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1 /* | |
2 * Copyright (c) 2008, 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 NativeImageSkia_h | |
32 #define NativeImageSkia_h | |
33 | |
34 #include "platform/PlatformExport.h" | |
35 #include "platform/graphics/GraphicsTypes.h" | |
36 #include "public/platform/WebBlendMode.h" | |
37 #include "third_party/skia/include/core/SkBitmap.h" | |
38 #include "wtf/PassRefPtr.h" | |
39 #include "wtf/RefCounted.h" | |
40 | |
41 struct SkRect; | |
42 | |
43 namespace blink { | |
44 | |
45 class FloatPoint; | |
46 class FloatRect; | |
47 class FloatSize; | |
48 class IntSize; | |
49 class GraphicsContext; | |
50 | |
51 class PLATFORM_EXPORT NativeImageSkia : public RefCounted<NativeImageSkia> { | |
52 public: | |
53 static PassRefPtr<NativeImageSkia> create() | |
54 { | |
55 return adoptRef(new NativeImageSkia()); | |
56 } | |
57 | |
58 // This factory method does a shallow copy of the passed-in SkBitmap | |
59 // (ie., it references the same pixel data and bumps the refcount). Use | |
60 // only when you want sharing semantics. | |
61 static PassRefPtr<NativeImageSkia> create(const SkBitmap& bitmap) | |
62 { | |
63 return adoptRef(new NativeImageSkia(bitmap)); | |
64 } | |
65 | |
66 // Returns true if the entire image has been decoded. | |
67 bool isDataComplete() const { return bitmap().isImmutable(); } | |
68 | |
69 // Get reference to the internal SkBitmap representing this image. | |
70 const SkBitmap& bitmap() const { return m_bitmap; } | |
71 | |
72 void draw( | |
73 GraphicsContext*, | |
74 const SkRect& srcRect, | |
75 const SkRect& destRect, | |
76 SkXfermode::Mode) const; | |
77 | |
78 void drawPattern( | |
79 GraphicsContext*, | |
80 const FloatRect& srcRect, | |
81 const FloatSize& scale, | |
82 const FloatPoint& phase, | |
83 SkXfermode::Mode, | |
84 const FloatRect& destRect, | |
85 const IntSize& repeatSpacing) const; | |
86 | |
87 private: | |
88 NativeImageSkia() { } | |
89 explicit NativeImageSkia(const SkBitmap& bitmap) : m_bitmap(bitmap) { } | |
90 | |
91 SkBitmap m_bitmap; | |
92 }; | |
93 | |
94 } // namespace blink | |
95 | |
96 #endif // NativeImageSkia_h | |
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