WebCore/svg/SVGTransformDistance.h
changeset 0 4f2f89ce4247
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/WebCore/svg/SVGTransformDistance.h	Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,58 @@
+/*
+ Copyright (C) 2007 Eric Seidel <eric@webkit.org>
+ 
+ This file is part of the WebKit project
+ 
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public
+ License as published by the Free Software Foundation; either
+ version 2 of the License, or (at your option) any later version.
+ 
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ Library General Public License for more details.
+ 
+ You should have received a copy of the GNU Library General Public License
+ along with this library; see the file COPYING.LIB.  If not, write to
+ the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ Boston, MA 02110-1301, USA.
+ */
+
+#ifndef SVGTransformDistance_h
+#define SVGTransformDistance_h
+#if ENABLE(SVG)
+
+#include "SVGTransform.h"
+
+namespace WebCore {
+    
+class AffineTransform;
+    
+class SVGTransformDistance {
+public:
+    SVGTransformDistance();
+    SVGTransformDistance(const SVGTransform& fromTransform, const SVGTransform& toTransform);
+    
+    SVGTransformDistance scaledDistance(float scaleFactor) const;
+    SVGTransform addToSVGTransform(const SVGTransform&) const;
+    void addSVGTransform(const SVGTransform&, bool absoluteValue = false);
+    
+    static SVGTransform addSVGTransforms(const SVGTransform&, const SVGTransform&);
+    
+    bool isZero() const;
+    
+    float distance() const;
+private:
+    SVGTransformDistance(SVGTransform::SVGTransformType, float angle, float cx, float cy, const AffineTransform&);
+        
+    SVGTransform::SVGTransformType m_type;
+    float m_angle;
+    float m_cx;
+    float m_cy;
+    AffineTransform m_transform; // for storing scale, translation or matrix transforms
+};
+}
+
+#endif // ENABLE(SVG)
+#endif // SVGTransformDistance_h