void RenderReplaced::adjustOverflowForBoxShadowAndReflect()
{
IntRect overflow;
for (ShadowData* boxShadow = style()->boxShadow(); boxShadow; boxShadow = boxShadow->next) {
if (boxShadow->style == Inset)
continue;
IntRect shadow = borderBoxRect();
shadow.move(boxShadow->x, boxShadow->y);
shadow.inflate(boxShadow->blur + boxShadow->spread);
overflow.unite(shadow);
}
// Now that we have an overflow rect including shadow, let's make sure that
// the reflection (which can also include the shadow) is also included.
if (hasReflection()) {
if (overflow.isEmpty())
overflow = borderBoxRect();
overflow.unite(reflectedRect(overflow));
}
if (!overflow.isEmpty()) {
if (!gOverflowRectMap)
gOverflowRectMap = new OverflowRectMap();
overflow.unite(borderBoxRect());
gOverflowRectMap->set(this, overflow);
setReplacedHasOverflow(true);
} else if (replacedHasOverflow()) {
gOverflowRectMap->remove(this);
setReplacedHasOverflow(false);
}
}
IntRect RenderReplaced::overflowRect(bool) const
{
if (replacedHasOverflow())
return gOverflowRectMap->find(this)->second;
return borderBoxRect();
}
LayoutRect RenderSVGBlock::visualOverflowRect() const
{
LayoutRect borderRect = borderBoxRect();
if (const ShadowList* textShadow = style()->textShadow())
textShadow->adjustRectForShadow(borderRect);
return borderRect;
}
void RenderSVGRoot::paintReplaced(PaintInfo& paintInfo, const LayoutPoint& adjustedPaintOffset)
{
// An empty viewport disables rendering.
if (borderBoxRect().isEmpty())
return;
// Don't paint, if the context explicitely disabled it.
if (paintInfo.context->paintingDisabled())
return;
Page* page = 0;
if (Frame* frame = this->frame())
page = frame->page();
// Don't paint if we don't have kids, except if we have filters we should paint those.
if (!firstChild()) {
SVGResources* resources = SVGResourcesCache::cachedResourcesForRenderObject(this);
if (!resources || !resources->filter()) {
if (page && paintInfo.phase == PaintPhaseForeground)
page->addRelevantUnpaintedObject(this, visualOverflowRect());
return;
}
}
if (page && paintInfo.phase == PaintPhaseForeground)
page->addRelevantRepaintedObject(this, visualOverflowRect());
// Make a copy of the PaintInfo because applyTransform will modify the damage rect.
PaintInfo childPaintInfo(paintInfo);
childPaintInfo.context->save();
// Apply initial viewport clip - not affected by overflow handling
childPaintInfo.context->clip(overflowClipRect(adjustedPaintOffset, paintInfo.renderRegion));
// Convert from container offsets (html renderers) to a relative transform (svg renderers).
// Transform from our paint container's coordinate system to our local coords.
childPaintInfo.applyTransform(AffineTransform::translation(adjustedPaintOffset.x() - x(), adjustedPaintOffset.y() - y()) * localToParentTransform());
SVGRenderingContext renderingContext;
bool continueRendering = true;
if (childPaintInfo.phase == PaintPhaseForeground) {
renderingContext.prepareToRenderSVGContent(this, childPaintInfo);
continueRendering = renderingContext.isRenderingPrepared();
}
if (continueRendering)
RenderBox::paint(childPaintInfo, LayoutPoint());
childPaintInfo.context->restore();
}
LayoutRect RenderSVGRoot::clippedOverflowRectForRepaint(const RenderLayerModelObject* repaintContainer) const
{
if (style().visibility() != VISIBLE && !enclosingLayer()->hasVisibleContent())
return LayoutRect();
FloatRect contentRepaintRect = m_localToBorderBoxTransform.mapRect(repaintRectInLocalCoordinates());
contentRepaintRect.intersect(snappedIntRect(borderBoxRect()));
LayoutRect repaintRect = enclosingLayoutRect(contentRepaintRect);
if (m_hasBoxDecorations || hasRenderOverflow())
repaintRect.unite(unionRect(localSelectionRect(false), visualOverflowRect()));
return RenderReplaced::computeRectForRepaint(enclosingIntRect(repaintRect), repaintContainer);
}
void RenderSVGRoot::paint(PaintInfo& paintInfo, const LayoutPoint& paintOffset)
{
if (paintInfo.context->paintingDisabled())
return;
bool isVisible = style()->visibility() == VISIBLE;
LayoutPoint borderBoxOriginInContainer = paintOffset + parentOriginToBorderBox();
if (hasBoxDecorations() && (paintInfo.phase == PaintPhaseBlockBackground || paintInfo.phase == PaintPhaseChildBlockBackground) && isVisible)
paintBoxDecorations(paintInfo, borderBoxOriginInContainer);
if (paintInfo.phase == PaintPhaseBlockBackground)
return;
// An empty viewport disables rendering.
if (borderBoxRect().isEmpty())
return;
// Don't paint if we don't have kids, except if we have filters we should paint those.
if (!firstChild() && !selfWillPaint())
return;
// Make a copy of the PaintInfo because applyTransform will modify the damage rect.
PaintInfo childPaintInfo(paintInfo);
childPaintInfo.context->save();
// Apply initial viewport clip - not affected by overflow handling
childPaintInfo.context->clip(overflowClipRect(borderBoxOriginInContainer, paintInfo.renderRegion));
// Convert from container offsets (html renderers) to a relative transform (svg renderers).
// Transform from our paint container's coordinate system to our local coords.
childPaintInfo.applyTransform(localToRepaintContainerTransform(paintOffset));
bool continueRendering = true;
if (childPaintInfo.phase == PaintPhaseForeground)
continueRendering = SVGRenderSupport::prepareToRenderSVGContent(this, childPaintInfo);
if (continueRendering)
RenderBox::paint(childPaintInfo, LayoutPoint());
if (childPaintInfo.phase == PaintPhaseForeground)
SVGRenderSupport::finishRenderSVGContent(this, childPaintInfo, paintInfo.context);
childPaintInfo.context->restore();
if ((paintInfo.phase == PaintPhaseOutline || paintInfo.phase == PaintPhaseSelfOutline) && style()->outlineWidth() && isVisible)
paintOutline(paintInfo.context, LayoutRect(borderBoxOriginInContainer, size()));
}
void RenderSVGRoot::computeFloatRectForRepaint(RenderBoxModelObject* repaintContainer, FloatRect& repaintRect, bool fixed) const
{
// Apply our local transforms (except for x/y translation), then our shadow,
// and then call RenderBox's method to handle all the normal CSS Box model bits
repaintRect = m_localToBorderBoxTransform.mapRect(repaintRect);
// Apply initial viewport clip - not affected by overflow settings
repaintRect.intersect(borderBoxRect());
const SVGRenderStyle* svgStyle = style()->svgStyle();
if (const ShadowData* shadow = svgStyle->shadow())
shadow->adjustRectForShadow(repaintRect);
LayoutRect rect = enclosingIntRect(repaintRect);
RenderReplaced::computeRectForRepaint(repaintContainer, rect, fixed);
repaintRect = rect;
}
FloatRect RenderSVGRoot::computeFloatRectForRepaint(const FloatRect& repaintRect, const RenderLayerModelObject* repaintContainer, bool fixed) const
{
// Apply our local transforms (except for x/y translation), then our shadow,
// and then call RenderBox's method to handle all the normal CSS Box model bits
FloatRect adjustedRect = m_localToBorderBoxTransform.mapRect(repaintRect);
const SVGRenderStyle& svgStyle = style().svgStyle();
if (const ShadowData* shadow = svgStyle.shadow())
shadow->adjustRectForShadow(adjustedRect);
// Apply initial viewport clip
if (shouldApplyViewportClip())
adjustedRect.intersect(snappedIntRect(borderBoxRect()));
if (m_hasBoxDecorations || hasRenderOverflow()) {
// The selectionRect can project outside of the overflowRect, so take their union
// for repainting to avoid selection painting glitches.
LayoutRect decoratedRepaintRect = unionRect(localSelectionRect(false), visualOverflowRect());
adjustedRect.unite(decoratedRepaintRect);
}
return RenderReplaced::computeRectForRepaint(enclosingIntRect(adjustedRect), repaintContainer, {fixed, false});
}
void RenderSVGRoot::paintReplaced(PaintInfo& paintInfo, const LayoutPoint& paintOffset)
{
// An empty viewport disables rendering.
if (borderBoxRect().isEmpty())
return;
// Don't paint, if the context explicitly disabled it.
if (paintInfo.context().paintingDisabled())
return;
// SVG outlines are painted during PaintPhaseForeground.
if (paintInfo.phase == PaintPhaseOutline || paintInfo.phase == PaintPhaseSelfOutline)
return;
// An empty viewBox also disables rendering.
// (http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute)
if (svgSVGElement().hasEmptyViewBox())
return;
Page* page = frame().page();
// Don't paint if we don't have kids, except if we have filters we should paint those.
if (!firstChild()) {
auto* resources = SVGResourcesCache::cachedResourcesForRenderer(*this);
if (!resources || !resources->filter()) {
if (page && paintInfo.phase == PaintPhaseForeground)
page->addRelevantUnpaintedObject(this, visualOverflowRect());
return;
}
}
if (page && paintInfo.phase == PaintPhaseForeground)
page->addRelevantRepaintedObject(this, visualOverflowRect());
// Make a copy of the PaintInfo because applyTransform will modify the damage rect.
PaintInfo childPaintInfo(paintInfo);
childPaintInfo.context().save();
// Apply initial viewport clip
if (shouldApplyViewportClip())
childPaintInfo.context().clip(snappedIntRect(overflowClipRect(paintOffset, currentRenderNamedFlowFragment())));
// Convert from container offsets (html renderers) to a relative transform (svg renderers).
// Transform from our paint container's coordinate system to our local coords.
IntPoint adjustedPaintOffset = roundedIntPoint(paintOffset);
childPaintInfo.applyTransform(AffineTransform::translation(adjustedPaintOffset.x(), adjustedPaintOffset.y()) * localToBorderBoxTransform());
// SVGRenderingContext must be destroyed before we restore the childPaintInfo.context(), because a filter may have
// changed the context and it is only reverted when the SVGRenderingContext destructor finishes applying the filter.
{
SVGRenderingContext renderingContext;
bool continueRendering = true;
if (childPaintInfo.phase == PaintPhaseForeground) {
renderingContext.prepareToRenderSVGContent(*this, childPaintInfo);
continueRendering = renderingContext.isRenderingPrepared();
}
if (continueRendering) {
childPaintInfo.updateSubtreePaintRootForChildren(this);
for (auto& child : childrenOfType<RenderElement>(*this))
child.paint(childPaintInfo, location());
}
}
childPaintInfo.context().restore();
}