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// Copyright (c) 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
'use strict';
base.require('tracing.trace_model.object_instance');
base.require('cc.layer_impl');
base.exportTo('cc', function() {
var ObjectSnapshot = tracing.trace_model.ObjectSnapshot;
/**
* @constructor
*/
function LayerTreeImplSnapshot() {
ObjectSnapshot.apply(this, arguments);
}
LayerTreeImplSnapshot.prototype = {
__proto__: ObjectSnapshot.prototype,
preInitialize: function() {
cc.preInitializeObject(this);
this.layerTreeHostImpl = undefined;
this.whichTree = undefined;
},
initialize: function() {
cc.moveRequiredFieldsFromArgsToToplevel(
this, ['rootLayer',
'renderSurfaceLayerList']);
this.rootLayer.layerTreeImpl = this;
},
iterLayers: function(func, thisArg) {
var visitedLayers = {};
function visitLayer(layer, depth, isMask, isReplica) {
if (visitedLayers[layer.layerId])
return;
visitedLayers[layer.layerId] = true;
func.call(thisArg, layer, depth, isMask, isReplica);
for (var i = 0; i < layer.children.length; i++)
visitLayer(layer.children[i], depth + 1);
if (layer.maskLayer)
visitLayer(layer.maskLayer, depth + 1, true, false);
if (layer.replicaLayer)
visitLayer(layer.replicaLayer, depth + 1, false, true);
}
visitLayer(this.rootLayer, 0, false, false);
},
findLayerWithId: function(id) {
var foundLayer = undefined;
function visitLayer(layer) {
if (layer.layerId == id)
foundLayer = layer;
}
this.iterLayers(visitLayer);
return foundLayer;
}
};
ObjectSnapshot.register('cc::LayerTreeImpl', LayerTreeImplSnapshot);
return {
LayerTreeImplSnapshot: LayerTreeImplSnapshot
};
});
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