void RenderSVGPath::updateCachedBoundaries()
{
if (m_path.isEmpty()) {
m_fillBoundingBox = FloatRect();
m_strokeAndMarkerBoundingBox = FloatRect();
m_repaintBoundingBox = FloatRect();
return;
}
// Cache _unclipped_ fill bounding box, used for calculations in resources
m_fillBoundingBox = m_path.boundingRect();
// Cache _unclipped_ stroke bounding box, used for calculations in resources (includes marker boundaries)
m_strokeAndMarkerBoundingBox = m_fillBoundingBox;
const SVGRenderStyle* svgStyle = style()->svgStyle();
if (svgStyle->hasStroke()) {
BoundingRectStrokeStyleApplier strokeStyle(this, style());
m_strokeAndMarkerBoundingBox.unite(m_path.strokeBoundingRect(&strokeStyle));
}
if (svgStyle->hasMarkers()) {
FloatRect markerBounds = calculateMarkerBoundsIfNeeded();
if (!markerBounds.isEmpty())
m_strokeAndMarkerBoundingBox.unite(markerBounds);
}
// Cache smallest possible repaint rectangle
m_repaintBoundingBox = m_strokeAndMarkerBoundingBox;
SVGRenderSupport::intersectRepaintRectWithResources(this, m_repaintBoundingBox);
}
FloatRect RenderPath::markerBoundingBox() const
{
if (m_path.isEmpty())
return FloatRect();
if (m_cachedLocalMarkerBBox.isEmpty())
calculateMarkerBoundsIfNeeded();
return m_cachedLocalMarkerBBox;
}
