void CoordinatedGraphicsScene::setLayerState(CoordinatedLayerID id, const CoordinatedGraphicsLayerState& layerState) { ASSERT(m_rootLayerID != InvalidCoordinatedLayerID); TextureMapperLayer* layer = layerByID(id); if (layerState.positionChanged) layer->setPosition(layerState.pos); if (layerState.anchorPointChanged) layer->setAnchorPoint(layerState.anchorPoint); if (layerState.sizeChanged) layer->setSize(layerState.size); if (layerState.transformChanged) layer->setTransform(layerState.transform); if (layerState.childrenTransformChanged) layer->setChildrenTransform(layerState.childrenTransform); if (layerState.contentsRectChanged) layer->setContentsRect(layerState.contentsRect); if (layerState.contentsTilingChanged) { layer->setContentsTilePhase(layerState.contentsTilePhase); layer->setContentsTileSize(layerState.contentsTileSize); } if (layerState.opacityChanged) layer->setOpacity(layerState.opacity); if (layerState.solidColorChanged) layer->setSolidColor(layerState.solidColor); if (layerState.debugBorderColorChanged || layerState.debugBorderWidthChanged) layer->setDebugVisuals(layerState.showDebugBorders, layerState.debugBorderColor, layerState.debugBorderWidth, layerState.showRepaintCounter); if (layerState.replicaChanged) layer->setReplicaLayer(getLayerByIDIfExists(layerState.replica)); if (layerState.maskChanged) layer->setMaskLayer(getLayerByIDIfExists(layerState.mask)); if (layerState.imageChanged) assignImageBackingToLayer(layer, layerState.imageID); if (layerState.flagsChanged) { layer->setContentsOpaque(layerState.contentsOpaque); layer->setDrawsContent(layerState.drawsContent); layer->setContentsVisible(layerState.contentsVisible); layer->setBackfaceVisibility(layerState.backfaceVisible); // Never clip the root layer. layer->setMasksToBounds(id == m_rootLayerID ? false : layerState.masksToBounds); layer->setPreserves3D(layerState.preserves3D); bool fixedToViewportChanged = layer->fixedToViewport() != layerState.fixedToViewport; layer->setFixedToViewport(layerState.fixedToViewport); if (fixedToViewportChanged) { if (layerState.fixedToViewport) m_fixedLayers.add(id, layer); else m_fixedLayers.remove(id); } layer->setIsScrollable(layerState.isScrollable); } if (layerState.committedScrollOffsetChanged) layer->didCommitScrollOffset(layerState.committedScrollOffset); prepareContentBackingStore(layer); // Apply Operations. setLayerChildrenIfNeeded(layer, layerState); createTilesIfNeeded(layer, layerState); removeTilesIfNeeded(layer, layerState); updateTilesIfNeeded(layer, layerState); setLayerFiltersIfNeeded(layer, layerState); setLayerAnimationsIfNeeded(layer, layerState); #if USE(GRAPHICS_SURFACE) syncPlatformLayerIfNeeded(layer, layerState); #endif setLayerRepaintCountIfNeeded(layer, layerState); }