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| 1 // Copyright 2015 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "cc/resources/clip_path_display_item.h" | |
| 6 | |
| 7 #include "base/strings/stringprintf.h" | |
| 8 #include "base/trace_event/trace_event_argument.h" | |
| 9 #include "third_party/skia/include/core/SkCanvas.h" | |
| 10 | |
| 11 namespace cc { | |
| 12 | |
| 13 ClipPathDisplayItem::ClipPathDisplayItem() { | |
| 14 } | |
| 15 | |
| 16 ClipPathDisplayItem::~ClipPathDisplayItem() { | |
| 17 } | |
| 18 | |
| 19 void ClipPathDisplayItem::SetNew(const SkPath& clip_path, | |
| 20 SkRegion::Op clip_op, | |
| 21 bool antialias) { | |
| 22 clip_path_ = clip_path; | |
| 23 clip_op_ = clip_op; | |
| 24 antialias_ = antialias; | |
| 25 | |
| 26 size_t memory_usage = sizeof(SkPath) + sizeof(SkRegion::Op) + sizeof(bool); | |
| 27 DisplayItem::SetNew(true /* suitable_for_gpu_raster */, 1 /* op_count */, | |
| 28 memory_usage); | |
| 29 } | |
| 30 | |
| 31 void ClipPathDisplayItem::Raster(SkCanvas* canvas, | |
| 32 SkDrawPictureCallback* callback) const { | |
| 33 canvas->save(); | |
| 34 canvas->clipPath(clip_path_, clip_op_, antialias_); | |
| 35 } | |
| 36 | |
| 37 void ClipPathDisplayItem::AsValueInto( | |
| 38 base::trace_event::TracedValue* array) const { | |
| 39 array->AppendString(base::StringPrintf("ClipPathDisplayItem length: %d", | |
| 40 clip_path_.countPoints())); | |
| 41 } | |
| 42 | |
| 43 EndClipPathDisplayItem::EndClipPathDisplayItem() { | |
| 44 DisplayItem::SetNew(true /* suitable_for_gpu_raster */, 0 /* op_count */, | |
| 45 0 /* memory_usage */); | |
| 46 } | |
| 47 | |
| 48 EndClipPathDisplayItem::~EndClipPathDisplayItem() { | |
| 49 } | |
| 50 | |
| 51 void EndClipPathDisplayItem::Raster(SkCanvas* canvas, | |
| 52 SkDrawPictureCallback* callback) const { | |
| 53 canvas->restore(); | |
| 54 } | |
| 55 | |
| 56 void EndClipPathDisplayItem::AsValueInto( | |
| 57 base::trace_event::TracedValue* array) const { | |
| 58 array->AppendString("EndClipPathDisplayItem"); | |
| 59 } | |
| 60 | |
| 61 } // namespace cc | |
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