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/*
* Copyright (C) 2008 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of Apple Inc. ("Apple") nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "RenderReplica.h"
#include "RenderLayer.h"
#include <wtf/IsoMallocInlines.h>
#include <wtf/StackStats.h>
namespace WebCore {
WTF_MAKE_ISO_ALLOCATED_IMPL(RenderReplica);
RenderReplica::RenderReplica(Document& document, RenderStyle&& style)
: RenderBox(document, WTFMove(style), 0)
{
// This is a hack. Replicas are synthetic, and don't pick up the attributes of the
// renderers being replicated, so they always report that they are inline, non-replaced.
// However, we need transforms to be applied to replicas for reflections, so have to pass
// the if (!isInline() || isReplaced()) check before setHasTransform().
// FIXME: Is the comment above obsolete? Can't find a check of isReplacedOrInlineBlock guarding setHasTransform any more.
setReplacedOrInlineBlock(true);
}
RenderReplica::~RenderReplica() = default;
void RenderReplica::layout()
{
StackStats::LayoutCheckPoint layoutCheckPoint;
setFrameRect(parentBox()->borderBoxRect());
updateLayerTransform();
clearNeedsLayout();
}
void RenderReplica::computePreferredLogicalWidths()
{
m_minPreferredLogicalWidth = parentBox()->width();
m_maxPreferredLogicalWidth = m_minPreferredLogicalWidth;
setPreferredLogicalWidthsDirty(false);
}
void RenderReplica::paint(PaintInfo& paintInfo, const LayoutPoint& paintOffset)
{
if (paintInfo.phase != PaintPhase::Foreground && paintInfo.phase != PaintPhase::Mask)
return;
LayoutPoint adjustedPaintOffset = paintOffset + location();
if (paintInfo.phase == PaintPhase::Foreground) {
// Turn around and paint the parent layer. Use temporary clipRects, so that the layer doesn't end up caching clip rects
// computing using the wrong rootLayer
RenderLayer* rootPaintingLayer = layer()->transform() ? layer()->parent() : layer()->enclosingTransformedAncestor();
RenderLayer::LayerPaintingInfo paintingInfo(rootPaintingLayer, paintInfo.rect, PaintBehavior::Normal, LayoutSize(), 0);
OptionSet<RenderLayer::PaintLayerFlag> flags { RenderLayer::PaintLayerFlag::HaveTransparency, RenderLayer::PaintLayerFlag::AppliedTransform, RenderLayer::PaintLayerFlag::TemporaryClipRects, RenderLayer::PaintLayerFlag::PaintingReflection };
layer()->parent()->paintLayer(paintInfo.context(), paintingInfo, flags);
} else if (paintInfo.phase == PaintPhase::Mask)
paintMask(paintInfo, adjustedPaintOffset);
}
} // namespace WebCore