// Copyright 2004, FreeHEP.
package org.freehep.graphicsio.test;
import java.awt.BasicStroke;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.Graphics;
import java.awt.Insets;
import java.awt.geom.Ellipse2D;
import org.freehep.graphics2d.VectorGraphics;
/**
*
* @author Mark Donszelmann
* @version $Id: freehep-graphicsio-tests/src/main/java/org/freehep/graphicsio/test/TestResolution.java f493ff6e61b2 2005/12/01 18:46:43 duns $
*/
public class TestResolution extends TestingPanel {
public TestResolution(String[] args) throws Exception {
super(args);
setName("Resolution");
}
public void paintComponent(Graphics g) {
if (g == null)
return;
VectorGraphics vg = VectorGraphics.create(g);
Dimension dim = getSize();
Insets insets = getInsets();
vg.setColor(Color.white);
vg.fillRect(insets.left, insets.top, dim.width - insets.left
- insets.right, dim.height - insets.top - insets.bottom);
double w = dim.width / 3;
double h = dim.height / 5;
double s = 0.0000001;
for (int i = 0; i < 15; i++) {
VectorGraphics vgs = (VectorGraphics) vg.create();
if (i < 5) {
vgs.translate(0, i * h);
} else if (i < 10) {
vgs.translate(w, (i - 5) * h);
} else {
vgs.translate(2 * w, (i - 10) * h);
}
vgs.translate(w / 2, h / 2);
double sc = 0.5 * Math.min(w, h) / 2;
vgs.scale(sc, sc);
vgs.scale(1 / s, 1 / s);
vgs.setStroke(new BasicStroke((float) (0.5 * s),
BasicStroke.CAP_ROUND, BasicStroke.JOIN_ROUND));
vgs.setColor(Color.black);
vgs.draw(new Ellipse2D.Double(-1 * s, -1 * s, 2 * s, 2 * s));
vgs.dispose();
s *= 10;
}
}
public static void main(String[] args) throws Exception {
new TestResolution(args).runTest();
}
}