/* * Copyright 2004-2007 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. Sun designates this * particular file as subject to the "Classpath" exception as provided * by Sun in the LICENSE file that accompanied this code. * * 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. */ package sun.java2d.opengl; import java.awt.Component; import java.awt.Container; import java.awt.GraphicsConfiguration; import java.awt.GraphicsDevice; import java.awt.GraphicsEnvironment; import java.awt.Image; import java.awt.Insets; import java.awt.Rectangle; import java.awt.Transparency; import java.awt.image.ColorModel; import sun.awt.windows.WComponentPeer; import sun.java2d.SurfaceData; import sun.java2d.loops.SurfaceType; public abstract class WGLSurfaceData extends OGLSurfaceData { protected WComponentPeer peer; private WGLGraphicsConfig graphicsConfig; private native void initOps(long pConfigInfo, long pPeerData, int xoff, int yoff); protected native boolean initPbuffer(long pData, long pConfigInfo, boolean isOpaque, int width, int height); protected WGLSurfaceData(WComponentPeer peer, WGLGraphicsConfig gc, ColorModel cm, int type) { super(gc, cm, type); this.peer = peer; this.graphicsConfig = gc; long pConfigInfo = gc.getNativeConfigInfo(); long pPeerData = 0L; int xoff = 0, yoff = 0; if (peer != null) { Component c = (Component)peer.getTarget(); if (c instanceof Container) { Insets insets = ((Container)c).getInsets(); xoff = -insets.left; yoff = -insets.bottom; } pPeerData = peer.getData(); } initOps(pConfigInfo, pPeerData, xoff, yoff); } public GraphicsConfiguration getDeviceConfiguration() { return graphicsConfig; } /** * Creates a SurfaceData object representing the primary (front) buffer * of an on-screen Window. */ public static WGLWindowSurfaceData createData(WComponentPeer peer) { WGLGraphicsConfig gc = getGC(peer); return new WGLWindowSurfaceData(peer, gc); } /** * Creates a SurfaceData object representing the back buffer of a * double-buffered on-screen Window. */ public static WGLOffScreenSurfaceData createData(WComponentPeer peer, Image image) { WGLGraphicsConfig gc = getGC(peer); Rectangle r = peer.getBounds(); return new WGLOffScreenSurfaceData(peer, gc, r.width, r.height, image, peer.getColorModel(), FLIP_BACKBUFFER); } /** * Creates a SurfaceData object representing an off-screen buffer (either * a Pbuffer or Texture). */ public static WGLOffScreenSurfaceData createData(WGLGraphicsConfig gc, int width, int height, ColorModel cm, Image image, int type) { return new WGLOffScreenSurfaceData(null, gc, width, height, image, cm, type); } public static WGLGraphicsConfig getGC(WComponentPeer peer) { if (peer != null) { return (WGLGraphicsConfig)peer.getGraphicsConfiguration(); } else { // REMIND: this should rarely (never?) happen, but what if // default config is not WGL? GraphicsEnvironment env = GraphicsEnvironment.getLocalGraphicsEnvironment(); GraphicsDevice gd = env.getDefaultScreenDevice(); return (WGLGraphicsConfig)gd.getDefaultConfiguration(); } } public static class WGLWindowSurfaceData extends WGLSurfaceData { public WGLWindowSurfaceData(WComponentPeer peer, WGLGraphicsConfig gc) { super(peer, gc, peer.getColorModel(), WINDOW); } public SurfaceData getReplacement() { return peer.getSurfaceData(); } public Rectangle getBounds() { Rectangle r = peer.getBounds(); r.x = r.y = 0; return r; } /** * Returns destination Component associated with this SurfaceData. */ public Object getDestination() { return peer.getTarget(); } } public static class WGLOffScreenSurfaceData extends WGLSurfaceData { private Image offscreenImage; private int width, height; public WGLOffScreenSurfaceData(WComponentPeer peer, WGLGraphicsConfig gc, int width, int height, Image image, ColorModel cm, int type) { super(peer, gc, cm, type); this.width = width; this.height = height; offscreenImage = image; initSurface(width, height); } public SurfaceData getReplacement() { return restoreContents(offscreenImage); } public Rectangle getBounds() { if (type == FLIP_BACKBUFFER) { Rectangle r = peer.getBounds(); r.x = r.y = 0; return r; } else { return new Rectangle(width, height); } } /** * Returns destination Image associated with this SurfaceData. */ public Object getDestination() { return offscreenImage; } } }