Source code for Layer.java

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/*
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package layers;

import java.awt.Graphics2D;
import java.awt.event.MouseListener;
import java.awt.event.MouseMotionListener;

/**
 *
 * @author pat
 */
public interface Layer extends MouseListener, MouseMotionListener {
    /** render the parts of the layer that do not change frequently */
    public void render(Graphics2D g);
    /** render the parts which are changing constantly (ie. when the mouse moves) */
    public void renderActive(Graphics2D g);
}