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1 /* | 1 /* |
2 * Copyright (C) 2007 Apple Inc. All rights reserved. | 2 * Copyright (C) 2007 Apple Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions | 5 * modification, are permitted provided that the following conditions |
6 * are met: | 6 * are met: |
7 * 1. Redistributions of source code must retain the above copyright | 7 * 1. Redistributions of source code must retain the above copyright |
8 * notice, this list of conditions and the following disclaimer. | 8 * notice, this list of conditions and the following disclaimer. |
9 * 2. Redistributions in binary form must reproduce the above copyright | 9 * 2. Redistributions in binary form must reproduce the above copyright |
10 * notice, this list of conditions and the following disclaimer in the | 10 * notice, this list of conditions and the following disclaimer in the |
11 * documentation and/or other materials provided with the distribution. | 11 * documentation and/or other materials provided with the distribution. |
12 * | 12 * |
13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY | 13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY |
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR | 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR |
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, | 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR | 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY | 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
24 */ | 24 */ |
25 | 25 |
26 #ifndef DragImage_h | 26 #ifndef DragImage_h |
27 #define DragImage_h | 27 #define DragImage_h |
28 | 28 |
29 #include "core/platform/chromium/DragImageRef.h" | |
30 #include "core/platform/graphics/FloatSize.h" | |
31 #include "core/platform/graphics/FontRenderingMode.h" | |
32 #include "core/platform/graphics/ImageOrientation.h" | 29 #include "core/platform/graphics/ImageOrientation.h" |
33 #include "core/platform/graphics/IntSize.h" | 30 #include "core/platform/graphics/IntSize.h" |
34 #include <wtf/Forward.h> | 31 #include "third_party/skia/include/core/SkBitmap.h" |
| 32 #include "wtf/Forward.h" |
35 | 33 |
36 namespace WebCore { | 34 namespace WebCore { |
37 | |
38 class CachedImage; | |
39 class FontDescription; | |
40 class Frame; | |
41 class Image; | |
42 class KURL; | |
43 class Range; | |
44 | 35 |
45 IntSize dragImageSize(DragImageRef); | 36 class FontDescription; |
46 | 37 class Image; |
47 //These functions should be memory neutral, eg. if they return a newly alloc
ated image, | 38 class KURL; |
48 //they should release the input image. As a corollary these methods don't g
uarantee | 39 |
49 //the input image ref will still be valid after they have been called | 40 class DragImage { |
50 DragImageRef fitDragImageToMaxSize(DragImageRef image, const IntSize& srcSiz
e, const IntSize& size); | 41 public: |
51 DragImageRef scaleDragImage(DragImageRef, FloatSize scale); | 42 static PassOwnPtr<DragImage> create(Image*, RespectImageOrientationEnum = Do
NotRespectImageOrientation); |
52 DragImageRef dissolveDragImageToFraction(DragImageRef image, float delta); | 43 static PassOwnPtr<DragImage> create(const KURL&, const String& label, const
FontDescription& systemFont, float deviceScaleFactor); |
53 | 44 ~DragImage(); |
54 DragImageRef createDragImageFromImage(Image*, RespectImageOrientationEnum =
DoNotRespectImageOrientation); | 45 |
55 DragImageRef createDragImageForSelection(DragImageRef, float dragImageAlpha)
; | 46 const SkBitmap& bitmap() { return m_bitmap; } |
56 DragImageRef createDragImageIconForCachedImage(CachedImage*); | 47 float resolutionScale() const { return m_resolutionScale; } |
57 DragImageRef createDragImageForLink(const KURL&, const String& label, const
FontDescription&, float deviceScaleFactor); | 48 IntSize size() const { return IntSize(m_bitmap.width(), m_bitmap.height());
} |
58 void deleteDragImage(DragImageRef); | 49 |
| 50 void fitToMaxSize(const IntSize& srcSize, const IntSize& maxSize); |
| 51 void scale(float scaleX, float scaleY); |
| 52 void dissolveToFraction(float fraction); |
| 53 |
| 54 private: |
| 55 DragImage(const SkBitmap&, float resolutionScale); |
| 56 |
| 57 SkBitmap m_bitmap; |
| 58 float m_resolutionScale; |
| 59 }; |
| 60 |
59 } | 61 } |
60 | 62 |
61 #endif //!DragImage_h | 63 #endif // DragImage_h |
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