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/*
* Copyright (C) 2006 Oliver Hunt <ojh16@student.canterbury.ac.nz>
* Copyright (C) 2006 Apple Inc. All rights reserved.
* 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"
#include "RenderSVGInline.h"
#include "RenderSVGInlineText.h"
#include "RenderSVGResource.h"
#include "RenderSVGText.h"
#include "SVGInlineFlowBox.h"
#include "SVGResourcesCache.h"
namespace WebCore {
RenderSVGInline::RenderSVGInline(SVGGraphicsElement& element, PassRef<RenderStyle> style)
: RenderInline(element, WTF::move(style))
{
setAlwaysCreateLineBoxes();
}
std::unique_ptr<InlineFlowBox> RenderSVGInline::createInlineFlowBox()
{
auto box = std::make_unique<SVGInlineFlowBox>(*this);
box->setHasVirtualLogicalHeight();
return WTF::move(box);
}
FloatRect RenderSVGInline::objectBoundingBox() const
{
if (auto* textAncestor = RenderSVGText::locateRenderSVGTextAncestor(*this))
return textAncestor->objectBoundingBox();
return FloatRect();
}
FloatRect RenderSVGInline::strokeBoundingBox() const
{
if (auto* textAncestor = RenderSVGText::locateRenderSVGTextAncestor(*this))
return textAncestor->strokeBoundingBox();
return FloatRect();
}
FloatRect RenderSVGInline::repaintRectInLocalCoordinates() const
{
if (auto* textAncestor = RenderSVGText::locateRenderSVGTextAncestor(*this))
return textAncestor->repaintRectInLocalCoordinates();
return FloatRect();
}
LayoutRect RenderSVGInline::clippedOverflowRectForRepaint(const RenderLayerModelObject* repaintContainer) const
{
return SVGRenderSupport::clippedOverflowRectForRepaint(*this, repaintContainer);
}
void RenderSVGInline::computeFloatRectForRepaint(const RenderLayerModelObject* repaintContainer, FloatRect& repaintRect, bool fixed) const
{
SVGRenderSupport::computeFloatRectForRepaint(*this, repaintContainer, repaintRect, fixed);
}
void RenderSVGInline::mapLocalToContainer(const RenderLayerModelObject* repaintContainer, TransformState& transformState, MapCoordinatesFlags, bool* wasFixed) const
{
SVGRenderSupport::mapLocalToContainer(*this, repaintContainer, transformState, wasFixed);
}
const RenderObject* RenderSVGInline::pushMappingToContainer(const RenderLayerModelObject* ancestorToStopAt, RenderGeometryMap& geometryMap) const
{
return SVGRenderSupport::pushMappingToContainer(*this, ancestorToStopAt, geometryMap);
}
void RenderSVGInline::absoluteQuads(Vector<FloatQuad>& quads, bool* wasFixed) const
{
auto* textAncestor = RenderSVGText::locateRenderSVGTextAncestor(*this);
if (!textAncestor)
return;
FloatRect textBoundingBox = textAncestor->strokeBoundingBox();
for (InlineFlowBox* box = firstLineBox(); box; box = box->nextLineBox())
quads.append(localToAbsoluteQuad(FloatRect(textBoundingBox.x() + box->x(), textBoundingBox.y() + box->y(), box->logicalWidth(), box->logicalHeight()), false, wasFixed));
}
void RenderSVGInline::willBeDestroyed()
{
SVGResourcesCache::clientDestroyed(*this);
RenderInline::willBeDestroyed();
}
void RenderSVGInline::styleDidChange(StyleDifference diff, const RenderStyle* oldStyle)
{
if (diff == StyleDifferenceLayout)
setNeedsBoundariesUpdate();
RenderInline::styleDidChange(diff, oldStyle);
SVGResourcesCache::clientStyleChanged(*this, diff, style());
}
void RenderSVGInline::updateFromStyle()
{
RenderInline::updateFromStyle();
// SVG text layout code expects us to be an inline-level element.
setInline(true);
}
void RenderSVGInline::addChild(RenderObject* child, RenderObject* beforeChild)
{
RenderInline::addChild(child, beforeChild);
SVGResourcesCache::clientWasAddedToTree(*child);
if (auto* textAncestor = RenderSVGText::locateRenderSVGTextAncestor(*this))
textAncestor->subtreeChildWasAdded(child);
}
RenderObject* RenderSVGInline::removeChild(RenderObject& child)
{
SVGResourcesCache::clientWillBeRemovedFromTree(child);
auto* textAncestor = RenderSVGText::locateRenderSVGTextAncestor(*this);
if (!textAncestor)
return RenderInline::removeChild(child);
Vector<SVGTextLayoutAttributes*, 2> affectedAttributes;
textAncestor->subtreeChildWillBeRemoved(&child, affectedAttributes);
RenderObject* next = RenderInline::removeChild(child);
textAncestor->subtreeChildWasRemoved(affectedAttributes);
return next;
}
}
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