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// Copyright 2015 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CC_PLAYBACK_COMPOSITING_DISPLAY_ITEM_H_
#define CC_PLAYBACK_COMPOSITING_DISPLAY_ITEM_H_
#include <stddef.h>
#include <stdint.h>
#include "base/memory/scoped_ptr.h"
#include "cc/base/cc_export.h"
#include "cc/playback/display_item.h"
#include "skia/ext/refptr.h"
#include "third_party/skia/include/core/SkColorFilter.h"
#include "third_party/skia/include/core/SkRect.h"
#include "third_party/skia/include/core/SkXfermode.h"
#include "ui/gfx/geometry/rect_f.h"
class SkCanvas;
namespace cc {
class ImageSerializationProcessor;
class CC_EXPORT CompositingDisplayItem : public DisplayItem {
public:
CompositingDisplayItem(uint8_t alpha,
SkXfermode::Mode xfermode,
SkRect* bounds,
skia::RefPtr<SkColorFilter> color_filter,
bool lcd_text_requires_opaque_layer);
explicit CompositingDisplayItem(const proto::DisplayItem& proto);
~CompositingDisplayItem() override;
void ToProtobuf(proto::DisplayItem* proto,
ImageSerializationProcessor* image_serialization_processor)
const override;
void Raster(SkCanvas* canvas,
const gfx::Rect& canvas_target_playback_rect,
SkPicture::AbortCallback* callback) const override;
void AsValueInto(const gfx::Rect& visual_rect,
base::trace_event::TracedValue* array) const override;
size_t ExternalMemoryUsage() const override;
int ApproximateOpCount() const { return 1; }
bool IsSuitableForGpuRasterization() const { return true; }
private:
void SetNew(uint8_t alpha,
SkXfermode::Mode xfermode,
SkRect* bounds,
skia::RefPtr<SkColorFilter> color_filter,
bool lcd_text_requires_opaque_layer);
uint8_t alpha_;
SkXfermode::Mode xfermode_;
bool has_bounds_;
SkRect bounds_;
skia::RefPtr<SkColorFilter> color_filter_;
bool lcd_text_requires_opaque_layer_;
};
class CC_EXPORT EndCompositingDisplayItem : public DisplayItem {
public:
EndCompositingDisplayItem();
explicit EndCompositingDisplayItem(const proto::DisplayItem& proto);
~EndCompositingDisplayItem() override;
static scoped_ptr<EndCompositingDisplayItem> Create() {
return make_scoped_ptr(new EndCompositingDisplayItem());
}
void ToProtobuf(proto::DisplayItem* proto,
ImageSerializationProcessor* image_serialization_processor)
const override;
void Raster(SkCanvas* canvas,
const gfx::Rect& canvas_target_playback_rect,
SkPicture::AbortCallback* callback) const override;
void AsValueInto(const gfx::Rect& visual_rect,
base::trace_event::TracedValue* array) const override;
size_t ExternalMemoryUsage() const override;
int ApproximateOpCount() const { return 0; }
bool IsSuitableForGpuRasterization() const { return true; }
};
} // namespace cc
#endif // CC_PLAYBACK_COMPOSITING_DISPLAY_ITEM_H_
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