public interface DrawStartHandler
extends com.google.gwt.event.shared.EventHandler
| Modifier and Type | Method and Description | 
|---|---|
| void | onDrawStart(DrawStartEvent event)Called when we start drawing to the underlying HTML5 <canvas> element of a DrawPane, right after the element is
 cleared. | 
void onDrawStart(DrawStartEvent event)
DrawingType is  DrawingType.BITMAP.event - the event