org.eclipse.gef.editparts
Interface LayerManager

All Known Implementing Classes:

FreeformGraphicalRootEditPart, GraphicalRootEditPart, ScalableFreeformRootEditPart, ScalableRootEditPart

public interface LayerManager

Responsible for locating layers in a GraphicalViewer. Layers are just transparent figures.

Typically, the RootEditPart will register() itself as the LayerManager for the GraphicalViewer. All other EditParts/EditPolicies looking for a layer use the Viewer's editPartRegsitry to find the LayerManager.

Since:

2.0

Nested Class Summary

static class

LayerManager.Helper A static helper

Field Summary

static java.lang.Object

ID This key used to register the LayerManager in the Viewer's EditPartRegistry.

Method Summary

IFigure

getLayer(java.lang.Object key) Returns a specified layer.

Field Detail

ID

static final java.lang.Object ID

This key used to register the LayerManager in the Viewer's EditPartRegistry.

Method Detail

getLayer

IFigure getLayer(java.lang.Object key)

Returns a specified layer.

Parameters:

key - a key identifying the layer

Returns:

the specified layer