void LayerTreeHostProxy::createTile(WebLayerID layerID, int tileID, float scale)
{
ensureLayer(layerID);
TextureMapperNode* node = toTextureMapperNode(layerByID(layerID));
int nodeTileID = node->createContentsTile(scale);
m_tileToNodeTile.add(tileID, nodeTileID);
}
void LayerTreeHostProxy::updateTile(WebLayerID layerID, int tileID, const IntRect& sourceRect, const IntRect& targetRect, const QImage& image)
{
ensureLayer(layerID);
TextureMapperNode* node = toTextureMapperNode(layerByID(layerID));
if (!node)
return;
int nodeTileID = remoteTileIDToNodeTileID(tileID);
if (!nodeTileID)
return;
QImage imageRef(image);
node->setTextureMapper(m_textureMapper.get());
node->setContentsTileBackBuffer(nodeTileID, sourceRect, targetRect, imageRef.bits(), BitmapTexture::BGRAFormat);
}
void RenderLayerModelObject::styleDidChange(StyleDifference diff, const RenderStyle* oldStyle)
{
RenderObject::styleDidChange(diff, oldStyle);
updateFromStyle();
if (requiresLayer()) {
if (!layer() && layerCreationAllowedForSubtree()) {
if (s_wasFloating && isFloating())
setChildNeedsLayout(true);
ensureLayer();
if (parent() && !needsLayout() && containingBlock()) {
layer()->setRepaintStatus(NeedsFullRepaint);
// There is only one layer to update, it is not worth using |cachedOffset| since
// we are not sure the value will be used.
layer()->updateLayerPositions(0);
}
}
} else if (layer() && layer()->parent()) {
setHasTransform(false); // Either a transform wasn't specified or the object doesn't support transforms, so just null out the bit.
setHasReflection(false);
layer()->removeOnlyThisLayer(); // calls destroyLayer() which clears m_layer
if (s_wasFloating && isFloating())
setChildNeedsLayout(true);
if (s_hadTransform)
setNeedsLayoutAndPrefWidthsRecalc();
}
if (layer()) {
layer()->styleChanged(diff, oldStyle);
if (s_hadLayer && layer()->isSelfPaintingLayer() != s_layerWasSelfPainting)
setChildNeedsLayout(true);
}
if (FrameView *frameView = view()->frameView()) {
bool newStyleIsViewportConstained = style()->hasViewportConstrainedPosition();
bool oldStyleIsViewportConstrained = oldStyle && oldStyle->hasViewportConstrainedPosition();
if (newStyleIsViewportConstained != oldStyleIsViewportConstrained) {
if (newStyleIsViewportConstained && layer())
frameView->addViewportConstrainedObject(this);
else
frameView->removeViewportConstrainedObject(this);
}
}
}
void LayerTreeHostProxy::syncLayerParameters(const WebLayerInfo& layerInfo)
{
WebLayerID id = layerInfo.id;
ensureLayer(id);
LayerMap::iterator it = m_layers.find(id);
GraphicsLayer* layer = it->second;
layer->setName(layerInfo.name);
layer->setReplicatedByLayer(layerByID(layerInfo.replica));
layer->setMaskLayer(layerByID(layerInfo.mask));
layer->setPosition(layerInfo.pos);
layer->setSize(layerInfo.size);
layer->setTransform(layerInfo.transform);
layer->setAnchorPoint(layerInfo.anchorPoint);
layer->setChildrenTransform(layerInfo.childrenTransform);
layer->setBackfaceVisibility(layerInfo.backfaceVisible);
layer->setContentsOpaque(layerInfo.contentsOpaque);
layer->setContentsRect(layerInfo.contentsRect);
layer->setDrawsContent(layerInfo.drawsContent);
if (layerInfo.imageIsUpdated)
assignImageToLayer(layer, layerInfo.imageBackingStoreID);
// Never make the root layer clip.
layer->setMasksToBounds(layerInfo.isRootLayer ? false : layerInfo.masksToBounds);
layer->setOpacity(layerInfo.opacity);
layer->setPreserves3D(layerInfo.preserves3D);
Vector<GraphicsLayer*> children;
for (size_t i = 0; i < layerInfo.children.size(); ++i) {
WebLayerID childID = layerInfo.children[i];
GraphicsLayer* child = layerByID(childID);
if (!child) {
child = createLayer(childID).leakPtr();
m_layers.add(childID, child);
}
children.append(child);
}
layer->setChildren(children);
for (size_t i = 0; i < layerInfo.animations.size(); ++i) {
const WebKit::WebLayerAnimation anim = layerInfo.animations[i];
switch (anim.operation) {
case WebKit::WebLayerAnimation::AddAnimation: {
const IntSize boxSize = anim.boxSize;
double offset = WTF::currentTime() - anim.startTime;
layer->addAnimation(anim.keyframeList, boxSize, anim.animation.get(), anim.name, offset);
break;
}
case WebKit::WebLayerAnimation::RemoveAnimation:
layer->removeAnimation(anim.name);
break;
case WebKit::WebLayerAnimation::PauseAnimation:
double offset = WTF::currentTime() - anim.startTime;
layer->pauseAnimation(anim.name, offset);
break;
}
}
if (layerInfo.isRootLayer && m_rootLayerID != id)
setRootLayerID(id);
}
