[SVG] DisplayList-based patterns.

Source/core/rendering/svg/SVGRenderingContext.cpp

 /*
  * Copyright (C) 2007, 2008 Rob Buis <buis@kde.org>
  * Copyright (C) 2007 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) 2007 Eric Seidel <eric@webkit.org>
  * Copyright (C) 2009 Google, Inc.  All rights reserved.
  * Copyright (C) 2009 Dirk Schulze <krit@webkit.org>
  * Copyright (C) Research In Motion Limited 2009-2010. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
@@ skipping 19 matching lines @@
 #include "core/paint/SVGImagePainter.h"
 #include "core/rendering/RenderLayer.h"
 #include "core/rendering/svg/RenderSVGImage.h"
 #include "core/rendering/svg/RenderSVGResourceFilter.h"
 #include "core/rendering/svg/RenderSVGResourceMasker.h"
 #include "core/rendering/svg/SVGRenderSupport.h"
 #include "core/rendering/svg/SVGResources.h"
 #include "core/rendering/svg/SVGResourcesCache.h"
 #include "platform/FloatConversion.h"
 
-static int kMaxImageBufferSize = 4096;
-
 namespace blink {
 
 SVGRenderingContext::~SVGRenderingContext()
 {
     // Fast path if we don't need to restore anything.
     if (!(m_renderingFlags & ActionsNeeded))
         return;
 
     ASSERT(m_object && m_paintInfo);
 
@@ skipping 195 matching lines @@
 void SVGRenderingContext::renderSubtree(GraphicsContext* context, RenderObject* item)
 {
     ASSERT(context);
     ASSERT(item);
     ASSERT(!item->needsLayout());
 
     PaintInfo info(context, PaintInfo::infiniteRect(), PaintPhaseForeground, PaintBehaviorNormal);
     item->paint(info, IntPoint());
 }
 
-FloatRect SVGRenderingContext::clampedAbsoluteTargetRect(const FloatRect& absoluteTargetRect)
-{
-    const FloatSize maxImageBufferSize(kMaxImageBufferSize, kMaxImageBufferSize);
-    return FloatRect(absoluteTargetRect.location(), absoluteTargetRect.size().shrunkTo(maxImageBufferSize));
-}
-
-void SVGRenderingContext::clear2DRotation(AffineTransform& transform)
-{
-    AffineTransform::DecomposedType decomposition;
-    transform.decompose(decomposition);
-    decomposition.angle = 0;
-    transform.recompose(decomposition);
-}
-
 bool SVGRenderingContext::bufferForeground(OwnPtr<ImageBuffer>& imageBuffer)
 {
     ASSERT(m_paintInfo);
     ASSERT(m_object->isSVGImage());
     FloatRect boundingBox = m_object->objectBoundingBox();
 
     // Invalidate an existing buffer if the scale is not correct.
     if (imageBuffer) {
         AffineTransform transform = m_paintInfo->context->getCTM();
         IntSize expandedBoundingBox = expandedIntSize(boundingBox.size());
@@ skipping 12 matching lines @@
             SVGImagePainter::paintForeground(toRenderSVGImage(*m_object), bufferedInfo);
         } else
             return false;
     }
 
     m_paintInfo->context->drawImageBuffer(imageBuffer.get(), boundingBox);
     return true;
 }
 
 } // namespace blink