📄 drawingchangelistener.java
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/* * @(#)DrawingChangeListener.java 5.1 * */package CH.ifa.draw.framework;import java.awt.Rectangle;import java.util.EventListener;/** * Listener interested in Drawing changes. */public interface DrawingChangeListener extends EventListener { /** * Sent when an area is invalid */ public void drawingInvalidated(DrawingChangeEvent e); /** * Sent when the drawing wants to be refreshed */ public void drawingRequestUpdate(DrawingChangeEvent e);}
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