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SVGResourceMasker.h
Go to the documentation of this file.00001 /* 00002 * Copyright (C) 2006 Nikolas Zimmermann <zimmermann@kde.org> 00003 * 00004 * Redistribution and use in source and binary forms, with or without 00005 * modification, are permitted provided that the following conditions 00006 * are met: 00007 * 1. Redistributions of source code must retain the above copyright 00008 * notice, this list of conditions and the following disclaimer. 00009 * 2. Redistributions in binary form must reproduce the above copyright 00010 * notice, this list of conditions and the following disclaimer in the 00011 * documentation and/or other materials provided with the distribution. 00012 * 00013 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY 00014 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 00015 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 00016 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR 00017 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 00018 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 00019 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 00020 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 00021 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 00022 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 00023 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 00024 */ 00025 00026 #ifndef SVGResourceMasker_h 00027 #define SVGResourceMasker_h 00028 00029 #if ENABLE(SVG) 00030 00031 #include "GraphicsContext.h" 00032 #include "SVGResource.h" 00033 00034 #include <memory> 00035 00036 #include <wtf/OwnPtr.h> 00037 #include <wtf/PassRefPtr.h> 00038 00039 namespace WebCore { 00040 00041 class FloatRect; 00042 class ImageBuffer; 00043 class SVGMaskElement; 00044 00045 class SVGResourceMasker : public SVGResource { 00046 public: 00047 static PassRefPtr<SVGResourceMasker> create(const SVGMaskElement* ownerElement) { return adoptRef(new SVGResourceMasker(ownerElement)); } 00048 virtual ~SVGResourceMasker(); 00049 00050 virtual void invalidate(); 00051 00052 virtual SVGResourceType resourceType() const { return MaskerResourceType; } 00053 /*virtual TextStream& externalRepresentation(TextStream&) const;*/ 00054 00055 // To be implemented by the specific rendering devices 00056 void applyMask(/*GraphicsContext**/QPainter* painter, const FloatRect& boundingBox); 00057 00058 private: 00059 SVGResourceMasker(const SVGMaskElement*); 00060 00061 const SVGMaskElement* m_ownerElement; 00062 00063 OwnPtr<ImageBuffer> m_mask; 00064 FloatRect m_maskRect; 00065 }; 00066 00067 SVGResourceMasker* getMaskerById(Document*, const AtomicString&); 00068 00069 } // namespace WebCore 00070 00071 #endif 00072 00073 #endif // SVGResourceMasker_h