void SVGRenderSupport::computeFloatRectForRepaint(const RenderElement& renderer, const RenderLayerModelObject* repaintContainer, FloatRect& repaintRect, bool fixed)
{
const SVGRenderStyle& svgStyle = renderer.style().svgStyle();
if (const ShadowData* shadow = svgStyle.shadow())
shadow->adjustRectForShadow(repaintRect);
repaintRect.inflate(renderer.style().outlineWidth());
// Translate to coords in our parent renderer, and then call computeFloatRectForRepaint() on our parent.
repaintRect = renderer.localToParentTransform().mapRect(repaintRect);
renderer.parent()->computeFloatRectForRepaint(repaintContainer, repaintRect, fixed);
}
void SVGRenderSupport::mapLocalToContainer(const RenderElement& renderer, const RenderLayerModelObject* repaintContainer, TransformState& transformState, bool* wasFixed)
{
transformState.applyTransform(renderer.localToParentTransform());
ASSERT(renderer.parent());
auto& parent = *renderer.parent();
// At the SVG/HTML boundary (aka RenderSVGRoot), we apply the localToBorderBoxTransform
// to map an element from SVG viewport coordinates to CSS box coordinates.
// RenderSVGRoot's mapLocalToContainer method expects CSS box coordinates.
if (parent.isSVGRoot())
transformState.applyTransform(toRenderSVGRoot(parent).localToBorderBoxTransform());
MapCoordinatesFlags mode = UseTransforms;
parent.mapLocalToContainer(repaintContainer, transformState, mode, wasFixed);
}
