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package signature.display;

import java.awt.Dimension;
import java.awt.Graphics;

import javax.swing.JPanel;

import signature.ColoredTree;

public class ColoredTreePanel extends JPanel {
    
	private static final long serialVersionUID = 2144237936253828531L;

	public int maxDepth;
    
    private DisplayableColoredTree displayTree;
    
    private boolean drawKey;
    
    public ColoredTreePanel(int width, int height) {
        this.setPreferredSize(new Dimension(width, height));
        this.drawKey = false;
        this.displayTree = new DisplayableColoredTree(width, height);
    }
    
    public ColoredTreePanel(ColoredTree tree, int width, int height) {
        displayTree = new DisplayableColoredTree(tree, width, height);
        this.drawKey = false;
        this.setPreferredSize(new Dimension(width, height));
    }
    
    public void setDrawKey(boolean drawKey) {
        this.drawKey = drawKey; 
    }
    
    public void setTree(ColoredTree tree) {
        System.out.println("setting tree " + tree);
        if (displayTree == null) {
            displayTree = new DisplayableColoredTree(getWidth(), getHeight());
        } else {
            displayTree.makeFromColoredTree(tree);
        }
        this.displayTree.setDrawKey(drawKey);
        this.maxDepth = tree.getHeight();
    }
    
    public void paint(Graphics g) {
        if (displayTree != null) {
            this.displayTree.paint(g);
        }
    }

    public void clear() {
        this.displayTree = null;
    }

}