org.kie.workbench.common.stunner.client.lienzo.canvas

Class LienzoCanvas<V extends LienzoCanvasView>

java.lang.Object

org.kie.workbench.common.stunner.core.client.canvas.AbstractCanvas<V>

org.kie.workbench.common.stunner.client.lienzo.canvas.LienzoCanvas<V>

All Implemented Interfaces:

Canvas<Shape>, HasCanvasListeners<CanvasShapeListener>, HasEventHandlers<AbstractCanvas<V>,Shape<?>>

Direct Known Subclasses:

WiresCanvas

public abstract class LienzoCanvas<V extends LienzoCanvasView>
extends AbstractCanvas<V>

Nested Class Summary

Nested classes/interfaces inherited from class org.kie.workbench.common.stunner.core.client.canvas.AbstractCanvas

AbstractCanvas.CanvasView<C extends AbstractCanvas.CanvasView>, AbstractCanvas.Cursors

Field Summary

Fields inherited from class org.kie.workbench.common.stunner.core.client.canvas.AbstractCanvas

canvasClearEvent, canvasDrawnEvent, canvasFocusedEvent, canvasShapeAddedEvent, canvasShapeRemovedEvent, grid, listeners, shapes

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	LienzoCanvas(javax.enterprise.event.Event<CanvasClearEvent> canvasClearEvent, javax.enterprise.event.Event<CanvasShapeAddedEvent> canvasShapeAddedEvent, javax.enterprise.event.Event<CanvasShapeRemovedEvent> canvasShapeRemovedEvent, javax.enterprise.event.Event<CanvasDrawnEvent> canvasDrawnEvent, javax.enterprise.event.Event<CanvasFocusedEvent> canvasFocusedEvent)

Method Summary

Modifier and Type	Method and Description
AbstractCanvas<V>	addHandler(ViewEventType type, ViewHandler<? extends ViewEvent> eventHandler)
void	destroy()
AbstractCanvas<V>	disableHandlers()
AbstractCanvas<V>	enableHandlers()
void	focus()
Shape<?>	getAttachableShape()
Optional<Shape>	getShapeAt(double x, double y)
AbstractCanvas<V>	initialize(CanvasPanel panel, CanvasSettings settings)
void	onAfterDraw(org.uberfire.mvp.Command callback)
AbstractCanvas<V>	removeHandler(ViewHandler<? extends ViewEvent> eventHandler)
boolean	supports(ViewEventType type)

Methods inherited from class org.kie.workbench.common.stunner.core.client.canvas.AbstractCanvas

addChild, addChild, addRegistrationListener, addShape, addShapeIntoView, afterDrawCanvas, clear, clearRegistrationListeners, clearShapes, deleteChild, deleteChild, deleteShape, deleteShapeFromView, dock, equals, fireCanvasClear, fireCanvasShapeAdded, fireCanvasShapeRemoved, getAbsoluteLocation, getGrid, getHeightPx, getShape, getShapes, getTransform, getView, getWidthPx, hashCode, removeRegistrationListener, setGrid, undock

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

LienzoCanvas

protected LienzoCanvas(javax.enterprise.event.Event<CanvasClearEvent> canvasClearEvent,
                       javax.enterprise.event.Event<CanvasShapeAddedEvent> canvasShapeAddedEvent,
                       javax.enterprise.event.Event<CanvasShapeRemovedEvent> canvasShapeRemovedEvent,
                       javax.enterprise.event.Event<CanvasDrawnEvent> canvasDrawnEvent,
                       javax.enterprise.event.Event<CanvasFocusedEvent> canvasFocusedEvent)

Method Detail

initialize

public AbstractCanvas<V> initialize(CanvasPanel panel,
                                    CanvasSettings settings)

Overrides:

initialize in class AbstractCanvas<V extends LienzoCanvasView>

getShapeAt

public Optional<Shape> getShapeAt(double x,
                                  double y)

onAfterDraw

public void onAfterDraw(org.uberfire.mvp.Command callback)

focus

public void focus()

supports

public boolean supports(ViewEventType type)

addHandler

public AbstractCanvas<V> addHandler(ViewEventType type,
                                    ViewHandler<? extends ViewEvent> eventHandler)

removeHandler

public AbstractCanvas<V> removeHandler(ViewHandler<? extends ViewEvent> eventHandler)

enableHandlers

public AbstractCanvas<V> enableHandlers()

disableHandlers

public AbstractCanvas<V> disableHandlers()

getAttachableShape

public Shape<?> getAttachableShape()

destroy

public void destroy()

Specified by:

destroy in interface Canvas<Shape>

Overrides:

destroy in class AbstractCanvas<V extends LienzoCanvasView>