khtml/svg/graphics/SVGPaintServerPattern.cpp

   1 /*
   2  * Copyright (C) 2006 Nikolas Zimmermann <zimmermann@kde.org>
   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 COMPUTER, 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 COMPUTER, 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 #include "config.h"
  27
  28 #if ENABLE(SVG)
  29 #include "SVGPaintServerPattern.h"
  30
  31 #include "ImageBuffer.h"
  32 #include "SVGPatternElement.h"
  33 #include "SVGRenderTreeAsText.h"
  34
  35 using namespace std;
  36
  37 namespace WebCore {
  38
  39 SVGPaintServerPattern::SVGPaintServerPattern(const SVGPatternElement* owner)
  40     : m_ownerElement(owner)
  41 #if PLATFORM(CG)
  42     , m_patternSpace(0)
  43     , m_pattern(0)
  44 #endif
  45 {
  46     ASSERT(owner);
  47 }
  48
  49 SVGPaintServerPattern::~SVGPaintServerPattern()
  50 {
  51 #if PLATFORM(CG)
  52     CGPatternRelease(m_pattern);
  53     CGColorSpaceRelease(m_patternSpace);
  54 #endif
  55 }
  56
  57 FloatRect SVGPaintServerPattern::patternBoundaries() const
  58 {
  59     return m_patternBoundaries;
  60 }
  61
  62 void SVGPaintServerPattern::setPatternBoundaries(const FloatRect& rect)
  63 {
  64     m_patternBoundaries = rect;
  65 }
  66
  67 ImageBuffer* SVGPaintServerPattern::tile() const
  68 {
  69     return m_tile.get();
  70 }
  71
  72 void SVGPaintServerPattern::setTile(auto_ptr<ImageBuffer> tile)
  73 {
  74     m_tile.set(tile.release());
  75 }
  76
  77 AffineTransform SVGPaintServerPattern::patternTransform() const
  78 {
  79     return m_patternTransform;
  80 }
  81
  82 void SVGPaintServerPattern::setPatternTransform(const AffineTransform& transform)
  83 {
  84     m_patternTransform = transform;
  85 }
  86
  87 TextStream& SVGPaintServerPattern::externalRepresentation(TextStream& ts) const
  88 {
  89     // Gradients/patterns aren't setup, until they are used for painting. Work around that fact.
  90     m_ownerElement->buildPattern(FloatRect(0.0f, 0.0f, 1.0f, 1.0f));
  91
  92     ts << "[type=PATTERN]"
  93         << " [bbox=" << patternBoundaries() << "]";
  94     if (!patternTransform().isIdentity())
  95         ts << " [pattern transform=" << patternTransform() << "]";
  96     return ts;
  97 }
  98
  99 } // namespace WebCore
 100
 101 #endif