WebCore/rendering/RenderSVGResourceRadialGradient.cpp
changeset 0 4f2f89ce4247
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/WebCore/rendering/RenderSVGResourceRadialGradient.cpp	Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,71 @@
+/*
+ * Copyright (C) 2006 Nikolas Zimmermann <zimmermann@kde.org>
+ * Copyright (C) Research In Motion Limited 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
+ * 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.
+ *
+ */
+
+#include "config.h"
+
+#if ENABLE(SVG)
+#include "RenderSVGResourceRadialGradient.h"
+
+#include "RadialGradientAttributes.h"
+#include "SVGRadialGradientElement.h"
+
+namespace WebCore {
+
+RenderSVGResourceType RenderSVGResourceRadialGradient::s_resourceType = RadialGradientResourceType;
+
+RenderSVGResourceRadialGradient::RenderSVGResourceRadialGradient(SVGRadialGradientElement* node)
+    : RenderSVGResourceGradient(node)
+{
+}
+
+RenderSVGResourceRadialGradient::~RenderSVGResourceRadialGradient()
+{
+}
+
+void RenderSVGResourceRadialGradient::buildGradient(GradientData* gradientData, SVGGradientElement* gradientElement) const
+{
+    SVGRadialGradientElement* radialGradientElement = static_cast<SVGRadialGradientElement*>(gradientElement);
+    RadialGradientAttributes attributes = radialGradientElement->collectGradientProperties();
+
+    // Determine gradient focal/center points and radius
+    FloatPoint focalPoint;
+    FloatPoint centerPoint;
+    float radius;
+    radialGradientElement->calculateFocalCenterPointsAndRadius(attributes, focalPoint, centerPoint, radius);
+
+    gradientData->gradient = Gradient::create(focalPoint,
+                                              0.0f, // SVG does not support a "focus radius"
+                                              centerPoint,
+                                              radius);
+
+    gradientData->gradient->setSpreadMethod(attributes.spreadMethod());
+
+    // Record current gradient transform
+    gradientData->transform = attributes.gradientTransform();
+    gradientData->boundingBoxMode = attributes.boundingBoxMode();
+
+    // Add stops
+    addStops(gradientData, attributes.stops());
+}
+
+}
+
+#endif