blossom
Version:
Modern, Cross-Platform Application Framework
72 lines (60 loc) • 3.1 kB
JavaScript
// ==========================================================================
// Project: Blossom - Modern, Cross-Platform Application Framework
// Copyright: ©2012 Fohr Motion Picture Studios. All rights reserved.
// License: Licensed under the GPLv3 license (see BLOSSOM-LICENSE).
// ==========================================================================
/*globals sc_assert */
sc_require('animations/animation');
SC.TransitionAnimation = SC.Animation.extend({
isTransitionAnimation: true, // Walk like a duck.
/**
This property specifies how a value gets from point A to point B. You
can either use a pre-defined string which identifies a pre-made function,
or you can pass in a string with a cubic-bezier() definition.
@property String
*/
timingFunction: 'ease',
init: function() {
arguments.callee.base.apply(this, arguments);
sc_assert(typeof this.get('timingFunction') === "string");
}
});
// Values taken from: http://matthewlein.com/ceaser/.
SC.TimingFunction = {
// Built in:
'linear': 'linear',
'ease': 'ease',
'ease-in': 'ease-in',
'ease-out': 'ease-out',
'ease-in-out': 'ease-in-out',
// Penner Equations (approximated):
'ease-in-quad': 'cubic-bezier(0.550, 0.085, 0.680, 0.530)',
'ease-in-cubic': 'cubic-bezier(0.550, 0.055, 0.675, 0.190)',
'ease-in-quart': 'cubic-bezier(0.895, 0.030, 0.685, 0.220)',
'ease-in-quint': 'cubic-bezier(0.755, 0.050, 0.855, 0.060)',
'ease-in-sine': 'cubic-bezier(0.470, 0.000, 0.745, 0.715)',
'ease-in-expo': 'cubic-bezier(0.950, 0.050, 0.795, 0.035)',
'ease-in-circ': 'cubic-bezier(0.600, 0.040, 0.980, 0.335)',
'ease-in-back': 'cubic-bezier(0.600, -0.280, 0.735, 0.045)',
'ease-out-quad': 'cubic-bezier(0.250, 0.460, 0.450, 0.940)',
'ease-out-cubic': 'cubic-bezier(0.215, 0.610, 0.355, 1.000)',
'ease-out-quart': 'cubic-bezier(0.165, 0.840, 0.440, 1.000)',
'ease-out-quint': 'cubic-bezier(0.230, 1.000, 0.320, 1.000)',
'ease-out-sine': 'cubic-bezier(0.390, 0.575, 0.565, 1.000)',
'ease-out-expo': 'cubic-bezier(0.190, 1.000, 0.220, 1.000)',
'ease-out-circ': 'cubic-bezier(0.075, 0.820, 0.165, 1.000)',
'ease-out-back': 'cubic-bezier(0.175, 0.885, 0.320, 1.275)',
'ease-in-out-quad': 'cubic-bezier(0.455, 0.030, 0.515, 0.955)',
'ease-in-out-cubic': 'cubic-bezier(0.645, 0.045, 0.355, 1.000)',
'ease-in-out-quart': 'cubic-bezier(0.770, 0.000, 0.175, 1.000)',
'ease-in-out-quint': 'cubic-bezier(0.860, 0.000, 0.070, 1.000)',
'ease-in-out-sine': 'cubic-bezier(0.445, 0.050, 0.550, 0.950)',
'ease-in-out-expo': 'cubic-bezier(1.000, 0.000, 0.000, 1.000)',
'ease-in-out-circ': 'cubic-bezier(0.785, 0.135, 0.150, 0.860)',
'ease-in-out-back': 'cubic-bezier(0.680, -0.550, 0.265, 1.550)',
get: function(key) {
var ret = this[key];
if (!ret) console.log('SC.TimingFunction: "%@" is not a known timing function.'.fmt(key));
return ret? ret : 'ease'; // Default.
}
};