vanilla-tilt.min.js.txt

var VanillaTilt=function(){"use strict";class t{constructor(t,e={}){if(!(t instanceof Node))throw"Can't initialize VanillaTilt because "+t+" is not a Node.";this.width=null,this.height=null,this.left=null,this.top=null,this.transitionTimeout=null,this.updateCall=null,this.updateBind=this.update.bind(this),this.resetBind=this.reset.bind(this),this.element=t,this.settings=this.extendSettings(e),this.reverse=this.settings.reverse?-1:1,this.glare=this.isSettingTrue(this.settings.glare),this.glarePrerender=this.isSettingTrue(this.settings["glare-prerender"]),this.glare&&this.prepareGlare(),this.addEventListeners()}isSettingTrue(t){return""===t||!0===t||1===t}addEventListeners(){this.onMouseEnterBind=this.onMouseEnter.bind(this),this.onMouseMoveBind=this.onMouseMove.bind(this),this.onMouseLeaveBind=this.onMouseLeave.bind(this),this.onWindowResizeBind=this.onWindowResizeBind.bind(this),this.element.addEventListener("mouseenter",this.onMouseEnterBind),this.element.addEventListener("mousemove",this.onMouseMoveBind),this.element.addEventListener("mouseleave",this.onMouseLeaveBind),this.glare&&window.addEventListener("resize",this.onWindowResizeBind)}removeEventListeners(){this.element.removeEventListener("mouseenter",this.onMouseEnterBind),this.element.removeEventListener("mousemove",this.onMouseMoveBind),this.element.removeEventListener("mouseleave",this.onMouseLeaveBind),this.glare&&window.removeEventListener("resize",this.onWindowResizeBind)}destroy(){clearTimeout(this.transitionTimeout),null!==this.updateCall&&cancelAnimationFrame(this.updateCall),this.reset(),this.removeEventListeners(),this.element.vanillaTilt=null,delete this.element.vanillaTilt,this.element=null}onMouseEnter(t){this.updateElementPosition(),this.element.style.willChange="transform",this.setTransition()}onMouseMove(t){null!==this.updateCall&&cancelAnimationFrame(this.updateCall),this.event=t,this.updateCall=requestAnimationFrame(this.updateBind)}onMouseLeave(t){this.setTransition(),this.settings.reset&&requestAnimationFrame(this.resetBind)}reset(){this.event={pageX:this.left+this.width/2,pageY:this.top+this.height/2},this.element.style.transform="perspective("+this.settings.perspective+"px) rotateX(0deg) rotateY(0deg) scale3d(1, 1, 1)",this.glare&&(this.glareElement.style.transform="rotate(180deg) translate(-50%, -50%)",this.glareElement.style.opacity="0")}getValues(){let t=(this.event.clientX-this.left)/this.width,e=(this.event.clientY-this.top)/this.height;return t=Math.min(Math.max(t,0),1),e=Math.min(Math.max(e,0),1),{tiltX:(this.reverse*(this.settings.max/2-t*this.settings.max)).toFixed(2),tiltY:(this.reverse*(e*this.settings.max-this.settings.max/2)).toFixed(2),percentageX:100*t,percentageY:100*e,angle:Math.atan2(this.event.clientX-(this.left+this.width/2),-(this.event.clientY-(this.top+this.height/2)))*(180/Math.PI)}}updateElementPosition(){let t=this.element.getBoundingClientRect();this.width=this.element.offsetWidth,this.height=this.element.offsetHeight,this.left=t.left,this.top=t.top}update(){let t=this.getValues();this.element.style.transform="perspective("+this.settings.perspective+"px) rotateX("+("x"===this.settings.axis?0:t.tiltY)+"deg) rotateY("+("y"===this.settings.axis?0:t.tiltX)+"deg) scale3d("+this.settings.scale+", "+this.settings.scale+", "+this.settings.scale+")",this.glare&&(this.glareElement.style.transform=`rotate(${t.angle}deg) translate(-50%, -50%)`,this.glareElement.style.opacity=`${t.percentageY*this.settings["max-glare"]/100}`),this.element.dispatchEvent(new CustomEvent("tiltChange",{detail:t})),this.updateCall=null}prepareGlare(){if(!this.glarePrerender){const t=document.createElement("div");t.classList.add("js-tilt-glare");const e=document.createElement("div");e.classList.add("js-tilt-glare-inner"),t.appendChild(e),this.element.appendChild(t)}this.glareElementWrapper=this.element.querySelector(".js-tilt-glare"),this.glareElement=this.element.querySelector(".js-tilt-glare-inner"),this.glarePrerender||(Object.assign(this.glareElementWrapper.style,{position:"absolute",top:"0",left:"0",width:"100%",height:"100%",overflow:"hidden"}),Object.assign(this.glareElement.style,{position:"absolute",top:"50%",left:"50%","pointer-events":"none","background-image":`linear-gradient(0deg, rgba(255,255,255,0) 0%, rgba(255,255,255,1) 100%)`,width:`${2*this.element.offsetWidth}px`,height:`${2*this.element.offsetWidth}px`,transform:"rotate(180deg) translate(-50%, -50%)","transform-origin":"0% 0%",opacity:"0"}))}updateGlareSize(){Object.assign(this.glareElement.style,{width:`${2*this.element.offsetWidth}`,height:`${2*this.element.offsetWidth}`})}onWindowResizeBind(){this.updateGlareSize()}setTransition(){clearTimeout(this.transitionTimeout),this.element.style.transition=this.settings.speed+"ms "+this.settings.easing,this.glare&&(this.glareElement.style.transition=`opacity ${this.settings.speed}ms ${this.settings.easing}`),this.transitionTimeout=setTimeout(()=>{this.element.style.transition="";this.glare&&(this.glareElement.style.transition="")},this.settings.speed)}extendSettings(t){let e={reverse:!1,max:35,perspective:1e3,easing:"cubic-bezier(.03,.98,.52,.99)",scale:"1",speed:"300",transition:!0,axis:null,glare:!1,"max-glare":1,"glare-prerender":!1,reset:!0},i={};for(var s in e)if(s in t)i[s]=t[s];else if(this.element.hasAttribute("data-tilt-"+s)){let t=this.element.getAttribute("data-tilt-"+s);try{i[s]=JSON.parse(t)}catch(e){i[s]=t}}else i[s]=e[s];return i}static init(e,i){e instanceof Node&&(e=[e]),e instanceof NodeList&&(e=[].slice.call(e)),e instanceof Array&&e.forEach(e=>{"vanillaTilt"in e||(e.vanillaTilt=new t(e,i))})}}return"undefined"!=typeof document&&(window.VanillaTilt=t,t.init(document.querySelectorAll("[data-tilt]"))),t}();