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/*
* 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));
}
}
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