2 * Copyright (c) 2009, Google Inc. All rights reserved.
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are
8 * * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * * Redistributions in binary form must reproduce the above
11 * copyright notice, this list of conditions and the following disclaimer
12 * in the documentation and/or other materials provided with the
14 * * Neither the name of Google Inc. nor the names of its
15 * contributors may be used to endorse or promote products derived from
16 * this software without specific prior written permission.
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31 #ifndef RenderSVGModelObject_h
32 #define RenderSVGModelObject_h
34 #include "core/rendering/RenderObject.h"
35 #include "core/rendering/svg/SVGRenderSupport.h"
36 #include "core/svg/SVGElement.h"
37 #include "platform/geometry/FloatRect.h"
41 // Most renderers in the SVG rendering tree will inherit from this class
42 // but not all. (e.g. RenderSVGForeignObject, RenderSVGBlock) thus methods
43 // required by SVG renders need to be declared on RenderObject, but shared
44 // logic can go in this class or in SVGRenderSupport.
48 class RenderSVGModelObject : public RenderObject {
50 explicit RenderSVGModelObject(SVGElement*);
52 virtual bool isChildAllowed(RenderObject*, RenderStyle*) const OVERRIDE;
53 virtual bool canHaveWhitespaceChildren() const OVERRIDE { return false; }
55 virtual LayoutRect clippedOverflowRectForRepaint(const RenderLayerModelObject* repaintContainer) const OVERRIDE;
56 virtual void computeFloatRectForRepaint(const RenderLayerModelObject* repaintContainer, FloatRect&, bool fixed = false) const OVERRIDE FINAL;
58 virtual void absoluteRects(Vector<IntRect>&, const LayoutPoint& accumulatedOffset) const OVERRIDE FINAL;
59 virtual void absoluteQuads(Vector<FloatQuad>&, bool* wasFixed) const OVERRIDE;
61 virtual void mapLocalToContainer(const RenderLayerModelObject* repaintContainer, TransformState&, MapCoordinatesFlags = ApplyContainerFlip, bool* wasFixed = 0) const OVERRIDE FINAL;
62 virtual const RenderObject* pushMappingToContainer(const RenderLayerModelObject* ancestorToStopAt, RenderGeometryMap&) const OVERRIDE FINAL;
63 virtual void styleDidChange(StyleDifference, const RenderStyle* oldStyle) OVERRIDE;
65 virtual void computeLayerHitTestRects(LayerHitTestRects&) const OVERRIDE FINAL;
67 SVGElement* element() const { return toSVGElement(RenderObject::node()); }
69 virtual bool isSVG() const OVERRIDE FINAL { return true; }
71 virtual void repaintTreeAfterLayout() OVERRIDE;
74 virtual void addLayerHitTestRects(LayerHitTestRects&, const RenderLayer* currentCompositedLayer, const LayoutPoint& layerOffset, const LayoutRect& containerRect) const OVERRIDE FINAL;
75 virtual void willBeDestroyed() OVERRIDE;
78 // RenderSVGModelObject subclasses should use element() instead.
79 void node() const WTF_DELETED_FUNCTION;
81 // This method should never be called, SVG uses a different nodeAtPoint method
82 virtual bool nodeAtPoint(const HitTestRequest&, HitTestResult&, const HitTestLocation& locationInContainer, const LayoutPoint& accumulatedOffset, HitTestAction) OVERRIDE FINAL;
83 virtual void absoluteFocusRingQuads(Vector<FloatQuad>&) OVERRIDE FINAL;