impulse.min.js

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onEnd:function(){a.removeBody(this._body)}})},{"./animation":2,"./body":4,"./boundry":5,"./simulation":11,"./util":13,"./vector":14}],2:[function(b,d,g){var c=b("lodash.defaults"),a=window.Promise||b("promise"),f=b("./boundry"),k=b("./vector"),e=b("component-emitter"),p={to:function(a,c){this._to=a instanceof f?a:k(a,c);return this},velocity:function(a,c){this._velocity=k(a,c);return this},from:function(a,c){this._from=k(a,c);return this},_updateState:function(a,c){this._phys.position(a);this._phys.velocity(c)},
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"lodash.defaults":20,promise:27}],3:[function(b,d,g){function c(c,e,b){this._phys=c;this._opts=a({},b||{},p);this._position=c.position();this._velocity=c.velocity();this._attachment="function"===typeof e.position?e.position.bind(e):e}var a=b("lodash.defaults"),f=b("./vector"),k=b("./simulation"),e=b("./body"),p={tension:100,damping:10,seperation:0,offset:{x:0,y:0}};d.exports=c;c.prototype.position=function(a,c){if(0===arguments.length)return this._position;this._body?this._body.position=this._position=
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4:[function(b,d,g){function c(b,k,e){if(!(this instanceof c))return new c(b,k,e);this.previousPosition=this.position=a(k);this.velocity=a(b);this._fns=e}var a=b("./vector");d.exports=c;c.prototype.update=function(a){a=this.previousPosition.clone().lerp(this.position,a);this._fns.update(a,this.velocity)};c.prototype.accelerate=function(a,c){return this._fns.accelerate(a,c)};c.prototype.atRest=function(){return.01>this.velocity.norm()};c.prototype.atPosition=function(c){return.01>this.position.sub(a(c)).norm()}},
{"./vector":14}],5:[function(b,d,g){function c(a,c,b){a=(a-c.y)/b.y;return c.add(b.clone().mult(a))}function a(a,c,b){a=(a-c.x)/b.x;return c.add(b.clone().mult(a))}function f(a){if(!(this instanceof f))return new f(a);this.left="undefined"!==typeof a.left?a.left:-Infinity;this.right="undefined"!==typeof a.right?a.right:Infinity;this.top="undefined"!==typeof a.top?a.top:-Infinity;this.bottom="undefined"!==typeof a.bottom?a.bottom:Infinity}var k=b("./vector");d.exports=f;f.prototype.applyDamping=function(a,
c){var b=a.x,h=a.y;b<this.left&&(b=this.left-(this.left-b)*c);h<this.top&&(h=this.top-(this.top-h)*c);b>this.right&&(b=this.right-(this.right-b)*c);h>this.bottom&&(h=this.bottom-(this.bottom-h)*c);return k(b,h)};f.prototype.contains=function(a){return a.x>=this.left&&a.x<=this.right&&a.y>=this.top&&a.y<=this.bottom};f.prototype.nearestIntersect=function(b,f){var d=k(f).normalize();b=k(b);var h;0>f.y&&(h=c(this.top,b,d));0<f.y&&(h=c(this.bottom,b,d));var n;if(n=h)n=h.x,n=n>=this.left&&n<=this.right;
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q=m.mult(l.deceleration).negate(),r=f({left:Math.min(d.x,e.x),right:Math.max(d.x,e.x),top:Math.min(d.y,e.y),bottom:Math.max(d.y,e.y)});b=m.mult(b.norm());this._body=c(b,e,{accelerate:function(a,c){return q},update:function(a,c){m.directionEqual(c)?r.contains(a)?h.state(a,c):h.done(d,c):h.cancel(a,{x:0,y:0})}});a.addBody(this._body)},onEnd:function(){a.removeBody(this._body)}})},{"./animation":2,"./body":4,"./boundry":5,"./simulation":11}],7:[function(b,d,g){function c(c,b,d){this._phys=c;"function"===
typeof b?(this._startFn=b,b={}):this._startFn=d;this._opts=a({},f,b);b=(b=this._opts.handle)&&!b.length?[b]:b&&b.length?[].slice.call(b):c.els;b.forEach(this._setupHandle,this)}g=b("component-emitter");var a=b("lodash.defaults"),f={};d.exports=c;g(c.prototype);c.prototype.moved=function(){return 10<this._interaction.distance()};c.prototype._setupHandle=function(a){a.addEventListener("touchstart",this._start.bind(this));a.addEventListener("mousedown",this._start.bind(this));a.addEventListener("touchmove",
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function(a){this._mousedown&&(a.preventDefault(),this._interaction.update(a),this.emit("move",a))};c.prototype._end=function(a){this._mousedown&&(a.preventDefault(),this._mousedown=!1,this._interaction.end(),this.emit("end",a))}},{"component-emitter":19,"lodash.defaults":20}],8:[function(b,d,g){function c(b){if(!(this instanceof c))return new c(b);"function"===typeof b?(this._render=b,this.els=[]):(this.els=b.length?[].slice.call(b):[b],this._renderer=new f(this.els),this._render=this._renderer.update.bind(this._renderer));
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arguments);return this};c.prototype.direction=function(a){var c=this.velocity(),b,f;0>c.x?b="left":0<c.x&&(b="right");0>c.y?f="up":0<c.y&&(f="down");c=b+(f||"").toUpperCase();return a===b||a===f||a===c};c.prototype.atRest=function(){var a=this.velocity();return 0===a.x&&0===a.y};c.prototype._startAnimation=function(a){this._currentAnimation&&this._currentAnimation.running()&&this._currentAnimation.cancel();this._currentAnimation=a};c.prototype.velocity=function(c,b){if(!arguments.length)return this._velocity;
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function(a,c){return new e(this,a,c)}},{"./accelerate":1,"./attach-spring":3,"./boundry":5,"./decelerate":6,"./drag":7,"./interact":9,"./renderer":10,"./simulation":11,"./spring":12,"./vector":14,"lodash.defaults":20,promise:27}],9:[function(b,d,g){function c(c,b){this._phys=c;this._running=!1;this._opts=a({},b,l)}var a=b("lodash.defaults"),f=b("touch-velocity"),k=b("./vector"),e=b("Promise"),p=b("./util");b=b("./boundry");d.exports=c;var l={boundry:b({}),damping:0,direction:"both"};c.prototype.position=
function(a,c){var b=this._opts.direction,f=this._opts.boundry,e=k(a,c);"both"!==b&&"horizontal"!==b&&(e.x=0);"both"!==b&&"vertical"!==b&&(e.y=0);this._veloX.updatePosition(e.x);this._veloY.updatePosition(e.y);this._phys.velocity(this._veloX.getVelocity(),this._veloY.getVelocity());e=f.applyDamping(e,this._opts.damping);this._phys.position(e);return this};c.prototype.update=function(a){a=a.originalEvent||a;a=p.eventVector(a).sub(this._startPosition);this.position(a);return this};c.prototype.start=
function(a){var c=this,b=a&&p.eventVector(a),d=this._phys.position();this._running=!0;this._phys._startAnimation(this);this._startPosition=a&&b.sub(d);this._initialPosition=this._phys.position();this._veloX=new f;this._veloY=new f;this.position(d);return this._ended=new e(function(a,b){c._resolve=a;c._reject=b})};c.prototype.distance=function(){return this._initialPosition.sub(this._phys.position()).norm()};c.prototype.cancel=function(){this._running=!1;this._reject(Error("Canceled the interaction"))};
c.prototype.running=function(){return this._running};c.prototype.end=function(){this._phys.velocity(this._veloX.getVelocity(),this._veloY.getVelocity());this._resolve({velocity:this._phys.velocity(),position:this._phys.position()});return this._ended}},{"./boundry":5,"./util":13,"./vector":14,Promise:16,"lodash.defaults":20,"touch-velocity":31}],10:[function(b,d,g){function c(){p(function(){c();for(var a=k.length-1;0<=a;a--)k[a]()})}function a(a){"undefined"===typeof a.length&&(a=[a]);this.els=a;
this.styles={};this.invisibleEls=[];k.push(this.render.bind(this))}var f=["Webkit","Moz","Ms","ms"],k=[],e=function(a){for(var c,b=0;b<f.length;b++)if(c=f[b]+a[0].toUpperCase()+a.slice(1),"undefined"!==typeof document.body.style[c])return c;return a}("transform"),p=b("raf");c();var l="translate translateX translateY translateZ rotate rotateX rotateY rotateZ scale scaleX scaleY scaleZ skew skewX skewY skewZ".split(" ");d.exports=a;a.prototype.render=function(){if(this.currentPosition){var a,c=this.els,
b=this.currentPosition,f=this.styles,d,k=Object.keys(f),g=c.length,p=k.length,s,u;for(s=0;s<g;s++)if(a=[],this.visibleFn&&!this.visibleFn(b,s))this.invisibleEls[s]||(c[s].style.webkitTransform="translate3d(0, -99999px, 0)"),this.invisibleEls[s]=!0;else{this.invisibleEls[s]=!1;for(u=0;u<p;u++)prop=k[u],d="function"===typeof f[prop]?f[prop](b.x,b.y,s):f[prop],-1!==l.indexOf(prop)?a.push(prop+"("+d+")"):c[s].style[prop]=d;a=a.join(" ");a+=" translateZ(0)";c[s].style[e]=a}}};a.prototype.style=function(a,
c){if("object"===typeof a)for(prop in a)a.hasOwnProperty(prop)&&this.style(prop,a[prop]);this.styles[a]=c;return this};a.prototype.visible=function(a){this.visibleFn=a;return this};a.prototype.update=function(a,c){this.currentPosition={x:a,y:c}}},{raf:29}],11:[function(b,d,g){function c(a,c,b,f){var e=k(0,0);e.selfAdd(a);e.selfAdd(c.add(b).selfMult(2));e.selfAdd(f);e.selfMult(1/6);return e}function a(a,c,b,f){var e={};e.position=p.setv(f.dx).selfMult(b).selfAdd(a.position);e.velocity=l.setv(f.dv).selfMult(b).selfAdd(a.velocity);
return{dx:e.velocity.clone(),dv:a.accelerate(e,c).clone()}}function f(){requestAnimationFrame(function(){f();var b=Date.now()/1E3,d=b-n;n=b;.05<d&&(d=.05);for(m+=d;.015<=m;){for(b=0;b<e.length;b++){e[b].previousPosition=e[b].position.clone();var d=e[b],k=q,l=a(d,k,0,h),g=a(d,k,.0075,l),p=a(d,k,.0075,g),w=a(d,k,.015,p),k=c(l.dx,g.dx,p.dx,w.dx),l=c(l.dv,g.dv,p.dv,w.dv);d.position.selfAdd(k.selfMult(.015));d.velocity.selfAdd(l.selfMult(.015))}q+=.015;m-=.015}for(b=0;b<e.length;b++)e[b].update(m/.015)},
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update:function(a,c){h.atRest()&&h.atPosition(e)?l.done(e,{x:0,y:0}):l.state(a,c)}});a.addBody(this._body)},onEnd:function(){a.removeBody(this._body)}})},{"./animation":2,"./body":4,"./boundry":5,"./simulation":11}],13:[function(b,d,g){var c=b("./vector");d.exports.height=function(a,c,b){var e=-c/(2*a);return a*e*e+c*e+b};d.exports.eventVector=function(a){return c({x:a.touches&&a.touches[0].pageX||a.pageX,y:a.touches&&a.touches[0].pageY||a.pageY})}},{"./vector":14}],14:[function(b,d,g){function c(a,
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