SkPicturePlayback.cpp revision 1c556dba153f880cad1f3e2996a320d61435f3c2
1
2/*
3 * Copyright 2011 Google Inc.
4 *
5 * Use of this source code is governed by a BSD-style license that can be
6 * found in the LICENSE file.
7 */
8#include <new>
9#include "SkBBoxHierarchy.h"
10#include "SkOffsetTable.h"
11#include "SkPicturePlayback.h"
12#include "SkPictureRecord.h"
13#include "SkPictureStateTree.h"
14#include "SkReadBuffer.h"
15#include "SkTypeface.h"
16#include "SkTSort.h"
17#include "SkWriteBuffer.h"
18
19template <typename T> int SafeCount(const T* obj) {
20    return obj ? obj->count() : 0;
21}
22
23/*  Define this to spew out a debug statement whenever we skip the remainder of
24    a save/restore block because a clip... command returned false (empty).
25 */
26#define SPEW_CLIP_SKIPPINGx
27
28SkPicturePlayback::SkPicturePlayback() {
29    this->init();
30}
31
32SkPicturePlayback::SkPicturePlayback(const SkPictureRecord& record, bool deepCopy) {
33#ifdef SK_DEBUG_SIZE
34    size_t overallBytes, bitmapBytes, matricesBytes,
35    paintBytes, pathBytes, pictureBytes, regionBytes;
36    int bitmaps = record.bitmaps(&bitmapBytes);
37    int matrices = record.matrices(&matricesBytes);
38    int paints = record.paints(&paintBytes);
39    int paths = record.paths(&pathBytes);
40    int pictures = record.pictures(&pictureBytes);
41    int regions = record.regions(&regionBytes);
42    SkDebugf("picture record mem used %zd (stream %zd) ", record.size(),
43             record.streamlen());
44    if (bitmaps != 0)
45        SkDebugf("bitmaps size %zd (bitmaps:%d) ", bitmapBytes, bitmaps);
46    if (matrices != 0)
47        SkDebugf("matrices size %zd (matrices:%d) ", matricesBytes, matrices);
48    if (paints != 0)
49        SkDebugf("paints size %zd (paints:%d) ", paintBytes, paints);
50    if (paths != 0)
51        SkDebugf("paths size %zd (paths:%d) ", pathBytes, paths);
52    if (pictures != 0)
53        SkDebugf("pictures size %zd (pictures:%d) ", pictureBytes, pictures);
54    if (regions != 0)
55        SkDebugf("regions size %zd (regions:%d) ", regionBytes, regions);
56    if (record.fPointWrites != 0)
57        SkDebugf("points size %zd (points:%d) ", record.fPointBytes, record.fPointWrites);
58    if (record.fRectWrites != 0)
59        SkDebugf("rects size %zd (rects:%d) ", record.fRectBytes, record.fRectWrites);
60    if (record.fTextWrites != 0)
61        SkDebugf("text size %zd (text strings:%d) ", record.fTextBytes, record.fTextWrites);
62
63    SkDebugf("\n");
64#endif
65#ifdef SK_DEBUG_DUMP
66    record.dumpMatrices();
67    record.dumpPaints();
68#endif
69
70    record.validate(record.writeStream().bytesWritten(), 0);
71    const SkWriter32& writer = record.writeStream();
72    init();
73    SkASSERT(!fOpData);
74    if (writer.bytesWritten() == 0) {
75        fOpData = SkData::NewEmpty();
76        return;
77    }
78    fOpData = writer.snapshotAsData();
79
80    fBoundingHierarchy = record.fBoundingHierarchy;
81    fStateTree = record.fStateTree;
82
83    SkSafeRef(fBoundingHierarchy);
84    SkSafeRef(fStateTree);
85
86    if (NULL != fBoundingHierarchy) {
87        fBoundingHierarchy->flushDeferredInserts();
88    }
89
90    // copy over the refcnt dictionary to our reader
91    record.fFlattenableHeap.setupPlaybacks();
92
93    fBitmaps = record.fBitmapHeap->extractBitmaps();
94    fPaints = record.fPaints.unflattenToArray();
95
96    fBitmapHeap.reset(SkSafeRef(record.fBitmapHeap));
97    fPathHeap.reset(SkSafeRef(record.fPathHeap));
98
99    fBitmapUseOffsets.reset(SkSafeRef(record.fBitmapUseOffsets.get()));
100
101    // ensure that the paths bounds are pre-computed
102    if (fPathHeap.get()) {
103        for (int i = 0; i < fPathHeap->count(); i++) {
104            (*fPathHeap)[i].updateBoundsCache();
105        }
106    }
107
108    const SkTDArray<SkPicture* >& pictures = record.getPictureRefs();
109    fPictureCount = pictures.count();
110    if (fPictureCount > 0) {
111        fPictureRefs = SkNEW_ARRAY(SkPicture*, fPictureCount);
112        for (int i = 0; i < fPictureCount; i++) {
113            if (deepCopy) {
114                fPictureRefs[i] = pictures[i]->clone();
115            } else {
116                fPictureRefs[i] = pictures[i];
117                fPictureRefs[i]->ref();
118            }
119        }
120    }
121
122#ifdef SK_DEBUG_SIZE
123    int overall = fPlayback->size(&overallBytes);
124    bitmaps = fPlayback->bitmaps(&bitmapBytes);
125    paints = fPlayback->paints(&paintBytes);
126    paths = fPlayback->paths(&pathBytes);
127    pictures = fPlayback->pictures(&pictureBytes);
128    regions = fPlayback->regions(&regionBytes);
129    SkDebugf("playback size %zd (objects:%d) ", overallBytes, overall);
130    if (bitmaps != 0)
131        SkDebugf("bitmaps size %zd (bitmaps:%d) ", bitmapBytes, bitmaps);
132    if (paints != 0)
133        SkDebugf("paints size %zd (paints:%d) ", paintBytes, paints);
134    if (paths != 0)
135        SkDebugf("paths size %zd (paths:%d) ", pathBytes, paths);
136    if (pictures != 0)
137        SkDebugf("pictures size %zd (pictures:%d) ", pictureBytes, pictures);
138    if (regions != 0)
139        SkDebugf("regions size %zd (regions:%d) ", regionBytes, regions);
140    SkDebugf("\n");
141#endif
142}
143
144static bool needs_deep_copy(const SkPaint& paint) {
145    /*
146     *  These fields are known to be immutable, and so can be shallow-copied
147     *
148     *  getTypeface()
149     *  getAnnotation()
150     *  paint.getColorFilter()
151     *  getXfermode()
152     */
153
154    return paint.getPathEffect() ||
155           paint.getShader() ||
156           paint.getMaskFilter() ||
157           paint.getRasterizer() ||
158           paint.getLooper() ||
159           paint.getImageFilter();
160}
161
162SkPicturePlayback::SkPicturePlayback(const SkPicturePlayback& src, SkPictCopyInfo* deepCopyInfo) {
163    this->init();
164
165    fBitmapHeap.reset(SkSafeRef(src.fBitmapHeap.get()));
166    fPathHeap.reset(SkSafeRef(src.fPathHeap.get()));
167
168    fOpData = SkSafeRef(src.fOpData);
169
170    fBoundingHierarchy = src.fBoundingHierarchy;
171    fStateTree = src.fStateTree;
172
173    SkSafeRef(fBoundingHierarchy);
174    SkSafeRef(fStateTree);
175
176    if (deepCopyInfo) {
177        int paintCount = SafeCount(src.fPaints);
178
179        if (src.fBitmaps) {
180            fBitmaps = SkTRefArray<SkBitmap>::Create(src.fBitmaps->begin(), src.fBitmaps->count());
181        }
182
183        if (!deepCopyInfo->initialized) {
184            /* The alternative to doing this is to have a clone method on the paint and have it make
185             * the deep copy of its internal structures as needed. The holdup to doing that is at
186             * this point we would need to pass the SkBitmapHeap so that we don't unnecessarily
187             * flatten the pixels in a bitmap shader.
188             */
189            deepCopyInfo->paintData.setCount(paintCount);
190
191            /* Use an SkBitmapHeap to avoid flattening bitmaps in shaders. If there already is one,
192             * use it. If this SkPicturePlayback was created from a stream, fBitmapHeap will be
193             * NULL, so create a new one.
194             */
195            if (fBitmapHeap.get() == NULL) {
196                // FIXME: Put this on the stack inside SkPicture::clone. Further, is it possible to
197                // do the rest of this initialization in SkPicture::clone as well?
198                SkBitmapHeap* heap = SkNEW(SkBitmapHeap);
199                deepCopyInfo->controller.setBitmapStorage(heap);
200                heap->unref();
201            } else {
202                deepCopyInfo->controller.setBitmapStorage(fBitmapHeap);
203            }
204
205            SkDEBUGCODE(int heapSize = SafeCount(fBitmapHeap.get());)
206            for (int i = 0; i < paintCount; i++) {
207                if (needs_deep_copy(src.fPaints->at(i))) {
208                    deepCopyInfo->paintData[i] =
209                        SkFlatData::Create<SkPaint::FlatteningTraits>(&deepCopyInfo->controller,
210                                                          src.fPaints->at(i), 0);
211
212                } else {
213                    // this is our sentinel, which we use in the unflatten loop
214                    deepCopyInfo->paintData[i] = NULL;
215                }
216            }
217            SkASSERT(SafeCount(fBitmapHeap.get()) == heapSize);
218
219            // needed to create typeface playback
220            deepCopyInfo->controller.setupPlaybacks();
221            deepCopyInfo->initialized = true;
222        }
223
224        fPaints = SkTRefArray<SkPaint>::Create(paintCount);
225        SkASSERT(deepCopyInfo->paintData.count() == paintCount);
226        SkBitmapHeap* bmHeap = deepCopyInfo->controller.getBitmapHeap();
227        SkTypefacePlayback* tfPlayback = deepCopyInfo->controller.getTypefacePlayback();
228        for (int i = 0; i < paintCount; i++) {
229            if (deepCopyInfo->paintData[i]) {
230                deepCopyInfo->paintData[i]->unflatten<SkPaint::FlatteningTraits>(
231                    &fPaints->writableAt(i), bmHeap, tfPlayback);
232            } else {
233                // needs_deep_copy was false, so just need to assign
234                fPaints->writableAt(i) = src.fPaints->at(i);
235            }
236        }
237
238    } else {
239        fBitmaps = SkSafeRef(src.fBitmaps);
240        fPaints = SkSafeRef(src.fPaints);
241    }
242
243    fPictureCount = src.fPictureCount;
244    fPictureRefs = SkNEW_ARRAY(SkPicture*, fPictureCount);
245    for (int i = 0; i < fPictureCount; i++) {
246        if (deepCopyInfo) {
247            fPictureRefs[i] = src.fPictureRefs[i]->clone();
248        } else {
249            fPictureRefs[i] = src.fPictureRefs[i];
250            fPictureRefs[i]->ref();
251        }
252    }
253}
254
255void SkPicturePlayback::init() {
256    fBitmaps = NULL;
257    fPaints = NULL;
258    fPictureRefs = NULL;
259    fPictureCount = 0;
260    fOpData = NULL;
261    fFactoryPlayback = NULL;
262    fBoundingHierarchy = NULL;
263    fStateTree = NULL;
264}
265
266SkPicturePlayback::~SkPicturePlayback() {
267    SkSafeUnref(fOpData);
268
269    SkSafeUnref(fBitmaps);
270    SkSafeUnref(fPaints);
271    SkSafeUnref(fBoundingHierarchy);
272    SkSafeUnref(fStateTree);
273
274    for (int i = 0; i < fPictureCount; i++) {
275        fPictureRefs[i]->unref();
276    }
277    SkDELETE_ARRAY(fPictureRefs);
278
279    SkDELETE(fFactoryPlayback);
280}
281
282void SkPicturePlayback::dumpSize() const {
283    SkDebugf("--- picture size: ops=%d bitmaps=%d [%d] paints=%d [%d] paths=%d\n",
284             fOpData->size(),
285             SafeCount(fBitmaps), SafeCount(fBitmaps) * sizeof(SkBitmap),
286             SafeCount(fPaints), SafeCount(fPaints) * sizeof(SkPaint),
287             SafeCount(fPathHeap.get()));
288}
289
290bool SkPicturePlayback::containsBitmaps() const {
291    if (fBitmaps && fBitmaps->count() > 0) {
292        return true;
293    }
294    for (int i = 0; i < fPictureCount; ++i) {
295        if (fPictureRefs[i]->willPlayBackBitmaps()) {
296            return true;
297        }
298    }
299    return false;
300}
301
302///////////////////////////////////////////////////////////////////////////////
303///////////////////////////////////////////////////////////////////////////////
304
305#include "SkStream.h"
306
307static void write_tag_size(SkWriteBuffer& buffer, uint32_t tag, uint32_t size) {
308    buffer.writeUInt(tag);
309    buffer.writeUInt(size);
310}
311
312static void write_tag_size(SkWStream* stream, uint32_t tag,  uint32_t size) {
313    stream->write32(tag);
314    stream->write32(size);
315}
316
317static size_t compute_chunk_size(SkFlattenable::Factory* array, int count) {
318    size_t size = 4;  // for 'count'
319
320    for (int i = 0; i < count; i++) {
321        const char* name = SkFlattenable::FactoryToName(array[i]);
322        if (NULL == name || 0 == *name) {
323            size += SkWStream::SizeOfPackedUInt(0);
324        } else {
325            size_t len = strlen(name);
326            size += SkWStream::SizeOfPackedUInt(len);
327            size += len;
328        }
329    }
330
331    return size;
332}
333
334static void write_factories(SkWStream* stream, const SkFactorySet& rec) {
335    int count = rec.count();
336
337    SkAutoSTMalloc<16, SkFlattenable::Factory> storage(count);
338    SkFlattenable::Factory* array = (SkFlattenable::Factory*)storage.get();
339    rec.copyToArray(array);
340
341    size_t size = compute_chunk_size(array, count);
342
343    // TODO: write_tag_size should really take a size_t
344    write_tag_size(stream, SK_PICT_FACTORY_TAG, (uint32_t) size);
345    SkDEBUGCODE(size_t start = stream->bytesWritten());
346    stream->write32(count);
347
348    for (int i = 0; i < count; i++) {
349        const char* name = SkFlattenable::FactoryToName(array[i]);
350//        SkDebugf("---- write factories [%d] %p <%s>\n", i, array[i], name);
351        if (NULL == name || 0 == *name) {
352            stream->writePackedUInt(0);
353        } else {
354            uint32_t len = strlen(name);
355            stream->writePackedUInt(len);
356            stream->write(name, len);
357        }
358    }
359
360    SkASSERT(size == (stream->bytesWritten() - start));
361}
362
363static void write_typefaces(SkWStream* stream, const SkRefCntSet& rec) {
364    int count = rec.count();
365
366    write_tag_size(stream, SK_PICT_TYPEFACE_TAG, count);
367
368    SkAutoSTMalloc<16, SkTypeface*> storage(count);
369    SkTypeface** array = (SkTypeface**)storage.get();
370    rec.copyToArray((SkRefCnt**)array);
371
372    for (int i = 0; i < count; i++) {
373        array[i]->serialize(stream);
374    }
375}
376
377void SkPicturePlayback::flattenToBuffer(SkWriteBuffer& buffer) const {
378    int i, n;
379
380    if ((n = SafeCount(fBitmaps)) > 0) {
381        write_tag_size(buffer, SK_PICT_BITMAP_BUFFER_TAG, n);
382        for (i = 0; i < n; i++) {
383            buffer.writeBitmap((*fBitmaps)[i]);
384        }
385    }
386
387    if ((n = SafeCount(fPaints)) > 0) {
388        write_tag_size(buffer, SK_PICT_PAINT_BUFFER_TAG, n);
389        for (i = 0; i < n; i++) {
390            buffer.writePaint((*fPaints)[i]);
391        }
392    }
393
394    if ((n = SafeCount(fPathHeap.get())) > 0) {
395        write_tag_size(buffer, SK_PICT_PATH_BUFFER_TAG, n);
396        fPathHeap->flatten(buffer);
397    }
398}
399
400void SkPicturePlayback::serialize(SkWStream* stream,
401                                  SkPicture::EncodeBitmap encoder) const {
402    write_tag_size(stream, SK_PICT_READER_TAG, fOpData->size());
403    stream->write(fOpData->bytes(), fOpData->size());
404
405    if (fPictureCount > 0) {
406        write_tag_size(stream, SK_PICT_PICTURE_TAG, fPictureCount);
407        for (int i = 0; i < fPictureCount; i++) {
408            fPictureRefs[i]->serialize(stream, encoder);
409        }
410    }
411
412    // Write some of our data into a writebuffer, and then serialize that
413    // into our stream
414    {
415        SkRefCntSet  typefaceSet;
416        SkFactorySet factSet;
417
418        SkWriteBuffer buffer(SkWriteBuffer::kCrossProcess_Flag);
419        buffer.setTypefaceRecorder(&typefaceSet);
420        buffer.setFactoryRecorder(&factSet);
421        buffer.setBitmapEncoder(encoder);
422
423        this->flattenToBuffer(buffer);
424
425        // We have to write these two sets into the stream *before* we write
426        // the buffer, since parsing that buffer will require that we already
427        // have these sets available to use.
428        write_factories(stream, factSet);
429        write_typefaces(stream, typefaceSet);
430
431        write_tag_size(stream, SK_PICT_BUFFER_SIZE_TAG, buffer.bytesWritten());
432        buffer.writeToStream(stream);
433    }
434
435    stream->write32(SK_PICT_EOF_TAG);
436}
437
438void SkPicturePlayback::flatten(SkWriteBuffer& buffer) const {
439    write_tag_size(buffer, SK_PICT_READER_TAG, fOpData->size());
440    buffer.writeByteArray(fOpData->bytes(), fOpData->size());
441
442    if (fPictureCount > 0) {
443        write_tag_size(buffer, SK_PICT_PICTURE_TAG, fPictureCount);
444        for (int i = 0; i < fPictureCount; i++) {
445            fPictureRefs[i]->flatten(buffer);
446        }
447    }
448
449    // Write this picture playback's data into a writebuffer
450    this->flattenToBuffer(buffer);
451    buffer.write32(SK_PICT_EOF_TAG);
452}
453
454///////////////////////////////////////////////////////////////////////////////
455
456/**
457 *  Return the corresponding SkReadBuffer flags, given a set of
458 *  SkPictInfo flags.
459 */
460static uint32_t pictInfoFlagsToReadBufferFlags(uint32_t pictInfoFlags) {
461    static const struct {
462        uint32_t    fSrc;
463        uint32_t    fDst;
464    } gSD[] = {
465        { SkPictInfo::kCrossProcess_Flag,   SkReadBuffer::kCrossProcess_Flag },
466        { SkPictInfo::kScalarIsFloat_Flag,  SkReadBuffer::kScalarIsFloat_Flag },
467        { SkPictInfo::kPtrIs64Bit_Flag,     SkReadBuffer::kPtrIs64Bit_Flag },
468    };
469
470    uint32_t rbMask = 0;
471    for (size_t i = 0; i < SK_ARRAY_COUNT(gSD); ++i) {
472        if (pictInfoFlags & gSD[i].fSrc) {
473            rbMask |= gSD[i].fDst;
474        }
475    }
476    return rbMask;
477}
478
479bool SkPicturePlayback::parseStreamTag(SkStream* stream, const SkPictInfo& info, uint32_t tag,
480                                       size_t size, SkPicture::InstallPixelRefProc proc) {
481    /*
482     *  By the time we encounter BUFFER_SIZE_TAG, we need to have already seen
483     *  its dependents: FACTORY_TAG and TYPEFACE_TAG. These two are not required
484     *  but if they are present, they need to have been seen before the buffer.
485     *
486     *  We assert that if/when we see either of these, that we have not yet seen
487     *  the buffer tag, because if we have, then its too-late to deal with the
488     *  factories or typefaces.
489     */
490    SkDEBUGCODE(bool haveBuffer = false;)
491
492    switch (tag) {
493        case SK_PICT_READER_TAG: {
494            SkAutoMalloc storage(size);
495            if (stream->read(storage.get(), size) != size) {
496                return false;
497            }
498            SkASSERT(NULL == fOpData);
499            fOpData = SkData::NewFromMalloc(storage.detach(), size);
500        } break;
501        case SK_PICT_FACTORY_TAG: {
502            SkASSERT(!haveBuffer);
503        // Remove this code when v21 and below are no longer supported. At the
504        // same time add a new 'count' variable and use it rather then reusing 'size'.
505#ifndef DISABLE_V21_COMPATIBILITY_CODE
506            if (info.fVersion >= 22) {
507                // in v22 this tag's size represents the size of the chunk in bytes
508                // and the number of factory strings is written out separately
509#endif
510                size = stream->readU32();
511#ifndef DISABLE_V21_COMPATIBILITY_CODE
512            }
513#endif
514            fFactoryPlayback = SkNEW_ARGS(SkFactoryPlayback, (size));
515            for (size_t i = 0; i < size; i++) {
516                SkString str;
517                const size_t len = stream->readPackedUInt();
518                str.resize(len);
519                if (stream->read(str.writable_str(), len) != len) {
520                    return false;
521                }
522                fFactoryPlayback->base()[i] = SkFlattenable::NameToFactory(str.c_str());
523            }
524        } break;
525        case SK_PICT_TYPEFACE_TAG: {
526            SkASSERT(!haveBuffer);
527            fTFPlayback.setCount(size);
528            for (size_t i = 0; i < size; i++) {
529                SkAutoTUnref<SkTypeface> tf(SkTypeface::Deserialize(stream));
530                if (!tf.get()) {    // failed to deserialize
531                    // fTFPlayback asserts it never has a null, so we plop in
532                    // the default here.
533                    tf.reset(SkTypeface::RefDefault());
534                }
535                fTFPlayback.set(i, tf);
536            }
537        } break;
538        case SK_PICT_PICTURE_TAG: {
539            fPictureCount = size;
540            fPictureRefs = SkNEW_ARRAY(SkPicture*, fPictureCount);
541            bool success = true;
542            int i = 0;
543            for ( ; i < fPictureCount; i++) {
544                fPictureRefs[i] = SkPicture::CreateFromStream(stream, proc);
545                if (NULL == fPictureRefs[i]) {
546                    success = false;
547                    break;
548                }
549            }
550            if (!success) {
551                // Delete all of the pictures that were already created (up to but excluding i):
552                for (int j = 0; j < i; j++) {
553                    fPictureRefs[j]->unref();
554                }
555                // Delete the array
556                SkDELETE_ARRAY(fPictureRefs);
557                fPictureCount = 0;
558                return false;
559            }
560        } break;
561        case SK_PICT_BUFFER_SIZE_TAG: {
562            SkAutoMalloc storage(size);
563            if (stream->read(storage.get(), size) != size) {
564                return false;
565            }
566
567            SkReadBuffer buffer(storage.get(), size);
568            buffer.setFlags(pictInfoFlagsToReadBufferFlags(info.fFlags));
569
570            fFactoryPlayback->setupBuffer(buffer);
571            fTFPlayback.setupBuffer(buffer);
572            buffer.setBitmapDecoder(proc);
573
574            while (!buffer.eof()) {
575                tag = buffer.readUInt();
576                size = buffer.readUInt();
577                if (!this->parseBufferTag(buffer, tag, size)) {
578                    return false;
579                }
580            }
581            SkDEBUGCODE(haveBuffer = true;)
582        } break;
583    }
584    return true;    // success
585}
586
587bool SkPicturePlayback::parseBufferTag(SkReadBuffer& buffer,
588                                       uint32_t tag, size_t size) {
589    switch (tag) {
590        case SK_PICT_BITMAP_BUFFER_TAG: {
591            fBitmaps = SkTRefArray<SkBitmap>::Create(size);
592            for (size_t i = 0; i < size; ++i) {
593                SkBitmap* bm = &fBitmaps->writableAt(i);
594                buffer.readBitmap(bm);
595                bm->setImmutable();
596            }
597        } break;
598        case SK_PICT_PAINT_BUFFER_TAG: {
599            fPaints = SkTRefArray<SkPaint>::Create(size);
600            for (size_t i = 0; i < size; ++i) {
601                buffer.readPaint(&fPaints->writableAt(i));
602            }
603        } break;
604        case SK_PICT_PATH_BUFFER_TAG:
605            if (size > 0) {
606                fPathHeap.reset(SkNEW_ARGS(SkPathHeap, (buffer)));
607            }
608            break;
609        case SK_PICT_READER_TAG: {
610            SkAutoMalloc storage(size);
611            if (!buffer.readByteArray(storage.get(), size) ||
612                !buffer.validate(NULL == fOpData)) {
613                return false;
614            }
615            SkASSERT(NULL == fOpData);
616            fOpData = SkData::NewFromMalloc(storage.detach(), size);
617        } break;
618        case SK_PICT_PICTURE_TAG: {
619            if (!buffer.validate((0 == fPictureCount) && (NULL == fPictureRefs))) {
620                return false;
621            }
622            fPictureCount = size;
623            fPictureRefs = SkNEW_ARRAY(SkPicture*, fPictureCount);
624            bool success = true;
625            int i = 0;
626            for ( ; i < fPictureCount; i++) {
627                fPictureRefs[i] = SkPicture::CreateFromBuffer(buffer);
628                if (NULL == fPictureRefs[i]) {
629                    success = false;
630                    break;
631                }
632            }
633            if (!success) {
634                // Delete all of the pictures that were already created (up to but excluding i):
635                for (int j = 0; j < i; j++) {
636                    fPictureRefs[j]->unref();
637                }
638                // Delete the array
639                SkDELETE_ARRAY(fPictureRefs);
640                fPictureCount = 0;
641                return false;
642            }
643        } break;
644        default:
645            // The tag was invalid.
646            return false;
647    }
648    return true;    // success
649}
650
651SkPicturePlayback* SkPicturePlayback::CreateFromStream(SkStream* stream,
652                                                       const SkPictInfo& info,
653                                                       SkPicture::InstallPixelRefProc proc) {
654    SkAutoTDelete<SkPicturePlayback> playback(SkNEW(SkPicturePlayback));
655
656    if (!playback->parseStream(stream, info, proc)) {
657        return NULL;
658    }
659    return playback.detach();
660}
661
662SkPicturePlayback* SkPicturePlayback::CreateFromBuffer(SkReadBuffer& buffer) {
663    SkAutoTDelete<SkPicturePlayback> playback(SkNEW(SkPicturePlayback));
664
665    if (!playback->parseBuffer(buffer)) {
666        return NULL;
667    }
668    return playback.detach();
669}
670
671bool SkPicturePlayback::parseStream(SkStream* stream, const SkPictInfo& info,
672                                    SkPicture::InstallPixelRefProc proc) {
673    for (;;) {
674        uint32_t tag = stream->readU32();
675        if (SK_PICT_EOF_TAG == tag) {
676            break;
677        }
678
679        uint32_t size = stream->readU32();
680        if (!this->parseStreamTag(stream, info, tag, size, proc)) {
681            return false; // we're invalid
682        }
683    }
684    return true;
685}
686
687bool SkPicturePlayback::parseBuffer(SkReadBuffer& buffer) {
688    for (;;) {
689        uint32_t tag = buffer.readUInt();
690        if (SK_PICT_EOF_TAG == tag) {
691            break;
692        }
693
694        uint32_t size = buffer.readUInt();
695        if (!this->parseBufferTag(buffer, tag, size)) {
696            return false; // we're invalid
697        }
698    }
699    return true;
700}
701
702///////////////////////////////////////////////////////////////////////////////
703///////////////////////////////////////////////////////////////////////////////
704
705#ifdef SPEW_CLIP_SKIPPING
706struct SkipClipRec {
707    int     fCount;
708    size_t  fSize;
709
710    SkipClipRec() {
711        fCount = 0;
712        fSize = 0;
713    }
714
715    void recordSkip(size_t bytes) {
716        fCount += 1;
717        fSize += bytes;
718    }
719};
720#endif
721
722#ifdef SK_DEVELOPER
723bool SkPicturePlayback::preDraw(int opIndex, int type) {
724    return false;
725}
726
727void SkPicturePlayback::postDraw(int opIndex) {
728}
729#endif
730
731/*
732 * Read the next op code and chunk size from 'reader'. The returned size
733 * is the entire size of the chunk (including the opcode). Thus, the
734 * offset just prior to calling read_op_and_size + 'size' is the offset
735 * to the next chunk's op code. This also means that the size of a chunk
736 * with no arguments (just an opcode) will be 4.
737 */
738static DrawType read_op_and_size(SkReader32* reader, uint32_t* size) {
739    uint32_t temp = reader->readInt();
740    uint32_t op;
741    if (((uint8_t) temp) == temp) {
742        // old skp file - no size information
743        op = temp;
744        *size = 0;
745    } else {
746        UNPACK_8_24(temp, op, *size);
747        if (MASK_24 == *size) {
748            *size = reader->readInt();
749        }
750    }
751    return (DrawType) op;
752}
753
754// The activeOps parameter is actually "const SkTDArray<SkPictureStateTree::Draw*>&".
755// It represents the operations about to be drawn, as generated by some spatial
756// subdivision helper class. It should already be in 'fOffset' sorted order.
757void SkPicturePlayback::preLoadBitmaps(const SkTDArray<void*>& activeOps) {
758    if (0 == activeOps.count() || NULL == fBitmapUseOffsets) {
759        return;
760    }
761
762    SkTDArray<int> active;
763
764    SkAutoTDeleteArray<bool> needToCheck(new bool[fBitmapUseOffsets->numIDs()]);
765    for (int i = 0; i < fBitmapUseOffsets->numIDs(); ++i) {
766        needToCheck.get()[i] = true;
767    }
768
769    uint32_t max = ((SkPictureStateTree::Draw*)activeOps[activeOps.count()-1])->fOffset;
770
771    for (int i = 0; i < activeOps.count(); ++i) {
772        SkPictureStateTree::Draw* draw = (SkPictureStateTree::Draw*) activeOps[i];
773
774        for (int j = 0; j < fBitmapUseOffsets->numIDs(); ++j) {
775            if (!needToCheck.get()[j]) {
776                continue;
777            }
778
779            if (!fBitmapUseOffsets->overlap(j, draw->fOffset, max)) {
780                needToCheck.get()[j] = false;
781                continue;
782            }
783
784            if (!fBitmapUseOffsets->includes(j, draw->fOffset)) {
785                continue;
786            }
787
788            *active.append() = j;
789            needToCheck.get()[j] = false;
790        }
791    }
792
793    for (int i = 0; i < active.count(); ++i) {
794        SkDebugf("preload texture %d\n", active[i]);
795    }
796}
797
798void SkPicturePlayback::draw(SkCanvas& canvas, SkDrawPictureCallback* callback) {
799#ifdef ENABLE_TIME_DRAW
800    SkAutoTime  at("SkPicture::draw", 50);
801#endif
802
803#ifdef SPEW_CLIP_SKIPPING
804    SkipClipRec skipRect, skipRRect, skipRegion, skipPath, skipCull;
805    int opCount = 0;
806#endif
807
808#ifdef SK_BUILD_FOR_ANDROID
809    SkAutoMutexAcquire autoMutex(fDrawMutex);
810#endif
811
812    // kDrawComplete will be the signal that we have reached the end of
813    // the command stream
814    static const uint32_t kDrawComplete = SK_MaxU32;
815
816    SkReader32 reader(fOpData->bytes(), fOpData->size());
817    TextContainer text;
818    SkTDArray<void*> activeOps;
819
820    if (NULL != fStateTree && NULL != fBoundingHierarchy) {
821        SkRect clipBounds;
822        if (canvas.getClipBounds(&clipBounds)) {
823            SkIRect query;
824            clipBounds.roundOut(&query);
825            fBoundingHierarchy->search(query, &activeOps);
826            if (activeOps.count() == 0) {
827                return;
828            }
829            SkTQSort<SkPictureStateTree::Draw>(
830                reinterpret_cast<SkPictureStateTree::Draw**>(activeOps.begin()),
831                reinterpret_cast<SkPictureStateTree::Draw**>(activeOps.end()-1));
832        }
833    }
834
835    SkPictureStateTree::Iterator it = (NULL == fStateTree) ?
836        SkPictureStateTree::Iterator() :
837        fStateTree->getIterator(activeOps, &canvas);
838
839    if (it.isValid()) {
840        uint32_t skipTo = it.draw();
841        if (kDrawComplete == skipTo) {
842            return;
843        }
844        reader.setOffset(skipTo);
845    }
846
847    this->preLoadBitmaps(activeOps);
848
849    // Record this, so we can concat w/ it if we encounter a setMatrix()
850    SkMatrix initialMatrix = canvas.getTotalMatrix();
851    int originalSaveCount = canvas.getSaveCount();
852
853#ifdef SK_BUILD_FOR_ANDROID
854    fAbortCurrentPlayback = false;
855#endif
856
857#ifdef SK_DEVELOPER
858    int opIndex = -1;
859#endif
860
861    while (!reader.eof()) {
862        if (callback && callback->abortDrawing()) {
863            canvas.restoreToCount(originalSaveCount);
864            return;
865        }
866#ifdef SK_BUILD_FOR_ANDROID
867        if (fAbortCurrentPlayback) {
868            return;
869        }
870#endif
871
872#ifdef SPEW_CLIP_SKIPPING
873        opCount++;
874#endif
875
876        size_t curOffset = reader.offset();
877        uint32_t size;
878        DrawType op = read_op_and_size(&reader, &size);
879        size_t skipTo = 0;
880        if (NOOP == op) {
881            // NOOPs are to be ignored - do not propagate them any further
882            skipTo = curOffset + size;
883#ifdef SK_DEVELOPER
884        } else {
885            opIndex++;
886            if (this->preDraw(opIndex, op)) {
887                skipTo = curOffset + size;
888            }
889#endif
890        }
891
892        if (0 != skipTo) {
893            if (it.isValid()) {
894                // If using a bounding box hierarchy, advance the state tree
895                // iterator until at or after skipTo
896                uint32_t adjustedSkipTo;
897                do {
898                    adjustedSkipTo = it.draw();
899                } while (adjustedSkipTo < skipTo);
900                skipTo = adjustedSkipTo;
901            }
902            if (kDrawComplete == skipTo) {
903                break;
904            }
905            reader.setOffset(skipTo);
906            continue;
907        }
908
909        switch (op) {
910            case CLIP_PATH: {
911                const SkPath& path = getPath(reader);
912                uint32_t packed = reader.readInt();
913                SkRegion::Op regionOp = ClipParams_unpackRegionOp(packed);
914                bool doAA = ClipParams_unpackDoAA(packed);
915                size_t offsetToRestore = reader.readInt();
916                SkASSERT(!offsetToRestore || \
917                    offsetToRestore >= reader.offset());
918                canvas.clipPath(path, regionOp, doAA);
919                if (canvas.isClipEmpty() && offsetToRestore) {
920#ifdef SPEW_CLIP_SKIPPING
921                    skipPath.recordSkip(offsetToRestore - reader.offset());
922#endif
923                    reader.setOffset(offsetToRestore);
924                }
925            } break;
926            case CLIP_REGION: {
927                SkRegion region;
928                this->getRegion(reader, &region);
929                uint32_t packed = reader.readInt();
930                SkRegion::Op regionOp = ClipParams_unpackRegionOp(packed);
931                size_t offsetToRestore = reader.readInt();
932                SkASSERT(!offsetToRestore || \
933                    offsetToRestore >= reader.offset());
934                canvas.clipRegion(region, regionOp);
935                if (canvas.isClipEmpty() && offsetToRestore) {
936#ifdef SPEW_CLIP_SKIPPING
937                    skipRegion.recordSkip(offsetToRestore - reader.offset());
938#endif
939                    reader.setOffset(offsetToRestore);
940                }
941            } break;
942            case CLIP_RECT: {
943                const SkRect& rect = reader.skipT<SkRect>();
944                uint32_t packed = reader.readInt();
945                SkRegion::Op regionOp = ClipParams_unpackRegionOp(packed);
946                bool doAA = ClipParams_unpackDoAA(packed);
947                size_t offsetToRestore = reader.readInt();
948                SkASSERT(!offsetToRestore || \
949                         offsetToRestore >= reader.offset());
950                canvas.clipRect(rect, regionOp, doAA);
951                if (canvas.isClipEmpty() && offsetToRestore) {
952#ifdef SPEW_CLIP_SKIPPING
953                    skipRect.recordSkip(offsetToRestore - reader.offset());
954#endif
955                    reader.setOffset(offsetToRestore);
956                }
957            } break;
958            case CLIP_RRECT: {
959                SkRRect rrect;
960                reader.readRRect(&rrect);
961                uint32_t packed = reader.readInt();
962                SkRegion::Op regionOp = ClipParams_unpackRegionOp(packed);
963                bool doAA = ClipParams_unpackDoAA(packed);
964                size_t offsetToRestore = reader.readInt();
965                SkASSERT(!offsetToRestore || \
966                         offsetToRestore >= reader.offset());
967                canvas.clipRRect(rrect, regionOp, doAA);
968                if (canvas.isClipEmpty() && offsetToRestore) {
969#ifdef SPEW_CLIP_SKIPPING
970                    skipRRect.recordSkip(offsetToRestore - reader.offset());
971#endif
972                    reader.setOffset(offsetToRestore);
973                }
974            } break;
975            case PUSH_CULL: {
976                const SkRect& cullRect = reader.skipT<SkRect>();
977                size_t offsetToRestore = reader.readInt();
978                if (offsetToRestore && canvas.quickReject(cullRect)) {
979#ifdef SPEW_CLIP_SKIPPING
980                    skipCull.recordSkip(offsetToRestore - reader.offset());
981#endif
982                    reader.setOffset(offsetToRestore);
983                } else {
984                    canvas.pushCull(cullRect);
985                }
986            } break;
987            case POP_CULL:
988                canvas.popCull();
989                break;
990            case CONCAT: {
991                SkMatrix matrix;
992                this->getMatrix(reader, &matrix);
993                canvas.concat(matrix);
994                break;
995            }
996            case DRAW_BITMAP: {
997                const SkPaint* paint = this->getPaint(reader);
998                const SkBitmap& bitmap = this->getBitmap(reader);
999                const SkPoint& loc = reader.skipT<SkPoint>();
1000                canvas.drawBitmap(bitmap, loc.fX, loc.fY, paint);
1001            } break;
1002            case DRAW_BITMAP_RECT_TO_RECT: {
1003                const SkPaint* paint = this->getPaint(reader);
1004                const SkBitmap& bitmap = this->getBitmap(reader);
1005                const SkRect* src = this->getRectPtr(reader);   // may be null
1006                const SkRect& dst = reader.skipT<SkRect>();     // required
1007                SkCanvas::DrawBitmapRectFlags flags;
1008                flags = (SkCanvas::DrawBitmapRectFlags) reader.readInt();
1009                canvas.drawBitmapRectToRect(bitmap, src, dst, paint, flags);
1010            } break;
1011            case DRAW_BITMAP_MATRIX: {
1012                const SkPaint* paint = this->getPaint(reader);
1013                const SkBitmap& bitmap = this->getBitmap(reader);
1014                SkMatrix matrix;
1015                this->getMatrix(reader, &matrix);
1016                canvas.drawBitmapMatrix(bitmap, matrix, paint);
1017            } break;
1018            case DRAW_BITMAP_NINE: {
1019                const SkPaint* paint = this->getPaint(reader);
1020                const SkBitmap& bitmap = this->getBitmap(reader);
1021                const SkIRect& src = reader.skipT<SkIRect>();
1022                const SkRect& dst = reader.skipT<SkRect>();
1023                canvas.drawBitmapNine(bitmap, src, dst, paint);
1024            } break;
1025            case DRAW_CLEAR:
1026                canvas.clear(reader.readInt());
1027                break;
1028            case DRAW_DATA: {
1029                size_t length = reader.readInt();
1030                canvas.drawData(reader.skip(length), length);
1031                // skip handles padding the read out to a multiple of 4
1032            } break;
1033            case DRAW_DRRECT: {
1034                const SkPaint& paint = *this->getPaint(reader);
1035                SkRRect outer, inner;
1036                reader.readRRect(&outer);
1037                reader.readRRect(&inner);
1038                canvas.drawDRRect(outer, inner, paint);
1039            } break;
1040            case BEGIN_COMMENT_GROUP: {
1041                const char* desc = reader.readString();
1042                canvas.beginCommentGroup(desc);
1043            } break;
1044            case COMMENT: {
1045                const char* kywd = reader.readString();
1046                const char* value = reader.readString();
1047                canvas.addComment(kywd, value);
1048            } break;
1049            case END_COMMENT_GROUP: {
1050                canvas.endCommentGroup();
1051            } break;
1052            case DRAW_OVAL: {
1053                const SkPaint& paint = *this->getPaint(reader);
1054                canvas.drawOval(reader.skipT<SkRect>(), paint);
1055            } break;
1056            case DRAW_PAINT:
1057                canvas.drawPaint(*this->getPaint(reader));
1058                break;
1059            case DRAW_PATH: {
1060                const SkPaint& paint = *this->getPaint(reader);
1061                canvas.drawPath(getPath(reader), paint);
1062            } break;
1063            case DRAW_PICTURE:
1064                canvas.drawPicture(this->getPicture(reader));
1065                break;
1066            case DRAW_POINTS: {
1067                const SkPaint& paint = *this->getPaint(reader);
1068                SkCanvas::PointMode mode = (SkCanvas::PointMode)reader.readInt();
1069                size_t count = reader.readInt();
1070                const SkPoint* pts = (const SkPoint*)reader.skip(sizeof(SkPoint) * count);
1071                canvas.drawPoints(mode, count, pts, paint);
1072            } break;
1073            case DRAW_POS_TEXT: {
1074                const SkPaint& paint = *this->getPaint(reader);
1075                getText(reader, &text);
1076                size_t points = reader.readInt();
1077                const SkPoint* pos = (const SkPoint*)reader.skip(points * sizeof(SkPoint));
1078                canvas.drawPosText(text.text(), text.length(), pos, paint);
1079            } break;
1080            case DRAW_POS_TEXT_TOP_BOTTOM: {
1081                const SkPaint& paint = *this->getPaint(reader);
1082                getText(reader, &text);
1083                size_t points = reader.readInt();
1084                const SkPoint* pos = (const SkPoint*)reader.skip(points * sizeof(SkPoint));
1085                const SkScalar top = reader.readScalar();
1086                const SkScalar bottom = reader.readScalar();
1087                if (!canvas.quickRejectY(top, bottom)) {
1088                    canvas.drawPosText(text.text(), text.length(), pos, paint);
1089                }
1090            } break;
1091            case DRAW_POS_TEXT_H: {
1092                const SkPaint& paint = *this->getPaint(reader);
1093                getText(reader, &text);
1094                size_t xCount = reader.readInt();
1095                const SkScalar constY = reader.readScalar();
1096                const SkScalar* xpos = (const SkScalar*)reader.skip(xCount * sizeof(SkScalar));
1097                canvas.drawPosTextH(text.text(), text.length(), xpos, constY,
1098                                    paint);
1099            } break;
1100            case DRAW_POS_TEXT_H_TOP_BOTTOM: {
1101                const SkPaint& paint = *this->getPaint(reader);
1102                getText(reader, &text);
1103                size_t xCount = reader.readInt();
1104                const SkScalar* xpos = (const SkScalar*)reader.skip((3 + xCount) * sizeof(SkScalar));
1105                const SkScalar top = *xpos++;
1106                const SkScalar bottom = *xpos++;
1107                const SkScalar constY = *xpos++;
1108                if (!canvas.quickRejectY(top, bottom)) {
1109                    canvas.drawPosTextH(text.text(), text.length(), xpos,
1110                                        constY, paint);
1111                }
1112            } break;
1113            case DRAW_RECT: {
1114                const SkPaint& paint = *this->getPaint(reader);
1115                canvas.drawRect(reader.skipT<SkRect>(), paint);
1116            } break;
1117            case DRAW_RRECT: {
1118                const SkPaint& paint = *this->getPaint(reader);
1119                SkRRect rrect;
1120                reader.readRRect(&rrect);
1121                canvas.drawRRect(rrect, paint);
1122            } break;
1123            case DRAW_SPRITE: {
1124                const SkPaint* paint = this->getPaint(reader);
1125                const SkBitmap& bitmap = this->getBitmap(reader);
1126                int left = reader.readInt();
1127                int top = reader.readInt();
1128                canvas.drawSprite(bitmap, left, top, paint);
1129            } break;
1130            case DRAW_TEXT: {
1131                const SkPaint& paint = *this->getPaint(reader);
1132                this->getText(reader, &text);
1133                SkScalar x = reader.readScalar();
1134                SkScalar y = reader.readScalar();
1135                canvas.drawText(text.text(), text.length(), x, y, paint);
1136            } break;
1137            case DRAW_TEXT_TOP_BOTTOM: {
1138                const SkPaint& paint = *this->getPaint(reader);
1139                this->getText(reader, &text);
1140                const SkScalar* ptr = (const SkScalar*)reader.skip(4 * sizeof(SkScalar));
1141                // ptr[0] == x
1142                // ptr[1] == y
1143                // ptr[2] == top
1144                // ptr[3] == bottom
1145                if (!canvas.quickRejectY(ptr[2], ptr[3])) {
1146                    canvas.drawText(text.text(), text.length(), ptr[0], ptr[1],
1147                                    paint);
1148                }
1149            } break;
1150            case DRAW_TEXT_ON_PATH: {
1151                const SkPaint& paint = *this->getPaint(reader);
1152                getText(reader, &text);
1153                const SkPath& path = this->getPath(reader);
1154                SkMatrix matrix;
1155                this->getMatrix(reader, &matrix);
1156                canvas.drawTextOnPath(text.text(), text.length(), path, &matrix, paint);
1157            } break;
1158            case DRAW_VERTICES: {
1159                SkAutoTUnref<SkXfermode> xfer;
1160                const SkPaint& paint = *this->getPaint(reader);
1161                DrawVertexFlags flags = (DrawVertexFlags)reader.readInt();
1162                SkCanvas::VertexMode vmode = (SkCanvas::VertexMode)reader.readInt();
1163                int vCount = reader.readInt();
1164                const SkPoint* verts = (const SkPoint*)reader.skip(
1165                                                    vCount * sizeof(SkPoint));
1166                const SkPoint* texs = NULL;
1167                const SkColor* colors = NULL;
1168                const uint16_t* indices = NULL;
1169                int iCount = 0;
1170                if (flags & DRAW_VERTICES_HAS_TEXS) {
1171                    texs = (const SkPoint*)reader.skip(
1172                                                    vCount * sizeof(SkPoint));
1173                }
1174                if (flags & DRAW_VERTICES_HAS_COLORS) {
1175                    colors = (const SkColor*)reader.skip(
1176                                                    vCount * sizeof(SkColor));
1177                }
1178                if (flags & DRAW_VERTICES_HAS_INDICES) {
1179                    iCount = reader.readInt();
1180                    indices = (const uint16_t*)reader.skip(
1181                                                    iCount * sizeof(uint16_t));
1182                }
1183                if (flags & DRAW_VERTICES_HAS_XFER) {
1184                    int mode = reader.readInt();
1185                    if (mode < 0 || mode > SkXfermode::kLastMode) {
1186                        mode = SkXfermode::kModulate_Mode;
1187                    }
1188                    xfer.reset(SkXfermode::Create((SkXfermode::Mode)mode));
1189                }
1190                canvas.drawVertices(vmode, vCount, verts, texs, colors, xfer,
1191                                    indices, iCount, paint);
1192            } break;
1193            case RESTORE:
1194                canvas.restore();
1195                break;
1196            case ROTATE:
1197                canvas.rotate(reader.readScalar());
1198                break;
1199            case SAVE:
1200                canvas.save((SkCanvas::SaveFlags) reader.readInt());
1201                break;
1202            case SAVE_LAYER: {
1203                const SkRect* boundsPtr = this->getRectPtr(reader);
1204                const SkPaint* paint = this->getPaint(reader);
1205                canvas.saveLayer(boundsPtr, paint, (SkCanvas::SaveFlags) reader.readInt());
1206                } break;
1207            case SCALE: {
1208                SkScalar sx = reader.readScalar();
1209                SkScalar sy = reader.readScalar();
1210                canvas.scale(sx, sy);
1211            } break;
1212            case SET_MATRIX: {
1213                SkMatrix matrix;
1214                this->getMatrix(reader, &matrix);
1215                matrix.postConcat(initialMatrix);
1216                canvas.setMatrix(matrix);
1217            } break;
1218            case SKEW: {
1219                SkScalar sx = reader.readScalar();
1220                SkScalar sy = reader.readScalar();
1221                canvas.skew(sx, sy);
1222            } break;
1223            case TRANSLATE: {
1224                SkScalar dx = reader.readScalar();
1225                SkScalar dy = reader.readScalar();
1226                canvas.translate(dx, dy);
1227            } break;
1228            default:
1229                SkASSERT(0);
1230        }
1231
1232#ifdef SK_DEVELOPER
1233        this->postDraw(opIndex);
1234#endif
1235
1236        if (it.isValid()) {
1237            uint32_t skipTo = it.draw();
1238            if (kDrawComplete == skipTo) {
1239                break;
1240            }
1241            reader.setOffset(skipTo);
1242        }
1243    }
1244
1245#ifdef SPEW_CLIP_SKIPPING
1246    {
1247        size_t size =  skipRect.fSize + skipRRect.fSize + skipPath.fSize + skipRegion.fSize +
1248                skipCull.fSize;
1249        SkDebugf("--- Clip skips %d%% rect:%d rrect:%d path:%d rgn:%d cull:%d\n",
1250             size * 100 / reader.offset(), skipRect.fCount, skipRRect.fCount,
1251                 skipPath.fCount, skipRegion.fCount, skipCull.fCount);
1252        SkDebugf("--- Total ops: %d\n", opCount);
1253    }
1254#endif
1255//    this->dumpSize();
1256}
1257
1258///////////////////////////////////////////////////////////////////////////////
1259
1260#ifdef SK_DEBUG_SIZE
1261int SkPicturePlayback::size(size_t* sizePtr) {
1262    int objects = bitmaps(sizePtr);
1263    objects += paints(sizePtr);
1264    objects += paths(sizePtr);
1265    objects += pictures(sizePtr);
1266    objects += regions(sizePtr);
1267    *sizePtr = fOpData.size();
1268    return objects;
1269}
1270
1271int SkPicturePlayback::bitmaps(size_t* size) {
1272    size_t result = 0;
1273    for (int index = 0; index < fBitmapCount; index++) {
1274     //   const SkBitmap& bitmap = fBitmaps[index];
1275        result += sizeof(SkBitmap); // bitmap->size();
1276    }
1277    *size = result;
1278    return fBitmapCount;
1279}
1280
1281int SkPicturePlayback::paints(size_t* size) {
1282    size_t result = 0;
1283    for (int index = 0; index < fPaintCount; index++) {
1284    //    const SkPaint& paint = fPaints[index];
1285        result += sizeof(SkPaint); // paint->size();
1286    }
1287    *size = result;
1288    return fPaintCount;
1289}
1290
1291int SkPicturePlayback::paths(size_t* size) {
1292    size_t result = 0;
1293    for (int index = 0; index < fPathCount; index++) {
1294        const SkPath& path = fPaths[index];
1295        result += path.flatten(NULL);
1296    }
1297    *size = result;
1298    return fPathCount;
1299}
1300#endif
1301
1302#ifdef SK_DEBUG_DUMP
1303void SkPicturePlayback::dumpBitmap(const SkBitmap& bitmap) const {
1304    char pBuffer[DUMP_BUFFER_SIZE];
1305    char* bufferPtr = pBuffer;
1306    bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer),
1307        "BitmapData bitmap%p = {", &bitmap);
1308    bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer),
1309        "{kWidth, %d}, ", bitmap.width());
1310    bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer),
1311        "{kHeight, %d}, ", bitmap.height());
1312    bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer),
1313        "{kRowBytes, %d}, ", bitmap.rowBytes());
1314//        start here;
1315    SkDebugf("%s{0}};\n", pBuffer);
1316}
1317
1318void dumpMatrix(const SkMatrix& matrix) const {
1319    SkMatrix defaultMatrix;
1320    defaultMatrix.reset();
1321    char pBuffer[DUMP_BUFFER_SIZE];
1322    char* bufferPtr = pBuffer;
1323    bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer),
1324        "MatrixData matrix%p = {", &matrix);
1325    SkScalar scaleX = matrix.getScaleX();
1326    if (scaleX != defaultMatrix.getScaleX())
1327        bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer),
1328            "{kScaleX, %g}, ", SkScalarToFloat(scaleX));
1329    SkScalar scaleY = matrix.getScaleY();
1330    if (scaleY != defaultMatrix.getScaleY())
1331        bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer),
1332            "{kScaleY, %g}, ", SkScalarToFloat(scaleY));
1333    SkScalar skewX = matrix.getSkewX();
1334    if (skewX != defaultMatrix.getSkewX())
1335        bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer),
1336            "{kSkewX, %g}, ", SkScalarToFloat(skewX));
1337    SkScalar skewY = matrix.getSkewY();
1338    if (skewY != defaultMatrix.getSkewY())
1339        bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer),
1340            "{kSkewY, %g}, ", SkScalarToFloat(skewY));
1341    SkScalar translateX = matrix.getTranslateX();
1342    if (translateX != defaultMatrix.getTranslateX())
1343        bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer),
1344            "{kTranslateX, %g}, ", SkScalarToFloat(translateX));
1345    SkScalar translateY = matrix.getTranslateY();
1346    if (translateY != defaultMatrix.getTranslateY())
1347        bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer),
1348            "{kTranslateY, %g}, ", SkScalarToFloat(translateY));
1349    SkScalar perspX = matrix.getPerspX();
1350    if (perspX != defaultMatrix.getPerspX())
1351        bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer),
1352            "{kPerspX, %g}, ", perspX);
1353    SkScalar perspY = matrix.getPerspY();
1354    if (perspY != defaultMatrix.getPerspY())
1355        bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer),
1356            "{kPerspY, %g}, ", perspY);
1357    SkDebugf("%s{0}};\n", pBuffer);
1358}
1359
1360void dumpPaint(const SkPaint& paint) const {
1361    SkPaint defaultPaint;
1362    char pBuffer[DUMP_BUFFER_SIZE];
1363    char* bufferPtr = pBuffer;
1364    bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer),
1365        "PaintPointers paintPtrs%p = {", &paint);
1366    const SkTypeface* typeface = paint.getTypeface();
1367    if (typeface != defaultPaint.getTypeface())
1368        bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer),
1369            "{kTypeface, %p}, ", typeface);
1370    const SkPathEffect* pathEffect = paint.getPathEffect();
1371    if (pathEffect != defaultPaint.getPathEffect())
1372        bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer),
1373            "{kPathEffect, %p}, ", pathEffect);
1374    const SkShader* shader = paint.getShader();
1375    if (shader != defaultPaint.getShader())
1376        bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer),
1377            "{kShader, %p}, ", shader);
1378    const SkXfermode* xfermode = paint.getXfermode();
1379    if (xfermode != defaultPaint.getXfermode())
1380        bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer),
1381            "{kXfermode, %p}, ", xfermode);
1382    const SkMaskFilter* maskFilter = paint.getMaskFilter();
1383    if (maskFilter != defaultPaint.getMaskFilter())
1384        bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer),
1385            "{kMaskFilter, %p}, ", maskFilter);
1386    const SkColorFilter* colorFilter = paint.getColorFilter();
1387    if (colorFilter != defaultPaint.getColorFilter())
1388        bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer),
1389            "{kColorFilter, %p}, ", colorFilter);
1390    const SkRasterizer* rasterizer = paint.getRasterizer();
1391    if (rasterizer != defaultPaint.getRasterizer())
1392        bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer),
1393            "{kRasterizer, %p}, ", rasterizer);
1394    const SkDrawLooper* drawLooper = paint.getLooper();
1395    if (drawLooper != defaultPaint.getLooper())
1396        bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer),
1397            "{kDrawLooper, %p}, ", drawLooper);
1398    SkDebugf("%s{0}};\n", pBuffer);
1399    bufferPtr = pBuffer;
1400    bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer),
1401        "PaintScalars paintScalars%p = {", &paint);
1402    SkScalar textSize = paint.getTextSize();
1403    if (textSize != defaultPaint.getTextSize())
1404        bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer),
1405            "{kTextSize, %g}, ", SkScalarToFloat(textSize));
1406    SkScalar textScaleX = paint.getTextScaleX();
1407    if (textScaleX != defaultPaint.getTextScaleX())
1408        bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer),
1409            "{kTextScaleX, %g}, ", SkScalarToFloat(textScaleX));
1410    SkScalar textSkewX = paint.getTextSkewX();
1411    if (textSkewX != defaultPaint.getTextSkewX())
1412        bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer),
1413            "{kTextSkewX, %g}, ", SkScalarToFloat(textSkewX));
1414    SkScalar strokeWidth = paint.getStrokeWidth();
1415    if (strokeWidth != defaultPaint.getStrokeWidth())
1416        bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer),
1417            "{kStrokeWidth, %g}, ", SkScalarToFloat(strokeWidth));
1418    SkScalar strokeMiter = paint.getStrokeMiter();
1419    if (strokeMiter != defaultPaint.getStrokeMiter())
1420        bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer),
1421            "{kStrokeMiter, %g}, ", SkScalarToFloat(strokeMiter));
1422    SkDebugf("%s{0}};\n", pBuffer);
1423    bufferPtr = pBuffer;
1424    bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer),
1425        "PaintInts = paintInts%p = {", &paint);
1426    unsigned color = paint.getColor();
1427    if (color != defaultPaint.getColor())
1428        bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer),
1429            "{kColor, 0x%x}, ", color);
1430    unsigned flags = paint.getFlags();
1431    if (flags != defaultPaint.getFlags())
1432        bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer),
1433            "{kFlags, 0x%x}, ", flags);
1434    int align = paint.getTextAlign();
1435    if (align != defaultPaint.getTextAlign())
1436        bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer),
1437            "{kAlign, 0x%x}, ", align);
1438    int strokeCap = paint.getStrokeCap();
1439    if (strokeCap != defaultPaint.getStrokeCap())
1440        bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer),
1441            "{kStrokeCap, 0x%x}, ", strokeCap);
1442    int strokeJoin = paint.getStrokeJoin();
1443    if (strokeJoin != defaultPaint.getStrokeJoin())
1444        bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer),
1445            "{kAlign, 0x%x}, ", strokeJoin);
1446    int style = paint.getStyle();
1447    if (style != defaultPaint.getStyle())
1448        bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer),
1449            "{kStyle, 0x%x}, ", style);
1450    int textEncoding = paint.getTextEncoding();
1451    if (textEncoding != defaultPaint.getTextEncoding())
1452        bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer),
1453            "{kTextEncoding, 0x%x}, ", textEncoding);
1454    SkDebugf("%s{0}};\n", pBuffer);
1455
1456    SkDebugf("PaintData paint%p = {paintPtrs%p, paintScalars%p, paintInts%p};\n",
1457        &paint, &paint, &paint, &paint);
1458}
1459
1460void SkPicturePlayback::dumpPath(const SkPath& path) const {
1461    SkDebugf("path dump unimplemented\n");
1462}
1463
1464void SkPicturePlayback::dumpPicture(const SkPicture& picture) const {
1465    SkDebugf("picture dump unimplemented\n");
1466}
1467
1468void SkPicturePlayback::dumpRegion(const SkRegion& region) const {
1469    SkDebugf("region dump unimplemented\n");
1470}
1471
1472int SkPicturePlayback::dumpDrawType(char* bufferPtr, char* buffer, DrawType drawType) {
1473    return snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - buffer),
1474        "k%s, ", DrawTypeToString(drawType));
1475}
1476
1477int SkPicturePlayback::dumpInt(char* bufferPtr, char* buffer, char* name) {
1478    return snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - buffer),
1479        "%s:%d, ", name, getInt());
1480}
1481
1482int SkPicturePlayback::dumpRect(char* bufferPtr, char* buffer, char* name) {
1483    const SkRect* rect = fReader.skipRect();
1484    return snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - buffer),
1485        "%s:{l:%g t:%g r:%g b:%g}, ", name, SkScalarToFloat(rect.fLeft),
1486        SkScalarToFloat(rect.fTop),
1487        SkScalarToFloat(rect.fRight), SkScalarToFloat(rect.fBottom));
1488}
1489
1490int SkPicturePlayback::dumpPoint(char* bufferPtr, char* buffer, char* name) {
1491    SkPoint pt;
1492    getPoint(&pt);
1493    return snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - buffer),
1494        "%s:{x:%g y:%g}, ", name, SkScalarToFloat(pt.fX),
1495        SkScalarToFloat(pt.fY));
1496}
1497
1498void SkPicturePlayback::dumpPointArray(char** bufferPtrPtr, char* buffer, int count) {
1499    char* bufferPtr = *bufferPtrPtr;
1500    const SkPoint* pts = (const SkPoint*)fReadStream.getAtPos();
1501    fReadStream.skip(sizeof(SkPoint) * count);
1502    bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - buffer),
1503        "count:%d {", count);
1504    for (int index = 0; index < count; index++)
1505        bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - buffer),
1506        "{x:%g y:%g}, ", SkScalarToFloat(pts[index].fX),
1507        SkScalarToFloat(pts[index].fY));
1508    bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - buffer),
1509        "} ");
1510    *bufferPtrPtr = bufferPtr;
1511}
1512
1513int SkPicturePlayback::dumpPtr(char* bufferPtr, char* buffer, char* name, void* ptr) {
1514    return snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - buffer),
1515        "%s:%p, ", name, ptr);
1516}
1517
1518int SkPicturePlayback::dumpRectPtr(char* bufferPtr, char* buffer, char* name) {
1519    char result;
1520    fReadStream.read(&result, sizeof(result));
1521    if (result)
1522        return dumpRect(bufferPtr, buffer, name);
1523    else
1524        return snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - buffer),
1525            "%s:NULL, ", name);
1526}
1527
1528int SkPicturePlayback::dumpScalar(char* bufferPtr, char* buffer, char* name) {
1529    return snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - buffer),
1530        "%s:%d, ", name, getScalar());
1531}
1532
1533void SkPicturePlayback::dumpText(char** bufferPtrPtr, char* buffer) {
1534    char* bufferPtr = *bufferPtrPtr;
1535    int length = getInt();
1536    bufferPtr += dumpDrawType(bufferPtr, buffer);
1537    fReadStream.skipToAlign4();
1538    char* text = (char*) fReadStream.getAtPos();
1539    fReadStream.skip(length);
1540    bufferPtr += dumpInt(bufferPtr, buffer, "length");
1541    int limit = DUMP_BUFFER_SIZE - (bufferPtr - buffer) - 2;
1542    length >>= 1;
1543    if (limit > length)
1544        limit = length;
1545    if (limit > 0) {
1546        *bufferPtr++ = '"';
1547        for (int index = 0; index < limit; index++) {
1548            *bufferPtr++ = *(unsigned short*) text;
1549            text += sizeof(unsigned short);
1550        }
1551        *bufferPtr++ = '"';
1552    }
1553    *bufferPtrPtr = bufferPtr;
1554}
1555
1556#define DUMP_DRAWTYPE(drawType) \
1557    bufferPtr += dumpDrawType(bufferPtr, buffer, drawType)
1558
1559#define DUMP_INT(name) \
1560    bufferPtr += dumpInt(bufferPtr, buffer, #name)
1561
1562#define DUMP_RECT_PTR(name) \
1563    bufferPtr += dumpRectPtr(bufferPtr, buffer, #name)
1564
1565#define DUMP_POINT(name) \
1566    bufferPtr += dumpRect(bufferPtr, buffer, #name)
1567
1568#define DUMP_RECT(name) \
1569    bufferPtr += dumpRect(bufferPtr, buffer, #name)
1570
1571#define DUMP_POINT_ARRAY(count) \
1572    dumpPointArray(&bufferPtr, buffer, count)
1573
1574#define DUMP_PTR(name, ptr) \
1575    bufferPtr += dumpPtr(bufferPtr, buffer, #name, (void*) ptr)
1576
1577#define DUMP_SCALAR(name) \
1578    bufferPtr += dumpScalar(bufferPtr, buffer, #name)
1579
1580#define DUMP_TEXT() \
1581    dumpText(&bufferPtr, buffer)
1582
1583void SkPicturePlayback::dumpStream() {
1584    SkDebugf("RecordStream stream = {\n");
1585    DrawType drawType;
1586    TextContainer text;
1587    fReadStream.rewind();
1588    char buffer[DUMP_BUFFER_SIZE], * bufferPtr;
1589    while (fReadStream.read(&drawType, sizeof(drawType))) {
1590        bufferPtr = buffer;
1591        DUMP_DRAWTYPE(drawType);
1592        switch (drawType) {
1593            case CLIP_PATH: {
1594                DUMP_PTR(SkPath, &getPath());
1595                DUMP_INT(SkRegion::Op);
1596                DUMP_INT(offsetToRestore);
1597                } break;
1598            case CLIP_REGION: {
1599                DUMP_INT(SkRegion::Op);
1600                DUMP_INT(offsetToRestore);
1601            } break;
1602            case CLIP_RECT: {
1603                DUMP_RECT(rect);
1604                DUMP_INT(SkRegion::Op);
1605                DUMP_INT(offsetToRestore);
1606                } break;
1607            case CONCAT:
1608                break;
1609            case DRAW_BITMAP: {
1610                DUMP_PTR(SkPaint, getPaint());
1611                DUMP_PTR(SkBitmap, &getBitmap());
1612                DUMP_SCALAR(left);
1613                DUMP_SCALAR(top);
1614                } break;
1615            case DRAW_PAINT:
1616                DUMP_PTR(SkPaint, getPaint());
1617                break;
1618            case DRAW_PATH: {
1619                DUMP_PTR(SkPaint, getPaint());
1620                DUMP_PTR(SkPath, &getPath());
1621                } break;
1622            case DRAW_PICTURE: {
1623                DUMP_PTR(SkPicture, &getPicture());
1624                } break;
1625            case DRAW_POINTS: {
1626                DUMP_PTR(SkPaint, getPaint());
1627                (void)getInt(); // PointMode
1628                size_t count = getInt();
1629                fReadStream.skipToAlign4();
1630                DUMP_POINT_ARRAY(count);
1631                } break;
1632            case DRAW_POS_TEXT: {
1633                DUMP_PTR(SkPaint, getPaint());
1634                DUMP_TEXT();
1635                size_t points = getInt();
1636                fReadStream.skipToAlign4();
1637                DUMP_POINT_ARRAY(points);
1638                } break;
1639            case DRAW_POS_TEXT_H: {
1640                DUMP_PTR(SkPaint, getPaint());
1641                DUMP_TEXT();
1642                size_t points = getInt();
1643                fReadStream.skipToAlign4();
1644                DUMP_SCALAR(top);
1645                DUMP_SCALAR(bottom);
1646                DUMP_SCALAR(constY);
1647                DUMP_POINT_ARRAY(points);
1648                } break;
1649            case DRAW_RECT: {
1650                DUMP_PTR(SkPaint, getPaint());
1651                DUMP_RECT(rect);
1652                } break;
1653            case DRAW_SPRITE: {
1654                DUMP_PTR(SkPaint, getPaint());
1655                DUMP_PTR(SkBitmap, &getBitmap());
1656                DUMP_SCALAR(left);
1657                DUMP_SCALAR(top);
1658                } break;
1659            case DRAW_TEXT: {
1660                DUMP_PTR(SkPaint, getPaint());
1661                DUMP_TEXT();
1662                DUMP_SCALAR(x);
1663                DUMP_SCALAR(y);
1664                } break;
1665            case DRAW_TEXT_ON_PATH: {
1666                DUMP_PTR(SkPaint, getPaint());
1667                DUMP_TEXT();
1668                DUMP_PTR(SkPath, &getPath());
1669                } break;
1670            case RESTORE:
1671                break;
1672            case ROTATE:
1673                DUMP_SCALAR(rotate);
1674                break;
1675            case SAVE:
1676                DUMP_INT(SkCanvas::SaveFlags);
1677                break;
1678            case SAVE_LAYER: {
1679                DUMP_RECT_PTR(layer);
1680                DUMP_PTR(SkPaint, getPaint());
1681                DUMP_INT(SkCanvas::SaveFlags);
1682                } break;
1683            case SCALE: {
1684                DUMP_SCALAR(sx);
1685                DUMP_SCALAR(sy);
1686                } break;
1687            case SKEW: {
1688                DUMP_SCALAR(sx);
1689                DUMP_SCALAR(sy);
1690                } break;
1691            case TRANSLATE: {
1692                DUMP_SCALAR(dx);
1693                DUMP_SCALAR(dy);
1694                } break;
1695            default:
1696                SkASSERT(0);
1697        }
1698        SkDebugf("%s\n", buffer);
1699    }
1700}
1701
1702void SkPicturePlayback::dump() const {
1703    char pBuffer[DUMP_BUFFER_SIZE];
1704    char* bufferPtr = pBuffer;
1705    int index;
1706    if (fBitmapCount > 0)
1707        SkDebugf("// bitmaps (%d)\n", fBitmapCount);
1708    for (index = 0; index < fBitmapCount; index++) {
1709        const SkBitmap& bitmap = fBitmaps[index];
1710        dumpBitmap(bitmap);
1711    }
1712    if (fBitmapCount > 0)
1713        bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer),
1714            "Bitmaps bitmaps = {");
1715    for (index = 0; index < fBitmapCount; index++)
1716        bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer),
1717            "bitmap%p, ", &fBitmaps[index]);
1718    if (fBitmapCount > 0)
1719        SkDebugf("%s0};\n", pBuffer);
1720
1721
1722    if (fPaintCount > 0)
1723        SkDebugf("// paints (%d)\n", fPaintCount);
1724    for (index = 0; index < fPaintCount; index++) {
1725        const SkPaint& paint = fPaints[index];
1726        dumpPaint(paint);
1727    }
1728    bufferPtr = pBuffer;
1729    if (fPaintCount > 0)
1730        bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer),
1731            "Paints paints = {");
1732    for (index = 0; index < fPaintCount; index++)
1733        bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer),
1734            "paint%p, ", &fPaints[index]);
1735    if (fPaintCount > 0)
1736        SkDebugf("%s0};\n", pBuffer);
1737
1738    for (index = 0; index < fPathCount; index++) {
1739        const SkPath& path = fPaths[index];
1740        dumpPath(path);
1741    }
1742    bufferPtr = pBuffer;
1743    if (fPathCount > 0)
1744        bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer),
1745            "Paths paths = {");
1746    for (index = 0; index < fPathCount; index++)
1747        bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer),
1748            "path%p, ", &fPaths[index]);
1749    if (fPathCount > 0)
1750        SkDebugf("%s0};\n", pBuffer);
1751
1752    for (index = 0; index < fPictureCount; index++) {
1753        dumpPicture(*fPictureRefs[index]);
1754    }
1755    bufferPtr = pBuffer;
1756    if (fPictureCount > 0)
1757        bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer),
1758            "Pictures pictures = {");
1759    for (index = 0; index < fPictureCount; index++)
1760        bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer),
1761            "picture%p, ", fPictureRefs[index]);
1762    if (fPictureCount > 0)
1763        SkDebugf("%s0};\n", pBuffer);
1764
1765    const_cast<SkPicturePlayback*>(this)->dumpStream();
1766}
1767
1768#endif
1769