45 lines
1.3 KiB
C++
45 lines
1.3 KiB
C++
// Copyright (c) 2016 GitHub, Inc.
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// Use of this source code is governed by the MIT license that can be
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// found in the LICENSE file.
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#ifndef ATOM_BROWSER_OSR_OSR_OUTPUT_DEVICE_H_
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#define ATOM_BROWSER_OSR_OSR_OUTPUT_DEVICE_H_
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#include "base/callback.h"
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#include "components/viz/service/display/software_output_device.h"
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#include "third_party/skia/include/core/SkBitmap.h"
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#include "third_party/skia/include/core/SkCanvas.h"
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namespace atom {
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typedef base::Callback<void(const gfx::Rect&, const SkBitmap&)> OnPaintCallback;
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class OffScreenOutputDevice : public viz::SoftwareOutputDevice {
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public:
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OffScreenOutputDevice(bool transparent, const OnPaintCallback& callback);
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~OffScreenOutputDevice() override;
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// viz::SoftwareOutputDevice:
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void Resize(const gfx::Size& pixel_size, float scale_factor) override;
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SkCanvas* BeginPaint(const gfx::Rect& damage_rect) override;
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void EndPaint() override;
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void SetActive(bool active, bool paint);
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void OnPaint(const gfx::Rect& damage_rect);
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private:
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const bool transparent_;
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OnPaintCallback callback_;
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bool active_;
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std::unique_ptr<SkCanvas> canvas_;
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std::unique_ptr<SkBitmap> bitmap_;
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gfx::Rect pending_damage_rect_;
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DISALLOW_COPY_AND_ASSIGN(OffScreenOutputDevice);
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};
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} // namespace atom
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#endif // ATOM_BROWSER_OSR_OSR_OUTPUT_DEVICE_H_
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