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1 /* | |
2 * Copyright (C) 2013 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 | |
6 * are met: | |
7 * 1. Redistributions of source code must retain the above copyright | |
8 * notice, this list of conditions and the following disclaimer. | |
9 * 2. Redistributions in binary form must reproduce the above copyright | |
10 * notice, this list of conditions and the following disclaimer in the | |
11 * documentation and/or other materials provided with the distribution. | |
12 * | |
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY | |
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | |
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR | |
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, | |
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | |
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR | |
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY | |
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
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. | |
24 */ | |
25 | |
26 #ifndef SVGImageForContainer_h | |
27 #define SVGImageForContainer_h | |
28 | |
29 #include "core/platform/graphics/Image.h" | |
30 #include "core/svg/graphics/SVGImage.h" | |
31 #include "platform/geometry/FloatRect.h" | |
32 #include "platform/geometry/FloatSize.h" | |
33 | |
34 namespace WebCore { | |
35 | |
36 class SVGImageForContainer : public Image { | |
37 public: | |
38 static PassRefPtr<SVGImageForContainer> create(SVGImage* image, const FloatS
ize& containerSize, float zoom) | |
39 { | |
40 return adoptRef(new SVGImageForContainer(image, containerSize, zoom)); | |
41 } | |
42 | |
43 virtual bool isSVGImage() const OVERRIDE { return true; } | |
44 | |
45 virtual IntSize size() const OVERRIDE; | |
46 | |
47 virtual bool usesContainerSize() const OVERRIDE { return m_image->usesContai
nerSize(); } | |
48 virtual bool hasRelativeWidth() const OVERRIDE { return m_image->hasRelative
Width(); } | |
49 virtual bool hasRelativeHeight() const OVERRIDE { return m_image->hasRelativ
eHeight(); } | |
50 virtual void computeIntrinsicDimensions(Length& intrinsicWidth, Length& intr
insicHeight, FloatSize& intrinsicRatio) OVERRIDE | |
51 { | |
52 m_image->computeIntrinsicDimensions(intrinsicWidth, intrinsicHeight, int
rinsicRatio); | |
53 } | |
54 | |
55 virtual void draw(GraphicsContext*, const FloatRect&, const FloatRect&, Comp
ositeOperator, BlendMode) OVERRIDE; | |
56 | |
57 virtual void drawPattern(GraphicsContext*, const FloatRect&, const FloatSize
&, const FloatPoint&, CompositeOperator, const FloatRect&, BlendMode) OVERRIDE; | |
58 | |
59 // FIXME: Implement this to be less conservative. | |
60 virtual bool currentFrameKnownToBeOpaque() OVERRIDE { return false; } | |
61 | |
62 virtual PassRefPtr<NativeImageSkia> nativeImageForCurrentFrame() OVERRIDE; | |
63 | |
64 private: | |
65 SVGImageForContainer(SVGImage* image, const FloatSize& containerSize, float
zoom) | |
66 : m_image(image) | |
67 , m_containerSize(containerSize) | |
68 , m_zoom(zoom) | |
69 { | |
70 } | |
71 | |
72 virtual void destroyDecodedData(bool) OVERRIDE { } | |
73 virtual unsigned decodedSize() const OVERRIDE { return 0; } | |
74 | |
75 SVGImage* m_image; | |
76 const FloatSize m_containerSize; | |
77 const float m_zoom; | |
78 }; | |
79 } | |
80 | |
81 #endif // SVGImageForContainer_h | |
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