metamaps--metamaps/app/assets/javascripts/lib/jquery.roundabout.min.js

/**
 * jQuery Roundabout - v2.3
 * http://fredhq.com/projects/roundabout
 *
 * Moves list-items of enabled ordered and unordered lists long
 * a chosen path. Includes the default "lazySusan" path, that
 * moves items long a spinning turntable.
 *
 * Terms of Use // jQuery Roundabout
 * 
 * Open source under the BSD license
 *
 * Copyright (c) 2011-2012, Fred LeBlanc
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without 
 * modification, are permitted provided that the following conditions are met:
 * 
 *   - Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 *   - Redistributions in binary form must reproduce the above 
 *     copyright notice, this list of conditions and the following 
 *     disclaimer in the documentation and/or other materials provided 
 *     with the distribution.
 *   - Neither the name of the author nor the names of its contributors 
 *     may be used to endorse or promote products derived from this 
 *     software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE 
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 
 * POSSIBILITY OF SUCH DAMAGE.
 */
(function(a){"use strict";var b,c,d;a.extend({roundaboutShapes:{def:"lazySusan",lazySusan:function(a,b,c){return{x:Math.sin(a+b),y:Math.sin(a+3*Math.PI/2+b)/8*c,z:(Math.cos(a+b)+1)/2,scale:Math.sin(a+Math.PI/2+b)/2+.5}}}});b={bearing:0,tilt:0,minZ:100,maxZ:280,minOpacity:.4,maxOpacity:1,minScale:.4,maxScale:1,duration:600,btnNext:null,btnNextCallback:function(){},btnPrev:null,btnPrevCallback:function(){},btnToggleAutoplay:null,btnStartAutoplay:null,btnStopAutoplay:null,easing:"swing",clickToFocus:true,clickToFocusCallback:function(){},focusBearing:0,shape:"lazySusan",debug:false,childSelector:"li",startingChild:null,reflect:false,floatComparisonThreshold:.001,autoplay:false,autoplayDuration:1e3,autoplayPauseOnHover:false,autoplayCallback:function(){},autoplayInitialDelay:0,enableDrag:false,dropDuration:600,dropEasing:"swing",dropAnimateTo:"nearest",dropCallback:function(){},dragAxis:"x",dragFactor:4,triggerFocusEvents:true,triggerBlurEvents:true,responsive:false};c={autoplayInterval:null,autoplayIsRunning:false,autoplayStartTimeout:null,animating:false,childInFocus:-1,touchMoveStartPosition:null,stopAnimation:false,lastAnimationStep:false};d={init:function(e,f,g){var h,i=(new Date).getTime();e=typeof e==="object"?e:{};f=a.isFunction(f)?f:function(){};f=a.isFunction(e)?e:f;h=a.extend({},b,e,c);return this.each(function(){var b=a(this),c=b.children(h.childSelector).length,e=360/c,i=h.startingChild&&h.startingChild>c-1?c-1:h.startingChild,j=h.startingChild===null?h.bearing:360-i*e,k=b.css("position")!=="static"?b.css("position"):"relative";b.css({padding:0,position:k}).addClass("roundabout-holder").data("roundabout",a.extend({},h,{startingChild:i,bearing:j,oppositeOfFocusBearing:d.normalize.apply(null,[h.focusBearing-180]),dragBearing:j,period:e}));if(g){b.unbind(".roundabout").children(h.childSelector).unbind(".roundabout")}else{if(h.responsive){a(window).bind("resize",function(){d.relayoutChildren.apply(b)})}}if(h.clickToFocus){b.children(h.childSelector).each(function(c){a(this).bind("click.roundabout",function(){var e=d.getPlacement.apply(b,[c]);if(!d.isInFocus.apply(b,[e])){d.stopAnimation.apply(a(this));if(!b.data("roundabout").animating){d.animateBearingToFocus.apply(b,[e,b.data("roundabout").clickToFocusCallback])}return false}})})}if(h.btnNext){a(h.btnNext).bind("click.roundabout",function(){if(!b.data("roundabout").animating){d.animateToNextChild.apply(b,[b.data("roundabout").btnNextCallback])}return false})}if(h.btnPrev){a(h.btnPrev).bind("click.roundabout",function(){d.animateToPreviousChild.apply(b,[b.data("roundabout").btnPrevCallback]);return false})}if(h.btnToggleAutoplay){a(h.btnToggleAutoplay).bind("click.roundabout",function(){d.toggleAutoplay.apply(b);return false})}if(h.btnStartAutoplay){a(h.btnStartAutoplay).bind("click.roundabout",function(){d.startAutoplay.apply(b);return false})}if(h.btnStopAutoplay){a(h.btnStopAutoplay).bind("click.roundabout",function(){d.stopAutoplay.apply(b);return false})}if(h.autoplayPauseOnHover){b.bind("mouseenter.roundabout.autoplay",function(){d.stopAutoplay.apply(b,[true])}).bind("mouseleave.roundabout.autoplay",function(){d.startAutoplay.apply(b)})}if(h.enableDrag){if(!a.isFunction(b.drag)){if(h.debug){alert("You do not have the drag plugin loaded.")}}else if(!a.isFunction(b.drop)){if(h.debug){alert("You do not have the drop plugin loaded.")}}else{b.drag(function(a,c){var e=b.data("roundabout"),f=e.dragAxis.toLowerCase()==="x"?"deltaX":"deltaY";d.stopAnimation.apply(b);d.setBearing.apply(b,[e.dragBearing+c[f]/e.dragFactor])}).drop(function(a){var c=b.data("roundabout"),e=d.getAnimateToMethod(c.dropAnimateTo);d.allowAnimation.apply(b);d[e].apply(b,[c.dropDuration,c.dropEasing,c.dropCallback]);c.dragBearing=c.period*d.getNearestChild.apply(b)})}b.each(function(){var b=a(this).get(0),c=a(this).data("roundabout"),e=c.dragAxis.toLowerCase()==="x"?"pageX":"pageY",f=d.getAnimateToMethod(c.dropAnimateTo);if(b.addEventListener){b.addEventListener("touchstart",function(a){c.touchMoveStartPosition=a.touches[0][e]},false);b.addEventListener("touchmove",function(b){var f=(b.touches[