/*
* Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code 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
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
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*/
/**
* @test
* @bug 7043054
* @summary Verifies that Paint objects receive the appropriate user space
* bounds in their createContext() method
* @run main PgramUserBoundsTest
*/
import java.awt.Color;
import java.awt.Graphics2D;
import java.awt.Paint;
import java.awt.PaintContext;
import java.awt.RenderingHints;
import java.awt.Rectangle;
import java.awt.geom.AffineTransform;
import java.awt.geom.Line2D;
import java.awt.geom.Rectangle2D;
import java.awt.image.BufferedImage;
import java.awt.image.ColorModel;
public class PgramUserBoundsTest {
static final int MinX = 10;
static final int MinY = 20;
static final int MaxX = 30;
static final int MaxY = 50;
static AffineTransform identity = new AffineTransform();
public static void main(String argv[]) {
BufferedImage bimg =
new BufferedImage(100, 100, BufferedImage.TYPE_INT_RGB);
Graphics2D g2d = bimg.createGraphics();
g2d.setPaint(new BoundsCheckerPaint(MinX, MinY, MaxX, MaxY));
testAll(g2d);
g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING,
RenderingHints.VALUE_ANTIALIAS_ON);
testAll(g2d);
}
static void testAll(Graphics2D g2d) {
g2d.setTransform(identity);
g2d.translate(100, 100);
testPrimitives(g2d);
g2d.setTransform(identity);
g2d.scale(10, 10);
testPrimitives(g2d);
g2d.setTransform(identity);
g2d.rotate(Math.PI/6);
testPrimitives(g2d);
}
static void testPrimitives(Graphics2D g2d) {
testLine(g2d);
testRect(g2d);
}
static void testLine(Graphics2D g2d) {
testLine(g2d, MinX, MinY, MaxX, MaxY);
testLine(g2d, MaxX, MinY, MinX, MaxY);
testLine(g2d, MinX, MaxY, MaxX, MinY);
testLine(g2d, MaxX, MaxY, MinX, MinY);
}
static void testRect(Graphics2D g2d) {
g2d.fillRect(MinX, MinY, MaxX - MinX, MaxY - MinY);
g2d.fill(new Rectangle(MinX, MinY, MaxX - MinX, MaxY - MinY));
}
static void testLine(Graphics2D g2d, int x1, int y1, int x2, int y2) {
g2d.drawLine(x1, y1, x2, y2);
g2d.draw(new Line2D.Double(x1, y1, x2, y2));
}
static class BoundsCheckerPaint implements Paint {
private Color c = Color.WHITE;
private Rectangle2D expectedBounds;
public BoundsCheckerPaint(double x1, double y1,
double x2, double y2)
{
expectedBounds = new Rectangle2D.Double();
expectedBounds.setFrameFromDiagonal(x1, y1, x2, y2);
}
public int getTransparency() {
return c.getTransparency();
}
public PaintContext createContext(ColorModel cm,
Rectangle deviceBounds,
Rectangle2D userBounds,
AffineTransform xform,
RenderingHints hints)
{
System.out.println("user bounds = "+userBounds);
if (!userBounds.equals(expectedBounds)) {
throw new RuntimeException("bounds fail to match");
}
return c.createContext(cm, deviceBounds, userBounds, xform, hints);
}
}
}