class ProfileTool(QgsMapTool):
""" Narzędzie do tworzenia krzywej """
def __init__(self, parent):
canvas = iface.mapCanvas()
super(ProfileTool, self).__init__(canvas)
set_cursor(self)
self.editing = False
self.parent = parent
self.task = None
self.tempGeom = QgsRubberBand(canvas, QgsWkbTypes.LineGeometry)
self.tempGeom.setColor(QColor('red'))
self.tempGeom.setWidth(2)
self.tempLine = QgsRubberBand(canvas, QgsWkbTypes.LineGeometry)
self.tempLine.setColor(QColor('red'))
self.tempLine.setWidth(2)
self.tempLine.setLineStyle(Qt.DotLine)
def keyPressEvent(self, e):
if e.key() == Qt.Key_Delete:
pointsCount = self.tempLine.numberOfVertices()
if pointsCount > 2 and self.editing:
self.tempGeom.removePoint(pointsCount-2)
self.tempLine.removePoint(pointsCount-2)
len_m = self.calculateDistance(self.tempGeom.asGeometry())
self.parent.dsbLineLength.setValue(len_m)
if self.tempGeom.numberOfVertices() == 1:
self.tempGeom.reset(QgsWkbTypes.LineGeometry)
self.tempLine.reset(QgsWkbTypes.LineGeometry)
self.parent.dsbLineLength.setValue(0)
else:
self.reset()
elif e.key() == Qt.Key_Escape:
self.reset()
def canvasMoveEvent(self, e):
#Poruszanie" wierzchołkiem linii tymczasowej zgodnie z ruchem myszki
if self.tempGeom.numberOfVertices()>1:
point = e.snapPoint()
self.tempLine.movePoint(point)
def canvasReleaseEvent(self, e):
point = e.snapPoint()
if self.task:
self.parent.on_message.emit('Trwa genrowanie profilu. Aby wygenerować następny poczekaj na pobranie danych', Qgis.Warning, 4)
return
if e.button() == int(Qt.LeftButton):
#Dodawanie kolejnych wierzchołków
if not self.editing:
#Nowy obiekt, pierwszy wierzchołek
self.tempLine.reset(QgsWkbTypes.LineGeometry)
self.tempGeom.reset(QgsWkbTypes.LineGeometry)
self.editing = True
self.tempGeom.addPoint(point)
self.tempLine.addPoint(point)
len_m = self.calculateDistance(self.tempGeom.asGeometry())
self.parent.dsbLineLength.setValue(len_m)
elif e.button() == int(Qt.RightButton):
if self.tempGeom.numberOfVertices() < 2:
return
#Zakończenie rysowania obiektu
self.tempLine.reset()
self.editing = False
geometry = self.tempGeom.asGeometry()
errors = geometry.validateGeometry()
if errors:
#Niepoprawna geometria
for error in errors:
if self.tempGeom.numberOfVertices() > 2:
self.parent.on_message.emit('Niepoprawna geometria', Qgis.Critical, 4)
self.tempGeom.reset()
return
self.get_interval()
def get_interval(self):
interval, ok = QInputDialog.getDouble(self.parent, 'Podaj interwał', 'Interwał [m]:')
if not ok:
self.reset()
return
geom = self.tempGeom.asGeometry()
activeCrs = QgsProject.instance().crs().authid()
fromCrs = QgsCoordinateReferenceSystem(activeCrs)
toCrs = QgsCoordinateReferenceSystem(2180)
transformation = QgsCoordinateTransform(fromCrs, toCrs, QgsProject.instance())
geom.transform(transformation)
meters_len = geom.length()
if meters_len <= interval:
self.parent.on_message.emit('Długość linii krótsza lub równa podanemu interwałowi', Qgis.Critical, 5)
self.reset()
return
try:
num_points = meters_len/interval
except ZeroDivisionError:
self.parent.on_message.emit('Interwał musi być większy od 0', Qgis.Critical, 4)
self.reset()
return
points_on_line = []
max_interval = 0
intervals = []
for i in range(int(num_points)+1):
pt = geom.interpolate(float(max_interval))
points_on_line.append(pt)
intervals.append(max_interval)
max_interval += interval
data = {'points':points_on_line, 'intervals':intervals}
self.task = QgsTask.fromFunction('Pobieranie wysokości dla przekroju...', self.generateProfileFromPoints, data=data)
QgsApplication.taskManager().addTask(self.task)
def generateProfileFromPoints(self, task: QgsTask, data):
points_on_line = data.get('points')
intervals = data.get('intervals')
heights = []
total = 100/len(points_on_line)
for idx, pt in enumerate(points_on_line):
height = self.parent.getHeight(pt, special=True)
heights.append(height)
try:
self.task.setProgress( idx*total )
except AttributeError as e:
pass
if heights and intervals:
self.fillTable(heights, intervals)
self.parent.on_message.emit('Pomyślnie wygenerowano profil', Qgis.Success, 4)
self.task = None
def fillTable(self, heights, intervals):
for idx, interval in enumerate(intervals):
self.parent.twData.setRowCount(idx+1)
self.parent.twData.setItem(idx, 0, QTableWidgetItem(f'{interval}'))
self.parent.twData.setItem(idx, 1, QTableWidgetItem(heights[idx]))
def calculateDistance(self, geometry):
distanceArea = QgsDistanceArea()
distanceArea.setEllipsoid('GRS80')
distanceArea.setSourceCrs(QgsProject.instance().crs(), QgsCoordinateTransformContext())
length = distanceArea.measureLength(geometry)
result = distanceArea.convertLengthMeasurement(length, QgsUnitTypes.DistanceMeters)
return result
def reset(self):
self.tempLine.reset(QgsWkbTypes.LineGeometry)
self.tempGeom.reset(QgsWkbTypes.LineGeometry)
self.parent.dsbLineLength.setValue(0)
self.parent.twData.setRowCount(0)
def deactivate(self):
self.reset()
self.parent.dsbLineLength.setEnabled(False)
self.button().setChecked(False)
class VideoWidget(QVideoWidget):
def __init__(self, parent=None):
''' Constructor '''
super().__init__(parent)
self.surface = VideoWidgetSurface(self)
self.setAttribute(Qt.WA_OpaquePaintEvent)
self.Tracking_Video_RubberBand = QRubberBand(QRubberBand.Rectangle, self)
self.Censure_RubberBand = QRubberBand(QRubberBand.Rectangle, self)
color_blue = QColor(Qt.blue)
color_black = QColor(Qt.black)
color_amber = QColor(252, 215, 108)
pal_blue = QPalette()
pal_blue.setBrush(QPalette.Highlight, QBrush(color_blue))
self.Tracking_Video_RubberBand.setPalette(pal_blue)
pal_black = QPalette()
pal_black.setBrush(QPalette.Highlight, QBrush(color_black))
self.Censure_RubberBand.setPalette(pal_black)
self._interaction = InteractionState()
self._filterSatate = FilterState()
self._isinit = False
self._MGRS = False
self.gt = None
self.drawCesure = []
self.poly_coordinates, self.drawPtPos, self.drawLines, self.drawMeasureDistance, self.drawMeasureArea, self.drawPolygon = [], [], [], [], [], []
# Draw Polygon Canvas Rubberband
self.poly_Canvas_RubberBand = QgsRubberBand(
iface.mapCanvas(), True) # Polygon type
# set rubber band style
self.poly_Canvas_RubberBand.setColor(color_amber)
self.poly_Canvas_RubberBand.setWidth(3)
# Tracking Canvas Rubberband
self.Track_Canvas_RubberBand = QgsRubberBand(
iface.mapCanvas(), QgsWkbTypes.LineGeometry)
# set rubber band style
self.Track_Canvas_RubberBand.setColor(color_blue)
self.Track_Canvas_RubberBand.setWidth(5)
# Cursor Canvas Rubberband
self.Cursor_Canvas_RubberBand = QgsRubberBand(
iface.mapCanvas(), QgsWkbTypes.PointGeometry)
self.Cursor_Canvas_RubberBand.setWidth(4)
self.Cursor_Canvas_RubberBand.setColor(QColor(255, 100, 100, 250))
self.Cursor_Canvas_RubberBand.setIcon(QgsRubberBand.ICON_FULL_DIAMOND)
self.parent = parent.parent()
palette = self.palette()
palette.setColor(QPalette.Background, Qt.transparent)
self.setPalette(palette)
self.origin, self.dragPos = QPoint(), QPoint()
self.tapTimer = QBasicTimer()
self.brush = QBrush(color_black)
self.blue_Pen = QPen(color_blue, 3)
def removeLastLine(self):
''' Remove Last Line Objects '''
if self.drawLines:
try:
if self.drawLines[-1][3] == "mouseMoveEvent":
del self.drawLines[-1] # Remove mouseMoveEvent element
except Exception:
None
for pt in range(len(self.drawLines) - 1, -1, -1):
del self.drawLines[pt]
try:
if self.drawLines[pt - 1][0] is None:
break
except Exception:
None
self.UpdateSurface()
AddDrawLineOnMap(self.drawLines)
return
def removeLastSegmentLine(self):
''' Remove Last Segment Line Objects '''
try:
if self.drawLines[-1][3] == "mouseMoveEvent":
del self.drawLines[-1] # Remove mouseMoveEvent element
except Exception:
None
if self.drawLines:
if self.drawLines[-1][0] is None:
del self.drawLines[-1]
del self.drawLines[-1]
self.UpdateSurface()
AddDrawLineOnMap(self.drawLines)
return
def removeAllLines(self):
''' Resets Line List '''
if self.drawLines:
self.drawLines = []
self.UpdateSurface()
# Clear all Layer
RemoveAllDrawLineOnMap()
def ResetDrawMeasureDistance(self):
''' Resets Measure Distance List '''
self.drawMeasureDistance = []
def ResetDrawMeasureArea(self):
''' Resets Measure Area List '''
self.drawMeasureArea = []
def removeAllCensure(self):
''' Remove All Censure Objects '''
if self.drawCesure:
self.drawCesure = []
self.UpdateSurface()
def removeLastCensured(self):
''' Remove Last Censure Objects '''
if self.drawCesure:
del self.drawCesure[-1]
self.UpdateSurface()
def removeLastPoint(self):
''' Remove All Point Drawer Objects '''
if self.drawPtPos:
del self.drawPtPos[-1]
self.UpdateSurface()
RemoveLastDrawPointOnMap()
return
def removeAllPoint(self):
''' Remove All Point Drawer Objects '''
if self.drawPtPos:
self.drawPtPos = []
self.UpdateSurface()
# Clear all Layer
RemoveAllDrawPointOnMap()
return
def removeAllPolygon(self):
''' Remove All Polygon Drawer Objects '''
if self.drawPolygon:
self.drawPolygon = []
self.UpdateSurface()
# Clear all Layer
RemoveAllDrawPolygonOnMap()
def removeLastPolygon(self):
''' Remove Last Polygon Drawer Objects '''
if self.drawPolygon:
try:
if self.drawPolygon[-1][3] == "mouseMoveEvent":
del self.drawPolygon[-1] # Remove mouseMoveEvent element
except Exception:
None
for pt in range(len(self.drawPolygon) - 1, -1, -1):
del self.drawPolygon[pt]
try:
if self.drawPolygon[pt - 1][0] is None:
break
except Exception:
None
self.UpdateSurface()
# remove last index layer
RemoveLastDrawPolygonOnMap()
def keyPressEvent(self, event):
'''Exit fullscreen
:type event: QKeyEvent
:param event:
:return:
'''
if event.key() == Qt.Key_Escape and self.isFullScreen():
self.setFullScreen(False)
event.accept()
elif event.key() == Qt.Key_Enter and event.modifiers() & Qt.Key_Alt:
self.setFullScreen(not self.isFullScreen())
event.accept()
else:
super().keyPressEvent(event)
def mouseDoubleClickEvent(self, event):
"""
Mouse double click event
:type event: QMouseEvent
:param event:
:return:
"""
if GetImageHeight() == 0:
return
if(not vut.IsPointOnScreen(event.x(), event.y(), self.surface)):
return
if self.gt is not None and self._interaction.lineDrawer:
self.drawLines.append([None, None, None])
return
if self.gt is not None and self._interaction.measureDistance:
self.drawMeasureDistance.append([None, None, None])
return
if self.gt is not None and self._interaction.measureArea:
self.drawMeasureArea.append([None, None, None])
return
if self.gt is not None and self._interaction.polygonDrawer:
ok = AddDrawPolygonOnMap(self.poly_coordinates)
# Prevent invalid geometry (Polygon with 2 points)
if not ok:
return
self.drawPolygon.append([None, None, None])
# Empty RubberBand
for _ in range(self.poly_Canvas_RubberBand.numberOfVertices()):
self.poly_Canvas_RubberBand.removeLastPoint()
# Empty List
self.poly_coordinates = []
return
self.UpdateSurface()
self.setFullScreen(not self.isFullScreen())
event.accept()
def videoSurface(self):
''' Return video Surface '''
return self.surface
def UpdateSurface(self):
''' Update Video Surface only is is stopped or paused '''
if self.parent.playerState in (QMediaPlayer.StoppedState,
QMediaPlayer.PausedState):
self.update()
QApplication.processEvents()
def sizeHint(self):
''' This property holds the recommended size for the widget '''
return self.surface.surfaceFormat().sizeHint()
def currentFrame(self):
''' Return current frame QImage '''
return self.surface.image
def SetInvertColor(self, value):
'''Set Invert color filter
@type value: bool
@param value:
@return:
'''
self._filterSatate.invertColorFilter = value
def SetObjectTracking(self, value):
'''Set Object Tracking
@type value: bool
@param value:
@return:
'''
self._interaction.objectTracking = value
def SetMeasureDistance(self, value):
'''Set measure Distance
@type value: bool
@param value:
@return:
'''
self._interaction.measureDistance = value
def SetMeasureArea(self, value):
'''Set measure Area
@type value: bool
@param value:
@return:
'''
self._interaction.measureArea = value
def SetHandDraw(self, value):
'''Set Hand Draw
@type value: bool
@param value:
@return:
'''
self._interaction.HandDraw = value
def SetCensure(self, value):
'''Set Censure Video Parts
@type value: bool
@param value:
@return:
'''
self._interaction.censure = value
def SetMGRS(self, value):
'''Set MGRS Cursor Coordinates
@type value: bool
@param value:
@return:
'''
self._MGRS = value
def SetGray(self, value):
'''Set gray scale
@type value: bool
@param value:
@return:
'''
self._filterSatate.grayColorFilter = value
def SetMirrorH(self, value):
'''Set Horizontal Mirror
@type value: bool
@param value:
@return:
'''
self._filterSatate.MirroredHFilter = value
def SetNDVI(self, value):
'''Set NDVI
@type value: bool
@param value:
@return:
'''
self._filterSatate.NDVI = value
def SetEdgeDetection(self, value):
'''Set Canny Edge filter
@type value: bool
@param value:
@return:
'''
self._filterSatate.edgeDetectionFilter = value
def SetAutoContrastFilter(self, value):
'''Set Automatic Contrast filter
@type value: bool
@param value:
@return:
'''
self._filterSatate.contrastFilter = value
def SetMonoFilter(self, value):
'''Set mono filter
@type value: bool
@param value:
@return:
'''
self._filterSatate.monoFilter = value
def RestoreFilters(self):
''' Remove and restore all video filters '''
self._filterSatate.clear()
def RestoreDrawer(self):
''' Remove and restore all Drawer Options '''
self._interaction.clear()
# Magnifier Glass
self.dragPos = QPoint()
self.tapTimer.stop()
def RemoveCanvasRubberbands(self):
''' Remove Canvas Rubberbands '''
self.poly_Canvas_RubberBand.reset()
self.Track_Canvas_RubberBand.reset(QgsWkbTypes.LineGeometry)
self.Cursor_Canvas_RubberBand.reset(QgsWkbTypes.PointGeometry)
def paintEvent(self, event):
"""
@type event: QPaintEvent
@param event:
@return:
"""
if not self.surface.isActive():
return
self.painter = QPainter(self)
self.painter.setRenderHint(QPainter.HighQualityAntialiasing)
region = event.region()
self.painter.fillRect(region.boundingRect(), self.brush) # Background painter color
try:
self.surface.paint(self.painter)
SetImageSize(self.currentFrame().width(),
self.currentFrame().height())
except Exception:
None
# Prevent draw on video if not started or finished
if self.parent.player.position() == 0:
self.painter.end()
return
self.gt = GetGCPGeoTransform()
# Draw On Video
draw.drawOnVideo(self.drawPtPos, self.drawLines, self.drawPolygon,
self.drawMeasureDistance, self.drawMeasureArea, self.drawCesure, self.painter, self.surface, self.gt)
# Draw On Video Object tracking test
if self._interaction.objectTracking and self._isinit:
frame = convertQImageToMat(self.currentFrame())
offset = self.surface.videoRect()
# Update tracker
result = resize(frame, (offset.width(), offset.height()))
ok, bbox = self.tracker.update(result)
# Draw bounding box
if ok:
# check negative values
x = bbox[0] + offset.x()
y = bbox[1] + offset.y()
if vut.IsPointOnScreen(x, y, self.surface):
self.painter.setPen(self.blue_Pen)
self.painter.drawRect(x, y, bbox[2], bbox[3])
# Get Track object center
xc = x + (bbox[2] / 2)
yc = y + (bbox[3] / 2)
p = QPoint(xc, yc)
Longitude, Latitude, _ = vut.GetPointCommonCoords(
p, self.surface)
# Draw Rubber Band on canvas
self.Track_Canvas_RubberBand.addPoint(QgsPointXY(Longitude, Latitude))
else:
self._isinit = False
del self.tracker
# Magnifier Glass
if self._interaction.magnifier and not self.dragPos.isNull():
draw.drawMagnifierOnVideo(self, self.dragPos, self.currentFrame(), self.painter)
# Stamp On Video
if self._interaction.stamp:
draw.drawStampOnVideo(self, self.painter)
self.painter.end()
return
def resizeEvent(self, _):
"""
@type _: QMouseEvent
@param _:
@return:
"""
self.surface.updateVideoRect()
self.update()
# Magnifier Glass
if self._interaction.magnifier and not self.dragPos.isNull():
draw.drawMagnifierOnVideo(self, self.dragPos, self.currentFrame(), self.painter)
# QApplication.processEvents()
def AddMoveEventValue(self, values, Longitude, Latitude, Altitude):
"""
Remove and Add move value for fluid drawing
@type values: list
@param values: Points list
@type Longitude: float
@param Longitude: Longitude value
@type Latitude: float
@param Latitude: Latitude value
@type Altitude: float
@param Altitude: Altitude value
"""
for idx, pt in enumerate(values):
if pt[-1] == "mouseMoveEvent":
del values[idx]
values.append([Longitude, Latitude, Altitude, "mouseMoveEvent"])
self.UpdateSurface()
def mouseMoveEvent(self, event):
"""
@type event: QMouseEvent
@param event:
@return:
"""
# Magnifier mouseMoveEvent
# Magnifier can move on black screen for show image borders
if self._interaction.magnifier:
if event.buttons():
self.dragPos = event.pos()
self.UpdateSurface()
# check if the point is on picture (not in black borders)
if(not vut.IsPointOnScreen(event.x(), event.y(), self.surface)):
self.setCursor(QCursor(Qt.ArrowCursor))
self.Cursor_Canvas_RubberBand.reset(QgsWkbTypes.PointGeometry)
return
# Prevent draw on video if not started or finished
if self.parent.player.position() == 0:
return
# Mouser cursor drawing
if self._interaction.pointDrawer or self._interaction.polygonDrawer or self._interaction.lineDrawer or self._interaction.measureDistance or self._interaction.measureArea or self._interaction.censure or self._interaction.objectTracking:
self.setCursor(QCursor(Qt.CrossCursor))
# Cursor Coordinates
if self.gt is not None:
Longitude, Latitude, Altitude = vut.GetPointCommonCoords(
event, self.surface)
tr = QgsCoordinateTransform( QgsCoordinateReferenceSystem( 'EPSG:4326' ), iface.mapCanvas().mapSettings().destinationCrs(), QgsProject.instance().transformContext() )
mapPt = tr.transform( QgsPointXY(Longitude, Latitude) )
vertices = self.Cursor_Canvas_RubberBand.numberOfVertices()
if vertices > 0:
self.Cursor_Canvas_RubberBand.removePoint(0, True, 0)
self.Cursor_Canvas_RubberBand.movePoint( mapPt, 0)
else:
self.Cursor_Canvas_RubberBand.addPoint( mapPt )
if self._MGRS:
try:
mgrsCoords = mgrs.toMgrs(Latitude, Longitude)
except Exception:
mgrsCoords = ""
txt = "<span style='font-size:9pt; font-weight:normal;'>" + \
("%s" % mgrsCoords) + "</span>"
else:
txt = "<span style='font-size:10pt; font-weight:bold;'>Lon : </span>"
txt += "<span style='font-size:9pt; font-weight:normal;'>" + \
("%.3f" % Longitude) + "</span>"
txt += "<span style='font-size:10pt; font-weight:bold;'> Lat : </span>"
txt += "<span style='font-size:9pt; font-weight:normal;'>" + \
("%.3f" % Latitude) + "</span>"
if hasElevationModel():
txt += "<span style='font-size:10pt; font-weight:bold;'> Alt : </span>"
txt += "<span style='font-size:9pt; font-weight:normal;'>" + \
("%.0f" % Altitude) + "</span>"
else:
txt += "<span style='font-size:10pt; font-weight:bold;'> Alt : </span>"
txt += "<span style='font-size:9pt; font-weight:normal;'>-</span>"
self.parent.lb_cursor_coord.setText(txt)
# Polygon drawer mouseMoveEvent
if self._interaction.polygonDrawer:
self.AddMoveEventValue(self.drawPolygon, Longitude, Latitude, Altitude)
# Line drawer mouseMoveEvent
if self._interaction.lineDrawer:
self.AddMoveEventValue(self.drawLines, Longitude, Latitude, Altitude)
# Measure Distance drawer mouseMoveEvent
if self._interaction.measureDistance and self.drawMeasureDistance:
self.AddMoveEventValue(self.drawMeasureDistance, Longitude, Latitude, Altitude)
# Measure Area drawer mouseMoveEvent
if self._interaction.measureArea and self.drawMeasureArea:
self.AddMoveEventValue(self.drawMeasureArea, Longitude, Latitude, Altitude)
else:
self.parent.lb_cursor_coord.setText("<span style='font-size:10pt; font-weight:bold;'>Lon :</span>" +
"<span style='font-size:9pt; font-weight:normal;'>-</span>" +
"<span style='font-size:10pt; font-weight:bold;'> Lat :</span>" +
"<span style='font-size:9pt; font-weight:normal;'>-</span>" +
"<span style='font-size:10pt; font-weight:bold;'> Alt :</span>" +
"<span style='font-size:9pt; font-weight:normal;'>-</span>")
if not event.buttons():
return
# Object tracking rubberband
if not self.Tracking_Video_RubberBand.isHidden():
self.Tracking_Video_RubberBand.setGeometry(
QRect(self.origin, event.pos()).normalized())
# Censure rubberband
if not self.Censure_RubberBand.isHidden():
self.Censure_RubberBand.setGeometry(
QRect(self.origin, event.pos()).normalized())
def timerEvent(self, _):
""" Time Event (Magnifier method)"""
if not self._interaction.magnifier:
self.activateMagnifier()
def mousePressEvent(self, event):
"""
@type event: QMouseEvent
@param event:
@return:
"""
if GetImageHeight() == 0:
return
# Prevent draw on video if not started or finished
if self.parent.player.position() == 0:
return
if event.button() == Qt.LeftButton:
# Magnifier Glass
if self._interaction.magnifier:
self.dragPos = event.pos()
self.tapTimer.stop()
self.tapTimer.start(10, self)
if(not vut.IsPointOnScreen(event.x(), event.y(), self.surface)):
return
# point drawer
if self.gt is not None and self._interaction.pointDrawer:
Longitude, Latitude, Altitude = vut.GetPointCommonCoords(
event, self.surface)
pointIndex = len(self.drawPtPos) + 1
AddDrawPointOnMap(pointIndex, Longitude,
Latitude, Altitude)
self.drawPtPos.append([Longitude, Latitude, Altitude])
# polygon drawer
if self.gt is not None and self._interaction.polygonDrawer:
Longitude, Latitude, Altitude = vut.GetPointCommonCoords(
event, self.surface)
self.poly_Canvas_RubberBand.addPoint(QgsPointXY(Longitude, Latitude))
self.poly_coordinates.extend(QgsPointXY(Longitude, Latitude))
self.drawPolygon.append([Longitude, Latitude, Altitude])
# line drawer
if self.gt is not None and self._interaction.lineDrawer:
Longitude, Latitude, Altitude = vut.GetPointCommonCoords(
event, self.surface)
self.drawLines.append([Longitude, Latitude, Altitude])
AddDrawLineOnMap(self.drawLines)
self.origin = event.pos()
# Object Tracking Interaction
if self._interaction.objectTracking:
self.Tracking_Video_RubberBand.setGeometry(
QRect(self.origin, QSize()))
self.Tracking_Video_RubberBand.show()
# Censure Interaction
if self._interaction.censure:
self.Censure_RubberBand.setGeometry(
QRect(self.origin, QSize()))
self.Censure_RubberBand.show()
# Measure Distance drawer
if self.gt is not None and self._interaction.measureDistance:
Longitude, Latitude, Altitude = vut.GetPointCommonCoords(
event, self.surface)
self.drawMeasureDistance.append([Longitude, Latitude, Altitude])
# Measure Distance drawer
if self.gt is not None and self._interaction.measureArea:
Longitude, Latitude, Altitude = vut.GetPointCommonCoords(
event, self.surface)
self.drawMeasureArea.append([Longitude, Latitude, Altitude])
# if not called, the paint event is not triggered.
self.UpdateSurface()
def activateMagnifier(self):
""" Activate Magnifier Glass """
self.tapTimer.stop()
self.UpdateSurface()
def SetMagnifier(self, value):
"""Set Magnifier Glass
@type value: bool
@param value:
"""
self._interaction.magnifier = value
# We avoid that the second time we activate the tool, save the previous position.
# Always keep the same behavior of the tool
if not value:
self.dragPos = QPoint()
self.tapTimer.stop()
def SetStamp(self, value):
"""Set Stamp
@type value: bool
@param value:
"""
self._interaction.stamp = value
def SetPointDrawer(self, value):
"""Set Point Drawer
@type value: bool
@param value:
"""
self._interaction.pointDrawer = value
def SetLineDrawer(self, value):
"""Set Line Drawer
@type value: bool
@param value:
"""
self._interaction.lineDrawer = value
def SetPolygonDrawer(self, value):
"""Set Polygon Drawer
@type value: bool
@param value:
"""
self._interaction.polygonDrawer = value
def mouseReleaseEvent(self, _):
"""
@type event: QMouseEvent
@param event:
@return:
"""
# Prevent draw on video if not started or finished
if self.parent.player.position() == 0:
return
# Censure Draw Interaction
if self._interaction.censure:
geom = self.Censure_RubberBand.geometry()
self.Censure_RubberBand.hide()
self.drawCesure.append([geom])
# Object Tracking Interaction
if self._interaction.objectTracking:
geom = self.Tracking_Video_RubberBand.geometry()
offset = self.surface.videoRect()
bbox = (geom.x() - offset.x(), geom.y() - offset.y(), geom.width(), geom.height())
img = self.currentFrame()
frame = convertQImageToMat(img)
# Remo rubberband on canvas and video
self.Tracking_Video_RubberBand.hide()
self.Track_Canvas_RubberBand.reset()
self.tracker = TrackerMOSSE_create()
result = resize(frame, (offset.width(), offset.height()))
try:
ok = self.tracker.init(result, bbox)
except Exception:
return
if ok:
self._isinit = True
# Get Traker center
xc = bbox[0] + (geom.width() / 2)
yc = bbox[1] + (geom.height() / 2)
p = QPoint(xc, yc)
Longitude, Latitude, _ = vut.GetPointCommonCoords(
p, self.surface)
# Draw Rubber Band on canvas
self.Track_Canvas_RubberBand.addPoint(QgsPointXY(Longitude, Latitude))
else:
self._isinit = False
def leaveEvent(self, _):
"""
@type _: QEvent
@param _:
@return:
"""
# Remove coordinates label value
self.parent.lb_cursor_coord.setText("")
# Change cursor
self.setCursor(QCursor(Qt.ArrowCursor))
# Reset mouse rubberband
self.Cursor_Canvas_RubberBand.reset(QgsWkbTypes.PointGeometry)
class SplitMapTool(QgsMapToolEdit):
def __init__(self, canvas, layer, actionMoveVertices, actionAddVertices,
actionRemoveVertices, actionMoveSegment, actionLineClose,
actionLineOpen, actionMoveLine):
super(SplitMapTool, self).__init__(canvas)
self.canvas = canvas
self.scene = canvas.scene()
self.layer = layer
self.actionMoveVertices = actionMoveVertices
self.actionAddVertices = actionAddVertices
self.actionRemoveVertices = actionRemoveVertices
self.actionMoveSegment = actionMoveSegment
self.actionLineClose = actionLineClose
self.actionLineOpen = actionLineOpen
self.actionMoveLine = actionMoveLine
self.initialize()
def initialize(self):
try:
self.canvas.renderStarting.disconnect(self.mapCanvasChanged)
except:
pass
self.canvas.renderStarting.connect(self.mapCanvasChanged)
try:
self.layer.editingStopped.disconnect(self.stopCapturing)
except:
pass
self.layer.editingStopped.connect(self.stopCapturing)
self.selectedFeatures = self.layer.selectedFeatures()
self.rubberBand = None
self.tempRubberBand = None
self.capturedPoints = []
self.capturing = False
self.setCursor(Qt.CrossCursor)
self.proj = QgsProject.instance()
self.labels = []
self.vertices = []
self.calculator = QgsDistanceArea()
self.calculator.setSourceCrs(self.layer.dataProvider().crs(),
QgsProject.instance().transformContext())
self.calculator.setEllipsoid(
self.layer.dataProvider().crs().ellipsoidAcronym())
self.drawingLine = False
self.movingVertices = False
self.addingVertices = False
self.removingVertices = False
self.movingSegment = False
self.movingLine = False
self.showingVertices = False
self.movingVertex = -1
self.movingSegm = -1
self.movingLineInitialPoint = None
self.lineClosed = False
def restoreAction(self):
self.addingVertices = False
self.removingVertices = False
self.movingVertices = False
self.movingSegment = False
self.movingLine = False
self.showingVertices = False
self.drawingLine = True
self.movingVertex = -1
self.movingLineInitialPoint = None
self.deleteVertices()
self.redrawRubberBand()
self.redrawTempRubberBand()
self.canvas.scene().addItem(self.tempRubberBand)
self.redrawActions()
def mapCanvasChanged(self):
self.redrawAreas()
if self.showingVertices:
self.redrawVertices()
def canvasMoveEvent(self, event):
if self.drawingLine and not self.lineClosed:
if self.tempRubberBand != None and self.capturing:
mapPoint = self.toMapCoordinates(event.pos())
self.tempRubberBand.movePoint(mapPoint)
self.redrawAreas(event.pos())
if self.movingVertices and self.movingVertex >= 0:
layerPoint = self.toLayerCoordinates(self.layer, event.pos())
self.capturedPoints[self.movingVertex] = layerPoint
if self.lineClosed and self.movingVertex == 0:
self.capturedPoints[len(self.capturedPoints) - 1] = layerPoint
self.redrawRubberBand()
self.redrawVertices()
self.redrawAreas()
if self.movingSegment and self.movingSegm >= 0:
currentPoint = self.toLayerCoordinates(self.layer, event.pos())
distance = self.distancePoint(currentPoint,
self.movingLineInitialPoint)
bearing = self.movingLineInitialPoint.azimuth(currentPoint)
self.capturedPoints[self.movingSegm] = self.projectPoint(
self.capturedPoints[self.movingSegm], distance, bearing)
self.capturedPoints[self.movingSegm + 1] = self.projectPoint(
self.capturedPoints[self.movingSegm + 1], distance, bearing)
if self.lineClosed:
if self.movingSegm == 0:
self.capturedPoints[
len(self.capturedPoints) - 1] = self.projectPoint(
self.capturedPoints[len(self.capturedPoints) - 1],
distance, bearing)
elif self.movingSegm == len(self.capturedPoints) - 2:
self.capturedPoints[0] = self.projectPoint(
self.capturedPoints[0], distance, bearing)
self.redrawRubberBand()
self.redrawVertices()
self.redrawAreas()
self.movingLineInitialPoint = currentPoint
if self.movingLine and self.movingLineInitialPoint != None:
currentPoint = self.toLayerCoordinates(self.layer, event.pos())
distance = self.distancePoint(currentPoint,
self.movingLineInitialPoint)
bearing = self.movingLineInitialPoint.azimuth(currentPoint)
for i in range(len(self.capturedPoints)):
self.capturedPoints[i] = self.projectPoint(
self.capturedPoints[i], distance, bearing)
self.redrawRubberBand()
self.redrawAreas()
self.movingLineInitialPoint = currentPoint
def projectPoint(self, point, distance, bearing):
rads = bearing * pi / 180.0
dx = distance * sin(rads)
dy = distance * cos(rads)
return QgsPointXY(point.x() + dx, point.y() + dy)
def redrawAreas(self, mousePos=None):
self.deleteLabels()
if self.capturing and len(self.capturedPoints) > 0:
for i in range(len(self.selectedFeatures)):
geometry = QgsGeometry(self.selectedFeatures[i].geometry())
movingPoints = list(self.capturedPoints)
if mousePos != None:
movingPoints.append(
self.toLayerCoordinates(self.layer, mousePos))
result, newGeometries, topoTestPoints = geometry.splitGeometry(
movingPoints, self.proj.topologicalEditing())
self.addLabel(geometry)
if newGeometries != None and len(newGeometries) > 0:
for i in range(len(newGeometries)):
self.addLabel(newGeometries[i])
def addLabel(self, geometry):
area = self.calculator.measureArea(geometry)
labelPoint = geometry.pointOnSurface().vertexAt(0)
label = QGraphicsTextItem("%.2f" % round(area, 2))
label.setHtml(
"<div style=\"color:#ffffff;background:#111111;padding:5px\">" +
"%.2f" % round(area, 2) + " " +
areaUnits[self.calculator.areaUnits()] + "</div>")
point = self.toMapCoordinatesV2(self.layer, labelPoint)
label.setPos(self.toCanvasCoordinates(QgsPointXY(point.x(),
point.y())))
self.scene.addItem(label)
self.labels.append(label)
def deleteLabels(self):
for i in range(len(self.labels)):
self.scene.removeItem(self.labels[i])
self.labels = []
def canvasPressEvent(self, event):
if self.movingVertices:
for i in range(len(self.capturedPoints)):
point = self.toMapCoordinates(self.layer,
self.capturedPoints[i])
currentVertex = self.toCanvasCoordinates(
QgsPointXY(point.x(), point.y()))
if self.distancePoint(event.pos(),
currentVertex) <= maxDistanceHitTest:
self.movingVertex = i
break
if self.movingSegment:
for i in range(len(self.capturedPoints) - 1):
vertex1 = self.toMapCoordinates(self.layer,
self.capturedPoints[i])
currentVertex1 = self.toCanvasCoordinates(
QgsPointXY(vertex1.x(), vertex1.y()))
vertex2 = self.toMapCoordinates(self.layer,
self.capturedPoints[i + 1])
currentVertex2 = self.toCanvasCoordinates(
QgsPointXY(vertex2.x(), vertex2.y()))
if self.distancePointLine(
event.pos().x(),
event.pos().y(), currentVertex1.x(),
currentVertex1.y(), currentVertex2.x(),
currentVertex2.y()) <= maxDistanceHitTest:
self.movingSegm = i
break
self.movingLineInitialPoint = self.toLayerCoordinates(
self.layer, event.pos())
def distancePoint(self, eventPos, vertexPos):
return sqrt((eventPos.x() - vertexPos.x())**2 +
(eventPos.y() - vertexPos.y())**2)
def canvasReleaseEvent(self, event):
if self.movingVertices or self.movingSegment or self.movingLine:
if event.button() == Qt.RightButton:
self.finishOperation()
elif self.addingVertices:
if event.button() == Qt.LeftButton:
self.addVertex(event.pos())
elif event.button() == Qt.RightButton:
self.finishOperation()
elif self.removingVertices:
if event.button() == Qt.LeftButton:
self.removeVertex(event.pos())
elif event.button() == Qt.RightButton:
self.finishOperation()
else:
if event.button() == Qt.LeftButton:
if not self.lineClosed:
if not self.capturing:
self.startCapturing()
self.addEndingVertex(event.pos())
elif event.button() == Qt.RightButton:
self.finishOperation()
self.movingVertex = -1
self.movingSegm = -1
self.movingLineInitialPoint = None
self.redrawActions()
def keyReleaseEvent(self, event):
if event.key() == Qt.Key_Escape:
self.stopCapturing()
if event.key() == Qt.Key_Backspace or event.key() == Qt.Key_Delete:
self.removeLastVertex()
if event.key() == Qt.Key_Return or event.key() == Qt.Key_Enter:
self.finishOperation()
event.accept()
self.redrawActions()
def finishOperation(self):
self.doSplit()
self.stopCapturing()
self.initialize()
self.startCapturing()
def doSplit(self):
if self.capturedPoints != None:
self.layer.splitFeatures(self.capturedPoints,
self.proj.topologicalEditing())
def startCapturing(self):
self.prepareRubberBand()
self.prepareTempRubberBand()
self.drawingLine = True
self.capturing = True
self.redrawActions()
def prepareRubberBand(self):
color = QColor("red")
color.setAlphaF(0.78)
self.rubberBand = QgsRubberBand(self.canvas, QgsWkbTypes.LineGeometry)
self.rubberBand.setWidth(1)
self.rubberBand.setColor(color)
self.rubberBand.show()
def prepareTempRubberBand(self):
color = QColor("red")
color.setAlphaF(0.78)
self.tempRubberBand = QgsRubberBand(self.canvas,
QgsWkbTypes.LineGeometry)
self.tempRubberBand.setWidth(1)
self.tempRubberBand.setColor(color)
self.tempRubberBand.setLineStyle(Qt.DotLine)
self.tempRubberBand.show()
def redrawRubberBand(self):
self.canvas.scene().removeItem(self.rubberBand)
self.prepareRubberBand()
for i in range(len(self.capturedPoints)):
point = self.capturedPoints[i]
if point.__class__ == QgsPoint:
vertexCoord = self.toMapCoordinatesV2(self.layer,
self.capturedPoints[i])
vertexCoord = QgsPointXY(vertexCoord.x(), vertexCoord.y())
else:
vertexCoord = self.toMapCoordinates(self.layer,
self.capturedPoints[i])
self.rubberBand.addPoint(vertexCoord)
def redrawTempRubberBand(self):
if self.tempRubberBand != None:
self.tempRubberBand.reset(QgsWkbTypes.LineGeometry)
self.tempRubberBand.addPoint(
self.toMapCoordinates(
self.layer,
self.capturedPoints[len(self.capturedPoints) - 1]))
def stopCapturing(self):
self.deleteLabels()
self.deleteVertices()
if self.rubberBand:
self.canvas.scene().removeItem(self.rubberBand)
self.rubberBand = None
if self.tempRubberBand:
self.canvas.scene().removeItem(self.tempRubberBand)
self.tempRubberBand = None
self.drawingLine = False
self.movingVertices = False
self.showingVertices = False
self.capturing = False
self.capturedPoints = []
self.canvas.refresh()
self.redrawActions()
def addEndingVertex(self, canvasPoint):
mapPoint = self.toMapCoordinates(canvasPoint)
layerPoint = self.toLayerCoordinates(self.layer, canvasPoint)
self.rubberBand.addPoint(mapPoint)
self.capturedPoints.append(layerPoint)
self.tempRubberBand.reset(QgsWkbTypes.LineGeometry)
self.tempRubberBand.addPoint(mapPoint)
def removeLastVertex(self):
if not self.capturing: return
rubberBandSize = self.rubberBand.numberOfVertices()
tempRubberBandSize = self.tempRubberBand.numberOfVertices()
numPoints = len(self.capturedPoints)
if rubberBandSize < 1 or numPoints < 1:
return
self.rubberBand.removePoint(-1)
if rubberBandSize > 1:
if tempRubberBandSize > 1:
point = self.rubberBand.getPoint(0, rubberBandSize - 2)
self.tempRubberBand.movePoint(tempRubberBandSize - 2, point)
else:
self.tempRubberBand.reset(self.bandType())
del self.capturedPoints[-1]
def addVertex(self, pos):
newCapturedPoints = []
for i in range(len(self.capturedPoints) - 1):
newCapturedPoints.append(self.capturedPoints[i])
vertex1 = self.toMapCoordinates(self.layer, self.capturedPoints[i])
currentVertex1 = self.toCanvasCoordinates(
QgsPointXY(vertex1.x(), vertex1.y()))
vertex2 = self.toMapCoordinates(self.layer,
self.capturedPoints[i + 1])
currentVertex2 = self.toCanvasCoordinates(
QgsPointXY(vertex2.x(), vertex2.y()))
distance = self.distancePointLine(pos.x(), pos.y(),
currentVertex1.x(),
currentVertex1.y(),
currentVertex2.x(),
currentVertex2.y())
if distance <= maxDistanceHitTest:
layerPoint = self.toLayerCoordinates(self.layer, pos)
newCapturedPoints.append(layerPoint)
newCapturedPoints.append(self.capturedPoints[len(self.capturedPoints) -
1])
self.capturedPoints = newCapturedPoints
self.redrawRubberBand()
self.redrawVertices()
self.redrawAreas()
self.redrawActions()
def removeVertex(self, pos):
deletedFirst = False
deletedLast = False
newCapturedPoints = []
for i in range(len(self.capturedPoints)):
vertex = self.toMapCoordinates(self.layer, self.capturedPoints[i])
currentVertex = self.toCanvasCoordinates(
QgsPointXY(vertex.x(), vertex.y()))
if not self.distancePoint(pos,
currentVertex) <= maxDistanceHitTest:
newCapturedPoints.append(self.capturedPoints[i])
elif i == 0:
deletedFirst = True
elif i == len(self.capturedPoints) - 1:
deletedLast = True
self.capturedPoints = newCapturedPoints
if deletedFirst and deletedLast:
self.lineClosed = False
self.redrawRubberBand()
self.redrawVertices()
self.redrawAreas()
self.redrawActions()
if len(self.capturedPoints) <= 2:
self.stopRemovingVertices()
def startMovingVertices(self):
self.stopMovingLine()
self.stopAddingVertices()
self.stopRemovingVertices()
self.stopMovingSegment()
self.actionMoveVertices.setChecked(True)
self.movingVertices = True
self.showingVertices = True
self.drawingLine = False
self.canvas.scene().removeItem(self.tempRubberBand)
self.redrawVertices()
self.redrawAreas()
self.redrawActions()
def stopMovingVertices(self):
self.movingVertices = False
self.actionMoveVertices.setChecked(False)
self.restoreAction()
def startAddingVertices(self):
self.stopMovingVertices()
self.stopRemovingVertices()
self.stopMovingLine()
self.stopMovingSegment()
self.actionAddVertices.setChecked(True)
self.addingVertices = True
self.showingVertices = True
self.drawingLine = False
self.canvas.scene().removeItem(self.tempRubberBand)
self.redrawVertices()
self.redrawAreas()
self.redrawActions()
def stopAddingVertices(self):
self.addVertices = False
self.actionAddVertices.setChecked(False)
self.restoreAction()
def startRemovingVertices(self):
self.stopMovingVertices()
self.stopAddingVertices()
self.stopMovingLine()
self.stopMovingSegment()
self.actionRemoveVertices.setChecked(True)
self.removingVertices = True
self.showingVertices = True
self.drawingLine = False
self.canvas.scene().removeItem(self.tempRubberBand)
self.redrawVertices()
self.redrawAreas()
self.redrawActions()
def stopRemovingVertices(self):
self.removingVertices = False
self.actionRemoveVertices.setChecked(False)
self.restoreAction()
def startMovingSegment(self):
self.stopMovingVertices()
self.stopMovingLine()
self.stopAddingVertices()
self.stopRemovingVertices()
self.actionMoveSegment.setChecked(True)
self.movingSegment = True
self.showingVertices = False
self.drawingLine = False
self.canvas.scene().removeItem(self.tempRubberBand)
self.redrawVertices()
self.redrawAreas()
self.redrawActions()
def stopMovingSegment(self):
self.movingSegment = False
self.actionMoveSegment.setChecked(False)
self.restoreAction()
def startMovingLine(self):
self.stopMovingVertices()
self.stopAddingVertices()
self.stopRemovingVertices()
self.stopMovingSegment()
self.actionMoveLine.setChecked(True)
self.movingLine = True
self.showingVertices = False
self.drawingLine = False
self.canvas.scene().removeItem(self.tempRubberBand)
self.redrawAreas()
self.redrawActions()
def stopMovingLine(self):
self.actionMoveLine.setChecked(False)
self.restoreAction()
def lineClose(self):
self.lineClosed = True
self.capturedPoints.append(self.capturedPoints[0])
self.redrawRubberBand()
self.redrawTempRubberBand()
self.redrawAreas()
self.redrawActions()
def lineOpen(self):
self.lineClosed = False
del self.capturedPoints[-1]
self.redrawRubberBand()
self.redrawTempRubberBand()
self.redrawAreas()
self.redrawActions()
def showVertices(self):
for i in range(len(self.capturedPoints)):
vertexc = self.toMapCoordinates(self.layer, self.capturedPoints[i])
vertexCoords = self.toCanvasCoordinates(
QgsPointXY(vertexc.x(), vertexc.y()))
if i == self.movingVertex:
vertex = self.scene.addRect(vertexCoords.x() - 5,
vertexCoords.y() - 5, 10, 10,
QPen(QColor("green")),
QBrush(QColor("green")))
self.vertices.append(vertex)
elif i == len(self.capturedPoints
) - 1 and self.movingVertex == 0 and self.lineClosed:
vertex = self.scene.addRect(vertexCoords.x() - 5,
vertexCoords.y() - 5, 10, 10,
QPen(QColor("green")),
QBrush(QColor("green")))
self.vertices.append(vertex)
else:
vertex = self.scene.addRect(vertexCoords.x() - 4,
vertexCoords.y() - 4, 8, 8,
QPen(QColor("red")),
QBrush(QColor("red")))
self.vertices.append(vertex)
def deleteVertices(self):
for i in range(len(self.vertices)):
self.scene.removeItem(self.vertices[i])
self.vertices = []
def lineMagnitude(self, x1, y1, x2, y2):
return sqrt(pow((x2 - x1), 2) + pow((y2 - y1), 2))
def distancePointLine(self, px, py, x1, y1, x2, y2):
magnitude = self.lineMagnitude(x1, y1, x2, y2)
if magnitude < 0.00000001:
distance = 9999
return distance
u1 = (((px - x1) * (x2 - x1)) + ((py - y1) * (y2 - y1)))
u = u1 / (magnitude * magnitude)
if (u < 0.00001) or (u > 1):
ix = self.lineMagnitude(px, py, x1, y1)
iy = self.lineMagnitude(px, py, x2, y2)
if ix > iy:
distance = iy
else:
distance = ix
else:
ix = x1 + u * (x2 - x1)
iy = y1 + u * (y2 - y1)
distance = self.lineMagnitude(px, py, ix, iy)
return distance
def redrawVertices(self):
self.deleteVertices()
self.showVertices()
def redrawActions(self):
self.redrawActionMoveVertices()
self.redrawActionAddVertices()
self.redrawActionRemoveVertices()
self.redrawActionMoveSegment()
self.redrawActionLineClose()
self.redrawActionLineOpen()
self.redrawActionMoveLine()
def redrawActionMoveVertices(self):
self.actionMoveVertices.setEnabled(False)
if len(self.capturedPoints) > 0:
self.actionMoveVertices.setEnabled(True)
def redrawActionAddVertices(self):
self.actionAddVertices.setEnabled(False)
if len(self.capturedPoints) >= 2:
self.actionAddVertices.setEnabled(True)
def redrawActionRemoveVertices(self):
self.actionRemoveVertices.setEnabled(False)
if len(self.capturedPoints) > 2:
self.actionRemoveVertices.setEnabled(True)
def redrawActionMoveSegment(self):
self.actionMoveSegment.setEnabled(False)
if len(self.capturedPoints) > 2:
self.actionMoveSegment.setEnabled(True)
def redrawActionLineClose(self):
self.actionLineClose.setEnabled(False)
if not self.lineClosed and len(self.capturedPoints) >= 3:
self.actionLineClose.setEnabled(True)
def redrawActionLineOpen(self):
self.actionLineOpen.setEnabled(False)
if self.lineClosed:
self.actionLineOpen.setEnabled(True)
def redrawActionMoveLine(self):
self.actionMoveLine.setEnabled(False)
if len(self.capturedPoints) > 0:
self.actionMoveLine.setEnabled(True)
class APISMapToolEmitPolygonAndPoint(QgsMapTool, APISMapToolMixin):
mappingFinished = pyqtSignal(QgsGeometry, QgsGeometry,
QgsCoordinateReferenceSystem)
def __init__(self, canvas):
QgsMapTool.__init__(self, canvas)
self.canvas = canvas
self.rubberBand = None
self.tempRubberBand = None
self.vertexMarker = None
self.capturedPoints = []
self.derivedPoint = None
self.capturing = False
self.setCursor(Qt.CrossCursor)
def canvasReleaseEvent(self, event):
if event.button() == Qt.LeftButton:
if not self.capturing:
self.startCapturing()
self.addVertex(event.pos())
elif event.button() == Qt.RightButton:
point = self.getDerivedPoint()
polygon = self.getCapturedPolygon()
self.stopCapturing()
if point is not None and polygon is not None:
pointGeom = self.getPointGeometry(point)
polygonGeom = self.getPolygonGeometry(polygon)
if pointGeom is not None and polygonGeom is not None:
self.mappingFinished.emit(
pointGeom, polygonGeom,
self.canvas.mapSettings().destinationCrs())
else:
self.clearScene()
else:
self.clearScene()
def canvasMoveEvent(self, event):
if self.tempRubberBand is not None and self.capturing:
mapPt = self.transformCoordinates(event.pos())
self.tempRubberBand.movePoint(mapPt)
def keyPressEvent(self, event):
if event.key() == Qt.Key_Backspace or event.key() == Qt.Key_Delete:
self.removeLastVertex()
event.ignore()
if event.key() == Qt.Key_Escape:
self.stopCapturing()
self.clearScene()
if event.key() == Qt.Key_Return or event.key() == Qt.Key_Enter:
point = self.getDerivedPoint()
polygon = self.getCapturedPolygon()
self.stopCapturing()
if point is not None and polygon is not None:
pointGeom = self.getPointGeometry(point)
polygonGeom = self.getPolygonGeometry(polygon)
if pointGeom is not None and polygonGeom is not None:
self.mappingFinished.emit(
pointGeom, polygonGeom,
self.canvas.mapSettings().destinationCrs())
else:
self.clearScene()
else:
self.clearScene()
def startCapturing(self):
self.clearScene()
self.rubberBand = QgsRubberBand(self.canvas,
QgsWkbTypes.PolygonGeometry)
self.rubberBand.setWidth(2)
self.rubberBand.setFillColor(QColor(220, 0, 0, 120))
self.rubberBand.setStrokeColor(QColor(220, 0, 0))
self.rubberBand.setLineStyle(Qt.DotLine)
self.rubberBand.show()
self.tempRubberBand = QgsRubberBand(self.canvas,
QgsWkbTypes.PolygonGeometry)
self.tempRubberBand.setWidth(2)
self.tempRubberBand.setFillColor(QColor(0, 0, 0, 0))
self.tempRubberBand.setStrokeColor(QColor(220, 0, 0))
self.tempRubberBand.setLineStyle(Qt.DotLine)
self.tempRubberBand.show()
self.vertexMarker = QgsVertexMarker(self.canvas)
self.vertexMarker.setIconType(1)
self.vertexMarker.setColor(QColor(220, 0, 0))
self.vertexMarker.setIconSize(16)
self.vertexMarker.setPenWidth(3)
self.vertexMarker.show()
self.capturing = True
def clearScene(self):
if self.vertexMarker:
self.canvas.scene().removeItem(self.vertexMarker)
self.vertexMarker = None
if self.rubberBand:
self.canvas.scene().removeItem(self.rubberBand)
self.rubberBand = None
if self.tempRubberBand:
self.canvas.scene().removeItem(self.tempRubberBand)
self.tempRubberBand = None
def stopCapturing(self):
if self.vertexMarker and self.rubberBand and self.rubberBand.numberOfVertices(
) < 3:
self.canvas.scene().removeItem(self.vertexMarker)
self.vertexMarker = None
if self.rubberBand and self.rubberBand.numberOfVertices() < 3:
self.canvas.scene().removeItem(self.rubberBand)
self.rubberBand = None
if self.tempRubberBand:
self.canvas.scene().removeItem(self.tempRubberBand)
self.tempRubberBand = None
self.capturing = False
self.capturedPoints = []
self.derivedPoint = None
self.canvas.refresh()
def addVertex(self, canvasPoint):
mapPt = self.transformCoordinates(canvasPoint)
self.rubberBand.addPoint(mapPt)
self.capturedPoints.append(mapPt)
bandSize = self.rubberBand.numberOfVertices()
if bandSize > 2:
rubGeom = self.rubberBand.asGeometry()
cpGeom = rubGeom.centroid()
if not rubGeom.contains(cpGeom):
cpGeom = rubGeom.pointOnSurface()
#nearestCp = rubGeom.nearestPoint(cpGeom)
self.vertexMarker.setCenter(cpGeom.asPoint())
self.derivedPoint = cpGeom.asPoint()
self.vertexMarker.show()
self.tempRubberBand.reset(QgsWkbTypes.PolygonGeometry)
firstPoint = self.rubberBand.getPoint(0, 0)
self.tempRubberBand.addPoint(firstPoint)
self.tempRubberBand.movePoint(mapPt)
self.tempRubberBand.addPoint(mapPt)
def removeLastVertex(self):
if not self.capturing:
return
bandSize = self.rubberBand.numberOfVertices()
tempBandSize = self.tempRubberBand.numberOfVertices()
numPoints = len(self.capturedPoints)
if bandSize < 1 or numPoints < 1:
return
self.rubberBand.removePoint(-1)
if bandSize > 1:
if tempBandSize > 1:
point = self.rubberBand.getPoint(0, bandSize - 2)
self.tempRubberBand.movePoint(tempBandSize - 2, point)
else:
self.tempRubberBand.reset(QgsWkbTypes.PolygonGeometry)
bandSize = self.rubberBand.numberOfVertices()
if bandSize < 3:
self.vertexMarker.hide()
else:
rubGeom = self.rubberBand.asGeometry()
cpGeom = rubGeom.centroid()
if not rubGeom.contains(cpGeom):
cpGeom = rubGeom.pointOnSurface()
#nearestCp = rubGeom.nearestPoint(cpGeom)
self.vertexMarker.setCenter(cpGeom.asPoint())
self.derivedPoint = cpGeom.asPoint()
self.vertexMarker.show()
del self.capturedPoints[-1]
def getCapturedPolygon(self):
polygon = self.capturedPoints
if len(polygon) < 3:
return None
else:
return polygon
def getDerivedPoint(self):
point = self.derivedPoint
if point is None:
return None
else:
return point
def getPointGeometry(self, geom):
p = QgsGeometry.fromPointXY(geom)
if p.isGeosValid() and not p.isEmpty():
return p
else:
return None
def getPolygonGeometry(self, geom):
p = QgsGeometry.fromPolygonXY([geom])
if p.isGeosValid() and not p.isEmpty():
return p
else:
return None
class SignatureTool(QgsMapTool):
"""
On Double click it will callback with an array with a single pixel.
On Single click without releasing it will draw a square and callback
the starting and ending point in an array.
On Single click with releasing it will start drawing a polygon and
every subsequent single click will add a new vertex in the polygon.
On Right click it will callback with an array with all the vertex in
the polygon.
On Escape it will clean up the array and start over.
"""
def __init__(self, canvas, layer, callback):
QgsMapTool.__init__(self, canvas)
self._canvas = canvas
self._layer = layer
self._callback = callback
self._pixels = []
self._start_point = None
self._mode = Mode.NONE
self._rubber_band = QgsRubberBand(self._canvas)
self._rubber_band.setColor(Qt.red)
self._rubber_band.setWidth(1)
self.parent().setCursor(Qt.CrossCursor)
def getPoint(self, pos):
x = pos.x()
y = pos.y()
return self._canvas.getCoordinateTransform().toMapCoordinates(x, y)
def getRowCol(self, point):
# clicked position on screen to map coordinates
data_provider = self._layer.dataProvider()
extent = data_provider.extent()
width = data_provider.xSize() if data_provider.capabilities() \
& data_provider.Size else 1000
height = data_provider.ySize() if data_provider.capabilities() \
& data_provider.Size else 1000
xres = extent.width() / width
yres = extent.height() / height
if extent.xMinimum() <= point.x() <= extent.xMaximum() and \
extent.yMinimum() <= point.y() <= extent.yMaximum():
col = int(floor((point.x() - extent.xMinimum()) / xres))
row = int(floor((extent.yMaximum() - point.y()) / yres))
return (row, col)
else:
return None
def keyReleaseEvent(self, event):
if event.key() == Qt.Key_Escape:
self._pixels = []
self.finish()
def canvasMoveEvent(self, event):
point = self.getPoint(event.pos())
if self._mode is Mode.SQUARE:
if not point.compare(self._start_point):
self._rubber_band.reset()
self._rubber_band.addPoint(self._start_point, False)
self._rubber_band.addPoint(
QgsPointXY(self._start_point.x(), point.y()), False)
self._rubber_band.addPoint(point, False)
self._rubber_band.addPoint(
QgsPointXY(point.x(), self._start_point.y()), False)
self._rubber_band.closePoints()
elif self._mode is Mode.POLYGON:
self._rubber_band.movePoint(
self._rubber_band.numberOfVertices() - 1, point)
def canvasReleaseEvent(self, event):
if event.button() == Qt.LeftButton:
point = self.getPoint(event.pos())
if self._mode is Mode.SQUARE:
if self._start_point.compare(point):
self._mode = Mode.POLYGON
self._rubber_band.addPoint(point)
self._start_point = None
else:
self._pixels = []
# The last vertex is repeated
for i in range(self._rubber_band.numberOfVertices() - 1):
self._pixels.append(
self.getRowCol(self._rubber_band.getPoint(0, i)))
self.finish()
elif self._mode is Mode.POLYGON:
self._rubber_band.addPoint(point)
def canvasPressEvent(self, event):
if event.button() == Qt.LeftButton:
point = self.getPoint(event.pos())
pixel = self.getRowCol(point)
if self._mode is Mode.NONE:
self._mode = Mode.SQUARE
self._start_point = QgsPointXY(point.x(), point.y())
elif self._mode is Mode.POLYGON:
self._rubber_band.removePoint(
self._rubber_band.numberOfVertices() - 1)
else:
self._mode = Mode.POLYGON
if pixel:
self._rubber_band.addPoint(point)
self._pixels.append(pixel)
elif event.button() == Qt.RightButton:
self.finish()
def finish(self):
self._canvas.unsetMapTool(self)
self._rubber_band.reset()
self._mode = Mode.NONE
self._start_point = None
if len(self._pixels) > 0:
self._callback(self._layer.hiperqube_id(), self._pixels)
class ProfileTool(QgsMapTool):
""" Narzędzie do tworzenia krzywej """
def __init__(self, parent):
canvas = iface.mapCanvas()
super(ProfileTool, self).__init__(canvas)
set_cursor(self)
self.editing = False
self.parent = parent
self.task = None
#Konfiguracja geometrii tymczasowych
self.tempGeom = QgsRubberBand(canvas, QgsWkbTypes.LineGeometry)
self.tempGeom.setColor(QColor('red'))
self.tempGeom.setWidth(2)
self.tempLine = QgsRubberBand(canvas, QgsWkbTypes.LineGeometry)
self.tempLine.setColor(QColor('red'))
self.tempLine.setWidth(2)
self.tempLine.setLineStyle(Qt.DotLine)
def keyPressEvent(self, e):
"""
Usuwanie ostatniego dodanego punktu/segmentu lub
czyszczenie całości
"""
if e.key() == Qt.Key_Delete:
pointsCount = self.tempLine.numberOfVertices()
if pointsCount > 2 and self.editing:
self.tempGeom.removePoint(pointsCount - 2)
self.tempLine.removePoint(pointsCount - 2)
len_m = self.calculateDistance(self.tempGeom.asGeometry())
self.parent.dsbLineLength.setValue(len_m)
if self.tempGeom.numberOfVertices() == 1:
self.tempGeom.reset(QgsWkbTypes.LineGeometry)
self.tempLine.reset(QgsWkbTypes.LineGeometry)
self.parent.dsbLineLength.setValue(0)
else:
self.reset()
elif e.key() == Qt.Key_Escape:
self.reset()
def canvasMoveEvent(self, e):
""" 'Poruszanie' wierzchołkiem linii tymczasowej zgodnie z ruchem myszki """
if self.tempGeom.numberOfVertices() > 1:
point = e.snapPoint()
self.tempLine.movePoint(point)
def canvasReleaseEvent(self, e):
""" Rysowanie obiektu """
point = e.snapPoint()
if self.task is not None:
self.parent.on_message.emit(
'Trwa genrowanie profilu. Aby wygenerować następny poczekaj na pobranie danych',
Qgis.Warning, 4)
return
if e.button() == int(Qt.LeftButton):
#Dodawanie kolejnych wierzchołków
if not self.editing:
#Nowy obiekt, pierwszy wierzchołek
self.tempLine.reset(QgsWkbTypes.LineGeometry)
self.tempGeom.reset(QgsWkbTypes.LineGeometry)
self.editing = True
self.tempGeom.addPoint(point)
self.tempLine.addPoint(point)
len_m = self.calculateDistance(self.tempGeom.asGeometry())
self.parent.dsbLineLength.setValue(len_m)
elif e.button() == int(Qt.RightButton):
if self.tempGeom.numberOfVertices() < 2:
return
#Zakończenie rysowania obiektu
self.tempLine.reset()
self.editing = False
geometry = self.tempGeom.asGeometry()
errors = geometry.validateGeometry()
if errors:
#Niepoprawna geometria
for error in errors:
if self.tempGeom.numberOfVertices() > 2:
self.parent.on_message.emit('Niepoprawna geometria',
Qgis.Critical, 4)
self.tempGeom.reset()
return
self.getInterval()
def getInterval(self):
""" Zebranie geometrii punktów na linii zgodnie z zadanym interwałem """
interval, ok = QInputDialog.getDouble(self.parent, 'Podaj interwał',
'Interwał [m]:')
if not ok:
self.reset()
return
geom = self.parent.transformGeometry(
self.tempGeom.asGeometry(),
current_crs=QgsProject.instance().crs().authid(),
)
meters_len = geom.length()
if meters_len <= interval:
self.parent.on_message.emit(
'Długość linii krótsza lub równa podanemu interwałowi',
Qgis.Critical, 5)
self.reset()
return
try:
num_points = meters_len / interval
except ZeroDivisionError:
self.parent.on_message.emit('Interwał musi być większy od 0',
Qgis.Critical, 4)
self.reset()
return
points_on_line = []
max_interval = 0
intervals = []
for i in range(int(num_points) + 1):
pt = geom.interpolate(float(max_interval)).asPoint()
points_on_line.append(f'{pt.y()}%20{pt.x()}')
intervals.append(max_interval)
max_interval += interval
data = {'points': points_on_line, 'intervals': intervals}
self.task = QgsTask.fromFunction(
'Pobieranie wysokości dla przekroju...',
self.generateProfileFromPoints,
data=data)
QgsApplication.taskManager().addTask(self.task)
def generateProfileFromPoints(self, task: QgsTask, data):
""" Pobranie wysokości dla punktów na linii """
points_on_line = data.get('points')
intervals = data.get('intervals')
response = self.parent.getPointsHeights(points_on_line).split(',')
heights = []
for r in response:
_, height = r.rsplit(' ', 1)
heights.append(height)
if heights and intervals:
self.fillTable(heights, intervals)
self.parent.on_message.emit('Pomyślnie wygenerowano profil',
Qgis.Success, 4)
self.task = None
def fillTable(self, heights, intervals):
""" Wypełnienie tabelii interwałami i wysokościami dla nich """
for idx, interval in enumerate(intervals):
try:
self.parent.twData.setRowCount(idx + 1)
self.parent.twData.setItem(idx, 0,
QTableWidgetItem(f'{interval}'))
self.parent.twData.setItem(idx, 1,
QTableWidgetItem(heights[idx]))
except:
return
def calculateDistance(self, geometry):
""" Obliczenie długości linii w odpowiedniej jednostce """
distance_area = QgsDistanceArea()
distance_area.setEllipsoid('GRS80')
distance_area.setSourceCrs(QgsProject.instance().crs(),
QgsCoordinateTransformContext())
length = distance_area.measureLength(geometry)
result = distance_area.convertLengthMeasurement(
length, QgsUnitTypes.DistanceMeters)
return result
def reset(self):
""" Czyszczenie narzędzia """
self.tempLine.reset(QgsWkbTypes.LineGeometry)
self.tempGeom.reset(QgsWkbTypes.LineGeometry)
self.parent.dsbLineLength.setValue(0)
self.parent.twData.setRowCount(0)
def deactivate(self):
""" Reagowanie zmiany aktywności narzędzia """
self.reset()
self.parent.dsbLineLength.setEnabled(False)
self.button().setChecked(False)
class ApisMapToolEmitPolygonAndPoint(QgsMapTool, ApisMapToolMixin):
mappingFinished = pyqtSignal(QgsGeometry, QgsGeometry, QgsCoordinateReferenceSystem)
def __init__(self, canvas):
QgsMapTool.__init__(self, canvas)
self.canvas = canvas
self.rubberBand = None
self.tempRubberBand = None
self.vertexMarker = None
self.capturedPoints = []
self.derivedPoint = None
self.capturing = False
self.setCursor(Qt.CrossCursor)
def canvasReleaseEvent(self, event):
if event.button() == Qt.LeftButton:
if not self.capturing:
self.startCapturing()
self.addVertex(event.pos())
elif event.button() == Qt.RightButton:
point = self.getDerivedPoint()
polygon = self.getCapturedPolygon()
self.stopCapturing()
if point != None and polygon != None:
pointGeom = self.getPointGeometry(point)
polygonGeom = self.getPolygonGeometry(polygon)
if pointGeom != None and polygonGeom != None:
self.mappingFinished.emit(pointGeom, polygonGeom, self.canvas.mapSettings().destinationCrs())
else:
self.clearScene()
else:
self.clearScene()
def canvasMoveEvent(self, event):
if self.tempRubberBand != None and self.capturing:
mapPt = self.transformCoordinates(event.pos())
self.tempRubberBand.movePoint(mapPt)
def keyPressEvent(self, event):
if event.key() == Qt.Key_Backspace or event.key() == Qt.Key_Delete:
self.removeLastVertex()
event.ignore()
if event.key() == Qt.Key_Escape:
self.stopCapturing()
self.clearScene()
if event.key() == Qt.Key_Return or event.key() == Qt.Key_Enter:
point = self.getDerivedPoint()
polygon = self.getCapturedPolygon()
self.stopCapturing()
if point != None and polygon != None:
pointGeom = self.getPointGeometry(point)
polygonGeom = self.getPolygonGeometry(polygon)
if pointGeom != None and polygonGeom != None:
self.mappingFinished.emit(pointGeom, polygonGeom, self.canvas.mapSettings().destinationCrs())
else:
self.clearScene()
else:
self.clearScene()
def startCapturing(self):
self.clearScene()
self.rubberBand = QgsRubberBand(self.canvas, QGis.Polygon)
self.rubberBand.setWidth(2)
self.rubberBand.setFillColor(QColor(220, 0, 0, 120))
self.rubberBand.setBorderColor(QColor(220, 0, 0))
self.rubberBand.setLineStyle(Qt.DotLine)
self.rubberBand.show()
self.tempRubberBand = QgsRubberBand(self.canvas, QGis.Polygon)
self.tempRubberBand.setWidth(2)
self.tempRubberBand.setFillColor(QColor(0, 0, 0, 0))
self.tempRubberBand.setBorderColor(QColor(220, 0, 0))
self.tempRubberBand.setLineStyle(Qt.DotLine)
self.tempRubberBand.show()
self.vertexMarker = QgsVertexMarker(self.canvas)
self.vertexMarker.setIconType(1)
self.vertexMarker.setColor(QColor(220, 0, 0))
self.vertexMarker.setIconSize(16)
self.vertexMarker.setPenWidth(3)
self.vertexMarker.show()
self.capturing = True
def clearScene(self):
if self.vertexMarker:
self.canvas.scene().removeItem(self.vertexMarker)
self.vertexMarker = None
if self.rubberBand:
self.canvas.scene().removeItem(self.rubberBand)
self.rubberBand = None
if self.tempRubberBand:
self.canvas.scene().removeItem(self.tempRubberBand)
self.tempRubberBand = None
def stopCapturing(self):
if self.vertexMarker and self.rubberBand and self.rubberBand.numberOfVertices() < 3:
self.canvas.scene().removeItem(self.vertexMarker)
self.vertexMarker = None
if self.rubberBand and self.rubberBand.numberOfVertices() < 3:
self.canvas.scene().removeItem(self.rubberBand)
self.rubberBand = None
if self.tempRubberBand:
self.canvas.scene().removeItem(self.tempRubberBand)
self.tempRubberBand = None
self.capturing = False
self.capturedPoints = []
self.derivedPoint = None
self.canvas.refresh()
def addVertex(self, canvasPoint):
mapPt = self.transformCoordinates(canvasPoint)
self.rubberBand.addPoint(mapPt)
self.capturedPoints.append(mapPt)
bandSize = self.rubberBand.numberOfVertices()
if bandSize > 2:
rubGeom = self.rubberBand.asGeometry()
cpGeom = rubGeom.centroid()
if not rubGeom.contains(cpGeom):
cpGeom = rubGeom.pointOnSurface()
#nearestCp = rubGeom.nearestPoint(cpGeom)
self.vertexMarker.setCenter(cpGeom.asPoint())
self.derivedPoint = cpGeom.asPoint()
self.vertexMarker.show()
self.tempRubberBand.reset(QGis.Polygon)
firstPoint = self.rubberBand.getPoint(0, 0)
self.tempRubberBand.addPoint(firstPoint)
self.tempRubberBand.movePoint(mapPt)
self.tempRubberBand.addPoint(mapPt)
def removeLastVertex(self):
if not self.capturing:
return
bandSize = self.rubberBand.numberOfVertices()
tempBandSize = self.tempRubberBand.numberOfVertices()
numPoints = len(self.capturedPoints)
if bandSize < 1 or numPoints < 1:
return
self.rubberBand.removePoint(-1)
if bandSize > 1:
if tempBandSize > 1:
point = self.rubberBand.getPoint(0, bandSize - 2)
self.tempRubberBand.movePoint(tempBandSize - 2, point)
else:
self.tempRubberBand.reset(QGis.Polygon)
bandSize = self.rubberBand.numberOfVertices()
if bandSize < 3:
self.vertexMarker.hide()
else:
rubGeom = self.rubberBand.asGeometry()
cpGeom = rubGeom.centroid()
if not rubGeom.contains(cpGeom):
cpGeom = rubGeom.pointOnSurface()
#nearestCp = rubGeom.nearestPoint(cpGeom)
self.vertexMarker.setCenter(cpGeom.asPoint())
self.derivedPoint = cpGeom.asPoint()
self.vertexMarker.show()
del self.capturedPoints[-1]
def getCapturedPolygon(self):
polygon = self.capturedPoints
if len(polygon) < 3:
return None
else:
return polygon
def getDerivedPoint(self):
point = self.derivedPoint
if point == None:
return None
else:
return point
def getPointGeometry(self, geom):
p = QgsGeometry.fromPoint(geom)
if p.isGeosValid() and not p.isGeosEmpty():
return p
else:
return None
def getPolygonGeometry(self, geom):
p = QgsGeometry.fromPolygon([geom])
if p.isGeosValid() and not p.isGeosEmpty():
return p
else:
return None