Merge WebKit at r75315: Initial merge by git.

Change-Id: I570314b346ce101c935ed22a626b48c2af266b84

1 files changed, 93 insertions, 0 deletions

diff --git a/Source/WebCore/svg/SVGTransform.h b/Source/WebCore/svg/SVGTransform.h
new file mode 100644
index 0000000..14718ae
--- /dev/null
+++ b/Source/WebCore/svg/SVGTransform.h
@@ -0,0 +1,93 @@
+/*
+ * Copyright (C) 2004, 2005, 2008 Nikolas Zimmermann <zimmermann@kde.org>
+ * Copyright (C) 2004, 2005 Rob Buis <buis@kde.org>
+ *
+ * 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 SVGTransform_h
+#define SVGTransform_h
+
+#if ENABLE(SVG)
+#include "FloatPoint.h"
+#include "SVGMatrix.h"
+
+namespace WebCore {
+
+class FloatSize;
+
+class SVGTransform {
+public:
+    enum SVGTransformType {
+        SVG_TRANSFORM_UNKNOWN = 0,
+        SVG_TRANSFORM_MATRIX = 1,
+        SVG_TRANSFORM_TRANSLATE = 2,
+        SVG_TRANSFORM_SCALE = 3,
+        SVG_TRANSFORM_ROTATE = 4,
+        SVG_TRANSFORM_SKEWX = 5,
+        SVG_TRANSFORM_SKEWY = 6
+    };
+ 
+    SVGTransform();
+    SVGTransform(SVGTransformType);
+    explicit SVGTransform(const AffineTransform&);
+
+    SVGTransformType type() const { return m_type; }
+
+    SVGMatrix& svgMatrix() { return static_cast<SVGMatrix&>(m_matrix); }
+    AffineTransform matrix() const { return m_matrix; }
+    void updateMatrix();
+
+    float angle() const { return m_angle; }
+    FloatPoint rotationCenter() const { return m_center; }
+
+    void setMatrix(const AffineTransform&);
+    void setTranslate(float tx, float ty);
+    void setScale(float sx, float sy);
+    void setRotate(float angle, float cx, float cy);
+    void setSkewX(float angle);
+    void setSkewY(float angle);
+    
+    // Internal use only (animation system)
+    FloatPoint translate() const;
+    FloatSize scale() const;
+
+    bool isValid() const { return m_type != SVG_TRANSFORM_UNKNOWN; }
+    String valueAsString() const;
+
+private:
+    friend bool operator==(const SVGTransform& a, const SVGTransform& b);
+
+    SVGTransformType m_type;
+    float m_angle;
+    FloatPoint m_center;
+    AffineTransform m_matrix;
+};
+
+inline bool operator==(const SVGTransform& a, const SVGTransform& b)
+{
+    return a.m_type == b.m_type && a.m_angle == b.m_angle && a.m_matrix == b.m_matrix;
+}
+
+inline bool operator!=(const SVGTransform& a, const SVGTransform& b)
+{
+    return !(a == b);
+}
+
+} // namespace WebCore
+
+#endif // ENABLE(SVG)
+#endif