| /* |
| * Copyright (c) 2013, 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. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| /** |
| * @test |
| * @bug 8015606 |
| * @summary Test verifies whether a text is rendered correctly to |
| * a custom buffered image. |
| * |
| * @run main RenderToCustomBufferTest |
| */ |
| |
| import java.awt.Color; |
| import java.awt.Font; |
| import java.awt.Graphics2D; |
| import java.awt.RenderingHints; |
| import java.awt.Transparency; |
| import java.awt.color.ColorSpace; |
| import java.awt.image.BufferedImage; |
| import java.awt.image.ColorModel; |
| import java.awt.image.ComponentColorModel; |
| import java.awt.image.DataBuffer; |
| import java.awt.image.WritableRaster; |
| |
| public class RenderToCustomBufferTest { |
| public static void main(String[] args) { |
| final BufferedImage dst_custom = createCustomBuffer(); |
| final BufferedImage dst_dcm = new BufferedImage(width, height, |
| BufferedImage.TYPE_INT_RGB); |
| |
| renderTo(dst_custom); |
| renderTo(dst_dcm); |
| |
| check(dst_custom, dst_dcm); |
| } |
| |
| private static void check(BufferedImage a, BufferedImage b) { |
| for (int y = 0; y < height; y++) { |
| for (int x = 0; x < width; x++) { |
| int pa = a.getRGB(x, y); |
| int pb = b.getRGB(x, y); |
| |
| if (pa != pb) { |
| String msg = String.format( |
| "Point [%d, %d] has different colors: %08X and %08X", |
| x, y, pa, pb); |
| throw new RuntimeException("Test failed: " + msg); |
| } |
| } |
| } |
| } |
| |
| private static BufferedImage createCustomBuffer() { |
| ColorSpace cs = ColorSpace.getInstance(ColorSpace.CS_sRGB); |
| ColorModel cm = new ComponentColorModel(cs, false, false, |
| Transparency.OPAQUE, DataBuffer.TYPE_FLOAT); |
| WritableRaster wr = cm.createCompatibleWritableRaster(width, height); |
| |
| return new BufferedImage(cm, wr, false, null); |
| } |
| |
| private static void renderTo(BufferedImage dst) { |
| System.out.println("The buffer: " + dst); |
| Graphics2D g = dst.createGraphics(); |
| |
| final int w = dst.getWidth(); |
| final int h = dst.getHeight(); |
| |
| g.setColor(Color.blue); |
| g.fillRect(0, 0, w, h); |
| |
| g.setColor(Color.red); |
| Font f = g.getFont(); |
| g.setFont(f.deriveFont(48f)); |
| |
| g.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, |
| RenderingHints.VALUE_TEXT_ANTIALIAS_ON); |
| |
| // NB: this clip ctriggers the problem |
| g.setClip(50, 50, 200, 100); |
| |
| g.drawString("AA Text", 52, 90); |
| |
| g.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, |
| RenderingHints.VALUE_TEXT_ANTIALIAS_OFF); |
| |
| // NB: this clip ctriggers the problem |
| g.setClip(50, 100, 100, 100); |
| g.drawString("Text", 52, 148); |
| |
| g.dispose(); |
| } |
| |
| private static final int width = 230; |
| private static final int height = 150; |
| } |