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/svg/graphics/SVGImage.h" 30 #include "platform/geometry/FloatRect.h" 31 #include "platform/geometry/FloatSize.h" 32 #include "platform/graphics/Image.h" 33 #include "platform/weborigin/KURL.h" 34 35 namespace blink { 36 37 class SVGImageForContainer FINAL : public Image { 38 public: 39 static PassRefPtr<SVGImageForContainer> create(SVGImage* image, const FloatSize& containerSize, float zoom) 40 { 41 return adoptRef(new SVGImageForContainer(image, containerSize, zoom)); 42 } 43 44 virtual bool isSVGImage() const OVERRIDE { return true; } 45 46 virtual IntSize size() const OVERRIDE; 47 void setURL(const KURL& url) { m_image->setURL(url); } 48 49 virtual bool usesContainerSize() const OVERRIDE { return m_image->usesContainerSize(); } 50 virtual bool hasRelativeWidth() const OVERRIDE { return m_image->hasRelativeWidth(); } 51 virtual bool hasRelativeHeight() const OVERRIDE { return m_image->hasRelativeHeight(); } 52 virtual void computeIntrinsicDimensions(Length& intrinsicWidth, Length& intrinsicHeight, FloatSize& intrinsicRatio) OVERRIDE 53 { 54 m_image->computeIntrinsicDimensions(intrinsicWidth, intrinsicHeight, intrinsicRatio); 55 } 56 57 virtual void draw(GraphicsContext*, const FloatRect&, const FloatRect&, CompositeOperator, blink::WebBlendMode) OVERRIDE; 58 59 virtual void drawPattern(GraphicsContext*, const FloatRect&, const FloatSize&, const FloatPoint&, CompositeOperator, const FloatRect&, blink::WebBlendMode, const IntSize& repeatSpacing) OVERRIDE; 60 61 // FIXME: Implement this to be less conservative. 62 virtual bool currentFrameKnownToBeOpaque() OVERRIDE { return false; } 63 64 virtual PassRefPtr<NativeImageSkia> nativeImageForCurrentFrame() OVERRIDE; 65 66 private: 67 SVGImageForContainer(SVGImage* image, const FloatSize& containerSize, float zoom) 68 : m_image(image) 69 , m_containerSize(containerSize) 70 , m_zoom(zoom) 71 { 72 } 73 74 virtual void destroyDecodedData(bool) OVERRIDE { } 75 76 SVGImage* m_image; 77 const FloatSize m_containerSize; 78 const float m_zoom; 79 }; 80 } 81 82 #endif // SVGImageForContainer_h 83