Source Code Cross Referenced for X11SurfaceData.java in  » 6.0-JDK-Platform » solaris » sun » java2d » x11 » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » 6.0 JDK Platform » solaris » sun.java2d.x11 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*
002:         * Copyright 1999-2007 Sun Microsystems, Inc.  All Rights Reserved.
003:         * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
004:         *
005:         * This code is free software; you can redistribute it and/or modify it
006:         * under the terms of the GNU General Public License version 2 only, as
007:         * published by the Free Software Foundation.  Sun designates this
008:         * particular file as subject to the "Classpath" exception as provided
009:         * by Sun in the LICENSE file that accompanied this code.
010:         *
011:         * This code is distributed in the hope that it will be useful, but WITHOUT
012:         * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
013:         * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
014:         * version 2 for more details (a copy is included in the LICENSE file that
015:         * accompanied this code).
016:         *
017:         * You should have received a copy of the GNU General Public License version
018:         * 2 along with this work; if not, write to the Free Software Foundation,
019:         * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
020:         *
021:         * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
022:         * CA 95054 USA or visit www.sun.com if you need additional information or
023:         * have any questions.
024:         */
025:
026:        package sun.java2d.x11;
027:
028:        import java.awt.GraphicsDevice;
029:        import java.awt.GraphicsEnvironment;
030:        import java.awt.Color;
031:        import java.awt.Composite;
032:        import java.awt.Rectangle;
033:        import java.awt.GraphicsConfiguration;
034:        import java.awt.Image;
035:        import java.awt.color.ColorSpace;
036:        import java.awt.Transparency;
037:        import java.awt.image.BufferedImage;
038:        import java.awt.image.ColorModel;
039:        import java.awt.image.ComponentColorModel;
040:        import java.awt.image.DirectColorModel;
041:        import java.awt.image.IndexColorModel;
042:        import java.awt.image.Raster;
043:        import java.awt.peer.ComponentPeer;
044:
045:        import sun.awt.SunHints;
046:        import sun.awt.SunToolkit;
047:        import sun.awt.X11ComponentPeer;
048:        import sun.awt.X11GraphicsConfig;
049:        import sun.awt.image.PixelConverter;
050:        import sun.font.X11TextRenderer;
051:        import sun.java2d.InvalidPipeException;
052:        import sun.java2d.SunGraphics2D;
053:        import sun.java2d.SurfaceData;
054:        import sun.java2d.SurfaceDataProxy;
055:        import sun.java2d.loops.SurfaceType;
056:        import sun.java2d.loops.CompositeType;
057:        import sun.java2d.loops.RenderLoops;
058:        import sun.java2d.loops.GraphicsPrimitive;
059:        import sun.java2d.loops.XORComposite;
060:        import sun.java2d.loops.Blit;
061:        import sun.java2d.pipe.ValidatePipe;
062:        import sun.java2d.pipe.PixelToShapeConverter;
063:        import sun.java2d.pipe.TextPipe;
064:        import sun.java2d.pipe.Region;
065:
066:        public abstract class X11SurfaceData extends SurfaceData {
067:            X11ComponentPeer peer;
068:            X11GraphicsConfig graphicsConfig;
069:            private RenderLoops solidloops;
070:
071:            protected int depth;
072:
073:            private static native void initIDs(Class xorComp, boolean tryDGA);
074:
075:            protected native void initSurface(int depth, int width, int height,
076:                    long drawable);
077:
078:            native boolean isDrawableValid();
079:
080:            protected native void flushNativeSurface();
081:
082:            public static final String DESC_INT_BGR_X11 = "Integer BGR Pixmap";
083:            public static final String DESC_INT_RGB_X11 = "Integer RGB Pixmap";
084:            public static final String DESC_BYTE_IND_OPQ_X11 = "Byte Indexed Opaque Pixmap";
085:
086:            public static final String DESC_INT_BGR_X11_BM = "Integer BGR Pixmap with 1-bit transp";
087:            public static final String DESC_INT_RGB_X11_BM = "Integer RGB Pixmap with 1-bit transp";
088:            public static final String DESC_BYTE_IND_X11_BM = "Byte Indexed Pixmap with 1-bit transp";
089:
090:            public static final String DESC_BYTE_GRAY_X11 = "Byte Gray Opaque Pixmap";
091:            public static final String DESC_INDEX8_GRAY_X11 = "Index8 Gray Opaque Pixmap";
092:
093:            public static final String DESC_BYTE_GRAY_X11_BM = "Byte Gray Opaque Pixmap with 1-bit transp";
094:            public static final String DESC_INDEX8_GRAY_X11_BM = "Index8 Gray Opaque Pixmap with 1-bit transp";
095:
096:            public static final String DESC_3BYTE_RGB_X11 = "3 Byte RGB Pixmap";
097:            public static final String DESC_3BYTE_BGR_X11 = "3 Byte BGR Pixmap";
098:
099:            public static final String DESC_3BYTE_RGB_X11_BM = "3 Byte RGB Pixmap with 1-bit transp";
100:            public static final String DESC_3BYTE_BGR_X11_BM = "3 Byte BGR Pixmap with 1-bit transp";
101:
102:            public static final String DESC_USHORT_555_RGB_X11 = "Ushort 555 RGB Pixmap";
103:            public static final String DESC_USHORT_565_RGB_X11 = "Ushort 565 RGB Pixmap";
104:
105:            public static final String DESC_USHORT_555_RGB_X11_BM = "Ushort 555 RGB Pixmap with 1-bit transp";
106:            public static final String DESC_USHORT_565_RGB_X11_BM = "Ushort 565 RGB Pixmap with 1-bit transp";
107:            public static final String DESC_USHORT_INDEXED_X11 = "Ushort Indexed Pixmap";
108:
109:            public static final String DESC_USHORT_INDEXED_X11_BM = "Ushort Indexed Pixmap with 1-bit transp";
110:
111:            public static final SurfaceType IntBgrX11 = SurfaceType.IntBgr
112:                    .deriveSubType(DESC_INT_BGR_X11);
113:            public static final SurfaceType IntRgbX11 = SurfaceType.IntRgb
114:                    .deriveSubType(DESC_INT_RGB_X11);
115:
116:            public static final SurfaceType ThreeByteRgbX11 = SurfaceType.ThreeByteRgb
117:                    .deriveSubType(DESC_3BYTE_RGB_X11);
118:            public static final SurfaceType ThreeByteBgrX11 = SurfaceType.ThreeByteBgr
119:                    .deriveSubType(DESC_3BYTE_BGR_X11);
120:
121:            public static final SurfaceType UShort555RgbX11 = SurfaceType.Ushort555Rgb
122:                    .deriveSubType(DESC_USHORT_555_RGB_X11);
123:            public static final SurfaceType UShort565RgbX11 = SurfaceType.Ushort565Rgb
124:                    .deriveSubType(DESC_USHORT_565_RGB_X11);
125:
126:            public static final SurfaceType UShortIndexedX11 = SurfaceType.UshortIndexed
127:                    .deriveSubType(DESC_USHORT_INDEXED_X11);
128:
129:            public static final SurfaceType ByteIndexedOpaqueX11 = SurfaceType.ByteIndexedOpaque
130:                    .deriveSubType(DESC_BYTE_IND_OPQ_X11);
131:
132:            public static final SurfaceType ByteGrayX11 = SurfaceType.ByteGray
133:                    .deriveSubType(DESC_BYTE_GRAY_X11);
134:            public static final SurfaceType Index8GrayX11 = SurfaceType.Index8Gray
135:                    .deriveSubType(DESC_INDEX8_GRAY_X11);
136:
137:            // Bitmap surface types
138:            public static final SurfaceType IntBgrX11_BM = SurfaceType.Custom
139:                    .deriveSubType(DESC_INT_BGR_X11_BM,
140:                            PixelConverter.Xbgr.instance);
141:            public static final SurfaceType IntRgbX11_BM = SurfaceType.Custom
142:                    .deriveSubType(DESC_INT_RGB_X11_BM,
143:                            PixelConverter.Xrgb.instance);
144:
145:            public static final SurfaceType ThreeByteRgbX11_BM = SurfaceType.Custom
146:                    .deriveSubType(DESC_3BYTE_RGB_X11_BM,
147:                            PixelConverter.Xbgr.instance);
148:            public static final SurfaceType ThreeByteBgrX11_BM = SurfaceType.Custom
149:                    .deriveSubType(DESC_3BYTE_BGR_X11_BM,
150:                            PixelConverter.Xrgb.instance);
151:
152:            public static final SurfaceType UShort555RgbX11_BM = SurfaceType.Custom
153:                    .deriveSubType(DESC_USHORT_555_RGB_X11_BM,
154:                            PixelConverter.Ushort555Rgb.instance);
155:            public static final SurfaceType UShort565RgbX11_BM = SurfaceType.Custom
156:                    .deriveSubType(DESC_USHORT_565_RGB_X11_BM,
157:                            PixelConverter.Ushort565Rgb.instance);
158:
159:            public static final SurfaceType UShortIndexedX11_BM = SurfaceType.Custom
160:                    .deriveSubType(DESC_USHORT_INDEXED_X11_BM);
161:
162:            public static final SurfaceType ByteIndexedX11_BM = SurfaceType.Custom
163:                    .deriveSubType(DESC_BYTE_IND_X11_BM);
164:
165:            public static final SurfaceType ByteGrayX11_BM = SurfaceType.Custom
166:                    .deriveSubType(DESC_BYTE_GRAY_X11_BM);
167:            public static final SurfaceType Index8GrayX11_BM = SurfaceType.Custom
168:                    .deriveSubType(DESC_INDEX8_GRAY_X11_BM);
169:
170:            private static Boolean accelerationEnabled = null;
171:
172:            public Raster getRaster(int x, int y, int w, int h) {
173:                throw new InternalError("not implemented yet");
174:            }
175:
176:            protected X11Renderer x11pipe;
177:            protected PixelToShapeConverter x11txpipe;
178:            protected static TextPipe x11textpipe;
179:            protected static boolean dgaAvailable;
180:
181:            static {
182:                if (!GraphicsEnvironment.isHeadless()) {
183:                    // If a screen magnifier is present, don't attempt to use DGA
184:                    String magPresent = (String) java.security.AccessController
185:                            .doPrivileged(new sun.security.action.GetPropertyAction(
186:                                    "javax.accessibility.screen_magnifier_present"));
187:                    boolean tryDGA = magPresent == null
188:                            || !"true".equals(magPresent);
189:
190:                    initIDs(XORComposite.class, tryDGA);
191:
192:                    String xtextpipe = (String) java.security.AccessController
193:                            .doPrivileged(new sun.security.action.GetPropertyAction(
194:                                    "sun.java2d.xtextpipe"));
195:                    if (xtextpipe == null || "true".startsWith(xtextpipe)) {
196:                        if ("true".equals(xtextpipe)) {
197:                            // Only verbose if they use the full string "true"
198:                            System.out.println("using X11 text renderer");
199:                        }
200:                        x11textpipe = new X11TextRenderer();
201:                        if (GraphicsPrimitive.tracingEnabled()) {
202:                            x11textpipe = ((X11TextRenderer) x11textpipe)
203:                                    .traceWrap();
204:                        }
205:                    } else {
206:                        if ("false".equals(xtextpipe)) {
207:                            // Only verbose if they use the full string "false"
208:                            System.out.println("using DGA text renderer");
209:                        }
210:                        x11textpipe = solidTextRenderer;
211:                    }
212:
213:                    dgaAvailable = isDgaAvailable();
214:
215:                    if (isAccelerationEnabled()) {
216:                        X11PMBlitLoops.register();
217:                        X11PMBlitBgLoops.register();
218:                    }
219:                }
220:            }
221:
222:            /**
223:             * Returns true if we can use DGA on any of the screens
224:             */
225:            public static native boolean isDgaAvailable();
226:
227:            public static boolean isAccelerationEnabled() {
228:                if (accelerationEnabled == null) {
229:
230:                    if (GraphicsEnvironment.isHeadless()) {
231:                        accelerationEnabled = Boolean.FALSE;
232:                    } else {
233:                        String prop = (String) java.security.AccessController
234:                                .doPrivileged(new sun.security.action.GetPropertyAction(
235:                                        "sun.java2d.pmoffscreen"));
236:                        if (prop != null) {
237:                            // true iff prop==true, false otherwise
238:                            accelerationEnabled = Boolean.valueOf(prop);
239:                        } else {
240:                            // use pixmaps if there is no dga, no matter local or remote
241:                            accelerationEnabled = Boolean
242:                                    .valueOf(!isDgaAvailable());
243:                        }
244:                    }
245:                }
246:                return accelerationEnabled.booleanValue();
247:            }
248:
249:            @Override
250:            public SurfaceDataProxy makeProxyFor(SurfaceData srcData) {
251:                return X11SurfaceDataProxy.createProxy(srcData, graphicsConfig);
252:            }
253:
254:            public void validatePipe(SunGraphics2D sg2d) {
255:                if (sg2d.antialiasHint != SunHints.INTVAL_ANTIALIAS_ON
256:                        && sg2d.paintState <= sg2d.PAINT_ALPHACOLOR
257:                        && (sg2d.compositeState <= sg2d.COMP_ISCOPY || sg2d.compositeState == sg2d.COMP_XOR)) {
258:                    if (x11txpipe == null) {
259:                        /*
260:                         * Note: this is thread-safe since x11txpipe is the
261:                         * second of the two pipes constructed in makePipes().
262:                         * In the rare case we are racing against another
263:                         * thread making new pipes, setting lazypipe is a
264:                         * safe alternative to waiting for the other thread.
265:                         */
266:                        sg2d.drawpipe = lazypipe;
267:                        sg2d.fillpipe = lazypipe;
268:                        sg2d.shapepipe = lazypipe;
269:                        sg2d.imagepipe = lazypipe;
270:                        sg2d.textpipe = lazypipe;
271:                        return;
272:                    }
273:
274:                    if (sg2d.clipState == sg2d.CLIP_SHAPE) {
275:                        // Do this to init textpipe correctly; we will override the
276:                        // other non-text pipes below
277:                        // REMIND: we should clean this up eventually instead of
278:                        // having this work duplicated.
279:                        super .validatePipe(sg2d);
280:                    } else {
281:                        switch (sg2d.textAntialiasHint) {
282:
283:                        case SunHints.INTVAL_TEXT_ANTIALIAS_DEFAULT:
284:                            /* equating to OFF which it is for us */
285:                        case SunHints.INTVAL_TEXT_ANTIALIAS_OFF:
286:                            // Use X11 pipe even if DGA is available since DGA
287:                            // text slows everything down when mixed with X11 calls
288:                            if (sg2d.compositeState == sg2d.COMP_ISCOPY) {
289:                                sg2d.textpipe = x11textpipe;
290:                            } else {
291:                                sg2d.textpipe = solidTextRenderer;
292:                            }
293:                            break;
294:
295:                        case SunHints.INTVAL_TEXT_ANTIALIAS_ON:
296:                            // Remind: may use Xrender for these when composite is
297:                            // copy as above, or if remote X11.
298:                            sg2d.textpipe = aaTextRenderer;
299:                            break;
300:
301:                        default:
302:                            switch (sg2d.getFontInfo().aaHint) {
303:
304:                            case SunHints.INTVAL_TEXT_ANTIALIAS_LCD_HRGB:
305:                            case SunHints.INTVAL_TEXT_ANTIALIAS_LCD_VRGB:
306:                                sg2d.textpipe = lcdTextRenderer;
307:                                break;
308:
309:                            case SunHints.INTVAL_TEXT_ANTIALIAS_OFF:
310:                                // Use X11 pipe even if DGA is available since DGA
311:                                // text slows everything down when mixed with X11 calls
312:                                if (sg2d.compositeState == sg2d.COMP_ISCOPY) {
313:                                    sg2d.textpipe = x11textpipe;
314:                                } else {
315:                                    sg2d.textpipe = solidTextRenderer;
316:                                }
317:                                break;
318:
319:                            case SunHints.INTVAL_TEXT_ANTIALIAS_ON:
320:                                sg2d.textpipe = aaTextRenderer;
321:                                break;
322:
323:                            default:
324:                                sg2d.textpipe = solidTextRenderer;
325:                            }
326:                        }
327:                    }
328:
329:                    if (sg2d.transformState >= sg2d.TRANSFORM_TRANSLATESCALE) {
330:                        sg2d.drawpipe = x11txpipe;
331:                        sg2d.fillpipe = x11txpipe;
332:                    } else if (sg2d.strokeState != sg2d.STROKE_THIN) {
333:                        sg2d.drawpipe = x11txpipe;
334:                        sg2d.fillpipe = x11pipe;
335:                    } else {
336:                        sg2d.drawpipe = x11pipe;
337:                        sg2d.fillpipe = x11pipe;
338:                    }
339:                    sg2d.shapepipe = x11pipe;
340:                    sg2d.imagepipe = imagepipe;
341:
342:                    // This is needed for AA text.
343:                    // Note that even an X11TextRenderer can dispatch AA text
344:                    // if a GlyphVector overrides the AA setting.
345:                    // We use getRenderLoops() rather than setting solidloops
346:                    // directly so that we get the appropriate loops in XOR mode.
347:                    sg2d.loops = getRenderLoops(sg2d);
348:                } else {
349:                    super .validatePipe(sg2d);
350:                }
351:            }
352:
353:            public RenderLoops getRenderLoops(SunGraphics2D sg2d) {
354:                if (sg2d.paintState <= sg2d.PAINT_ALPHACOLOR
355:                        && sg2d.compositeState <= sg2d.COMP_ISCOPY) {
356:                    return solidloops;
357:                }
358:                return super .getRenderLoops(sg2d);
359:            }
360:
361:            public GraphicsConfiguration getDeviceConfiguration() {
362:                return graphicsConfig;
363:            }
364:
365:            /**
366:             * Method for instantiating a Window SurfaceData
367:             */
368:            public static X11WindowSurfaceData createData(X11ComponentPeer peer) {
369:                X11GraphicsConfig gc = getGC(peer);
370:                return new X11WindowSurfaceData(peer, gc, gc.getSurfaceType());
371:            }
372:
373:            /**
374:             * Method for instantiating a Pixmap SurfaceData (offscreen)
375:             */
376:            public static X11PixmapSurfaceData createData(X11GraphicsConfig gc,
377:                    int width, int height, ColorModel cm, Image image,
378:                    long drawable, int transparency) {
379:                return new X11PixmapSurfaceData(gc, width, height, image,
380:                        getSurfaceType(gc, transparency), cm, drawable,
381:                        transparency);
382:            }
383:
384:            /**
385:             * Initializes the native Ops pointer.
386:             */
387:            private native void initOps(X11ComponentPeer peer,
388:                    X11GraphicsConfig gc, int depth);
389:
390:            protected X11SurfaceData(X11ComponentPeer peer,
391:                    X11GraphicsConfig gc, SurfaceType sType, ColorModel cm) {
392:                super (sType, cm);
393:                this .peer = peer;
394:                this .graphicsConfig = gc;
395:                this .solidloops = graphicsConfig.getSolidLoops(sType);
396:                this .depth = cm.getPixelSize();
397:                initOps(peer, graphicsConfig, depth);
398:                if (isAccelerationEnabled()) {
399:                    setBlitProxyKey(gc.getProxyKey());
400:                }
401:            }
402:
403:            public static X11GraphicsConfig getGC(X11ComponentPeer peer) {
404:                if (peer != null) {
405:                    return (X11GraphicsConfig) peer.getGraphicsConfiguration();
406:                } else {
407:                    GraphicsEnvironment env = GraphicsEnvironment
408:                            .getLocalGraphicsEnvironment();
409:                    GraphicsDevice gd = env.getDefaultScreenDevice();
410:                    return (X11GraphicsConfig) gd.getDefaultConfiguration();
411:                }
412:            }
413:
414:            /**
415:             * Returns a boolean indicating whether or not a copyArea from
416:             * the given rectangle source coordinates might be incomplete
417:             * and result in X11 GraphicsExposure events being generated
418:             * from XCopyArea.
419:             * This method allows the SurfaceData copyArea method to determine
420:             * if it needs to set the GraphicsExposures attribute of the X11 GC
421:             * to True or False to receive or avoid the events.
422:             * @return true if there is any chance that an XCopyArea from the
423:             *              given source coordinates could produce any X11
424:             *              Exposure events.
425:             */
426:            public abstract boolean canSourceSendExposures(int x, int y, int w,
427:                    int h);
428:
429:            public boolean copyArea(SunGraphics2D sg2d, int x, int y, int w,
430:                    int h, int dx, int dy) {
431:                if (x11pipe == null) {
432:                    if (!isDrawableValid()) {
433:                        return true;
434:                    }
435:                    makePipes();
436:                }
437:                CompositeType comptype = sg2d.imageComp;
438:                if (sg2d.transformState < sg2d.TRANSFORM_TRANSLATESCALE
439:                        && (CompositeType.SrcOverNoEa.equals(comptype) || CompositeType.SrcNoEa
440:                                .equals(comptype))) {
441:                    x += sg2d.transX;
442:                    y += sg2d.transY;
443:                    SunToolkit.awtLock();
444:                    try {
445:                        boolean needExposures = canSourceSendExposures(x, y, w,
446:                                h);
447:                        long xgc = getBlitGC(sg2d.getCompClip(), needExposures);
448:                        x11pipe.devCopyArea(getNativeOps(), xgc, x, y, x + dx,
449:                                y + dy, w, h);
450:                    } finally {
451:                        SunToolkit.awtUnlock();
452:                    }
453:                    return true;
454:                }
455:                return false;
456:            }
457:
458:            public static SurfaceType getSurfaceType(X11GraphicsConfig gc,
459:                    int transparency) {
460:                boolean transparent = (transparency == Transparency.BITMASK);
461:                SurfaceType sType;
462:                ColorModel cm = gc.getColorModel();
463:                switch (cm.getPixelSize()) {
464:                case 24:
465:                    if (gc.getBitsPerPixel() == 24) {
466:                        if (cm instanceof  DirectColorModel) {
467:                            // 4517321: We will always use ThreeByteBgr for 24 bpp
468:                            // surfaces, regardless of the pixel masks reported by
469:                            // X11.  Despite ambiguity in the X11 spec in how 24 bpp
470:                            // surfaces are treated, it appears that the best
471:                            // SurfaceType for these configurations (including
472:                            // some Matrox Millenium and ATI Radeon boards) is
473:                            // ThreeByteBgr.
474:                            sType = transparent ? X11SurfaceData.ThreeByteBgrX11_BM
475:                                    : X11SurfaceData.ThreeByteBgrX11;
476:                        } else {
477:                            throw new sun.java2d.InvalidPipeException(
478:                                    "Unsupported bit " + "depth/cm combo: "
479:                                            + cm.getPixelSize() + ", " + cm);
480:                        }
481:                        break;
482:                    }
483:                    // Fall through for 32 bit case
484:                case 32:
485:                    if (cm instanceof  DirectColorModel) {
486:                        if (((DirectColorModel) cm).getRedMask() == 0xff0000) {
487:                            sType = transparent ? X11SurfaceData.IntRgbX11_BM
488:                                    : X11SurfaceData.IntRgbX11;
489:                        } else {
490:                            sType = transparent ? X11SurfaceData.IntBgrX11_BM
491:                                    : X11SurfaceData.IntBgrX11;
492:                        }
493:                    } else {
494:                        throw new sun.java2d.InvalidPipeException(
495:                                "Unsupported bit " + "depth/cm combo: "
496:                                        + cm.getPixelSize() + ", " + cm);
497:                    }
498:                    break;
499:                case 15:
500:                    sType = transparent ? X11SurfaceData.UShort555RgbX11_BM
501:                            : X11SurfaceData.UShort555RgbX11;
502:                    break;
503:                case 16:
504:                    if ((cm instanceof  DirectColorModel)
505:                            && (((DirectColorModel) cm).getGreenMask() == 0x3e0)) {
506:                        // fix for 4352984: Riva128 on Linux
507:                        sType = transparent ? X11SurfaceData.UShort555RgbX11_BM
508:                                : X11SurfaceData.UShort555RgbX11;
509:                    } else {
510:                        sType = transparent ? X11SurfaceData.UShort565RgbX11_BM
511:                                : X11SurfaceData.UShort565RgbX11;
512:                    }
513:                    break;
514:                case 12:
515:                    if (cm instanceof  IndexColorModel) {
516:                        sType = transparent ? X11SurfaceData.UShortIndexedX11_BM
517:                                : X11SurfaceData.UShortIndexedX11;
518:                    } else {
519:                        throw new sun.java2d.InvalidPipeException(
520:                                "Unsupported bit " + "depth: "
521:                                        + cm.getPixelSize() + " cm=" + cm);
522:                    }
523:                    break;
524:                case 8:
525:                    if (cm.getColorSpace().getType() == ColorSpace.TYPE_GRAY
526:                            && cm instanceof  ComponentColorModel) {
527:                        sType = transparent ? X11SurfaceData.ByteGrayX11_BM
528:                                : X11SurfaceData.ByteGrayX11;
529:                    } else if (cm instanceof  IndexColorModel
530:                            && isOpaqueGray((IndexColorModel) cm)) {
531:                        sType = transparent ? X11SurfaceData.Index8GrayX11_BM
532:                                : X11SurfaceData.Index8GrayX11;
533:                    } else {
534:                        sType = transparent ? X11SurfaceData.ByteIndexedX11_BM
535:                                : X11SurfaceData.ByteIndexedOpaqueX11;
536:                    }
537:                    break;
538:                default:
539:                    throw new sun.java2d.InvalidPipeException(
540:                            "Unsupported bit " + "depth: " + cm.getPixelSize());
541:                }
542:                return sType;
543:            }
544:
545:            public native void setInvalid();
546:
547:            public void invalidate() {
548:                if (isValid()) {
549:                    setInvalid();
550:                    super .invalidate();
551:                }
552:            }
553:
554:            /**
555:             * The following methods and variables are used to keep the Java-level
556:             * context state in sync with the native X11 GC associated with this
557:             * X11SurfaceData object.
558:             */
559:
560:            private static native long XCreateGC(long pXSData);
561:
562:            private static native void XResetClip(long xgc);
563:
564:            private static native void XSetClip(long xgc, int lox, int loy,
565:                    int hix, int hiy, Region complexclip);
566:
567:            private static native void XSetCopyMode(long xgc);
568:
569:            private static native void XSetXorMode(long xgc);
570:
571:            private static native void XSetForeground(long xgc, int pixel);
572:
573:            private static native void XSetGraphicsExposures(long xgc,
574:                    boolean needExposures);
575:
576:            private long xgc;
577:            private Region validatedClip;
578:            private XORComposite validatedXorComp;
579:            private int xorpixelmod;
580:            private int validatedPixel;
581:            private boolean validatedExposures = true;
582:
583:            public final long getRenderGC(Region clip, int compState,
584:                    Composite comp, int pixel) {
585:                return getGC(clip, compState, comp, pixel, validatedExposures);
586:            }
587:
588:            public final long getBlitGC(Region clip, boolean needExposures) {
589:                return getGC(clip, SunGraphics2D.COMP_ISCOPY, null,
590:                        validatedPixel, needExposures);
591:            }
592:
593:            final long getGC(Region clip, int compState, Composite comp,
594:                    int pixel, boolean needExposures) {
595:                // assert SunToolkit.isAWTLockHeldByCurrentThread();
596:
597:                if (!isValid()) {
598:                    throw new InvalidPipeException("bounds changed");
599:                }
600:
601:                // validate clip
602:                if (clip != validatedClip) {
603:                    validatedClip = clip;
604:                    if (clip != null) {
605:                        XSetClip(xgc, clip.getLoX(), clip.getLoY(), clip
606:                                .getHiX(), clip.getHiY(),
607:                                (clip.isRectangular() ? null : clip));
608:                    } else {
609:                        XResetClip(xgc);
610:                    }
611:                }
612:
613:                // validate composite
614:                if (compState == SunGraphics2D.COMP_ISCOPY) {
615:                    if (validatedXorComp != null) {
616:                        validatedXorComp = null;
617:                        xorpixelmod = 0;
618:                        XSetCopyMode(xgc);
619:                    }
620:                } else {
621:                    if (validatedXorComp != comp) {
622:                        validatedXorComp = (XORComposite) comp;
623:                        xorpixelmod = validatedXorComp.getXorPixel();
624:                        XSetXorMode(xgc);
625:                    }
626:                }
627:
628:                // validate pixel
629:                pixel ^= xorpixelmod;
630:                if (pixel != validatedPixel) {
631:                    validatedPixel = pixel;
632:                    XSetForeground(xgc, pixel);
633:                }
634:
635:                if (validatedExposures != needExposures) {
636:                    validatedExposures = needExposures;
637:                    XSetGraphicsExposures(xgc, needExposures);
638:                }
639:
640:                return xgc;
641:            }
642:
643:            public synchronized void makePipes() {
644:                if (x11pipe == null) {
645:                    SunToolkit.awtLock();
646:                    try {
647:                        xgc = XCreateGC(getNativeOps());
648:                    } finally {
649:                        SunToolkit.awtUnlock();
650:                    }
651:                    x11pipe = X11Renderer.getInstance();
652:                    x11txpipe = new PixelToShapeConverter(x11pipe);
653:                }
654:            }
655:
656:            public static class X11WindowSurfaceData extends X11SurfaceData {
657:                public X11WindowSurfaceData(X11ComponentPeer peer,
658:                        X11GraphicsConfig gc, SurfaceType sType) {
659:                    super (peer, gc, sType, peer.getColorModel());
660:                    if (isDrawableValid()) {
661:                        makePipes();
662:                    }
663:                }
664:
665:                public SurfaceData getReplacement() {
666:                    return peer.getSurfaceData();
667:                }
668:
669:                public Rectangle getBounds() {
670:                    Rectangle r = peer.getBounds();
671:                    r.x = r.y = 0;
672:                    return r;
673:                }
674:
675:                @Override
676:                public boolean canSourceSendExposures(int x, int y, int w, int h) {
677:                    return true;
678:                }
679:
680:                /**
681:                 * Returns destination Component associated with this SurfaceData.
682:                 */
683:                public Object getDestination() {
684:                    return peer.getTarget();
685:                }
686:            }
687:
688:            public static class X11PixmapSurfaceData extends X11SurfaceData {
689:
690:                Image offscreenImage;
691:                int width;
692:                int height;
693:                int transparency;
694:
695:                public X11PixmapSurfaceData(X11GraphicsConfig gc, int width,
696:                        int height, Image image, SurfaceType sType,
697:                        ColorModel cm, long drawable, int transparency) {
698:                    super (null, gc, sType, cm);
699:                    this .width = width;
700:                    this .height = height;
701:                    offscreenImage = image;
702:                    this .transparency = transparency;
703:                    initSurface(depth, width, height, drawable);
704:                    makePipes();
705:                }
706:
707:                public SurfaceData getReplacement() {
708:                    return restoreContents(offscreenImage);
709:                }
710:
711:                /**
712:                 * Need this since the surface data is created with
713:                 * the color model of the target GC, which is always
714:                 * opaque. But in SunGraphics2D.blitSD we choose loops
715:                 * based on the transparency on the source SD, so 
716:                 * it could choose wrong loop (blit instead of blitbg,
717:                 * for example).
718:                 */
719:                public int getTransparency() {
720:                    return transparency;
721:                }
722:
723:                public Rectangle getBounds() {
724:                    return new Rectangle(width, height);
725:                }
726:
727:                @Override
728:                public boolean canSourceSendExposures(int x, int y, int w, int h) {
729:                    return (x < 0 || y < 0 || (x + w) > width || (y + h) > height);
730:                }
731:
732:                public void flush() {
733:                    /*
734:                     * We need to invalidate the surface before disposing the
735:                     * native Drawable and GC.  This way if an application tries
736:                     * to render to an already flushed X11SurfaceData, we will notice
737:                     * in the validate() method above that it has been invalidated,
738:                     * and we will avoid using those native resources that have
739:                     * already been disposed.
740:                     */
741:                    invalidate();
742:                    flushNativeSurface();
743:                }
744:
745:                /**
746:                 * Returns destination Image associated with this SurfaceData.
747:                 */
748:                public Object getDestination() {
749:                    return offscreenImage;
750:                }
751:            }
752:
753:            private static LazyPipe lazypipe = new LazyPipe();
754:
755:            public static class LazyPipe extends ValidatePipe {
756:                public boolean validate(SunGraphics2D sg2d) {
757:                    X11SurfaceData xsd = (X11SurfaceData) sg2d.surfaceData;
758:                    if (!xsd.isDrawableValid()) {
759:                        return false;
760:                    }
761:                    xsd.makePipes();
762:                    return super.validate(sg2d);
763:                }
764:            }
765:        }
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