8195095: Images are not scaled correctly in JEditorPane
Reviewed-by: ssadetsky, psadhukhan, mhalder
--- a/src/java.desktop/share/classes/javax/swing/text/html/ImageView.java Tue Mar 13 09:57:44 2018 -0700
+++ b/src/java.desktop/share/classes/javax/swing/text/html/ImageView.java Wed Mar 14 15:41:29 2018 +0530
@@ -928,11 +928,11 @@
}
synchronized(ImageView.this) {
- if ((changed & 1) == 1 && (state & WIDTH_FLAG) == 0) {
- width = newWidth;
+ if ((changed & 1) == 1 && (state & HEIGHT_FLAG) == 0) {
+ height = newHeight;
}
- if ((changed & 2) == 2 && (state & HEIGHT_FLAG) == 0) {
- height = newHeight;
+ if ((changed & 2) == 2 && (state & WIDTH_FLAG) == 0) {
+ width = newWidth;
}
if ((state & LOADING_FLAG) == LOADING_FLAG) {
// No need to resize or repaint, still in the process of
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/test/jdk/javax/swing/JEditorPane/8195095/ImageViewTest.java Wed Mar 14 15:41:29 2018 +0530
@@ -0,0 +1,143 @@
+/*
+ * Copyright (c) 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
+ * @key headful
+ * @bug 8195095
+ * @summary Tests if Images are scaled correctly in JEditorPane.
+ * @run main ImageViewTest
+ */
+import java.awt.Robot;
+import java.awt.Point;
+import java.awt.Color;
+import java.awt.Insets;
+
+import javax.swing.JEditorPane;
+import javax.swing.SwingUtilities;
+import javax.swing.JFrame;
+import javax.swing.WindowConstants;
+
+public class ImageViewTest {
+
+ private static final int WIDTH = 200;
+ private static final int HEIGHT = 200;
+ private static JFrame f;
+
+ private static JEditorPane editorPane1;
+ private static JEditorPane editorPane2;
+ private static JEditorPane editorPane3;
+ private static JEditorPane editorPane4;
+
+ private static void test(Robot r, JEditorPane editorPane) throws Exception {
+
+ SwingUtilities.invokeAndWait(() -> {
+ f = new JFrame();
+ editorPane.setEditable(false);
+ f.add(editorPane);
+ f.setSize(220,240);
+ f.setLocationRelativeTo(null);
+
+ f.setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
+ f.setVisible(true);
+ });
+
+ r.waitForIdle();
+ r.delay(500);
+
+ SwingUtilities.invokeAndWait(() -> {
+ Insets insets = editorPane.getInsets();
+ Point loc = editorPane.getLocationOnScreen();
+
+ final Color blue = Color.BLUE;
+ final int offset = 10;
+
+ Color center = r.getPixelColor(loc.x + insets.left + WIDTH / 2,
+ loc.y + insets.top + HEIGHT / 2);
+ Color left = r.getPixelColor(loc.x + insets.left + offset,
+ loc.y + insets.top + HEIGHT / 2);
+ Color right = r.getPixelColor(loc.x + insets.left + WIDTH - offset,
+ loc.y + insets.top + HEIGHT / 2);
+ Color bottom = r.getPixelColor(loc.x + insets.left + WIDTH / 2,
+ loc.y + insets.top + HEIGHT - offset);
+ Color top = r.getPixelColor(loc.x + insets.left + WIDTH / 2,
+ loc.y + insets.top + offset);
+
+ f.dispose();
+
+ System.out.println("center color: " + center);
+ System.out.println("left color: " + left);
+ System.out.println("right color: " + right);
+ System.out.println("bottom color: " + bottom);
+ System.out.println("top color: " + top);
+ System.out.println();
+
+ if (!(blue.equals(center) && blue.equals(left) && blue.equals(right) &&
+ blue.equals(top) && blue.equals(bottom))) {
+ throw new RuntimeException("Test failed: Image not scaled correctly");
+ }
+ });
+
+ r.waitForIdle();
+ }
+
+ public static void main(String[] args) throws Exception {
+
+ final String ABSOLUTE_FILE_PATH = ImageViewTest.class.getResource("circle.png").getPath();
+
+ System.out.println(ABSOLUTE_FILE_PATH);
+
+ Robot r = new Robot();
+
+ SwingUtilities.invokeAndWait(() -> {
+ editorPane1 = new JEditorPane("text/html",
+ "<img height=\"200\" src=\"file:///" + ABSOLUTE_FILE_PATH + "\"");
+
+ editorPane2 = new JEditorPane("text/html",
+ "<img width=\"200\" src=\"file:///" + ABSOLUTE_FILE_PATH + "\"");
+
+ editorPane3 = new JEditorPane("text/html",
+ "<img width=\"200\" height=\"200\" src=\"file:///" + ABSOLUTE_FILE_PATH + "\"");
+
+ editorPane4 = new JEditorPane("text/html",
+ "<img src=\"file:///" + ABSOLUTE_FILE_PATH + "\"");
+
+ });
+
+ r.waitForIdle();
+
+ System.out.println("Test with only height set to 200");
+ test(r, editorPane1);
+
+ System.out.println("Test with only width set to 200");
+ test(r, editorPane2);
+
+ System.out.println("Test with none of them set");
+ test(r, editorPane3);
+
+ System.out.println("Test with both of them set to 200");
+ test(r, editorPane4);
+
+ System.out.println("Test Passed.");
+ }
+}
Binary file test/jdk/javax/swing/JEditorPane/8195095/circle.png has changed