LayerAndroid* deserializeLayer(SkStream* stream) { int type = stream->readU8(); if (type == LTNone) return 0; // Cast is to disambiguate between ctors. LayerAndroid *layer; if (type == LTLayerAndroid) layer = new LayerAndroid((RenderLayer*) 0); else if (type == LTScrollableLayerAndroid) layer = new ScrollableLayerAndroid((RenderLayer*) 0); else { XLOG("Unexpected layer type: %d, aborting!", type); return 0; } // Layer fields layer->setShouldInheritFromRootTransform(stream->readBool()); layer->setOpacity(stream->readScalar()); layer->setSize(stream->readScalar(), stream->readScalar()); layer->setPosition(stream->readScalar(), stream->readScalar()); layer->setAnchorPoint(stream->readScalar(), stream->readScalar()); layer->setMatrix(readMatrix(stream)); layer->setChildrenMatrix(readMatrix(stream)); // LayerAndroid fields layer->m_haveClip = stream->readBool(); layer->m_isFixed = stream->readBool(); layer->m_backgroundColorSet = stream->readBool(); layer->m_isIframe = stream->readBool(); layer->m_fixedLeft = readSkLength(stream); layer->m_fixedTop = readSkLength(stream); layer->m_fixedRight = readSkLength(stream); layer->m_fixedBottom = readSkLength(stream); layer->m_fixedMarginLeft = readSkLength(stream); layer->m_fixedMarginTop = readSkLength(stream); layer->m_fixedMarginRight = readSkLength(stream); layer->m_fixedMarginBottom = readSkLength(stream); layer->m_fixedRect = readSkRect(stream); layer->m_renderLayerPos.setX(stream->readS32()); layer->m_renderLayerPos.setY(stream->readS32()); layer->m_backfaceVisibility = stream->readBool(); layer->m_visible = stream->readBool(); layer->m_backgroundColor = stream->readU32(); layer->m_preserves3D = stream->readBool(); layer->m_anchorPointZ = stream->readScalar(); layer->m_drawOpacity = stream->readScalar(); bool hasContentsImage = stream->readBool(); if (hasContentsImage) { int size = stream->readU32(); SkAutoMalloc storage(size); stream->read(storage.get(), size); SkFlattenableReadBuffer buffer(storage.get(), size); SkBitmap contentsImage; contentsImage.unflatten(buffer); SkBitmapRef* imageRef = new SkBitmapRef(contentsImage); layer->setContentsImage(imageRef); delete imageRef; } bool hasRecordingPicture = stream->readBool(); if (hasRecordingPicture) { layer->m_recordingPicture = new SkPicture(stream); } int animationCount = stream->readU32(); // TODO: Support (maybe?) readTransformationMatrix(stream, layer->m_transform); readTransformationMatrix(stream, layer->m_childrenTransform); if (type == LTScrollableLayerAndroid) { ScrollableLayerAndroid* scrollableLayer = static_cast<ScrollableLayerAndroid*>(layer); scrollableLayer->m_scrollLimits.set( stream->readScalar(), stream->readScalar(), stream->readScalar(), stream->readScalar()); } int childCount = stream->readU32(); for (int i = 0; i < childCount; i++) { LayerAndroid *childLayer = deserializeLayer(stream); if (childLayer) layer->addChild(childLayer); } layer->needsRepaint(); XLOG("Created layer with id %d", layer->uniqueId()); return layer; }