Class: QgsMapToolZoom

class qgis.gui.QgsMapToolZoom

Bases: QgsMapTool

A map tool for zooming into the map.

See also

QgsMapTool

QgsMapToolZoom(canvas: QgsMapCanvas, zoomOut: bool) constructor

Methods

canvasMoveEvent

param e

canvasPressEvent

param e

canvasReleaseEvent

param e

childEvent

connectNotify

customEvent

deactivate

disconnectNotify

flags

rtype

QgsMapTool.Flags

isSignalConnected

keyPressEvent

param e

keyReleaseEvent

param e

receivers

sender

senderSignalIndex

timerEvent

toCanvasCoordinates

Transforms a point from map coordinates to screen coordinates.

toLayerCoordinates

Transforms a point from screen coordinates to layer coordinates.

toMapCoordinates

Transforms a point from screen coordinates to map coordinates.

toMapCoordinatesV2

Transforms a point from layer coordinates to map coordinates (which is different in case reprojection is used).

canvasMoveEvent(self, e: QgsMapMouseEvent)
Parameters

e (QgsMapMouseEvent) –

canvasPressEvent(self, e: QgsMapMouseEvent)
Parameters

e (QgsMapMouseEvent) –

canvasReleaseEvent(self, e: QgsMapMouseEvent)
Parameters

e (QgsMapMouseEvent) –

childEvent(self, QChildEvent)
connectNotify(self, QMetaMethod)
customEvent(self, QEvent)
deactivate(self)
disconnectNotify(self, QMetaMethod)
flags(self)QgsMapTool.Flags
Return type

QgsMapTool.Flags

isSignalConnected(self, QMetaMethod)bool
keyPressEvent(self, e: QKeyEvent)
Parameters

e (QKeyEvent) –

keyReleaseEvent(self, e: QKeyEvent)
Parameters

e (QKeyEvent) –

receivers(self, PYQT_SIGNAL)int
sender(self)QObject
senderSignalIndex(self)int
timerEvent(self, QTimerEvent)
toCanvasCoordinates(self, point: QgsPointXY)QPoint

Transforms a point from map coordinates to screen coordinates.

toLayerCoordinates(self, layer: QgsMapLayer, point: QPoint)QgsPointXY

Transforms a point from screen coordinates to layer coordinates.

toLayerCoordinates(self, layer: QgsMapLayer, point: QgsPointXY) -> QgsPointXY Transforms a point from map coordinates to layer coordinates.

toLayerCoordinates(self, layer: QgsMapLayer, rect: QgsRectangle) -> QgsRectangle Transforms a rect from map coordinates to layer coordinates.

toMapCoordinates(self, point: QPoint)QgsPointXY

Transforms a point from screen coordinates to map coordinates.

toMapCoordinates(self, layer: QgsMapLayer, point: QgsPointXY) -> QgsPointXY Transforms a point from layer coordinates to map coordinates (which is different in case reprojection is used).

toMapCoordinatesV2(self, layer: QgsMapLayer, point: QgsPoint)QgsPoint

Transforms a point from layer coordinates to map coordinates (which is different in case reprojection is used).

Note

This method is available in the Python bindings as toMapCoordinatesV2.