1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
|
/*
* Copyright (C) 2006 Nikolas Zimmermann <zimmermann@kde.org>
* Copyright (C) 2007 Holger Hans Peter Freyther <zecke@selfish.org>
* Copyright (C) 2008, 2009 Dirk Schulze <krit@webkit.org>
* Copyright (C) 2010 Torch Mobile (Beijing) Co. Ltd. All rights reserved.
* Copyright (C) 2020 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#if USE(CAIRO)
#include "GraphicsContextCairo.h"
#include "ImageBufferCairoBackend.h"
namespace WebCore {
class ImageBufferCairoSurfaceBackend : public ImageBufferCairoBackend {
public:
GraphicsContext& context() override;
RefPtr<NativeImage> copyNativeImage() override;
RefPtr<NativeImage> createNativeImageReference() override;
bool canMapBackingStore() const final;
RefPtr<cairo_surface_t> createCairoSurface() override;
void getPixelBuffer(const IntRect&, PixelBuffer&) override;
void putPixelBuffer(const PixelBuffer&, const IntRect& srcRect, const IntPoint& destPoint, AlphaPremultiplication destFormat) override;
protected:
ImageBufferCairoSurfaceBackend(const Parameters&, RefPtr<cairo_surface_t>&&);
RefPtr<NativeImage> cairoSurfaceCoerceToImage();
unsigned bytesPerRow() const override;
String debugDescription() const override;
RefPtr<cairo_surface_t> m_surface;
mutable GraphicsContextCairo m_context;
};
} // namespace WebCore
#endif // USE(CAIRO)
|
