void TreeManager::updateScrollableLayerInTree(Layer* tree, int layerId, int x, int y)
{
LayerAndroid* layer;
if (tree && tree->countChildren()) {
layer = static_cast<LayerAndroid*>(tree->getChild(0))->findById(layerId);
if (layer && layer->contentIsScrollable())
static_cast<ScrollableLayerAndroid*>(layer)->scrollTo(x, y);
}
}
void PaintedSurface::computeTexturesAmount(TexturesResult* result)
{
if (!m_tiledTexture)
return;
// for now, always done on drawinglayer
LayerAndroid* layer = m_drawingLayer;
if (!layer)
return;
IntRect unclippedArea = layer->unclippedArea();
IntRect clippedVisibleArea = layer->visibleArea();
// get two numbers here:
// - textures needed for a clipped area
// - textures needed for an un-clipped area
int nbTexturesUnclipped = m_tiledTexture->nbTextures(unclippedArea, m_scale);
int nbTexturesClipped = m_tiledTexture->nbTextures(clippedVisibleArea, m_scale);
// Set kFixedLayers level
if (layer->isFixed())
result->fixed += nbTexturesClipped;
// Set kScrollableAndFixedLayers level
if (layer->contentIsScrollable()
|| layer->isFixed())
result->scrollable += nbTexturesClipped;
// Set kClippedTextures level
result->clipped += nbTexturesClipped;
// Set kAllTextures level
if (layer->contentIsScrollable())
result->full += nbTexturesClipped;
else
result->full += nbTexturesUnclipped;
}
void SurfaceCollection::updateScrollableLayer(int layerId, int x, int y)
{
LayerAndroid* layer = m_compositedRoot->findById(layerId);
if (layer && layer->contentIsScrollable())
static_cast<ScrollableLayerAndroid*>(layer)->scrollTo(x, y);
}