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/*
* Copyright (c) 2024, 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.
*/
import java.awt.Dimension;
import java.awt.Graphics;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.IOException;
import javax.imageio.ImageIO;
import javax.swing.JEditorPane;
import javax.swing.text.View;
import javax.swing.text.html.CSS;
/*
* @test
* @bug 8323801 8326734
* @summary Tests different combination of 'underline' and 'line-through';
* the text should render with both 'underline' and 'line-through'.
* @run main HTMLTextDecoration
*/
public final class HTMLTextDecoration {
private static final String HTML = """
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>underline + line-through text</title>
<style>
.underline { text-decoration: underline }
.lineThrough { text-decoration: line-through }
</style>
</head>
<body>
<p><u><span style='text-decoration: line-through'>underline + line-through?</span></u></p>
<p><s><span style='text-decoration: underline'>underline + line-through?</span></s></p>
<p><strike><span style='text-decoration: underline'>underline + line-through?</span></strike></p>
<p><span style='text-decoration: line-through'><u>underline + line-through?</u></span></p>
<p><span style='text-decoration: underline'><s>underline + line-through?</s></span></p>
<p><span style='text-decoration: underline'><strike>underline + line-through?</strike></span></p>
<p><span style='text-decoration: line-through'><span style='text-decoration: underline'>underline + line-through?</span></span></p>
<p><span style='text-decoration: underline'><span style='text-decoration: line-through'>underline + line-through?</span></span></p>
<p style='text-decoration: line-through'><u>underline + line-through?</u></p>
<p style='text-decoration: underline'><s>underline + line-through?</s></p>
<p style='text-decoration: underline'><strike>underline + line-through?</strike></p>
<p style='text-decoration: line-through'><span style='text-decoration: underline'>underline + line-through?</span></p>
<p style='text-decoration: underline'><span style='text-decoration: line-through'>underline + line-through?</span></p>
<p class="underline"><span class="lineThrough">underline + line-through?</span></p>
<p class="underline"><s>underline + line-through?</s></p>
<p class="underline"><strike>underline + line-through?</strike></p>
<p class="lineThrough"><span class="underline">underline + line-through?</span></p>
<p class="lineThrough"><u>underline + line-through?</u></p>
<div class="underline"><span class="lineThrough">underline + line-through?</span></div>
<div class="underline"><s>underline + line-through?</s></div>
<div class="underline"><strike>underline + line-through?</strike></div>
<div class="lineThrough"><span class="underline">underline + line-through?</span></div>
<div class="lineThrough"><u>underline + line-through?</u></div>
<div class="underline"><p class="lineThrough">underline + line-through?</p></div>
<div class="lineThrough"><p class="underline">underline + line-through?</p></div>
<div class="underline"><div class="lineThrough">underline + line-through?</div></div>
<div class="lineThrough"><div class="underline">underline + line-through?</div></div>
</body>
</html>
""";
public static void main(String[] args) {
final JEditorPane html = new JEditorPane("text/html", HTML);
html.setEditable(false);
final Dimension size = html.getPreferredSize();
html.setSize(size);
BufferedImage image = new BufferedImage(size.width, size.height,
BufferedImage.TYPE_INT_RGB);
Graphics g = image.createGraphics();
// Paint the editor pane to ensure all views are created
html.paint(g);
g.dispose();
int errorCount = 0;
String firstError = null;
System.out.println("----- Views -----");
final View bodyView = html.getUI()
.getRootView(html)
.getView(1)
.getView(1);
for (int i = 0; i < bodyView.getViewCount(); i++) {
View pView = bodyView.getView(i);
View contentView = getContentView(pView);
String decoration =
contentView.getAttributes()
.getAttribute(CSS.Attribute.TEXT_DECORATION)
.toString();
System.out.println(i + ": " + decoration);
if (!decoration.contains("underline")
|| !decoration.contains("line-through")) {
errorCount++;
if (firstError == null) {
firstError = "Line " + i + ": " + decoration;
}
}
}
if (errorCount > 0) {
saveImage(image);
throw new RuntimeException(errorCount + " error(s) found, "
+ "the first one: " + firstError);
}
}
private static View getContentView(View parent) {
View view = parent.getView(0);
return view.getViewCount() > 0
? getContentView(view)
: view;
}
private static void saveImage(BufferedImage image) {
try {
ImageIO.write(image, "png",
new File("html.png"));
} catch (IOException ignored) { }
}
}
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