com.yworks.yfiles.view

Interface IObstacleProvider

All Known Implementing Classes:

ArcEdgeStyleRenderer, GraphObstacleProvider, PathBasedEdgeStyleRenderer, PolylineEdgeStyleRenderer

public interface IObstacleProvider

Implementations of this interface can provide a path that is used to determine bridges by BridgeManager.

Typically the ILookup implementation of styles will return an implementation of this interface.

Method Summary

Modifier and Type	Method and Description
GeneralPath	getObstacles(IRenderContext context) Returns a path representing obstacles that would need bridges.

Method Detail

getObstacles

GeneralPath getObstacles(IRenderContext context)

Returns a path representing obstacles that would need bridges.

For performance reasons the implementation should only return a non-null GeneralPath if it might be visible in the provided Clip.

Parameters:

context - The context for which the obstacles are queried.

Returns:

A path that describes the obstacles or null if there are no obstacles for the given context.