/*
 * Created on Jan 8, 2010 by Nick
 *
 */
package jmsltestsuite;

import java.awt.*;

import javax.swing.JFrame;
import javax.swing.JPanel;

public class ScaledDrawingTest extends JPanel {

    int LINE_INTERVAL = 12;

    int DRAWING_ANCHOR = 20;
    
    int HORIZONTAL_INTERVAL = 20;

    private final static Stroke stroke = new BasicStroke(1f);
               
        static void setupAntiAliasedGraphics(Graphics2D g) {
            RenderingHints hints = null;
           
                hints = new RenderingHints(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
                hints.put(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_ON);
                hints.put(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_QUALITY);
                // System.out.println("1 Score.setupAntiAliasedGraphics() " +
                // useAntiAliasingHints);
            g.setRenderingHints(hints);
            g.setStroke(stroke);
    }
    /*
     * (non-Javadoc)
     * 
     * @see javax.swing.JComponent#paintComponent(java.awt.Graphics)
     */
    
    protected void paintComponent(Graphics g) {
        super.paintComponent(g);
        setupAntiAliasedGraphics((Graphics2D)g);
        System.out.println("painting");
        for (int z = 0; z < 20; z++) {
            double zoom = 0.5 + z * 0.1;
            int x = z * HORIZONTAL_INTERVAL;
            for (int i = 0; i < 5; i++) {
                long yLevelDouble = Math.round(DRAWING_ANCHOR + i * LINE_INTERVAL * zoom);
                int y = (int)(yLevelDouble);
//                g.drawLine(x, y, x + HORIZONTAL_INTERVAL * 3 / 2, y);
            }
        }
        
        for (int z = 0; z < 20; z++) {
            double zoom = 1.05;
            int x = HORIZONTAL_INTERVAL * z;
            ((Graphics2D)g).scale(zoom, zoom);
            for (int i = 0; i < 5; i++) {                
                int y = (int)(DRAWING_ANCHOR + i * LINE_INTERVAL);  
                g.setColor(Color.black);
                g.drawLine(x, y, x + HORIZONTAL_INTERVAL * 2 , y);
//                g.setColor(Color.red);
//                g.drawRect(10, 20, 10, 10);
            }
        }
        
    }

    public static void main(String[] args) {
        JFrame f = new JFrame();
        ScaledDrawingTest t = new ScaledDrawingTest();
        t.setPreferredSize(new Dimension(640, 480));
        f.add(t);
        f.pack();
        f.setVisible(true);
    }
}