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C++ ScrollingStateScrollingNode类代码示例

本文整理汇总了C++中ScrollingStateScrollingNode类的典型用法代码示例。如果您正苦于以下问题：C++ ScrollingStateScrollingNode类的具体用法？C++ ScrollingStateScrollingNode怎么用？C++ ScrollingStateScrollingNode使用的例子？那么, 这里精选的类代码示例或许可以为您提供帮助。


在下文中一共展示了ScrollingStateScrollingNode类的12个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: SCROLLING_NODE_ENCODE

void ArgumentCoder<ScrollingStateScrollingNode>::encode(ArgumentEncoder& encoder, const ScrollingStateScrollingNode& node)
{
    encoder << static_cast<const ScrollingStateNode&>(node);
    
    SCROLLING_NODE_ENCODE(ViewportSize, viewportSize)
    SCROLLING_NODE_ENCODE(TotalContentsSize, totalContentsSize)
    SCROLLING_NODE_ENCODE(ScrollPosition, scrollPosition)
    SCROLLING_NODE_ENCODE(ScrollOrigin, scrollOrigin)
    SCROLLING_NODE_ENCODE(FrameScaleFactor, frameScaleFactor)
    SCROLLING_NODE_ENCODE(NonFastScrollableRegion, nonFastScrollableRegion)
    SCROLLING_NODE_ENCODE(WheelEventHandlerCount, wheelEventHandlerCount)
    SCROLLING_NODE_ENCODE(ReasonsForSynchronousScrolling, synchronousScrollingReasons)
    SCROLLING_NODE_ENCODE(ScrollableAreaParams, scrollableAreaParameters)
    SCROLLING_NODE_ENCODE_ENUM(BehaviorForFixedElements, scrollBehaviorForFixedElements)
    SCROLLING_NODE_ENCODE(RequestedScrollPosition, requestedScrollPosition)
    SCROLLING_NODE_ENCODE(RequestedScrollPosition, requestedScrollPositionRepresentsProgrammaticScroll)
    SCROLLING_NODE_ENCODE(HeaderHeight, headerHeight)
    SCROLLING_NODE_ENCODE(FooterHeight, footerHeight)
    SCROLLING_NODE_ENCODE(TopContentInset, topContentInset)

    if (node.hasChangedProperty(ScrollingStateScrollingNode::ScrolledContentsLayer))
        encoder << static_cast<GraphicsLayer::PlatformLayerID>(node.scrolledContentsLayer());

    if (node.hasChangedProperty(ScrollingStateScrollingNode::CounterScrollingLayer))
        encoder << static_cast<GraphicsLayer::PlatformLayerID>(node.counterScrollingLayer());
}
开发者ID:，项目名称:，代码行数:26，代码来源:

示例2: toScrollingStateScrollingNode

void AsyncScrollingCoordinator::updateScrollingNode(ScrollingNodeID nodeID, GraphicsLayer* scrollLayer, GraphicsLayer* counterScrollingLayer)
{
    ScrollingStateScrollingNode* node = toScrollingStateScrollingNode(m_scrollingStateTree->stateNodeForID(nodeID));
    ASSERT(node);
    if (!node)
        return;

    node->setLayer(scrollLayer);
    node->setCounterScrollingLayer(counterScrollingLayer);
}
开发者ID:，项目名称:，代码行数:10，代码来源:

示例3: setStateScrollingNodeSnapOffsetsAsFloat

static inline void setStateScrollingNodeSnapOffsetsAsFloat(ScrollingStateScrollingNode& node, ScrollEventAxis axis, const Vector<LayoutUnit>& snapOffsets, float deviceScaleFactor)
{
    // FIXME: Incorporate current page scale factor in snapping to device pixel. Perhaps we should just convert to float here and let UI process do the pixel snapping?
    Vector<float> snapOffsetsAsFloat;
    snapOffsetsAsFloat.reserveInitialCapacity(snapOffsets.size());
    for (size_t i = 0; i < snapOffsets.size(); ++i)
        snapOffsetsAsFloat.append(roundToDevicePixel(snapOffsets[i], deviceScaleFactor, false));

    if (axis == ScrollEventAxis::Horizontal)
        node.setHorizontalSnapOffsets(snapOffsetsAsFloat);
    else
        node.setVerticalSnapOffsets(snapOffsetsAsFloat);
}
开发者ID:ddxxyy，项目名称:webkit，代码行数:13，代码来源:AsyncScrollingCoordinator.cpp

示例4: lock

void ScrollingTree::commitNewTreeState(PassOwnPtr<ScrollingStateTree> scrollingStateTree)
{
    bool rootStateNodeChanged = scrollingStateTree->hasNewRootStateNode();

    ScrollingStateScrollingNode* rootNode = scrollingStateTree->rootStateNode();
    if (rootNode
            && (rootStateNodeChanged
                || rootNode->hasChangedProperty(ScrollingStateScrollingNode::WheelEventHandlerCount)
                || rootNode->hasChangedProperty(ScrollingStateScrollingNode::NonFastScrollableRegion)
                || rootNode->hasChangedProperty(ScrollingStateNode::ScrollLayer))) {
        MutexLocker lock(m_mutex);

        if (rootStateNodeChanged || rootNode->hasChangedProperty(ScrollingStateNode::ScrollLayer))
            m_mainFrameScrollPosition = FloatPoint();
        if (rootStateNodeChanged || rootNode->hasChangedProperty(ScrollingStateScrollingNode::WheelEventHandlerCount))
            m_hasWheelEventHandlers = scrollingStateTree->rootStateNode()->wheelEventHandlerCount();
        if (rootStateNodeChanged || rootNode->hasChangedProperty(ScrollingStateScrollingNode::NonFastScrollableRegion))
            m_nonFastScrollableRegion = scrollingStateTree->rootStateNode()->nonFastScrollableRegion();
    }

    bool scrollRequestIsProgammatic = rootNode ? rootNode->requestedScrollPositionRepresentsProgrammaticScroll() : false;
    TemporaryChange<bool> changeHandlingProgrammaticScroll(m_isHandlingProgrammaticScroll, scrollRequestIsProgammatic);

    removeDestroyedNodes(*scrollingStateTree);
    updateTreeFromStateNode(rootNode);
}
开发者ID:，项目名称:，代码行数:26，代码来源:

示例5: ASSERT

void ScrollingTree::commitNewTreeState(PassOwnPtr<ScrollingStateTree> scrollingStateTree)
{
    ASSERT(ScrollingThread::isCurrentThread());

    ScrollingStateScrollingNode* rootNode = scrollingStateTree->rootStateNode();
    if (rootNode->hasChangedProperty(ScrollingStateScrollingNode::WheelEventHandlerCount) || rootNode->hasChangedProperty(ScrollingStateScrollingNode::NonFastScrollableRegion) || rootNode->hasChangedProperty(ScrollingStateNode::ScrollLayer)) {
        MutexLocker lock(m_mutex);

        if (rootNode->hasChangedProperty(ScrollingStateNode::ScrollLayer))
            m_mainFrameScrollPosition = IntPoint();
        if (rootNode->hasChangedProperty(ScrollingStateScrollingNode::WheelEventHandlerCount))
            m_hasWheelEventHandlers = scrollingStateTree->rootStateNode()->wheelEventHandlerCount();
        if (rootNode->hasChangedProperty(ScrollingStateScrollingNode::NonFastScrollableRegion))
            m_nonFastScrollableRegion = scrollingStateTree->rootStateNode()->nonFastScrollableRegion();
    }
    
    TemporaryChange<bool> changeHandlingProgrammaticScroll(m_isHandlingProgrammaticScroll, rootNode->requestedScrollPositionRepresentsProgrammaticScroll());

    removeDestroyedNodes(scrollingStateTree.get());
    updateTreeFromStateNode(rootNode);
}
开发者ID:，项目名称:，代码行数:21，代码来源:

示例6: ScrollingStateNode

ScrollingStateScrollingNode::ScrollingStateScrollingNode(const ScrollingStateScrollingNode& stateNode, ScrollingStateTree& adoptiveTree)
    : ScrollingStateNode(stateNode, adoptiveTree)
    , m_scrollableAreaSize(stateNode.scrollableAreaSize())
    , m_totalContentsSize(stateNode.totalContentsSize())
    , m_scrollPosition(stateNode.scrollPosition())
    , m_requestedScrollPosition(stateNode.requestedScrollPosition())
    , m_scrollOrigin(stateNode.scrollOrigin())
    , m_scrollableAreaParameters(stateNode.scrollableAreaParameters())
    , m_requestedScrollPositionRepresentsProgrammaticScroll(stateNode.requestedScrollPositionRepresentsProgrammaticScroll())
{
}
开发者ID:Wrichik1999，项目名称:webkit，代码行数:11，代码来源:ScrollingStateScrollingNode.cpp

示例7: ASSERT

bool AsyncScrollingCoordinator::requestScrollPositionUpdate(FrameView* frameView, const IntPoint& scrollPosition)
{
    ASSERT(isMainThread());
    ASSERT(m_page);

    if (!coordinatesScrollingForFrameView(frameView))
        return false;

    if (frameView->inProgrammaticScroll() || frameView->frame().document()->inPageCache())
        updateScrollPositionAfterAsyncScroll(frameView->scrollLayerID(), scrollPosition, frameView->inProgrammaticScroll(), SetScrollingLayerPosition);

    // If this frame view's document is being put into the page cache, we don't want to update our
    // main frame scroll position. Just let the FrameView think that we did.
    if (frameView->frame().document()->inPageCache())
        return true;

    ScrollingStateScrollingNode* stateNode = toScrollingStateScrollingNode(m_scrollingStateTree->stateNodeForID(frameView->scrollLayerID()));
    if (!stateNode)
        return false;

    stateNode->setRequestedScrollPosition(scrollPosition, frameView->inProgrammaticScroll());
    return true;
}
开发者ID:Wrichik1999，项目名称:webkit，代码行数:23，代码来源:AsyncScrollingCoordinator.cpp

示例8: SCROLLING_NODE_DECODE

bool ArgumentCoder<ScrollingStateScrollingNode>::decode(ArgumentDecoder& decoder, ScrollingStateScrollingNode& node)
{
    if (!decoder.decode(static_cast<ScrollingStateNode&>(node)))
        return false;

    SCROLLING_NODE_DECODE(ViewportSize, FloatSize, setViewportSize);
    SCROLLING_NODE_DECODE(TotalContentsSize, IntSize, setTotalContentsSize);
    SCROLLING_NODE_DECODE(ScrollPosition, FloatPoint, setScrollPosition);
    SCROLLING_NODE_DECODE(ScrollOrigin, IntPoint, setScrollOrigin);
    SCROLLING_NODE_DECODE(FrameScaleFactor, float, setFrameScaleFactor);
    SCROLLING_NODE_DECODE(NonFastScrollableRegion, Region, setNonFastScrollableRegion);
    SCROLLING_NODE_DECODE(WheelEventHandlerCount, int, setWheelEventHandlerCount);
    SCROLLING_NODE_DECODE(ReasonsForSynchronousScrolling, SynchronousScrollingReasons, setSynchronousScrollingReasons);
    SCROLLING_NODE_DECODE(ScrollableAreaParams, ScrollableAreaParameters, setScrollableAreaParameters);
    SCROLLING_NODE_DECODE_ENUM(BehaviorForFixedElements, ScrollBehaviorForFixedElements, setScrollBehaviorForFixedElements);

    if (node.hasChangedProperty(ScrollingStateScrollingNode::RequestedScrollPosition)) {
        FloatPoint scrollPosition;
        if (!decoder.decode(scrollPosition))
            return false;

        bool representsProgrammaticScroll;
        if (!decoder.decode(representsProgrammaticScroll))
            return false;

        node.setRequestedScrollPosition(scrollPosition, representsProgrammaticScroll);
    }

    SCROLLING_NODE_DECODE(HeaderHeight, int, setHeaderHeight);
    SCROLLING_NODE_DECODE(FooterHeight, int, setFooterHeight);
    SCROLLING_NODE_DECODE(TopContentInset, float, setTopContentInset);

    if (node.hasChangedProperty(ScrollingStateScrollingNode::ScrolledContentsLayer)) {
        GraphicsLayer::PlatformLayerID layerID;
        if (!decoder.decode(layerID))
            return false;
        node.setScrolledContentsLayer(layerID);
    }

    if (node.hasChangedProperty(ScrollingStateScrollingNode::CounterScrollingLayer)) {
        GraphicsLayer::PlatformLayerID layerID;
        if (!decoder.decode(layerID))
            return false;
        node.setCounterScrollingLayer(layerID);
    }

    return true;
}
开发者ID:，项目名称:，代码行数:48，代码来源:

示例9: ScrollingStateNode

ScrollingStateScrollingNode::ScrollingStateScrollingNode(const ScrollingStateScrollingNode& stateNode, ScrollingStateTree& adoptiveTree)
    : ScrollingStateNode(stateNode, adoptiveTree)
#if PLATFORM(MAC)
    , m_verticalScrollbarPainter(stateNode.verticalScrollbarPainter())
    , m_horizontalScrollbarPainter(stateNode.horizontalScrollbarPainter())
#endif
    , m_viewportSize(stateNode.viewportSize())
    , m_totalContentsSize(stateNode.totalContentsSize())
    , m_scrollPosition(stateNode.scrollPosition())
    , m_scrollOrigin(stateNode.scrollOrigin())
    , m_scrollableAreaParameters(stateNode.scrollableAreaParameters())
    , m_nonFastScrollableRegion(stateNode.nonFastScrollableRegion())
    , m_frameScaleFactor(stateNode.frameScaleFactor())
    , m_wheelEventHandlerCount(stateNode.wheelEventHandlerCount())
    , m_synchronousScrollingReasons(stateNode.synchronousScrollingReasons())
    , m_behaviorForFixed(stateNode.scrollBehaviorForFixedElements())
    , m_headerHeight(stateNode.headerHeight())
    , m_footerHeight(stateNode.footerHeight())
    , m_requestedScrollPosition(stateNode.requestedScrollPosition())
    , m_requestedScrollPositionRepresentsProgrammaticScroll(stateNode.requestedScrollPositionRepresentsProgrammaticScroll())
    , m_topContentInset(stateNode.topContentInset())
{
    if (hasChangedProperty(ScrolledContentsLayer))
        setScrolledContentsLayer(stateNode.scrolledContentsLayer().toRepresentation(adoptiveTree.preferredLayerRepresentation()));

    if (hasChangedProperty(CounterScrollingLayer))
        setCounterScrollingLayer(stateNode.counterScrollingLayer().toRepresentation(adoptiveTree.preferredLayerRepresentation()));

    if (hasChangedProperty(InsetClipLayer))
        setInsetClipLayer(stateNode.insetClipLayer().toRepresentation(adoptiveTree.preferredLayerRepresentation()));

    if (hasChangedProperty(ContentShadowLayer))
        setContentShadowLayer(stateNode.contentShadowLayer().toRepresentation(adoptiveTree.preferredLayerRepresentation()));

    if (hasChangedProperty(HeaderLayer))
        setHeaderLayer(stateNode.headerLayer().toRepresentation(adoptiveTree.preferredLayerRepresentation()));

    if (hasChangedProperty(FooterLayer))
        setFooterLayer(stateNode.footerLayer().toRepresentation(adoptiveTree.preferredLayerRepresentation()));
}
开发者ID:，项目名称:，代码行数:40，代码来源:

示例10: toScrollingStateScrollingNode

void ScrollingTreeScrollingNode::updateBeforeChildren(ScrollingStateNode* stateNode)
{
    ScrollingStateScrollingNode* state = toScrollingStateScrollingNode(stateNode);

    if (state->hasChangedProperty(ScrollingStateScrollingNode::ViewportRect))
        m_viewportRect = state->viewportRect();

    if (state->hasChangedProperty(ScrollingStateScrollingNode::TotalContentsSize)) {
        if (scrollingTree().isRubberBandInProgress())
            m_totalContentsSizeForRubberBand = m_totalContentsSize;
        else
            m_totalContentsSizeForRubberBand = state->totalContentsSize();
        m_totalContentsSize = state->totalContentsSize();
    }

    if (state->hasChangedProperty(ScrollingStateScrollingNode::FrameScaleFactor))
        m_frameScaleFactor = state->frameScaleFactor();

    if (state->hasChangedProperty(ScrollingStateScrollingNode::ShouldUpdateScrollLayerPositionOnMainThread))
        m_shouldUpdateScrollLayerPositionOnMainThread = state->shouldUpdateScrollLayerPositionOnMainThread();

    if (state->hasChangedProperty(ScrollingStateScrollingNode::HorizontalScrollElasticity))
        m_horizontalScrollElasticity = state->horizontalScrollElasticity();

    if (state->hasChangedProperty(ScrollingStateScrollingNode::VerticalScrollElasticity))
        m_verticalScrollElasticity = state->verticalScrollElasticity();

    if (state->hasChangedProperty(ScrollingStateScrollingNode::HasEnabledHorizontalScrollbar))
        m_hasEnabledHorizontalScrollbar = state->hasEnabledHorizontalScrollbar();

    if (state->hasChangedProperty(ScrollingStateScrollingNode::HasEnabledVerticalScrollbar))
        m_hasEnabledVerticalScrollbar = state->hasEnabledVerticalScrollbar();

    if (state->hasChangedProperty(ScrollingStateScrollingNode::HorizontalScrollbarMode))
        m_horizontalScrollbarMode = state->horizontalScrollbarMode();

    if (state->hasChangedProperty(ScrollingStateScrollingNode::VerticalScrollbarMode))
        m_verticalScrollbarMode = state->verticalScrollbarMode();

    if (state->hasChangedProperty(ScrollingStateScrollingNode::ScrollOrigin))
        m_scrollOrigin = state->scrollOrigin();

    if (state->hasChangedProperty(ScrollingStateScrollingNode::HeaderHeight))
        m_headerHeight = state->headerHeight();

    if (state->hasChangedProperty(ScrollingStateScrollingNode::FooterHeight))
        m_footerHeight = state->footerHeight();

    if (state->hasChangedProperty(ScrollingStateScrollingNode::BehaviorForFixedElements))
        m_behaviorForFixed = state->scrollBehaviorForFixedElements();
}
开发者ID:ZeusbaseWeb，项目名称:webkit，代码行数:51，代码来源:ScrollingTreeScrollingNode.cpp

示例11: switch

void RemoteScrollingCoordinatorProxy::connectStateNodeLayers(ScrollingStateTree& stateTree, const RemoteLayerTreeHost& layerTreeHost)
{
    for (auto it : stateTree.nodeMap()) {
        ScrollingStateNode* currNode = it.value;
        switch (currNode->nodeType()) {
        case ScrollingNode: {
            ScrollingStateScrollingNode* scrollingStateNode = toScrollingStateScrollingNode(currNode);
            
            if (scrollingStateNode->hasChangedProperty(ScrollingStateNode::ScrollLayer))
                scrollingStateNode->setLayer(layerTreeHost.getLayer(scrollingStateNode->layer()));

            if (scrollingStateNode->hasChangedProperty(ScrollingStateScrollingNode::CounterScrollingLayer))
                scrollingStateNode->setCounterScrollingLayer(layerTreeHost.getLayer(scrollingStateNode->counterScrollingLayer()));

            // FIXME: we should never have header and footer layers coming from the WebProcess.
            if (scrollingStateNode->hasChangedProperty(ScrollingStateScrollingNode::HeaderLayer))
                scrollingStateNode->setHeaderLayer(layerTreeHost.getLayer(scrollingStateNode->headerLayer()));

            if (scrollingStateNode->hasChangedProperty(ScrollingStateScrollingNode::FooterLayer))
                scrollingStateNode->setFooterLayer(layerTreeHost.getLayer(scrollingStateNode->footerLayer()));
            break;
        }
        case FixedNode:
            if (currNode->hasChangedProperty(ScrollingStateNode::ScrollLayer))
                currNode->setLayer(layerTreeHost.getLayer(currNode->layer()));
            break;
        case StickyNode:
            if (currNode->hasChangedProperty(ScrollingStateNode::ScrollLayer))
                currNode->setLayer(layerTreeHost.getLayer(currNode->layer()));
            break;
        }
    }
}
开发者ID:，项目名称:，代码行数:33，代码来源:

示例12: dumpProperty

void RemoteScrollingTreeTextStream::dump(const ScrollingStateScrollingNode& node, bool changedPropertiesOnly)
{
    RemoteScrollingTreeTextStream& ts = *this;

    if (!changedPropertiesOnly || node.hasChangedProperty(ScrollingStateScrollingNode::ViewportSize))
        dumpProperty(ts, "viewport-size", node.viewportSize());

    if (!changedPropertiesOnly || node.hasChangedProperty(ScrollingStateScrollingNode::TotalContentsSize))
        dumpProperty(ts, "total-contents-size", node.totalContentsSize());

    if (!changedPropertiesOnly || node.hasChangedProperty(ScrollingStateScrollingNode::ScrollPosition))
        dumpProperty(ts, "scroll-position", node.scrollPosition());

    if (!changedPropertiesOnly || node.hasChangedProperty(ScrollingStateScrollingNode::ScrollOrigin))
        dumpProperty(ts, "scroll-origin", node.scrollOrigin());

    if (!changedPropertiesOnly || node.hasChangedProperty(ScrollingStateScrollingNode::FrameScaleFactor))
        dumpProperty(ts, "frame-scale-factor", node.frameScaleFactor());

    // FIXME: dump nonFastScrollableRegion
    // FIXME: dump wheelEventHandlerCount
    // FIXME: dump synchronousScrollingReasons
    // FIXME: dump scrollableAreaParameters
    // FIXME: dump scrollBehaviorForFixedElements

    if (!changedPropertiesOnly || node.hasChangedProperty(ScrollingStateScrollingNode::RequestedScrollPosition)) {
        dumpProperty(ts, "requested-scroll-position", node.requestedScrollPosition());
        dumpProperty(ts, "requested-scroll-position-is-programatic", node.requestedScrollPositionRepresentsProgrammaticScroll());
    }

    if (!changedPropertiesOnly || node.hasChangedProperty(ScrollingStateScrollingNode::HeaderHeight))
        dumpProperty(ts, "header-height", node.headerHeight());

    if (!changedPropertiesOnly || node.hasChangedProperty(ScrollingStateScrollingNode::FooterHeight))
        dumpProperty(ts, "footer-height", node.footerHeight());

    if (!changedPropertiesOnly || node.hasChangedProperty(ScrollingStateScrollingNode::TopContentInset))
        dumpProperty(ts, "top-content-inset", node.topContentInset());

    if (!changedPropertiesOnly || node.hasChangedProperty(ScrollingStateScrollingNode::ScrolledContentsLayer))
        dumpProperty(ts, "scrolled-contents-layer", static_cast<GraphicsLayer::PlatformLayerID>(node.scrolledContentsLayer()));

    if (!changedPropertiesOnly || node.hasChangedProperty(ScrollingStateScrollingNode::CounterScrollingLayer))
        dumpProperty(ts, "counter-scrolling-layer", static_cast<GraphicsLayer::PlatformLayerID>(node.counterScrollingLayer()));

    if (!changedPropertiesOnly || node.hasChangedProperty(ScrollingStateScrollingNode::InsetClipLayer))
        dumpProperty(ts, "clip-inset-layer", static_cast<GraphicsLayer::PlatformLayerID>(node.insetClipLayer()));

    if (!changedPropertiesOnly || node.hasChangedProperty(ScrollingStateScrollingNode::HeaderLayer))
        dumpProperty(ts, "header-layer", static_cast<GraphicsLayer::PlatformLayerID>(node.headerLayer()));

    if (!changedPropertiesOnly || node.hasChangedProperty(ScrollingStateScrollingNode::FooterLayer))
        dumpProperty(ts, "footer-layer", static_cast<GraphicsLayer::PlatformLayerID>(node.footerLayer()));
}
开发者ID:，项目名称:，代码行数:54，代码来源:


注：本文中的ScrollingStateScrollingNode类示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。