def createRubberBand(self, geomType, alternativeBand=False):
'''
Creates a rubber band with the color/line width from the QGIS settings.
'''
settings = QSettings()
rb = QgsRubberBand(self.canvas, geomType)
rb.setWidth(settings.value("/Qgis/digitizing/line_width", 1))
color = QColor(settings.value("/Qgis/digitizing/line_color_red", 255), \
settings.value("/Qgis/digitizing/line_color_green", 0), \
settings.value("/Qgis/digitizing/line_color_blue", 0))
myAlpha = settings.value("/Qgis/digitizing/line_color_alpha",
200) / 255.0
if alternativeBand:
myAlpha = myAlpha * 0.75
rb.setLineStyle(Qt.DotLine)
if geomType == QgsWkbTypes.PolygonGeometry:
color.setAlphaF(myAlpha)
rb.setColor(color)
rb.show()
return rb
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 start_to_rotate(self, event):
mapPt,layerPt = self.transformCoordinates(event.pos())
color = QColor("black")
color.setAlphaF(0.78)
self.tempRubberBand = QgsRubberBand(self.canvas, QgsWkbTypes.LineGeometry)
self.tempRubberBand.setWidth(4)
self.tempRubberBand.setColor(color)
self.tempRubberBand.setLineStyle(Qt.DotLine)
self.tempRubberBand.show()
self.tempRubberBand.addPoint(mapPt)
self.startRotate = True
def startCapturing(self):
#rubberband voor de al vastgelegde punten
color = QColor("red")
color.setAlphaF(0.2)
self.rubberBand = QgsRubberBand(self.canvas, self.bandType())
self.rubberBand.setWidth(2)
self.rubberBand.setColor(color)
self.rubberBand.show()
#gestippelde rubberband -> voor het tekenen
self.tempRubberBand = QgsRubberBand(self.canvas, self.bandType())
self.tempRubberBand.setWidth(2)
self.tempRubberBand.setColor(color)
self.tempRubberBand.setLineStyle(Qt.DotLine)
self.tempRubberBand.show()
#2x loodrechte hulp tekenlijnen
self.perpRubberBand = QgsRubberBand(self.canvas, QgsWkbTypes.LineGeometry)
self.perpRubberBand.setWidth(1)
self.perpRubberBand.setColor(QColor("blue"))
self.perpRubberBand.setLineStyle(Qt.DotLine)
self.perpRubberBand.show()
self.perpRubberBand2 = QgsRubberBand(self.canvas, QgsWkbTypes.LineGeometry)
self.perpRubberBand2.setWidth(1)
self.perpRubberBand2.setColor(QColor("blue"))
self.perpRubberBand2.setLineStyle(Qt.DotLine)
self.perpRubberBand2.show()
self.roundRubberBand = QgsRubberBand(self.canvas, QgsWkbTypes.LineGeometry)
self.roundRubberBand.setWidth(1)
borderColor = QColor("blue")
borderColor.setAlphaF(0.5)
fillColor = QColor("blue")
fillColor.setAlphaF(0)
self.roundRubberBand.setFillColor(fillColor)
self.roundRubberBand.setStrokeColor(borderColor)
self.roundRubberBand.setLineStyle(Qt.DotLine)
self.roundRubberBand.show()
self.parent.straal.valueChanged.connect(self.roundrubberband_change_straal)
self.capturing = True
