1/* 2 * Copyright (C) 2006, 2007, 2008 Apple Computer, Inc. All rights reserved. 3 * Copyright (C) 2008 Eric Seidel <eric@webkit.org> 4 * Copyright (C) 2007-2008 Torch Mobile, Inc. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY 16 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 18 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR 19 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 20 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 21 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 22 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 23 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 25 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 */ 27 28#ifndef Pattern_h 29#define Pattern_h 30 31#include "AffineTransform.h" 32#include "Image.h" 33 34#include <wtf/PassRefPtr.h> 35#include <wtf/RefCounted.h> 36#include <wtf/RefPtr.h> 37 38#if USE(CG) 39typedef struct CGPattern* CGPatternRef; 40typedef CGPatternRef PlatformPatternPtr; 41#elif USE(CAIRO) 42#include <cairo.h> 43typedef cairo_pattern_t* PlatformPatternPtr; 44#elif USE(SKIA) 45class SkShader; 46typedef SkShader* PlatformPatternPtr; 47#elif PLATFORM(QT) 48#include <QBrush> 49typedef QBrush PlatformPatternPtr; 50#elif PLATFORM(WX) 51#if USE(WXGC) 52class wxGraphicsBrush; 53typedef wxGraphicsBrush* PlatformPatternPtr; 54#else 55class wxBrush; 56typedef wxBrush* PlatformPatternPtr; 57#endif // USE(WXGC) 58#elif PLATFORM(HAIKU) 59#include <interface/GraphicsDefs.h> 60typedef pattern* PlatformPatternPtr; 61#elif OS(WINCE) 62typedef void* PlatformPatternPtr; 63#endif 64 65namespace WebCore { 66 67class AffineTransform; 68 69class Pattern : public RefCounted<Pattern> { 70public: 71 static PassRefPtr<Pattern> create(PassRefPtr<Image> tileImage, bool repeatX, bool repeatY) 72 { 73 return adoptRef(new Pattern(tileImage, repeatX, repeatY)); 74 } 75 virtual ~Pattern(); 76 77 Image* tileImage() const { return m_tileImage.get(); } 78 79 void platformDestroy(); 80 81 // Pattern space is an abstract space that maps to the default user space by the transformation 'userSpaceTransformation' 82#if USE(SKIA) 83 PlatformPatternPtr platformPattern(const AffineTransform& userSpaceTransformation); 84#else 85 PlatformPatternPtr createPlatformPattern(const AffineTransform& userSpaceTransformation) const; 86#endif 87 void setPatternSpaceTransform(const AffineTransform& patternSpaceTransformation); 88 void setPlatformPatternSpaceTransform(); 89 90 bool repeatX() const { return m_repeatX; } 91 bool repeatY() const { return m_repeatY; } 92 93private: 94 Pattern(PassRefPtr<Image>, bool repeatX, bool repeatY); 95 96 RefPtr<Image> m_tileImage; 97 bool m_repeatX; 98 bool m_repeatY; 99 AffineTransform m_patternSpaceTransformation; 100 PlatformPatternPtr m_pattern; 101}; 102 103} //namespace 104 105#endif 106