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/* <copyright>
This file contains proprietary software owned by Motorola Mobility, Inc.<br/>
No rights, expressed or implied, whatsoever to this software are provided by Motorola Mobility, Inc. hereunder.<br/>
(c) Copyright 2011 Motorola Mobility, Inc. All Rights Reserved.
</copyright> */
var Montage = require("montage/core/core").Montage,
Component = require("montage/ui/component").Component;
exports.PresetsController = Montage.create(Component, {
hasTemplate : {
value: false
},
transitionClass : {
value : "nj-preset-transition"
},
addTransition: {
value: function(element) {
var transitionDuration;
element.classList.add(this.transitionClass);
element.addEventListener("webkitTransitionEnd", this, true);
//// TODO: replace this hack when webkit supports transitionStart event
transitionDuration = this.application.ninja.stylesController.getElementStyle(element, '-webkit-transition-duration', true);
element.njTimeout = window.setTimeout(function() {
this.captureWebkitTransitionEnd({
'target': element
});
}.bind(this), this._getMilliseconds(transitionDuration) + 100);
}
},
_getMilliseconds : {
value: function(duration) {
if(duration.indexOf('ms') !== -1) {
return parseInt(duration);
} else {
return parseFloat(duration)*1000;
}
}
},
captureWebkitTransitionEnd : {
value : function(e) {
var el = e.target;
//// TODO: replace this hack when webkit supports transitionStart event (see above)
window.clearTimeout(el.njTimeout);
el.classList.remove(this.transitionClass);
el.removeEventListener("webkitTransitionEnd", this, true);
}
},
applyPreset : {
value: function(presetData, useTransition) {
var selection = this.application.ninja.selectedElements;
if(!selection || !selection.length || selection.length === 0) { return false; }
var stylesController = this.application.ninja.stylesController,
selectorBase = presetData.selectorBase,
rules = [],
animationNames = [];
selectorBase = stylesController.generateClassName(selectorBase);
selection.forEach(function(element) {
var el = element._element,
animationName;
if(useTransition) {
this.addTransition(el);
}
///// TODO: remove when we find out what to do with competing animations
animationName = stylesController.getElementStyle(el, '-webkit-animation-name');
if(animationName) {
animationNames.push(animationName);
}
el.classList.add(selectorBase);
}, this);
presetData.rules.forEach(function(rule, i) {
///// Treat keyframed rules differently
if(rule.isKeyFrameRule) {
this.application.ninja.stylesController.addRule(
'@-webkit-keyframes ' + presetData.selectorBase,
this.stringifyKeys(rule.keys)
);
} else {
var suffix = rule.selectorSuffix || '';
///// TODO: remove when we find out what to do with competing animations
if(rule.styles['-webkit-animation-name']) {
rule.styles['-webkit-animation-name'] += ',' + animationNames.join(',');
}
rules.push(stylesController.addRule('.'+selectorBase + suffix, rule.styles));
}
}, this);
}
},
stringifyKeys : {
value: function(keysArray) {
var keysString = '';
keysArray.forEach(function(key) {
var styles = '', style;
for(style in key.styles) {
styles += style + ':' + key.styles[style] + '; ';
}
keysString += key.keyText + ' {' + styles + ' }';
});
return keysString;
}
}
});
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