Uses of Interface
com.yworks.yfiles.view.ICanvasContext

Packages that use ICanvasContext

Package	Description
com.yworks.yfiles.graph.styles	Contains interfaces and default implementations for graph element styles.
com.yworks.yfiles.view	Contains the main UI classes, interfaces, default implementations and support classes that can be used to display IGraph instances.
com.yworks.yfiles.view.input	Contains definitions, default implementations, and support classes that deal with the user interaction in a CanvasControl in general, as well as specialized utility classes and IInputMode implementations that can be used to work with and edit IGraph instances in a GraphControl.

Uses of ICanvasContext in com.yworks.yfiles.graph.styles

Methods in com.yworks.yfiles.graph.styles with parameters of type ICanvasContext

Modifier and Type	Method and Description
RectD	TemplatePortStyleRenderer.getBounds(ICanvasContext context)
RectD	TemplateNodeStyleRenderer.getBounds(ICanvasContext context) Returns the layout bounds as an upper bound for the painting bound.
RectD	TemplateLabelStyleRenderer.getBounds(ICanvasContext context)
RectD	TableNodeStyleRenderer.getBounds(ICanvasContext context)
RectD	ShinyPlateNodeStyleRenderer.getBounds(ICanvasContext context)
RectD	ShapeNodeStyleRenderer.getBounds(ICanvasContext context) Returns the layout bounds as an upper bound for the painting bound.
RectD	PathBasedEdgeStyleRenderer.getBounds(ICanvasContext context)
RectD	PanelNodeStyleRenderer.getBounds(ICanvasContext context)
RectD	MemoryImageNodeStyleRenderer.getBounds(ICanvasContext context) Returns the layout bounds as an upper bound for the painting bound.
RectD	ImageNodeStyleRenderer.getBounds(ICanvasContext context) Returns the layout bounds as an upper bound for the painting bound.
RectD	IconLabelStyleRenderer.getBounds(ICanvasContext context)
RectD	GeneralPathNodeStyleRenderer.getBounds(ICanvasContext context)
RectD	DefaultLabelStyleRenderer.getBounds(ICanvasContext context)
RectD	CollapsibleNodeStyleDecoratorRenderer.getBounds(ICanvasContext context) Delegates to the CollapsibleNodeStyleDecoratorRenderer.getWrappedStyle() and takes the button into account.
RectD	BevelNodeStyleRenderer.getBounds(ICanvasContext context) Returns the layout bounds as an upper bound for the painting bound.
protected RectD	AbstractEdgeStyle.getBounds(ICanvasContext context, IEdge edge) Gets the bounds of the visual for the edge in the given context.
protected RectD	AbstractLabelStyle.getBounds(ICanvasContext context, ILabel label) Gets the bounds of the visual for the label in the given context.
protected RectD	AbstractNodeStyle.getBounds(ICanvasContext context, INode node) Gets the bounds of the visual for the node in the given context.
protected abstract RectD	AbstractPortStyle.getBounds(ICanvasContext context, IPort port) Callback that returns the bounds of the visual for the port in the given context.
boolean	TemplatePortStyleRenderer.isVisible(ICanvasContext context, RectD rectangle) Calls TemplatePortStyleRenderer.configure() and test the Port using the Style for a visible intersection with the clip bounds.
boolean	TemplateNodeStyleRenderer.isVisible(ICanvasContext context, RectD rectangle) Determines visibility by checking for an intersection with the Layout.
boolean	TemplateLabelStyleRenderer.isVisible(ICanvasContext context, RectD rectangle) Uses the layout to determine whether the clip intersects.
boolean	TableNodeStyleRenderer.isVisible(ICanvasContext context, RectD rectangle)
boolean	ShinyPlateNodeStyleRenderer.isVisible(ICanvasContext context, RectD rectangle)
boolean	ShapeNodeStyleRenderer.isVisible(ICanvasContext context, RectD rectangle) Determines visibility by checking for an intersection with the Layout.
boolean	PolylineEdgeStyleRenderer.isVisible(ICanvasContext context, RectD rectangle)
boolean	PathBasedEdgeStyleRenderer.isVisible(ICanvasContext context, RectD rectangle) Calls PathBasedEdgeStyleRenderer.configure() and test the Edge using the Style for a visible intersection with the clip bounds.
boolean	PanelNodeStyleRenderer.isVisible(ICanvasContext context, RectD rectangle)
boolean	MemoryImageNodeStyleRenderer.isVisible(ICanvasContext context, RectD clip) Determines visibility by checking for an intersection with the Layout.
boolean	ImageNodeStyleRenderer.isVisible(ICanvasContext context, RectD rectangle) Determines visibility by checking for an intersection with the Layout.
boolean	IconLabelStyleRenderer.isVisible(ICanvasContext context, RectD rectangle)
boolean	GeneralPathNodeStyleRenderer.isVisible(ICanvasContext context, RectD rectangle) Determines visibility by checking for an intersection with the Layout.
boolean	DefaultLabelStyleRenderer.isVisible(ICanvasContext context, RectD rectangle) Uses the ILabel.getLayout() to determine whether the clip intersects.
boolean	CollapsibleNodeStyleDecoratorRenderer.isVisible(ICanvasContext context, RectD rectangle) Delegates to the CollapsibleNodeStyleDecoratorRenderer.getWrappedStyle().
boolean	BevelNodeStyleRenderer.isVisible(ICanvasContext context, RectD rectangle) Determines visibility by checking for an intersection with the Layout.
boolean	ArcEdgeStyleRenderer.isVisible(ICanvasContext context, RectD rectangle) Overridden for performance reasons.
protected boolean	AbstractEdgeStyle.isVisible(ICanvasContext context, RectD rectangle, IEdge edge) Determines whether the visualization for the specified edge is visible in the context.
protected boolean	AbstractLabelStyle.isVisible(ICanvasContext context, RectD rectangle, ILabel label) Determines whether the visualization for the specified label is visible in the context.
protected boolean	AbstractNodeStyle.isVisible(ICanvasContext context, RectD rectangle, INode node) Determines whether the visualization for the specified node is visible in the context.
protected boolean	AbstractPortStyle.isVisible(ICanvasContext context, RectD rectangle, IPort port) Determines whether the visualization for the specified port is visible in the context.
boolean	BevelNodeStyleRenderer.isVisible(RectD clip, ICanvasContext ctx)

Uses of ICanvasContext in com.yworks.yfiles.view

Subinterfaces of ICanvasContext in com.yworks.yfiles.view

Modifier and Type	Interface and Description
interface	IRenderContext An interface that describes the current context for rendering routines.

Fields in com.yworks.yfiles.view declared as ICanvasContext

Modifier and Type	Field and Description
static ICanvasContext	ICanvasContext.DEFAULT Provides a default immutable context with a hit radius of 3 and a zoom level of 1.

Methods in com.yworks.yfiles.view that return ICanvasContext

Modifier and Type	Method and Description
static ICanvasContext	ICanvasContext.create(CanvasControl canvas) Provides a default immutable ICanvasContext with the given values.
static ICanvasContext	ICanvasContext.create(CanvasControl canvas, double zoom) Provides a default immutable ICanvasContext with the given values.
static ICanvasContext	ICanvasContext.create(CanvasControl canvas, double zoom, double hitTestRadius) Provides a default immutable ICanvasContext with the given values.
ICanvasContext	CanvasControl.getCanvasContext() Returns an implementation of ICanvasContext that describes the state of this CanvasControl.

Methods in com.yworks.yfiles.view with parameters of type ICanvasContext

Modifier and Type	Method and Description
ICanvasObject	RectangleIndicatorInstaller.addCanvasObject(ICanvasContext context, ICanvasObjectGroup group, Object item)
ICanvasObject	PointSelectionIndicatorInstaller.addCanvasObject(ICanvasContext context, ICanvasObjectGroup group, Object item)
ICanvasObject	OrientedRectangleIndicatorInstaller.addCanvasObject(ICanvasContext context, ICanvasObjectGroup group, Object item)
ICanvasObject	NodeStyleDecorationInstaller.addCanvasObject(ICanvasContext context, ICanvasObjectGroup group, Object item) Installs a rendering for the item if it is an INode.
ICanvasObject	LabelStyleDecorationInstaller.addCanvasObject(ICanvasContext context, ICanvasObjectGroup group, Object item) Installs a rendering for the item if it is an ILabel.
ICanvasObject	ICanvasObjectInstaller.addCanvasObject(ICanvasContext context, ICanvasObjectGroup group, Object item) This the main method of the interface that performs the installation of an item's visual representation in the canvas by adding ICanvasObjects.
ICanvasObject	EdgeStyleDecorationInstaller.addCanvasObject(ICanvasContext context, ICanvasObjectGroup group, Object item) Installs a rendering for the item if it is an IEdge.
ICanvasObject	EdgeDecorationInstaller.addCanvasObject(ICanvasContext context, ICanvasObjectGroup group, Object item) Installs a rendering for the item if it is an IEdge that will use the EdgeDecorationInstaller.getBendDrawing(CanvasControl, IEdge) and EdgeDecorationInstaller.getPen(CanvasControl, IEdge) to render the path and bends.
RectD	IBoundsProvider.getBounds(ICanvasContext context) Returns a tight rectangular area where the whole rendering would fit into.
RectD	DefaultPortCandidateDescriptor.getBounds(ICanvasContext context)
boolean	ICanvasObjectDescriptor.isDirty(ICanvasContext context, ICanvasObject canvasObject) Determines whether the given canvas object is deemed dirty and needs updating.
boolean	DefaultPortCandidateDescriptor.isDirty(ICanvasContext context, ICanvasObject canvasObject)
boolean	IVisibilityTestable.isVisible(ICanvasContext context, RectD rectangle) Determines whether an element might intersect the visible region for a given context.
boolean	DefaultPortCandidateDescriptor.isVisible(ICanvasContext context, RectD rectangle)

Uses of ICanvasContext in com.yworks.yfiles.view.input

Subinterfaces of ICanvasContext in com.yworks.yfiles.view.input

Modifier and Type	Interface and Description
interface	IInputModeContext The interface for the context object that is passed to IInputMode instances during IInputMode.install(IInputModeContext, ConcurrencyController) and IInputMode.uninstall(IInputModeContext) and IDragHandler implementations like IPositionHandler and IHandle to provide additional context for the implementations.