This is the code that runs https://bandolier.learnjsthehardway.com/ for you to review. It uses the https://git.learnjsthehardway.com/learn-javascript-the-hard-way/bandolier-template to create the documentation for the project.
https://bandolier.learnjsthehardway.com/
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6 lines
3.8 KiB
6 lines
3.8 KiB
/*!
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* ztext.js v0.0.1
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* https://bennettfeely.com/ztext
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* Licensed MIT | (c) 2020 Bennett Feely
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*/
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if(CSS.supports("-moz-transform-style","preserve-3d")||CSS.supports("-ms-transform-style","preserve-3d")||CSS.supports("-webkit-transform-style","preserve-3d")||CSS.supports("transform-style","preserve-3d")){z_default={depth:"1rem",direction:"both",event:"none",eventRotation:"30deg",eventDirection:"default",fade:!1,layers:10,perspective:"500px",z:!0};var zs=document.querySelectorAll("[data-z]");function Ztextify(e,t){document.querySelectorAll(e).forEach(e=>{zDraw(e,t)})}function zDraw(e,t){if("false"!==(t.zEngaged||z_default.zEngaged)){var n=t.depth||z_default.depth,r=n.match(/[a-z]+/)[0],a=parseFloat(n.replace(r,"")),s=t.direction||z_default.direction,o=t.event||z_default.event,l=t.eventRotation||z_default.eventRotation,d=l.match(/[a-z]+/)[0],c=parseFloat(l.replace(d,"")),p=t.eventDirection||z_default.eventDirection,f=t.fade||z_default.fade,u=t.layers||z_default.layers,v=t.perspective||z_default.perspective,y=t.transform||z_default.transform,w=e.innerHTML;e.innerHTML="",e.style.display="inline-block",e.style.position="relative",e.style.webkitPerspective=v,e.style.perspective=v;var z=document.createElement("span");z.setAttribute("class","z-text"),z.style.display="inline-block",z.style.webkitTransformStyle="preserve-3d",z.style.transformStyle="preserve-3d";var h=document.createElement("span");for(h.setAttribute("class","z-layers"),h.style.display="inline-block",h.style.webkitTransformStyle="preserve-3d",h.style.transformStyle="preserve-3d",z.append(h),i=0;i<u;i++){let e=i/u;var m=document.createElement("span");if(m.setAttribute("class","z-layer"),m.innerHTML=w,m.style.display="inline-block","backwards"===s)var b=-e*a;if("both"===s)b=-e*a+a/2;if("forwards"===s)b=-e*a+a;y="translateZ("+b+r+")";m.style.webkitTransform=y,m.style.transform=y,i>=1&&(m.style.position="absolute",m.style.top=0,m.style.left=0,m.setAttribute("aria-hidden","true"),m.style.pointerEvents="none",m.style.mozUserSelect="none",m.style.msUserSelect="none",m.style.webkitUserSelect="none",m.style.userSelect="none",!0!==f&&"true"!==f||(m.style.opacity=(1-e)/2)),h.append(m)}function g(e,t){if("reverse"==p)var n=-1;else n=1;var r=e*c*n,i=-t*c*n,a=(Math.min(Math.max(r,-1),1),Math.min(Math.max(i,-1),1),"rotateX("+i+d+") rotateY("+r+d+")");h.style.webkitTransform=a,h.style.transform=a}if(e.append(z),"pointer"===o&&(window.addEventListener("mousemove",e=>{g(2*(e.clientX/window.innerWidth-.5),2*(e.clientY/window.innerHeight-.5))},!1),window.addEventListener("touchmove",e=>{g(2*(e.touches[0].clientX/window.innerWidth-.5),2*(e.touches[0].clientY/window.innerHeight-.5))},!1)),"scroll"==o){scroll(),window.addEventListener("scroll",(function(){var t=e.getBoundingClientRect(),n=t.left+t.width/2-window.innerWidth/2,r=t.top+t.height/2-window.innerHeight/2;g(n/window.innerWidth*-2,r/window.innerHeight*-2)}),!1)}if("scrollY"==o){scrollY(),window.addEventListener("scroll",(function(){var t=e.getBoundingClientRect();g(0,(t.top+t.height/2-window.innerHeight/2)/window.innerHeight*-2)}),!1)}if("scrollX"==o){scrollX(),window.addEventListener("scroll",(function(){var t=e.getBoundingClientRect();g((t.left+t.width/2-window.innerWidth/2)/window.innerWidth*-2,0)}),!1)}}}zs.forEach(e=>{options={depth:e.dataset.zDepth||z_default.depth,direction:e.dataset.zDirection||z_default.direction,event:e.dataset.zEvent||z_default.event,eventRotation:e.dataset.zEventrotation||z_default.eventRotation,eventDirection:e.dataset.zEventdirection||z_default.eventDirection,fade:e.dataset.zFade||z_default.fade,layers:parseFloat(e.dataset.zLayers)||z_default.layers,perspective:e.dataset.zPerspective||z_default.perspective,zEngaged:e.dataset.z||z_default.z},zDraw(e,options)})}else console.error("ztext is disabled because CSS transform-style: preserve3d; is unsupported."); |