/*!
 * VERSION: 1.0.3
 * DATE: 2016-05-04
 * 
 * Requires:
 *     GSAP TweenMax (import com.greensock.*;)
 *     GASP drawSVG Plugin ()
 *          This work is subject to the terms at http://greensock.com/standard-license or for
 *          Club GreenSock members, the software agreement that was issued with your membership.
 *
 * @license Copyright (c) 2016, Tenzing Communications Inc. All rights reserved.
 * 
 * @author: Dan Rempel, dan@gotenzing.com
 
 * Usage Example:
 *    var myEySvg = initEySvgFrame(10, 196, 193); // frame line weight, width, height
 *    document.getElementById("body").appendChild(myEySvg);
 *    animateEyFrame(2); // delay in seconds
 *    animateGradient(2); // delay in seconds
 *    animateFill(2); // delay in seconds
 * 
 **/

var eySvg;var eyStroke;var eyDot1;var eyDot2;var eyDot3;var eyGradient;var eyFill;var tl;var eyStrokeWeight;var eySvgHeight;var eySvgWidth;var eyAngleHeight;var eyDotSpacing;var eyDotDuration=0.2;var eyFrameDuration=1;var eyGradientDuration=1;var eyFillDuration=1;var eyColor='#FFD400';var svgNS='http://www.w3.org/2000/svg';var isForward=!0;var initEySvgFrame=function(b,d,f){tl=new TimelineMax({onStart:tlStart,onUpdate:tlUpdate,onComplete:tlComplete,onReverseComplete:tlReverseComplete}),eyDotSpacing=Math.floor(b*8.5/10),eyStrokeWeight=b,eySvgWidth=d,eySvgHeight=f;var h=10*Math.PI/180;eyAngleHeight=Math.tan(h)*(d-b);var a=document.createElementNS(svgNS,'svg');a.setAttribute('id','ey-frame'),a.setAttribute('width',d+'px'),a.setAttribute('height',f+'px'),a.setAttribute('viewBox','0 0 '+eySvgWidth+' '+eySvgHeight);var g=document.createElementNS(svgNS,'defs');a.appendChild(g);var c=document.createElementNS(svgNS,'linearGradient');c.setAttribute('id','linear-gradient'),c.setAttribute('x1','0%'),c.setAttribute('x2','0%'),c.setAttribute('y1','0%'),c.setAttribute('y2','100%'),g.appendChild(c);var e;return e=createStop({id:'stop-1',offset:'0%',color:'Black',opacity:'.7'}),c.appendChild(e),e=createStop({id:'stop-2',offset:'100%',color:'Black',opacity:'0'}),c.appendChild(e),eyGradient=createShape('ey-gradient','url(#linear-gradient)'),a.appendChild(eyGradient),eyDot1=createDot(1),a.appendChild(eyDot1),eyDot2=createDot(2),a.appendChild(eyDot2),eyDot3=createDot(3),a.appendChild(eyDot3),eyStroke=createPath('ey-stroke'),eyStroke.setAttribute('d',' M '+(eyStrokeWeight+eyDotSpacing)*3+' '+(eySvgHeight-b/2)+' H '+(d-b/2)+' V '+b/1.5+' L '+b/2+' '+(eyAngleHeight+b/2)+' V '+(f-b-eyDotSpacing)),a.appendChild(eyStroke),a;};var animateEyFrame=function(b){isForward=!0,tl.timeScale(1);var a=0;tl.fromTo(eyDot1,eyDotDuration,{drawSVG:'0'},{drawSVG:'0 '+(a+=eyStrokeWeight+eyDotSpacing),ease:Power1.easeInOut,delay:b}),tl.fromTo(eyDot2,eyDotDuration,{drawSVG:'0'},{drawSVG:'0 '+(a+=eyStrokeWeight+eyDotSpacing),ease:Power1.easeInOut}),tl.fromTo(eyDot3,eyDotDuration,{drawSVG:'0'},{drawSVG:'0 '+(a+=eyStrokeWeight+eyDotSpacing),ease:Power1.easeInOut}),tl.call(tlDotToLine,[]),tl.fromTo(eyStroke,eyFrameDuration,{drawSVG:'0'},{drawSVG:'0 100%',ease:Power1.easeIn});};var animateEyReverse=function(a){TweenMax.delayedCall(a,intAnimateEyReverse,[0]);};var animateGradient=function(a){tl.fromTo(eyGradient,0.5,{opacity:0},{opacity:1,delay:a});};var animateFill=function(a){(typeof eyFill==='undefined'||variable===null)&&(eyFill=createShape('ey-gradient',eyColor),eySvg.appendChild(eyFill)),tl.fromTo(eyFill,0.5,{y:eySvgHeight},{y:0,ease:Power2.easeIn,delay:a});};var createPath=function(b){var a=document.createElementNS(svgNS,'path');return a.setAttribute('id',b),a.setAttribute('fill','none'),a.setAttribute('stroke',eyColor),a.setAttribute('stroke-width',eyStrokeWeight),a.setAttribute('stroke-miterlimit','10'),a;};var createDot=function(b){var a=createPath('ey-dot'+b);return a.setAttribute('d',' M '+(eyStrokeWeight+eyDotSpacing)*(b-1)+' '+(eySvgHeight-eyStrokeWeight/2)+' h '+eyStrokeWeight),a;};var createShape=function(b,c){var a=document.createElementNS(svgNS,'path');return a.setAttribute('id',b),a.setAttribute('fill',c),a.setAttribute('d',' M 0 '+eySvgHeight+' H '+eySvgWidth+' V 2 '+' L 0 '+(eyAngleHeight+2)+' Z '),a;};var createStop=function(b){var a=document.createElementNS(svgNS,'stop');return a.setAttribute('id',b.id),a.setAttribute('offset',b.offset),a.setAttribute('stop-color',b.color),a.setAttribute('stop-opacity',b.opacity),a;};var intAnimateEyReverse=function(a){isForward=!1,tl.reverse(a),tl.timeScale;};var tlStart=function(){};var tlDotToLine=function(){isForward||tl.timeScale(4);};var tlUpdate=function(){};var tlComplete=function(){};var tlReverseComplete=function(){};