[SVG2] Add support for marker orient="auto-start-reverse".

Source/core/rendering/svg/RenderSVGShape.cpp

 /*
  * Copyright (C) 2004, 2005, 2007 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) 2004, 2005, 2008 Rob Buis <buis@kde.org>
  * Copyright (C) 2005, 2007 Eric Seidel <eric@webkit.org>
  * Copyright (C) 2009 Google, Inc.
  * Copyright (C) 2009 Dirk Schulze <krit@webkit.org>
  * Copyright (C) Research In Motion Limited 2010. All rights reserved.
  * Copyright (C) 2009 Jeff Schiller <codedread@gmail.com>
  * Copyright (C) 2011 Renata Hodovan <reni@webkit.org>
  * Copyright (C) 2011 University of Szeged
@@ skipping 343 matching lines @@
 
     RenderSVGResourceMarker* markerStart = resources->markerStart();
     RenderSVGResourceMarker* markerMid = resources->markerMid();
     RenderSVGResourceMarker* markerEnd = resources->markerEnd();
     ASSERT(markerStart || markerMid || markerEnd);
 
     FloatRect boundaries;
     unsigned size = m_markerPositions.size();
     for (unsigned i = 0; i < size; ++i) {
         if (RenderSVGResourceMarker* marker = markerForType(m_markerPositions[i].type, markerStart, markerMid, markerEnd))
-            boundaries.unite(marker->markerBoundaries(marker->markerTransformation(m_markerPositions[i].origin, m_markerPositions[i].angle, strokeWidth)));
+            boundaries.unite(marker->markerBoundaries(marker->markerTransformation(m_markerPositions[i].origin, m_markerPositions[i].angle, strokeWidth, m_markerPositions[i].type == StartMarker)));
     }
     return boundaries;
 }
 
 FloatRect RenderSVGShape::calculateObjectBoundingBox() const
 {
     return path().boundingRect();
 }
 
 FloatRect RenderSVGShape::calculateStrokeBoundingBox() const
@@ skipping 57 matching lines @@
     RenderSVGResourceMarker* markerStart = resources->markerStart();
     RenderSVGResourceMarker* markerMid = resources->markerMid();
     RenderSVGResourceMarker* markerEnd = resources->markerEnd();
     if (!markerStart && !markerMid && !markerEnd)
         return;
 
     float strokeWidth = this->strokeWidth();
     unsigned size = m_markerPositions.size();
     for (unsigned i = 0; i < size; ++i) {
         if (RenderSVGResourceMarker* marker = markerForType(m_markerPositions[i].type, markerStart, markerMid, markerEnd))
-            marker->draw(paintInfo, marker->markerTransformation(m_markerPositions[i].origin, m_markerPositions[i].angle, strokeWidth));
+            marker->draw(paintInfo, marker->markerTransformation(m_markerPositions[i].origin, m_markerPositions[i].angle, strokeWidth, m_markerPositions[i].type == StartMarker));
     }
 }
 
 void RenderSVGShape::processMarkerPositions()
 {
     m_markerPositions.clear();
 
     if (!shouldGenerateMarkerPositions())
         return;
 
     ASSERT(m_path);
 
     SVGMarkerData markerData(m_markerPositions);
     m_path->apply(&markerData, SVGMarkerData::updateFromPathElement);
     markerData.pathIsDone();
 }
 
 }