| /* |
| * Copyright (c) 2016, 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 8151269 |
| * @author a.stepanov |
| * @summary Multiresolution image: check that the base resolution variant |
| * source is passed to the corresponding ImageConsumer |
| * @run main MultiresolutionSourceTest |
| */ |
| |
| import java.awt.*; |
| import java.awt.image.*; |
| |
| public class MultiresolutionSourceTest { |
| |
| private static class Checker implements ImageConsumer { |
| |
| private final int refW, refH, refType; |
| private final boolean refHasAlpha; |
| private final Color refColor; |
| |
| public Checker(int w, |
| int h, |
| Color c, |
| boolean hasAlpha, |
| int transferType) { |
| refW = w; |
| refH = h; |
| refColor = c; |
| refHasAlpha = hasAlpha; |
| refType = transferType; |
| } |
| |
| @Override |
| public void imageComplete(int status) {} |
| |
| @Override |
| public void setColorModel(ColorModel model) { |
| |
| boolean a = model.hasAlpha(); |
| if (a != refHasAlpha) { |
| throw new RuntimeException("invalid hasAlpha: " + a); |
| } |
| |
| int tt = model.getTransferType(); |
| if (tt != refType) { |
| throw new RuntimeException("invalid transfer type: " + tt); |
| } |
| } |
| |
| @Override |
| public void setDimensions(int w, int h) { |
| |
| if (w != refW) { throw new RuntimeException("invalid width: " + w + |
| ", expected: " + refW); } |
| |
| if (h != refH) { throw new RuntimeException("invalid height: " + h + |
| ", expected: " + refH); } |
| } |
| |
| @Override |
| public void setHints(int flags) {} |
| |
| @Override |
| public void setPixels(int x, int y, int w, int h, ColorModel model, |
| byte pixels[], int offset, int scansize) { |
| |
| for (int i = 0; i < pixels.length; i++) { |
| int p = pixels[i]; |
| // just in case... |
| Color c = model.hasAlpha() ? |
| new Color(model.getRed (p), |
| model.getGreen(p), |
| model.getBlue (p), |
| model.getAlpha(p)) : |
| new Color(model.getRGB(p)); |
| |
| if (!c.equals(refColor)) { |
| throw new RuntimeException("invalid color: " + c + |
| ", expected: " + refColor); |
| } |
| } |
| } |
| |
| @Override |
| public void setPixels(int x, int y, int w, int h, ColorModel model, |
| int pixels[], int offset, int scansize) { |
| |
| for (int i = 0; i < pixels.length; i++) { |
| int p = pixels[i]; |
| Color c = model.hasAlpha() ? |
| new Color(model.getRed (p), |
| model.getGreen(p), |
| model.getBlue (p), |
| model.getAlpha(p)) : |
| new Color(model.getRGB(p)); |
| |
| if (!c.equals(refColor)) { |
| throw new RuntimeException("invalid color: " + c + |
| ", expected: " + refColor); |
| } |
| } |
| } |
| |
| @Override |
| public void setProperties(java.util.Hashtable props) {} |
| } |
| |
| private static BufferedImage generateImage(int w, int h, Color c, int type) { |
| |
| BufferedImage img = new BufferedImage(w, h, type); |
| Graphics g = img.getGraphics(); |
| g.setColor(c); |
| g.fillRect(0, 0, w, h); |
| return img; |
| } |
| |
| public static void main(String[] args) { |
| |
| final int w1 = 20, w2 = 100, h1 = 30, h2 = 50; |
| final Color |
| c1 = new Color(255, 0, 0, 100), c2 = Color.BLACK, gray = Color.GRAY; |
| |
| BufferedImage img1 = |
| generateImage(w1, h1, c1, BufferedImage.TYPE_INT_ARGB); |
| |
| BufferedImage dummy = |
| generateImage(w1 + 5, h1 + 5, gray, BufferedImage.TYPE_BYTE_GRAY); |
| |
| BufferedImage img2 = |
| generateImage(w2, h2, c2, BufferedImage.TYPE_BYTE_BINARY); |
| |
| BufferedImage vars[] = new BufferedImage[] {img1, dummy, img2}; |
| |
| // default base image index (zero) |
| BaseMultiResolutionImage mri1 = new BaseMultiResolutionImage(vars); |
| // base image index = 2 |
| BaseMultiResolutionImage mri2 = new BaseMultiResolutionImage(2, vars); |
| |
| // do checks |
| mri1.getSource().startProduction( |
| new Checker(w1, h1, c1, true, DataBuffer.TYPE_INT)); |
| |
| mri2.getSource().startProduction( |
| new Checker(w2, h2, c2, false, DataBuffer.TYPE_BYTE)); |
| } |
| } |