build/transition/transition-native-debug.js

	transition-native-debug.js revision 4527b08ced97d1bf5f88cf786302fd66eb80a35b
cfb1587eb9a6dc6d1d36ea0344e1b20068b81e88Evan HuntYUI.add('transition-native', function(Y) {
010a51c427bfb6ab658fc0056955a1a5b69810beTinderbox User
bef75d63d74f58abc0f834ed271526672777ba29Automatic Updater/**
c6fb85f9500350e5ce58c9a24f5d264c8a8bd6f4Automatic Updater* Provides the transition method for Node.
cfb1587eb9a6dc6d1d36ea0344e1b20068b81e88Evan Hunt* Transition has no API of its own, but adds the transition method to Node.
cfb1587eb9a6dc6d1d36ea0344e1b20068b81e88Evan Hunt*
bef75d63d74f58abc0f834ed271526672777ba29Automatic Updater* @module transition
cfb1587eb9a6dc6d1d36ea0344e1b20068b81e88Evan Hunt* @see Node
cfb1587eb9a6dc6d1d36ea0344e1b20068b81e88Evan Hunt*/
bef75d63d74f58abc0f834ed271526672777ba29Automatic Updater
cfb1587eb9a6dc6d1d36ea0344e1b20068b81e88Evan Hunt/*
cfb1587eb9a6dc6d1d36ea0344e1b20068b81e88Evan Hunt * A class for constructing transition instances.
cfb1587eb9a6dc6d1d36ea0344e1b20068b81e88Evan Hunt * Adds the "transition" method to Node.
cfb1587eb9a6dc6d1d36ea0344e1b20068b81e88Evan Hunt * @class Transition
cfb1587eb9a6dc6d1d36ea0344e1b20068b81e88Evan Hunt * @constructor
cfb1587eb9a6dc6d1d36ea0344e1b20068b81e88Evan Hunt */
cfb1587eb9a6dc6d1d36ea0344e1b20068b81e88Evan Hunt
cfb1587eb9a6dc6d1d36ea0344e1b20068b81e88Evan Huntvar TRANSITION = '-webkit-transition',
cfb1587eb9a6dc6d1d36ea0344e1b20068b81e88Evan Hunt    TRANSITION_PROPERTY_CAMEL = 'WebkitTransition',
fd2597f75693a2279fdf588bd40dfe2407c42028Tinderbox User    TRANSITION_PROPERTY = '-webkit-transition-property',
cfb1587eb9a6dc6d1d36ea0344e1b20068b81e88Evan Hunt    TRANSITION_DURATION = '-webkit-transition-duration',
fd2597f75693a2279fdf588bd40dfe2407c42028Tinderbox User    TRANSITION_TIMING_FUNCTION = '-webkit-transition-timing-function',
cfb1587eb9a6dc6d1d36ea0344e1b20068b81e88Evan Hunt    TRANSITION_DELAY = '-webkit-transition-delay',
fd2597f75693a2279fdf588bd40dfe2407c42028Tinderbox User    TRANSITION_END = 'webkitTransitionEnd',
cfb1587eb9a6dc6d1d36ea0344e1b20068b81e88Evan Hunt    TRANSFORM_CAMEL = 'WebkitTransform',
dec590a3deb8e87380a8bd3a77d535dba3729bf6Tinderbox User
cfb1587eb9a6dc6d1d36ea0344e1b20068b81e88Evan Hunt    EMPTY_OBJ = {},
fd2597f75693a2279fdf588bd40dfe2407c42028Tinderbox User
cfb1587eb9a6dc6d1d36ea0344e1b20068b81e88Evan HuntTransition = function() {
fd2597f75693a2279fdf588bd40dfe2407c42028Tinderbox User    this.init.apply(this, arguments);
fd2597f75693a2279fdf588bd40dfe2407c42028Tinderbox User};
fd2597f75693a2279fdf588bd40dfe2407c42028Tinderbox User
fd2597f75693a2279fdf588bd40dfe2407c42028Tinderbox UserTransition._toCamel = function(property) {
fd2597f75693a2279fdf588bd40dfe2407c42028Tinderbox User    property = property.replace(/-([a-z])/gi, function(m0, m1) {
cfb1587eb9a6dc6d1d36ea0344e1b20068b81e88Evan Hunt        return m1.toUpperCase();
fd0b768f4c23d22c89f8a156a632831583b7fb68Automatic Updater    });
fd0b768f4c23d22c89f8a156a632831583b7fb68Automatic Updater
cfb1587eb9a6dc6d1d36ea0344e1b20068b81e88Evan Hunt    return property;
fd2597f75693a2279fdf588bd40dfe2407c42028Tinderbox User};
fd2597f75693a2279fdf588bd40dfe2407c42028Tinderbox User
fd2597f75693a2279fdf588bd40dfe2407c42028Tinderbox UserTransition._toHyphen = function(property) {
fd2597f75693a2279fdf588bd40dfe2407c42028Tinderbox User    property = property.replace(/([A-Z]?)([a-z]+)([A-Z]?)/g, function(m0, m1, m2, m3) {
0ae35ecf053a29f61ad6b3659ac2445cf2c3f663Automatic Updater        var str = '';
fd2597f75693a2279fdf588bd40dfe2407c42028Tinderbox User        if (m1) {
0ae35ecf053a29f61ad6b3659ac2445cf2c3f663Automatic Updater            str += '-' + m1.toLowerCase();
fd2597f75693a2279fdf588bd40dfe2407c42028Tinderbox User        }
0a7ed88633a680bb881868b75ded4d09a7bbbc50Automatic Updater        str += m2;
fd2597f75693a2279fdf588bd40dfe2407c42028Tinderbox User
cfb1587eb9a6dc6d1d36ea0344e1b20068b81e88Evan Hunt        if (m3) {
fd2597f75693a2279fdf588bd40dfe2407c42028Tinderbox User            str += '-' + m3.toLowerCase();
0ae35ecf053a29f61ad6b3659ac2445cf2c3f663Automatic Updater        }
fd2597f75693a2279fdf588bd40dfe2407c42028Tinderbox User
0ae35ecf053a29f61ad6b3659ac2445cf2c3f663Automatic Updater        return str;
0ae35ecf053a29f61ad6b3659ac2445cf2c3f663Automatic Updater    });
fd2597f75693a2279fdf588bd40dfe2407c42028Tinderbox User
cfb1587eb9a6dc6d1d36ea0344e1b20068b81e88Evan Hunt    return property;
fd2597f75693a2279fdf588bd40dfe2407c42028Tinderbox User};
cfb1587eb9a6dc6d1d36ea0344e1b20068b81e88Evan Hunt
fd2597f75693a2279fdf588bd40dfe2407c42028Tinderbox User
6f1205897504b8f50b1785975482c995888dd630Tinderbox UserTransition._reKeywords = /^(?:node|duration|iterations|easing|delay)$/;
fd2597f75693a2279fdf588bd40dfe2407c42028Tinderbox User
6f1205897504b8f50b1785975482c995888dd630Tinderbox UserTransition.useNative = false;
fd2597f75693a2279fdf588bd40dfe2407c42028Tinderbox User
8ec3c085233cedb22b05da36e2773c8f357a7e45Automatic Updaterif (TRANSITION in Y.config.doc.documentElement.style) {
6ea2385360e9e2167e65f9286447da9eea189457Tinderbox User    Transition.useNative = true;
fd2597f75693a2279fdf588bd40dfe2407c42028Tinderbox User    Transition.supported = true; // TODO: remove
6ea2385360e9e2167e65f9286447da9eea189457Tinderbox User}
6ea2385360e9e2167e65f9286447da9eea189457Tinderbox User
fd2597f75693a2279fdf588bd40dfe2407c42028Tinderbox UserY.Node.DOM_EVENTS[TRANSITION_END] = 1;
6ea2385360e9e2167e65f9286447da9eea189457Tinderbox User
6ea2385360e9e2167e65f9286447da9eea189457Tinderbox UserTransition.NAME = 'transition';
6ea2385360e9e2167e65f9286447da9eea189457Tinderbox User
6ea2385360e9e2167e65f9286447da9eea189457Tinderbox UserTransition.DEFAULT_EASING = 'ease';
6ea2385360e9e2167e65f9286447da9eea189457Tinderbox UserTransition.DEFAULT_DURATION = 0.5;
6ea2385360e9e2167e65f9286447da9eea189457Tinderbox UserTransition.DEFAULT_DELAY = 0;
6ea2385360e9e2167e65f9286447da9eea189457Tinderbox User
fd2597f75693a2279fdf588bd40dfe2407c42028Tinderbox UserTransition._nodeAttrs = {};
0ae35ecf053a29f61ad6b3659ac2445cf2c3f663Automatic Updater
fd2597f75693a2279fdf588bd40dfe2407c42028Tinderbox UserTransition.prototype = {
2eeb74d1cf5355dd98f6d507a10086e16bb08c4bTinderbox User    constructor: Transition,
cfb1587eb9a6dc6d1d36ea0344e1b20068b81e88Evan Hunt    init: function(node, config) {
cfb1587eb9a6dc6d1d36ea0344e1b20068b81e88Evan Hunt        var anim = this;
fd2597f75693a2279fdf588bd40dfe2407c42028Tinderbox User        if (!anim._running) {
12bfbed87cfffa65ac300b72c5665ab38a355c2fAutomatic Updater            anim._node = node;
fd2597f75693a2279fdf588bd40dfe2407c42028Tinderbox User            anim._config = config;
12bfbed87cfffa65ac300b72c5665ab38a355c2fAutomatic Updater            node._transition = anim; // cache for reuse
12bfbed87cfffa65ac300b72c5665ab38a355c2fAutomatic Updater
fd2597f75693a2279fdf588bd40dfe2407c42028Tinderbox User            anim._duration = ('duration' in config) ?
cfb1587eb9a6dc6d1d36ea0344e1b20068b81e88Evan Hunt                config.duration: anim.constructor.DEFAULT_DURATION;
fd2597f75693a2279fdf588bd40dfe2407c42028Tinderbox User
fd2597f75693a2279fdf588bd40dfe2407c42028Tinderbox User            anim._delay = ('delay' in config) ?
fd2597f75693a2279fdf588bd40dfe2407c42028Tinderbox User                config.delay: anim.constructor.DEFAULT_DELAY;
fd2597f75693a2279fdf588bd40dfe2407c42028Tinderbox User
cfb1587eb9a6dc6d1d36ea0344e1b20068b81e88Evan Hunt            anim._easing = config.easing || anim.constructor.DEFAULT_EASING;
cfb1587eb9a6dc6d1d36ea0344e1b20068b81e88Evan Hunt            anim._count = 0; // track number of animated properties
cfb1587eb9a6dc6d1d36ea0344e1b20068b81e88Evan Hunt            anim._running = false;
fd2597f75693a2279fdf588bd40dfe2407c42028Tinderbox User
cfb1587eb9a6dc6d1d36ea0344e1b20068b81e88Evan Hunt            anim.initAttrs(config);
cfb1587eb9a6dc6d1d36ea0344e1b20068b81e88Evan Hunt
        }

        return anim;
    },

    addProperty: function(prop, config) {
        var anim = this,
            node = this._node,
            uid = Y.stamp(node),
            attrs = Transition._nodeAttrs[uid],
            attr,
            val;

        if (!attrs) {
            attrs = Transition._nodeAttrs[uid] = {};
        }

        attr = attrs[prop];

        // might just be a value
        if (config && config.value !== undefined) {
            val = config.value;
        } else if (config !== undefined) {
            val = config;
            config = EMPTY_OBJ;
        }

        if (typeof val === 'function') {
            val = val.call(node, node);
        }

        // take control if another transition owns this property
        if (attr && attr.transition && attr.transition !== anim) {
            attr.transition._count--; // remapping attr to this transition
        }

        anim._count++; // properties per transition

        attrs[prop] = {
            value: val,
            duration: ((typeof config.duration !== 'undefined') ? config.duration :
                    anim._duration) || 0.0001, // make 0 async and fire events

            delay: (typeof config.delay !== 'undefined') ? config.delay :
                    anim._delay,

            easing: config.easing || anim._easing,

            transition: anim
        };
    },

    removeProperty: function(prop) {
        var anim = this,
            attrs = Transition._nodeAttrs[Y.stamp(anim._node)];

        if (attrs && attrs[prop]) {
            delete attrs[prop];
            anim._count--;
        }

    },

    initAttrs: function(config) {
        var attr;

        if (config.transform && !config[TRANSFORM_CAMEL]) {
            config[TRANSFORM_CAMEL] = config.transform;
            delete config.transform; // TODO: copy
        }

        for (attr in config) {
            if (config.hasOwnProperty(attr) && !Transition._reKeywords.test(attr)) {
                this.addProperty(attr, config[attr]);
            }

        }
    },

    /*
     * Starts or an animation.
     * @method run
     * @chainable
     */
    run: function(callback) {
        var anim = this;

        if (!anim._running) {
            anim._running = true;

            anim._node.fire('transition:start', {
                type: 'transition:start',
                config: anim._config
            });

            anim._start();
            anim._callback = callback;
        }

        return anim;
    },

    _start: function() {
        this._runNative();
    },

    _prepDur: function(dur) {
        dur = parseFloat(dur);

        return dur + 's';
    },

    _runNative: function(time) {
        var anim = this,
            node = anim._node,
            uid = Y.stamp(node),
            domNode = node._node,
            style = domNode.style,
            computed = getComputedStyle(domNode),
            attrs = Transition._nodeAttrs[uid],
            cssText = '',
            cssTransition = computed[TRANSITION_PROPERTY],

            transitionText = TRANSITION_PROPERTY + ': ',
            duration = TRANSITION_DURATION + ': ',
            easing = TRANSITION_TIMING_FUNCTION + ': ',
            delay = TRANSITION_DELAY + ': ',
            hyphy,
            attr,
            name;

        // preserve existing transitions
        if (cssTransition !== 'all') {
            transitionText += cssTransition + ',';
            duration += computed[TRANSITION_DURATION] + ',';
            easing += computed[TRANSITION_TIMING_FUNCTION] + ',';
            delay += computed[TRANSITION_DELAY] + ',';

        }

        // run transitions mapped to this instance
        for (name in attrs) {
            hyphy = Transition._toHyphen(name);
            attr = attrs[name];
            if (attrs.hasOwnProperty(name) && attr.transition === anim) {
                if (name in domNode.style) { // only native styles allowed
                    duration += anim._prepDur(attr.duration) + ',';
                    delay += anim._prepDur(attr.delay) + ',';
                    easing += (attr.easing) + ',';

                    transitionText += hyphy + ',';
                    cssText += hyphy + ': ' + attr.value + '; ';
                } else {
                    this.removeProperty(name);
                }
            }
        }

        transitionText = transitionText.replace(/,$/, ';');
        duration = duration.replace(/,$/, ';');
        easing = easing.replace(/,$/, ';');
        delay = delay.replace(/,$/, ';');

        // only one native end event per node
        if (!node._hasTransitionEnd) {
            anim._detach = node.on(TRANSITION_END, anim._onNativeEnd);
            node._hasTransitionEnd = true;

        }

        style.cssText += transitionText + duration + easing + delay + cssText;

    },

    _end: function(elapsed) {
        var anim = this,
            node = anim._node,
            callback = anim._callback,
            data = {
                type: 'transition:end',
                config: anim._config,
                elapsedTime: elapsed
            };

        anim._running = false;
        if (callback) {
            anim._callback = null;
            setTimeout(function() { // IE: allow previous update to finish
                callback.call(node, data);
            }, 1);
        }

        node.fire('transition:end', data);
    },

    _endNative: function(name) {
        var node = this._node,
            value = node.getComputedStyle(TRANSITION_PROPERTY);

        if (typeof value === 'string') {
            value = value.replace(new RegExp('(?:^|,\\s)' + name + ',?'), ',');
            value = value.replace(/^,|,$/, '');
            node.setStyle(TRANSITION_PROPERTY_CAMEL, value);
        }
    },

    _onNativeEnd: function(e) {
        var node = this,
            uid = Y.stamp(node),
            event = e._event,
            name = Transition._toCamel(event.propertyName),
            elapsed = event.elapsedTime,
            attrs = Transition._nodeAttrs[uid],
            attr = attrs[name],
            anim = (attr) ? attr.transition : null;

        if (anim) {
            anim.removeProperty(name);
            anim._endNative(name);

            node.fire('transition:propertyEnd', {
                type: 'propertyEnd',
                propertyName: name,
                elapsedTime: elapsed
            });

            if (anim._count <= 0)  { // after propertEnd fires
                anim._end(elapsed);
            }

        }
    },

    destroy: function() {
        var anim = this;
        if (anim._detach) {
            anim._detach.detach();
        }
        anim._node = null;
    }
};

Y.Transition = Transition;
Y.TransitionNative = Transition; // TODO: remove

/**
 *   Animate one or more css properties to a given value. Requires the "transition" module.
 *   <pre>example usage:
 *       Y.one('#demo').transition({
 *           duration: 1, // in seconds, default is 0.5
 *           easing: 'ease-out', // default is 'ease'
 *           height: '10px',
 *           width: '10px',

 *           delay: '1', // delay start for 1 second, default is 0
 *           opacity: { // per property
 *               value: 0,
 *               duration: 2,
 *               delay: 2,
 *               easing: 'ease-in'
 *           }
 *       });
 *   </pre>
 *   @for Node
 *   @method transition
 *   @param {Object} config An object containing one or more style properties, a duration and an easing.
 *   @param {Function} callback A function to run after the transition has completed.
 *   @chainable
*/
Y.Node.prototype.transition = function(config, callback) {
    var anim = this._transition;

    if (anim && !anim._running) {
        anim.init(this, config);
    } else {
        anim = new Transition(this, config);
    }

    anim.run(callback);
    return this;
};

/**
 *   Animate one or more css properties to a given value. Requires the "transition" module.
 *   <pre>example usage:
 *       Y.all('.demo').transition({
 *           duration: 1, // in seconds, default is 0.5
 *           easing: 'ease-out', // default is 'ease'
 *           height: '10px',
 *           width: '10px',

 *           delay: '1', // delay start for 1 second, default is 0
 *           opacity: { // per property
 *               value: 0,
 *               duration: 2,
 *               delay: 2,
 *               easing: 'ease-in'
 *           }
 *       });
 *   </pre>
 *   @for NodeList
 *   @method transition
 *   @param {Object} config An object containing one or more style properties, a duration and an easing.
 *   @param {Function} callback A function to run after the transition has completed. The callback fires
 *       once per item in the NodeList.
 *   @chainable
*/
Y.NodeList.prototype.transition = function(config, callback) {
    this.each(function(node) {
        node.transition(config, callback);
    });

    return this;
};


}, '@VERSION@' ,{requires:['node-base']});