author | ohair |
Tue, 28 Dec 2010 15:53:50 -0800 | |
changeset 7668 | d4a77089c587 |
parent 5506 | 202f599c92aa |
child 21278 | ef8a3a2a72f2 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 1997, 2009, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. Oracle designates this |
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* particular file as subject to the "Classpath" exception as provided |
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* by Oracle in the LICENSE file that accompanied this code. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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*/ |
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package sun.awt; |
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import java.awt.AWTException; |
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import java.awt.BufferCapabilities; |
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import java.awt.BufferCapabilities.FlipContents; |
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import java.awt.Component; |
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import java.awt.Toolkit; |
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import java.awt.GraphicsConfiguration; |
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import java.awt.GraphicsDevice; |
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import java.awt.Image; |
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import java.awt.ImageCapabilities; |
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import java.awt.Transparency; |
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import java.awt.image.BufferedImage; |
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import java.awt.image.ColorModel; |
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import java.awt.color.ColorSpace; |
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import java.awt.image.ComponentColorModel; |
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import java.awt.image.DirectColorModel; |
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import java.awt.image.DataBuffer; |
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import java.awt.image.VolatileImage; |
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import java.awt.image.WritableRaster; |
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import java.awt.geom.AffineTransform; |
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import java.awt.Rectangle; |
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import sun.java2d.Disposer; |
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import sun.java2d.DisposerRecord; |
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import sun.java2d.SurfaceData; |
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import sun.java2d.loops.RenderLoops; |
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import sun.java2d.loops.SurfaceType; |
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import sun.java2d.loops.CompositeType; |
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import sun.java2d.x11.X11SurfaceData; |
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import sun.awt.image.OffScreenImage; |
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import sun.awt.image.SunVolatileImage; |
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import sun.awt.image.SurfaceManager; |
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import sun.awt.X11ComponentPeer; |
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/** |
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* This is an implementation of a GraphicsConfiguration object for a |
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* single X11 visual. |
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* |
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* @see GraphicsEnvironment |
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* @see GraphicsDevice |
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*/ |
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public class X11GraphicsConfig extends GraphicsConfiguration |
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implements SurfaceManager.ProxiedGraphicsConfig |
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{ |
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protected X11GraphicsDevice screen; |
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protected int visual; |
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int depth; |
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int colormap; |
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ColorModel colorModel; |
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long aData; |
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boolean doubleBuffer; |
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private Object disposerReferent = new Object(); |
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private BufferCapabilities bufferCaps; |
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private static ImageCapabilities imageCaps = |
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new ImageCapabilities(X11SurfaceData.isAccelerationEnabled()); |
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// will be set on native level from init() |
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protected int bitsPerPixel; |
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protected SurfaceType surfaceType; |
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public RenderLoops solidloops; |
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public static X11GraphicsConfig getConfig(X11GraphicsDevice device, |
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int visualnum, int depth, |
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int colormap, |
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boolean doubleBuffer) |
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{ |
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return new X11GraphicsConfig(device, visualnum, depth, colormap, doubleBuffer); |
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} |
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/* |
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* Note this method is currently here for backward compatability |
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* as this was the method used in jdk 1.2 beta4 to create the |
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* X11GraphicsConfig objects. Java3D code had called this method |
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* explicitly so without this, if a user tries to use JDK1.2 fcs |
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* with Java3D beta1, a NoSuchMethod execption is thrown and |
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* the program exits. REMOVE this method after Java3D fcs is |
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* released! |
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*/ |
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public static X11GraphicsConfig getConfig(X11GraphicsDevice device, |
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int visualnum, int depth, |
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int colormap, int type) |
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{ |
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return new X11GraphicsConfig(device, visualnum, depth, colormap, false); |
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} |
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private native int getNumColors(); |
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private native void init(int visualNum, int screen); |
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private native ColorModel makeColorModel(); |
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protected X11GraphicsConfig(X11GraphicsDevice device, |
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int visualnum, int depth, |
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int colormap, boolean doubleBuffer) |
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{ |
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this.screen = device; |
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this.visual = visualnum; |
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this.doubleBuffer = doubleBuffer; |
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this.depth = depth; |
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this.colormap = colormap; |
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init (visualnum, screen.getScreen()); |
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// add a record to the Disposer so that we destroy the native |
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// AwtGraphicsConfigData when this object goes away (i.e. after a |
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// display change event) |
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long x11CfgData = getAData(); |
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Disposer.addRecord(disposerReferent, |
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new X11GCDisposerRecord(x11CfgData)); |
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} |
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/** |
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* Return the graphics device associated with this configuration. |
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*/ |
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public GraphicsDevice getDevice() { |
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return screen; |
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} |
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/** |
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* Returns the visual id associated with this configuration. |
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*/ |
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public int getVisual () { |
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return visual; |
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} |
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/** |
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* Returns the depth associated with this configuration. |
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*/ |
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public int getDepth () { |
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return depth; |
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} |
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/** |
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* Returns the colormap associated with this configuration. |
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*/ |
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public int getColormap () { |
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return colormap; |
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} |
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/** |
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* Returns a number of bits allocated per pixel |
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* (might be different from depth) |
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*/ |
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public int getBitsPerPixel() { |
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return bitsPerPixel; |
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} |
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public synchronized SurfaceType getSurfaceType() { |
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if (surfaceType != null) { |
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return surfaceType; |
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} |
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surfaceType = X11SurfaceData.getSurfaceType(this, Transparency.OPAQUE); |
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return surfaceType; |
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} |
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public Object getProxyKey() { |
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return screen.getProxyKeyFor(getSurfaceType()); |
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} |
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/** |
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* Return the RenderLoops this type of destination uses for |
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* solid fills and strokes. |
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*/ |
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public synchronized RenderLoops getSolidLoops(SurfaceType stype) { |
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if (solidloops == null) { |
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solidloops = SurfaceData.makeRenderLoops(SurfaceType.OpaqueColor, |
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CompositeType.SrcNoEa, |
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stype); |
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} |
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return solidloops; |
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} |
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/** |
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* Returns the color model associated with this configuration. |
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*/ |
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public synchronized ColorModel getColorModel() { |
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if (colorModel == null) { |
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// Force SystemColors to be resolved before we create the CM |
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java.awt.SystemColor.window.getRGB(); |
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// This method, makeColorModel(), can return null if the |
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// toolkit is not initialized yet. |
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// The toolkit will then call back to this routine after it |
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// is initialized and makeColorModel() should return a non-null |
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// colorModel. |
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colorModel = makeColorModel(); |
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if (colorModel == null) |
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colorModel = Toolkit.getDefaultToolkit ().getColorModel (); |
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} |
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return colorModel; |
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} |
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/** |
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* Returns the color model associated with this configuration that |
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* supports the specified transparency. |
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*/ |
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public ColorModel getColorModel(int transparency) { |
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switch (transparency) { |
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case Transparency.OPAQUE: |
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return getColorModel(); |
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case Transparency.BITMASK: |
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return new DirectColorModel(25, 0xff0000, 0xff00, 0xff, 0x1000000); |
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case Transparency.TRANSLUCENT: |
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return ColorModel.getRGBdefault(); |
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default: |
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return null; |
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} |
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} |
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public static DirectColorModel createDCM32(int rMask, int gMask, int bMask, |
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int aMask, boolean aPre) { |
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return new DirectColorModel( |
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ColorSpace.getInstance(ColorSpace.CS_sRGB), |
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32, rMask, gMask, bMask, aMask, aPre, DataBuffer.TYPE_INT); |
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} |
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public static ComponentColorModel createABGRCCM() { |
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ColorSpace cs = ColorSpace.getInstance(ColorSpace.CS_sRGB); |
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int[] nBits = {8, 8, 8, 8}; |
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int[] bOffs = {3, 2, 1, 0}; |
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return new ComponentColorModel(cs, nBits, true, true, |
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Transparency.TRANSLUCENT, |
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DataBuffer.TYPE_BYTE); |
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} |
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/** |
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* Returns the default Transform for this configuration. This |
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* Transform is typically the Identity transform for most normal |
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* screens. Device coordinates for screen and printer devices will |
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* have the origin in the upper left-hand corner of the target region of |
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* the device, with X coordinates |
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* increasing to the right and Y coordinates increasing downwards. |
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* For image buffers, this Transform will be the Identity transform. |
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*/ |
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public AffineTransform getDefaultTransform() { |
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return new AffineTransform(); |
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} |
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/** |
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* |
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* Returns a Transform that can be composed with the default Transform |
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* of a Graphics2D so that 72 units in user space will equal 1 inch |
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* in device space. |
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* Given a Graphics2D, g, one can reset the transformation to create |
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* such a mapping by using the following pseudocode: |
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* <pre> |
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* GraphicsConfiguration gc = g.getGraphicsConfiguration(); |
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* |
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* g.setTransform(gc.getDefaultTransform()); |
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* g.transform(gc.getNormalizingTransform()); |
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* </pre> |
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* Note that sometimes this Transform will be identity (e.g. for |
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* printers or metafile output) and that this Transform is only |
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* as accurate as the information supplied by the underlying system. |
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* For image buffers, this Transform will be the Identity transform, |
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* since there is no valid distance measurement. |
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*/ |
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public AffineTransform getNormalizingTransform() { |
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double xscale = getXResolution(screen.getScreen()) / 72.0; |
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double yscale = getYResolution(screen.getScreen()) / 72.0; |
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return new AffineTransform(xscale, 0.0, 0.0, yscale, 0.0, 0.0); |
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} |
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private native double getXResolution(int screen); |
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private native double getYResolution(int screen); |
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public long getAData() { |
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return aData; |
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} |
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public String toString() { |
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return ("X11GraphicsConfig[dev="+screen+ |
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",vis=0x"+Integer.toHexString(visual)+ |
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"]"); |
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} |
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/* |
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* Initialize JNI field and method IDs for fields that may be |
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* accessed from C. |
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*/ |
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private static native void initIDs(); |
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static { |
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initIDs (); |
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} |
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public Rectangle getBounds() { |
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return pGetBounds(screen.getScreen()); |
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} |
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public native Rectangle pGetBounds(int screenNum); |
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private static class XDBECapabilities extends BufferCapabilities { |
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public XDBECapabilities() { |
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super(imageCaps, imageCaps, FlipContents.UNDEFINED); |
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} |
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} |
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public BufferCapabilities getBufferCapabilities() { |
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if (bufferCaps == null) { |
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if (doubleBuffer) { |
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bufferCaps = new XDBECapabilities(); |
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} else { |
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bufferCaps = super.getBufferCapabilities(); |
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} |
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} |
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return bufferCaps; |
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} |
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public ImageCapabilities getImageCapabilities() { |
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return imageCaps; |
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} |
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public boolean isDoubleBuffered() { |
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return doubleBuffer; |
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} |
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private static native void dispose(long x11ConfigData); |
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private static class X11GCDisposerRecord implements DisposerRecord { |
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private long x11ConfigData; |
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public X11GCDisposerRecord(long x11CfgData) { |
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this.x11ConfigData = x11CfgData; |
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} |
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public synchronized void dispose() { |
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if (x11ConfigData != 0L) { |
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X11GraphicsConfig.dispose(x11ConfigData); |
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x11ConfigData = 0L; |
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} |
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} |
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} |
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/** |
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* The following methods are invoked from {M,X}Toolkit.java and |
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* X11ComponentPeer.java rather than having the X11-dependent |
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* implementations hardcoded in those classes. This way the appropriate |
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* actions are taken based on the peer's GraphicsConfig, whether it is |
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* an X11GraphicsConfig or a GLXGraphicsConfig. |
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*/ |
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366 |
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/** |
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* Creates a new SurfaceData that will be associated with the given |
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* X11ComponentPeer. |
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*/ |
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public SurfaceData createSurfaceData(X11ComponentPeer peer) { |
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return X11SurfaceData.createData(peer); |
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} |
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/** |
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* Creates a new hidden-acceleration image of the given width and height |
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* that is associated with the target Component. |
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*/ |
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public Image createAcceleratedImage(Component target, |
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int width, int height) |
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{ |
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// As of 1.7 we no longer create pmoffscreens here... |
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ColorModel model = getColorModel(Transparency.OPAQUE); |
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WritableRaster wr = |
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model.createCompatibleWritableRaster(width, height); |
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return new OffScreenImage(target, model, wr, |
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model.isAlphaPremultiplied()); |
|
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} |
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389 |
||
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/** |
|
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* The following methods correspond to the multibuffering methods in |
|
392 |
* X11ComponentPeer.java... |
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*/ |
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394 |
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395 |
private native long createBackBuffer(long window, int swapAction); |
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396 |
private native void swapBuffers(long window, int swapAction); |
|
397 |
||
398 |
/** |
|
399 |
* Attempts to create an XDBE-based backbuffer for the given peer. If |
|
400 |
* the requested configuration is not natively supported, an AWTException |
|
401 |
* is thrown. Otherwise, if the backbuffer creation is successful, a |
|
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* handle to the native backbuffer is returned. |
|
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*/ |
|
404 |
public long createBackBuffer(X11ComponentPeer peer, |
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int numBuffers, BufferCapabilities caps) |
|
406 |
throws AWTException |
|
407 |
{ |
|
408 |
if (!X11GraphicsDevice.isDBESupported()) { |
|
409 |
throw new AWTException("Page flipping is not supported"); |
|
410 |
} |
|
411 |
if (numBuffers > 2) { |
|
412 |
throw new AWTException( |
|
413 |
"Only double or single buffering is supported"); |
|
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} |
|
415 |
BufferCapabilities configCaps = getBufferCapabilities(); |
|
416 |
if (!configCaps.isPageFlipping()) { |
|
417 |
throw new AWTException("Page flipping is not supported"); |
|
418 |
} |
|
419 |
||
420 |
long window = peer.getContentWindow(); |
|
421 |
int swapAction = getSwapAction(caps.getFlipContents()); |
|
422 |
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423 |
return createBackBuffer(window, swapAction); |
|
424 |
} |
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425 |
||
426 |
/** |
|
427 |
* Destroys the backbuffer object represented by the given handle value. |
|
428 |
*/ |
|
429 |
public native void destroyBackBuffer(long backBuffer); |
|
430 |
||
431 |
/** |
|
432 |
* Creates a VolatileImage that essentially wraps the target Component's |
|
433 |
* backbuffer, using the provided backbuffer handle. |
|
434 |
*/ |
|
435 |
public VolatileImage createBackBufferImage(Component target, |
|
436 |
long backBuffer) |
|
437 |
{ |
|
438 |
return new SunVolatileImage(target, |
|
439 |
target.getWidth(), target.getHeight(), |
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438
2ae294e4518c
6613529: Avoid duplicate object creation within JDK packages
dav
parents:
2
diff
changeset
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440 |
Long.valueOf(backBuffer)); |
2 | 441 |
} |
442 |
||
443 |
/** |
|
444 |
* Performs the native XDBE flip operation for the given target Component. |
|
445 |
*/ |
|
446 |
public void flip(X11ComponentPeer peer, |
|
447 |
Component target, VolatileImage xBackBuffer, |
|
887 | 448 |
int x1, int y1, int x2, int y2, |
2 | 449 |
BufferCapabilities.FlipContents flipAction) |
450 |
{ |
|
451 |
long window = peer.getContentWindow(); |
|
452 |
int swapAction = getSwapAction(flipAction); |
|
453 |
swapBuffers(window, swapAction); |
|
454 |
} |
|
455 |
||
456 |
/** |
|
457 |
* Maps the given FlipContents constant to the associated XDBE swap |
|
458 |
* action constant. |
|
459 |
*/ |
|
460 |
private static int getSwapAction( |
|
461 |
BufferCapabilities.FlipContents flipAction) { |
|
462 |
if (flipAction == BufferCapabilities.FlipContents.BACKGROUND) { |
|
463 |
return 0x01; |
|
464 |
} else if (flipAction == BufferCapabilities.FlipContents.PRIOR) { |
|
465 |
return 0x02; |
|
466 |
} else if (flipAction == BufferCapabilities.FlipContents.COPIED) { |
|
467 |
return 0x03; |
|
468 |
} else { |
|
469 |
return 0x00; // UNDEFINED |
|
470 |
} |
|
471 |
} |
|
2451 | 472 |
|
473 |
@Override |
|
474 |
public boolean isTranslucencyCapable() { |
|
475 |
return isTranslucencyCapable(getAData()); |
|
476 |
} |
|
477 |
||
478 |
private native boolean isTranslucencyCapable(long x11ConfigData); |
|
2 | 479 |
} |