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Diffstat (limited to 'test/sun/java2d/GdiRendering/InsetClipping.java')
-rw-r--r-- | test/sun/java2d/GdiRendering/InsetClipping.java | 112 |
1 files changed, 112 insertions, 0 deletions
diff --git a/test/sun/java2d/GdiRendering/InsetClipping.java b/test/sun/java2d/GdiRendering/InsetClipping.java new file mode 100644 index 000000000..fbaf71956 --- /dev/null +++ b/test/sun/java2d/GdiRendering/InsetClipping.java @@ -0,0 +1,112 @@ +/* + * Copyright 2003-2008 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, + * CA 95054 USA or visit www.sun.com if you need additional information or + * have any questions. + */ + +/** + * @test + * @bug 4873505 6588884 + * @author cheth + * @summary verifies that drawImage behaves the bounds of a complex + * clip shape. This was a problem with our GDI renderer on Windows, where + * we would ignore the window insets. + * @run main InsetClipping +*/ + +/** + * This test works by setting up a clip area that equals the visible area + * of the Frame. When we perform any rendering operation to that window, + * we should not see the results of the operation because they should be + * clipped out. We create an Image with one color (red) and use a + * different background fill color (blue). We fill the area with the + * background color, then set the clip, then draw the image; if we detect + * the image color at pixel (0, 0) then we did not clip correctly and the + * test fails. + */ + +import java.awt.*; +import java.awt.geom.*; +import java.awt.image.*; + + +public class InsetClipping extends Frame { + BufferedImage image; + Area area; + static boolean painted = false; + static Color imageColor = Color.red; + static Color fillColor = Color.blue; + + public InsetClipping() { + + image = new BufferedImage( 300, 300,BufferedImage.TYPE_INT_RGB); + Graphics g2 = image.createGraphics(); + g2.setColor(imageColor); + g2.fillRect(0,0, 300,300); + } + + public void paint(Graphics g) { + Insets insets = getInsets(); + area = new Area( new Rectangle(0,0, getWidth(), getHeight())); + area.subtract(new Area(new Rectangle(insets.left, insets.top, + getWidth() - insets.right, + getHeight() - insets.bottom))); + g.setColor(fillColor); + g.fillRect(0, 0, getWidth(), getHeight()); + g.setClip(area); + g.drawImage(image, 0, 0, null); + painted = true; + } + + public static void main(String args[]) { + InsetClipping clipTest = new InsetClipping(); + clipTest.setSize(300, 300); + clipTest.setVisible(true); + while (!painted) { + try { + Thread.sleep(100); + } catch (Exception e) {} + } + try { + Robot robot = new Robot(); + Point clientLoc = clipTest.getLocationOnScreen(); + Insets insets = clipTest.getInsets(); + clientLoc.x += insets.left; + clientLoc.y += insets.top; + BufferedImage clientPixels = + robot.createScreenCapture(new Rectangle(clientLoc.x, + clientLoc.y, + clientLoc.x + 2, + clientLoc.y + 2)); + try { + Thread.sleep(2000); + } catch (Exception e) {} + int pixelVal = clientPixels.getRGB(0, 0); + clipTest.dispose(); + if ((new Color(pixelVal)).equals(fillColor)) { + System.out.println("Passed"); + } else { + throw new Error("Failed: incorrect color in pixel (0, 0)"); + } + } catch (Exception e) { + System.out.println("Problems creating Robot"); + } + } +} |