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cn.luues.tool.captcha.slide.static.disk.longbow.slidercaptcha.min.js Maven / Gradle / Ivy
(function(){"use strict";function u(n){var i=document.getElementById(n.id),r=typeof n=="object"&&n;return new t(i,r)}var r=function(){var u=arguments.length,n=arguments[0]||{},t,i,r;for(typeof n!="object"&&typeof n!="function"&&(n={}),u==1&&(n=this,t--),t=1;t-1,r=this.options.sliderL+this.options.sliderR*2+3,e=function(t,i){var r=n.options.sliderL,o=n.options.sliderR,s=n.options.PI,u=n.x,e=n.y;t.beginPath();t.moveTo(u,e);t.arc(u+r/2,e-o+2,o,.72*s,2.26*s);t.lineTo(u+r,e);t.arc(u+r+o-2,e+r/2,o,1.21*s,2.78*s);t.lineTo(u+r,e+r);t.lineTo(u,e+r);t.arc(u+o-2,e+r/2,o+.4,2.76*s,1.24*s,!0);t.lineTo(u,e);t.lineWidth=2;t.fillStyle="rgba(255, 255, 255, 0.7)";t.strokeStyle="rgba(255, 255, 255, 0.7)";t.stroke();t[i]();t.globalCompositeOperation=f?"xor":"destination-over"},o=function(n,t){return Math.round(Math.random()*(t-n)+n)},t=new Image,u;t.crossOrigin="Anonymous";u=0;t.onload=function(){n.x=o(r+10,n.options.width-(r+10));n.y=o(10+n.options.sliderR*2,n.options.height-(r+10));e(n.canvasCtx,"fill");e(n.blockCtx,"clip");n.canvasCtx.drawImage(t,0,0,n.options.width-2,n.options.height);n.blockCtx.drawImage(t,0,0,n.options.width-2,n.options.height);var i=n.y-n.options.sliderR*2-1,u=n.blockCtx.getImageData(n.x-3,i,r,r);n.block.width=r;n.blockCtx.putImageData(u,0,i+1);n.text.textContent=n.text.getAttribute("data-text")};t.onerror=function(){if(u++,window.location.protocol==="file:"&&(u=n.options.maxLoadCount,console.error("can't load pic resource file from File protocal. Please try http or https")),u>=n.options.maxLoadCount){n.text.textContent="加载失败";n.classList.add("text-danger");return}t.src=n.options.localImages()};t.setSrc=function(){var r="",e;u=0;n.text.classList.remove("text-danger");i(n.options.setSrc)&&(r=n.options.setSrc());r&&r!==""||(r="https://picsum.photos/"+n.options.width+"/"+n.options.height+"/?image="+Math.round(Math.random()*20));f?(e=new XMLHttpRequest,e.onloadend=function(n){var i=new FileReader;i.readAsDataURL(n.target.response);i.onloadend=function(n){t.src=n.target.result}},e.open("GET",r),e.responseType="blob",e.send()):t.src=r};t.setSrc();this.text.setAttribute("data-text",this.options.barText);this.text.textContent=this.options.loadingText;this.img=t};n.clean=function(){this.canvasCtx.clearRect(0,0,this.options.width,this.options.height);this.blockCtx.clearRect(0,0,this.options.width,this.options.height);this.block.width=this.options.width};n.bindEvents=function(){var n=this;this.$element.addEventListener("selectstart",function(){return!1});this.refreshIcon.addEventListener("click",function(){n.text.text(n.options.barText);n.reset();i(n.options.onRefresh)&&n.options.onRefresh.call(n.$element)});var r,u,f=[],t=!1,e=function(i){n.text.classList.contains("text-danger")||(r=i.clientX||i.touches[0].clientX,u=i.clientY||i.touches[0].clientY,t=!0)},o=function(i){var o;if(!t)return!1;var s=i.clientX||i.touches[0].clientX,h=i.clientY||i.touches[0].clientY,e=s-r,c=h-u;if(e<0||e+40>n.options.width)return!1;n.slider.style.left=e-1+"px";o=(n.options.width-60)/(n.options.width-40)*e;n.block.style.left=o+"px";n.sliderContainer.classList.add("sliderContainer_active");n.sliderMask.style.width=e+4+"px";f.push(Math.round(c))},s=function(u){var o,e;if(!t||(t=!1,o=u.clientX||u.changedTouches[0].clientX,o===r))return!1;n.sliderContainer.classList.remove("sliderContainer_active");n.trail=f;e=n.verify();e.spliced&&e.verified?(n.sliderContainer.classList.add("sliderContainer_success"),i(n.options.onSuccess)&&n.options.onSuccess.call(n.$element)):(n.sliderContainer.classList.add("sliderContainer_fail"),i(n.options.onFail)&&n.options.onFail.call(n.$element),setTimeout(function(){n.text.innerHTML=n.options.failedText;n.reset()},1e3))};this.slider.addEventListener("mousedown",e);this.slider.addEventListener("touchstart",e);document.addEventListener("mousemove",o);document.addEventListener("touchmove",o);document.addEventListener("mouseup",s);document.addEventListener("touchend",s);document.addEventListener("mousedown",function(){return!1});document.addEventListener("touchstart",function(){return!1});document.addEventListener("swipe",function(){return!1})};n.verify=function(){var n=this.trail,r=parseInt(this.block.style.left),t=!1;if(this.options.remoteUrl!==null)t=this.options.verify(n,this.options.remoteUrl);else{var i=function(n,t){return n+t},u=function(n){return n*n},f=n.reduce(i)/n.length,e=n.map(function(n){return n-f}),o=Math.sqrt(e.map(u).reduce(i)/n.length);t=o!==0}return{spliced:Math.abs(r-this.x)
