Package org.opengis.go.display.canvas

Interface Summary
Canvas Canvas defines a common abstraction for implementations that manage the display and user manipulation of Graphic instances.
CanvasController The CanvasController interface serves as the token in the CanvasController <--> Canvas interaction.
CanvasHandler The CanvasHandler interface provides programmers with a mechanism to change Canvas properties.
CanvasListener The one method in this interface is called by a Canvas when its state has changed.
CanvasState Instances of this interface (and its sub-interfaces) describe the current state of a Canvas.
 



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