示例#1
0
void RenderSVGContainer::paint(PaintInfo& paintInfo, const LayoutPoint&)
{
    ANNOTATE_GRAPHICS_CONTEXT(paintInfo, this);

    if (paintInfo.context->paintingDisabled())
        return;

    // Spec: groups w/o children still may render filter content.
    if (!firstChild() && !selfWillPaint())
        return;

    FloatRect repaintRect = repaintRectInLocalCoordinates();
    if (!SVGRenderSupport::paintInfoIntersectsRepaintRect(repaintRect, localToParentTransform(), paintInfo))
        return;

    PaintInfo childPaintInfo(paintInfo);
    {
        GraphicsContextStateSaver stateSaver(*childPaintInfo.context);

        // Let the RenderSVGViewportContainer subclass clip if necessary
        applyViewportClip(childPaintInfo);

        childPaintInfo.applyTransform(localToParentTransform());

        SVGRenderingContext renderingContext;
        GraphicsContextCullSaver cullSaver(*childPaintInfo.context);
        bool continueRendering = true;
        if (childPaintInfo.phase == PaintPhaseForeground) {
            renderingContext.prepareToRenderSVGContent(this, childPaintInfo);
            continueRendering = renderingContext.isRenderingPrepared();

            if (continueRendering && document().settings()->containerCullingEnabled())
                cullSaver.cull(repaintRectInLocalCoordinates());
        }

        if (continueRendering) {
            childPaintInfo.updatePaintingRootForChildren(this);
            for (RenderObject* child = firstChild(); child; child = child->nextSibling())
                child->paint(childPaintInfo, IntPoint());
        }
    }

    // FIXME: This really should be drawn from local coordinates, but currently we hack it
    // to avoid our clip killing our outline rect.  Thus we translate our
    // outline rect into parent coords before drawing.
    // FIXME: This means our focus ring won't share our rotation like it should.
    // We should instead disable our clip during PaintPhaseOutline
    if ((paintInfo.phase == PaintPhaseOutline || paintInfo.phase == PaintPhaseSelfOutline) && style()->outlineWidth() && style()->visibility() == VISIBLE) {
        IntRect paintRectInParent = enclosingIntRect(localToParentTransform().mapRect(repaintRect));
        paintOutline(paintInfo, paintRectInParent);
    }
}
void RenderSVGContainer::paint(PaintInfo& paintInfo, int, int)
{
    if (paintInfo.context->paintingDisabled() || !drawsContents())
        return;

    // Spec: groups w/o children still may render filter content.
    if (!firstChild() && !selfWillPaint())
        return;

    FloatRect repaintRect = repaintRectInLocalCoordinates();
    if (!SVGRenderSupport::paintInfoIntersectsRepaintRect(repaintRect, localToParentTransform(), paintInfo))
        return;

    PaintInfo childPaintInfo(paintInfo);
    childPaintInfo.context->save();

    // Let the RenderSVGViewportContainer subclass clip if necessary
    applyViewportClip(childPaintInfo);

    childPaintInfo.applyTransform(localToParentTransform());

    bool continueRendering = true;
    if (childPaintInfo.phase == PaintPhaseForeground)
        continueRendering = SVGRenderSupport::prepareToRenderSVGContent(this, childPaintInfo);

    if (continueRendering) {
        childPaintInfo.updatePaintingRootForChildren(this);
        for (RenderObject* child = firstChild(); child; child = child->nextSibling())
            child->paint(childPaintInfo, 0, 0);
    }

    if (paintInfo.phase == PaintPhaseForeground)
        SVGRenderSupport::finishRenderSVGContent(this, childPaintInfo, paintInfo.context);

    childPaintInfo.context->restore();

    // FIXME: This really should be drawn from local coordinates, but currently we hack it
    // to avoid our clip killing our outline rect.  Thus we translate our
    // outline rect into parent coords before drawing.
    // FIXME: This means our focus ring won't share our rotation like it should.
    // We should instead disable our clip during PaintPhaseOutline
    if ((paintInfo.phase == PaintPhaseOutline || paintInfo.phase == PaintPhaseSelfOutline) && style()->outlineWidth() && style()->visibility() == VISIBLE) {
        IntRect paintRectInParent = enclosingIntRect(localToParentTransform().mapRect(repaintRect));
        paintOutline(paintInfo.context, paintRectInParent.x(), paintRectInParent.y(), paintRectInParent.width(), paintRectInParent.height());
    }
}