mirror of
https://github.com/rjNemo/vf-site
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304 lines
8.3 KiB
JavaScript
304 lines
8.3 KiB
JavaScript
/*
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* jQuery Easing v1.3 - http://gsgd.co.uk/sandbox/jquery/easing/
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*
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* Uses the built in easing capabilities added In jQuery 1.1
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* to offer multiple easing options
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*
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* TERMS OF USE - EASING EQUATIONS
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*
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* Open source under the BSD License.
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*
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* Copyright © 2001 Robert Penner
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* All rights reserved.
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*
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* TERMS OF USE - jQuery Easing
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*
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* Open source under the BSD License.
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*
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* Copyright © 2008 George McGinley Smith
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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*
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* Redistributions of source code must retain the above copyright notice, this list of
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* conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright notice, this list
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* of conditions and the following disclaimer in the documentation and/or other materials
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* provided with the distribution.
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*
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* Neither the name of the author nor the names of contributors may be used to endorse
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* or promote products derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
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* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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* OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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jQuery.easing.jswing = jQuery.easing.swing;
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jQuery.extend(jQuery.easing, {
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def: "easeOutQuad",
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swing: function (e, f, a, h, g) {
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"use strict";
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return jQuery.easing[jQuery.easing.def](e, f, a, h, g);
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},
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easeInQuad: function (e, f, a, h, g) {
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"use strict";
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return h * (f /= g) * f + a;
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},
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easeOutQuad: function (e, f, a, h, g) {
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"use strict";
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return -h * (f /= g) * (f - 2) + a;
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},
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easeInOutQuad: function (e, f, a, h, g) {
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"use strict";
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if ((f /= g / 2) < 1) {
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return (h / 2) * f * f + a;
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}
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return (-h / 2) * (--f * (f - 2) - 1) + a;
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},
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easeInCubic: function (e, f, a, h, g) {
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"use strict";
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return h * (f /= g) * f * f + a;
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},
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easeOutCubic: function (e, f, a, h, g) {
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"use strict";
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return h * ((f = f / g - 1) * f * f + 1) + a;
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},
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easeInOutCubic: function (e, f, a, h, g) {
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"use strict";
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if ((f /= g / 2) < 1) {
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return (h / 2) * f * f * f + a;
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}
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return (h / 2) * ((f -= 2) * f * f + 2) + a;
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},
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easeInQuart: function (e, f, a, h, g) {
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"use strict";
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return h * (f /= g) * f * f * f + a;
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},
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easeOutQuart: function (e, f, a, h, g) {
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"use strict";
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return -h * ((f = f / g - 1) * f * f * f - 1) + a;
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},
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easeInOutQuart: function (e, f, a, h, g) {
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"use strict";
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if ((f /= g / 2) < 1) {
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return (h / 2) * f * f * f * f + a;
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}
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return (-h / 2) * ((f -= 2) * f * f * f - 2) + a;
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},
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easeInQuint: function (e, f, a, h, g) {
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"use strict";
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return h * (f /= g) * f * f * f * f + a;
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},
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easeOutQuint: function (e, f, a, h, g) {
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"use strict";
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return h * ((f = f / g - 1) * f * f * f * f + 1) + a;
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},
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easeInOutQuint: function (e, f, a, h, g) {
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"use strict";
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if ((f /= g / 2) < 1) {
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return (h / 2) * f * f * f * f * f + a;
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}
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return (h / 2) * ((f -= 2) * f * f * f * f + 2) + a;
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},
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easeInSine: function (e, f, a, h, g) {
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"use strict";
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return -h * Math.cos((f / g) * (Math.PI / 2)) + h + a;
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},
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easeOutSine: function (e, f, a, h, g) {
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"use strict";
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return h * Math.sin((f / g) * (Math.PI / 2)) + a;
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},
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easeInOutSine: function (e, f, a, h, g) {
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"use strict";
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return (-h / 2) * (Math.cos((Math.PI * f) / g) - 1) + a;
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},
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easeInExpo: function (e, f, a, h, g) {
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"use strict";
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return f == 0 ? a : h * Math.pow(2, 10 * (f / g - 1)) + a;
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},
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easeOutExpo: function (e, f, a, h, g) {
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"use strict";
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return f == g ? a + h : h * (-Math.pow(2, (-10 * f) / g) + 1) + a;
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},
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easeInOutExpo: function (e, f, a, h, g) {
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"use strict";
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if (f == 0) {
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return a;
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}
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if (f == g) {
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return a + h;
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}
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if ((f /= g / 2) < 1) {
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return (h / 2) * Math.pow(2, 10 * (f - 1)) + a;
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}
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return (h / 2) * (-Math.pow(2, -10 * --f) + 2) + a;
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},
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easeInCirc: function (e, f, a, h, g) {
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"use strict";
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return -h * (Math.sqrt(1 - (f /= g) * f) - 1) + a;
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},
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easeOutCirc: function (e, f, a, h, g) {
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"use strict";
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return h * Math.sqrt(1 - (f = f / g - 1) * f) + a;
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},
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easeInOutCirc: function (e, f, a, h, g) {
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"use strict";
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if ((f /= g / 2) < 1) {
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return (-h / 2) * (Math.sqrt(1 - f * f) - 1) + a;
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}
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return (h / 2) * (Math.sqrt(1 - (f -= 2) * f) + 1) + a;
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},
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easeInElastic: function (f, h, e, l, k) {
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"use strict";
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var i = 1.70158;
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var j = 0;
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var g = l;
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if (h == 0) {
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return e;
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}
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if ((h /= k) == 1) {
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return e + l;
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}
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if (!j) {
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j = k * 0.3;
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}
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if (g < Math.abs(l)) {
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g = l;
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var i = j / 4;
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} else {
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var i = (j / (2 * Math.PI)) * Math.asin(l / g);
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}
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return (
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-(
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g *
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Math.pow(2, 10 * (h -= 1)) *
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Math.sin(((h * k - i) * (2 * Math.PI)) / j)
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) + e
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);
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},
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easeOutElastic: function (f, h, e, l, k) {
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"use strict";
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var i = 1.70158;
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var j = 0;
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var g = l;
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if (h == 0) {
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return e;
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}
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if ((h /= k) == 1) {
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return e + l;
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}
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if (!j) {
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j = k * 0.3;
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}
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if (g < Math.abs(l)) {
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g = l;
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var i = j / 4;
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} else {
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var i = (j / (2 * Math.PI)) * Math.asin(l / g);
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}
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return (
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g * Math.pow(2, -10 * h) * Math.sin(((h * k - i) * (2 * Math.PI)) / j) +
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l +
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e
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);
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},
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easeInOutElastic: function (f, h, e, l, k) {
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"use strict";
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var i = 1.70158;
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var j = 0;
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var g = l;
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if (h == 0) {
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return e;
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}
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if ((h /= k / 2) == 2) {
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return e + l;
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}
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if (!j) {
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j = k * (0.3 * 1.5);
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}
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if (g < Math.abs(l)) {
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g = l;
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var i = j / 4;
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} else {
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var i = (j / (2 * Math.PI)) * Math.asin(l / g);
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}
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if (h < 1) {
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return (
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-0.5 *
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(g *
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Math.pow(2, 10 * (h -= 1)) *
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Math.sin(((h * k - i) * (2 * Math.PI)) / j)) +
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e
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);
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}
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return (
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g *
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Math.pow(2, -10 * (h -= 1)) *
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Math.sin(((h * k - i) * (2 * Math.PI)) / j) *
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0.5 +
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l +
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e
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);
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},
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easeInBack: function (e, f, a, i, h, g) {
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"use strict";
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if (g == undefined) {
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g = 1.70158;
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}
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return i * (f /= h) * f * ((g + 1) * f - g) + a;
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},
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easeOutBack: function (e, f, a, i, h, g) {
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"use strict";
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if (g == undefined) {
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g = 1.70158;
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}
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return i * ((f = f / h - 1) * f * ((g + 1) * f + g) + 1) + a;
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},
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easeInOutBack: function (e, f, a, i, h, g) {
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"use strict";
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if (g == undefined) {
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g = 1.70158;
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}
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if ((f /= h / 2) < 1) {
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return (i / 2) * (f * f * (((g *= 1.525) + 1) * f - g)) + a;
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}
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return (i / 2) * ((f -= 2) * f * (((g *= 1.525) + 1) * f + g) + 2) + a;
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},
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easeInBounce: function (e, f, a, h, g) {
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"use strict";
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return h - jQuery.easing.easeOutBounce(e, g - f, 0, h, g) + a;
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},
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easeOutBounce: function (e, f, a, h, g) {
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"use strict";
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if ((f /= g) < 1 / 2.75) {
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return h * (7.5625 * f * f) + a;
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} else {
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if (f < 2 / 2.75) {
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return h * (7.5625 * (f -= 1.5 / 2.75) * f + 0.75) + a;
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} else {
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if (f < 2.5 / 2.75) {
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return h * (7.5625 * (f -= 2.25 / 2.75) * f + 0.9375) + a;
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} else {
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return h * (7.5625 * (f -= 2.625 / 2.75) * f + 0.984375) + a;
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}
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}
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}
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},
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easeInOutBounce: function (e, f, a, h, g) {
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"use strict";
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if (f < g / 2) {
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return jQuery.easing.easeInBounce(e, f * 2, 0, h, g) * 0.5 + a;
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}
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return (
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jQuery.easing.easeOutBounce(e, f * 2 - g, 0, h, g) * 0.5 + h * 0.5 + a
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);
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},
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});
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