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SVGPaintServerPattern.cpp

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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 #include "config.h"
00027 
00028 #if ENABLE(SVG)
00029 #include "SVGPaintServerPattern.h"
00030 
00031 #include "ImageBuffer.h"
00032 #include "SVGPatternElement.h"
00033 #include "SVGRenderTreeAsText.h"
00034 
00035 using namespace std;
00036 
00037 namespace WebCore {
00038 
00039 SVGPaintServerPattern::SVGPaintServerPattern(const SVGPatternElement* owner)
00040     : m_ownerElement(owner)
00041 #if PLATFORM(CG)
00042     , m_patternSpace(0)
00043     , m_pattern(0)
00044 #endif
00045 {
00046     ASSERT(owner);
00047 }
00048 
00049 SVGPaintServerPattern::~SVGPaintServerPattern()
00050 {
00051 #if PLATFORM(CG)
00052     CGPatternRelease(m_pattern);
00053     CGColorSpaceRelease(m_patternSpace);
00054 #endif
00055 }
00056 
00057 FloatRect SVGPaintServerPattern::patternBoundaries() const
00058 {
00059     return m_patternBoundaries;
00060 }
00061 
00062 void SVGPaintServerPattern::setPatternBoundaries(const FloatRect& rect)
00063 {
00064     m_patternBoundaries = rect;
00065 }
00066 
00067 ImageBuffer* SVGPaintServerPattern::tile() const
00068 {
00069     return m_tile.get();
00070 }
00071 
00072 void SVGPaintServerPattern::setTile(auto_ptr<ImageBuffer> tile)
00073 {
00074     m_tile.set(tile.release());
00075 }
00076 
00077 AffineTransform SVGPaintServerPattern::patternTransform() const
00078 {
00079     return m_patternTransform;
00080 }
00081 
00082 void SVGPaintServerPattern::setPatternTransform(const AffineTransform& transform)
00083 {
00084     m_patternTransform = transform;
00085 }
00086 
00087 TextStream& SVGPaintServerPattern::externalRepresentation(TextStream& ts) const
00088 {
00089     // Gradients/patterns aren't setup, until they are used for painting. Work around that fact.
00090     m_ownerElement->buildPattern(FloatRect(0.0f, 0.0f, 1.0f, 1.0f));
00091 
00092     ts << "[type=PATTERN]"
00093         << " [bbox=" << patternBoundaries() << "]";
00094     if (!patternTransform().isIdentity())
00095         ts << " [pattern transform=" << patternTransform() << "]";
00096     return ts;
00097 }
00098 
00099 } // namespace WebCore
00100 
00101 #endif

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