static void localToPageQuad(const RenderObject& renderer, const LayoutRect& rect, FloatQuad* quad)
{
    LocalFrame* frame = renderer.frame();
    FrameView* view = frame->view();
    FloatQuad absolute = renderer.localToAbsoluteQuad(FloatQuad(rect));
    quad->setP1(view->contentsToRootView(roundedIntPoint(absolute.p1())));
    quad->setP2(view->contentsToRootView(roundedIntPoint(absolute.p2())));
    quad->setP3(view->contentsToRootView(roundedIntPoint(absolute.p3())));
    quad->setP4(view->contentsToRootView(roundedIntPoint(absolute.p4())));
}
Beispiel #2
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bool RenderTheme::isDefault(const RenderObject& o) const
{
    // A button should only have the default appearance if the page is active
    if (!isActive(o))
        return false;

    if (!o.frame().settings().applicationChromeMode())
        return false;
    
    return o.style().appearance() == DefaultButtonPart;
}
void AutoscrollController::updateAutoscrollRenderer()
{
    if (!m_autoscrollRenderer)
        return;

    RenderObject* renderer = m_autoscrollRenderer;

#if OS(WIN)
    HitTestResult hitTest = renderer->frame()->eventHandler().hitTestResultAtPoint(m_panScrollStartPos, HitTestRequest::ReadOnly | HitTestRequest::Active | HitTestRequest::ConfusingAndOftenMisusedDisallowShadowContent);

    if (Node* nodeAtPoint = hitTest.innerNode())
        renderer = nodeAtPoint->renderer();
#endif

    while (renderer && !(renderer->isBox() && toRenderBox(renderer)->canAutoscroll()))
        renderer = renderer->parent();
    m_autoscrollRenderer = renderer && renderer->isBox() ? toRenderBox(renderer) : 0;
}
Beispiel #4
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RenderLayer* LinkHighlight::computeEnclosingCompositingLayer()
{
    if (!m_node || !m_node->renderer())
        return 0;

    // Find the nearest enclosing composited layer and attach to it. We may need to cross frame boundaries
    // to find a suitable layer.
    RenderObject* renderer = m_node->renderer();
    RenderLayerModelObject* repaintContainer;
    do {
        repaintContainer = renderer->containerForRepaint();
        if (!repaintContainer) {
            renderer = renderer->frame()->ownerRenderer();
            if (!renderer)
                return 0;
        }
    } while (!repaintContainer);
    RenderLayer* renderLayer = repaintContainer->layer();

    if (!renderLayer || renderLayer->compositingState() == NotComposited)
        return 0;

    GraphicsLayer* newGraphicsLayer = renderLayer->compositedLayerMapping()->mainGraphicsLayer();
    m_clipLayer->setSublayerTransform(SkMatrix44());

    if (!newGraphicsLayer->drawsContent()) {
        if (renderLayer->scrollableArea()->usesCompositedScrolling()) {
            ASSERT(renderLayer->hasCompositedLayerMapping() && renderLayer->compositedLayerMapping()->scrollingContentsLayer());
            newGraphicsLayer = renderLayer->compositedLayerMapping()->scrollingContentsLayer();
        } else
            ASSERT_NOT_REACHED();
    }

    if (m_currentGraphicsLayer != newGraphicsLayer) {
        if (m_currentGraphicsLayer)
            clearGraphicsLayerLinkHighlightPointer();

        m_currentGraphicsLayer = newGraphicsLayer;
        m_currentGraphicsLayer->addLinkHighlight(this);
    }

    return renderLayer;
}
Beispiel #5
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RenderLayer* LinkHighlight::computeEnclosingCompositingLayer()
{
    if (!m_node || !m_node->renderer())
        return 0;

    // Find the nearest enclosing composited layer and attach to it. We may need to cross frame boundaries
    // to find a suitable layer.
    RenderObject* renderer = m_node->renderer();
    RenderLayer* renderLayer;
    do {
        renderLayer = renderer->enclosingLayer()->enclosingCompositingLayerForRepaint();
        if (!renderLayer) {
            renderer = renderer->frame()->ownerRenderer();
            if (!renderer)
                return 0;
        }
    } while (!renderLayer);

    CompositedLayerMappingPtr compositedLayerMapping = renderLayer->compositingState() == PaintsIntoGroupedBacking ? renderLayer->groupedMapping() : renderLayer->compositedLayerMapping();
    GraphicsLayer* newGraphicsLayer = renderLayer->compositingState() == PaintsIntoGroupedBacking ? compositedLayerMapping->squashingLayer() : compositedLayerMapping->mainGraphicsLayer();

    m_clipLayer->setTransform(SkMatrix44(SkMatrix44::kIdentity_Constructor));

    if (!newGraphicsLayer->drawsContent()) {
        if (renderLayer->scrollableArea() && renderLayer->scrollableArea()->usesCompositedScrolling()) {
            ASSERT(renderLayer->hasCompositedLayerMapping() && renderLayer->compositedLayerMapping()->scrollingContentsLayer());
            newGraphicsLayer = compositedLayerMapping->scrollingContentsLayer();
        }
    }

    if (m_currentGraphicsLayer != newGraphicsLayer) {
        if (m_currentGraphicsLayer)
            clearGraphicsLayerLinkHighlightPointer();

        m_currentGraphicsLayer = newGraphicsLayer;
        m_currentGraphicsLayer->addLinkHighlight(this);
    }

    return renderLayer;
}