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/*
* Copyright (c) 2008, 2018, 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 6728834 6749060 8198613
* @summary Tests that LCD AA text rendering works properly with destinations
* being VolatileImage of all transparency types
* @author Dmitri.Trembovetski: area=Graphics
* @run main/manual/othervm -Dsun.java2d.d3d=false NonOpaqueDestLCDAATest
* @run main/manual/othervm NonOpaqueDestLCDAATest
*/
import java.awt.AlphaComposite;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.EventQueue;
import java.awt.Font;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.GraphicsConfiguration;
import java.awt.Image;
import java.awt.RenderingHints;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.ComponentAdapter;
import java.awt.event.ComponentEvent;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import java.awt.image.BufferedImage;
import java.awt.image.VolatileImage;
import java.io.File;
import java.util.concurrent.CountDownLatch;
import javax.imageio.ImageIO;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.JTextArea;
import static java.awt.Transparency.*;
public class NonOpaqueDestLCDAATest extends JFrame implements ActionListener {
private static volatile boolean passed = true;
private static CountDownLatch complete = new CountDownLatch(1);
public NonOpaqueDestLCDAATest() {
JTextArea desc = new JTextArea();
desc.setText(
"\n Instructions: the three text strings below should appear" +
" readable, without smudges or misshapen bold glyphs.\n" +
" You may need a magnifier to notice some bad colorfringing in "+
" in SW Translucent case, especially in vertical stems.\n\n"+
" Basically text rendered to TRANSLUCENT destination should look"+
" similar to one rendered to OPAQUE - it may differ in whether or" +
" not it's LCD, but it should look 'correct'\n\n"+
"If the text looks fine the test PASSED otherwise it FAILED.\n");
desc.setEditable(false);
desc.setBackground(Color.black);
desc.setForeground(Color.green);
add("North", desc);
JPanel renderPanel = new JPanel() {
@Override
public void paintComponent(Graphics g) {
render(g, getWidth(), getHeight());
}
};
renderPanel.setPreferredSize(new Dimension(1024, 650));
renderPanel.addComponentListener(new ComponentAdapter() {
@Override
public void componentResized(ComponentEvent e) {
images = null;
}
});
add("Center", renderPanel);
JButton passedBtn = new JButton("Passed");
JButton failedBtn = new JButton("Failed");
passedBtn.addActionListener(this);
failedBtn.addActionListener(this);
JPanel p = new JPanel();
p.add(passedBtn);
p.add(failedBtn);
add("South", p);
addWindowListener(new WindowAdapter() {
@Override
public void windowClosing(WindowEvent e) {
complete.countDown();
}
});
setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);
}
public void render(Graphics g, int w, int h) {
initImages(w, h);
g.setColor(new Color(0xAD, 0xD8, 0xE6));
g.fillRect(0, 0, w, h);
Graphics2D g2d = (Graphics2D) g.create();
for (Image im : images) {
g2d.drawImage(im, 0, 0, null);
g2d.translate(0, im.getHeight(null));
}
}
String tr[] = { "OPAQUE", "BITMASK", "TRANSLUCENT" };
@Override
public void actionPerformed(ActionEvent e) {
if (e.getActionCommand().equals("Passed")) {
passed = true;
System.out.println("Test Passed");
} else if (e.getActionCommand().equals("Failed")) {
System.out.println("Test Failed");
for (int i = 0; i < images.length; i++) {
String f = "NonOpaqueDestLCDAATest_"+tr[i];
try {
if (images[i] instanceof VolatileImage) {
f += "_vi.png";
ImageIO.write(((VolatileImage)images[i]).
getSnapshot(), "png", new File(f));
} else {
f += "_bi.png";
ImageIO.write((BufferedImage)images[i],
"png", new File(f));
}
System.out.printf("Dumped %s image to %s\n", tr[i], f);
} catch (Throwable t) {}
}
passed = false;
}
dispose();
complete.countDown();
}
static void clear(Graphics2D g, int type, int w, int h) {
Graphics2D gg = (Graphics2D) g.create();
if (type > OPAQUE) {
gg.setColor(new Color(0, 0, 0, 0));
gg.setComposite(AlphaComposite.Src);
} else {
gg.setColor(new Color(0xAD, 0xD8, 0xE6));
}
gg.fillRect(0, 0, w, h);
}
private void render(Image im, int type, String s) {
Graphics2D g2d = (Graphics2D) im.getGraphics();
clear(g2d, type, im.getWidth(null), im.getHeight(null));
g2d.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING,
RenderingHints.VALUE_TEXT_ANTIALIAS_LCD_HRGB);
Font f = new Font("Dialog", Font.BOLD, 40);// g2d.getFont().deriveFont(32.0f);
g2d.setColor(Color.white);
g2d.setFont(g2d.getFont().deriveFont(36.0f));
g2d.drawString(s, 10, im.getHeight(null) / 2);
}
Image images[];
private void initImages(int w, int h) {
if (images == null) {
images = new Image[6];
GraphicsConfiguration gc = getGraphicsConfiguration();
for (int i = OPAQUE; i <= TRANSLUCENT; i++) {
VolatileImage vi =
gc.createCompatibleVolatileImage(w,h/images.length,i);
images[i-1] = vi;
vi.validate(gc);
String s = "LCD AA Text rendered to " + tr[i - 1] + " HW destination";
render(vi, i, s);
s = "LCD AA Text rendered to " + tr[i - 1] + " SW destination";
images[i-1+3] = gc.createCompatibleImage(w, h/images.length, i);
render(images[i-1+3], i, s);
}
}
}
public static void main(String[] args) throws InterruptedException {
EventQueue.invokeLater(new Runnable() {
@Override
public void run() {
NonOpaqueDestLCDAATest t = new NonOpaqueDestLCDAATest();
t.pack();
t.setVisible(true);
}
});
complete.await();
if (!passed) {
throw new RuntimeException("Test Failed!");
}
}
}
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