Subgroup: Map

Class: QgsMapCanvasItem¶

class qgis.gui.QgsMapCanvasItem¶

Bases: PyQt5.QtWidgets.QGraphicsItem

An abstract class for items that can be placed on the map canvas.

Methods

acceptDrops

acceptHoverEvents

acceptTouchEvents

acceptedMouseButtons

advance

boundingRect

boundingRegion

boundingRegionGranularity

cacheMode

childItems

childrenBoundingRect

clearFocus

clipPath

collidesWithItem

collidesWithPath

collidingItems

commonAncestorItem

contains

contextMenuEvent

cursor

data

deviceTransform

dragEnterEvent

dragLeaveEvent

dragMoveEvent

dropEvent

effectiveOpacity

ensureVisible ensureVisible(self, float, float, float, float, xMargin: int = 50, yMargin: int = 50)

filtersChildEvents

flags

focusInEvent

focusItem

focusOutEvent

focusProxy

grabKeyboard

grabMouse

graphicsEffect

group

hasCursor

hasFocus

hide

hoverEnterEvent

hoverLeaveEvent

hoverMoveEvent

inputMethodEvent

inputMethodHints

inputMethodQuery

installSceneEventFilter

isActive

isAncestorOf

isBlockedByModalPanel

isClipped

isEnabled

isObscured isObscured(self, float, float, float, float) -> bool

isObscuredBy

isPanel

isSelected

isUnderMouse

isVisible

isVisibleTo

isWidget

isWindow

itemChange

itemTransform

keyPressEvent

keyReleaseEvent

mapFromItem mapFromItem(self, QGraphicsItem, QRectF) -> QPolygonF

mapFromParent mapFromParent(self, QRectF) -> QPolygonF

mapFromScene mapFromScene(self, QRectF) -> QPolygonF

mapRectFromItem mapRectFromItem(self, QGraphicsItem, float, float, float, float) -> QRectF

mapRectFromParent mapRectFromParent(self, float, float, float, float) -> QRectF

mapRectFromScene mapRectFromScene(self, float, float, float, float) -> QRectF

mapRectToItem mapRectToItem(self, QGraphicsItem, float, float, float, float) -> QRectF

mapRectToParent mapRectToParent(self, float, float, float, float) -> QRectF

mapRectToScene mapRectToScene(self, float, float, float, float) -> QRectF

mapToItem mapToItem(self, QGraphicsItem, QRectF) -> QPolygonF

mapToParent mapToParent(self, QRectF) -> QPolygonF

mapToScene mapToScene(self, QRectF) -> QPolygonF

mouseDoubleClickEvent

mouseMoveEvent

mousePressEvent

mouseReleaseEvent

moveBy

opacity

opaqueArea

paint function to be implemented by derived classes

panel

panelModality

parentItem

parentObject

parentWidget

pos

prepareGeometryChange

rect returns canvas item rectangle in map units

removeSceneEventFilter

resetTransform

rotation

scale

scene

sceneBoundingRect

sceneEvent

sceneEventFilter

scenePos

sceneTransform

scroll

setAcceptDrops

setAcceptHoverEvents

setAcceptTouchEvents

setAcceptedMouseButtons

setActive

setBoundingRegionGranularity

setCacheMode

setCursor

setData

setEnabled

setFiltersChildEvents

setFlag

setFlags

setFocus

setFocusProxy

setGraphicsEffect

setGroup

setInputMethodHints

setOpacity

setPanelModality

setParentItem

setPos setPos(self, float, float)

setRect sets canvas item rectangle in map units

setRenderContextVariables Sets render context parameters

setRotation

setScale

setSelected

setToolTip

setTransform

setTransformOriginPoint setTransformOriginPoint(self, float, float)

setTransformations

setVisible

setX

setY

setZValue

shape

show

stackBefore

toCanvasCoordinates transformation from map coordinates to screen coordinates

toGraphicsObject

toMapCoordinates transformation from screen coordinates to map coordinates

toolTip

topLevelItem

topLevelWidget

transform

transformOriginPoint

transformations

type

ungrabKeyboard

ungrabMouse

unsetCursor

update update(self, float, float, float, float)

updateCanvas schedules map canvas for repaint

updateMicroFocus

updatePosition called on changed extent or resize event to update position of the item

wheelEvent

window

x

y

zValue

Attributes

DeviceCoordinateCache

ItemAcceptsInputMethod

ItemChildAddedChange

ItemChildRemovedChange

ItemClipsChildrenToShape

ItemClipsToShape

ItemContainsChildrenInShape

ItemCoordinateCache

ItemCursorChange

ItemCursorHasChanged

ItemDoesntPropagateOpacityToChildren

ItemEnabledChange

ItemEnabledHasChanged

ItemFlagsChange

ItemFlagsHaveChanged

ItemHasNoContents

ItemIgnoresParentOpacity

ItemIgnoresTransformations

ItemIsFocusable

ItemIsMovable

ItemIsPanel

ItemIsSelectable

ItemMatrixChange

ItemNegativeZStacksBehindParent

ItemOpacityChange

ItemOpacityHasChanged

ItemParentChange

ItemParentHasChanged

ItemPositionChange

ItemPositionHasChanged

ItemRotationChange

ItemRotationHasChanged

ItemScaleChange

ItemScaleHasChanged

ItemSceneChange

ItemSceneHasChanged

ItemScenePositionHasChanged

ItemSelectedChange

ItemSelectedHasChanged

ItemSendsGeometryChanges

ItemSendsScenePositionChanges

ItemStacksBehindParent

ItemToolTipChange

ItemToolTipHasChanged

ItemTransformChange

ItemTransformHasChanged

ItemTransformOriginPointChange

ItemTransformOriginPointHasChanged

ItemUsesExtendedStyleOption

ItemVisibleChange

ItemVisibleHasChanged

ItemZValueChange

ItemZValueHasChanged

NoCache

NonModal

PanelModal

SceneModal

Type

UserType

boundingRect(self) → QRectF¶

contextMenuEvent()¶

dragEnterEvent()¶

dragLeaveEvent()¶

dragMoveEvent()¶

dropEvent()¶

focusInEvent()¶

focusOutEvent()¶

hoverEnterEvent()¶

hoverLeaveEvent()¶

hoverMoveEvent()¶

inputMethodEvent()¶

inputMethodQuery()¶

itemChange()¶

keyPressEvent()¶

keyReleaseEvent()¶

mouseDoubleClickEvent()¶

mouseMoveEvent()¶

mousePressEvent()¶

mouseReleaseEvent()¶

paint(self, painter: QPainter)¶

function to be implemented by derived classes

paint(self, painter: QPainter, option: QStyleOptionGraphicsItem, widget: QWidget = None)

prepareGeometryChange()¶

rect(self) → QgsRectangle¶: returns canvas item rectangle in map units

sceneEvent()¶

sceneEventFilter()¶

setRect(self, r: QgsRectangle, resetRotation: bool = True)¶: sets canvas item rectangle in map units

setRenderContextVariables(self, p: QPainter, context: QgsRenderContext) → bool¶

Sets render context parameters

Parameters:	p – painter for rendering context – out: configured context
Returns:	true in case of success *

toCanvasCoordinates(self, point: QgsPointXY) → QPointF¶: transformation from map coordinates to screen coordinates

toMapCoordinates(self, point: QPoint) → QgsPointXY¶: transformation from screen coordinates to map coordinates

updateCanvas(self)¶: schedules map canvas for repaint

updateMicroFocus()¶

updatePosition(self)¶: called on changed extent or resize event to update position of the item

wheelEvent()¶