static PassRefPtr<TypeBuilder::LayerTree::Layer> buildObjectForLayer(GraphicsLayer* graphicsLayer, int nodeId)
{
WebLayer* webLayer = graphicsLayer->platformLayer();
RefPtr<TypeBuilder::LayerTree::Layer> layerObject = TypeBuilder::LayerTree::Layer::create()
.setLayerId(idForLayer(graphicsLayer))
.setOffsetX(webLayer->position().x)
.setOffsetY(webLayer->position().y)
.setWidth(webLayer->bounds().width)
.setHeight(webLayer->bounds().height)
.setPaintCount(graphicsLayer->paintCount())
.setDrawsContent(webLayer->drawsContent());
if (nodeId)
layerObject->setBackendNodeId(nodeId);
GraphicsLayer* parent = graphicsLayer->parent();
if (!parent)
parent = graphicsLayer->replicatedLayer();
if (parent)
layerObject->setParentLayerId(idForLayer(parent));
if (!graphicsLayer->contentsAreVisible())
layerObject->setInvisible(true);
const TransformationMatrix& transform = graphicsLayer->transform();
if (!transform.isIdentity()) {
TransformationMatrix::FloatMatrix4 flattenedMatrix;
transform.toColumnMajorFloatArray(flattenedMatrix);
RefPtr<TypeBuilder::Array<double> > transformArray = TypeBuilder::Array<double>::create();
for (size_t i = 0; i < WTF_ARRAY_LENGTH(flattenedMatrix); ++i)
transformArray->addItem(flattenedMatrix[i]);
layerObject->setTransform(transformArray);
const FloatPoint3D& transformOrigin = graphicsLayer->transformOrigin();
// FIXME: rename these to setTransformOrigin*
if (webLayer->bounds().width > 0)
layerObject->setAnchorX(transformOrigin.x() / webLayer->bounds().width);
else
layerObject->setAnchorX(0.0);
if (webLayer->bounds().height > 0)
layerObject->setAnchorY(transformOrigin.y() / webLayer->bounds().height);
else
layerObject->setAnchorY(0.0);
layerObject->setAnchorZ(transformOrigin.z());
}
RefPtr<TypeBuilder::Array<TypeBuilder::LayerTree::ScrollRect> > scrollRects = buildScrollRectsForLayer(graphicsLayer);
if (scrollRects)
layerObject->setScrollRects(scrollRects.release());
return layerObject;
}
void InspectorLayerTreeAgent::didPaint(LayoutObject*, const GraphicsLayer* graphicsLayer, GraphicsContext*, const LayoutRect& rect)
{
// Should only happen for FrameView paints when compositing is off. Consider different instrumentation method for that.
if (!graphicsLayer)
return;
RefPtr<TypeBuilder::DOM::Rect> domRect = TypeBuilder::DOM::Rect::create()
.setX(rect.x())
.setY(rect.y())
.setWidth(rect.width())
.setHeight(rect.height());
frontend()->layerPainted(idForLayer(graphicsLayer), domRect.release());
}
void InspectorLayerTreeAgent::didPaint(RenderObject* renderer, GraphicsContext*, const LayoutRect& rect)
{
RenderLayer* renderLayer = toRenderLayerModelObject(renderer)->layer();
CompositedLayerMapping* compositedLayerMapping = renderLayer->compositedLayerMapping();
// Should only happen for FrameView paints when compositing is off. Consider different instrumentation method for that.
if (!compositedLayerMapping)
return;
GraphicsLayer* graphicsLayer = compositedLayerMapping->mainGraphicsLayer();
RefPtr<TypeBuilder::DOM::Rect> domRect = TypeBuilder::DOM::Rect::create()
.setX(rect.x())
.setY(rect.y())
.setWidth(rect.width())
.setHeight(rect.height());
m_frontend->layerPainted(idForLayer(graphicsLayer), domRect.release());
}
