Import GNU Classpath (libgcj-import-20070727).
libjava/ 2007-08-04 Matthias Klose <doko@ubuntu.com> Import GNU Classpath (libgcj-import-20070727). * Regenerate class and header files. * Regenerate auto* files. * include/jvm.h: * jni-libjvm.cc (Jv_JNI_InvokeFunctions): Rename type. * jni.cc (_Jv_JNIFunctions, _Jv_JNI_InvokeFunctions): Likewise. * jni.cc (_Jv_JNI_CallAnyMethodA, _Jv_JNI_CallAnyVoidMethodA, _Jv_JNI_CallMethodA, _Jv_JNI_CallVoidMethodA, _Jv_JNI_CallStaticMethodA, _Jv_JNI_CallStaticVoidMethodA, _Jv_JNI_NewObjectA, _Jv_JNI_SetPrimitiveArrayRegion): Constify jvalue parameter. * java/lang/reflect/natMethod.cc (_Jv_CallAnyMethodA): Likewise. * java/lang/VMFloat.java (toString, parseFloat): New. * gnu/awt/xlib/XToolkit.java (setAlwaysOnTop, isModalityTypeSupported, isModalExclusionTypeSupported): New (stub only). * gnu/awt/xlib/XCanvasPeer.java (requestFocus): Likewise. * gnu/awt/xlib/XFramePeer.java (updateMinimumSize, updateIconImages, updateFocusableWindowState, setModalBlocked, getBoundsPrivate, setAlwaysOnTop): Likewise. * gnu/awt/xlib/XFontPeer.java (canDisplay): Update signature. * scripts/makemake.tcl: Ignore gnu/javax/sound/sampled/gstreamer, ignore javax.sound.sampled.spi.MixerProvider, ignore .in files. * HACKING: Mention --enable-gstreamer-peer, removal of generated files. libjava/classpath/ 2007-08-04 Matthias Klose <doko@ubuntu.com> * java/util/EnumMap.java (clone): Add cast. From-SVN: r127204
This commit is contained in:
Matthias Klose
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/* PixmapVolatileImage.java -- VolatileImage implementation around a Pixmap
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Copyright (C) 2007 Free Software Foundation, Inc.
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This file is part of GNU Classpath.
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GNU Classpath is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GNU Classpath is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU Classpath; see the file COPYING. If not, write to the
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Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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02110-1301 USA.
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Linking this library statically or dynamically with other modules is
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making a combined work based on this library. Thus, the terms and
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conditions of the GNU General Public License cover the whole
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combination.
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As a special exception, the copyright holders of this library give you
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permission to link this library with independent modules to produce an
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executable, regardless of the license terms of these independent
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modules, and to copy and distribute the resulting executable under
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terms of your choice, provided that you also meet, for each linked
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independent module, the terms and conditions of the license of that
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module. An independent module is a module which is not derived from
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or based on this library. If you modify this library, you may extend
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this exception to your version of the library, but you are not
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obligated to do so. If you do not wish to do so, delete this
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exception statement from your version. */
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package gnu.java.awt.peer.x;
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import gnu.x11.GC;
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import gnu.x11.Pixmap;
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import gnu.x11.image.Image;
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import gnu.x11.image.ZPixmap;
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import java.awt.Graphics2D;
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import java.awt.GraphicsConfiguration;
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import java.awt.GraphicsEnvironment;
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import java.awt.ImageCapabilities;
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import java.awt.Point;
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import java.awt.Transparency;
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import java.awt.color.ColorSpace;
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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.image.ComponentColorModel;
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import java.awt.image.ComponentSampleModel;
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import java.awt.image.DataBuffer;
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import java.awt.image.ImageObserver;
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import java.awt.image.Raster;
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import java.awt.image.SampleModel;
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import java.awt.image.VolatileImage;
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import java.awt.image.WritableRaster;
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/**
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* A {@link VolatileImage} implementation that wraps an X Pixmap.
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*/
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class PixmapVolatileImage
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extends VolatileImage
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{
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/**
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* The shared capabilities instance.
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*/
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private static final ImageCapabilities caps = new ImageCapabilities(true);
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/**
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* The underlying pixmap.
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*/
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private Pixmap pixmap;
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/**
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* Creates a new PixmapVolatileImage.
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*
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* @param w the width of the image
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* @param h the height of the image
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*/
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public PixmapVolatileImage(int w, int h)
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{
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GraphicsEnvironment env =
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GraphicsEnvironment.getLocalGraphicsEnvironment();
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XGraphicsDevice dev = (XGraphicsDevice) env.getDefaultScreenDevice();
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pixmap = new Pixmap(dev.getDisplay(), w, h);
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// Clear pixmap.
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GC gc = new GC(pixmap);
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gc.set_foreground(0xffffffff);
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pixmap.fill_rectangle(gc, 0, 0, w, h);
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}
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@Override
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public boolean contentsLost()
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{
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return false;
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}
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@Override
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public Graphics2D createGraphics()
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{
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return new XGraphics2D(pixmap);
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}
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@Override
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public ImageCapabilities getCapabilities()
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{
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return caps;
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}
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@Override
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public int getHeight()
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{
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return pixmap.height;
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}
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@Override
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public BufferedImage getSnapshot()
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{
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// TODO: Support non-24-bit resolutions.
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int w = pixmap.width;
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int h = pixmap.height;
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ZPixmap zpixmap = (ZPixmap) pixmap.image(0, 0, w, h, 0xffffffff,
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Image.Format.ZPIXMAP);
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DataBuffer buffer = new ZPixmapDataBuffer(zpixmap);
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SampleModel sm = new ComponentSampleModel(DataBuffer.TYPE_BYTE, w, h, 4,
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w * 4,
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new int[]{0, 1, 2, 3 });
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ColorSpace cs = ColorSpace.getInstance(ColorSpace.CS_LINEAR_RGB);
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ColorModel cm = new ComponentColorModel(cs, true, false,
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Transparency.OPAQUE,
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DataBuffer.TYPE_BYTE);
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WritableRaster raster = Raster.createWritableRaster(sm, buffer,
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new Point(0, 0));
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return new BufferedImage(cm, raster, false, null);
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}
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@Override
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public int getWidth()
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{
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return pixmap.width;
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}
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@Override
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public int validate(GraphicsConfiguration gc)
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{
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// TODO: Check compatibility with gc.
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return IMAGE_OK;
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}
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@Override
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public int getHeight(ImageObserver observer)
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{
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return getHeight();
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}
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@Override
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public Object getProperty(String name, ImageObserver observer)
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{
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return null;
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}
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@Override
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public int getWidth(ImageObserver observer)
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{
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return getWidth();
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}
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/**
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* Returns the underlying X pixmap. This is used for the graphics code.
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*
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* @return the underlying X pixmap
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*/
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Pixmap getPixmap()
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{
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return pixmap;
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}
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}
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