1 /* 2 * Copyright (C) 2013 Google Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions are 6 * met: 7 * 8 * * Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * * Redistributions in binary form must reproduce the above 11 * copyright notice, this list of conditions and the following disclaimer 12 * in the documentation and/or other materials provided with the 13 * distribution. 14 * * Neither the name of Google Inc. nor the names of its 15 * contributors may be used to endorse or promote products derived from 16 * this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31 #ifndef THIRD_PARTY_BLINK_RENDERER_PLATFORM_GRAPHICS_PICTURE_SNAPSHOT_H_ 32 #define THIRD_PARTY_BLINK_RENDERER_PLATFORM_GRAPHICS_PICTURE_SNAPSHOT_H_ 33 34 #include <memory> 35 36 #include "base/macros.h" 37 #include "third_party/blink/renderer/platform/graphics/graphics_context.h" 38 #include "third_party/blink/renderer/platform/json/json_values.h" 39 #include "third_party/blink/renderer/platform/platform_export.h" 40 #include "third_party/blink/renderer/platform/wtf/allocator/allocator.h" 41 #include "third_party/blink/renderer/platform/wtf/ref_counted.h" 42 43 #include "third_party/skia/include/core/SkPicture.h" 44 #include "third_party/skia/include/core/SkPictureRecorder.h" 45 #include "third_party/skia/include/core/SkRefCnt.h" 46 47 namespace blink { 48 49 class FloatRect; 50 51 class PLATFORM_EXPORT PictureSnapshot : public RefCounted<PictureSnapshot> { 52 USING_FAST_MALLOC(PictureSnapshot); 53 54 public: 55 struct TilePictureStream : RefCounted<TilePictureStream> { 56 FloatPoint layer_offset; 57 sk_sp<SkPicture> picture; 58 }; 59 60 static scoped_refptr<PictureSnapshot> Load( 61 const Vector<scoped_refptr<TilePictureStream>>&); 62 63 PictureSnapshot(sk_sp<const SkPicture>); 64 65 Vector<uint8_t> Replay(unsigned from_step = 0, 66 unsigned to_step = 0, 67 double scale = 1.0) const; 68 Vector<Vector<base::TimeDelta>> Profile(unsigned min_iterations, 69 base::TimeDelta min_duration, 70 const FloatRect* clip_rect) const; 71 std::unique_ptr<JSONArray> SnapshotCommandLog() const; 72 bool IsEmpty() const; 73 74 private: 75 std::unique_ptr<SkBitmap> CreateBitmap() const; 76 77 sk_sp<const SkPicture> picture_; 78 79 DISALLOW_COPY_AND_ASSIGN(PictureSnapshot); 80 }; 81 82 } // namespace blink 83 84 #endif // THIRD_PARTY_BLINK_RENDERER_PLATFORM_GRAPHICS_PICTURE_SNAPSHOT_H_ 85