bug4337267.java revision 8729:0242fce0f717 
1/*
2 * Copyright (c) 2009, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23
24/*
25 * @test
26 * @bug 4337267
27 * @summary test that numeric shaping works in Swing components
28 * @author Sergey Groznyh
29 * @run main bug4337267
30 */
31
32import java.awt.Component;
33import java.awt.Dimension;
34import java.awt.Graphics;
35import java.awt.font.NumericShaper;
36import java.awt.font.TextAttribute;
37import java.awt.image.BufferedImage;
38import javax.swing.BoxLayout;
39import javax.swing.JComponent;
40import javax.swing.JFrame;
41import javax.swing.JLabel;
42import javax.swing.JPanel;
43import javax.swing.JTextArea;
44import javax.swing.SwingUtilities;
45
46public class bug4337267 {
47    TestJPanel p1, p2;
48    TestBufferedImage i1, i2;
49    JComponent[] printq;
50    JFrame window;
51    static boolean testFailed = false;
52    static boolean done = false;
53
54    String shaped =
55            "000 (E) 111 (A) \u0641\u0642\u0643 \u0662\u0662\u0662 (E) 333";
56    String text = "000 (E) 111 (A) \u0641\u0642\u0643 222 (E) 333";
57
58    void run() {
59        initUI();
60        testTextComponent();
61        testNonTextComponentHTML();
62        testNonTextComponentPlain();
63
64        doneTask();
65    }
66
67    void initUI() {
68        window = new JFrame("bug4337267");
69        window.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
70        window.setSize(800, 600);
71        Component content = createContentPane();
72        window.add(content);
73        window.setVisible(true);
74    }
75
76    Runnable printComponents = new Runnable() {
77        public void run() {
78            printComponent(printq[0], i1);
79            printComponent(printq[1], i2);
80        }
81    };
82
83    Runnable compareRasters = new Runnable() {
84        public void run() {
85            assertEquals(p1.image, p2.image);
86            assertEquals(i1, i2);
87        }
88    };
89
90    void doneTask() {
91        final Object monitor = this;
92        SwingUtilities.invokeLater(new Runnable() {
93            public void run() {
94                done = true;
95                synchronized(monitor) {
96                    monitor.notify();
97                }
98            }
99        });
100    }
101
102
103    void fail(String message) {
104        testFailed = true;
105        throw new RuntimeException(message);
106    }
107
108    void assertEquals(Object o1, Object o2) {
109        if ((o1 == null) && (o2 != null)) {
110            fail("Expected null, got " + o2);
111        } else if ((o1 != null) && (o2 == null)) {
112            fail("Expected " + o1 + ", got null");
113        } else if (!o1.equals(o2)) {
114            fail("Expected " + o1 + ", got " + o2);
115        }
116    }
117
118    void testTextComponent() {
119        System.out.println("testTextComponent:");
120        JTextArea area1 = new JTextArea();
121        injectComponent(p1, area1, false);
122        area1.setText(shaped);
123        JTextArea area2 = new JTextArea();
124        injectComponent(p2, area2, true);
125        area2.setText(text);
126        window.repaint();
127        printq = new JComponent[] { area1, area2 };
128        SwingUtilities.invokeLater(printComponents);
129        SwingUtilities.invokeLater(compareRasters);
130    }
131
132    void testNonTextComponentHTML() {
133        System.out.println("testNonTextComponentHTML:");
134        JLabel label1 = new JLabel();
135        injectComponent(p1, label1, false);
136        label1.setText("<html>" + shaped);
137        JLabel label2 = new JLabel();
138        injectComponent(p2, label2, true);
139        label2.setText("<html>" + text);
140        window.repaint();
141        printq = new JComponent[] { label1, label2 };
142        SwingUtilities.invokeLater(printComponents);
143        SwingUtilities.invokeLater(compareRasters);
144    }
145
146    void testNonTextComponentPlain() {
147        System.out.println("testNonTextComponentHTML:");
148        JLabel label1 = new JLabel();
149        injectComponent(p1, label1, false);
150        label1.setText(shaped);
151        JLabel label2 = new JLabel();
152        injectComponent(p2, label2, true);
153        label2.setText(text);
154        window.repaint();
155        printq = new JComponent[] { label1, label2 };
156        SwingUtilities.invokeLater(printComponents);
157        SwingUtilities.invokeLater(compareRasters);
158    }
159
160    void setShaping(JComponent c) {
161        c.putClientProperty(TextAttribute.NUMERIC_SHAPING,
162                    NumericShaper.getContextualShaper(NumericShaper.ARABIC));
163    }
164
165    void injectComponent(JComponent p, JComponent c, boolean shape) {
166        if (shape) {
167            setShaping(c);
168        }
169        p.removeAll();
170        p.add(c);
171    }
172
173    void printComponent(JComponent c, TestBufferedImage i) {
174        Graphics g = i.getGraphics();
175        g.setColor(c.getBackground());
176        g.fillRect(0, 0, i.getWidth(), i.getHeight());
177        c.print(g);
178    }
179
180    Component createContentPane() {
181        Dimension size = new Dimension(500, 100);
182        i1 = new TestBufferedImage(size.width, size.height,
183                                                BufferedImage.TYPE_INT_ARGB);
184        i2 = new TestBufferedImage(size.width, size.height,
185                                                BufferedImage.TYPE_INT_ARGB);
186        p1 = new TestJPanel();
187        p1.setPreferredSize(size);
188        p2 = new TestJPanel();
189        p2.setPreferredSize(size);
190        JPanel panel = new JPanel();
191        panel.setLayout(new BoxLayout(panel, BoxLayout.Y_AXIS));
192        panel.add(p1);
193        panel.add(p2);
194
195        return panel;
196    }
197
198    static class TestBufferedImage extends BufferedImage {
199        int MAX_GLITCHES = 0;
200
201        TestBufferedImage(int width, int height, int imageType) {
202            super(width, height, imageType);
203        }
204
205        @Override
206        public boolean equals(Object other) {
207            if (! (other instanceof TestBufferedImage)) {
208                return false;
209            }
210            TestBufferedImage image2 = (TestBufferedImage) other;
211            int width = getWidth();
212            int height = getHeight();
213            if ((image2.getWidth() != width) || (image2.getHeight() != height)) {
214                return false;
215            }
216            int glitches = 0;
217            for (int x = 0; x < width; x++) {
218                for (int y = 0; y < height; y++) {
219                    int rgb1 = getRGB(x, y);
220                    int rgb2 = image2.getRGB(x, y);
221                    if (rgb1 != rgb2) {
222                        //System.out.println(x+" "+y+" "+rgb1+" "+rgb2);
223                        glitches++;
224                    }
225                }
226            }
227            return glitches <= MAX_GLITCHES;
228        }
229    }
230
231    static class TestJPanel extends JPanel {
232        TestBufferedImage image = createImage(new Dimension(1, 1));
233
234        TestBufferedImage createImage(Dimension d) {
235            return new TestBufferedImage(d.width, d.height,
236                                                BufferedImage.TYPE_INT_ARGB);
237        }
238
239        public void setPreferredSize(Dimension size) {
240            super.setPreferredSize(size);
241            image = createImage(size);
242        }
243
244        public void paint(Graphics g) {
245            Graphics g0 = image.getGraphics();
246            super.paint(g0);
247            g.drawImage(image, 0, 0, this);
248        }
249    }
250
251
252
253    public static void main(String[] args) throws Throwable {
254        final bug4337267 test = new bug4337267();
255        SwingUtilities.invokeLater(new Runnable() {
256            public void run() {
257                test.run();
258            }
259        });
260
261         synchronized(test) {
262            while (!done) {
263                try {
264                    test.wait();
265                } catch (InterruptedException ex) {
266                    // do nothing
267                }
268            }
269        }
270
271        if (testFailed) {
272            throw new RuntimeException("FAIL");
273        }
274
275        System.out.println("OK");
276    }
277}
278