fbird/frameworks/cocos2d-html5/extensions/cocostudio/action/CCActionObject.js

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 Copyright (c) 2013-2014 Chukong Technologies Inc.

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/**
 * The Cocostudio's action object.
 * @class
 * @extends ccs.Class
 */
ccs.ActionObject = ccs.Class.extend(/** @lends ccs.ActionObject# */{
    _actionNodeList: null,
    _name: "",
    _loop: false,
    _pause: false,
    _playing: false,
    _unitTime: 0,
    _currentTime: 0,
    _scheduler:null,
    _callback: null,
    _fTotalTime: 0,

    /**
     * Construction of ccs.ActionObject.
     */
    ctor: function () {
        this._actionNodeList = [];
        this._name = "";
        this._loop = false;
        this._pause = false;
        this._playing = false;
        this._unitTime = 0.1;
        this._currentTime = 0;
        this._fTotalTime = 0;
        this._scheduler = cc.director.getScheduler();
    },

    /**
     * Sets name to ccs.ActionObject
     * @param {string} name
     */
    setName: function (name) {
        this._name = name;
    },

    /**
     * Returns name fo ccs.ActionObject
     * @returns {string}
     */
    getName: function () {
        return this._name;
    },

    /**
     * Sets if the action will loop play.
     * @param {boolean} loop
     */
    setLoop: function (loop) {
        this._loop = loop;
    },

    /**
     * Returns if the action will loop play.
     * @returns {boolean}
     */
    getLoop: function () {
        return this._loop;
    },

    /**
     * Sets the time interval of frame.
     * @param {number} time
     */
    setUnitTime: function (time) {
        this._unitTime = time;
        var frameNum = this._actionNodeList.length;
        for (var i = 0; i < frameNum; i++) {
            var locActionNode = this._actionNodeList[i];
            locActionNode.setUnitTime(this._unitTime);
        }
    },

    /**
     * Returns the time interval of frame.
     * @returns {number} the time interval of frame
     */
    getUnitTime: function () {
        return this._unitTime;
    },

    /**
     * Returns the current time of frame.
     * @returns {number}
     */
    getCurrentTime: function () {
        return this._currentTime;
    },

    /**
     * Sets the current time of frame.
     * @param {Number} time the current time of frame
     */
    setCurrentTime: function (time) {
        this._currentTime = time;
    },

    /**
     * Returns the total time of frame.
     * @returns {number} the total time of frame
     */
    getTotalTime: function(){
        return this._fTotalTime;
    },

    /**
     * Returns if the action is playing.
     * @returns {boolean}  true if the action is playing, false the otherwise
     */
    isPlaying: function () {
        return this._playing;
    },

    /**
     * Init properties with a json dictionary
     * @param {Object} dic
     * @param {Object} root
     */
    initWithDictionary: function (dic, root) {
        this.setName(dic["name"]);
        this.setLoop(dic["loop"]);
        this.setUnitTime(dic["unittime"]);
        var actionNodeList = dic["actionnodelist"];
        var maxLength = 0;
        for (var i = 0; i < actionNodeList.length; i++) {
            var actionNode = new ccs.ActionNode();

            var actionNodeDic = actionNodeList[i];
            actionNode.initWithDictionary(actionNodeDic, root);
            actionNode.setUnitTime(this.getUnitTime());
            this._actionNodeList.push(actionNode);
            var length = actionNode.getLastFrameIndex() - actionNode.getFirstFrameIndex();
            if(length > maxLength){
                maxLength = length;
            }
        }
        this._fTotalTime = maxLength * this._unitTime;
    },

    /**
     * Adds a ActionNode to play the action.
     * @param {ccs.ActionNode} node
     */
    addActionNode: function (node) {
        if (!node)
            return;
        this._actionNodeList.push(node);
        node.setUnitTime(this._unitTime);
    },

    /**
     * Removes a ActionNode which play the action.
     * @param {ccs.ActionNode} node
     */
    removeActionNode: function (node) {
        if (node == null)
            return;
        cc.arrayRemoveObject(this._actionNodeList, node);
    },

    /**
     * Plays the action.
     * @param {cc.CallFunc} [fun]  Action Call Back
     */
    play: function (fun) {
        this.stop();
        this.updateToFrameByTime(0);
        var locActionNodeList = this._actionNodeList;
        var frameNum = locActionNodeList.length;
        for (var i = 0; i < frameNum; i++) {
            locActionNodeList[i].playAction(fun);
        }
        if (this._loop)
            this._scheduler.schedule(this.simulationActionUpdate, this, 0, cc.REPEAT_FOREVER, 0, false, this.__instanceId + "");
        if(fun !== undefined)
            this._callback = fun;
    },

    /**
     * Pauses the action.
     */
    pause: function () {
        this._pause = true;
        this._playing = false;
    },

    /**
     * Stop the action.
     */
    stop: function () {
        var locActionNodeList = this._actionNodeList;
        for (var i = 0; i < locActionNodeList.length; i++)
            locActionNodeList[i].stopAction();
        this._scheduler.unschedule(this.simulationActionUpdate, this);
        this._pause = false;
        this._playing = false;
    },

    /**
     * Updates frame by time.
     */
    updateToFrameByTime: function (time) {
        this._currentTime = time;
        for (var i = 0; i < this._actionNodeList.length; i++) {
            var locActionNode = this._actionNodeList[i];
            locActionNode.updateActionToTimeLine(time);
        }
    },

    /**
     * scheduler update function
     * @param {Number} dt delta time
     */
    simulationActionUpdate: function (dt) {
        var isEnd = true, locNodeList = this._actionNodeList;
        for(var i = 0, len = locNodeList.length; i < len; i++) {
            if (!locNodeList[i].isActionDoneOnce()){
                isEnd = false;
                break;
            }
        }

        if (isEnd){
            if (this._callback !== null)
                this._callback.execute();
            if (this._loop)
                this.play();
            else{
                this._playing = false;
                this._scheduler.unschedule(this.simulationActionUpdate, this);
            }
        }
    }
});