyError
raise
item.setData(Qt.DisplayRole, value)
# set default colors
row_bg_color = Qt.white
row_txt_color = Qt.black
if calc['status'] == 'failed':
row_bg_color = QColor('#f2dede')
elif calc['status'] == 'complete':
row_bg_color = QColor('#dff0d8')
item.setBackgroundColor(row_bg_color)
item.setTextColor(row_txt_color)
self.calc_list_tbl.setItem(row, col, item)
for col, action in enumerate(actions, len(selected_keys)):
# display the Continue and Output buttons only if the
# computation is completed
if (calc['status'] != 'complete' and
action['label'] in ('Continue', 'Outputs')):
continue
button = QPushButton()
button.setText(action['label'])
style = 'background-color: %s; color: %s' % (
action['bg_color'], action['txt_color'])
button.setStyleSheet(style)
QObject.connect(
button, SIGNAL("clicked()"),
lambda calc_id=calc['id'], action=action['label']: (
self.on_calc_action_btn_clicked(calc_id, action)))
self.calc_list_tbl.setCellWidget(row, col, button)
self.calc_list_tbl.setColumnWidth(col, BUTTON_WIDTH)
empty_col_names = [''] * len(actions)
headers = col_names + empty_col_names
self.calc_list_tbl.setHorizontalHeaderLabels(headers)
self.calc_list_tbl.horizontalHeader().setStyleSheet(
"font-weight: bold;")
self.set_calc_list_widths(col_widths)
if self.pointed_calc_id:
self.highlight_and_scroll_to_calc_id(self.pointed_calc_id)
# if a running calculation is selected, the corresponding outputs will
# be displayed (once) automatically at completion
if (self.pointed_calc_id and
self.output_list_tbl.rowCount() == 0):
self.update_output_list(self.pointed_calc_id)
return True
def get_row_by_calc_id(self, calc_id):
# find QTableItem corresponding to that calc_id
calc_id_col_idx = 1
for row in range(self.calc_list_tbl.rowCount()):
item_calc_id = self.calc_list_tbl.item(row, calc_id_col_idx)
if int(item_calc_id.text()) == calc_id:
return row
return None
def highlight_and_scroll_to_calc_id(self, calc_id):
row = self.get_row_by_calc_id(calc_id)
if row is not None:
self.calc_list_tbl.selectRow(row)
calc_id_col_idx = 1
item_calc_id = self.calc_list_tbl.item(row, calc_id_col_idx)
self.calc_list_tbl.scrollToItem(
item_calc_id, QAbstractItemView.PositionAtCenter)
else:
self.pointed_calc_id = None
self.calc_list_tbl.clearSelection()
def set_calc_list_widths(self, widths):
for i, width in enumerate(widths):
self.calc_list_tbl.setColumnWidth(i, width)
self.calc_list_tbl.resizeRowsToContents()
def clear_output_list(self):
self.output_list_tbl.clearContents()
self.output_list_tbl.setRowCount(0)
self.output_list_tbl.setColumnCount(0)
self.list_of_outputs_lbl.setText('List of outputs')
self.download_datastore_btn.setEnabled(False)
self.download_datastore_btn.setText(
'Download HDF5 datastore')
self.show_calc_params_btn.setEnabled(False)
self.show_calc_params_btn.setText(
'Show calculation parameters')
def update_output_list(self, calc_id):
calc_status = self.get_calc_status(calc_id)
self.clear_output_list()
if calc_status['status'] != 'complete':
return
output_list = self.get_output_list(calc_id)
self.list_of_outputs_lbl.setText(
'List of outputs for calculation %s' % calc_id)
# from engine2.5 to engine2.6, job_type was changed into
# calculation_mode. This check prevents the plugin to break wnen
# using an old version of the engine.
self.show_output_list(
output_list, calc_status.get('calculation_mode', 'unknown'))
self.download_datastore_btn.setEnabled(True)
self.download_datastore_btn.setText(
'Download HDF5 datastore for calculation %s'
% calc_id)
self.show_calc_params_btn.setEnabled(True)
self.show_calc_params_btn.setText(
'Show parameters for calculation %s' % calc_id)
def on_calc_action_btn_clicked(self, calc_id, action):
# NOTE: while scrolling through the list of calculations, the tool
# keeps polling and refreshing the list, without losing the current
# scrolling. But if you click on any button, at the next refresh, the
# view is scrolled to the top. Therefore we need to keep track of which
# line was selected, in order to scroll to that line.
self.current_calc_id = self.pointed_calc_id = calc_id
self._set_show_calc_params_btn()
self.highlight_and_scroll_to_calc_id(calc_id)
if action == 'Console':
self.update_output_list(calc_id)
self.console_dlg = ShowConsoleDialog(self, calc_id)
self.console_dlg.setWindowTitle(
'Console log of calculation %s' % calc_id)
self.console_dlg.show()
elif action == 'Remove':
confirmed = QMessageBox.question(
self,
'Remove calculation?',
'The calculation will be removed permanently. Are you sure?',
QMessageBox.Yes | QMessageBox.No)
if confirmed == QMessageBox.Yes:
self.remove_calc(calc_id)
if self.current_calc_id == calc_id:
self.clear_output_list()
elif action == 'Outputs':
self.update_output_list(calc_id)
elif action == 'Continue':
self.update_output_list(calc_id)
self.run_calc(calc_id)
else:
raise NotImplementedError(action)
def get_calc_log(self, calc_id):
if calc_id not in self.calc_log_line:
self.calc_log_line[calc_id] = 0
start = self.calc_log_line[calc_id]
stop = '' # get until the end
calc_log_url = "%s/v1/calc/%s/log/%s:%s" % (
self.hostname, calc_id, start, stop)
with WaitCursorManager():
try:
# FIXME: enable the user to set verify=True
resp = self.session.get(calc_log_url, timeout=10, verify=False)
except HANDLED_EXCEPTIONS as exc:
self._handle_exception(exc)
return
calc_log = json.loads(resp.text)
self.calc_log_line[calc_id] = start + len(calc_log)
return '\n'.join([','.join(row) for row in calc_log])
def get_calc_status(self, calc_id):
calc_status_url = "%s/v1/calc/%s/status" % (self.hostname, calc_id)
with WaitCursorManager():
try:
# FIXME: enable the user to set verify=True
resp = self.session.get(
calc_status_url, timeout=10, verify=False)
except HANDLED_EXCEPTIONS as exc:
self._handle_exception(exc)
return
calc_status = json.loads(resp.text)
return calc_status
def remove_calc(self, calc_id):
calc_remove_url = "%s/v1/calc/%s/remove" % (self.hostname, calc_id)
with WaitCursorManager('Removing calculation...', self.message_bar):
try:
resp = self.session.post(calc_remove_url, timeout=10)
except HANDLED_EXCEPTIONS as exc:
self._handle_exception(exc)
return
if resp.ok:
msg = 'Calculation %s successfully removed' % calc_id
log_msg(msg, level='I', message_bar=self.message_bar)
if self.current_calc_id == calc_id:
self.current_calc_id = None
self.clear_output_list()
if self.pointed_calc_id == calc_id:
self.pointed_calc_id = None
self.clear_output_list()
self.refresh_calc_list()
else:
msg = 'Unable to remove calculation %s' % calc_id
log_msg(msg, level='C', message_bar=self.message_bar)
return
def run_calc(self, calc_id=None, file_names=None, directory=None):
"""
Run a calculation. If `calc_id` is given, it means we want to run
a calculation re-using the output of the given calculation
"""
text = self.tr('Select the files needed to run the calculation,'
' or the zip archive containing those files.')
if directory is None:
default_dir = QSettings().value('irmt/run_oqengine_calc_dir',
QDir.homePath())
else:
default_dir = directory
if not file_names:
file_names = QFileDialog.getOpenFileNames(self, text, default_dir)
if not file_names:
return
if directory is None:
selected_dir = QFileInfo(file_names[0]).dir().path()
QSettings().setValue('irmt/run_oqengine_calc_dir', selected_dir)
else:
file_names = [os.path.join(directory, os.path.basename(file_name))
for file_name in file_names]
if len(file_names) == 1:
file_full_path = file_names[0]
_, file_ext = os.path.splitext(file_full_path)
if file_ext == '.zip':
zipped_file_name = file_full_path
else:
# NOTE: an alternative solution could be to check if the single
# file is .ini, to look for all the files specified in the .ini
# and to build a zip archive with all them
msg = "Please select all the files needed, or a zip archive"
log_msg(msg, level='C', message_bar=self.message_bar)
return
else:
_, zipped_file_name = tempfile.mkstemp()
with zipfile.ZipFile(zipped_file_name, 'w') as zipped_file:
for file_name in file_names:
zipped_file.write(file_name)
run_calc_url = "%s/v1/calc/run" % self.hostname
with WaitCursorManager('Starting calculation...', self.message_bar):
if calc_id is not None:
# FIXME: currently the web api is expecting a hazard_job_id
# although it could be any kind of job_id. This will have to be
# changed as soon as the web api is updated.
data = {'hazard_job_id': calc_id}
else:
data = {}
files = {'archive': open(zipped_file_name, 'rb')}
try:
resp = self.session.post(
run_calc_url, files=files, data=data, timeout=20)
except HANDLED_EXCEPTIONS as exc:
self._handle_exception(exc)
return
if resp.ok:
self.refresh_calc_list()
return resp.json()
else:
log_msg(resp.text, level='C', message_bar=self.message_bar)
def on_same_fs(self, checksum_file_path, ipt_checksum):
on_same_fs_url = "%s/v1/on_same_fs" % self.hostname
data = {'filename': checksum_file_path, 'checksum': str(ipt_checksum)}
try:
resp = self.session.post(on_same_fs_url, data=data, timeout=20)
except HANDLED_EXCEPTIONS as exc:
self._handle_exception(exc)
return False
try:
result = json.loads(resp.text)['success']
except Exception as exc:
log_msg(str(exc), level='C', message_bar=self.iface.messageBar())
return False
else:
return result
@pyqtSlot(int, int)
def on_calc_list_tbl_cellClicked(self, row, column):
self.calc_list_tbl.selectRow(row)
# find QTableItem corresponding to that calc_id
calc_id_col_idx = 1
item_calc_id = self.calc_list_tbl.item(row, calc_id_col_idx)
calc_id = int(item_calc_id.text())
if self.pointed_calc_id == calc_id:
# if you click again on the row that was selected, it unselects it
self.pointed_calc_id = None
self.calc_list_tbl.clearSelection()
else:
self.pointed_calc_id = calc_id
self._set_show_calc_params_btn()
self.update_output_list(calc_id)
self._set_show_calc_params_btn()
def _set_show_calc_params_btn(self):
self.show_calc_params_btn.setEnabled(
self.current_calc_id is not None)
if self.current_calc_id is not None:
self.show_calc_params_btn.setText(
'Show parameters for calculation %s'
% self.current_calc_id)
else:
self.show_calc_params_btn.setText('Show calculation parameters')
@pyqtSlot()
def on_download_datastore_btn_clicked(self):
dest_folder = ask_for_download_destination_folder(self)
if not dest_folder:
return
datastore_url = "%s/v1/calc/%s/datastore" % (
self.hostname, self.current_calc_id)
with WaitCursorManager('Getting HDF5 datastore...',
self.message_bar):
try:
# FIXME: enable the user to set verify=True
resp = self.session.get(datastore_url, timeout=10,
verify=False)
except HANDLED_EXCEPTIONS as exc:
self._handle_exception(exc)
return
filename = resp.headers['content-disposition'].split(
'filename=')[1]
filepath = os.path.join(dest_folder, os.path.basename(filename))
open(filepath, "wb").write(resp.content)
log_msg('The datastore has been saved as %s' % filepath,
level='I', message_bar=self.message_bar)
@pyqtSlot()
def on_show_calc_params_btn_clicked(self):
self.params_dlg = ShowParamsDialog()
self.params_dlg.setWindowTitle(
'Parameters of calculation %s' % self.current_calc_id)
get_calc_params_url = "%s/v1/calc/%s/oqparam" % (
self.hostname, self.current_calc_id)
with WaitCursorManager('Getting calculation parameters...',
self.message_bar):
try:
# FIXME: enable the user to set verify=True
resp = self.session.get(get_calc_params_url, timeout=10,
verify=False)
except HANDLED_EXCEPTIONS as exc:
self._handle_exception(exc)
return
json_params = json.loads(resp.text)
indented_params = json.dumps(json_params, indent=4)
self.params_dlg.text_browser.setText(indented_params)
self.params_dlg.show()
def get_output_list(self, calc_id):
output_list_url = "%s/v1/calc/%s/results" % (self.hostname, calc_id)
with WaitCursorManager():
try:
# FIXME: enable the user to set verify=True
resp = self.session.get(output_list_url, timeout=10,
verify=False)
except HANDLED_EXCEPTIONS as exc:
self._handle_exception(exc)
return
if resp.ok:
output_list = json.loads(resp.text)
self.current_calc_id = calc_id
return output_list
else:
return []
def show_output_list(self, output_list, calculation_mode):
if not output_list:
self.clear_output_list()
self.download_datastore_btn.setEnabled(False)
self.download_datastore_btn.setText('Download HDF5 datastore')
return
exclude = ['url', 'outtypes', 'type']
selected_keys = [key for key in sorted(output_list[0].keys())
if key not in exclude]
max_actions = 0
for row in output_list:
num_actions = len(row['outtypes'])
if row['type'] in (OQ_TO_LAYER_TYPES |
OQ_RST_TYPES |
OQ_EXTRACT_TO_VIEW_TYPES):
# TODO: remove check when gmf_data will be loadable also for
# event_based
if not (row['type'] == 'gmf_data'
and 'event_based' in calculation_mode):
num_actions += 1 # needs additional column for loader btn
if "%s_aggr" % row['type'] in OQ_EXTRACT_TO_VIEW_TYPES:
num_actions += 1
max_actions = max(max_actions, num_actions)
self.output_list_tbl.setRowCount(len(output_list))
self.output_list_tbl.setColumnCount(
len(selected_keys) + max_actions)
for row, output in enumerate(output_list):
for col, key in enumerate(selected_keys):
item = QTableWidgetItem()
value = output_list[row][key]
item.setData(Qt.DisplayRole, value)
self.output_list_tbl.setItem(row, col, item)
outtypes = output_list[row]['outtypes']
for col, outtype in enumerate(outtypes, len(selected_keys)):
action = 'Download'
button = QPushButton()
self.connect_button_to_action(button, action, output, outtype)
self.output_list_tbl.setCellWidget(row, col, button)
self.calc_list_tbl.setColumnWidth(col, BUTTON_WIDTH)
if output['type'] in (OQ_TO_LAYER_TYPES |
OQ_RST_TYPES |
OQ_EXTRACT_TO_VIEW_TYPES):
if output['type'] in (OQ_RST_TYPES |
OQ_EXTRACT_TO_VIEW_TYPES):
action = 'Show'
else:
action = 'Load as layer'
# TODO: remove check when gmf_data will be loadable also
# for event_based
if (output['type'] == 'gmf_data'
and calculation_mode == 'event_based'):
continue
button = QPushButton()
self.connect_button_to_action(
button, action, output, outtype)
self.output_list_tbl.setCellWidget(row, col + 1, button)
if "%s_aggr" % output['type'] in OQ_EXTRACT_TO_VIEW_TYPES:
mod_output = copy.deepcopy(output)
mod_output['type'] = "%s_aggr" % output['type']
button = QPushButton()
self.connect_button_to_action(
button, 'Aggregate', mod_output, outtype)
self.output_list_tbl.setCellWidget(row, col + 2, button)
col_names = [key.capitalize() for key in selected_keys]
empty_col_names = ['' for outtype in range(max_actions)]
headers = col_names + empty_col_names
self.output_list_tbl.setHorizontalHeaderLabels(headers)
self.output_list_tbl.horizontalHeader().setStyleSheet(
"font-weight: bold;")
self.output_list_tbl.resizeColumnsToContents()
self.output_list_tbl.resizeRowsToContents()
def connect_button_to_action(self, button, action, output, outtype):
if action in ('Load as layer', 'Show', 'Aggregate'):
style = 'background-color: blue; color: white;'
if action == 'Load as layer':
button.setText("Load layer")
elif action == 'Aggregate':
button.setText("Aggregate")
else:
button.setText("Show")
else:
style = 'background-color: #3cb3c5; color: white;'
button.setText("%s %s" % (action, outtype))
button.setStyleSheet(style)
QObject.connect(
button, SIGNAL("clicked()"),
lambda output=output, action=action, outtype=outtype: (
self.on_output_action_btn_clicked(output, action, outtype))
)
def on_output_action_btn_clicked(self, output, action, outtype):
output_id = output['id']
output_type = output['type']
if action in ['Show', 'Aggregate']:
dest_folder = tempfile.gettempdir()
if output_type in OQ_EXTRACT_TO_VIEW_TYPES:
self.viewer_dock.load_no_map_output(
self.current_calc_id, self.session,
self.hostname, output_type, self.engine_version)
elif outtype == 'rst':
filepath = self.download_output(
output_id, outtype, dest_folder)
if not filepath:
return
# NOTE: it might be created here directly instead, but this way
# we can use the qt-designer
self.full_report_dlg = ShowFullReportDialog(filepath)
self.full_report_dlg.setWindowTitle(
'Full report of calculation %s' %
self.current_calc_id)
self.full_report_dlg.show()
else:
raise NotImplementedError("%s %s" % (action, outtype))
elif action == 'Load as layer':
filepath = None
if output_type not in OUTPUT_TYPE_LOADERS:
raise NotImplementedError(output_type)
if outtype == 'csv':
dest_folder = tempfile.gettempdir()
filepath = self.download_output(
output_id, outtype, dest_folder)
if not filepath:
return
if outtype in ('npz', 'csv'):
dlg = OUTPUT_TYPE_LOADERS[output_type](
self.iface, self.viewer_dock,
self.session, self.hostname, self.current_calc_id,
output_type, path=filepath,
engine_version=self.engine_version)
dlg.exec_()
else:
raise NotImplementedError("%s %s" % (action, outtype))
elif action == 'Download':
filepath = self.download_output(output_id, outtype)
if not filepath:
return
msg = 'Calculation %s was saved as %s' % (output_id, filepath)
log_msg(msg, level='I', message_bar=self.message_bar)
else:
raise NotImplementedError(action)
def download_output(self, output_id, outtype, dest_folder=None):
if not dest_folder:
dest_folder = ask_for_download_destination_folder(self)
if not dest_folder:
return
output_download_url = (
"%s/v1/calc/result/%s?export_type=%s&dload=true" % (self.hostname,
output_id,
outtype))
with WaitCursorManager('Downloading output...',
self.message_bar):
try:
# FIXME: enable the user to set verify=True
resp = self.session.get(output_download_url, verify=False)
except HANDLED_EXCEPTIONS as exc:
self._handle_exception(exc)
return
if not resp.ok:
err_msg = (
'Unable to download the output.\n%s: %s.\n%s'
% (resp.status_code, resp.reason, resp.text))
log_msg(err_msg, level='C',
message_bar=self.message_bar)
return
filename = resp.headers['content-disposition'].split(
'filename=')[1]
filepath = os.path.join(dest_folder, filename)
open(filepath, "wb").write(resp.content)
return filepath
def start_polling(self):
if not self.is_logged_in:
try:
self.login()
except HANDLED_EXCEPTIONS as exc:
self._handle_exception(exc)
if not self.is_logged_in:
return
self.refresh_calc_list()
self.timer = QTimer()
QObject.connect(
self.timer, SIGNAL('timeout()'), self.refresh_calc_list)
self.timer.start(5000) # refresh calc list time in milliseconds
def stop_polling(self):
# NOTE: perhaps we should disconnect the timeout signal here?
if hasattr(self, 'timer') and self.timer is not None:
self.timer.stop()
# QObject.disconnect(self.timer, SIGNAL('timeout()'))
@pyqtSlot()
def on_run_calc_btn_clicked(self):
self.run_calc()
def _handle_exception(self, exc):
if isinstance(exc, SSLError):
err_msg = '; '.join(exc.message.message.strerror.message[0])
err_msg += ' (you could try prepending http:// or https://)'
log_msg(err_msg, level='C', message_bar=self.iface.messageBar())
elif isinstance(exc, (ConnectionError,
InvalidSchema,
MissingSchema,
ReadTimeout,
LocationParseError,
ServerError,
RedirectionError,
SvNetworkError)):
err_msg = str(exc)
if isinstance(exc, InvalidSchema):
err_msg += ' (you could try prepending http:// or https://)'
elif isinstance(exc, ConnectionError):
err_msg += (
' (please make sure the OpenQuake Engine WebUI'
' is running)')
elif isinstance(exc, (SvNetworkError, ServerError)):
err_msg += (
' (please make sure the username and password are'
' spelled correctly)')
elif isinstance(exc, RedirectionError):
pass # err_msg should already be enough
else:
err_msg += (
' (please make sure the username and password are'
' spelled correctly and that you are using the right'
' url and port in the host setting)')
log_msg(err_msg, level='C', message_bar=self.iface.messageBar())
else:
# sanity check (it should never occur)
raise TypeError(
'Unable to handle exception of type %s' % type(exc))
self.is_logged_in = False
self.reject()
SettingsDialog(self.iface).exec_()
def reject(self):
self.stop_polling()
super(DriveOqEngineServerDialog, self).reject()
class Dimensions(ParentDialog):
def __init__(self, dialog, layer, feature):
""" Constructor class """
self.id = None
super(Dimensions, self).__init__(dialog, layer, feature)
self.init_config_form()
if dialog.parent():
dialog.parent().setFixedSize(320, 410)
def init_config_form(self):
""" Custom form initial configuration """
self.canvas = self.iface.mapCanvas()
self.emit_point = QgsMapToolEmitPoint(self.canvas)
self.canvas.setMapTool(self.emit_point)
# Snapper
self.snapper_manager = SnappingConfigManager(self.iface)
self.snapper = self.snapper_manager.get_snapper()
# Configure button signals
btn_orientation = self.dialog.findChild(QPushButton, "btn_orientation")
btn_orientation.clicked.connect(self.orientation)
self.set_icon(btn_orientation, "133")
btn_snapping = self.dialog.findChild(QPushButton, "btn_snapping")
btn_snapping.clicked.connect(self.snapping)
self.set_icon(btn_snapping, "129")
# Set layers dimensions, node and connec
self.layer_dimensions = self.controller.get_layer_by_tablename("v_edit_dimensions")
self.layer_node = self.controller.get_layer_by_tablename("v_edit_node")
self.layer_connec = self.controller.get_layer_by_tablename("v_edit_connec")
self.create_map_tips()
def orientation(self):
self.emit_point.canvasClicked.connect(self.click_button_orientation)
def snapping(self):
# Set active layer and set signals
self.iface.setActiveLayer(self.layer_node)
self.canvas.xyCoordinates.connect(self.mouse_move)
self.emit_point.canvasClicked.connect(self.click_button_snapping)
def mouse_move(self, point):
# Hide marker and get coordinates
self.snapper_manager.remove_marker()
event_point = self.snapper_manager.get_event_point(point=point)
# Snapping
result = self.snapper_manager.snap_to_background_layers(event_point)
if self.snapper_manager.result_is_valid():
layer = self.snapper_manager.get_snapped_layer(result)
# Check feature
if layer == self.layer_node or layer == self.layer_connec:
self.snapper_manager.add_marker(result)
def click_button_orientation(self, point): # @UnusedVariable
if not self.layer_dimensions:
return
self.x_symbol = self.dialog.findChild(QLineEdit, "x_symbol")
self.x_symbol.setText(str(int(point.x())))
self.y_symbol = self.dialog.findChild(QLineEdit, "y_symbol")
self.y_symbol.setText(str(int(point.y())))
def click_button_snapping(self, point, btn): # @UnusedVariable
if not self.layer_dimensions:
return
layer = self.layer_dimensions
self.iface.setActiveLayer(layer)
layer.startEditing()
# Get coordinates
event_point = self.snapper_manager.get_event_point(point=point)
# Snapping
result = self.snapper_manager.snap_to_background_layers(event_point)
if self.snapper_manager.result_is_valid():
layer = self.snapper_manager.get_snapped_layer(result)
# Check feature
if layer == self.layer_node:
feat_type = 'node'
elif layer == self.layer_connec:
feat_type = 'connec'
else:
return
# Get the point
snapped_feat = self.snapper_manager.get_snapped_feature(result)
feature_id = self.snapper_manager.get_snapped_feature_id(result)
element_id = snapped_feat.attribute(feat_type + '_id')
# Leave selection
layer.select([feature_id])
# Get depth of the feature
if self.project_type == 'ws':
fieldname = "depth"
elif self.project_type == 'ud' and feat_type == 'node':
fieldname = "ymax"
elif self.project_type == 'ud' and feat_type == 'connec':
fieldname = "connec_depth"
sql = ("SELECT " + fieldname + " "
"FROM " + feat_type + " "
"WHERE " + feat_type + "_id = '" + element_id + "'")
row = self.controller.get_row(sql)
if not row:
return
utils_giswater.setText(self.dialog, "depth", row[0])
utils_giswater.setText(self.dialog, "feature_id", element_id)
utils_giswater.setText(self.dialog, "feature_type", feat_type.upper())
def create_map_tips(self):
""" Create MapTips on the map """
row = self.controller.get_config('dim_tooltip')
if row and row[0].lower() != 'true':
return
self.timer_map_tips = QTimer(self.canvas)
self.map_tip_node = QgsMapTip()
self.map_tip_connec = QgsMapTip()
self.canvas.xyCoordinates.connect(self.map_tip_changed)
self.timer_map_tips.timeout.connect(self.show_map_tip)
self.timer_map_tips_clear = QTimer(self.canvas)
self.timer_map_tips_clear.timeout.connect(self.clear_map_tip)
def map_tip_changed(self, point):
""" SLOT. Initialize the Timer to show MapTips on the map """
if self.canvas.underMouse():
self.last_map_position = QgsPointXY(point.x(), point.y())
self.map_tip_node.clear(self.canvas)
self.map_tip_connec.clear(self.canvas)
self.timer_map_tips.start(100)
def show_map_tip(self):
""" Show MapTips on the map """
self.timer_map_tips.stop()
if self.canvas.underMouse():
point_qgs = self.last_map_position
point_qt = self.canvas.mouseLastXY()
if self.layer_node:
self.map_tip_node.showMapTip(self.layer_node, point_qgs, point_qt, self.canvas)
if self.layer_connec:
self.map_tip_connec.showMapTip(self.layer_connec, point_qgs, point_qt, self.canvas)
self.timer_map_tips_clear.start(1000)
def clear_map_tip(self):
""" Clear MapTips """
self.timer_map_tips_clear.stop()
self.map_tip_node.clear(self.canvas)
self.map_tip_connec.clear(self.canvas)
def reject_dialog(self):
""" Reject dialog without saving """
self.set_action_identify()
try:
self.canvas.xyCoordinates.disconnect()
self.canvas.timeout.disconnect()
except Exception:
pass
def save(self):
""" Save feature """
# General save
self.dialog.save()
self.iface.actionSaveEdits().trigger()
self.reject_dialog()
class QadMapTool(QgsMapTool):
def __init__(self, plugIn):
QgsMapTool.__init__(self, plugIn.iface.mapCanvas())
self.plugIn = plugIn
self.iface = self.plugIn.iface
self.canvas = self.plugIn.iface.mapCanvas()
self.cursor = QCursor(Qt.BlankCursor)
self.__csrRubberBand = QadCursorRubberBand(
self.canvas, QadCursorTypeEnum.BOX | QadCursorTypeEnum.CROSS)
self.entitySet = QadEntitySet()
self.entitySetGripPoints = QadEntitySetGripPoints(plugIn)
self.gripPopupMenu = None
self.timerForGripMenu = QTimer()
self.timerForGripMenu.setSingleShot(True)
self.startDateTimeForRightClick = 0
# input dinamico
self.dynamicCmdInput = QadDynamicCmdInput(plugIn)
def __del__(self):
self.removeItems()
def removeItems(self):
if self.__csrRubberBand is not None:
self.__csrRubberBand.removeItems(
) # prima lo stacco dal canvas altrimenti non si rimuove perchè usato da canvas
del self.__csrRubberBand
__csrRubberBand = None
self.entitySet.clear()
self.entitySetGripPoints.removeItems()
if self.dynamicCmdInput is not None:
self.dynamicCmdInput.removeItems()
del self.dynamicCmdInput
self.dynamicCmdInput = None
#============================================================================
# getDynamicInput
#============================================================================
def getDynamicInput(self):
return self.dynamicCmdInput
#============================================================================
# UpdatedVariablesEvent
#============================================================================
def UpdatedVariablesEvent(self):
# aggiorna in base alle nuove impostazioni delle variabili
self.removeItems()
self.__csrRubberBand = QadCursorRubberBand(
self.canvas, QadCursorTypeEnum.BOX | QadCursorTypeEnum.CROSS)
if self.dynamicCmdInput is not None:
del self.dynamicCmdInput
self.dynamicCmdInput = QadDynamicCmdInput(self.plugIn)
#============================================================================
# clearEntitySet
#============================================================================
def clearEntitySet(self):
self.entitySet.deselectOnLayer()
self.entitySet.clear()
#============================================================================
# clearEntityGripPoints
#============================================================================
def clearEntityGripPoints(self):
self.entitySetGripPoints.removeItems() # svuoto la lista
#============================================================================
# refreshEntityGripPoints
#============================================================================
def refreshEntityGripPoints(self, entitySet=None):
if entitySet is None:
entitySet = self.entitySet
gripObjLimit = QadVariables.get(
QadMsg.translate("Environment variables", "GRIPOBJLIMIT"))
if gripObjLimit != 0: # When set to 0, grips are always displayed.
if entitySet.count() > gripObjLimit:
# Suppresses the display of grips when the selection set includes more than the specified number of objects
self.clearEntityGripPoints()
return
# cancello i grip delle entità che non sono in entitySet o che non sono in layer vettoriali modificabili
i = self.entitySetGripPoints.count() - 1
while i >= 0:
entityGripPoint = self.entitySetGripPoints.entityGripPoints[i]
if entitySet.containsEntity(entityGripPoint.entity) == False or \
entityGripPoint.entity.layer.type() != QgsMapLayer.VectorLayer or entityGripPoint.entity.layer.isEditable() == False:
self.entitySetGripPoints.entityGripPoints[i].removeItems(
) # lo stacco dal canvas
del self.entitySetGripPoints.entityGripPoints[i]
i = i - 1
entity = QadEntity()
for layerEntitySet in entitySet.layerEntitySetList:
# considero solo i layer vettoriali che sono modificabili
layer = layerEntitySet.layer
if layer.type() == QgsMapLayer.VectorLayer and layer.isEditable():
for featureId in layerEntitySet.featureIds:
entity.set(layer, featureId)
self.entitySetGripPoints.addEntity(
entity,
QadVariables.get(
QadMsg.translate("Environment variables",
"GRIPS")))
#============================================================================
# INIZIO - eventi per il mouse
#============================================================================
#============================================================================
# canvasPressEvent
#============================================================================
def canvasPressEvent(self, event):
if event.button() == Qt.RightButton:
self.startDateTimeForRightClick = datetime.datetime.now()
elif event.button() == Qt.LeftButton:
# verifico se tasto shift premuto
shiftKey = True if event.modifiers() & Qt.ShiftModifier else False
# posizione corrente del mouse
point = self.toMapCoordinates(event.pos())
# leggo il punto grip che si interseca alla posizione del mouse
entityGripPoints, entityGripPoint = self.entitySetGripPoints.isIntersecting(
point)
if entityGripPoint is not None:
if shiftKey == False: # lancio il comando
selectedEntityGripPoints = self.entitySetGripPoints.getSelectedEntityGripPoints(
)
# se non ci sono già grip selezionati
if len(selectedEntityGripPoints) == 0:
# seleziono il corrente
if self.entitySetGripPoints.selectIntersectingGripPoints(
point) > 0:
selectedEntityGripPoints = self.entitySetGripPoints.getSelectedEntityGripPoints(
)
# lancio il comando
self.plugIn.runCommand("QadVirtualGripCommandsClass", [QadVirtualGripCommandsEnum.STRECTH, \
self.entitySetGripPoints, entityGripPoint.getPoint()])
else: # shift premuto
# inverto lo stato ai grip che intersecano il punto
self.entitySetGripPoints.toggleSelectIntersectingGripPoints(
point)
else:
result = qad_utils.getEntSel(event.pos(), self, \
QadVariables.get(QadMsg.translate("Environment variables", "PICKBOX")))
if result is not None:
feature = result[0]
layer = result[1]
tmpEntity = QadEntity()
tmpEntity.set(layer, feature.id())
SSGetClass = QadSSGetClass(self.plugIn)
SSGetClass.entitySet.set(self.entitySet)
SSGetClass.elaborateEntity(tmpEntity, shiftKey)
self.plugIn.showMsg("\n", True) # ripete il prompt
self.entitySet.set(SSGetClass.entitySet)
del SSGetClass # che deseleziona gli oggetti
self.entitySet.selectOnLayer(False)
self.refreshEntityGripPoints(self.entitySet)
else:
self.plugIn.runCommand("QadVirtualSelCommandClass", point)
#============================================================================
# canvasDoubleClickEvent
#============================================================================
def canvasDoubleClickEvent(self, event):
pass
#============================================================================
# canvasMoveEvent
#============================================================================
def canvasMoveEvent(self, event):
self.timerForGripMenu.stop()
point = self.toMapCoordinates(event.pos())
self.__csrRubberBand.moveEvent(point)
if self.dynamicCmdInput.prevPart is not None or self.dynamicCmdInput.nextPart is not None:
changedPart = True
else:
changedPart = False
self.dynamicCmdInput.setPrevPart(None)
self.dynamicCmdInput.setNextPart(None)
# hover grip points
if self.entitySetGripPoints.hoverIntersectingGripPoints(point) == 1:
for entityGripPoint in self.entitySetGripPoints.entityGripPoints:
for gripPoint in entityGripPoint.gripPoints:
if gripPoint.isIntersecting(point) and gripPoint.getStatus(
) == QadGripStatusEnum.HOVER:
self.dynamicCmdInput.setPrevNextPart(
entityGripPoint.entity, gripPoint)
self.dynamicCmdInput.show(True,
self.canvas.mouseLastXY())
# Specifica i metodi di accesso per le opzioni dei grip multifunzionali.
# se > 1 devono essere mostrati i menu dinamici
if QadVariables.get(
QadMsg.translate("Environment variables",
"GRIPMULTIFUNCTIONAL")) > 1:
pos = QPoint(event.pos().x(), event.pos().y())
shot = lambda: self.displayPopupMenuOnGrip(
pos, entityGripPoint.entity, gripPoint)
del self.timerForGripMenu
self.timerForGripMenu = QTimer()
self.timerForGripMenu.setSingleShot(True)
self.timerForGripMenu.timeout.connect(shot)
self.timerForGripMenu.start(
1000) # 1 sec tempo per il grip
return
else:
if changedPart == True:
self.dynamicCmdInput.show(True, self.canvas.mouseLastXY())
else:
self.dynamicCmdInput.mouseMoveEvent(event.pos())
#============================================================================
# canvasReleaseEvent
#============================================================================
def canvasReleaseEvent(self, event):
if event.button() == Qt.RightButton:
shortCutMenu = QadVariables.get(
QadMsg.translate("Environment variables", "SHORTCUTMENU"))
if shortCutMenu == 0:
# equivale a premere INVIO
return self.plugIn.showEvaluateMsg(None)
else:
if self.entitySet.count(
) == 0: # nessun oggetto selezionato (modalità Default)
# 16 = Enables the display of a shortcut menu when the right button on the pointing device is held down long enough
if shortCutMenu & 16:
now = datetime.datetime.now()
value = QadVariables.get(
QadMsg.translate("Environment variables",
"SHORTCUTMENUDURATION"))
shortCutMenuDuration = datetime.timedelta(
0, 0, 0, value)
# se supera il numero di millisecondi impostato da SHORTCUTMENUDURATION
if now - self.startDateTimeForRightClick > shortCutMenuDuration:
return self.displayPopupMenuOnQuiescentState(
event.pos())
else:
# se click veloce equivale a premere INVIO
return self.plugIn.showEvaluateMsg(None)
else:
# 1 = Enables Default mode shortcut menus
if shortCutMenu & 1:
return self.displayPopupMenuOnQuiescentState(
event.pos())
else:
# equivale a premere INVIO
return self.plugIn.showEvaluateMsg(None)
else: # ci sono degli oggetti selezionati
# 2 = Enables Edit mode shortcut menus
if shortCutMenu & 2:
return self.displayPopupMenuOnQuiescentState(
event.pos())
else:
# equivale a premere INVIO
return self.plugIn.showEvaluateMsg(None)
#============================================================================
# FINE - eventi per il mouse
# INIZIO - eventi per la tastiera
#============================================================================
#============================================================================
# keyPressEvent
#============================================================================
def keyPressEvent(self, e):
myEvent = e
# ALTGR non si può usare perchè è usato per indicare le coordinate
# # if Key_AltGr is pressed, then perform the as return
# if e.key() == Qt.Key_AltGr:
# myEvent = QKeyEvent(QEvent.KeyPress, Qt.Key_Return, Qt.NoModifier)
# else:
# myEvent = e
if self.plugIn.shortCutManagement(
myEvent
): # se è stata gestita una sequenza di tasti scorciatoia
return
if myEvent.text() != "" and self.dynamicCmdInput.show(
True, self.canvas.mouseLastXY(),
self.dynamicCmdInput.getPrompt()) == True:
self.dynamicCmdInput.keyPressEvent(myEvent)
else:
self.plugIn.keyPressEvent(myEvent)
#============================================================================
# FINE - eventi per la tastiera
# INIZIO - eventi per la rotella
#============================================================================
#============================================================================
# wheelEvent
#============================================================================
def wheelEvent(self, event):
QgsMapTool.wheelEvent(self, event)
self.__csrRubberBand.moveEvent(self.toMapCoordinates(event.pos()))
#============================================================================
# FINE - eventi per la rotella
#============================================================================
#============================================================================
# activate
#============================================================================
def activate(self):
self.canvas.setToolTip("")
self.canvas.setCursor(self.cursor)
# posizione corrente del mouse
self.__csrRubberBand.moveEvent(
self.toMapCoordinates(self.canvas.mouseLastXY()))
self.__csrRubberBand.show()
self.entitySet.initByCurrentQgsSelectedFeatures(
qad_utils.getVisibleVectorLayers(
self.canvas)) # Tutti i layer vettoriali visibili
self.refreshEntityGripPoints(self.entitySet)
self.plugIn.QadCommands.continueCommandFromMapTool()
#self.plugIn.enableShortcut()
self.dynamicCmdInput.setPrevPart(None)
self.dynamicCmdInput.setNextPart(None)
self.dynamicCmdInput.show(True, self.canvas.mouseLastXY())
#============================================================================
# deactivate
#============================================================================
def deactivate(self):
self.__csrRubberBand.hide()
self.timerForGripMenu.stop()
#self.plugIn.disableShortcut()
self.dynamicCmdInput.show(False)
#============================================================================
# isTransient
#============================================================================
def isTransient(self):
return False # questo tool non fa zoom o pan
#============================================================================
# isEditTool
#============================================================================
def isEditTool(self):
return False # questo tool non fa editing
#============================================================================
# displayPopupMenuOnQuiescentState
#============================================================================
def displayPopupMenuOnQuiescentState(self, pos):
popupMenu = QMenu(self.canvas)
history = self.plugIn.cmdsHistory
isLastCmdToInsert = True
isRecentMenuToInsert = True
historyLen = len(history)
i = historyLen - 1
cmdInputHistoryMax = QadVariables.get(
QadMsg.translate("Environment variables", "CMDINPUTHISTORYMAX"))
while i >= 0 and (historyLen - i) <= cmdInputHistoryMax:
cmdName = history[i]
i = i - 1
cmd = self.plugIn.QadCommands.getCommandObj(cmdName)
if cmd is not None:
if isLastCmdToInsert:
isLastCmdToInsert = False
msg = QadMsg.translate("Popup_menu_graph_window",
"Repeat ") + cmd.getName()
icon = cmd.getIcon()
if icon is None:
lastCmdAction = QAction(msg, popupMenu)
else:
lastCmdAction = QAction(icon, msg, popupMenu)
cmd.connectQAction(lastCmdAction)
popupMenu.addAction(lastCmdAction)
else:
if isRecentMenuToInsert:
isRecentMenuToInsert = False
recentCmdsMenu = popupMenu.addMenu(
QadMsg.translate("Popup_menu_graph_window",
"Recent commands"))
icon = cmd.getIcon()
if icon is None:
recentCmdAction = QAction(cmd.getName(),
recentCmdsMenu)
else:
recentCmdAction = QAction(icon, cmd.getName(),
recentCmdsMenu)
cmd.connectQAction(recentCmdAction)
recentCmdsMenu.addAction(recentCmdAction)
if isLastCmdToInsert == False: # menu non vuoto
popupMenu.addSeparator()
# aggiungo comando "OPTIONS"
cmd = self.plugIn.QadCommands.getCommandObj(
QadMsg.translate("Command_list", "OPTIONS"))
icon = cmd.getIcon()
if icon is None:
optionsCmdAction = QAction(cmd.getName(), popupMenu)
else:
optionsCmdAction = QAction(icon, cmd.getName(), popupMenu)
cmd.connectQAction(optionsCmdAction)
popupMenu.addAction(optionsCmdAction)
popupMenu.popup(self.canvas.mapToGlobal(pos))
#============================================================================
# runCmdFromPopupMenuOnGrip
#============================================================================
def runCmdFromPopupMenuOnGrip(self, virtualGripCommand, gripPoint):
# seleziona il grip
gripPoint.select()
# lancio il comando
self.plugIn.runCommand("QadVirtualGripCommandsClass", [
virtualGripCommand, self.entitySetGripPoints,
gripPoint.getPoint()
])
#============================================================================
# displayPopupMenuOnGrip
#============================================================================
def displayPopupMenuOnGrip(self, pos, entity, gripPoint):
if self.gripPopupMenu is not None:
self.gripPopupMenu.hide()
del self.gripPopupMenu
self.gripPopupMenu = None
popupMenu = QadGripPopupMenu(self.canvas)
found = False
# verifico se l'entità appartiene ad uno stile di quotatura
if QadDimStyles.isDimEntity(entity):
pass
else:
qadGeom = entity.getQadGeom(gripPoint.atGeom, gripPoint.atSubGeom)
qadGeomType = qadGeom.whatIs()
if qadGeomType == "ARC":
qadGeom = entity.getQadGeom(gripPoint.atGeom,
gripPoint.atSubGeom)
# se punti finali
if gripPoint.isIntersecting(
qadGeom.getStartPt()) or gripPoint.isIntersecting(
qadGeom.getEndPt()):
found = True
msg = QadMsg.translate("Popup_menu_grip_window", "Stretch")
action = QAction(msg, popupMenu)
f = lambda: self.runCmdFromPopupMenuOnGrip(
QadVirtualGripCommandsEnum.STRECTH, gripPoint)
action.triggered.connect(f)
popupMenu.addAction(action)
msg = QadMsg.translate("Popup_menu_grip_window",
"Lengthen")
action = QAction(msg, popupMenu)
f = lambda: self.runCmdFromPopupMenuOnGrip(
QadVirtualGripCommandsEnum.LENGTHEN, gripPoint)
action.triggered.connect(f)
popupMenu.addAction(action)
# se punto medio
elif gripPoint.isIntersecting(qadGeom.getMiddlePt()):
found = True
msg = QadMsg.translate("Popup_menu_grip_window", "Stretch")
action = QAction(msg, popupMenu)
f = lambda: self.runCmdFromPopupMenuOnGrip(
QadVirtualGripCommandsEnum.STRECTH, gripPoint)
action.triggered.connect(f)
popupMenu.addAction(action)
msg = QadMsg.translate("Popup_menu_grip_window", "Radius")
action = QAction(msg, popupMenu)
f = lambda: self.runCmdFromPopupMenuOnGrip(
QadVirtualGripCommandsEnum.CHANGE_RADIUS, gripPoint)
action.triggered.connect(f)
popupMenu.addAction(action)
msg = QadMsg.translate("Popup_menu_grip_window",
"Convert to line")
action = QAction(msg, popupMenu)
f = lambda: self.runCmdFromPopupMenuOnGrip(
QadVirtualGripCommandsEnum.ARC_TO_LINE, gripPoint)
action.triggered.connect(f)
popupMenu.addAction(action)
if qadGeomType == "LINE":
qadGeom = entity.getQadGeom(gripPoint.atGeom,
gripPoint.atSubGeom)
# se punti finali
if gripPoint.isIntersecting(
qadGeom.getStartPt()) or gripPoint.isIntersecting(
qadGeom.getEndPt()):
found = True
msg = QadMsg.translate("Popup_menu_grip_window", "Stretch")
action = QAction(msg, popupMenu)
f = lambda: self.runCmdFromPopupMenuOnGrip(
QadVirtualGripCommandsEnum.STRECTH, gripPoint)
action.triggered.connect(f)
popupMenu.addAction(action)
msg = QadMsg.translate("Popup_menu_grip_window",
"Lengthen")
action = QAction(msg, popupMenu)
f = lambda: self.runCmdFromPopupMenuOnGrip(
QadVirtualGripCommandsEnum.LENGTHEN, gripPoint)
action.triggered.connect(f)
popupMenu.addAction(action)
elif qadGeomType == "POLYLINE":
isClosed = qadGeom.isClosed()
nVertex = 0
found = False
while nVertex < qadGeom.qty():
linearObject = qadGeom.getLinearObjectAt(nVertex)
if gripPoint.isIntersecting(linearObject.getStartPt()):
found = True
msg = QadMsg.translate("Popup_menu_grip_window",
"Stretch vertex")
action = QAction(msg, popupMenu)
f = lambda: self.runCmdFromPopupMenuOnGrip(
QadVirtualGripCommandsEnum.STRECTH, gripPoint)
action.triggered.connect(f)
popupMenu.addAction(action)
# punto iniziale
if isClosed == False and nVertex == 0:
msg = QadMsg.translate("Popup_menu_grip_window",
"Lengthen")
action = QAction(msg, popupMenu)
f = lambda: self.runCmdFromPopupMenuOnGrip(
QadVirtualGripCommandsEnum.LENGTHEN, gripPoint)
action.triggered.connect(f)
popupMenu.addAction(action)
msg = QadMsg.translate("Popup_menu_grip_window",
"Add vertex")
action = QAction(msg, popupMenu)
f = lambda: self.runCmdFromPopupMenuOnGrip(
QadVirtualGripCommandsEnum.ADD_VERTEX, gripPoint)
action.triggered.connect(f)
popupMenu.addAction(action)
msg = QadMsg.translate("Popup_menu_grip_window",
"Add vertex before")
action = QAction(msg, popupMenu)
f = lambda: self.runCmdFromPopupMenuOnGrip(
QadVirtualGripCommandsEnum.ADD_VERTEX_BEFORE,
gripPoint)
action.triggered.connect(f)
popupMenu.addAction(action)
break
# punto medio
if gripPoint.isIntersecting(linearObject.getMiddlePt()):
found = True
msg = QadMsg.translate("Popup_menu_grip_window",
"Stretch")
action = QAction(msg, popupMenu)
f = lambda: self.runCmdFromPopupMenuOnGrip(
QadVirtualGripCommandsEnum.STRECTH, gripPoint)
action.triggered.connect(f)
popupMenu.addAction(action)
msg = QadMsg.translate("Popup_menu_grip_window",
"Add vertex")
action = QAction(msg, popupMenu)
f = lambda: self.runCmdFromPopupMenuOnGrip(
QadVirtualGripCommandsEnum.ADD_VERTEX, gripPoint)
action.triggered.connect(f)
popupMenu.addAction(action)
msg = QadMsg.translate("Popup_menu_grip_window",
"Add vertex before")
action = QAction(msg, popupMenu)
f = lambda: self.runCmdFromPopupMenuOnGrip(
QadVirtualGripCommandsEnum.ADD_VERTEX_BEFORE,
gripPoint)
action.triggered.connect(f)
popupMenu.addAction(action)
gType = linearObject.whatIs()
if gType == "LINE":
msg = QadMsg.translate("Popup_menu_grip_window",
"Convert to arc")
action = QAction(msg, popupMenu)
f = lambda: self.runCmdFromPopupMenuOnGrip(
QadVirtualGripCommandsEnum.LINE_TO_ARC,
gripPoint)
elif gType == "ARC":
msg = QadMsg.translate("Popup_menu_grip_window",
"Convert to line")
action = QAction(msg, popupMenu)
f = lambda: self.runCmdFromPopupMenuOnGrip(
QadVirtualGripCommandsEnum.ARC_TO_LINE,
gripPoint)
action.triggered.connect(f)
popupMenu.addAction(action)
break
nVertex = nVertex + 1
linearObject = qadGeom.getLinearObjectAt(-1) # ultima parte
if not found and isClosed == False:
# punto finale
if gripPoint.isIntersecting(linearObject.getEndPt()):
found = True
msg = QadMsg.translate("Popup_menu_grip_window",
"Stretch vertex")
action = QAction(msg, popupMenu)
f = lambda: self.runCmdFromPopupMenuOnGrip(
QadVirtualGripCommandsEnum.STRECTH, gripPoint)
action.triggered.connect(f)
popupMenu.addAction(action)
msg = QadMsg.translate("Popup_menu_grip_window",
"Lengthen")
action = QAction(msg, popupMenu)
f = lambda: self.runCmdFromPopupMenuOnGrip(
QadVirtualGripCommandsEnum.LENGTHEN, gripPoint)
action.triggered.connect(f)
popupMenu.addAction(action)
msg = QadMsg.translate("Popup_menu_grip_window",
"Add vertex")
action = QAction(msg, popupMenu)
f = lambda: self.runCmdFromPopupMenuOnGrip(
QadVirtualGripCommandsEnum.ADD_VERTEX, gripPoint)
action.triggered.connect(f)
popupMenu.addAction(action)
msg = QadMsg.translate("Popup_menu_grip_window",
"Add vertex before")
action = QAction(msg, popupMenu)
f = lambda: self.runCmdFromPopupMenuOnGrip(
QadVirtualGripCommandsEnum.ADD_VERTEX_BEFORE,
gripPoint)
action.triggered.connect(f)
popupMenu.addAction(action)
if isClosed == False: # polyline
# ci devono essere almeno 2 parti
if qadGeom.qty() >= 2:
msg = QadMsg.translate("Popup_menu_grip_window",
"Remove vertex")
action = QAction(msg, popupMenu)
f = lambda: self.runCmdFromPopupMenuOnGrip(
QadVirtualGripCommandsEnum.REMOVE_VERTEX, gripPoint
)
action.triggered.connect(f)
popupMenu.addAction(action)
else: # polygon
# ci devono essere almeno 4 parti
if qadGeom.qty() >= 4:
msg = QadMsg.translate("Popup_menu_grip_window",
"Remove vertex")
action = QAction(msg, popupMenu)
f = lambda: self.runCmdFromPopupMenuOnGrip(
QadVirtualGripCommandsEnum.REMOVE_VERTEX, gripPoint
)
action.triggered.connect(f)
popupMenu.addAction(action)
if found: # menu non vuoto
popupMenu.popup(self.canvas.mapToGlobal(pos))
self.gripPopupMenu = popupMenu
return None
class AnalysisTool(QObject):
editDatastoreSettings = pyqtSignal()
def __init__(self, iface, settings, project):
QObject.__init__(self)
self.iface = iface
self.settings = settings
self.project = project
self.legend = QgsProject.instance().mapLayers()
self.analysis_engine = DepthmapNetEngine(self.iface)
self.running_analysis = ''
def load(self):
# initialise UI
self.dlg = AnalysisDialog(self.iface.mainWindow())
# initialise axial analysis classes
self.verificationThread = None
# connect signal/slots with main program
self.project.settingsUpdated.connect(self.setDatastore)
self.editDatastoreSettings.connect(self.project.showDialog)
# set up GUI signals
self.dlg.visibilityChanged.connect(self.onShow)
self.dlg.analysisDataButton.clicked.connect(self.changeDatastore)
self.dlg.updateDatastore.connect(self.updateDatastore)
self.dlg.axialVerifyButton.clicked.connect(self.runAxialVerification)
self.dlg.axialUpdateButton.clicked.connect(self.runAxialUpdate)
self.dlg.axialVerifyCancelButton.clicked.connect(
self.cancelAxialVerification)
self.dlg.axialReportList.itemSelectionChanged.connect(
self.zoomAxialProblem)
self.dlg.axialDepthmapCalculateButton.clicked.connect(
self.run_analysis)
self.dlg.axialDepthmapCancelButton.clicked.connect(
self.cancel_analysis)
# initialise internal globals
self.isVisible = False
self.datastore = dict()
self.running_analysis = ""
self.start_time = None
self.end_time = None
self.analysis_nodes = 0
self.axial_id = ""
self.all_ids = []
self.current_layer = None
# timer to check for analysis result
self.timer = QTimer()
self.timer.timeout.connect(self.check_analysis_progress)
# define analysis data structures
self.analysis_layers = {'map': "", 'unlinks': "", 'map_type': 0}
self.axial_analysis_settings = {
'type': 0,
'distance': 0,
'radius': 0,
'rvalues': "n",
'output': "",
'fullset': 0,
'betweenness': 1,
'newnorm': 1,
'weight': 0,
'weightBy': "",
'stubs': 40,
'id': ""
}
self.user_ids = {'map': "", 'unlinks': ""}
self.analysis_output = ""
self.getProjectSettings()
def unload(self):
if self.isVisible:
# Disconnect signals from main program
QgsProject.instance().layersAdded.disconnect(self.updateLayers)
QgsProject.instance().layersRemoved.disconnect(self.updateLayers)
self.iface.projectRead.disconnect(self.updateLayers)
self.iface.projectRead.disconnect(self.getProjectSettings)
self.iface.newProjectCreated.disconnect(self.updateLayers)
self.isVisible = False
def onShow(self):
if self.dlg.isVisible():
# Connect signals to QGIS interface
QgsProject.instance().layersAdded.connect(self.updateLayers)
QgsProject.instance().layersRemoved.connect(self.updateLayers)
self.iface.projectRead.connect(self.updateLayers)
self.iface.projectRead.connect(self.getProjectSettings)
self.iface.newProjectCreated.connect(self.updateLayers)
self.updateLayers()
self.setDatastore()
self.isVisible = True
else:
if self.isVisible:
# Disconnect signals to QGIS interface
QgsProject.instance().layersAdded.disconnect(self.updateLayers)
QgsProject.instance().layersRemoved.disconnect(
self.updateLayers)
self.iface.projectRead.disconnect(self.updateLayers)
self.iface.projectRead.disconnect(self.getProjectSettings)
self.iface.newProjectCreated.disconnect(self.updateLayers)
self.isVisible = False
##
## manage project and tool settings
##
def getProjectSettings(self):
# pull relevant settings from project manager
self.project.readSettings(self.analysis_layers, "analysis")
self.project.readSettings(self.axial_analysis_settings, "depthmap")
# update UI
self.dlg.clearAxialProblems(0)
self.dlg.clearAxialProblems(1)
# update graph analysis
self.dlg.set_axial_depthmap_tab(self.axial_analysis_settings)
def updateProjectSettings(self):
self.project.writeSettings(self.analysis_layers, "analysis")
self.project.writeSettings(self.axial_analysis_settings, "depthmap")
def changeDatastore(self):
# signal from UI if data store button is clicked
self.editDatastoreSettings.emit()
def updateDatastore(self, name):
new_datastore = {
'name': '',
'path': '',
'type': -1,
'schema': '',
'crs': ''
}
layer = lfh.getLegendLayerByName(self.iface, name)
if layer:
new_datastore['crs'] = layer.crs().postgisSrid()
if 'SpatiaLite' in layer.storageType():
new_datastore['type'] = 1
path = lfh.getLayerPath(layer)
dbname = os.path.basename(path)
new_datastore['path'] = path
new_datastore['name'] = dbname
# create a new connection if not exists
conn = dbh.listSpatialiteConnections()
if path not in conn['path']:
dbh.createSpatialiteConnection(dbname, path)
elif 'PostGIS' in layer.storageType():
new_datastore['type'] = 2
layerinfo = dbh.getPostgisLayerInfo(layer)
if layerinfo['service']:
path = layerinfo['service']
else:
path = layerinfo['database']
new_datastore['path'] = path
new_datastore['schema'] = layerinfo['schema']
if 'connection' in layerinfo:
new_datastore['name'] = layerinfo['connection']
else:
# create a new connection if not exists
dbh.createPostgisConnectionSetting(
path, dbh.getPostgisConnectionInfo(layer))
new_datastore['name'] = path
elif 'memory?' not in layer.storageType(): # 'Shapefile'
new_datastore['type'] = 0
new_datastore['path'] = lfh.getLayerPath(layer)
new_datastore['name'] = os.path.basename(new_datastore['path'])
if new_datastore['type'] in (0, 1, 2):
self.project.writeSettings(new_datastore, 'datastore')
self.setDatastore()
else:
return
else:
return
def clearDatastore(self):
new_datastore = {
'name': '',
'path': '',
'type': -1,
'schema': '',
'crs': ''
}
self.project.writeSettings(new_datastore, 'datastore')
self.setDatastore()
def setDatastore(self):
self.datastore = self.project.getGroupSettings('datastore')
if 'type' in self.datastore:
self.datastore['type'] = int(self.datastore['type'])
else:
self.datastore['type'] = -1
# update UI
txt = ""
path = ""
if 'name' in self.datastore and self.datastore['name'] != "":
# get elements for string to identify data store for user
# shape file data store
if self.datastore['type'] == 0 and os.path.exists(
self.datastore['path']):
txt = 'SF: %s' % self.datastore['name']
path = self.datastore['path']
# spatialite data store
elif self.datastore['type'] == 1 and os.path.exists(
self.datastore['path']):
sl_connections = dbh.listSpatialiteConnections()
if len(sl_connections) > 0:
if self.datastore['name'] in sl_connections['name'] and self.datastore['path'] == \
sl_connections['path'][sl_connections['name'].index(self.datastore['name'])]:
txt = 'SL: %s' % self.datastore['name']
path = self.datastore['path']
else:
dbh.createSpatialiteConnection(self.datastore['name'],
self.datastore['path'])
txt = 'SL: %s' % self.datastore['name']
path = self.datastore['path']
# postgis data store
elif self.datastore['type'] == 2 and len(
dbh.listPostgisConnectionNames()) > 0:
if self.datastore['name'] in dbh.listPostgisConnectionNames():
txt = 'PG: %s (%s)' % (self.datastore['name'],
self.datastore['schema'])
path = """dbname='%s' schema='%s'""" % (
self.datastore['path'], self.datastore['schema'])
self.dlg.setDatastore(txt, path)
def isDatastoreSet(self):
is_set = False
if self.datastore:
name = self.datastore['name']
path = self.datastore['path']
schema = self.datastore['schema']
if name == "":
self.clearDatastore()
self.iface.messageBar().pushMessage(
"Info",
"Select a 'Data store' to save analysis results.",
level=0,
duration=5)
elif self.datastore['type'] == 0 and not os.path.exists(path):
is_set = False
elif self.datastore['type'] == 1 and (
name not in dbh.listSpatialiteConnections()['name']
or not os.path.exists(path)):
is_set = False
elif self.datastore['type'] == 2 and (
name not in dbh.listPostgisConnectionNames()
or schema not in dbh.listPostgisSchemas(
dbh.getPostgisConnection(name))):
is_set = False
else:
is_set = True
# clear whatever data store settings are saved
if not is_set:
self.clearDatastore()
self.iface.messageBar().pushMessage(
"Info",
"The selected data store cannot be found.",
level=0,
duration=5)
else:
self.clearDatastore()
self.iface.messageBar().pushMessage(
"Info",
"Select a 'Data store' to save analysis results.",
level=0,
duration=5)
return is_set
##
## Manage layers
##
def updateLayers(self):
if self.iface.actionMapTips().isChecked():
self.iface.actionMapTips().trigger()
# layer names by geometry type
map_list = []
unlinks_list = []
# default selection
analysis_map = -1
analysis_unlinks = -1
map_type = 0
layers = lfh.getLegendLayers(self.iface, 'all', 'all')
if layers:
for layer in layers:
# checks if the layer is projected. Geographic coordinates are not supported
if layer.isSpatial() and lfh.isLayerProjected(layer):
unlinks_list.append(layer.name())
if layer.geometryType() == 1: # line geometry
map_list.append(layer.name())
# settings preference
if self.analysis_layers['map'] in map_list:
analysis_map = map_list.index(self.analysis_layers['map'])
map_type = self.analysis_layers['map_type']
if self.analysis_layers['unlinks'] in unlinks_list:
analysis_unlinks = unlinks_list.index(
self.analysis_layers['unlinks'])
# current selection
selected_layers = self.dlg.getAnalysisLayers()
if selected_layers['map'] != '' and selected_layers[
'map'] in map_list:
analysis_map = map_list.index(selected_layers['map'])
map_type = selected_layers['map_type']
if selected_layers['unlinks'] != '' and selected_layers[
'unlinks'] in unlinks_list:
analysis_unlinks = unlinks_list.index(
selected_layers['unlinks'])
else:
self.dlg.clear_analysis_tab()
# update UI
self.dlg.set_map_layers(map_list, analysis_map, map_type)
self.dlg.set_unlinks_layers(unlinks_list, analysis_unlinks)
self.dlg.update_analysis_tabs()
self.dlg.update_analysis_tab()
##
## Layer verification functions
##
def runAxialVerification(self):
self.edit_mode = self.dlg.getLayerTab()
self.analysis_layers = self.dlg.getAnalysisLayers()
axial = lfh.getLegendLayerByName(self.iface,
self.analysis_layers['map'])
unlinks = lfh.getLegendLayerByName(self.iface,
self.analysis_layers['unlinks'])
settings = self.dlg.getAxialEditSettings()
caps = None
self.axial_id = lfh.getIdField(axial)
if self.axial_id == '':
self.iface.messageBar().pushMessage(
"Info",
"The axial layer has invalid values in the ID column. Using feature ids.",
level=0,
duration=3)
# verify axial map
if self.edit_mode == 0:
# get ids (to match the object ids in the map)
self.user_ids['map'] = "%s" % self.axial_id
if axial.geometryType() == QgsWkbTypes.LineGeometry:
caps = axial.dataProvider().capabilities()
self.verificationThread = AxialVerification(
self.iface.mainWindow(), self, settings, axial,
self.user_ids['map'], unlinks)
else:
self.iface.messageBar().pushMessage(
"Info",
"Select an axial lines map layer.",
level=0,
duration=3)
return False
# verify unlinks
elif self.edit_mode == 1:
if unlinks and (axial.storageType() != unlinks.storageType()):
self.iface.messageBar().pushMessage(
"Warning",
"All layers must be in the same file format.",
level=1,
duration=3)
return False
caps = unlinks.dataProvider().capabilities()
self.user_ids['unlinks'] = lfh.getIdField(unlinks)
if self.user_ids['unlinks'] == '':
self.iface.messageBar().pushMessage(
"Info",
"The unlinks layer has invalid values in the ID column. Using feature ids.",
level=0,
duration=3)
if unlinks.dataProvider().fieldNameIndex("line1") == -1 or \
unlinks.dataProvider().fieldNameIndex("line2") == -1:
self.iface.messageBar().pushMessage(
"Warning",
"Line ID columns missing in unlinks layer, please 'Update IDs'.",
level=1,
duration=3)
return False
else:
self.verificationThread = UnlinksVerification(
self.iface.mainWindow(), self, settings, axial,
self.axial_id, unlinks, self.user_ids['unlinks'])
if not caps & QgsVectorDataProvider.AddFeatures:
self.iface.messageBar().pushMessage(
"Info",
"To edit the selected layer, change to another file format.",
level=0,
duration=3)
# prepare dialog
self.dlg.lockLayerTab(True)
self.dlg.setAxialVerifyProgressbar(0, 100)
self.dlg.lockAxialEditTab(True)
self.dlg.clearAxialVerifyReport()
self.dlg.clearAxialProblems()
if self.verificationThread:
self.verificationThread.verificationFinished.connect(
self.processAxialVerificationResults)
self.verificationThread.verificationProgress.connect(
self.dlg.updateAxialVerifyProgressbar)
self.verificationThread.verificationError.connect(
self.cancelAxialVerification)
self.verificationThread.start()
return
def runAxialUpdate(self):
self.edit_mode = self.dlg.getLayerTab()
self.analysis_layers = self.dlg.getAnalysisLayers()
axial = lfh.getLegendLayerByName(self.iface,
self.analysis_layers['map'])
unlinks = lfh.getLegendLayerByName(self.iface,
self.analysis_layers['unlinks'])
settings = self.dlg.getAxialEditSettings()
self.axial_id = lfh.getIdField(axial)
if self.axial_id == '':
self.iface.messageBar().pushMessage(
"Info",
"The axial layer has invalid or duplicate values in the id column. Using feature ids instead.",
level=0,
duration=5)
# update axial id
if self.edit_mode == 0:
self.user_ids['map'] = "%s" % self.axial_id
# todo: update axial ids when layer is shapefile
# update unlink line ids
elif self.edit_mode == 1:
if unlinks and (axial.storageType() != unlinks.storageType()):
self.iface.messageBar().pushMessage(
"Error",
"The selected layers must be in the same file format.",
level=1,
duration=5)
return False
caps = unlinks.dataProvider().capabilities()
if caps & QgsVectorDataProvider.ChangeAttributeValues:
self.dlg.lockAxialEditTab(True)
self.dlg.clearAxialProblems()
ids = lfh.getIdFieldNames(unlinks)
if ids:
self.user_ids['unlinks'] = ids[0]
self.verificationThread = UnlinksIdUpdate(
self.iface.mainWindow(), self, unlinks,
self.user_ids['unlinks'], axial, self.axial_id,
settings['unlink_dist'])
# prepare dialog
self.dlg.lockLayerTab(True)
self.dlg.setAxialVerifyProgressbar(0, 100)
self.dlg.lockAxialEditTab(True)
self.dlg.clearAxialVerifyReport()
self.dlg.clearAxialProblems()
if self.verificationThread:
self.verificationThread.verificationFinished.connect(
self.processAxialIdUpdateResults)
self.verificationThread.verificationProgress.connect(
self.dlg.updateAxialVerifyProgressbar)
self.verificationThread.verificationError.connect(
self.cancelAxialIdUpdate)
self.verificationThread.start()
return
def cancelAxialIdUpdate(self, txt=""):
self.verificationThread.stop()
if txt:
self.iface.messageBar().pushMessage("Error",
txt,
level=1,
duration=5)
try:
self.verificationThread.verificationFinished.disconnect(
self.processAxialIdUpdateResults)
self.verificationThread.verificationProgress.disconnect(
self.dlg.updateAxialVerifyProgressbar)
self.verificationThread.verificationError.disconnect(
self.cancelAxialIdUpdate)
except:
pass
# self.verificationThread = None
self.dlg.updateAxialVerifyProgressbar(0)
self.dlg.lockLayerTab(False)
self.dlg.lockAxialEditTab(False)
def processAxialIdUpdateResults(self):
# stop thread
self.verificationThread.stop()
try:
self.verificationThread.verificationFinished.disconnect(
self.processAxialIdUpdateResults)
self.verificationThread.verificationProgress.disconnect(
self.dlg.updateAxialVerifyProgressbar)
except:
pass
self.verificationThread = None
# reload the layer if columns were added with the ID update
if self.datastore['type'] in (1, 2):
if self.edit_mode == 0:
layer = lfh.getLegendLayerByName(self.iface,
self.analysis_layers['map'])
elif self.edit_mode == 1:
layer = lfh.getLegendLayerByName(
self.iface, self.analysis_layers['unlinks'])
connection = dbh.getDBLayerConnection(layer)
if self.datastore['type'] == 1:
cols = dbh.listSpatialiteColumns(connection, layer.name())
else:
info = dbh.getPostgisLayerInfo(layer)
schema = info['schema']
name = info['table']
cols = dbh.listPostgisColumns(connection, schema, name)
connection.close()
# columns-1 to account for the geometry column that is not a field in QGIS
if len(layer.dataProvider().fields()) == len(cols) - 1:
layer.dataProvider().reloadData()
else:
lfh.reloadLayer(layer)
self.dlg.setAxialProblemsFilter(["Layer IDs updated"])
self.dlg.lockLayerTab(False)
self.dlg.lockAxialEditTab(False)
return True
def cancelAxialVerification(self, txt=""):
self.verificationThread.stop()
if txt:
self.iface.messageBar().pushMessage("Error",
txt,
level=1,
duration=5)
try:
self.verificationThread.verificationFinished.disconnect(
self.processAxialVerificationResults)
self.verificationThread.verificationProgress.disconnect(
self.dlg.updateAxialVerifyProgressbar)
self.verificationThread.verificationError.disconnect(
self.cancelAxialVerification)
except:
pass
# self.verificationThread = None
self.dlg.updateAxialVerifyProgressbar(0)
self.dlg.lockLayerTab(False)
self.dlg.lockAxialEditTab(False)
def processAxialVerificationResults(self, results, nodes):
# stop thread
self.verificationThread.stop()
try:
self.verificationThread.verificationFinished.disconnect(
self.processAxialVerificationResults)
self.verificationThread.verificationProgress.disconnect(
self.dlg.updateAxialVerifyProgressbar)
except:
pass
self.verificationThread = None
self.dlg.setAxialProblems(results, nodes)
# build summary for filter Combo
self.dlg.lockAxialEditTab(False)
if len(nodes) > 0:
# nodes_list = sorted(set(nodes))
summary = ["All problems (%s)" % len(nodes)]
for k, v in results.items():
if len(v) > 0:
summary.append("%s (%s)" % (k.capitalize(), len(v)))
else:
summary = ["No problems found!"]
self.dlg.setAxialProblemsFilter(summary)
self.dlg.lockLayerTab(False)
return True
def zoomAxialProblem(self):
# get relevant layer
idx = self.dlg.getLayerTab()
layers = self.dlg.getAnalysisLayers()
layer = None
name = None
user_id = ''
if idx == 0:
name = layers['map']
user_id = self.user_ids['map']
elif idx == 1:
name = layers['unlinks']
user_id = self.user_ids['unlinks']
if name:
layer = lfh.getLegendLayerByName(self.iface, name)
if layer:
# get layer ids
if user_id == '':
self.all_ids = layer.allFeatureIds()
else:
self.all_ids, ids = lfh.getFieldValues(layer, user_id)
layer.setDisplayExpression(
'"field_name" = {0}'.format(user_id))
# set display field for axial map (always)
if idx != 0:
axial_layer = lfh.getLegendLayerByName(self.iface,
layers['map'])
if self.axial_id != '':
axial_layer.setDisplayExpression(
'"field_name" = {0}'.format(self.axial_id))
if not self.iface.actionMapTips().isChecked():
self.iface.actionMapTips().trigger()
# prepare features to check
features = []
items = self.dlg.getAxialVerifyProblems()
for id in items:
if type(id) == list:
for i in id:
if int(i) in self.all_ids:
features.append(int(i))
else:
if int(id) in self.all_ids:
features.append(int(id))
# select features and zoom
if features:
if user_id == '':
layer.selectByIds(features)
else:
ids = lfh.getFeaturesListValues(layer, user_id, features)
layer.selectByIds(list(ids.keys()))
else:
layer.selectByIds([])
if layer.selectedFeatureCount() > 0:
self.iface.mapCanvas().setCurrentLayer(layer)
layerNode = QgsProject.instance().layerTreeRoot().findLayer(
layer.id())
if not layerNode.isVisible():
layerNode.setItemVisibilityChecked(True)
self.iface.mapCanvas().zoomToSelected()
if layer.geometryType() in (QgsWkbTypes.Polygon,
QgsWkbTypes.Point):
self.iface.mapCanvas().zoomOut()
def run_analysis(self):
# check if there's a datastore defined
if not self.isDatastoreSet():
# self.iface.messageBar().pushMessage("Warning","Please select a 'Data store' to save the analysis results.", level=1, duration=4)
return
# try to connect to the analysis engine
if self.analysis_engine.ready():
self.dlg.clear_analysis_report()
# get selected layers
self.analysis_layers = self.dlg.getAnalysisLayers()
# get analysis type based on map and axial/segment choice
if self.dlg.get_analysis_type() == 0:
self.axial_analysis_settings['type'] = 0
else:
if self.dlg.getSegmentedMode() == 0:
self.axial_analysis_settings['type'] = 1
else:
self.axial_analysis_settings['type'] = 2
# get the basic analysis settings
analysis_layer = lfh.getLegendLayerByName(
self.iface, self.analysis_layers['map'])
self.axial_analysis_settings['id'] = lfh.getIdField(analysis_layer)
self.axial_analysis_settings[
'weight'] = self.dlg.get_analysis_weighted()
self.axial_analysis_settings[
'weightBy'] = self.dlg.get_analysis_weight_attribute()
txt = DepthmapEngine.parse_radii(
self.dlg.get_analysis_radius_text())
if txt == '':
self.dlg.write_analysis_report(
"Please verify the radius values.")
return
else:
self.axial_analysis_settings['rvalues'] = txt
self.axial_analysis_settings[
'output'] = self.dlg.get_analysis_output_table()
self.analysis_output = self.axial_analysis_settings['output']
# get the advanced analysis settings
self.axial_analysis_settings[
'distance'] = self.dlg.get_analysis_distance_type()
self.axial_analysis_settings[
'radius'] = self.dlg.get_analysis_radius_type()
self.axial_analysis_settings[
'fullset'] = self.dlg.get_analysis_fullset()
self.axial_analysis_settings[
'betweenness'] = self.dlg.get_analysis_choice()
self.axial_analysis_settings[
'newnorm'] = self.dlg.get_analysis_normalised()
self.axial_analysis_settings[
'stubs'] = self.dlg.get_analysis_stubs()
# check if output file/table already exists
table_exists = False
if self.datastore['type'] == 0:
table_exists = shph.testShapeFileExists(
self.datastore['path'],
self.axial_analysis_settings['output'])
elif self.datastore['type'] == 1:
connection = dbh.getSpatialiteConnection(
self.datastore['path'])
if connection:
table_exists = dbh.testSpatialiteTableExists(
connection, self.axial_analysis_settings['output'])
connection.close()
elif self.datastore['type'] == 2:
connection = dbh.getPostgisConnection(self.datastore['name'])
if connection:
table_exists = dbh.testPostgisTableExists(
connection, self.datastore['schema'],
self.axial_analysis_settings['output'])
connection.close()
if table_exists:
action = QMessageBox.question(
None, "Overwrite table",
"The output table already exists in:\n %s.\nOverwrite?" %
self.datastore['path'],
QMessageBox.Ok | QMessageBox.Cancel)
if action == QMessageBox.Ok: # Yes
pass
elif action == QMessageBox.Cancel: # No
return
else:
return
# run the analysis
analysis_ready = self.analysis_engine.setup_analysis(
self.analysis_layers, self.axial_analysis_settings)
if analysis_ready:
self.updateProjectSettings()
self.start_time = datetime.datetime.now()
# write a short analysis summary
message = self.compile_analysis_summary()
# print message in results window
self.dlg.write_analysis_report(message)
self.dlg.lock_analysis_tab(True)
self.iface.messageBar().pushMessage(
"Info",
"Do not close QGIS or depthmapXnet while the analysis is running!",
level=0,
duration=5)
self.analysis_engine.start_analysis()
# timer to check if results are ready, in milliseconds
self.timer.start(1000)
self.running_analysis = 'axial'
else:
self.dlg.write_analysis_report(
"Unable to run this analysis. Please check the input layer and analysis settings."
)
def compile_analysis_summary(self):
message = u"Running analysis for map layer '%s':" % self.analysis_layers[
'map']
if self.analysis_layers['unlinks']:
message += u"\n unlinks layer - '%s'" % self.analysis_layers[
'unlinks']
if self.axial_analysis_settings['type'] == 0:
txt = "axial"
elif self.axial_analysis_settings['type'] == 1:
txt = "segment"
elif self.axial_analysis_settings['type'] == 2:
txt = "segment input"
message += u"\n analysis type - %s" % txt
if self.axial_analysis_settings['type'] == 1:
message += u"\n stubs removal - %s" % self.axial_analysis_settings[
'stubs']
if self.axial_analysis_settings['distance'] == 0:
txt = "topological"
elif self.axial_analysis_settings['distance'] == 1:
txt = "angular"
elif self.axial_analysis_settings['distance'] == 2:
txt = "metric"
message += u"\n distance - %s" % txt
if self.axial_analysis_settings['weight'] == 1:
message += u"\n weighted by - %s" % self.axial_analysis_settings[
'weightBy']
if self.axial_analysis_settings['radius'] == 0:
txt = "topological"
elif self.axial_analysis_settings['radius'] == 1:
txt = "angular"
elif self.axial_analysis_settings['radius'] == 2:
txt = "metric"
message += u"\n %s radius - %s" % (
txt, self.axial_analysis_settings['rvalues'])
if self.axial_analysis_settings['betweenness'] == 1:
message += u"\n calculate choice"
if self.axial_analysis_settings['fullset'] == 1:
message += u"\n include advanced measures"
if self.axial_analysis_settings['type'] in (
1, 2) and self.axial_analysis_settings['newnorm'] == 1:
message += u"\n calculate NACH and NAIN"
message += u"\n\nStart: %s\n..." % self.start_time.strftime(
"%d/%m/%Y %H:%M:%S")
return message
def cancel_analysis(self):
if self.running_analysis == 'axial':
self.dlg.set_analysis_progressbar(0, 100)
self.dlg.lock_analysis_tab(False)
self.dlg.write_analysis_report("Analysis canceled by user.")
self.timer.stop()
self.analysis_engine.cleanup()
self.running_analysis = ''
def check_analysis_progress(self):
try:
step, progress = self.analysis_engine.get_progress(
self.axial_analysis_settings, self.datastore)
if not progress:
# no progress, just wait...
return
elif progress == 100:
self.timer.stop()
# update calculation time
dt = datetime.datetime.now()
feedback = u"Finish: %s" % dt.strftime("%d/%m/%Y %H:%M:%S")
self.dlg.write_analysis_report(feedback)
# process the output in the analysis
self.process_analysis_results(
self.analysis_engine.analysis_results)
self.running_analysis = ''
else:
if self.running_analysis == 'axial':
self.dlg.update_analysis_progressbar(progress)
if step > 0:
self.timer.start(step)
except AnalysisEngine.AnalysisEngineError as engine_error:
if self.running_analysis == 'axial':
self.dlg.set_analysis_progressbar(0, 100)
self.dlg.lock_analysis_tab(False)
self.dlg.write_analysis_report("Analysis error: " +
str(engine_error))
self.timer.stop()
self.analysis_engine.cleanup()
self.running_analysis = ''
def process_analysis_results(
self, analysis_results: AnalysisEngine.AnalysisResults):
new_layer = None
if self.running_analysis == 'axial':
self.dlg.set_analysis_progressbar(100, 100)
if analysis_results.attributes:
dt = datetime.datetime.now()
message = u"Post-processing start: %s\n..." % dt.strftime(
"%d/%m/%Y %H:%M:%S")
self.dlg.write_analysis_report(message)
new_layer = self.save_analysis_results(
analysis_results.attributes, analysis_results.types,
analysis_results.values, analysis_results.coords)
# update processing time
dt = datetime.datetime.now()
message = u"Post-processing finish: %s" % dt.strftime(
"%d/%m/%Y %H:%M:%S")
self.dlg.write_analysis_report(message)
else:
self.iface.messageBar().pushMessage(
"Info",
"Failed to import the analysis results.",
level=1,
duration=5)
self.dlg.write_analysis_report(u"Post-processing: Failed!")
self.end_time = datetime.datetime.now()
elapsed = self.end_time - self.start_time
message = u"Total running time: %s" % elapsed
self.dlg.write_analysis_report(message)
self.dlg.lock_analysis_tab(False)
self.dlg.set_analysis_progressbar(0, 100)
if new_layer:
existing_names = [
layer.name() for layer in lfh.getLegendLayers(self.iface)
]
if new_layer.name() in existing_names:
old_layer = lfh.getLegendLayerByName(self.iface,
new_layer.name())
if lfh.getLayerPath(new_layer) == lfh.getLayerPath(old_layer):
QgsProject.instance().removeMapLayer(old_layer.id())
QgsProject.instance().addMapLayer(new_layer)
new_layer.updateExtents()
def save_analysis_results(self, attributes, types, values, coords):
# Save results to output
res = False
analysis_layer = lfh.getLegendLayerByName(self.iface,
self.analysis_layers['map'])
srid = analysis_layer.crs()
path = self.datastore['path']
table = self.analysis_output
id = self.axial_analysis_settings['id']
# if it's an axial analysis try to update the existing layer
new_layer = None
# must check if data store is still there
if not self.isDatastoreSet():
self.iface.messageBar().pushMessage(
"Warning",
"The analysis results will be saved in a memory layer.",
level=0,
duration=5)
# save output based on data store format and type of analysis
provider = analysis_layer.storageType()
create_table = False
# if it's a segment analysis always create a new layer
# also if one of these is different: output table name, file type, data store location, number of records
# this last one is a weak check for changes to the table. making a match of results by id would take ages.
if analysis_layer.name() != table or self.axial_analysis_settings[
'type'] == 1 or len(values) != analysis_layer.featureCount():
create_table = True
# shapefile data store
if self.datastore['type'] == 0:
existing_layer_path = lfh.getLayerPath(
analysis_layer) + "/" + analysis_layer.name() + ".shp"
new_layer_path = path + "/" + table + ".shp"
original_table_name = table
if len(values) != analysis_layer.featureCount(
) and existing_layer_path == new_layer_path:
# we can't overwrite the file anymore because the number of lines is not the same,
# force a new file, by appending a number at the end
overwrite_counter = 1
while os.path.isfile(new_layer_path):
# repeat until no such path exists
table = original_table_name + "_" + str(overwrite_counter)
new_layer_path = path + "/" + table + ".shp"
overwrite_counter = overwrite_counter + 1
if overwrite_counter > 1000:
self.iface.messageBar().pushMessage(
"Error",
"Existing file and newly suggested file have different "
"number of lines, but can not create new file as too many "
"existing duplicates",
level=Qgis.Critical,
duration=5)
if original_table_name != table:
self.iface.messageBar().pushMessage(
"Warning",
"Existing file and newly suggested file have different "
"number of lines, new file created with different name",
level=Qgis.Warning,
duration=5)
if original_table_name == table and \
(lfh.getLayerPath(analysis_layer) != path or analysis_layer.name() != table):
create_table = True
# convert type of choice columns to float
for attr in attributes:
if 'CH' in attr:
idx = attributes.index(attr)
types[idx] = QVariant.Double
# write a new file
if 'shapefile' not in provider.lower() or create_table:
new_layer = shph.create_shapefile_full_layer_data_provider(
path, table, srid, attributes, types, values, coords)
if new_layer:
res = True
else:
res = False
# or append to an existing file
else:
res = shph.addShapeFileAttributes(analysis_layer, attributes,
types, values)
# spatialite data store
elif self.datastore['type'] == 1:
connection = dbh.getSpatialiteConnection(path)
if not dbh.testSpatialiteTableExists(
connection, self.axial_analysis_settings['output']):
create_table = True
if 'spatialite' not in provider.lower() or create_table:
res = dbh.createSpatialiteTable(connection, path, table,
srid.postgisSrid(), attributes,
types, 'MULTILINESTRING')
if res:
res = dbh.insertSpatialiteValues(connection, table,
attributes, values,
coords)
if res:
new_layer = dbh.getSpatialiteLayer(
connection, path, table)
if new_layer:
res = True
else:
res = False
else:
res = dbh.addSpatialiteAttributes(connection, table, id,
attributes, types, values)
# the spatialite layer needs to be removed and re-inserted to display changes
if res:
QgsProject.instance().removeMapLayer(analysis_layer.id())
new_layer = dbh.getSpatialiteLayer(connection, path, table)
if new_layer:
res = True
else:
res = False
connection.close()
# postgis data store
elif self.datastore['type'] == 2:
schema = self.datastore['schema']
connection = dbh.getPostgisConnection(self.datastore['name'])
if not dbh.testPostgisTableExists(
connection, self.datastore['schema'],
self.axial_analysis_settings['output']):
create_table = True
if 'postgresql' not in provider.lower() or create_table:
res = dbh.createPostgisTable(connection, schema, table,
srid.postgisSrid(), attributes,
types, 'MULTILINESTRING')
if res:
res = dbh.insertPostgisValues(connection, schema, table,
attributes, values, coords)
if res:
new_layer = dbh.getPostgisLayer(
connection, self.datastore['name'], schema, table)
if new_layer:
res = True
else:
res = False
else:
res = dbh.addPostgisAttributes(connection, schema, table, id,
attributes, types, values)
# the postgis layer needs to be removed and re-inserted to display changes
if res:
QgsProject.instance().removeMapLayer(analysis_layer.id())
new_layer = dbh.getPostgisLayer(connection,
self.datastore['name'],
schema, table)
if new_layer:
res = True
else:
res = False
connection.close()
# memory layer data store
if self.datastore['type'] == -1 or not res:
# create a memory layer with the results
# the coords indicates the results columns with x1, y1, x2, y2
new_layer = lfh.createTempLayer(table, srid.postgisSrid(),
attributes, types, values, coords)
return new_layer
class VisualizerDock(QDockWidget, FORM_CLASS):
# Evento para quando o plugin é fechado
closingPlugin = pyqtSignal()
def __init__(self, iface):
super(VisualizerDock, self).__init__()
self.iface = iface
self.request_error = False
self.timer = QTimer()
self.timer.setSingleShot(True)
self.timer.setInterval(7000)
self.timer.timeout.connect(lambda: self.lb_status.setText('Pronto'))
self.setupUi(self)
self.list_resource = ResourceTreeWidgetDecorator(self.list_resource)
self.load_resources_from_model()
# Eventos
self.bt_add_resource.clicked.connect(self._bt_add_resource_clicked)
self.bt_remove_resource.clicked.connect(self._bt_remove_resource_clicked)
self.list_resource.setContextMenuPolicy(Qt.CustomContextMenu)
self.list_resource.customContextMenuRequested.connect(self.open_context_menu)
self.list_resource.leaf_resource_double_clicked.connect(self._list_resource_doubleClicked)
#self.tx_quick_resource.returnPressed.connect(self._tx_quick_resource_pressed)
def _tx_quick_resource_pressed(self):
def extract_name(url):
return url.strip(' /').split('/')[-1]
url = self.tx_quick_resource.text()
self.tx_quick_resource.clear()
if url:
name = extract_name(url)
self.add_resource(name, url)
def _list_resource_doubleClicked(self, item):
name, iri = item.text(0), item.text(1)
self.open_operations_editor(name, iri)
def _bt_add_resource_clicked(self):
self.open_add_resource_dialog()
def _bt_remove_resource_clicked(self):
selected_items = self.list_resource.selectedItems()
if not selected_items:
return
confirm = MessageBox.question(u'Deseja realmente remover o recurso selecionado?', u'Remover Recurso')
if confirm:
memorized_urls = Config.get('memo_urls')
item_name = selected_items[0].text(0)
if item_name in memorized_urls:
index = self.list_resource.indexOfTopLevelItem(selected_items[0])
self.list_resource.takeTopLevelItem(index)
memorized_urls.pop(item_name)
Config.update_dict('memo_urls', memorized_urls)
def load_resource(self, resource):
parent_item = self.list_resource.add(resource)
parent_item.set_color_user_resource()
def add_resource(self, name, url):
resource = ResourceManager.load(url, name)
self.load_resource(resource)
Config.set('memo_urls', {name: url})
def load_resources_from_model(self):
model = Config.get('memo_urls')
if not model:
return
for name, iri in model.items():
resource = ResourceManager.load(iri, name)
self.load_resource(resource)
def open_context_menu(self, position):
item = self.list_resource.itemAt(position)
if not item:
return
resource = ResourceManager.load(item.url(), item.name())
is_leaf_node = item.childCount() == 0
if is_leaf_node:
self.show_context_menu(item, resource, position)
else:
self.show_entry_point_menu(item, resource, position)
def show_context_menu(self, item, resource, where):
menu = QMenu()
# Load layers action
action_open_layer = QAction(self.tr(u'Carregar camada'), None)
action_open_layer.triggered.connect(lambda: self._load_layer_on_qgis(resource))
menu.addAction(action_open_layer)
# Load layers as...
# action_open_layer_as = QAction(self.tr(u'Carregar camada como...'), None)
# action_open_layer_as.triggered.connect(lambda: self._load_layer_from_url(item.text(0), item.text(1)))
# menu.addAction(action_open_layer_as)
menu.addSeparator()
# Montar Operações
action_open_editor = QAction(self.tr(u'Montar operações'), None)
action_open_editor.triggered.connect(lambda: self.open_operations_editor(item.text(0), item.text(1)))
menu.addAction(action_open_editor)
menu.addSeparator()
action_edit = QAction(self.tr(u'Editar'), None)
action_edit.triggered.connect(lambda: self.open_edit_dialog(item))
menu.addAction(action_edit)
menu.exec_(self.list_resource.viewport().mapToGlobal(where))
def show_entry_point_menu(self, item, resource, where):
menu = QMenu()
action_edit = QAction(self.tr(u'Editar'), None)
action_edit.triggered.connect(lambda: self.open_edit_dialog(item))
menu.addAction(action_edit)
menu.exec_(self.list_resource.viewport().mapToGlobal(where))
def open_edit_dialog(self, item):
dialog_edit_resource = DialogEditResource(item)
dialog_edit_resource.accepted.connect(self._resource_edited)
dialog_edit_resource.exec_()
return dialog_edit_resource
def open_operations_editor(self, name, url):
resource = ResourceManager.load(url, name)
dialog_construct_url = DialogConstructUrl(resource)
dialog_construct_url.load_url_command.connect(lambda n, i: self._load_layer_from_iri(dialog_construct_url, n, i))
dialog_construct_url.exec_()
return dialog_construct_url
def open_add_resource_dialog(self):
dialog_add_resource = DialogAddResource()
dialog_add_resource.accepted.connect(self.add_resource)
dialog_add_resource.exec_()
return dialog_add_resource
def _resource_edited(self, tree_item, new_name, new_url):
memo = Config.get('memo_urls')
old = memo.pop(tree_item.text(0))
new = {new_name: new_url}
memo.update(new)
Config.update_dict('memo_urls', memo)
tree_item.setText(0, new_name)
tree_item.setText(1, new_url)
def _load_layer_from_iri(self, widget, name, iri):
try:
dummy = ResourceManager.load(iri, name)
self._load_layer_on_qgis(dummy)
widget.close()
except Exception as e:
raise
def _load_layer_on_qgis(self, resource):
def request_failed(error):
self.request_error = error
self.update_status(u'Requisição retornou um erro')
MessageBox.critical(error, u'Requisição retornou um erro')
self.request_error = False
self.timer.stop()
resource.request_started.connect(self.start_request)
resource.request_progress.connect(self.download_progress)
resource.request_error.connect(request_failed)
resource.request_finished.connect(self.trigger_reset_status)
# Trigger download of data and events for user feedback
resource.data()
if not self.request_error:
layer = Plugin.create_layer(resource)
if layer:
Layer.add(layer)
if layer.featureCount() == 0:
Logging.info(u'{} retornou conjunto vazio de dados'.format(resource.iri), u'IBGEVisualizer')
MessageBox.info(u'URL retornou conjunto vazio')
else:
raise Exception(self.request_error)
def start_request(self):
self.request_error = False
self.timer.stop()
self.lb_status.setText(u'Enviando requisição e aguardando resposta...')
def update_status(self, msg):
self.lb_status.setText(msg)
def download_progress(self, received, total):
if not self.request_error:
if received == total:
msg = u'Concluído ' + received
else:
msg = u'Baixando recurso... ' + received + (' / ' + total if total != '-1.0' else '')
self.update_status(msg)
def trigger_reset_status(self):
if not self.request_error:
#self.request_error = False
self.timer.start()
def close_event(self, event):
self.closingPlugin.emit()
event.accept()
def run(self):
self.iface.addDockWidget(Qt.RightDockWidgetArea, self)
self.show()
class AutoSuggest(QObject):
def __init__(self, geturl_func, parseresult_func, parent=None):
QObject.__init__(self, parent)
self.geturl_func = geturl_func
self.parseresult_func = parseresult_func
self.editor = parent
self.networkManager = QNetworkAccessManager()
self.selectedObject = None
self.isUnloaded = False
self.popup = QTreeWidget(parent)
#self.popup.setColumnCount(2)
self.popup.setColumnCount(1)
self.popup.setUniformRowHeights(True)
self.popup.setRootIsDecorated(False)
self.popup.setEditTriggers(QTreeWidget.NoEditTriggers)
self.popup.setSelectionBehavior(QTreeWidget.SelectRows)
self.popup.setFrameStyle(QFrame.Box | QFrame.Plain)
self.popup.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
self.popup.header().hide()
self.popup.installEventFilter(self)
self.popup.setMouseTracking(True)
#self.connect(self.popup, SIGNAL("itemClicked(QTreeWidgetItem*, int)"),
# self.doneCompletion)
self.popup.itemClicked.connect(self.doneCompletion)
self.popup.setWindowFlags(Qt.Popup)
self.popup.setFocusPolicy(Qt.NoFocus)
self.popup.setFocusProxy(parent)
self.timer = QTimer(self)
self.timer.setSingleShot(True)
self.timer.setInterval(500)
#self.connect(self.timer, SIGNAL("timeout()"), self.autoSuggest)
self.timer.timeout.connect(self.autoSuggest)
#self.connect(self.editor, SIGNAL("textEdited(QString)"), self.timer, SLOT("start()"))
#self.editor.textEdited.connect( self.timer.start )
self.editor.textEdited.connect(self.timer.start)
#self.editor.textChanged.connect( self.timer.start )
#self.connect(self.networkManager, SIGNAL("finished(QNetworkReply*)"),
# self.handleNetworkData)
self.networkManager.finished.connect(self.handleNetworkData)
def eventFilter(self, obj, ev):
if obj != self.popup:
return False
if ev.type() == QEvent.MouseButtonPress:
self.popup.hide()
self.editor.setFocus()
return True
if ev.type() == QEvent.KeyPress:
consumed = False
key = ev.key()
if key == Qt.Key_Enter or key == Qt.Key_Return:
self.doneCompletion()
consumed = True
elif key == Qt.Key_Escape:
self.editor.setFocus()
self.popup.hide()
consumed = True
elif key in (Qt.Key_Up, Qt.Key_Down, Qt.Key_Home, Qt.Key_End,
Qt.Key_PageUp, Qt.Key_PageDown):
pass
else:
self.editor.setFocus()
self.editor.event(ev)
self.popup.hide()
return consumed
return False
def showCompletion(self, rows):
# Rows is an iterable of tuples like [("text",object1),("text2", object2),...]
pal = self.editor.palette()
color = pal.color(QPalette.Disabled, QPalette.WindowText)
self.popup.setUpdatesEnabled(False)
self.popup.clear()
if rows is None or len(rows) < 1:
return
for row in rows:
item = QTreeWidgetItem(self.popup)
item.setText(0, row[0])
#item.setText(1, hit['type'])
item.setTextAlignment(1, Qt.AlignRight)
item.setForeground(1, color)
item.setData(
2, Qt.UserRole, (row[1], )
) # Try immutable py obj #http://stackoverflow.com/questions/9257422/how-to-get-the-original-python-data-from-qvariant
self.popup.setCurrentItem(self.popup.topLevelItem(0))
self.popup.resizeColumnToContents(0)
#self.popup.resizeColumnToContents(1)
self.popup.adjustSize()
self.popup.setUpdatesEnabled(True)
h = self.popup.sizeHintForRow(0) * min(15, len(rows)) + 3
w = max(self.popup.width(), self.editor.width())
self.popup.resize(w, h)
self.popup.move(
self.editor.mapToGlobal(QPoint(0, self.editor.height())))
self.popup.setFocus()
self.popup.show()
def doneCompletion(self):
self.timer.stop()
self.popup.hide()
self.editor.setFocus()
item = self.popup.currentItem()
if item:
self.editor.setText(item.text(0))
obj = item.data(2, Qt.UserRole) #.toPyObject()
self.selectedObject = obj[0]
e = QKeyEvent(QEvent.KeyPress, Qt.Key_Enter, Qt.NoModifier)
QApplication.postEvent(self.editor, e)
e = QKeyEvent(QEvent.KeyRelease, Qt.Key_Enter, Qt.NoModifier)
QApplication.postEvent(self.editor, e)
def preventSuggest(self):
self.timer.stop()
def autoSuggest(self):
term = self.editor.text()
if term:
qurl = self.geturl_func(term)
if qurl:
# TODO: Cancel existing requests: http://qt-project.org/forums/viewthread/18073
self.networkManager.get(QNetworkRequest(qurl)) #QUrl(url)))
def handleNetworkData(self, networkReply):
url = networkReply.url()
#print "received url:", url.toString()
if not networkReply.error():
response = networkReply.readAll()
pystring = str(response, 'utf-8')
#print "Response: ", response
rows = self.parseresult_func(pystring)
self.showCompletion(rows)
networkReply.deleteLater()
def unload(self):
# Avoid processing events after QGIS shutdown has begun
self.popup.removeEventFilter(self)
self.isUnloaded = True
class TesterWidget(BASE, WIDGET):
currentTestResult = None
currentTest = 0
currentTestStep = 0
BLINKING_INTERVAL = 1000
buttonColors = ["", 'QPushButton {color: yellow;}']
testingFinished = pyqtSignal()
def __init__(self):
super(TesterWidget, self).__init__()
self.setupUi(self)
self.setObjectName("TesterPluginPanel")
self.btnCancel.clicked.connect(self.cancelTesting)
self.btnTestOk.clicked.connect(self.testPasses)
self.btnTestFailed.clicked.connect(self.testFails)
self.btnRestartTest.clicked.connect(self.restartTest)
self.btnSkip.clicked.connect(self.skipTest)
self.btnNextStep.clicked.connect(self.runNextStep)
self.buttons = [self.btnTestOk, self.btnTestFailed, self.btnNextStep]
self.blinkTimer = QTimer()
self.blinkTimer.timeout.connect(self._blink)
def startBlinking(self):
self.currentBlinkingTime = 0
self.blinkTimer.start(self.BLINKING_INTERVAL)
def stopBlinking(self):
self.blinkTimer.stop()
for button in self.buttons:
button.setStyleSheet(self.buttonColors[0])
def _blink(self):
self.currentBlinkingTime += 1
color = self.buttonColors[self.currentBlinkingTime % 2]
for button in self.buttons:
if button.isEnabled():
button.setStyleSheet(color)
def setTests(self, tests):
self.tests = tests
def startTesting(self):
self.currentTest = 0
self.report = Report()
self.runNextTest()
def getReportDialog(self):
"""Wrapper for easy mocking"""
self.reportDialog = ReportDialog(self.report)
return self.reportDialog
def restartTest(self):
self.currentTestResult = None
self.runNextTest()
def runNextTest(self):
if self.currentTestResult:
self.report.addTestResult(self.currentTestResult)
if self.currentTest < len(self.tests):
test = self.tests[self.currentTest]
self.labelCurrentTest.setText("Current test: %s-%s" %
(test.group.upper(), test.name))
self.currentTestResult = TestResult(test)
self.currentTestStep = 0
self.runNextStep()
else:
QApplication.restoreOverrideCursor()
self.testingFinished.emit()
self.setVisible(False)
def runNextStep(self):
self.stopBlinking()
test = self.tests[self.currentTest]
step = test.steps[self.currentTestStep]
self.btnSkip.setEnabled(True)
self.btnCancel.setEnabled(True)
if os.path.exists(step.description):
with open(step.description) as f:
html = "".join(f.readlines())
self.webView.setHtml(html)
else:
if step.function is not None:
self.webView.setHtml(
step.description +
"<p><b>[This is an automated step. Please, wait until it has been completed]</b></p>"
)
else:
self.webView.setHtml(
step.description +
"<p><b>[Click on the right-hand side buttons once you have performed this step]</b></p>"
)
QCoreApplication.processEvents()
if self.currentTestStep == len(test.steps) - 1:
if step.function is not None:
self.btnTestOk.setEnabled(False)
self.btnTestFailed.setEnabled(False)
self.btnNextStep.setEnabled(False)
self.btnSkip.setEnabled(False)
self.btnCancel.setEnabled(False)
self.webView.setEnabled(False)
QCoreApplication.processEvents()
try:
execute(step.function)
self.testPasses()
except Exception as e:
if isinstance(e, AssertionError):
self.testFails("%s\n%s" %
(str(e), traceback.format_exc()))
else:
self.testContainsError(
"%s\n%s" % (str(e), traceback.format_exc()))
else:
self.btnTestOk.setEnabled(True)
self.btnTestOk.setText("Test passes")
self.btnTestFailed.setEnabled(True)
self.btnTestFailed.setText("Test fails")
self.webView.setEnabled(True)
self.btnNextStep.setEnabled(False)
if step.prestep:
try:
execute(step.prestep)
except Exception as e:
if isinstance(e, AssertionError):
self.testFailsAtSetup(
"%s\n%s" % (str(e), traceback.format_exc()))
else:
self.testContainsError(
"%s\n%s" % (str(e), traceback.format_exc()))
else:
if step.function is not None:
self.btnTestOk.setEnabled(False)
self.btnTestFailed.setEnabled(False)
self.btnNextStep.setEnabled(False)
self.btnSkip.setEnabled(False)
self.btnCancel.setEnabled(False)
self.webView.setEnabled(False)
QCoreApplication.processEvents()
try:
execute(step.function)
self.currentTestStep += 1
self.runNextStep()
except Exception as e:
if isinstance(e, AssertionError):
self.testFails("%s\n%s" %
(str(e), traceback.format_exc()))
else:
self.testContainsError(
"%s\n%s" % (str(e), traceback.format_exc()))
else:
self.currentTestStep += 1
self.webView.setEnabled(True)
self.btnNextStep.setEnabled(not step.isVerifyStep)
if step.isVerifyStep:
self.btnTestOk.setEnabled(True)
self.btnTestOk.setText("Step passes")
self.btnTestFailed.setEnabled(True)
self.btnTestFailed.setText("Step fails")
else:
self.btnTestOk.setEnabled(False)
self.btnTestFailed.setEnabled(False)
if step.prestep:
try:
execute(step.prestep)
except Exception as e:
if isinstance(e, AssertionError):
self.testFailsAtSetup(
"%s\n%s" % (str(e), traceback.format_exc()))
else:
self.testContainsError(
"%s\n%s" % (str(e), traceback.format_exc()))
if step.function is None:
self.startBlinking()
def testPasses(self):
test = self.tests[self.currentTest]
if self.btnTestOk.isEnabled() and self.btnTestOk.text(
) == "Step passes":
self.runNextStep()
else:
try:
test = self.tests[self.currentTest]
test.cleanup()
self.currentTestResult.passed()
except:
self.currentTestResult.failed("Test cleanup",
traceback.format_exc())
self.currentTest += 1
self.runNextTest()
def testFails(self, msg=""):
test = self.tests[self.currentTest]
if self.btnTestOk.isEnabled() and self.btnTestOk.text(
) == "Step passes":
desc = test.steps[self.currentTestStep - 1].description
else:
desc = test.steps[self.currentTestStep].description
self.currentTestResult.failed(desc, msg)
try:
test.cleanup()
except:
pass
self.currentTest += 1
self.runNextTest()
def testFailsAtSetup(self, msg=""):
test = self.tests[self.currentTest]
if self.btnTestOk.isEnabled() and self.btnTestOk.text(
) == "Step passes":
desc = test.steps[self.currentTestStep - 1].description
else:
desc = test.steps[self.currentTestStep].description
self.currentTestResult.setupFailed(desc, msg)
try:
test.cleanup()
except:
pass
self.currentTest += 1
self.runNextTest()
def testContainsError(self, msg=""):
test = self.tests[self.currentTest]
if self.btnTestOk.isEnabled() and self.btnTestOk.text(
) == "Step passes":
desc = test.steps[self.currentTestStep - 1].description
else:
desc = test.steps[self.currentTestStep].description
self.currentTestResult.containsError(desc, msg)
try:
test.cleanup()
except:
pass
self.currentTest += 1
self.runNextTest()
def skipTest(self):
try:
test = self.tests[self.currentTest]
test.cleanup()
except:
pass
self.currentTest += 1
self.currentTestResult.skipped()
self.runNextTest()
def cancelTesting(self):
self.setVisible(False)
self.testingFinished.emit()
class QRealTime:
"""QGIS Plugin Implementation."""
def __init__(self, iface):
"""Constructor.
:param iface: An interface instance that will be passed to this class
which provides the hook by which you can manipulate the QGIS
application at run time.
:type iface: QgsInterface
"""
# Save reference to the QGIS interface
self.iface = iface
# initialize plugin directory
self.plugin_dir = os.path.dirname(__file__)
# initialize locale
try:
if QSettings().value('locale//overrideFlag'):
locale = QSettings().value('locale//globalLocale')[0:2]
else:
locale = QSettings().value('locale//userLocale')[0:2]
except:
locale = 'en'
locale_path = os.path.join(self.plugin_dir, 'i18n',
'QRealTime_{}.qm'.format(locale))
print(locale_path)
if os.path.exists(locale_path):
self.translator = QTranslator()
self.translator.load(locale_path)
if qVersion() > '4.3.3':
QCoreApplication.installTranslator(self.translator)
# Declare instance attributes
self.actions = []
self.menu = 'QRealTime'
# TODO: We are going to let the user set this up in a future iteration
self.toolbar = self.iface.addToolBar('QRealTime')
self.toolbar.setObjectName('QRealTime')
# noinspection PyMethodMayBeStatic
def tr(self, message):
"""Get the translation for a string using Qt translation API.
We implement this ourselves since we do not inherit QObject.
:param message: String for translation.
:type message: str, QString
:returns: Translated version of message.
:rtype: QString
"""
# noinspection PyTypeChecker,PyArgumentList,PyCallByClass
return QCoreApplication.translate('QRealTime', message)
def add_action(self,
icon_path,
text,
callback,
enabled_flag=True,
add_to_menu=True,
add_to_toolbar=True,
status_tip=None,
whats_this=None,
parent=None):
"""Add a toolbar icon to the toolbar.
:param icon_path: Path to the icon for this action. Can be a resource
path (e.g. ':/plugins/foo/bar.png') or a normal file system path.
:type icon_path: str
:param text: Text that should be shown in menu items for this action.
:type text: str
:param callback: Function to be called when the action is triggered.
:type callback: function
:param enabled_flag: A flag indicating if the action should be enabled
by default. Defaults to True.
:type enabled_flag: bool
:param add_to_menu: Flag indicating whether the action should also
be added to the menu. Defaults to True.
:type add_to_menu: bool
:param add_to_toolbar: Flag indicating whether the action should also
be added to the toolbar. Defaults to True.
:type add_to_toolbar: bool
:param status_tip: Optional text to show in a popup when mouse pointer
hovers over the action.
:type status_tip: str
:param parent: Parent widget for the new action. Defaults None.
:type parent: QWidget
:param whats_this: Optional text to show in the status bar when the
mouse pointer hovers over the action.
:returns: The action that was created. Note that the action is also
added to self.actions list.
:rtype: QAction
"""
# Create the dialog (after translation) and keep reference
self.dlg = QRealTimeDialog(self)
icon = QIcon(icon_path)
action = QAction(icon, text, parent)
action.triggered.connect(callback)
action.setEnabled(enabled_flag)
if status_tip is not None:
action.setStatusTip(status_tip)
if whats_this is not None:
action.setWhatsThis(whats_this)
if add_to_toolbar:
self.toolbar.addAction(action)
if add_to_menu:
self.iface.addPluginToMenu(self.menu, action)
self.actions.append(action)
return action
def add_layer_action(self,
icon_path,
text,
callback,
icon_enabled=True,
add_to_vLayer=True,
enabled_flag=True,
parent=None):
icon = QIcon(icon_path)
if icon_enabled:
action = QAction(icon, text, parent)
else:
action = QAction(text, parent)
action.triggered.connect(callback)
action.setEnabled(enabled_flag)
if add_to_vLayer:
self.iface.addCustomActionForLayerType(action, 'QRealTime',
QgsMapLayer.VectorLayer,
True)
self.actions.append(action)
return action
def initGui(self):
"""Create the menu entries and toolbar icons inside the QGIS GUI."""
icon_path = os.path.join(self.plugin_dir, 'icon.png')
self.add_action(icon_path,
text=self.tr(u'QRealTime Setting'),
callback=self.run,
parent=self.iface.mainWindow())
"""add sync action"""
self.sync = self.add_layer_action(icon_path, self.tr(u'sync'),
self.download, False)
# make sync action checkable and default to unchecked
self.sync.setCheckable(True)
self.sync.setChecked(False)
"""add import action """
self.Import = self.add_layer_action(icon_path, self.tr(u'import'),
self.importData)
"""add makeonline action """
self.makeOnline = self.add_layer_action(icon_path,
self.tr(u'Make Online'),
self.sendForm)
service = self.dlg.getCurrentService()
self.service = service
self.topElement = None
self.version = ''
try:
self.time = 86400
self.time = int(service.getValue(self.tr('sync time')))
except:
print('can not read time')
self.timer = QTimer()
def timeEvent():
print('calling collect data')
self.service.importData(self.layer, self.formID, False)
self.timer.timeout.connect(timeEvent)
def unload(self):
"""Removes the plugin menu item and icon from QGIS GUI."""
for action in self.actions:
self.iface.removePluginMenu('QRealTime', action)
self.iface.removeCustomActionForLayerType(action)
self.iface.removeToolBarIcon(action)
# remove the toolbar
del self.toolbar
def run(self):
"""Run method that performs all the real work"""
# show the dialog
self.dlg.show()
# Run the dialog event loop
result = self.dlg.exec_()
# See if OK was pressed
if result:
# Do something useful here - delete the line containing pass and
# substitute with your code.
self.dlg.getCurrentService().setup()
def importData(self):
service = self.dlg.getCurrentService()
layer = self.getLayer()
forms, response = service.getFormList()
if response:
if response.status_code == 200:
self.ImportData = ImportData()
for name, key in forms.items():
self.ImportData.comboBox.addItem(name, key)
self.ImportData.show()
result = self.ImportData.exec_()
if result:
selectedForm = self.ImportData.comboBox.currentData()
service.importData(layer, selectedForm, True)
def getLayer(self):
return self.iface.activeLayer()
def sendForm(self):
# get the fields model like name , widget type, options etc.
layer = self.getLayer()
service = self.dlg.getCurrentService()
service.prepareSendForm(layer)
def download(self, checked=False):
if checked == True:
self.layer = self.getLayer()
self.service = self.dlg.getCurrentService()
forms, response = self.service.getFormList()
if response:
self.formID = forms[self.layer.name()]
try:
self.time = int(self.service.getValue(
self.tr('sync time')))
except:
self.time = 3600
print('starting timer every' + str(self.time) + 'second')
self.timer.start(1000 * self.time)
elif checked == False:
self.timer.stop()
print("timer stoped")
class QRealTime:
"""QGIS Plugin Implementation."""
def __init__(self, iface):
"""Constructor.
:param iface: An interface instance that will be passed to this class
which provides the hook by which you can manipulate the QGIS
application at run time.
:type iface: QgsInterface
"""
# Save reference to the QGIS interface
self.iface = iface
# initialize plugin directory
self.plugin_dir = os.path.dirname(__file__)
# initialize locale
locale = QSettings().value('locale//userLocale')[0:2]
locale_path = os.path.join(self.plugin_dir, 'i18n',
'QRealTime_{}.qm'.format(locale))
if os.path.exists(locale_path):
self.translator = QTranslator()
self.translator.load(locale_path)
if qVersion() > '4.3.3':
QCoreApplication.installTranslator(self.translator)
# Declare instance attributes
self.actions = []
self.menu = self.tr(u'&QRealTime')
# TODO: We are going to let the user set this up in a future iteration
self.toolbar = self.iface.addToolBar(u'QRealTime')
self.toolbar.setObjectName(u'QRealTime')
# noinspection PyMethodMayBeStatic
def tr(self, message):
"""Get the translation for a string using Qt translation API.
We implement this ourselves since we do not inherit QObject.
:param message: String for translation.
:type message: str, QString
:returns: Translated version of message.
:rtype: QString
"""
# noinspection PyTypeChecker,PyArgumentList,PyCallByClass
return QCoreApplication.translate('QRealTime', message)
def add_action(self,
icon_path,
text,
callback,
enabled_flag=True,
add_to_menu=True,
add_to_toolbar=True,
status_tip=None,
whats_this=None,
parent=None):
"""Add a toolbar icon to the toolbar.
:param icon_path: Path to the icon for this action. Can be a resource
path (e.g. ':/plugins/foo/bar.png') or a normal file system path.
:type icon_path: str
:param text: Text that should be shown in menu items for this action.
:type text: str
:param callback: Function to be called when the action is triggered.
:type callback: function
:param enabled_flag: A flag indicating if the action should be enabled
by default. Defaults to True.
:type enabled_flag: bool
:param add_to_menu: Flag indicating whether the action should also
be added to the menu. Defaults to True.
:type add_to_menu: bool
:param add_to_toolbar: Flag indicating whether the action should also
be added to the toolbar. Defaults to True.
:type add_to_toolbar: bool
:param status_tip: Optional text to show in a popup when mouse pointer
hovers over the action.
:type status_tip: str
:param parent: Parent widget for the new action. Defaults None.
:type parent: QWidget
:param whats_this: Optional text to show in the status bar when the
mouse pointer hovers over the action.
:returns: The action that was created. Note that the action is also
added to self.actions list.
:rtype: QAction
"""
# Create the dialog (after translation) and keep reference
self.dlg = QRealTimeDialog(self)
icon = QIcon(icon_path)
action = QAction(icon, text, parent)
action.triggered.connect(callback)
action.setEnabled(enabled_flag)
if status_tip is not None:
action.setStatusTip(status_tip)
if whats_this is not None:
action.setWhatsThis(whats_this)
if add_to_toolbar:
self.toolbar.addAction(action)
if add_to_menu:
self.iface.addPluginToMenu(self.menu, action)
self.actions.append(action)
return action
def initGui(self):
"""Create the menu entries and toolbar icons inside the QGIS GUI."""
icon_path = os.path.join(self.plugin_dir, 'icon.png')
self.add_action(icon_path,
text=self.tr(u'QRealTime Setting'),
callback=self.run,
parent=self.iface.mainWindow())
self.ODKMenu = QMenu('QRealTime')
icon = QIcon(icon_path)
self.sync = QAction(self.tr(u'sync'), self.ODKMenu)
self.sync.setCheckable(True)
self.sync.setChecked(False)
self.sync.triggered.connect(self.download)
self.sync.setChecked(False)
self.iface.addCustomActionForLayerType(self.sync, 'QRealTime',
QgsMapLayer.VectorLayer, True)
self.Import = QAction(icon, self.tr(u'import'), self.ODKMenu)
self.Import.triggered.connect(self.importData)
self.iface.addCustomActionForLayerType(self.Import, 'QRealTime',
QgsMapLayer.VectorLayer, True)
self.makeOnline = QAction(icon, self.tr(u'Make Online'), self.ODKMenu)
self.makeOnline.triggered.connect(self.sendForm)
self.iface.addCustomActionForLayerType(self.makeOnline, 'QRealTime',
QgsMapLayer.VectorLayer, True)
service = self.dlg.getCurrentService()
self.service = service
self.topElement = None
self.version = ''
try:
self.time = 1
self.time = int(service.getValue('sync time'))
except:
print('can not read time')
self.timer = QTimer()
def timeEvent():
print('calling collect data')
layer = self.getLayer()
print(layer)
if (not self.topElement):
self.topElement = layer.name()
service.collectData(layer, layer.name(), False, self.topElement,
self.version)
self.timer.timeout.connect(timeEvent)
def unload(self):
"""Removes the plugin menu item and icon from QGIS GUI."""
for action in self.actions:
self.iface.removePluginMenu(self.tr(u'QRealTime'), action)
self.iface.removeToolBarIcon(action)
# remove the toolbar
self.iface.removeCustomActionForLayerType(self.sync)
self.iface.removeCustomActionForLayerType(self.makeOnline)
self.iface.removeCustomActionForLayerType(self.Import)
del self.toolbar
def run(self):
"""Run method that performs all the real work"""
# show the dialog
self.dlg.show()
# Run the dialog event loop
result = self.dlg.exec_()
# See if OK was pressed
if result:
# Do something useful here - delete the line containing pass and
# substitute with your code.
self.dlg.getCurrentService().setup()
def importData(self):
service = self.dlg.getCurrentService()
layer = self.getLayer()
forms, response = service.getFormList()
if response.status_code == 200:
self.ImportData = ImportData()
self.ImportData.comboBox.addItems(forms)
self.ImportData.show()
result = self.ImportData.exec_()
if result:
selectedForm = self.ImportData.comboBox.currentText()
url = service.getValue(
'url') + '//formXml?formId=' + selectedForm
response = requests.request('GET',
url,
proxies=getProxiesConf(),
verify=False)
if response.status_code == 200:
# with open('importForm.xml','w') as importForm:
# importForm.write(response.content)
self.formKey, self.topElement, self.version, self.geoField = self.updateLayer(
layer, response.content)
layer.setName(self.formKey)
service.collectData(layer, self.formKey, True,
self.topElement, self.version,
self.geoField)
def updateLayer(self, layer, xml):
ns = '{http://www.w3.org/2002/xforms}'
root = ET.fromstring(xml)
#key= root[0][1][0][0].attrib['id']
instance = root[0][1].find(ns + 'instance')
key = instance[0].attrib['id']
#topElement=root[0][1][0][0].tag.split('}')[1]
topElement = instance[0].tag.split('}')[1]
try:
version = instance[0].attrib['version']
except:
version = 'null'
print('key captured' + key)
print(root[0][1].findall(ns + 'bind'))
for bind in root[0][1].findall(ns + 'bind'):
attrib = bind.attrib
print(attrib)
fieldName = attrib['nodeset'].split('/')[-1]
fieldType = attrib['type']
print('attrib type is', attrib['type'])
qgstype, config = qtype(attrib['type'])
print('first attribute' + fieldName)
inputs = root[1].findall('.//*[@ref]')
if fieldType[:3] != 'geo':
print('creating new field:' + fieldName)
isHidden = True
for input in inputs:
if fieldName == input.attrib['ref'].split('/')[-1]:
isHidden = False
break
if isHidden:
print('Reached Hidden')
config['type'] = 'Hidden'
self.dlg.getCurrentService().updateFields(
layer, fieldName, qgstype, config)
else:
geoField = fieldName
return key, topElement, version, geoField
def getLayer(self):
return self.iface.activeLayer()
def sendForm(self):
# get the fields model like name , widget type, options etc.
version = str(datetime.date.today())
print('version is' + version)
layer = self.getLayer()
self.dlg.getCurrentService().updateFields(layer)
fieldDict = self.getFieldsModel(layer)
print('fieldDict', fieldDict)
surveyDict = {
"name": layer.name(),
"title": layer.name(),
'VERSION': version,
"instance_name": 'uuid()',
"submission_url": '',
"default_language": 'default',
'id_string': layer.name(),
'type': 'survey',
'children': fieldDict
}
survey = create_survey_element_from_dict(surveyDict)
xml = survey.to_xml(validate=None, warnings=warnings)
os.chdir(os.path.expanduser('~'))
with open('Xform.xml', 'w') as xForm:
xForm.write(xml)
self.dlg.getCurrentService().sendForm(layer.name(), 'Xform.xml')
def download(self, checked=False):
if checked == True:
self.layer = self.getLayer()
self.time = int(self.service.getValue('sync time'))
print('starting timer every' + str(self.time) + 'second')
self.timer.start(1000 * self.time)
elif checked == False:
self.timer.stop()
def getFieldsModel(self, currentLayer):
fieldsModel = []
g_type = currentLayer.geometryType()
fieldDef = {
'name': 'GEOMETRY',
'type': 'geopoint',
'bind': {
'required': 'true()'
}
}
fieldDef['Appearance'] = 'maps'
if g_type == 0:
fieldDef['label'] = 'add point location'
elif g_type == 1:
fieldDef['label'] = 'Draw Line'
fieldDef['type'] = 'geotrace'
else:
fieldDef['label'] = 'Draw Area'
fieldDef['type'] = 'geoshape'
fieldsModel.append(fieldDef)
i = 0
for field in currentLayer.fields():
widget = currentLayer.editorWidgetSetup(i)
fwidget = widget.type()
if (fwidget == 'Hidden'):
i += 1
continue
fieldDef = {}
fieldDef['name'] = field.name()
fieldDef['map'] = field.name()
fieldDef['label'] = field.alias() or field.name()
fieldDef['hint'] = ''
fieldDef['type'] = QVariantToODKtype(field.type())
fieldDef['bind'] = {}
# fieldDef['fieldWidget'] = currentFormConfig.widgetType(i)
fieldDef['fieldWidget'] = widget.type()
print('getFieldModel', fieldDef['fieldWidget'])
if fieldDef['fieldWidget'] in ('ValueMap', 'CheckBox', 'Photo',
'ExternalResource'):
if fieldDef['fieldWidget'] == 'ValueMap':
fieldDef['type'] = 'select one'
valueMap = widget.config()['map']
config = {}
for value in valueMap:
for k, v in value.items():
config[v] = k
print('configuration is ', config)
choicesList = [{
'name': name,
'label': label
} for name, label in config.items()]
fieldDef["choices"] = choicesList
elif fieldDef['fieldWidget'] == 'Photo' or fieldDef[
'fieldWidget'] == 'ExternalResource':
fieldDef['type'] = 'image'
print('got an image type field')
# fieldDef['choices'] = config
else:
fieldDef['choices'] = {}
if fieldDef['name'] == 'ODKUUID':
fieldDef["bind"] = {
"readonly": "true()",
"calculate": "concat('uuid:', uuid())"
}
fieldsModel.append(fieldDef)
i += 1
return fieldsModel
class ApiRequestQueue(QObject):
"""
A managed queue for ongoing API network requests
"""
result_fetched = pyqtSignal(dict)
error = pyqtSignal(BoundaryRequest, str)
def __init__(self, parent=None):
super().__init__(parent)
self.boundary_change_queue = []
self.timer = QTimer(self)
self.timer.timeout.connect(self.process_queue)
self.set_frequency(QgsSettings().value('redistrict/check_every', '30',
int, QgsSettings.Plugins))
def set_frequency(self, frequency: int):
"""
Sets the frequency to check for completed results
:param frequency: seconds between checks
"""
self.timer.stop()
self.timer.start(frequency * 1000)
def append_request(self, connector: NzElectoralApi,
request: BoundaryRequest):
"""
Appends a new BoundaryRequest to the queue.
:param connector: API connector
:param request: Boundary request object
"""
result = connector.boundaryChanges(request)
if isinstance(result, str):
# no need to wait - we already have a result (i.e. blocking request)
self.boundary_change_queue.append((connector, request, result))
self.process_queue()
else:
result.reply.finished.connect(
partial(self.finished_boundary_request, connector, result,
request))
def clear(self):
"""
Clears all requests from the queue
"""
self.boundary_change_queue = []
def finished_boundary_request(self, connector: NzElectoralApi,
request: NetworkAccessManager,
boundary_request: BoundaryRequest):
"""
Triggered when a non-blocking boundary request is finished
:param connector: API connector
:param request: completed request
"""
response = connector.parse_async(request)
if response['status'] not in (200, 202):
self.error.emit(
boundary_request,
str(response['status']) + ':' + response['reason'] + ' ' +
response['content'])
return
request_id = response['content']
self.boundary_change_queue.append(
(connector, boundary_request, request_id))
def process_queue(self):
"""
Processes the outstanding queue, checking if any requests have finished calculation
"""
for (connector, boundary_request,
request_id) in self.boundary_change_queue:
self.check_for_result(connector, boundary_request, request_id)
def remove_from_queue(self, request_id):
"""
Removes a request from the queue
:param request_id: id of request
"""
self.boundary_change_queue = [
c for c in self.boundary_change_queue if c[2] != request_id
]
def check_for_result(self, connector: NzElectoralApi,
boundary_request: BoundaryRequest, request_id: str):
"""
Checks if a boundary request has finished calculating
:param connector: API connector
:param boundary_request: original boundary request
:param request_id: ID of request
"""
request = connector.boundaryChangesResults(request_id)
if isinstance(request, dict):
# no need to wait - we already have a result (i.e. blocking request)
self.check_boundary_result_reply(request_id, request)
else:
request.reply.finished.connect(
partial(self.finished_boundary_result_request, connector,
boundary_request, request_id, request))
def finished_boundary_result_request(self, connector: NzElectoralApi,
boundary_request: BoundaryRequest,
request_id: str,
request: NetworkAccessManager):
"""
Triggered when a boundary change result network request has finished
:param connector: API connector
:param boundary_request: original boundary request
:param request_id: ID of request
:param request: completed request
"""
results = connector.parse_async(request)
if results['status'] not in (200, 202):
self.remove_from_queue(request_id)
self.error.emit(
boundary_request,
str(results['status']) + ":" + results['reason'] + ' ' +
str(results['content']))
return
self.check_boundary_result_reply(request_id, results['content'])
def check_boundary_result_reply(self, request_id: str, reply: Union[dict,
str]):
"""
Checks whether the result of a boundary request is a completed result
:param request_id: ID of request
:param reply: reply to check
"""
if isinstance(reply,
str) and reply.startswith('Calculation in progress'):
# not finished...
return
self.remove_from_queue(request_id)
self.result_fetched.emit(reply)
class ProgressDialog(Dialog):
'''
Dialog showing progress in textfield and a progress bar after starting a
certain task with run(). Contains a log section and a timer
Attributes
----------
success : bool
indicates if the task was run successfully without errors
error : bool
indicates if an error occured while running the task
'''
ui_file = 'progress.ui'
def __init__(self, worker: Worker, parent: QObject = None,
auto_close: bool = False, auto_run: bool = True,
on_success: object = None, on_close: object = None):
'''
Parameters
----------
worker : Worker
Worker object holding the task to do
parent : QObject, optional
parent ui element of the dialog, defaults to no parent
auto_close : bool, optional
close dialog automatically after task is done, defaults to automatic
close
auto_run : bool, optional
start task automatically when showing the dialog, otherwise the user
has to start it by pressing the start-button, defaults to automatic
start
on_success : object, optional
function to call on successful run of task, function has to expect
the result of the task as an argument, defaults to no callback on
success
on_close : object, optional
function to call when closing the dialog, defaults to no callback on
closing
'''
# parent = parent or iface.mainWindow()
super().__init__(self.ui_file, modal=True, parent=parent)
self.parent = parent
self.setupUi()
self.setAttribute(Qt.WA_DeleteOnClose)
self.progress_bar.setValue(0)
self.stop_button.setVisible(False)
self.close_button.setVisible(False)
self.auto_close_check.setChecked(auto_close)
self.auto_run = auto_run
# ToDo: use signals instead of callbacks
self.on_success = on_success
self.on_close = on_close
self.success = False
self.error = False
self.worker = worker
if self.worker:
self.worker.finished.connect(self._success)
self.worker.error.connect(self.on_error)
self.worker.message.connect(self.show_status)
self.worker.progress.connect(self.progress)
self.start_button.clicked.connect(self.run)
self.stop_button.clicked.connect(self.stop)
self.close_button.clicked.connect(self.close)
self.timer = QTimer(self)
self.timer.timeout.connect(self._update_timer)
def show(self):
'''
show the dialog
'''
QDialog.show(self)
if self.auto_run:
self.run()
def _success(self, result: object = None):
'''
handle successful run
'''
self.progress(100)
self.show_status('<br><b>fertig</b>')
if not self.error:
self.success = True
if self.on_success:
self.on_success(result)
self._finished()
def _finished(self):
'''
handle finished run
'''
#self.worker.deleteLater()
self.timer.stop()
self.close_button.setVisible(True)
self.close_button.setEnabled(True)
self.stop_button.setVisible(False)
if self.auto_close_check.isChecked() and not self.error:
self.close()
def close(self):
'''
close the dialog
'''
super().close()
if self.on_close:
self.on_close()
def on_error(self, message: str):
'''
call this if error occurs while running task
Parameters
----------
message : str
error message to show
'''
self.show_status( f'<span style="color:red;">Fehler: {message}</span>')
self.progress_bar.setStyleSheet(
'QProgressBar::chunk { background-color: red; }')
self.error = True
self._finished()
def show_status(self, text: str):
'''
write message into the log section
Parameters
----------
text : str
message to show
'''
self.log_edit.appendHtml(text)
#self.log_edit.moveCursor(QTextCursor.Down)
scrollbar = self.log_edit.verticalScrollBar()
scrollbar.setValue(scrollbar.maximum());
def progress(self, progress: Union[int, QVariant]):
'''
set progress of task
Parameters
----------
progress : int or QVariant
progress in percent [0..100]
'''
if isinstance(progress, QVariant):
progress = progress.toInt()[0]
self.progress_bar.setValue(progress)
def start_timer(self):
'''
start the timer
'''
self.start_time = datetime.datetime.now()
self.timer.start(1000)
def run(self):
'''
run the task
'''
self.error = False
self.start_timer()
self.stop_button.setVisible(True)
self.start_button.setVisible(False)
self.close_button.setVisible(True)
self.close_button.setEnabled(False)
if self.worker:
self.worker.start()
def stop(self):
'''
cancel the task
'''
self.timer.stop()
if self.worker:
self.worker.terminate()
self.log_edit.appendHtml('<b> Vorgang abgebrochen </b> <br>')
self.log_edit.moveCursor(QTextCursor.End)
self._finished()
def _update_timer(self):
'''
update the timer
'''
delta = datetime.datetime.now() - self.start_time
h, remainder = divmod(delta.seconds, 3600)
m, s = divmod(remainder, 60)
timer_text = '{:02d}:{:02d}:{:02d}'.format(h, m, s)
self.elapsed_time_label.setText(timer_text)
class MainWidget(QDockWidget):
'''
the dockable main widget
Attributes
----------
closingWidget : pyqtSignal
emitted when widget is closed in any way
'''
ui_file = 'main_dockwidget.ui'
closingWidget = pyqtSignal()
def __init__(self, parent: QWidget = None):
super(MainWidget, self).__init__(parent)
# currently selected output layer
self.output = None
# stores which layers are marked as output layers
self.output_layer_ids = []
self.input = None
self.valid_bkg_key = False
self.label_field_name = None
# cache all results for a layer, (layer-id, feature-id) as keys,
# geojson features as values
self.result_cache = {}
# cache field-map settings for layers, layer-ids as keys,
# FieldMaps as values
self.field_map_cache = {}
# cache label fields, layer-ids as keys, field name as values
self.label_cache = {}
self.field_map = None
add_fields = [
ResField('n_results',
'int2',
alias='Anzahl der Ergebnisse',
prefix='gc'),
ResField('i', 'int2', alias='Ergebnisindex', prefix='gc'),
ResField('manuell_bearbeitet', 'bool', alias='Manuell bearbeitet')
]
add_fields += BKG_RESULT_FIELDS
# additional fields for storing results,
# non-optional fields are active by default, others will be set by
# user input
self.result_fields = {
f.name: (f, True if not f.optional else False)
for f in add_fields
}
self.inspect_dialog = None
self.reverse_dialog = None
self.geocoding = None
self.iface = utils.iface
self.canvas = self.iface.mapCanvas()
ui_file = self.ui_file if os.path.exists(self.ui_file) \
else os.path.join(UI_PATH, self.ui_file)
uic.loadUi(ui_file, self)
self.setAllowedAreas(Qt.RightDockWidgetArea | Qt.LeftDockWidgetArea)
self.setupUi()
self.setup_config()
def setupUi(self):
'''
set up the ui, fill it with dynamic content and connect all interactive
ui elements with actions
'''
# connect buttons
self.import_csv_button.clicked.connect(self.import_csv)
self.export_csv_button.clicked.connect(self.export_csv)
self.attribute_table_button.clicked.connect(self.show_attribute_table)
self.request_start_button.clicked.connect(self.bkg_geocode)
self.request_stop_button.clicked.connect(lambda: self.geocoding.kill())
self.request_stop_button.setVisible(False)
self.help_button.clicked.connect(self.show_help)
self.about_button.clicked.connect(self.show_about)
# only vector layers as input
self.layer_combo.setFilters(QgsMapLayerProxyModel.VectorLayer)
self.layer_combo.layerChanged.connect(self.change_layer)
# input layer encodings
for encoding in QgsVectorDataProvider.availableEncodings():
self.encoding_combo.addItem(encoding)
self.encoding_combo.currentTextChanged.connect(self.set_encoding)
self.setup_crs()
# initially set the first layer in the combobox as input
self.change_layer(self.layer_combo.currentLayer())
# "Regionalschlüssel" filter
self.rs_combo.addItem('Eingabehilfe Bundesländer')
self.rs_combo.model().item(0).setEnabled(False)
for name, rs in RS_PRESETS:
self.rs_combo.addItem(name, rs)
self.rs_combo.currentIndexChanged.connect(
lambda: self.rs_edit.setText(self.rs_combo.currentData()))
def rs_finished():
self.rs_combo.blockSignals(True)
self.rs_combo.setCurrentIndex(0)
self.rs_combo.blockSignals(False)
self.rs_edit.editingFinished.connect(rs_finished)
def set_rs(rs):
valid = self.check_rs(rs)
self.rs_error_label.setVisible(not valid
and self.use_rs_check.isChecked())
self.rs_edit.textChanged.connect(set_rs)
self.use_rs_check.toggled.connect(lambda: set_rs(self.rs_edit.text()))
# spatial filter
# only polygons can be used as a spatial filter
self.spatial_filter_combo.setFilters(
QgsMapLayerProxyModel.PolygonLayer)
# connect map tools
self.inspect_picker = FeaturePicker(self.inspect_picker_button,
canvas=self.canvas)
self.inspect_picker.feature_picked.connect(self.inspect_results)
self.reverse_picker = FeatureDragger(self.reverse_picker_button,
canvas=self.canvas)
self.reverse_picker.feature_dragged.connect(self.inspect_neighbours)
self.reverse_picker_button.setEnabled(False)
self.inspect_picker_button.setEnabled(False)
self.export_csv_button.setEnabled(False)
self.attribute_table_button.setEnabled(False)
# initialize the timer running when geocoding
self.timer = QTimer(self)
self.timer.timeout.connect(self.update_timer)
self._dragged_feature = None
# unregister layers from plugin when they are removed from QGIS
# avoids errors when user is messing around in the QGIS UI
QgsProject.instance().layersRemoved.connect(self.unregister_layers)
def setup_config(self):
'''
apply all settings from the config file to the ui, connect ui elements
of the config section to storing changes in this file
'''
# search options ('expert mode')
self.search_and_check.setChecked(config.logic_link == 'AND')
self.search_and_check.toggled.connect(
lambda: setattr(config, 'logic_link', 'AND'))
self.search_or_check.toggled.connect(
lambda: setattr(config, 'logic_link', 'OR'))
self.fuzzy_check.setChecked(config.fuzzy)
self.fuzzy_check.toggled.connect(
lambda checked: setattr(config, 'fuzzy', checked))
self.background_check.setChecked(config.load_background)
self.background_check.toggled.connect(
lambda checked: setattr(config, 'load_background', checked))
# API key and url
self.api_key_edit.setText(config.api_key)
self.api_url_edit.setText(config.api_url)
def api_key_edited():
api_key = self.api_key_edit.text()
setattr(config, 'api_key', api_key)
url = BKGGeocoder.get_url(api_key)
self.api_url_edit.setText(url)
setattr(config, 'api_url', url)
self.setup_crs()
self.api_key_edit.editingFinished.connect(api_key_edited)
self.api_url_edit.editingFinished.connect(
lambda: setattr(config, 'api_url', self.api_url_edit.text()))
self.api_url_edit.editingFinished.connect(self.setup_crs)
self.reload_UUID_button.clicked.connect(self.setup_crs)
if config.use_api_url:
self.api_url_check.setChecked(True)
else:
self.api_key_check.setChecked(True)
self.api_key_check.toggled.connect(
lambda checked: setattr(config, 'use_api_url', not checked))
def toggle_encoding(enabled):
config.show_encoding = enabled # lazy
self.encoding_label.setVisible(enabled)
self.encoding_combo.setVisible(enabled)
self.encoding_check.setChecked(config.show_encoding)
self.encoding_check.toggled.connect(toggle_encoding)
toggle_encoding(config.show_encoding)
# crs config
idx = self.output_projection_combo.findData(config.projection)
self.output_projection_combo.setCurrentIndex(idx)
self.output_projection_combo.currentIndexChanged.connect(
lambda: setattr(config, 'projection',
self.output_projection_combo.currentData()))
# filters ("Regionalschlüssel" and spatial filter)
self.selected_features_only_check.setChecked(
config.selected_features_only)
self.selected_features_only_check.toggled.connect(
lambda checked: setattr(config, 'selected_features_only', checked))
self.rs_edit.setText(config.rs)
self.rs_edit.textChanged.connect(
lambda text: setattr(config, 'rs', text))
self.use_rs_check.setChecked(config.use_rs)
self.use_rs_check.toggled.connect(
lambda checked: setattr(config, 'use_rs', checked))
self.debug_check.setChecked(config.debug)
self.debug_check.toggled.connect(
lambda checked: setattr(config, 'debug', checked))
# output layer style
# workaround: version change included name changes of predefined styles
if not os.path.exists(config.output_style):
config.output_style = DEFAULT_STYLE
self.layer_style_edit.setText(config.output_style)
self.layer_style_edit.editingFinished.connect(
lambda path: setattr(config, 'output_style', path))
self.layer_style_edit.editingFinished.connect(self.apply_output_style)
def browse_file():
path, sf = QFileDialog.getOpenFileName(
self,
'Layerstil wählen',
filter="QGIS-Layerstildatei(*.qml)",
directory=STYLE_PATH)
if path:
self.layer_style_edit.setText(path)
config.output_style = path
self.apply_output_style()
self.style_browse_button.clicked.connect(browse_file)
# label field
self.label_field_combo.currentIndexChanged.connect(self.apply_label)
# additional result fields
grid = self.output_fields_group.layout()
i = 0
def toggle_result_field(field, checked):
self.result_fields[field.name] = field, checked
result_fields = config.result_fields
if checked:
if field.name not in config.result_fields:
result_fields.append(field.name)
elif field.name in config.result_fields:
result_fields.remove(field.name)
# set to trigger auto-write
config.result_fields = result_fields
# selectable optional result fields
for field, active in self.result_fields.values():
if field.optional:
label = field.alias.replace(' laut Dienst', '')
check = QCheckBox(label)
checked = field.name in config.result_fields
check.setChecked(checked)
self.result_fields[field.name] = field, checked
check.toggled.connect(
lambda state, f=field: toggle_result_field(f, state))
grid.addWidget(check, i // 2, i % 2)
i += 1
def apply_output_style(self):
'''
apply currently set style file to current output layer
'''
layer = self.output.layer if self.output else None
if not layer:
return
self.canvas.refresh()
layer.loadNamedStyle(config.output_style)
for field, active in self.result_fields.values():
idx = field.idx(layer)
layer.setFieldAlias(idx, field.alias)
if self.label_field_name:
self.apply_label()
def apply_label(self):
'''
apply the label of the currently selected label field to the output
layer
'''
layer = self.input.layer if self.input else None
if not layer:
return
self.label_field_name = self.label_field_combo.currentData()
self.label_cache[layer.id] = self.label_field_name
layer = self.output.layer if self.output else None
if not layer:
return
if not self.label_field_name:
layer.setLabelsEnabled(False)
layer.reload()
return
layer.setLabelsEnabled(True)
labeling = layer.labeling()
if not labeling:
settings = QgsPalLayerSettings()
settings.enabled = True
buffer = QgsTextBufferSettings()
buffer.setEnabled(True)
buffer.setSize(0.8)
text_format = QgsTextFormat()
text_format.setBuffer(buffer)
text_format.setSize(8)
settings.setFormat(text_format)
labeling = QgsVectorLayerSimpleLabeling(settings)
settings = labeling.settings()
settings.fieldName = self.label_field_name
labeling.setSettings(settings)
layer.setLabeling(labeling)
layer.reload()
def toggle_start_button(self):
'''
enable start button if all inputs are made and valid, else disable
'''
enable = (self.input is not None and self.valid_bkg_key
and self.field_map is not None
and self.field_map.count_active() > 0)
self.request_start_button.setEnabled(enable)
def check_rs(self, rs: str) -> bool:
'''
validate the given "Regionalschlüssel"
Parameters
----------
rs: str
"Regionalschlüssel" to validate
Returns
-------
bool
True if valid, False if not valid
'''
if not rs:
return False
regex = '^[01]\d{0,11}\*?$'
return re.match(regex, rs) is not None
def setup_crs(self):
'''
request service-url for available crs and populate crs-combobox with
retrieved values
'''
self.uuid_group.setEnabled(False)
self.request_start_button.setEnabled(False)
current_crs = self.output_projection_combo.currentData()
self.output_projection_combo.clear()
# fill crs combo
url = config.api_url if config.use_api_url else None
success, msg, available_crs = BKGGeocoder.get_crs(key=config.api_key,
url=url)
self.key_error_label.setText(msg)
self.key_error_label.setVisible(not success)
self.valid_bkg_key = success
self.toggle_start_button()
for code, name in available_crs:
self.output_projection_combo.addItem(f'{name} ({code})', code)
if current_crs:
idx = self.output_projection_combo.findData(current_crs)
self.output_projection_combo.setCurrentIndex(idx)
self.uuid_group.setEnabled(True)
def inspect_results(self, feature_id: int):
'''
open inspect dialog with results listed for feature with given id of
current output-layer
Parameters
----------
feature_id : int
id of the feature to inspect the results of
'''
layer = self.output.layer if self.output else None
if not layer:
return
# get the results for given feature id from the cache
results = self.result_cache.get((layer.id(), feature_id), None)
# ToDo: warning dialog or pass it to results diag and show warning there
if not results:
return
# close dialog if there is already one opened
if self.inspect_dialog:
self.inspect_dialog.close()
feature = layer.getFeature(feature_id)
# fields and their values that were active during search are shown
# in dialog
review_fields = [
f for f in self.field_map.fields() if self.field_map.active(f)
]
label = (feature.attribute(self.label_field_name)
if self.label_field_name else '')
self.inspect_dialog = InspectResultsDialog(
feature,
results,
self.canvas,
preselect=feature.attribute(self.result_fields['i'][0].field_name),
parent=self,
crs=layer.crs().authid(),
review_fields=review_fields,
label=label,
text_field=self.result_fields['text'][0].field_name)
accepted = self.inspect_dialog.show()
# set picked result when user accepted
if accepted:
self.set_bkg_result(feature,
self.inspect_dialog.result,
i=self.inspect_dialog.i,
set_edited=True)
self.canvas.refresh()
self.inspect_dialog = None
def inspect_neighbours(self, feature_id: int, point: QgsPointXY):
'''
reverse geocode given point, open dialog to pick result from and apply
user choice to given dragged feature
Parameters
----------
feature_id : int
id of the feature to set the reverse geocoding results to,
was most likely dragged by user to new position
point : QgsPointXY
the position the feature was dragged to
'''
layer = self.output.layer if self.output else None
if not layer:
return
layer.startEditing()
dragged_feature = layer.getFeature(feature_id)
prev_dragged_id = (self._dragged_feature.id()
if self._dragged_feature else None)
if feature_id != prev_dragged_id:
if self.reverse_dialog:
self.reverse_dialog.close()
# reset geometry of previously dragged feature
if prev_dragged_id is not None:
layer.changeGeometry(prev_dragged_id, self._init_drag_geom)
# remember initial geometry because geometry of dragged feature
# will be changed in place
self._init_drag_geom = dragged_feature.geometry()
self._dragged_feature = dragged_feature
crs = layer.crs().authid()
url = config.api_url if config.use_api_url else None
output_crs = layer.crs()
# point geometry originates from clicking on canvas ->
# transform into crs of feature
transform = QgsCoordinateTransform(
self.canvas.mapSettings().destinationCrs(), output_crs,
QgsProject.instance())
current_geom = QgsGeometry.fromPointXY(transform.transform(point))
# apply the geometry to the feature
layer.changeGeometry(feature_id, current_geom)
# request feature again, otherwise geometry remains be unchanged
dragged_feature = layer.getFeature(feature_id)
bkg_geocoder = BKGGeocoder(key=config.api_key,
crs=crs,
url=url,
logic_link=config.logic_link)
rev_geocoding = ReverseGeocoding(bkg_geocoder, [dragged_feature],
parent=self)
def error(msg, level):
self.log(msg, debug_only=True, level=level)
QMessageBox.information(self, 'Fehler', msg)
rev_geocoding.error.connect(lambda msg: error(msg, Qgis.Critical))
rev_geocoding.warning.connect(lambda msg: error(msg, Qgis.Warning))
rev_geocoding.message.connect(
lambda msg: self.log(msg, debug_only=True))
def done(feature, r):
'''open dialog / set results when reverse geocoding is done'''
results = r.json()['features']
# only one opened dialog at a time
if not self.reverse_dialog:
review_fields = [
f for f in self.field_map.fields()
if self.field_map.active(f)
]
# remember the initial geometry
self._init_rev_geom = feature.geometry()
label = (feature.attribute(self.label_field_name)
if self.label_field_name else '')
self.reverse_dialog = ReverseResultsDialog(
feature,
results,
self.canvas,
review_fields=review_fields,
parent=self,
crs=output_crs.authid(),
label=label,
text_field=self.result_fields['text'][0].field_name)
accepted = self.reverse_dialog.show()
if accepted:
result = self.reverse_dialog.result
# apply the geometry of the selected result
# (no result is selected -> geometry of dragged point is
# kept)
if result:
result['properties']['score'] = 1
self.set_bkg_result(
feature,
result,
i=-1,
set_edited=True,
geom_only=self.reverse_dialog.geom_only
#,apply_adress=not self.reverse_dialog.geom_only
)
self.result_fields['manuell_bearbeitet'][0].set_value(
layer, feature_id, True)
else:
# reset the geometry if rejected
try:
layer.changeGeometry(self._dragged_feature.id(),
self._init_drag_geom)
# catch error when quitting QGIS with dialog opened
# (layer is already deleted at this point)
except RuntimeError:
pass
self._dragged_feature = None
self.canvas.refresh()
self.reverse_dialog = None
self.reverse_picker.reset()
else:
# workaround for updating the feature position inside
# the dialog
self.reverse_dialog.feature.setGeometry(current_geom)
# update the result options in the dialog
self.reverse_dialog.update_results(results)
# do the actual reverse geocoding
rev_geocoding.feature_done.connect(done)
rev_geocoding.start()
def show_attribute_table(self):
'''
open the QGIS attribute table for current output layer
'''
layer = self.output.layer
if not self.output.layer:
return
self.iface.showAttributeTable(layer)
def unregister_layers(self, layer_ids: List[str]):
'''
removes all cached relations to given layers and resets output or
input if they are part of the given layer list
Parameters
----------
layer_ids : list
list of ids of layers to unregister
'''
io_removed = False
for layer_id in layer_ids:
self.field_map_cache.pop(layer_id, None)
self.label_cache.pop(layer_id, None)
# remove results if layer was output layer
if layer_id in self.output_layer_ids:
self.output_layer_ids.remove(layer_id)
remove_keys = [
k for k in self.result_cache.keys() if k[0] == layer_id
]
for k in remove_keys:
self.result_cache.pop(k)
# current output layer removed -> reset ui
if self.output and layer_id == self.output.id:
self.reset_output()
io_removed = True
self.log(
'Ergebnisse wurden zurückgesetzt, da der '
'Ergebnislayer entfernt wurde.',
level=Qgis.Warning)
if self.input and layer_id == self.input.id:
self.input = None
io_removed = True
self.field_map = None
clear_layout(self.parameter_grid)
if io_removed and self.geocoding:
self.geocoding.kill()
self.log(
'Eingabe-/Ausgabelayer wurden während des '
'Geocodings gelöscht. Breche ab...',
level=Qgis.Critical)
def reset_output(self):
'''
resets the current output to none and disables UI elements connected
to the results
'''
self.output = None
self.reverse_picker_button.setEnabled(False)
self.inspect_picker_button.setEnabled(False)
self.export_csv_button.setEnabled(False)
self.attribute_table_button.setEnabled(False)
self.reverse_picker.set_active(False)
self.inspect_picker.set_active(False)
if self.inspect_dialog:
self.inspect_dialog.close()
if self.reverse_dialog:
self.reverse_dialog.close()
def export_csv(self):
'''
open the QGIS export dialog
'''
layer = self.output.layer if self.output else None
if not layer:
return
self.iface.setActiveLayer(layer)
actions = self.iface.layerMenu().actions()
for action in actions:
if action.objectName() == 'mActionLayerSaveAs':
break
action.trigger()
def import_csv(self):
'''
open the QGIS import dialog with CSV preselected
'''
actions = self.iface.addLayerMenu().actions()
for action in actions:
if action.objectName() == 'mActionAddDelimitedText':
break
action.trigger()
def unload(self):
pass
def closeEvent(self, event):
'''
override, emit closing signal
'''
self.reverse_picker.set_active(False)
self.inspect_picker.set_active(False)
self.iface.removeDockWidget(self)
self.closingWidget.emit()
event.accept()
def show(self):
'''
open this widget
'''
# dock widget has to start docked
self.iface.addDockWidget(Qt.LeftDockWidgetArea, self)
# undock it immediately and resize to content
self.setFloating(True)
# switch to config tab to update min size of dock widget
# otherwise widget tends to be have a very high height (as if all
# config groups are expanded)
self.tab_widget.setCurrentIndex(1)
height = self.config_request_output_tab.layout().minimumSize().height()
# set a fixed position, otherwise it is floating in a weird position
self.setGeometry(500, 500, self.sizeHint().width(), height + 100)
# switch back to input tab
self.tab_widget.setCurrentIndex(0)
# for some reason the height is ignored when setting geometry when
# calling show() the first time
self.resize(self.sizeHint().width(), max(height + 100, 500))
def add_background(self):
# load background maps on opening plugin
bg_grey = TopPlusOpen(groupname='Hintergrundkarten',
greyscale=True,
crs='EPSG:25832') #config.projection)
bg_grey.draw('TopPlusOpen Graustufen (bkg.bund.de)', checked=True)
bg_osm = TopPlusOpen(groupname='Hintergrundkarten',
crs='EPSG:25832') #crs=config.projection)
bg_osm.draw('TopPlusOpen (bkg.bund.de)', checked=False)
for layer in [bg_osm, bg_grey]:
layer.layer.setTitle(
'© Bundesamt für Kartographie und Geodäsie 2020, '
'Datenquellen: https://sg.geodatenzentrum.de/web_public/'
'Datenquellen_TopPlus_Open.pdf')
def log(self, text: str, level: int = Qgis.Info, debug_only=False):
'''
display given text in the log section
Parameters
----------
text : str
the text to display in the log
color : int, optional
the qgis message level, defaults to Info
'''
color = 'black' if level == Qgis.Info else 'red' \
if level == Qgis.Critical else 'orange'
# don't show debug messages in log section
if not debug_only:
self.log_edit.moveCursor(QTextCursor.End)
self.log_edit.insertHtml(
f'<span style="color: {color}">{text}</span><br>')
scrollbar = self.log_edit.verticalScrollBar()
scrollbar.setValue(scrollbar.maximum())
# always show critical messages in debug log, others only in debug mode
if level == Qgis.Critical or config.debug:
QgsMessageLog.logMessage(text, 'BKG Geocoder', level=level)
def change_layer(self, layer: QgsVectorLayer):
'''
sets given layer to being the input of the geocoding,
add field checks depending on given layer to UI and preset layer-related
UI elements
Parameters
----------
layer : QgsVectorLayer
the layer to change the UI to
'''
self.request_start_button.setEnabled(False)
if not layer:
return
# set layer combo to given layer if it is not set to it
if self.layer_combo.currentLayer().id() != layer.id():
idx = -1
for idx in range(len(self.layer_combo)):
if self.layer_combo.layer(idx).id() == layer.id():
break
self.layer_combo.setCurrentIndex(idx)
self.input = LayerWrapper(layer)
# layer can only be updated in place if it has a point geometry
if layer.wkbType() != QgsWkbTypes.Point:
self.update_input_layer_check.setChecked(False)
self.update_input_layer_check.setEnabled(False)
else:
self.update_input_layer_check.setEnabled(True)
# by default store results in selected layer if it is an output
# layer. otherwise use create a new output layer when geocoding
# (can be overridden by user)
self.update_input_layer_check.setChecked(
layer.id() in self.output_layer_ids)
# set selected encoding in combobox to encoding of layer
encoding = layer.dataProvider().encoding()
self.encoding_combo.blockSignals(True)
self.encoding_combo.setCurrentText(encoding)
self.encoding_combo.blockSignals(False)
# get field map with previous settings if layer was already used as
# input before
self.field_map = self.field_map_cache.get(layer.id(), None)
if not self.field_map or not self.field_map.valid(layer):
# if no field map was set yet, create it with the known BKG
# keywords
# ignore result fields (can't be mapped)
bkg_f = [
f[0].field_name_comp(layer)
for f in self.result_fields.values()
]
self.field_map = FieldMap(layer,
ignore=bkg_f,
keywords=BKGGeocoder.keywords)
self.field_map_cache[layer.id()] = self.field_map
# remove old widgets
clear_layout(self.parameter_grid)
# create a list of checkable items out of the fields of the layer
for i, field_name in enumerate(self.field_map.fields()):
checkbox = QCheckBox()
checkbox.setText(field_name)
# combobox for user-selection of a API-keyword matching the field
combo = QComboBox()
combo.addItem('Volltextsuche', None)
for key, (text, regex) in BKGGeocoder.keywords.items():
combo.addItem(text, key)
def checkbox_changed(state: bool, combo: QComboBox,
field_name: str):
checked = state != 0
self.field_map.set_active(field_name, checked)
combo.setEnabled(checked)
self.toggle_start_button()
# apply changes to field map and combobox on check-state change
checkbox.stateChanged.connect(
lambda s, c=combo, f=field_name: checkbox_changed(s, c, f))
# set initial check state
checkbox_changed(self.field_map.active(field_name), combo,
field_name)
def combo_changed(idx: int, combo: QComboBox, field_name: str):
self.field_map.set_keyword(field_name, combo.itemData(idx))
# apply changes field map when selecting different keyword
combo.currentIndexChanged.connect(
lambda i, c=combo, f=field_name: combo_changed(i, c, f))
# set initial combo index
cur_idx = combo.findData(self.field_map.keyword(field_name))
combo_changed(cur_idx, combo, field_name)
self.parameter_grid.addWidget(checkbox, i, 0)
self.parameter_grid.addWidget(combo, i, 1)
# initial state
checked = self.field_map.active(field_name)
keyword = self.field_map.keyword(field_name)
checkbox.setChecked(checked)
if keyword is not None:
combo_idx = combo.findData(keyword)
combo.setCurrentIndex(combo_idx)
combo.setEnabled(checked)
# label selection
self.label_field_combo.blockSignals(True)
self.label_field_combo.clear()
self.label_field_combo.addItem('kein Label')
aliases = {
f[0].field_name_comp(layer): f[0].alias
for f in self.result_fields.values()
}
for field in layer.fields():
field_name = field.name()
alias = aliases.get(field_name)
self.label_field_combo.addItem(alias or field_name, field_name)
self.label_field_combo.blockSignals(False)
# try to set prev. selected field
label_field = self.label_cache.get(layer.id())
if label_field is None and self.output and self.output.layer:
label_field = self.label_cache.get(self.output.id)
idx = self.label_field_combo.findData(label_field)
self.label_field_combo.setCurrentIndex(max(idx, 0))
self.toggle_start_button()
def set_encoding(self, encoding: str):
'''
set encoding of input layer and redraw the parameter section
Parameters
----------
encoding : str
the name of the encoding e.g. 'utf-8'
'''
layer = self.input.layer if self.input else None
if not layer:
return
layer.dataProvider().setEncoding(encoding)
layer.updateFields()
# repopulate fields
self.change_layer(layer)
def bkg_geocode(self):
'''
start geocoding of input layer with current settings
'''
layer = self.input.layer if self.input else None
if not layer:
return
self.progress_bar.setStyleSheet('')
self.reverse_picker_button.setEnabled(False)
self.inspect_picker_button.setEnabled(False)
self.export_csv_button.setEnabled(False)
self.attribute_table_button.setEnabled(False)
active_count = self.field_map.count_active()
if active_count == 0:
QMessageBox.information(
self, 'Fehler', (u'Es sind keine Adressfelder ausgewählt.\n\n'
u'Start abgebrochen...'))
return
rs = None
if self.use_rs_check.isChecked():
valid = self.check_rs(config.rs)
if not valid:
self.log(
'Der Regionalschlüssel ist ungültig und wird '
'ignoriert.',
level=Qgis.Warning)
else:
rs = config.rs
if config.selected_features_only:
features = layer.selectedFeatures()
# if no features are selected (or all should be taken in first place)
# -> take all features
if not config.selected_features_only or len(features) == 0:
features = list(layer.getFeatures())
# input layer is flagged as output layer
if self.update_input_layer_check.isChecked():
if layer.wkbType() != QgsWkbTypes.Point:
QMessageBox.information(
self, 'Fehler',
(u'Der Layer enthält keine Punktgeometrie. Daher können '
u'die Ergebnisse nicht direkt dem Layer hinzugefügt '
u'werden.\n'
u'Fügen Sie dem Layer eine Punktgeometrie hinzu oder '
u'deaktivieren Sie die Checkbox '
u'"Ausgangslayer aktualisieren".\n\n'
u'Start abgebrochen...'))
return
self.output = LayerWrapper(layer)
self.output.layer.setCrs(
QgsCoordinateReferenceSystem(config.projection))
# create output layer as a clone of input layer
else:
self.output = LayerWrapper(
clone_layer(layer,
name=f'{layer.name()}_ergebnisse',
crs=config.projection,
features=features))
QgsProject.instance().addMapLayer(self.output.layer, False)
# add output to same group as input layer
tree_layer = QgsProject.instance().layerTreeRoot().findLayer(layer)
group = tree_layer.parent()
group.insertLayer(0, self.output.layer)
self.output_layer_ids.append(self.output.id)
# cloned layer gets same mapping, it has the same fields
cloned_field_map = self.field_map.copy(layer=self.output.layer)
self.field_map_cache[self.output.id] = cloned_field_map
self.label_cache[self.output.id] =\
self.label_cache.get(layer.id())
# take features of output layer as input to match the ids of the
# geocoding
features = list(self.output.layer.getFeatures())
self.success_count = 0
self.feat_count = len(features)
self.apply_label()
layer.setReadOnly(True)
self.output.layer.setReadOnly(True)
area_wkt = None
if self.use_spatial_filter_check.isChecked():
spatial_layer = self.spatial_filter_combo.currentLayer()
if spatial_layer:
selected_only = self.spatial_selected_only_check.isChecked()
geometries = get_geometries(spatial_layer,
selected=selected_only,
crs=config.projection)
union = None
for geom in geometries:
union = geom if not union else union.combine(geom)
area_wkt = union.asWkt()
url = config.api_url if config.use_api_url else None
bkg_geocoder = BKGGeocoder(key=config.api_key,
crs=config.projection,
url=url,
logic_link=config.logic_link,
rs=rs,
area_wkt=area_wkt,
fuzzy=config.fuzzy)
self.geocoding = Geocoding(bkg_geocoder,
self.field_map,
features=features,
parent=self)
self.geocoding.message.connect(
lambda msg: self.log(msg, debug_only=True))
def feature_done(f, r):
label = f.attribute(self.label_field_name) \
if (self.label_field_name) else f'Feature {f.id()}'
results = r.json()['features']
message = (f'{label} -> <b>{len(results)} </b> Ergebnis(se)')
if len(results) > 0:
self.success_count += 1
self.log(message,
level=Qgis.Info if len(results) > 0 else Qgis.Warning)
self.output.layer.setReadOnly(False)
self.store_bkg_results(f, results)
self.output.layer.setReadOnly(True)
self.geocoding.progress.connect(self.progress_bar.setValue)
self.geocoding.feature_done.connect(feature_done)
self.geocoding.error.connect(
lambda msg: self.log(msg, level=Qgis.Critical))
self.geocoding.warning.connect(
lambda msg: self.log(msg, level=Qgis.Warning))
self.geocoding.finished.connect(self.geocoding_done)
self.inspect_picker.set_layer(self.output.layer)
self.reverse_picker.set_layer(self.output.layer)
self.tab_widget.setCurrentIndex(2)
# add active result fields if they are not already part of the layer
add_fields = [
f[0].to_qgs_field() for f in self.result_fields.values()
if f[1] and f[0].idx(layer) < 0
]
self.output.layer.dataProvider().addAttributes(add_fields)
self.output.layer.updateFields()
self.apply_output_style()
self.request_start_button.setVisible(False)
self.request_stop_button.setVisible(True)
self.log(f'<br>Starte Geokodierung <b>{layer.name()}</b>')
self.start_time = datetime.datetime.now()
self.timer.start(1000)
if config.load_background:
self.add_background()
self.geocoding.start()
def update_timer(self):
'''
update the timer counting the time since starting the geocoding
'''
delta = datetime.datetime.now() - self.start_time
h, remainder = divmod(delta.seconds, 3600)
m, s = divmod(remainder, 60)
timer_text = '{:02d}:{:02d}:{:02d}'.format(h, m, s)
self.elapsed_time_label.setText(timer_text)
def geocoding_done(self, success: bool):
'''
update UI when geocoding is done
Parameters
----------
success : bool
whether the geocoding was run successfully without errors or not
'''
self.geocoding = None
if not self.input or not self.output:
return
self.input.layer.setReadOnly(False)
self.output.layer.setReadOnly(False)
if success:
self.log(f'Geokodierung von {self.feat_count} '
'Feature(s) abgeschlossen.')
fail_count = self.feat_count - self.success_count
if fail_count:
self.log(f'{fail_count} Feature(s) lieferten keine Ergebnisse',
level=Qgis.Warning
if fail_count < self.feat_count else Qgis.Critical)
else:
self.progress_bar.setStyleSheet(
'QProgressBar::chunk {background-color: red;}')
# select output layer as current layer
self.layer_combo.setLayer(self.output.layer)
# zoom to extent of results
extent = self.output.layer.extent()
if not extent.isEmpty():
transform = QgsCoordinateTransform(
self.output.layer.crs(),
self.canvas.mapSettings().destinationCrs(),
QgsProject.instance())
self.canvas.setExtent(transform.transform(extent))
self.canvas.zoomByFactor(1.2)
self.canvas.refresh()
self.output.layer.reload()
self.timer.stop()
# update the states of the buttons
self.request_start_button.setVisible(True)
self.request_stop_button.setVisible(False)
self.reverse_picker_button.setEnabled(True)
self.inspect_picker_button.setEnabled(True)
self.export_csv_button.setEnabled(True)
self.attribute_table_button.setEnabled(True)
def store_bkg_results(self, feature: QgsFeature, results: List[dict]):
'''
store the results (geojson features) per feature in the result cache
Parameters
----------
feature : QgsFeature
the feature to store the results for
results : list
the geojson feature list of all matches returned by the BKG geocoder
'''
if not self.output:
return
if results:
results.sort(key=lambda x: x['properties']['score'], reverse=True)
best = results[0]
else:
best = None
self.result_cache[self.output.id, feature.id()] = results
self.set_bkg_result(feature, best, i=0, n_results=len(results))
def set_bkg_result(self,
feature: QgsFeature,
result: dict,
i: int = -1,
n_results: int = None,
geom_only: bool = False,
set_edited: bool = False): #, apply_adress=False):
'''
set result of BKG geocoding to given feature of current output layer (
including properties 'typ', 'text', 'score', 'treffer' and the geometry)
Parameters
----------
feature : QgsFeature
the feature to set the result to
result : dict
the geojson response of the BKG geocoder whose attributes to apply
to the feature
i : int, optional
the index of the result in the list, -1 to indicate it is not in the
list, defaults to not in results list
n_results : int, optional
number of results returned by the BKG geocoder in total,
defaults to None
geom_only : bool, optional
only apply the geometry of the result to the feature, defaults to
applying all atributes
set_edited : bool, optional
mark feature as manually edited, defaults to mark as not edited
'''
layer = self.output.layer if self.output else None
if not layer:
return
if not layer.isEditable():
layer.startEditing()
feat_id = feature.id()
if result:
coords = result['geometry']['coordinates']
geom = QgsGeometry.fromPointXY(QgsPointXY(coords[0], coords[1]))
properties = result['properties']
layer.changeGeometry(feat_id, geom)
if not geom_only:
# apply all result properties if corresponding field is
# available and active
for rf, active in self.result_fields.values():
if not active:
continue
value = properties.get(rf.name, None)
if value is not None:
rf.set_value(layer, feat_id, value)
if n_results:
self.result_fields['n_results'][0].set_value(
layer, feat_id, n_results)
self.result_fields['i'][0].set_value(layer, feat_id, i)
else:
for rf, active in self.result_fields.values():
if active:
rf.set_value(layer, feat_id, None)
layer.changeGeometry(feat_id, QgsGeometry())
self.result_fields['manuell_bearbeitet'][0].set_value(
layer, feat_id, set_edited)
layer.commitChanges()
def show_help(self, tag: str = ''):
'''
open help website in browser
Parameters
----------
tag : str
anchor of help page to jump to on opening the help website,
defaults to open first page
'''
url = HELP_URL
if tag:
url += f'#{tag}'
webbrowser.open(url, new=0)
def show_about(self):
'''
show information about plugin in dialog
'''
about = Dialog(ui_file='about.ui', parent=self)
about.version_label.setText(str(VERSION))
about.show()
class QtWaitingSpinner(QWidget):
mColor = QColor(Qt.black)
mRoundness = 120.0
mMinimumTrailOpacity = 25.0
mTrailFadePercentage = 60.0
mRevolutionsPerSecond = 1.0
mNumberOfLines = 20
mLineLength = 20
mLineWidth = 2
mInnerRadius = 60
mCurrentCounter = 0
mIsSpinning = False
def __init__(self,
parent=None,
centerOnParent=True,
disableParentWhenSpinning=True,
*args,
**kwargs):
QWidget.__init__(self, parent=parent, *args, **kwargs)
self.mCenterOnParent = centerOnParent
self.mDisableParentWhenSpinning = disableParentWhenSpinning
self.initialize()
def initialize(self):
self.timer = QTimer(self)
self.timer.timeout.connect(self.rotate)
self.updateSize()
self.updateTimer()
self.hide()
@pyqtSlot()
def rotate(self):
self.mCurrentCounter += 1
if self.mCurrentCounter > self.numberOfLines():
self.mCurrentCounter = 0
self.update()
def updateSize(self):
size = (self.mInnerRadius + self.mLineLength) * 2
self.setFixedSize(size, size)
def updateTimer(self):
self.timer.setInterval(
1000 / (self.mNumberOfLines * self.mRevolutionsPerSecond))
seconds = 1000 / (self.mNumberOfLines * self.mRevolutionsPerSecond)
def updatePosition(self):
if self.parentWidget() and self.mCenterOnParent:
self.move(self.parentWidget().width() / 2 - self.width() / 2,
self.parentWidget().height() / 2 - self.height() / 2)
def lineCountDistanceFromPrimary(self, current, primary, totalNrOfLines):
distance = primary - current
if distance < 0:
distance += totalNrOfLines
return distance
def currentLineColor(self, countDistance, totalNrOfLines, trailFadePerc,
minOpacity, color):
if countDistance == 0:
return color
minAlphaF = minOpacity / 100.0
distanceThreshold = ceil((totalNrOfLines - 1) * trailFadePerc / 100.0)
if countDistance > distanceThreshold:
color.setAlphaF(minAlphaF)
else:
alphaDiff = self.mColor.alphaF() - minAlphaF
gradient = alphaDiff / distanceThreshold + 1.0
resultAlpha = color.alphaF() - gradient * countDistance
resultAlpha = min(1.0, max(0.0, resultAlpha))
color.setAlphaF(resultAlpha)
return color
def paintEvent(self, event):
self.updatePosition()
painter = QPainter(self)
painter.fillRect(self.rect(), Qt.transparent)
painter.setRenderHint(QPainter.Antialiasing, True)
if self.mCurrentCounter > self.mNumberOfLines:
self.mCurrentCounter = 0
painter.setPen(Qt.NoPen)
for i in range(self.mNumberOfLines):
painter.save()
painter.translate(self.mInnerRadius + self.mLineLength,
self.mInnerRadius + self.mLineLength)
rotateAngle = 360.0 * i / self.mNumberOfLines
painter.rotate(rotateAngle)
painter.translate(self.mInnerRadius, 0)
distance = self.lineCountDistanceFromPrimary(
i, self.mCurrentCounter, self.mNumberOfLines)
color = self.currentLineColor(distance, self.mNumberOfLines,
self.mTrailFadePercentage,
self.mMinimumTrailOpacity,
self.mColor)
painter.setBrush(color)
painter.drawRoundedRect(
QRect(0, -self.mLineWidth // 2, self.mLineLength,
self.mLineLength), self.mRoundness, Qt.RelativeSize)
painter.restore()
def start(self):
self.updatePosition()
self.mIsSpinning = True
self.show()
if self.parentWidget() and self.mDisableParentWhenSpinning:
self.parentWidget().setEnabled(False)
if not self.timer.isActive():
self.timer.start()
self.mCurrentCounter = 0
def stop(self):
self.mIsSpinning = False
self.hide()
if self.parentWidget() and self.mDisableParentWhenSpinning:
self.parentWidget().setEnabled(True)
if self.timer.isActive():
self.timer.stop()
self.mCurrentCounter = 0
def setNumberOfLines(self, lines):
self.mNumberOfLines = lines
self.updateTimer()
def setLineLength(self, length):
self.mLineLength = length
self.updateSize()
def setLineWidth(self, width):
self.mLineWidth = width
self.updateSize()
def setInnerRadius(self, radius):
self.mInnerRadius = radius
self.updateSize()
def color(self):
return self.mColor
def roundness(self):
return self.mRoundness
def minimumTrailOpacity(self):
return self.mMinimumTrailOpacity
def trailFadePercentage(self):
return self.mTrailFadePercentage
def revolutionsPersSecond(self):
return self.mRevolutionsPerSecond
def numberOfLines(self):
return self.mNumberOfLines
def lineLength(self):
return self.mLineLength
def lineWidth(self):
return self.mLineWidth
def innerRadius(self):
return self.mInnerRadius
def isSpinning(self):
return self.mIsSpinning
def setRoundness(self, roundness):
self.mRoundness = min(0.0, max(100, roundness))
def setColor(self, color):
self.mColor = color
def setRevolutionsPerSecond(self, revolutionsPerSecond):
self.mRevolutionsPerSecond = revolutionsPerSecond
self.updateTimer()
def setTrailFadePercentage(self, trail):
self.mTrailFadePercentage = trail
def setMinimumTrailOpacity(self, minimumTrailOpacity):
self.mMinimumTrailOpacity = minimumTrailOpacity
class AdjustmentDialog(QDialog, Ui_AdjustmentDialogUI):
"""
Dialog window that is shown after the optimization has successfully run
through. Users can change the calculated cable layout by changing pole
position, height, angle and the properties of the cable line. The cable
line is then recalculated and the new layout is shown in a plot.
"""
def __init__(self, interface, confHandler):
"""
:type confHandler: configHandler.ConfigHandler
"""
QDialog.__init__(self, interface.mainWindow())
self.iface = interface
# Management of Parameters and settings
self.confHandler = confHandler
self.confHandler.setDialog(self)
self.profile = self.confHandler.project.profile
self.poles = self.confHandler.project.poles
# Max distance the anchors can move away from initial position
self.anchorBuffer = self.confHandler.project.heightSource.buffer
# Load data
self.originalData = {}
self.result = {}
self.cableline = {}
self.status = None
self.doReRun = False
# Setup GUI from UI-file
self.setupUi(self)
self.drawTool = MapMarkerTool(self.iface.mapCanvas())
# Create plot
self.plot = AdjustmentPlot(self)
# Pan/Zoom tools for plot, pan already active
tbar = MyNavigationToolbar(self.plot, self)
tbar.pan()
self.plot.setToolbar(tbar)
self.plotLayout.addWidget(self.plot)
self.plotLayout.addWidget(tbar,
alignment=Qt.AlignHCenter | Qt.AlignTop)
# Fill tab widget with data
self.poleLayout = CustomPoleWidget(self.tabPoles, self.poleVGrid,
self.poles)
# self.poleLayout.sig_zoomIn.connect(self.zoomToPole)
# self.poleLayout.sig_zoomOut.connect(self.zoomOut)
self.poleLayout.sig_createPole.connect(self.addPole)
self.poleLayout.sig_updatePole.connect(self.updatePole)
self.poleLayout.sig_deletePole.connect(self.deletePole)
# Threshold (thd) tab
thdTblSize = [5, 6]
self.thdLayout = AdjustmentDialogThresholds(self, thdTblSize)
self.thdLayout.sig_clickedRow.connect(self.showThresholdInPlot)
self.selectedThdRow = None
self.thdUpdater = ThresholdUpdater(self.thdLayout, thdTblSize,
self.showThresholdInPlot)
self.paramLayout = AdjustmentDialogParams(self,
self.confHandler.params)
# Project header
self.prHeaderFields = {
'PrVerf': self.fieldPrVerf,
'PrNr': self.fieldPrNr,
'PrGmd': self.fieldPrGmd,
'PrWald': self.fieldPrWald,
'PrBemerkung': self.fieldPrBemerkung,
}
# Thread for instant recalculation when poles or parameters are changed
self.timer = QTimer()
self.configurationHasChanged = False
self.isRecalculating = False
self.unsavedChanges = True
# Save dialog
self.saveDialog = DialogOutputOptions(self, self.confHandler)
# Connect signals
self.btnClose.clicked.connect(self.onClose)
self.btnSave.clicked.connect(self.onSave)
self.btnBackToStart.clicked.connect(self.onReturnToStart)
for field in self.prHeaderFields.values():
field.textChanged.connect(self.onPrHeaderChanged)
self.infoQ.clicked.connect(self.onShowInfoFieldQ)
# noinspection PyMethodMayBeStatic
def tr(self, message, **kwargs):
"""Get the translation for a string using Qt translation API.
We implement this ourselves since we do not inherit QObject.
:param message: String for translation.
:type message: str, QString
:returns: Translated version of message.
:rtype: QString
Parameters
----------
**kwargs
"""
# noinspection PyTypeChecker,PyArgumentList,PyCallByClass
return QCoreApplication.translate(type(self).__name__, message)
def loadData(self, pickleFile):
""" Is used to load testdata from pickl object in debug mode """
f = open(pickleFile, 'rb')
dump = pickle.load(f)
f.close()
self.poles.poles = dump['poles']
self.initData(dump, 'optiSuccess')
def initData(self, result, status):
if not result:
self.close()
# Save original data from optimization
self.originalData = result
# result properties: cable line, optSTA, force, optLen, optLen_arr,
# duration
self.result = result
# Algorithm was skipped, no optimized solution
if status in ['jumpedOver', 'savedFile']:
try:
params = self.confHandler.params.getSimpleParameterDict()
cableline, force, \
seil_possible = preciseCable(params, self.poles,
self.result['optSTA'])
self.result['cableline'] = cableline
self.result['force'] = force
except Exception as e:
QMessageBox.critical(
self,
self.tr('Unerwarteter Fehler '
'bei Berechnung der Seillinie'), str(e),
QMessageBox.Ok)
return
self.cableline = self.result['cableline']
self.profile.updateProfileAnalysis(self.cableline)
self.updateRecalcStatus(status)
# Draw profile in diagram
self.plot.initData(self.profile.di_disp, self.profile.zi_disp,
self.profile.peakLoc_x, self.profile.peakLoc_z,
self.profile.surveyPnts)
self.plot.updatePlot(self.poles.getAsArray(), self.cableline)
# Create layout to modify poles
lowerDistRange = floor(-1 * self.anchorBuffer[0])
upperDistRange = floor(self.profile.profileLength +
self.anchorBuffer[1])
self.poleLayout.setInitialGui([lowerDistRange, upperDistRange])
# Fill in cable parameters
self.paramLayout.fillInParams()
# Fill in Threshold data
self.thdUpdater.update(
[
self.cableline['groundclear_rel'], # Distance cable - terrain
self.result['force']['MaxSeilzugkraft']
[0], # Max force on cable
self.result['force']['Sattelkraft_Total']
[0], # Max force on pole
self.result['force']
['Lastseilknickwinkel'], # Cable angle on pole
self.result['force']['Leerseilknickwinkel']
], # Cable angle on pole
self.confHandler.params,
self.poles,
(self.status in ['jumpedOver', 'savedFile']))
# Mark profile line and poles on map
self.updateLineOnMap()
self.addMarkerToMap()
# Fill in project header data
self.fillInPrHeaderData()
# Start Thread to recalculate cable line every 300 milliseconds
self.timer.timeout.connect(self.recalculate)
self.timer.start(300)
self.plot.zoomOut()
def zoomToPole(self, idx):
self.plot.zoomTo(self.poles.poles[idx])
self.plot.updatePlot(self.poles.getAsArray(), self.cableline)
def zoomOut(self):
self.plot.zoomOut()
self.plot.updatePlot(self.poles.getAsArray(), self.cableline)
def updatePole(self, idx, property_name, newVal):
prevAnchorA = self.poles.hasAnchorA is True
prevAnchorE = self.poles.hasAnchorE is True
self.poles.update(idx, property_name, newVal)
# Update markers on map
for i, pole in enumerate(self.poles.poles):
if pole['active']:
self.updateMarkerOnMap(i)
self.updateLineOnMap()
# Update anchors
self.updateAnchorState(prevAnchorA, prevAnchorE)
# self.plot.zoomTo(self.poles.poles[idx])
self.poleLayout.changeRow(idx, property_name, newVal, prevAnchorA,
prevAnchorE)
if property_name == 'name':
# No redraw when user only changes name
return
self.plot.updatePlot(self.poles.getAsArray(), self.cableline)
self.configurationHasChanged = True
def addPole(self, idx):
newPoleIdx = idx + 1
self.poles.add(newPoleIdx, None, manually=True)
self.poleLayout.addRow(newPoleIdx)
self.addMarkerToMap(newPoleIdx)
# self.plot.zoomOut()
self.plot.updatePlot(self.poles.getAsArray(), self.cableline)
self.configurationHasChanged = True
def deletePole(self, idx):
self.poles.delete(idx)
self.poleLayout.deleteRow(idx)
self.drawTool.removeMarker(idx)
# self.plot.zoomOut()
self.plot.updatePlot(self.poles.getAsArray(), self.cableline)
self.configurationHasChanged = True
def updateAnchorState(self, prevAnchorA, prevAnchorE):
"""Update anchor markers on map: depending on nature of pole change,
anchors can be activated or deactivated in self.poles.update."""
if prevAnchorA is not self.poles.hasAnchorA:
idxA = 0
if self.poles.hasAnchorA:
# Anchor A was activated
point = [
self.poles.poles[0]['coordx'],
self.poles.poles[0]['coordy']
]
self.drawTool.showMarker(point, idxA, 'anchor')
else:
# Anchor A was deactivated
self.drawTool.hideMarker(idxA)
if prevAnchorE is not self.poles.hasAnchorE:
idxE = len(self.poles.poles) - 1
if self.poles.hasAnchorE:
# Anchor E was activated
point = [
self.poles.poles[-1]['coordx'],
self.poles.poles[-1]['coordy']
]
self.drawTool.showMarker(point, idxE, 'anchor')
else:
# Anchor E was deactivated
self.drawTool.hideMarker(idxE)
def updateLineOnMap(self):
self.drawTool.updateLine(
[[self.poles.firstPole['coordx'], self.poles.firstPole['coordy']],
[self.poles.lastPole['coordx'], self.poles.lastPole['coordy']]],
drawMarker=False)
def addMarkerToMap(self, idx=-1):
# Mark all poles except anchors on map
if idx == -1:
for idx, pole in enumerate(self.poles.poles):
self.drawTool.drawMarker([pole['coordx'], pole['coordy']],
idx,
pointType=pole['poleType'],
firstPoint=(idx == self.poles.idxA))
if not pole['active']:
self.drawTool.hideMarker(idx)
else:
# Add a new pole to the map
pole = self.poles.poles[idx]
self.drawTool.drawMarker([pole['coordx'], pole['coordy']],
idx,
pointType=pole['poleType'])
def updateMarkerOnMap(self, idx):
point = [
self.poles.poles[idx]['coordx'], self.poles.poles[idx]['coordy']
]
self.drawTool.updateMarker(point, idx)
def updateOptSTA(self, newVal):
# Save new value to config Handler
self.confHandler.params.setOptSTA(newVal)
return str(self.confHandler.params.optSTA)
def onShowInfoFieldQ(self):
msg = self.tr('Erklaerung Gesamtlast')
QMessageBox.information(self, self.tr("Gesamtlast"), msg,
QMessageBox.Ok)
def updateCableParam(self):
self.configurationHasChanged = True
def onPrHeaderChanged(self):
self.unsavedChanges = True
def fillInPrHeaderData(self):
for key, val in self.confHandler.project.prHeader.items():
field = self.prHeaderFields[key]
if isinstance(field, QTextEdit):
field.setPlainText(val)
else:
field.setText(val)
def readoutPrHeaderData(self):
prHeader = {}
for key, field in self.prHeaderFields.items():
if isinstance(field, QTextEdit):
prHeader[key] = field.toPlainText()
else:
prHeader[key] = field.text()
self.confHandler.project.setPrHeader(prHeader)
def updateRecalcStatus(self, status):
self.status = status
color = None
green = '#b6ddb5'
yellow = '#f4e27a'
red = '#e8c4ca'
ico_path = os.path.join(os.path.dirname(__file__), 'icons')
if status == 'optiSuccess':
self.recalcStatus_txt.setText(
self.tr('Optimierung erfolgreich abgeschlossen'))
self.recalcStatus_ico.setPixmap(
QPixmap(os.path.join(ico_path, 'icon_green.png')))
elif status == 'liftsOff':
self.recalcStatus_txt.setText(
self.tr('Tragseil hebt bei mindestens einer Stuetze ab'))
self.recalcStatus_ico.setPixmap(
QPixmap(os.path.join(ico_path, 'icon_yellow.png')))
color = yellow
elif status == 'notComplete':
self.recalcStatus_txt.setText(
self.tr('Nicht genuegend Stuetzenstandorte bestimmbar'))
self.recalcStatus_ico.setPixmap(
QPixmap(os.path.join(ico_path, 'icon_yellow.png')))
color = yellow
elif status == 'jumpedOver':
self.recalcStatus_txt.setText(
self.tr('Stuetzen manuell platzieren'))
self.recalcStatus_ico.setPixmap(
QPixmap(os.path.join(ico_path, 'icon_green.png')))
color = yellow
elif status == 'savedFile':
self.recalcStatus_txt.setText(
self.tr('Stuetzen aus Projektdatei geladen'))
self.recalcStatus_ico.setPixmap(
QPixmap(os.path.join(ico_path, 'icon_green.png')))
color = yellow
elif status == 'cableSuccess':
self.recalcStatus_txt.setText(self.tr('Seillinie neu berechnet.'))
self.recalcStatus_ico.setPixmap(
QPixmap(os.path.join(ico_path, 'icon_green.png')))
elif status == 'cableError':
self.recalcStatus_txt.setText(self.tr('Fehler aufgetreten'))
self.recalcStatus_ico.setPixmap(
QPixmap(os.path.join(ico_path, 'icon_yellow.png')))
color = red
elif status == 'saveDone':
self.recalcStatus_txt.setText(self.tr('Ergebnisse gespeichert'))
self.recalcStatus_ico.setPixmap(
QPixmap(os.path.join(ico_path, 'icon_save.png')))
color = green
stylesheet = ''
if color:
stylesheet = f"background-color:{color};"
self.recalcStatus_txt.setStyleSheet(stylesheet)
def recalculate(self):
if not self.configurationHasChanged or self.isRecalculating:
return
self.isRecalculating = True
try:
params = self.confHandler.params.getSimpleParameterDict()
cableline, force, seil_possible = preciseCable(
params, self.poles, self.confHandler.params.optSTA)
except Exception as e:
self.updateRecalcStatus('cableError')
self.isRecalculating = False
self.configurationHasChanged = False
# TODO: Error handling when shape mismach
# QMessageBox.critical(self, 'Unerwarteter Fehler bei Neuberechnung '
# 'der Seillinie', str(e), QMessageBox.Ok)
return
self.cableline = cableline
self.result['force'] = force
# Ground clearance
self.profile.updateProfileAnalysis(self.cableline)
# Update Plot
self.plot.updatePlot(self.poles.getAsArray(), self.cableline)
# Update Threshold data
self.thdUpdater.update(
[
self.cableline['groundclear_rel'], # Distance cable - terrain
self.result['force']['MaxSeilzugkraft']
[0], # Max force on cable
self.result['force']['Sattelkraft_Total']
[0], # Max force on pole
self.result['force']
['Lastseilknickwinkel'], # Cable angle on pole
self.result['force']['Leerseilknickwinkel']
], # Cable angle on pole
self.confHandler.params,
self.poles,
(self.status in ['jumpedOver', 'savedFile']))
# cable line lifts off of pole
if not seil_possible:
self.updateRecalcStatus('liftsOff')
else:
self.updateRecalcStatus('cableSuccess')
self.configurationHasChanged = False
self.isRecalculating = False
self.unsavedChanges = True
def showThresholdInPlot(self, row=None):
"""This function is ether called by the Threshold updater when
the cable has been recalculated or when user clicks on a table row."""
# Click on row was emitted but row is already selected -> deselect
if row is not None and row == self.selectedThdRow:
# Remove markers from plot
self.plot.removeMarkers()
self.selectedThdRow = None
return
# There was no new selection but a redraw of the table was done, so
# current selection has to be added to the plot again
if row is None:
if self.selectedThdRow is not None:
row = self.selectedThdRow
# Nothing is selected at the moment
else:
return
location = self.thdUpdater.rows[row][5]['loc']
color = self.thdUpdater.rows[row][5]['color']
plotLabels = self.thdUpdater.plotLabels[row]
arrIdx = []
# Get index of horizontal distance so we know which height value to
# chose
for loc in location:
arrIdx.append(np.argwhere(self.profile.di_disp == loc)[0][0])
z = self.profile.zi_disp[arrIdx]
self.plot.showMarkers(location, z, plotLabels, color)
self.selectedThdRow = row
def onClose(self):
self.close()
def onReturnToStart(self):
self.readoutPrHeaderData()
self.doReRun = True
self.close()
def onSave(self):
self.saveDialog.doSave = False
self.saveDialog.exec()
if self.saveDialog.doSave:
self.readoutPrHeaderData()
self.confHandler.updateUserSettings()
self.createOutput()
self.unsavedChanges = False
def createOutput(self):
outputFolder = self.confHandler.getCurrentPath()
project = self.confHandler.project
projName = project.getProjectName()
outputLoc = createOutputFolder(os.path.join(outputFolder, projName))
updateWithCableCoordinates(self.cableline, project.points['A'],
project.azimut)
# Save project file
self.confHandler.saveSettings(
os.path.join(outputLoc,
self.tr('Projekteinstellungen') + '.json'))
# Create short report
if self.confHandler.getOutputOption('shortReport'):
generateShortReport(self.confHandler, self.result, projName,
outputLoc)
# Create technical report
if self.confHandler.getOutputOption('report'):
reportText = generateReportText(self.confHandler, self.result,
projName)
generateReport(reportText, outputLoc)
# Create plot
if self.confHandler.getOutputOption('plot'):
plotSavePath = os.path.join(outputLoc, self.tr('Diagramm.pdf'))
printPlot = AdjustmentPlot(self)
printPlot.initData(self.profile.di_disp, self.profile.zi_disp,
self.profile.peakLoc_x, self.profile.peakLoc_z,
self.profile.surveyPnts)
printPlot.updatePlot(self.poles.getAsArray(), self.cableline, True)
printPlot.printToPdf(plotSavePath, projName, self.poles.poles)
# Generate geo data
if self.confHandler.getOutputOption('geodata') \
or self.confHandler.getOutputOption('kml'):
# Put geo data in separate sub folder
savePath = os.path.join(outputLoc, 'geodata')
os.makedirs(savePath)
epsg = project.heightSource.spatialRef
geodata = organizeDataForExport(self.poles.poles, self.cableline)
if self.confHandler.getOutputOption('geodata'):
shapeFiles = exportToShape(geodata, epsg, savePath)
addToMap(shapeFiles, projName)
if self.confHandler.getOutputOption('kml'):
exportToKML(geodata, epsg, savePath)
# Generate coordinate tables
if self.confHandler.getOutputOption('coords'):
generateCoordTable(self.cableline, self.profile, self.poles.poles,
outputLoc)
self.updateRecalcStatus('saveDone')
def closeEvent(self, event):
if self.isRecalculating or self.configurationHasChanged:
return
if self.unsavedChanges:
msgBox = QMessageBox()
msgBox.setIcon(QMessageBox.Information)
msgBox.setWindowTitle(self.tr('Nicht gespeicherte Aenderungen'))
msgBox.setText(self.tr('Moechten Sie die Ergebnisse speichern?'))
msgBox.setStandardButtons(QMessageBox.Cancel | QMessageBox.No
| QMessageBox.Yes)
cancelBtn = msgBox.button(QMessageBox.Cancel)
cancelBtn.setText(self.tr("Abbrechen"))
noBtn = msgBox.button(QMessageBox.No)
noBtn.setText(self.tr("Nein"))
yesBtn = msgBox.button(QMessageBox.Yes)
yesBtn.setText(self.tr("Ja"))
msgBox.show()
msgBox.exec()
if msgBox.clickedButton() == yesBtn:
self.onSave()
self.drawTool.reset()
elif msgBox.clickedButton() == cancelBtn:
event.ignore()
return
elif msgBox.clickedButton() == noBtn:
self.drawTool.reset()
else:
self.drawTool.reset()
self.timer.stop()
class Downloader(QObject):
NOT_FOUND = 0
NO_ERROR = 0
TIMEOUT_ERROR = 4
UNKNOWN_ERROR = -1
replyFinished = pyqtSignal(str, int, int)
def __init__(self, parent=None):
QObject.__init__(self, parent)
self.queue = []
self.redirected_urls = {}
self.requestingUrls = []
self.replies = []
self.eventLoop = QEventLoop()
self.sync = False
self.fetchedFiles = {}
self.clearCounts()
self.timer = QTimer()
self.timer.setSingleShot(True)
self.timer.timeout.connect(self.fetchTimedOut)
# network settings
self.userAgent = "QuickMapServices tile layer (+https://github.com/nextgis/quickmapservices)"
self.max_connection = 4
self.default_cache_expiration = 24
self.errorStatus = Downloader.NO_ERROR
def clearCounts(self):
self.fetchSuccesses = 0
self.fetchErrors = 0
self.cacheHits = 0
def fetchTimedOut(self):
self.log("Downloader.timeOut()")
self.abort()
self.errorStatus = Downloader.TIMEOUT_ERROR
def abort(self):
# clear queue and abort sent requests
self.queue = []
self.timer.stop()
for reply in self.replies:
reply.abort()
self.errorStatus = Downloader.UNKNOWN_ERROR
def replyFinishedSlot(self):
reply = self.sender()
url = reply.request().url().toString()
self.log("replyFinishedSlot: %s" % url)
if not url in self.fetchedFiles:
self.fetchedFiles[url] = None
self.requestingUrls.remove(url)
self.replies.remove(reply)
isFromCache = 0
httpStatusCode = reply.attribute(QNetworkRequest.HttpStatusCodeAttribute)
if reply.error() == QNetworkReply.NoError:
if httpStatusCode == 301:
new_url = str(reply.rawHeader("Location"))
self.addToQueue(new_url, url)
else:
self.fetchSuccesses += 1
if reply.attribute(QNetworkRequest.SourceIsFromCacheAttribute):
self.cacheHits += 1
isFromCache = 1
elif not reply.hasRawHeader("Cache-Control"):
cache = QgsNetworkAccessManager.instance().cache()
if cache:
metadata = cache.metaData(reply.request().url())
# self.log("Expiration date: " + metadata.expirationDate().toString().encode("utf-8"))
if metadata.expirationDate().isNull():
metadata.setExpirationDate(
QDateTime.currentDateTime().addSecs(self.default_cache_expiration * 60 * 60))
cache.updateMetaData(metadata)
self.log(
"Default expiration date has been set: %s (%d h)" % (url, self.default_cache_expiration))
if reply.isReadable():
data = reply.readAll()
if self.redirected_urls.has_key(url):
url = self.redirected_urls[url]
self.fetchedFiles[url] = data
else:
qDebug("http status code: " + str(httpStatusCode))
# self.emit(SIGNAL('replyFinished(QString, int, int)'), url, reply.error(), isFromCache)
self.replyFinished.emit(url, reply.error(), isFromCache)
else:
if self.sync and httpStatusCode == 404:
self.fetchedFiles[url] = self.NOT_FOUND
self.fetchErrors += 1
if self.errorStatus == self.NO_ERROR:
self.errorStatus = self.UNKNOWN_ERROR
reply.deleteLater()
if debug_mode:
qDebug("queue: %d, requesting: %d" % (len(self.queue), len(self.requestingUrls)))
if len(self.queue) + len(self.requestingUrls) == 0:
# all replies have been received
if self.sync:
self.logT("eventLoop.quit()")
self.eventLoop.quit()
else:
self.timer.stop()
elif len(self.queue) > 0:
# start fetching the next file
self.fetchNext()
self.log("replyFinishedSlot End: %s" % url)
def fetchNext(self):
if len(self.queue) == 0:
return
url = self.queue.pop(0)
self.log("fetchNext: %s" % url)
request = QNetworkRequest(QUrl(url))
request.setRawHeader("User-Agent", self.userAgent)
reply = QgsNetworkAccessManager.instance().get(request)
reply.finished.connect(self.replyFinishedSlot)
self.requestingUrls.append(url)
self.replies.append(reply)
return reply
def fetchFiles(self, urlList, timeout_ms=0):
self.log("fetchFiles()")
self.sync = True
self.queue = []
self.redirected_urls = {}
self.clearCounts()
self.errorStatus = Downloader.NO_ERROR
self.fetchedFiles = {}
if len(urlList) == 0:
return self.fetchedFiles
for url in urlList:
self.addToQueue(url)
for i in range(self.max_connection):
self.fetchNext()
if timeout_ms > 0:
self.timer.setInterval(timeout_ms)
self.timer.start()
self.logT("eventLoop.exec_(): " + str(self.eventLoop))
self.eventLoop.exec_()
self.log("fetchFiles() End: %d" % self.errorStatus)
if timeout_ms > 0:
self.timer.stop()
return self.fetchedFiles
def addToQueue(self, url, redirected_from=None):
if url in self.queue:
return False
self.queue.append(url)
if redirected_from is not None:
self.redirected_urls[url] = redirected_from
return True
def queueCount(self):
return len(self.queue)
def finishedCount(self):
return len(self.fetchedFiles)
def unfinishedCount(self):
return len(self.queue) + len(self.requestingUrls)
def log(self, msg):
if debug_mode:
qDebug(msg)
def logT(self, msg):
if debug_mode:
qDebug("%s: %s" % (str(threading.current_thread()), msg))
def fetchFilesAsync(self, urlList, timeout_ms=0):
self.log("fetchFilesAsync()")
self.sync = False
self.queue = []
self.clearCounts()
self.errorStatus = Downloader.NO_ERROR
self.fetchedFiles = {}
if len(urlList) == 0:
return self.fetchedFiles
for url in urlList:
self.addToQueue(url)
for i in range(self.max_connection):
self.fetchNext()
if timeout_ms > 0:
self.timer.setInterval(timeout_ms)
self.timer.start()
class AutoSuggest(QObject):
def __init__(self, geturl_func, parseresult_func, parent = None):
QObject.__init__(self, parent)
self.geturl_func = geturl_func
self.parseresult_func = parseresult_func
self.editor = parent
self.networkManager = QNetworkAccessManager()
self.selectedObject = None
self.isUnloaded = False
self.popup = QTreeWidget(parent)
#self.popup.setColumnCount(2)
self.popup.setColumnCount(1)
self.popup.setUniformRowHeights(True)
self.popup.setRootIsDecorated(False)
self.popup.setEditTriggers(QTreeWidget.NoEditTriggers)
self.popup.setSelectionBehavior(QTreeWidget.SelectRows)
self.popup.setFrameStyle(QFrame.Box | QFrame.Plain)
self.popup.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
self.popup.header().hide()
self.popup.installEventFilter(self)
self.popup.setMouseTracking(True)
#self.connect(self.popup, SIGNAL("itemClicked(QTreeWidgetItem*, int)"),
# self.doneCompletion)
self.popup.itemClicked.connect( self.doneCompletion )
self.popup.setWindowFlags(Qt.Popup)
self.popup.setFocusPolicy(Qt.NoFocus)
self.popup.setFocusProxy(parent)
self.timer = QTimer(self)
self.timer.setSingleShot(True)
self.timer.setInterval(500)
#self.connect(self.timer, SIGNAL("timeout()"), self.autoSuggest)
self.timer.timeout.connect( self.autoSuggest )
#self.connect(self.editor, SIGNAL("textEdited(QString)"), self.timer, SLOT("start()"))
#self.editor.textEdited.connect( self.timer.start )
self.editor.textEdited.connect( self.timer.start )
#self.editor.textChanged.connect( self.timer.start )
#self.connect(self.networkManager, SIGNAL("finished(QNetworkReply*)"),
# self.handleNetworkData)
self.networkManager.finished.connect( self.handleNetworkData )
def eventFilter(self, obj, ev):
if obj != self.popup:
return False
if ev.type() == QEvent.MouseButtonPress:
self.popup.hide()
self.editor.setFocus()
return True
if ev.type() == QEvent.KeyPress:
consumed = False
key = ev.key()
if key == Qt.Key_Enter or key == Qt.Key_Return:
self.doneCompletion()
consumed = True
elif key == Qt.Key_Escape:
self.editor.setFocus()
self.popup.hide()
consumed = True
elif key in (Qt.Key_Up, Qt.Key_Down, Qt.Key_Home, Qt.Key_End,
Qt.Key_PageUp, Qt.Key_PageDown):
pass
else:
self.editor.setFocus()
self.editor.event(ev)
self.popup.hide()
return consumed
return False
def showCompletion(self, rows):
# Rows is an iterable of tuples like [("text",object1),("text2", object2),...]
pal = self.editor.palette()
color = pal.color(QPalette.Disabled, QPalette.WindowText)
self.popup.setUpdatesEnabled(False)
self.popup.clear()
if rows is None or len( rows ) < 1:
return
for row in rows:
item = QTreeWidgetItem(self.popup)
item.setText(0, row[0])
#item.setText(1, hit['type'])
item.setTextAlignment(1, Qt.AlignRight)
item.setForeground(1, color)
item.setData(2, Qt.UserRole, (row[1],)) # Try immutable py obj #http://stackoverflow.com/questions/9257422/how-to-get-the-original-python-data-from-qvariant
self.popup.setCurrentItem(self.popup.topLevelItem(0))
self.popup.resizeColumnToContents(0)
#self.popup.resizeColumnToContents(1)
self.popup.adjustSize()
self.popup.setUpdatesEnabled(True)
h = self.popup.sizeHintForRow(0) * min(15, len(rows)) + 3
w = max(self.popup.width(), self.editor.width())
self.popup.resize(w, h)
self.popup.move(self.editor.mapToGlobal(QPoint(0, self.editor.height())))
self.popup.setFocus()
self.popup.show()
def doneCompletion(self):
self.timer.stop()
self.popup.hide()
self.editor.setFocus()
item = self.popup.currentItem()
if item:
self.editor.setText(item.text(0) )
obj = item.data(2, Qt.UserRole) #.toPyObject()
self.selectedObject = obj[0]
e = QKeyEvent(QEvent.KeyPress, Qt.Key_Enter, Qt.NoModifier)
QApplication.postEvent(self.editor, e)
e = QKeyEvent(QEvent.KeyRelease, Qt.Key_Enter, Qt.NoModifier)
QApplication.postEvent(self.editor, e)
def preventSuggest(self):
self.timer.stop()
def autoSuggest(self):
term = self.editor.text()
if term:
qurl = self.geturl_func( term )
if qurl:
# TODO: Cancel existing requests: http://qt-project.org/forums/viewthread/18073
self.networkManager.get(QNetworkRequest( qurl )) #QUrl(url)))
def handleNetworkData(self, networkReply):
url = networkReply.url()
#print "received url:", url.toString()
if not networkReply.error():
response = networkReply.readAll()
pystring = str(response, 'utf-8')
#print "Response: ", response
rows = self.parseresult_func( pystring )
self.showCompletion( rows )
networkReply.deleteLater()
def unload( self ):
# Avoid processing events after QGIS shutdown has begun
self.popup.removeEventFilter(self)
self.isUnloaded = True
class HuntRegister:
"""QGIS Plugin Implementation."""
def __init__(self, iface):
"""Constructor.
:param iface: An interface instance that will be passed to this class
which provides the hook by which you can manipulate the QGIS
application at run time.
:type iface: QgsInterface
"""
# Save reference to the QGIS interface
self.iface = iface
# initialize plugin directory
self.plugin_dir = os.path.dirname(__file__)
# Check if plugin was started the first time in current QGIS session
# Must be set in initGui() to survive plugin reloads
self.first_start = None
# This plugin depends on alkisplugin
self.alkisplugin = None
# Members
self.alkisToolBar = None # the toolbar instance where the alkisplugin and huntplugin QAction symbols are placed
self.alkisSelectAreaLayer = None # QgsVectorLayer selected parcels of alkisplugin
self.huntSelectAreaLayer = None # QgsVectorLayer selected parcels of huntplugin
# help web view
self.helpiew = None # webview containing manuals
# All actions are assigned to alter self.huntSelectAreaLayer
self.hswapAction = None # single QAction copy selected parcels from alkisplugin to huntplugin
self.hAddMarkAction = None # checkable QAction select and unselect parcels
self.hlistAction = None # single QAction select parcels by parcel attributes
self.hclearAction = None # single QAction unselect all selected parcels
self.hownerAction = None # single QAction get parcel certificates for all selected parcels
self.hhuntAction = None # single QAction create a hunt register
self.hinfoAction = None # single QAction get a basic summary of all selected parcels
self.helpAction = None # single QAction open help files webview browser window
# self.testAction = None # single QAction used for testing program fragments
self.hAddMarkTool = None # click recognizing map tool for self.hAddMarkAction
self.core = None # function core for this plugin
self.initTimer = QTimer(
self.iface
) # timer used to init self.huntSelectAreaLayer dynamically when alkis layers are added
self.initTimer.setInterval(1000) # 1 sec interval
self.initTimer.timeout.connect(self.initLayers)
self.init() # init main instances
def init(self):
"""init main instances"""
if (alkisAvailable):
try:
self.alkisplugin = Alkis.alkisplugin.alkisplugin(
self.iface) # create alkisplugin object
self.alkisplugin.queryOwnerAction = QAction(
None
) # this is used in akisplugin "opendb" and must therefore be set to prevent runtime errors
except AttributeError:
QMessageBox.critical(
None, "Fehler",
"norGIS ALKIS-Einbindung zuerst aktivieren und \"JagdKataster\" erneut aktivieren"
)
raise AttributeError("alkisplugin not active")
else:
QMessageBox.critical(
None, "Fehler",
"norGIS ALKIS-Einbindung installieren und zuerst aktivieren. Dann \"JagdKataster\" erneut aktivieren"
)
raise AttributeError("alkisplugin not installed")
self.core = HuntCore(self) # function core for this plugin
def initGui(self):
"""Create the menu entries and toolbar icons inside the QGIS GUI."""
# will be set False in run()
self.first_start = True
self.helpview = QWebView()
self.helpview.resize(1280, 850)
self.helpview.setWindowTitle("JagdKataster Anleitungen")
help_dir = os.path.join(self.plugin_dir, "help", "build", "html",
"index.html")
self.helpview.load(QUrl.fromLocalFile(help_dir))
# the toolbar entries of this plugin should be placed alongside the alkisplugin entries
# therefore the alkisplugin toolbar is derived
tBars = self.iface.mainWindow().findChildren(
QToolBar) # get all toolbars from main window
self.alkisToolBar = next(
(n
for n in tBars if n.objectName() == "norGIS_ALKIS_Toolbar"), None
) # find the instance of alkisplugin toolbar by its static name
if self.alkisToolBar is None: # in case the toolbar is not yet loaded create the instance with its static name
# create alkis toolbar in case it is not yet loaded
self.alkisToolBar = self.iface.addToolBar(u"norGIS: ALKIS")
self.alkisToolBar.setObjectName("norGIS_ALKIS_Toolbar")
#create toolbar items
self.hswapAction = QAction(QIcon("hunt:mark_transfer.svg"),
"Flächenmarkierung übertragen",
self.iface.mainWindow())
self.hswapAction.setWhatsThis(
"Flächenmarkierung (gelb) nach Jagd-Flächenmarkierung (blau) übertragen"
)
self.hswapAction.setStatusTip(
"Flächenmarkierung (gelb) nach Jagd-Flächenmarkierung (blau) übertragen"
)
self.hswapAction.triggered.connect(lambda: self.core.swapAlkisToHunt())
self.alkisToolBar.addAction(self.hswapAction)
self.hAddMarkAction = QAction(QIcon("hunt:mark_add.svg"),
u"Flurstück (de)selektieren",
self.iface.mainWindow())
self.hAddMarkAction.setWhatsThis(
"Flurstück in Jagd-Flächenmarkierung selektieren oder deselektieren"
)
self.hAddMarkAction.setStatusTip(
"Flurstück in Jagd-Flächenmarkierung selektieren oder deselektieren"
)
self.hAddMarkAction.setCheckable(True)
self.hAddMarkAction.triggered.connect(
lambda: self.iface.mapCanvas().setMapTool(self.hAddMarkTool))
self.alkisToolBar.addAction(self.hAddMarkAction)
self.hAddMarkTool = HAdd(self)
self.hAddMarkTool.setAction(self.hAddMarkAction)
self.hlistAction = QAction(QIcon("hunt:mark_list.svg"),
"Selektieren nach Flurstückseigenschaft",
self.iface.mainWindow())
self.hlistAction.setWhatsThis(
"Selektierung der Flurstücke in Jagd-Flächenmarkierung anhand Flurstückseigenschaften"
)
self.hlistAction.setStatusTip(
"Selektierung der Flurstücke in Jagd-Flächenmarkierung anhand Flurstückseigenschaften"
)
self.hlistAction.triggered.connect(
lambda: self.core.showListSelection())
self.alkisToolBar.addAction(self.hlistAction)
self.hclearAction = QAction(QIcon("hunt:mark_clear.svg"),
"Alle deselektieren",
self.iface.mainWindow())
self.hclearAction.setWhatsThis(
"Alle Flurstücke in Jagd-Flächenmarkierung deselektieren")
self.hclearAction.setStatusTip(
"Alle Flurstücke in Jagd-Flächenmarkierung deselektieren")
self.hclearAction.triggered.connect(lambda: self.core.clearHighlight())
self.alkisToolBar.addAction(self.hclearAction)
self.hownerAction = QAction(QIcon("hunt:mark_own.svg"),
"Flurstücksnachweise anzeigen",
self.iface.mainWindow())
self.hownerAction.setWhatsThis(
"Flurstücksnachweise für selektierte Flurstücke in Jagd-Flächenmarkierung anzeigen"
)
self.hownerAction.setStatusTip(
"Flurstücksnachweise für selektierte Flurstücke in Jagd-Flächenmarkierung anzeigen"
)
self.hownerAction.triggered.connect(
lambda: self.core.showParcelCerts())
self.alkisToolBar.addAction(self.hownerAction)
self.hhuntAction = QAction(QIcon("hunt:mark_hunt.svg"),
"Jagdkataster erstellen",
self.iface.mainWindow())
self.hhuntAction.setWhatsThis(
"Jagdkataster für selektierte Flurstücke in Jagd-Flächenmarkierung erstellen"
)
self.hhuntAction.setStatusTip(
"Jagdkataster für selektierte Flurstücke in Jagd-Flächenmarkierung erstellen"
)
self.hhuntAction.triggered.connect(lambda: self.core.showHuntReg())
self.alkisToolBar.addAction(self.hhuntAction)
self.hinfoAction = QAction(QIcon("hunt:mark_info.svg"),
"Flurstückszusammenfassung anzeigen",
self.iface.mainWindow())
self.hinfoAction.setWhatsThis(
"Flurstückszusammenfassung für selektierte Flurstücke in Jagd-Flächenmarkierung anzeigen"
)
self.hinfoAction.setStatusTip(
"Flurstückszusammenfassung für selektierte Flurstücke in Jagd-Flächenmarkierung anzeigen"
)
self.hinfoAction.triggered.connect(
lambda: self.core.showSummaryDialog())
self.alkisToolBar.addAction(self.hinfoAction)
self.helpAction = QAction(QIcon("hunt:logo.svg"), "Anleitungen",
self.iface.mainWindow())
self.helpAction.setWhatsThis("JagdKataster-Anleitungen")
self.helpAction.setStatusTip("JagdKataster-Anleitungen")
self.helpAction.triggered.connect(lambda: self.helpview.show())
# self.testAction = QAction(QIcon("hunt:test.svg"), "Test", self.iface.mainWindow())
# self.testAction.setWhatsThis("Test action")
# self.testAction.setStatusTip("Test action")
# self.testAction.triggered.connect(lambda: self.core.test(self.huntSelectAreaLayer))
# self.alkisToolBar.addAction(self.testAction)
self.iface.addPluginToDatabaseMenu("&ALKIS", self.helpAction)
QgsProject.instance().layersAdded.connect(
self.initTimer.start
) # react to changes in the layer tree. Maybe the alkis layers were added
QgsProject.instance().layersWillBeRemoved.connect(
self.layersRemoved
) # remove entries in case this plugin layers are to be removed
def initLayers(self):
"""init self.huntSelectAreaLayer in case the alkis layers from alkisplugin are loaded"""
self.initTimer.stop(
) # this methode may be called by a timer started when layers are added => stop the timer after first timeout event
if self.alkisSelectAreaLayer is None: # are alkisplugin layers loaded ad readable from entry?
(layerId,
res) = QgsProject.instance().readEntry("alkis",
"/areaMarkerLayer")
if res and layerId:
self.alkisSelectAreaLayer = QgsProject.instance().mapLayer(
layerId)
if self.huntSelectAreaLayer is None: # is the huntplugin layer already loaded?
(layerId,
res) = QgsProject.instance().readEntry("hunt", "/areaMarkerLayer")
if res and layerId:
self.huntSelectAreaLayer = QgsProject.instance().mapLayer(
layerId)
if self.huntSelectAreaLayer is None and self.alkisSelectAreaLayer is not None: # alkisplugin layers are loaded but huntplugin layer is not
self.createLayer() # create huntplugin layer
def layersRemoved(self, layersIds):
"""remove entries and references in case this plugin layers are to be removed"""
if self.alkisSelectAreaLayer is not None and self.alkisSelectAreaLayer.id(
) in layersIds:
self.alkisSelectAreaLayer = None
if self.huntSelectAreaLayer is not None and self.huntSelectAreaLayer.id(
) in layersIds:
QgsProject.instance().removeEntry("hunt", "/areaMarkerLayer")
self.core.hlayer = None
self.huntSelectAreaLayer = None
def createLayer(self):
"""create and add huntplugin layer to the layer tree"""
if (self.alkisSelectAreaLayer is not None):
parent = QgsProject.instance().layerTreeRoot().findLayer(
self.alkisSelectAreaLayer).parent()
layeropts = QgsVectorLayer.LayerOptions(False, False)
self.init(
) # reinit main instances because alkis instance conninfo might have changed
(db, conninfo) = self.core.openDB()
if db is None:
return
self.huntSelectAreaLayer = QgsVectorLayer(
u"%s estimatedmetadata=true checkPrimaryKeyUnicity=0 key='ogc_fid' type=MULTIPOLYGON srid=%d table=%s.po_polygons (polygon) sql=false"
% (conninfo, self.alkisplugin.epsg,
self.alkisplugin.quotedschema()), u"Jagd-Flächenmarkierung",
"postgres", layeropts)
sym = QgsSymbol.defaultSymbol(QgsWkbTypes.PolygonGeometry)
sym.setColor(Qt.blue)
sym.setOpacity(0.3)
self.huntSelectAreaLayer.setRenderer(QgsSingleSymbolRenderer(sym))
QgsProject.instance().addMapLayer(self.huntSelectAreaLayer, False)
parent.insertLayer(0, self.huntSelectAreaLayer)
self.core.hlayer = None
QgsProject.instance().writeEntry("hunt", "/areaMarkerLayer",
self.huntSelectAreaLayer.id())
def unload(self):
"""Removes the plugin menu item and icon from QGIS GUI."""
if self.hswapAction:
self.hswapAction.deleteLater()
self.hswapAction = None
if self.hAddMarkAction:
self.hAddMarkAction.deleteLater()
self.hAddMarkAction = None
if self.hlistAction:
self.hlistAction.deleteLater()
self.hlistAction = None
if self.hclearAction:
self.hclearAction.deleteLater()
self.hclearAction = None
if self.hownerAction:
self.hownerAction.deleteLater()
self.hownerAction = None
if self.hhuntAction:
self.hhuntAction.deleteLater()
self.hhuntAction = None
if self.hinfoAction:
self.hinfoAction.deleteLater()
self.hinfoAction = None
if self.helpAction:
self.helpAction.deleteLater()
self.helpAction = None
# if self.testAction:
# self.testAction.deleteLater()
# self.testAction = None
QgsProject.instance().layersAdded.disconnect(self.initTimer.start)
QgsProject.instance().layersWillBeRemoved.disconnect(
self.layersRemoved)
def run(self):
"""Run method"""
if self.first_start:
self.first_start = False
class GwDimensioning:
def __init__(self):
self.iface = global_vars.iface
self.settings = global_vars.giswater_settings
self.plugin_dir = global_vars.plugin_dir
self.canvas = global_vars.canvas
self.points = None
self.snapper_manager = GwSnapManager(self.iface)
self.vertex_marker = self.snapper_manager.vertex_marker
self.vertex_marker.setIconType(QgsVertexMarker.ICON_CIRCLE)
def open_dimensioning_form(self,
qgis_feature=None,
layer=None,
db_return=None,
fid=None,
rubber_band=None):
self.dlg_dim = GwDimensioningUi()
tools_gw.load_settings(self.dlg_dim)
self.user_current_layer = self.iface.activeLayer()
# Set layers dimensions, node and connec
self.layer_dimensions = tools_qgis.get_layer_by_tablename(
"v_edit_dimensions")
self.layer_node = tools_qgis.get_layer_by_tablename("v_edit_node")
self.layer_connec = tools_qgis.get_layer_by_tablename("v_edit_connec")
feature = None
if qgis_feature is None:
features = self.layer_dimensions.getFeatures()
for feature in features:
if feature['id'] == fid:
return feature
qgis_feature = feature
# qgis_feature = self.get_feature_by_id(self.layer_dimensions, fid, 'id')
# when funcion is called from new feature
if db_return is None:
rubber_band = tools_gw.create_rubberband(self.canvas, 0)
extras = f'"coordinates":{{{self.points}}}'
body = tools_gw.create_body(extras=extras)
json_result = tools_gw.execute_procedure('gw_fct_getdimensioning',
body)
if json_result is None or json_result['status'] == 'Failed':
return False
db_return = json_result
# get id from db response
self.fid = db_return['body']['feature']['id']
# ACTION SIGNALS
action_snapping = self.dlg_dim.findChild(QAction, "actionSnapping")
action_snapping.triggered.connect(
partial(self._snapping, action_snapping))
tools_gw.add_icon(action_snapping, "103")
action_orientation = self.dlg_dim.findChild(QAction,
"actionOrientation")
action_orientation.triggered.connect(
partial(self._orientation, action_orientation))
tools_gw.add_icon(action_orientation, "133")
# LAYER SIGNALS
tools_gw.connect_signal(
self.layer_dimensions.editingStarted,
partial(tools_gw.enable_all, self.dlg_dim,
db_return['body']['data']), 'dimensioning',
'open_dimensioning_form_layer_dimensions_editingStarted_enable_all'
)
tools_gw.connect_signal(
self.layer_dimensions.editingStopped,
partial(tools_gw.enable_widgets, self.dlg_dim,
db_return['body']['data'], False), 'dimensioning',
'open_dimensioning_form_layer_dimensions_editingStopped_enable_widgets'
)
# WIDGETS SIGNALS
self.dlg_dim.btn_accept.clicked.connect(
partial(self._save_dimensioning, qgis_feature, layer))
self.dlg_dim.btn_cancel.clicked.connect(
partial(self._cancel_dimensioning, action_snapping,
action_orientation))
self.dlg_dim.key_escape.connect(
partial(tools_gw.close_dialog, self.dlg_dim))
self.dlg_dim.dlg_closed.connect(
partial(self._cancel_dimensioning, action_snapping,
action_orientation))
self.dlg_dim.dlg_closed.connect(
partial(tools_gw.save_settings, self.dlg_dim))
self.dlg_dim.dlg_closed.connect(rubber_band.reset)
self.dlg_dim.dlg_closed.connect(self.layer_node.removeSelection)
self.dlg_dim.dlg_closed.connect(self.layer_connec.removeSelection)
self._create_map_tips()
layout_list = []
for field in db_return['body']['data']['fields']:
if 'hidden' in field and field['hidden']:
continue
label, widget = self._set_widgets(self.dlg_dim, db_return, field)
if widget.objectName() == 'id':
tools_qt.set_widget_text(self.dlg_dim, widget, self.fid)
layout = self.dlg_dim.findChild(QGridLayout, field['layoutname'])
# Profilactic issue to prevent missed layouts againts db response and form
if layout is not None:
# Take the QGridLayout with the intention of adding a QSpacerItem later
if layout not in layout_list and layout.objectName() not in (
'lyt_top_1', 'lyt_bot_1', 'lyt_bot_2'):
layout_list.append(layout)
# Add widgets into layout
layout.addWidget(label, 0, field['layoutorder'])
layout.addWidget(widget, 1, field['layoutorder'])
# If field is on top or bottom layout the position is horitzontal no vertical
if field['layoutname'] in ('lyt_top_1', 'lyt_bot_1',
'lyt_bot_2'):
layout.addWidget(label, 0, field['layoutorder'])
layout.addWidget(widget, 1, field['layoutorder'])
else:
tools_gw.add_widget(self.dlg_dim, field, label, widget)
# Add a QSpacerItem into each QGridLayout of the list
for layout in layout_list:
vertical_spacer1 = QSpacerItem(20, 40, QSizePolicy.Minimum,
QSizePolicy.Expanding)
layout.addItem(vertical_spacer1)
if self.layer_dimensions:
self.iface.setActiveLayer(self.layer_dimensions)
if self.layer_dimensions.isEditable():
tools_gw.enable_all(self.dlg_dim, db_return['body']['data'])
else:
tools_gw.enable_widgets(self.dlg_dim,
db_return['body']['data'], False)
tools_qt.hide_void_groupbox(self.dlg_dim)
title = f"DIMENSIONING - {self.fid}"
tools_gw.open_dialog(self.dlg_dim,
dlg_name='dimensioning',
title=title)
return False, False
# region private functions
def _cancel_dimensioning(self, action_snapping, action_orientation):
self.iface.actionRollbackEdits().trigger()
if action_snapping.isChecked():
action_snapping.trigger()
if action_orientation.isChecked():
action_orientation.trigger()
tools_qgis.restore_user_layer('v_edit_node', self.user_current_layer)
tools_gw.disconnect_signal('dimensioning')
tools_gw.close_dialog(self.dlg_dim)
def _save_dimensioning(self, qgis_feature, layer):
# Upsert feature into db
layer.updateFeature(qgis_feature)
layer.commitChanges()
# Create body
fields = ''
list_widgets = self.dlg_dim.findChildren(QLineEdit)
for widget in list_widgets:
widget_name = widget.property('columnname')
widget_value = tools_qt.get_text(self.dlg_dim, widget)
if widget_value == 'null':
continue
fields += f'"{widget_name}":"{widget_value}", '
list_widgets = self.dlg_dim.findChildren(QCheckBox)
for widget in list_widgets:
widget_name = widget.property('columnname')
widget_value = f'"{tools_qt.is_checked(self.dlg_dim, widget)}"'
if widget_value == 'null':
continue
fields += f'"{widget_name}":{widget_value},'
list_widgets = self.dlg_dim.findChildren(QComboBox)
for widget in list_widgets:
widget_name = widget.property('columnname')
widget_value = f'"{tools_qt.get_combo_value(self.dlg_dim, widget)}"'
if widget_value == 'null':
continue
fields += f'"{widget_name}":{widget_value},'
# remove last character (,) from fields
fields = fields[:-1]
feature = '"tableName":"v_edit_dimensions", '
feature += f'"id":"{self.fid}"'
extras = f'"fields":{{{fields}}}'
body = tools_gw.create_body(feature=feature, extras=extras)
tools_gw.execute_procedure('gw_fct_setdimensioning', body)
# Close dialog
tools_gw.close_dialog(self.dlg_dim)
def _deactivate_signals(self, action, emit_point=None):
self.vertex_marker.hide()
try:
self.canvas.xyCoordinates.disconnect()
except TypeError:
pass
try:
emit_point.canvasClicked.disconnect()
except TypeError:
pass
if not action.isChecked():
action.setChecked(False)
return True
return False
def _snapping(self, action):
# Set active layer and set signals
tools_gw.disconnect_signal(
'dimensioning', 'snapping_ep_canvasClicked_click_button_snapping')
tools_gw.disconnect_signal('dimensioning',
'snapping_xyCoordinates_mouse_move')
emit_point = QgsMapToolEmitPoint(self.canvas)
self.canvas.setMapTool(emit_point)
if self._deactivate_signals(action, emit_point):
return
self.snapper_manager.remove_marker(self.vertex_marker)
self.previous_snapping = self.snapper_manager.get_snapping_options()
self.snapper_manager.set_snapping_status()
self.snapper_manager.set_snapping_layers()
self.snapper_manager.config_snap_to_node()
self.snapper_manager.config_snap_to_connec()
self.snapper_manager.config_snap_to_gully()
self.snapper_manager.set_snap_mode()
self.dlg_dim.actionOrientation.setChecked(False)
self.iface.setActiveLayer(self.layer_node)
tools_gw.connect_signal(self.canvas.xyCoordinates, self._mouse_move,
'dimensioning',
'snapping_xyCoordinates_mouse_move')
tools_gw.connect_signal(
emit_point.canvasClicked,
partial(self._click_button_snapping, action, emit_point),
'dimensioning', 'snapping_ep_canvasClicked_click_button_snapping')
def _mouse_move(self, point):
# Hide marker and get coordinates
self.vertex_marker.hide()
event_point = self.snapper_manager.get_event_point(point=point)
# Snapping
result = self.snapper_manager.snap_to_project_config_layers(
event_point)
if result.isValid():
layer = self.snapper_manager.get_snapped_layer(result)
# Check feature
if layer == self.layer_node or layer == self.layer_connec:
self.snapper_manager.add_marker(result, self.vertex_marker)
def _click_button_snapping(self, action, emit_point, point, btn):
if not self.layer_dimensions:
return
if btn == Qt.RightButton:
if btn == Qt.RightButton:
action.setChecked(False)
tools_gw.disconnect_signal(
'dimensioning',
'snapping_ep_canvasClicked_click_button_snapping')
tools_gw.disconnect_signal(
'dimensioning', 'snapping_xyCoordinates_mouse_move')
self._deactivate_signals(action, emit_point)
return
layer = self.layer_dimensions
self.iface.setActiveLayer(layer)
# Get coordinates
event_point = self.snapper_manager.get_event_point(point=point)
# Snapping
result = self.snapper_manager.snap_to_project_config_layers(
event_point)
if result.isValid():
layer = self.snapper_manager.get_snapped_layer(result)
# Check feature
if layer == self.layer_node:
feat_type = 'node'
elif layer == self.layer_connec:
feat_type = 'connec'
else:
return
# Get the point
snapped_feat = self.snapper_manager.get_snapped_feature(result)
feature_id = self.snapper_manager.get_snapped_feature_id(result)
element_id = snapped_feat.attribute(feat_type + '_id')
# Leave selection
layer.select([feature_id])
# Get depth of the feature
fieldname = None
self.project_type = tools_gw.get_project_type()
if self.project_type == 'ws':
fieldname = "depth"
elif self.project_type == 'ud' and feat_type == 'node':
fieldname = "ymax"
elif self.project_type == 'ud' and feat_type == 'connec':
fieldname = "connec_depth"
if fieldname is None:
return
depth = snapped_feat.attribute(fieldname)
if depth in ('', None, 0, '0', 'NULL'):
tools_qt.set_widget_text(self.dlg_dim, "depth", None)
else:
tools_qt.set_widget_text(self.dlg_dim, "depth", depth)
tools_qt.set_widget_text(self.dlg_dim, "feature_id", element_id)
tools_qt.set_widget_text(self.dlg_dim, "feature_type",
feat_type.upper())
self.snapper_manager.restore_snap_options(self.previous_snapping)
tools_gw.disconnect_signal(
'dimensioning',
'snapping_ep_canvasClicked_click_button_snapping')
tools_gw.disconnect_signal('dimensioning',
'snapping_xyCoordinates_mouse_move')
self._deactivate_signals(action, emit_point)
action.setChecked(False)
def _orientation(self, action):
tools_gw.disconnect_signal(
'dimensioning',
'orientation_ep_canvasClicked_click_button_orientation')
tools_gw.disconnect_signal(
'dimensioning', 'orientation_xyCoordinates_canvas_move_event')
emit_point = QgsMapToolEmitPoint(self.canvas)
self.canvas.setMapTool(emit_point)
if self._deactivate_signals(action, emit_point):
return
self.snapper_manager.remove_marker(self.vertex_marker)
self.previous_snapping = self.snapper_manager.get_snapping_options()
self.snapper_manager.set_snapping_status()
self.snapper_manager.set_snapping_layers()
self.snapper_manager.config_snap_to_node()
self.snapper_manager.config_snap_to_connec()
self.snapper_manager.config_snap_to_gully()
self.snapper_manager.set_snap_mode()
self.dlg_dim.actionSnapping.setChecked(False)
tools_gw.connect_signal(self.canvas.xyCoordinates,
self._canvas_move_event, 'dimensioning',
'orientation_xyCoordinates_canvas_move_event')
tools_gw.connect_signal(
emit_point.canvasClicked,
partial(self._click_button_orientation, action,
emit_point), 'dimensioning',
'orientation_ep_canvasClicked_click_button_orientation')
def _canvas_move_event(self, point):
# Get clicked point
self.vertex_marker.hide()
event_point = self.snapper_manager.get_event_point(point=point)
result = self.snapper_manager.snap_to_project_config_layers(
event_point)
if self.snapper_manager.result_is_valid():
self.snapper_manager.add_marker(result, self.vertex_marker)
def _click_button_orientation(self, action, emit_point, point, btn):
if not self.layer_dimensions:
return
if btn == Qt.RightButton:
action.setChecked(False)
tools_gw.disconnect_signal(
'dimensioning',
'orientation_ep_canvasClicked_click_button_orientation')
tools_gw.disconnect_signal(
'dimensioning', 'orientation_xyCoordinates_canvas_move_event')
self._deactivate_signals(action, emit_point)
return
self.x_symbol = self.dlg_dim.findChild(QLineEdit, "x_symbol")
self.x_symbol.setText(str(int(point.x())))
self.y_symbol = self.dlg_dim.findChild(QLineEdit, "y_symbol")
self.y_symbol.setText(str(int(point.y())))
self.snapper_manager.restore_snap_options(self.previous_snapping)
tools_gw.disconnect_signal(
'dimensioning',
'orientation_ep_canvasClicked_click_button_orientation')
tools_gw.disconnect_signal(
'dimensioning', 'orientation_xyCoordinates_canvas_move_event')
self._deactivate_signals(action, emit_point)
action.setChecked(False)
def _create_map_tips(self):
""" Create MapTips on the map """
row = tools_gw.get_config_value('qgis_dim_tooltip')
if not row or row[0].lower() != 'true':
return
tools_gw.disconnect_signal(
'dimensioning',
'create_map_tips_timer_map_tips_timeout_show_map_tip')
self.timer_map_tips = QTimer(self.canvas)
self.map_tip_node = QgsMapTip()
self.map_tip_connec = QgsMapTip()
tools_gw.connect_signal(
self.canvas.xyCoordinates, self._map_tip_changed, 'dimensioning',
'create_map_tips_xyCoordinates_map_tip_changed')
tools_gw.connect_signal(
self.timer_map_tips.timeout, self._show_map_tip, 'dimensioning',
'create_map_tips_timer_map_tips_timeout_show_map_tip')
tools_gw.disconnect_signal(
'dimensioning',
'create_map_tips_timer_map_tips_clear_timeout_clear_map_tip')
self.timer_map_tips_clear = QTimer(self.canvas)
tools_gw.connect_signal(
self.timer_map_tips_clear.timeout, self._clear_map_tip,
'dimensioning',
'create_map_tips_timer_map_tips_clear_timeout_clear_map_tip')
def _map_tip_changed(self, point):
""" SLOT. Initialize the Timer to show MapTips on the map """
if self.canvas.underMouse():
self.last_map_position = QgsPointXY(point.x(), point.y())
self.map_tip_node.clear(self.canvas)
self.map_tip_connec.clear(self.canvas)
self.timer_map_tips.start(100)
def _show_map_tip(self):
""" Show MapTips on the map """
self.timer_map_tips.stop()
if self.canvas.underMouse():
point_qgs = self.last_map_position
point_qt = self.canvas.mouseLastXY()
if self.layer_node:
self.map_tip_node.showMapTip(self.layer_node, point_qgs,
point_qt, self.canvas)
if self.layer_connec:
self.map_tip_connec.showMapTip(self.layer_connec, point_qgs,
point_qt, self.canvas)
self.timer_map_tips_clear.start(1000)
def _clear_map_tip(self):
""" Clear MapTips """
self.timer_map_tips_clear.stop()
self.map_tip_node.clear(self.canvas)
self.map_tip_connec.clear(self.canvas)
def _set_widgets(self, dialog, db_return, field):
widget = None
label = None
if field['label']:
label = QLabel()
label.setObjectName('lbl_' + field['widgetname'])
label.setText(field['label'].capitalize())
if 'stylesheet' in field and field[
'stylesheet'] is not None and 'label' in field[
'stylesheet']:
label = tools_gw.set_stylesheet(field, label)
if 'tooltip' in field:
label.setToolTip(field['tooltip'])
else:
label.setToolTip(field['label'].capitalize())
if field['widgettype'] == 'text' or field['widgettype'] == 'typeahead':
completer = QCompleter()
widget = tools_gw.add_lineedit(field)
widget = tools_gw.set_widget_size(widget, field)
widget = tools_gw.set_data_type(field, widget)
if field['widgettype'] == 'typeahead':
widget = tools_gw.set_typeahead(field, dialog, widget,
completer)
elif field['widgettype'] == 'combo':
widget = tools_gw.add_combo(field)
widget = tools_gw.set_widget_size(widget, field)
elif field['widgettype'] == 'check':
widget = tools_gw.add_checkbox(field)
elif field['widgettype'] == 'datetime':
widget = tools_gw.add_calendar(dialog, field)
elif field['widgettype'] == 'button':
widget = tools_gw.add_button(dialog, field)
widget = tools_gw.set_widget_size(widget, field)
elif field['widgettype'] == 'hyperlink':
widget = tools_gw.add_hyperlink(field)
widget = tools_gw.set_widget_size(widget, field)
elif field['widgettype'] == 'hspacer':
widget = tools_qt.add_horizontal_spacer()
elif field['widgettype'] == 'vspacer':
widget = tools_qt.add_verticalspacer()
elif field['widgettype'] == 'textarea':
widget = tools_gw.add_textarea(field)
elif field['widgettype'] in 'spinbox':
widget = tools_gw.add_spinbox(field)
elif field['widgettype'] == 'tableview':
widget = tools_gw.add_tableview(db_return, field)
widget = tools_gw.add_tableview_header(widget, field)
widget = tools_gw.fill_tableview_rows(widget, field)
widget = tools_gw.set_tablemodel_config(dialog,
widget,
field['widgetname'],
sort_order=1,
isQStandardItemModel=True)
tools_qt.set_tableview_config(widget)
widget.setObjectName(widget.property('columnname'))
return label, widget
class OpenlayersController(QObject):
"""
Helper class that deals with QWebPage.
The object lives in GUI thread, its request() slot is asynchronously called
from worker thread.
See https://github.com/wonder-sk/qgis-mtr-example-plugin for basic example
1. Load Web Page with OpenLayers map
2. Update OL map extend according to QGIS canvas extent
"""
# signal that reports to the worker thread that the image is ready
finished = pyqtSignal()
def __init__(self, parent, context, webPage, layerType):
QObject.__init__(self, parent)
debug("OpenlayersController.__init__", 3)
self.context = context
self.layerType = layerType
self.img = QImage()
self.page = webPage
self.page.loadFinished.connect(self.pageLoaded)
# initial size for map
self.page.setViewportSize(QSize(1, 1))
self.timerMapReady = QTimer()
self.timerMapReady.setSingleShot(True)
self.timerMapReady.setInterval(20)
self.timerMapReady.timeout.connect(self.checkMapReady)
self.timer = QTimer()
self.timer.setInterval(100)
self.timer.timeout.connect(self.checkMapUpdate)
self.timerMax = QTimer()
self.timerMax.setSingleShot(True)
# TODO: different timeouts for map types
self.timerMax.setInterval(2500)
self.timerMax.timeout.connect(self.mapTimeout)
@pyqtSlot()
def request(self):
debug("[GUI THREAD] Processing request", 3)
self.cancelled = False
if not self.page.loaded:
self.init_page()
else:
self.setup_map()
def init_page(self):
url = self.layerType.html_url()
debug("page file: %s" % url)
self.page.mainFrame().load(QUrl(url))
# wait for page to finish loading
debug("OpenlayersWorker waiting for page to load", 3)
def pageLoaded(self):
debug("[GUI THREAD] pageLoaded", 3)
if self.cancelled:
self.emitErrorImage()
return
# wait until OpenLayers map is ready
self.checkMapReady()
def checkMapReady(self):
debug("[GUI THREAD] checkMapReady", 3)
if self.page.mainFrame().evaluateJavaScript("map != undefined"):
# map ready
self.page.loaded = True
self.setup_map()
else:
# wait for map
self.timerMapReady.start()
def setup_map(self):
rendererContext = self.context
# FIXME: self.mapSettings.outputDpi()
self.outputDpi = rendererContext.painter().device().logicalDpiX()
debug(" extent: %s" % rendererContext.extent().toString(), 3)
debug(
" center: %lf, %lf" % (rendererContext.extent().center().x(),
rendererContext.extent().center().y()), 3)
debug(
" size: %d, %d" %
(rendererContext.painter().viewport().size().width(),
rendererContext.painter().viewport().size().height()), 3)
debug(
" logicalDpiX: %d" %
rendererContext.painter().device().logicalDpiX(), 3)
debug(" outputDpi: %lf" % self.outputDpi)
debug(
" mapUnitsPerPixel: %f" %
rendererContext.mapToPixel().mapUnitsPerPixel(), 3)
# debug(" rasterScaleFactor: %s" % str(rendererContext.
# rasterScaleFactor()), 3)
# debug(" outputSize: %d, %d" % (self.iface.mapCanvas().mapRenderer().
# outputSize().width(),
# self.iface.mapCanvas().mapRenderer().
# outputSize().height()), 3)
# debug(" scale: %lf" % self.iface.mapCanvas().mapRenderer().scale(),
# 3)
#
# if (self.page.lastExtent == rendererContext.extent()
# and self.page.lastViewPortSize == rendererContext.painter().
# viewport().size()
# and self.page.lastLogicalDpi == rendererContext.painter().
# device().logicalDpiX()
# and self.page.lastOutputDpi == self.outputDpi
# and self.page.lastMapUnitsPerPixel == rendererContext.
# mapToPixel().mapUnitsPerPixel()):
# self.renderMap()
# self.finished.emit()
# return
self.targetSize = rendererContext.painter().viewport().size()
if rendererContext.painter().device().logicalDpiX() != int(
self.outputDpi):
# use screen dpi for printing
sizeFact = self.outputDpi / 25.4 / rendererContext.mapToPixel(
).mapUnitsPerPixel()
self.targetSize.setWidth(rendererContext.extent().width() *
sizeFact)
self.targetSize.setHeight(rendererContext.extent().height() *
sizeFact)
debug(
" targetSize: %d, %d" %
(self.targetSize.width(), self.targetSize.height()), 3)
# find matching OL resolution
qgisRes = rendererContext.extent().width() / self.targetSize.width()
olRes = None
for res in self.page.resolutions():
if qgisRes >= res:
olRes = res
break
if olRes is None:
debug("No matching OL resolution found (QGIS resolution: %f)" %
qgisRes)
self.emitErrorImage()
return
# adjust OpenLayers viewport to match QGIS extent
olWidth = rendererContext.extent().width() / olRes
olHeight = rendererContext.extent().height() / olRes
debug(
" adjust viewport: %f -> %f: %f x %f" %
(qgisRes, olRes, olWidth, olHeight), 3)
olSize = QSize(int(olWidth), int(olHeight))
self.page.setViewportSize(olSize)
self.page.mainFrame().evaluateJavaScript("map.updateSize();")
self.img = QImage(olSize, QImage.Format_ARGB32_Premultiplied)
self.page.extent = rendererContext.extent()
debug(
"map.zoomToExtent (%f, %f, %f, %f)" %
(self.page.extent.xMinimum(), self.page.extent.yMinimum(),
self.page.extent.xMaximum(), self.page.extent.yMaximum()), 3)
self.page.mainFrame().evaluateJavaScript(
"map.zoomToExtent(new OpenLayers.Bounds(%f, %f, %f, %f), true);" %
(self.page.extent.xMinimum(), self.page.extent.yMinimum(),
self.page.extent.xMaximum(), self.page.extent.yMaximum()))
olextent = self.page.mainFrame().evaluateJavaScript("map.getExtent();")
debug("Resulting OL extent: %s" % olextent, 3)
if olextent is None or not hasattr(olextent, '__getitem__'):
debug("map.zoomToExtent failed")
# map.setCenter and other operations throw "undefined[0]:
# TypeError: 'null' is not an object" on first page load
# We ignore that and render the initial map with wrong extents
# self.emitErrorImage()
# return
else:
reloffset = abs((self.page.extent.yMaximum() - olextent["top"]) /
self.page.extent.xMinimum())
debug("relative offset yMaximum %f" % reloffset, 3)
if reloffset > 0.1:
debug("OL extent shift failure: %s" % reloffset)
self.emitErrorImage()
return
self.mapFinished = False
self.timer.start()
self.timerMax.start()
def checkMapUpdate(self):
if self.layerType.emitsLoadEnd:
# wait for OpenLayers to finish loading
loadEndOL = self.page.mainFrame().evaluateJavaScript("loadEnd")
debug(
"waiting for loadEnd: renderingStopped=%r loadEndOL=%r" %
(self.context.renderingStopped(), loadEndOL), 4)
if loadEndOL is not None:
self.mapFinished = loadEndOL
else:
debug("OpenlayersLayer Warning: Could not get loadEnd")
if self.mapFinished:
self.timerMax.stop()
self.timer.stop()
self.renderMap()
self.finished.emit()
def renderMap(self):
rendererContext = self.context
if rendererContext.painter().device().logicalDpiX() != int(
self.outputDpi):
printScale = 25.4 / self.outputDpi # OL DPI to printer pixels
rendererContext.painter().scale(printScale, printScale)
# render OpenLayers to image
painter = QPainter(self.img)
self.page.mainFrame().render(painter)
painter.end()
if self.img.size() != self.targetSize:
targetWidth = self.targetSize.width()
targetHeight = self.targetSize.height()
# scale using QImage for better quality
debug(
" scale image: %i x %i -> %i x %i" %
(self.img.width(), self.img.height(), targetWidth,
targetHeight), 3)
self.img = self.img.scaled(targetWidth, targetHeight,
Qt.KeepAspectRatio,
Qt.SmoothTransformation)
# save current state
self.page.lastExtent = rendererContext.extent()
self.page.lastViewPortSize = rendererContext.painter().viewport().size(
)
self.page.lastLogicalDpi = rendererContext.painter().device(
).logicalDpiX()
self.page.lastOutputDpi = self.outputDpi
self.page.lastMapUnitsPerPixel = rendererContext.mapToPixel(
).mapUnitsPerPixel()
def mapTimeout(self):
debug("mapTimeout reached")
self.timer.stop()
# if not self.layerType.emitsLoadEnd:
self.renderMap()
self.finished.emit()
def emitErrorImage(self):
self.img = QImage()
self.targetSize = self.img.size
self.finished.emit()
class MobileItem(QObject):
'''
A Mobile Item that reveives its position from a dataprovider
and is displayed on the canvas
Could be everything liek vehicles or simple beacons
'''
mobileItemCount = 0
newPosition = pyqtSignal(float, QgsPointXY, float, float)
newAttitude = pyqtSignal(float, float, float) # heading, pitch, roll
timeout = pyqtSignal()
def __init__(self, iface, params={}, parent=None):
'''
Constructor
:param iface: An interface instance that will be passed to this class
which provides the hook by which you can manipulate the QGIS
application at run time.
:type iface: QgsInterface
:param params: A dictionary defining all the properties of the item
:type params: dictionary
:param parent: Parent object for the new item. Defaults None.
:type parent: QObject
'''
super(MobileItem, self).__init__(parent)
self.iface = iface
self.canvas = iface.mapCanvas()
MobileItem.mobileItemCount += 1
self.name = params.setdefault(
'Name', 'MobileItem_' + str(MobileItem.mobileItemCount))
self.marker = PositionMarker(self.canvas, params)
self.marker.setToolTip(self.name)
self.dataProvider = params.get('provider', dict())
self.messageFilter = dict()
self.extData = dict()
self.coordinates = None
self.position = None
self.heading = 0.0
self.depth = 0.0
self.altitude = 0.0
self.lastFix = 0.0
self.crsXform = QgsCoordinateTransform()
self.crsXform.setSourceCrs(QgsCoordinateReferenceSystem('EPSG:4326'))
self.onCrsChange()
self.canvas.destinationCrsChanged.connect(self.onCrsChange)
if hasattr(self.canvas, 'magnificationChanged'):
self.canvas.magnificationChanged.connect(
self.onMagnificationChanged)
self.timer = QTimer(self)
self.timer.timeout.connect(self.timeout)
self.notifyCount = int(params.get('nofixNotify', 0))
self.fadeOut = bool(params.get('fadeOut', False))
if self.notifyCount or self.fadeOut:
self.timer.timeout.connect(self.notifyTimeout)
self.timeoutCount = 0
self.timeoutTime = int(params.get('timeout', 3000))
self.notifyDuration = int(params.get('NotifyDuration', 0))
self.timedOut = False
self.enabled = True
def removeFromCanvas(self):
'''
Remove the item and its track from the canvas
'''
self.marker.removeFromCanvas()
def properties(self):
'''
Return the items properties as dictionary
:returns: Items properties
:rtype: dict
'''
d = {
'Name': self.name,
'timeout': self.timeoutTime,
'nofixNotify': self.notifyCount,
'fadeOut': self.fadeOut,
'enabled': self.enabled,
'provider': self.dataProvider
}
d.update(self.marker.properties())
return d
def subscribePositionProvider(self, provider, filterId=None):
'''
Subscribe the provider for this item
by connecting to the providers signals
:param provider: Provider to connect to
:type provider: DataProvider
:param filterId: Filter Id for this item
:type filterId:
'''
provider.newDataReceived.connect(self.processNewData)
try:
if filterId['id'] not in (None, 'None') or filterId['flags']:
self.messageFilter[provider.name] = filterId
elif provider.name in self.messageFilter:
self.messageFilter.pop(provider.name, None)
except (KeyError, TypeError):
self.messageFilter.pop(provider.name, None)
def unsubscribePositionProvider(self, provider):
'''
Unsubscribe provider by disconnecting the providers signals
:param provider: Provider to diconnect from
:type provider: DataProvider
'''
try:
provider.newDataReceived.disconnect(self.processData)
self.messageFilter.pop(provider.name, None)
except KeyError:
pass
@pyqtSlot(dict)
def processNewData(self, data):
'''
Process incoming data from the data provider
:param data: Positon or attitude data
:type data: dict
'''
if not self.enabled:
return
flags = list()
try:
pname = data['name']
flags = self.messageFilter[pname]['flags']
if not self.messageFilter[pname]['id'] in (None, 'None'):
if not data['id'] in (self.messageFilter[pname]['id'],
str(self.messageFilter[pname]['id'])):
return
except Exception:
pass
self.extData.update(data)
if '-pos' not in flags:
if 'lat' in data and 'lon' in data:
if self.fadeOut and self.timedOut:
self.marker.setVisible(True)
self.timedOut = False
self.position = QgsPointXY(data['lon'], data['lat'])
self.heading = data.get('heading', -9999.9)
self.depth = data.get('depth', -9999.9)
self.altitude = data.get('altitude', -9999.9)
try:
self.coordinates = self.crsXform.transform(self.position)
self.marker.setMapPosition(self.coordinates)
if 'time' in data:
self.lastFix = data['time']
self.newPosition.emit(
self.lastFix, self.position,
self.extData.get('depth', -9999.9),
self.extData.get('altitude', -9999.9))
self.timer.start(self.timeoutTime)
self.timeoutCount = 0
except QgsCsException:
pass
elif self.position is not None:
if 'depth' in data or 'altitude' in data:
self.newPosition.emit(
self.lastFix, self.position,
self.extData.get('depth', -9999.9),
self.extData.get('altitude', -9999.9))
if 'heading' in data and '-head' not in flags:
self.newAttitude.emit(data['heading'], data.get('pitch', 0.0),
data.get('roll', 0.0))
self.marker.newHeading(data['heading'])
self.heading = data['heading']
elif 'course' in data and '+course' in flags:
self.newAttitude.emit(data['course'], data.get('pitch', 0.0),
data.get('roll', 0.0))
self.marker.newHeading(data['course'])
self.heading = data['course']
@pyqtSlot(float)
def onScaleChange(self, ):
'''
Slot called when the map is zoomed
:param scale: New scale
:type scale: float
'''
self.marker.updatePosition()
@pyqtSlot()
def onCrsChange(self):
'''
SLot called when the mapcanvas CRS is changed
'''
crsDst = self.canvas.mapSettings().destinationCrs()
self.crsXform.setDestinationCrs(crsDst)
self.marker.updatePosition()
@pyqtSlot(float)
def onMagnificationChanged(self, ):
'''
Slot called when the map magnification has changed
:param scale: New scale
:type scale: float
'''
self.marker.updateMapMagnification()
@pyqtSlot(bool)
def setEnabled(self, enabled):
'''
Hide or display the item and its track on the map
:param enabled: what to do
:type enabled: bool
'''
self.enabled = enabled
self.marker.setVisible(self.enabled)
self.marker.resetPosition()
self.extData.clear()
if self.enabled:
self.timer.start(self.timeoutTime)
self.timeoutCount = 0
else:
self.timer.stop()
@pyqtSlot()
def deleteTrack(self):
'''
Delete the track all points
'''
self.marker.deleteTrack()
@pyqtSlot()
def centerOnMap(self):
'''
Center the item on the map
'''
if self.coordinates is not None:
self.canvas.setCenter(self.coordinates)
self.canvas.refresh()
def reportPosition(self):
'''
Report the position of the item. Used for logging
:returns: geographic postion, depth and altitude
:rtype: float, float, float, float, float
'''
if self.position is None:
return -9999.9, -9999.9, -9999.9, 0.0, -9999.9
return self.position.y(), self.position.x(
), self.depth, self.heading, self.altitude
@pyqtSlot()
def notifyTimeout(self):
if self.fadeOut and not self.timedOut:
self.marker.setVisible(False)
self.timedOut = True
if self.notifyCount:
self.timeoutCount += 1
if self.timeoutCount == self.notifyCount:
msg = self.tr(u'No fix for %s since more than %d seconds!') % (
self.name, self.timeoutTime * self.timeoutCount / 1000)
w = self.iface.messageBar().createMessage(
self.tr(u'PosiView Attention'), msg)
label = QLabel(w)
m = QMovie(':/plugins/PosiView/hand.gif')
m.setSpeed(75)
label.setMovie(m)
m.setParent(label)
m.start()
w.layout().addWidget(label)
self.iface.messageBar().pushWidget(
w, level=Qgis.Critical, duration=self.notifyDuration)
def getTrack(self):
tr = [e[1] for e in self.marker.track]
return tr
def applyTrack(self, track):
self.marker.setTrack(track)
