Python QgsMapCanvas.unsetMapTool方法代码示例

# 需要导入模块: from qgis.gui import QgsMapCanvas [as 别名]
# 或者: from qgis.gui.QgsMapCanvas import unsetMapTool [as 别名]

#.........这里部分代码省略.........
    )
    self._textScaleBtnChanched()

  @pyqtSlot()
  def onClickedScale(self):
    self._execFunction( 
        self.qgisCanvas.zoomScale, self.canvas.scale(),
        self.qgisCanvas.extentsChanged, self.onExtentsChangedQgisCanvas
    )
    w = self.findChild( QDoubleSpinBox, 'scaleFactorSpin' )
    self._execFunction( w.setValue, 1.0, w.valueChanged, self.onValueChangedScale )

  @pyqtSlot()
  def onClickedHighlight(self):
    def removeRB():
      rb.reset( True )
      self.qgisCanvas.scene().removeItem( rb )
    
    rb = QgsRubberBand( self.qgisCanvas, QGis.Polygon)
    rb.setBorderColor( QColor( 255,  0, 0 ) )
    rb.setWidth( 2 )
    rb.setToGeometry( QgsGeometry.fromRect( self.canvas.extent() ), None )
    QTimer.singleShot( 2000, removeRB )

  @pyqtSlot(bool)
  def onToggledRender(self, enabled):
    if enabled:
      self.canvas.setMapTool(self.toolPan)
      w = self.findChild( QDoubleSpinBox, 'scaleFactorSpin' )
      self._extentsChanged( self.canvas, self.onExtentsChangedMirror, self.qgisCanvas, w.value() )
      self._textScaleBtnChanched()
      self.canvas.setWheelAction( QgsMapCanvas.WheelZoom )
    else:
      self.canvas.unsetMapTool(self.toolPan)
      self.canvas.setWheelAction( QgsMapCanvas.WheelNothing )
    self.canvas.setRenderFlag( enabled )

  @pyqtSlot(bool)
  def onToggledMarker(self, enabled):
    self.marker.add() if enabled else self.marker.remove() 

  @pyqtSlot(bool)
  def onToggledExtent(self, enabled):
    def setExtent():
      if not self.extent is None:
        self.canvas.scene().removeItem( self.extent )
      self.extent = QgsRubberBand( self.canvas, QGis.Polygon )
      self.extent.setBorderColor( QColor( 255, 0 , 0 ) )
      self.extent.setWidth( 2 )
      self._extent()

    if enabled:
      setExtent()
    else:
      if not self.extent is None:
        self.canvas.scene().removeItem( self.extent )
        self.extent = None

  @pyqtSlot()
  def onExtentsChangedMirror(self):
    w = self.findChild( QCheckBox, 'renderCheck')
    if not w.isChecked():
      return
    self._extentsChanged( self.qgisCanvas, self.onExtentsChangedQgisCanvas, self.canvas )
    self._textScaleBtnChanched()
    w = self.findChild( QDoubleSpinBox, 'scaleFactorSpin' )

# 需要导入模块: from qgis.gui import QgsMapCanvas [as 别名]
# 或者: from qgis.gui.QgsMapCanvas import unsetMapTool [as 别名]

#.........这里部分代码省略.........
    def currentLocation(self, point):
        self.app.updateMapLocation(point.x(),point.y())
        #self.canvas.mouseMoveEvent(mouseEvent)
        

    # UI event handling calls (Qt slots)
    ###############################
    @pyqtSlot(QObject)
    def resizeEvent(self, event):
        """ handle window resize """ 
        # find left coordinate for right side panels
        x_right_side = self.width()-self.ui.widget_export.width()-UI_PADDING
        # adjust right side panels
        self.ui.widget_export.move(x_right_side, self.ui.widget_map.y()+30)
        self.ui.widget_dq_test.move(x_right_side, self.ui.widget_export.y()+self.ui.widget_export.height()+UI_PADDING)
        # adjust map panel (left side)        
        self.ui.widget_map.resize(x_right_side-UI_PADDING, self.height()-2*UI_PADDING)
        # adjust map canvas within the map panel        
        map_top = self.ui.widget_map_menu_l.x()+self.ui.widget_map_menu_l.height()+UI_PADDING        
        self.canvas.resize(
            x_right_side-UI_PADDING,                            # same width as self.ui.widget_map
            self.ui.widget_map.height()-map_top-2*UI_PADDING)   # height        
        # adjust map menu
        self.ui.widget_map_menu_r.move(
            self.ui.widget_map.width()-self.ui.widget_map_menu_r.width(),   # right align with map panel 
            0)
        # logo
        self.ui.lb_gem_logo.move(self.width()-self.ui.lb_gem_logo.width(), self.ui.lb_gem_logo.y())

    @logUICall
    @pyqtSlot()
    def mapPan(self):
        """ event handler for btn_pan - pan map """
        self.canvas.unsetMapTool(self.toolInfo)
        self.canvas.setMapTool(self.toolPan)

    @logUICall
    @pyqtSlot()
    def mapZoomIn(self):
        """ event handler for btn_zoom_in - zoom in on map """
        self.canvas.unsetMapTool(self.toolInfo)
        self.canvas.setMapTool(self.toolZoomIn)

    @logUICall
    @pyqtSlot()
    def mapZoomOut(self):
        """ event handler for btn_zoom_out - zoom out on map """
        self.canvas.unsetMapTool(self.toolInfo)
        self.canvas.setMapTool(self.toolZoomOut)

    @logUICall
    @pyqtSlot()
    def mapZoomFull(self):
        """ event handler for btn_zoom_full - zoom to full map """
        self.canvas.zoomToFullExtent()

    def checkRendering(self, changed):
        self.canvas.setRenderFlag(True)
        
    @logUICall
    @pyqtSlot()
    def stopRendering(self):        
        self.canvas.setRenderFlag(False)

    @logUICall
    @pyqtSlot()