Merge WebKit at r75993: Initial merge by git.

Change-Id: I602bbdc3974787a3b0450456a30a7868286921c3

1 files changed, 101 insertions, 0 deletions

diff --git a/Source/WebCore/rendering/svg/RenderSVGContainer.h b/Source/WebCore/rendering/svg/RenderSVGContainer.h
new file mode 100644
index 0000000..d478c49
--- /dev/null
+++ b/Source/WebCore/rendering/svg/RenderSVGContainer.h
@@ -0,0 +1,101 @@
+/*
+ * Copyright (C) 2004, 2005, 2007 Nikolas Zimmermann <zimmermann@kde.org>
+ * Copyright (C) 2004, 2005, 2007 Rob Buis <buis@kde.org>
+ * Copyright (C) 2009 Google, Inc.  All rights reserved.
+ * Copyright (C) 2009 Apple Inc. 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.
+ */
+
+#ifndef RenderSVGContainer_h
+#define RenderSVGContainer_h
+
+#if ENABLE(SVG)
+
+#include "RenderSVGModelObject.h"
+
+namespace WebCore {
+
+class SVGElement;
+
+class RenderSVGContainer : public RenderSVGModelObject {
+public:
+    explicit RenderSVGContainer(SVGStyledElement*);
+    virtual ~RenderSVGContainer();
+
+    const RenderObjectChildList* children() const { return &m_children; }
+    RenderObjectChildList* children() { return &m_children; }
+
+    virtual void paint(PaintInfo&, int parentX, int parentY);
+    virtual void setNeedsBoundariesUpdate() { m_needsBoundariesUpdate = true; }
+
+protected:
+    virtual RenderObjectChildList* virtualChildren() { return children(); }
+    virtual const RenderObjectChildList* virtualChildren() const { return children(); }
+
+    virtual bool isSVGContainer() const { return true; }
+    virtual const char* renderName() const { return "RenderSVGContainer"; }
+
+    virtual void layout();
+
+    virtual void addFocusRingRects(Vector<IntRect>&, int tx, int ty);
+
+    virtual FloatRect objectBoundingBox() const { return m_objectBoundingBox; }
+    virtual FloatRect strokeBoundingBox() const { return m_strokeBoundingBox; }
+    virtual FloatRect repaintRectInLocalCoordinates() const { return m_repaintBoundingBox; }
+
+    virtual bool nodeAtFloatPoint(const HitTestRequest&, HitTestResult&, const FloatPoint& pointInParent, HitTestAction);
+
+    // Allow RenderSVGTransformableContainer to hook in at the right time in layout()
+    virtual bool calculateLocalTransform() { return false; }
+
+    // Allow RenderSVGViewportContainer to hook in at the right times in layout(), paint() and nodeAtFloatPoint()
+    virtual void calcViewport() { }
+    virtual void applyViewportClip(PaintInfo&) { }
+    virtual bool pointIsInsideViewportClip(const FloatPoint& /*pointInParent*/) { return true; }
+
+    bool selfWillPaint();
+    void updateCachedBoundaries();
+
+private:
+    RenderObjectChildList m_children;
+    FloatRect m_objectBoundingBox;
+    FloatRect m_strokeBoundingBox;
+    FloatRect m_repaintBoundingBox;
+    bool m_needsBoundariesUpdate : 1;
+};
+  
+inline RenderSVGContainer* toRenderSVGContainer(RenderObject* object)
+{
+    // Note: isSVGContainer is also true for RenderSVGViewportContainer, which is not derived from this.
+    ASSERT(!object || (object->isSVGContainer() && strcmp(object->renderName(), "RenderSVGViewportContainer")));
+    return static_cast<RenderSVGContainer*>(object);
+}
+
+inline const RenderSVGContainer* toRenderSVGContainer(const RenderObject* object)
+{
+    // Note: isSVGContainer is also true for RenderSVGViewportContainer, which is not derived from this.
+    ASSERT(!object || (object->isSVGContainer() && strcmp(object->renderName(), "RenderSVGViewportContainer")));
+    return static_cast<const RenderSVGContainer*>(object);
+}
+
+// This will catch anyone doing an unnecessary cast.
+void toRenderSVGContainer(const RenderSVGContainer*);
+
+} // namespace WebCore
+
+#endif // ENABLE(SVG)
+#endif // RenderSVGContainer_h