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/* transform.java -- some checks for the transform() method in the Graphics2D
class.
Copyright (C) 2006 David Gilbert <david.gilbert@object-refinery.com>
This file is part of Mauve.
Mauve is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
Mauve is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License
along with Mauve; see the file COPYING. If not, write to the
Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301 USA.
*/
// Tags: JDK1.2
package gnu.testlet.java.awt.Graphics2D;
import gnu.testlet.TestHarness;
import gnu.testlet.Testlet;
import java.awt.Graphics2D;
import java.awt.Shape;
import java.awt.geom.AffineTransform;
import java.awt.geom.Rectangle2D;
import java.awt.image.BufferedImage;
public class transform implements Testlet
{
public void test(TestHarness harness)
{
testBufferedImageGraphics2D(harness);
}
/**
* Checks for the Graphics2D from a BufferedImage.
*
* @param harness the test harness.
*/
public void testBufferedImageGraphics2D(TestHarness harness)
{
harness.checkPoint("BufferedImage Graphics2D");
BufferedImage image = new BufferedImage(100, 80,
BufferedImage.TYPE_INT_ARGB);
Graphics2D g2 = image.createGraphics();
harness.check(g2.getTransform().isIdentity());
g2.setTransform(new AffineTransform(1.0, 2.0, 3.0, 4.0, 5.0, 6.0));
g2.transform(new AffineTransform(7.0, 8.0, 9.0, 10.0, 11.0, 12.0));
AffineTransform current = g2.getTransform();
harness.check(current.getScaleX(), 31.0);
harness.check(current.getScaleY(), 58.0);
harness.check(current.getShearX(), 39.0);
harness.check(current.getShearY(), 46.0);
harness.check(current.getTranslateX(), 52.0);
harness.check(current.getTranslateY(), 76.0);
// here we check what happens to the clip shape when a transform is
// applied...
g2.setTransform(new AffineTransform());
g2.setClip(1, 2, 3, 4);
Shape currentClip = g2.getClip();
harness.check(currentClip, new Rectangle2D.Double(1, 2, 3, 4));
g2.transform(AffineTransform.getTranslateInstance(10.0, 20.0));
currentClip = g2.getClip();
harness.check(currentClip, new Rectangle2D.Double(-9, -18, 3, 4));
}
}
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