watermark-js-plus
Version:
watermark for the browser
2 lines (1 loc) • 30.5 kB
JavaScript
var WatermarkPlus=function(t){"use strict";!function(t,e){void 0===e&&(e={});var i=e.insertAt;if("undefined"!=typeof document){var a=document.head||document.getElementsByTagName("head")[0],n=document.createElement("style");n.type="text/css","top"===i&&a.firstChild?a.insertBefore(n,a.firstChild):a.appendChild(n),n.styleSheet?n.styleSheet.cssText=t:n.appendChild(document.createTextNode(t))}}("@keyframes watermark{0%{background-position:0 0}25%{background-position:100% 100%}50%{background-position:100% 0}75%{background-position:0 100%}to{background-position:0 0}}@keyframes watermark-horizontal{0%{background-position-x:0}to{background-position-x:100%}}@keyframes watermark-vertical{0%{background-position-y:0}to{background-position-y:100%}}");var e=function(t,i){return e=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(t,e){t.__proto__=e}||function(t,e){for(var i in e)Object.prototype.hasOwnProperty.call(e,i)&&(t[i]=e[i])},e(t,i)};var i=function(){return i=Object.assign||function(t){for(var e,i=1,a=arguments.length;i<a;i++)for(var n in e=arguments[i])Object.prototype.hasOwnProperty.call(e,n)&&(t[n]=e[n]);return t},i.apply(this,arguments)};function a(t,e,i,a){return new(i||(i=Promise))(function(n,o){function r(t){try{l(a.next(t))}catch(t){o(t)}}function s(t){try{l(a.throw(t))}catch(t){o(t)}}function l(t){var e;t.done?n(t.value):(e=t.value,e instanceof i?e:new i(function(t){t(e)})).then(r,s)}l((a=a.apply(t,e||[])).next())})}function n(t,e){var i,a,n,o={label:0,sent:function(){if(1&n[0])throw n[1];return n[1]},trys:[],ops:[]},r=Object.create(("function"==typeof Iterator?Iterator:Object).prototype);return r.next=s(0),r.throw=s(1),r.return=s(2),"function"==typeof Symbol&&(r[Symbol.iterator]=function(){return this}),r;function s(s){return function(l){return function(s){if(i)throw new TypeError("Generator is already 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0===i&&(i="http://www.w3.org/2000/svg");var a=document.createElementNS(i,t);for(var n in e)a.setAttribute(n,e[n]);return a},d=function(t,e){return a(void 0,void 0,void 0,function(){var i,a,o,r,s,d,h,u,v;return n(this,function(n){switch(n.label){case 0:return i=l("svg",{xmlns:"http://www.w3.org/2000/svg"}),(a=document.createElement("div")).setAttribute("xmlns","http://www.w3.org/1999/xhtml"),a.style.cssText="\n text-align: center;\n display: flex;\n align-items: center;\n justify-content: center;\n width: 100%;\n height: 100%;\n font: ".concat(t.font,";\n color: ").concat(e.fontColor,";\n"),a.innerHTML="<div class='rich-text-content'>".concat(e.content,"</div>"),document.body.appendChild(a),[4,c(a)];case 1:return n.sent(),o=null===(v=a.querySelector(".rich-text-content"))||void 0===v?void 0:v.getBoundingClientRect(),r=null==o?void 0:o.width,s=null==o?void 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6:return[2]}})},a=0,o=Array.from(e),s.label=1;case 1:return a<o.length?(r=o[a],[5,i(r)]):[3,4];case 2:s.sent(),s.label=3;case 3:return a++,[3,1];case 4:return[2]}})})}var h=function(t,e){return s(t)?e:t},u=function(t,e,i){void 0===e&&(e=void 0),void 0===i&&(i=void 0);var a=new Image;return a.setAttribute("crossOrigin","anonymous"),!s(e)&&(a.width=e),!s(i)&&(a.height=i),a.src=t,new Promise(function(t){a.onload=function(){t(a)}})},v={width:300,height:300,rotate:45,layout:"default",auxiliaryLine:!1,translatePlacement:"middle",contentType:"text",content:"hello watermark-js-plus",textType:"fill",imageWidth:0,imageHeight:0,lineHeight:30,zIndex:2147483647,backgroundPosition:"0 0",backgroundRepeat:"repeat",fontSize:"20px",fontFamily:"sans-serif",fontStyle:"",fontVariant:"",fontColor:"#000",fontWeight:"normal",filter:"none",letterSpacing:"0px",wordSpacing:"0px",globalAlpha:.5,mode:"default",mutationObserve:!0,monitorProtection:!1,movable:!1,parent:"body",onSuccess:function(){},onBeforeDestroy:function(){},onDestroyed:function(){},onObserveError:function(){}},p=function(t){"undefined"!=typeof window&&t&&Object.defineProperty(window,"MutationObserver",{writable:!1,configurable:!1})},m=function(){function t(e,i){this.props=e,this.options=i,this.canvas=t.createCanvas(this.options.width,this.options.height),this.recommendOptions=function(t,e,i){var a=t.getContext("2d");if(null===a)throw new Error("get context error");a.font="".concat(e.fontStyle," ").concat(e.fontVariant," ").concat(e.fontWeight," ").concat(e.fontSize," ").concat(e.fontFamily),a.filter=e.filter,a.letterSpacing=e.letterSpacing,a.wordSpacing=e.wordSpacing,(null==e?void 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0:i.textBaseline)&&(e.textBaseline=l),s(null==i?void 0:i.textAlign)&&(e.textAlign=d),["text","multi-line-text"].includes(e.contentType))switch(e.textBaseline){case"middle":n.textLine.yOffsetValue=(n.textLine.data.length-1)*e.lineHeight/2;break;case"bottom":case"alphabetic":case"ideographic":n.textLine.yOffsetValue=(n.textLine.data.length-1)*e.lineHeight+(e.lineHeight-parseInt(e.fontSize))/2;break;case"top":case"hanging":n.textLine.yOffsetValue=-e.lineHeight/2+parseInt(e.fontSize)/2}return n}(this.canvas,this.options,this.props)}return t.createCanvas=function(t,e){var i,a=window.devicePixelRatio||1,n=document.createElement("canvas");return n.width=t*a,n.height=e*a,n.style.width="".concat(t,"px"),n.style.height="".concat(e,"px"),null===(i=n.getContext("2d"))||void 0===i||i.setTransform(a,0,0,a,0,0),n},t.clearCanvas=function(t){var e=t.getContext("2d");if(null===e)throw new Error("get context error");e.restore(),e.resetTransform(),e.clearRect(0,0,t.width,t.height);var i=window.devicePixelRatio||1;e.setTransform(i,0,0,i,0,0)},t.prototype.getCanvas=function(){return this.canvas},t.prototype.clear=function(){t.clearCanvas(this.canvas)},t.prototype.draw=function(){var t=this,e=this.canvas.getContext("2d");if(null===e)throw new Error("get context error");return this.options.auxiliaryLine&&(e.beginPath(),e.rect(0,0,this.options.width,this.options.height),e.lineWidth=1,e.strokeStyle="#000",e.stroke(),e.closePath(),e.beginPath(),e.rect(this.options.translateX,this.options.translateY,1,1),e.lineWidth=1,e.strokeStyle="#f00",e.stroke(),e.closePath()),this.setStyle(e),e.save(),e.translate(this.options.translateX,this.options.translateY),e.rotate(this.options.rotate),new Promise(function(i){switch(t.options.contentType){case"text":t.drawText(e,i);break;case"image":t.drawImage(e,i);break;case"multi-line-text":t.drawMultiLineText(e,i);break;case"rich-text":t.drawRichText(e,i)}})},t.prototype.setStyle=function(t){var e,i="fillStyle";"stroke"===this.options.textType&&(i="strokeStyle");var a=this.options.fontColor;if(null===(e=this.options)||void 0===e?void 0:e.advancedStyle)switch(this.options.advancedStyle.type){case"linear":a=this.createLinearGradient(t);break;case"radial":a=this.createRadialGradient(t);break;case"conic":a=this.createConicGradient(t);break;case"pattern":a=this.createPattern(t)}t[i]&&a&&(t[i]=a),this.options.textAlign&&(t.textAlign=this.options.textAlign),this.options.textBaseline&&(t.textBaseline=this.options.textBaseline),t.globalAlpha=this.options.globalAlpha,this.options.shadowStyle&&(t.shadowBlur=h(this.options.shadowStyle.shadowBlur,0),t.shadowColor=h(this.options.shadowStyle.shadowColor,"#00000000"),t.shadowOffsetX=h(this.options.shadowStyle.shadowOffsetX,0),t.shadowOffsetY=h(this.options.shadowStyle.shadowOffsetY,0)),r(this.options.extraDrawFunc)&&this.options.extraDrawFunc(t)},t.prototype.createLinearGradient=function(t){var e,i,a,n,o,r,s,l,d,c,u,v,p,m,y,g=t.createLinearGradient(h(null===(a=null===(i=null===(e=this.options.advancedStyle)||void 0===e?void 0:e.params)||void 0===i?void 0:i.linear)||void 0===a?void 0:a.x0,this.recommendOptions.advancedStyleParams.linear.x0),h(null===(r=null===(o=null===(n=this.options.advancedStyle)||void 0===n?void 0:n.params)||void 0===o?void 0:o.linear)||void 0===r?void 0:r.y0,0),h(null===(d=null===(l=null===(s=this.options.advancedStyle)||void 0===s?void 0:s.params)||void 0===l?void 0:l.linear)||void 0===d?void 0:d.x1,this.recommendOptions.advancedStyleParams.linear.x1),h(null===(v=null===(u=null===(c=this.options.advancedStyle)||void 0===c?void 0:c.params)||void 0===u?void 0:u.linear)||void 0===v?void 0:v.y1,0));return null===(y=null===(m=null===(p=this.options)||void 0===p?void 0:p.advancedStyle)||void 0===m?void 0:m.colorStops)||void 0===y||y.forEach(function(t){g.addColorStop(t.offset,t.color)}),g},t.prototype.createConicGradient=function(t){var e,i,a,n,o,r,s,l,d,c,u,v,p,m,y,g=t.createConicGradient(h(null===(n=null===(a=null===(i=null===(e=this.options)||void 0===e?void 0:e.advancedStyle)||void 0===i?void 0:i.params)||void 0===a?void 0:a.conic)||void 0===n?void 0:n.startAngle,0),h(null===(l=null===(s=null===(r=null===(o=this.options)||void 0===o?void 0:o.advancedStyle)||void 0===r?void 0:r.params)||void 0===s?void 0:s.conic)||void 0===l?void 0:l.x,this.recommendOptions.advancedStyleParams.conic.x),h(null===(v=null===(u=null===(c=null===(d=this.options)||void 0===d?void 0:d.advancedStyle)||void 0===c?void 0:c.params)||void 0===u?void 0:u.conic)||void 0===v?void 0:v.y,this.recommendOptions.advancedStyleParams.conic.y));return null===(y=null===(m=null===(p=this.options)||void 0===p?void 0:p.advancedStyle)||void 0===m?void 0:m.colorStops)||void 0===y||y.forEach(function(t){g.addColorStop(t.offset,t.color)}),g},t.prototype.createRadialGradient=function(t){var e,i,a,n,o,r,s,l,d,c,u,v,p,m,y,g,f,w,x,b,S,k,P,O,C,L,E,T=t.createRadialGradient(h(null===(n=null===(a=null===(i=null===(e=this.options)||void 0===e?void 0:e.advancedStyle)||void 0===i?void 0:i.params)||void 0===a?void 0:a.radial)||void 0===n?void 0:n.x0,this.recommendOptions.advancedStyleParams.radial.x0),h(null===(l=null===(s=null===(r=null===(o=this.options)||void 0===o?void 0:o.advancedStyle)||void 0===r?void 0:r.params)||void 0===s?void 0:s.radial)||void 0===l?void 0:l.y0,this.recommendOptions.advancedStyleParams.radial.y0),h(null===(v=null===(u=null===(c=null===(d=this.options)||void 0===d?void 0:d.advancedStyle)||void 0===c?void 0:c.params)||void 0===u?void 0:u.radial)||void 0===v?void 0:v.r0,this.recommendOptions.advancedStyleParams.radial.r0),h(null===(g=null===(y=null===(m=null===(p=this.options)||void 0===p?void 0:p.advancedStyle)||void 0===m?void 0:m.params)||void 0===y?void 0:y.radial)||void 0===g?void 0:g.x1,this.recommendOptions.advancedStyleParams.radial.x1),h(null===(b=null===(x=null===(w=null===(f=this.options)||void 0===f?void 0:f.advancedStyle)||void 0===w?void 0:w.params)||void 0===x?void 0:x.radial)||void 0===b?void 0:b.y1,this.recommendOptions.advancedStyleParams.radial.y1),h(null===(O=null===(P=null===(k=null===(S=this.options)||void 0===S?void 0:S.advancedStyle)||void 0===k?void 0:k.params)||void 0===P?void 0:P.radial)||void 0===O?void 0:O.r1,this.recommendOptions.advancedStyleParams.radial.r1));return null===(E=null===(L=null===(C=this.options)||void 0===C?void 0:C.advancedStyle)||void 0===L?void 0:L.colorStops)||void 0===E||E.forEach(function(t){T.addColorStop(t.offset,t.color)}),T},t.prototype.createPattern=function(t){var e,i,a,n,o,r,s,l;return t.createPattern(null===(n=null===(a=null===(i=null===(e=this.options)||void 0===e?void 0:e.advancedStyle)||void 0===i?void 0:i.params)||void 0===a?void 0:a.pattern)||void 0===n?void 0:n.image,(null===(l=null===(s=null===(r=null===(o=this.options)||void 0===o?void 0:o.advancedStyle)||void 0===r?void 0:r.params)||void 0===s?void 0:s.pattern)||void 0===l?void 0:l.repetition)||"")},t.prototype.setText=function(t,e){var i="fillText";"stroke"===this.options.textType&&(i="strokeText"),t[i]&&t[i](e.text,e.x,e.y,e.maxWidth)},t.prototype.drawText=function(t,e){this.setText(t,{text:this.options.content,x:0,y:0-this.recommendOptions.textLine.yOffsetValue,maxWidth:this.options.textRowMaxWidth||this.options.width}),e(t.canvas)},t.prototype.drawImage=function(t,e){var i=this;u(this.options.image).then(function(a){var n=i.getImageRect(a),o=n.width,r=n.height,s=i.getDrawImagePosition(o,r);t.drawImage(a,s.x,s.y,o,r),e(t.canvas)})},t.prototype.drawMultiLineText=function(t,e){var i=this,a=this.recommendOptions.textLine.data,n=this.recommendOptions.textLine.yOffsetValue;a.forEach(function(e,a){i.setText(t,{text:e,x:0,y:i.options.lineHeight*a-n,maxWidth:i.options.textRowMaxWidth||i.options.width})}),e(t.canvas)},t.prototype.drawRichText=function(t,e){return a(this,void 0,void 0,function(){var i,a=this;return n(this,function(n){switch(n.label){case 0:return[4,d(t,this.options)];case 1:return i=n.sent(),u((o=i.element,r=o.outerHTML.replace(/<(img|br|input|hr|embed)(.*?)>/g,"<$1$2/>").replace(/\n/g,"").replace(/\t/g,"").replace(/#/g,"%23"),"data:image/svg+xml;charset=utf-8,".concat(r)),i.width,i.height).then(function(i){var n=a.getDrawImagePosition(i.width,i.height);t.drawImage(i,n.x,n.y,i.width,i.height),e(t.canvas)}),[2]}var o,r})})},t.prototype.getImageRect=function(t){var e={width:this.options.imageWidth||0,height:this.options.imageHeight||0};switch(!0){case 0!==e.width&&0===e.height:e.height=e.width*t.height/t.width;break;case 0===e.width&&0!==e.height:e.width=e.height*t.width/t.height;break;case 0===e.width&&0===e.height:e.width=t.width,e.height=t.height}return e},t.prototype.getDrawImagePosition=function(t,e){var i,a,n={x:-t/2,y:-e/2};switch(this.options.translatePlacement){case"top":n.x=-t/2,n.y=0;break;case"top-start":n.x=0,n.y=0;break;case"top-end":n.x=-t,n.y=0;break;case"bottom":n.x=-t/2,n.y=-e;break;case"bottom-start":n.x=0,n.y=-e;break;case"bottom-end":n.x=-t,n.y=-e;break;case"left":n.x=0,n.y=-e/2;break;case"right":n.x=-t,n.y=-e/2}return!s(null===(i=this.props)||void 0===i?void 0:i.translateX)&&(n.x=0),!s(null===(a=this.props)||void 0===a?void 0:a.translateY)&&(n.y=0),n},t}(),y=function(){function t(t,e){var i,a,n,o,r,s,l;this.options=t,this.partialWidth=this.options.width,this.partialHeight=this.options.height,this.rows=(null===(i=this.options.gridLayoutOptions)||void 0===i?void 0:i.rows)||1,this.cols=(null===(a=this.options.gridLayoutOptions)||void 0===a?void 0:a.cols)||1,this.matrix=(null===(n=this.options.gridLayoutOptions)||void 0===n?void 0:n.matrix)||(r=this.rows,s=this.cols,l=1,Array.from({length:r},function(){return new Array(s).fill(l)})),this.gap=(null===(o=this.options.gridLayoutOptions)||void 0===o?void 0:o.gap)||[0,0],this.partialCanvas=e}return t.prototype.draw=function(){var t,e,i,a,n,o,r,s,l=m.createCanvas((null===(t=this.options.gridLayoutOptions)||void 0===t?void 0:t.width)||this.partialWidth*this.cols+this.gap[0]*this.cols,(null===(e=this.options.gridLayoutOptions)||void 0===e?void 0:e.height)||this.partialHeight*this.rows+this.gap[1]*this.rows),d=l.getContext("2d");(null===(i=this.options.gridLayoutOptions)||void 0===i?void 0:i.backgroundImage)&&(null==d||d.drawImage(null===(a=this.options.gridLayoutOptions)||void 0===a?void 0:a.backgroundImage,0,0,null===(n=this.options.gridLayoutOptions)||void 0===n?void 0:n.width,null===(o=this.options.gridLayoutOptions)||void 0===o?void 0:o.height));for(var c=0;c<this.rows;c++)for(var h=0;h<this.cols;h++)(null===(s=null===(r=this.matrix)||void 0===r?void 0:r[c])||void 0===s?void 0:s[h])&&(null==d||d.drawImage(this.partialCanvas,this.partialWidth*h+this.gap[0]*h,this.partialHeight*c+this.gap[1]*c,this.partialWidth,this.partialHeight));return l},t}(),g=function(t,e){return"grid"===t.layout?new y(t,e).draw():e},f=function(){function t(t){void 0===t&&(t={}),this.parentElement=document.body,this.isCreating=!1,this.props=t,this.options=i(i({},v),t),this.changeParentElement(this.options.parent),this.watermarkCanvas=new m(this.props,this.options),p(this.options.monitorProtection)}return t.prototype.changeOptions=function(){return a(this,arguments,void 0,function(t,e,i){return void 0===t&&(t={}),void 0===e&&(e="overwrite"),void 0===i&&(i=!0),n(this,function(a){switch(a.label){case 0:return this.initConfigData(t,e),p(this.options.monitorProtection),i?(this.remove(),[4,this.create()]):[3,2];case 1:a.sent(),a.label=2;case 2:return[2]}})})},t.prototype.create=function(){return a(this,void 0,void 0,function(){var t,e,i,a,r,l,d,c,h,u,v,p;return n(this,function(n){switch(n.label){case 0:return this.isCreating?[2]:(this.isCreating=!0,this.validateUnique()&&this.validateContent()?(t=s(this.watermarkDom),[4,null===(l=this.watermarkCanvas)||void 0===l?void 0:l.draw()]):(this.isCreating=!1,[2]));case 1:if(n.sent(),this.layoutCanvas=g(this.options,null===(d=this.watermarkCanvas)||void 0===d?void 0:d.getCanvas()),e=o(this.layoutCanvas),null===(c=this.watermarkCanvas)||void 0===c||c.clear(),this.watermarkDom=document.createElement("div"),i=document.createElement("div"),this.watermarkDom.__WATERMARK__="watermark",this.watermarkDom.__WATERMARK__INSTANCE__=this,a=this.checkParentElementType(),this.watermarkDom.style.cssText="\n z-index:".concat(this.options.zIndex,"!important;display:block!important;visibility:visible!important;transform:none!important;scale:none!important;\n ").concat("custom"===a?"top:0!important;bottom:0!important;left:0!important;right:0!important;height:100%!important;pointer-events:none!important;position:absolute!important;":"position:relative!important;","\n "),r=function(t){var e,i,a;if("grid"===t.layout){var n=(null===(e=t.gridLayoutOptions)||void 0===e?void 0:e.cols)||1,o=(null===(i=t.gridLayoutOptions)||void 0===i?void 0:i.rows)||1,r=(null===(a=t.gridLayoutOptions)||void 0===a?void 0:a.gap)||[0,0];return[t.width*n+r[0]*n,t.height*o+r[1]*o]}return[t.width,t.height]}(this.options),i.style.cssText="\n display:block!important;visibility:visible!important;pointer-events:none;top:0;bottom:0;left:0;right:0;transform:none!important;scale:none!important;\n position:".concat("root"===a?"fixed":"absolute","!important;-webkit-print-color-adjust:exact!important;width:100%!important;height:100%!important;\n z-index:").concat(this.options.zIndex,"!important;background-image:url(").concat(e,")!important;background-repeat:").concat(this.options.backgroundRepeat,"!important;\n background-size:").concat(r[0],"px ").concat(r[1],"px!important;background-position:").concat(this.options.backgroundPosition,";\n ").concat(function(t,e){if(!t)return"";var i=6*Math.random()+2,a=2*Math.random()+2;switch(e){case"repeat":return"animation: 200s linear 0s infinite alternate watermark !important;";case"repeat-x":return"animation: ".concat(i,"s linear 0s infinite alternate watermark-vertical !important;'");case"repeat-y":return"animation: ".concat(a,"s linear 0s infinite alternate watermark-horizontal !important;'");case"no-repeat":return"animation: ".concat(i,"s linear 0s infinite alternate watermark-horizontal, ").concat(a,"s linear 0s infinite alternate watermark-vertical !important;");default:return""}}(this.options.movable,this.options.backgroundRepeat),"\n "),this.watermarkDom.appendChild(i),this.parentElement.appendChild(this.watermarkDom),this.options.mutationObserve)try{this.bindMutationObserve()}catch(t){null===(u=(h=this.options).onObserveError)||void 0===u||u.call(h)}return t&&(null===(p=(v=this.options).onSuccess)||void 0===p||p.call(v)),this.isCreating=!1,[2]}})})},t.prototype.destroy=function(){this.remove(),this.watermarkDom=void 0},t.prototype.check=function(){return a(this,void 0,void 0,function(){return n(this,function(t){return[2,this.parentElement.contains(this.watermarkDom)]})})},t.prototype.remove=function(){var t,e,i,a,n,o,r,s;null===(e=(t=this.options).onBeforeDestroy)||void 0===e||e.call(t),null===(i=this.observer)||void 0===i||i.disconnect(),null===(a=this.parentObserve)||void 0===a||a.disconnect(),null===(o=null===(n=this.watermarkDom)||void 0===n?void 0:n.parentNode)||void 0===o||o.removeChild(this.watermarkDom),null===(s=(r=this.options).onDestroyed)||void 0===s||s.call(r)},t.prototype.initConfigData=function(t,e){var a=this;void 0===e&&(e="overwrite"),"append"===e?Object.keys(t).forEach(function(e){a.props&&(a.props[e]=t[e])}):this.props=t,this.options=i(i({},v),this.props),this.changeParentElement(this.options.parent),this.watermarkCanvas=new m(this.props,this.options)},t.prototype.changeParentElement=function(t){if("string"==typeof t){var e=document.querySelector(t);e&&(this.parentElement=e)}else this.parentElement=t;this.parentElement||console.error("[WatermarkJsPlus]: please pass a valid parent element.")},t.prototype.validateUnique=function(){var t=!0;return Array.from(this.parentElement.childNodes).forEach(function(e){t&&Object.hasOwnProperty.call(e,"__WATERMARK__")&&(t=!1)}),t},t.prototype.validateContent=function(){switch(this.options.contentType){case"image":return Object.hasOwnProperty.call(this.options,"image");case"multi-line-text":case"rich-text":case"text":return this.options.content.length>0}},t.prototype.checkParentElementType=function(){return["html","body"].includes(this.parentElement.tagName.toLocaleLowerCase())?"root":"custom"},t.prototype.bindMutationObserve=function(){var t=this;this.watermarkDom&&(this.observer=new MutationObserver(function(e){return a(t,void 0,void 0,function(){return n(this,function(t){switch(t.label){case 0:return e.length>0?(this.remove(),[4,this.create()]):[3,2];case 1:t.sent(),t.label=2;case 2:return[2]}})})}),this.observer.observe(this.watermarkDom,{attributes:!0,childList:!0,subtree:!0,characterData:!0}),this.parentObserve=new MutationObserver(function(e){return a(t,void 0,void 0,function(){var t,i,a,o;return n(this,function(n){switch(n.label){case 0:t=0,i=e,n.label=1;case 1:return t<i.length?(null==(a=i[t])?void 0:a.target)===this.watermarkDom||(null===(o=null==a?void 0:a.removedNodes)||void 0===o?void 0:o[0])===this.watermarkDom||"childList"===a.type&&a.target===this.parentElement&&a.target.lastChild!==this.watermarkDom?(this.remove(),[4,this.create()]):[3,3]:[3,4];case 2:n.sent(),n.label=3;case 3:return t++,[3,1];case 4:return[2]}})})}),this.parentObserve.observe(this.parentElement,{attributes:!0,childList:!0,subtree:!0,characterData:!0}))},t}(),w=function(t){function s(e){void 0===e&&(e={});return t.call(this,i(i({},e),{globalAlpha:.005,mode:"blind"}))||this}return function(t,i){if("function"!=typeof i&&null!==i)throw new TypeError("Class extends value "+String(i)+" is not a constructor or null");function a(){this.constructor=t}e(t,i),t.prototype=null===i?Object.create(i):(a.prototype=i.prototype,new a)}(s,t),s.prototype.changeOptions=function(){return a(this,arguments,void 0,function(t,e,i){return void 0===t&&(t={}),void 0===e&&(e="overwrite"),void 0===i&&(i=!0),n(this,function(a){switch(a.label){case 0:return t.globalAlpha=.005,t.mode="blind",this.initConfigData(t,e),p(this.options.monitorProtection),i?(this.remove(),[4,this.create()]):[3,2];case 1:a.sent(),a.label=2;case 2:return[2]}})})},s.decode=function(t){var e=t.url,i=void 0===e?"":e,a=t.fillColor,n=void 0===a?"#000":a,s=t.compositeOperation,l=void 0===s?"color-burn":s,d=t.mode,c=void 0===d?"canvas":d,h=t.compositeTimes,u=void 0===h?3:h,v=t.onSuccess;if(i&&"canvas"===c){var p=new Image;p.src=i,p.addEventListener("load",function(){var t=p.width,e=p.height,i=m.createCanvas(t,e),a=i.getContext("2d");if(!a)throw new Error("get context error");a.drawImage(p,0,0,t,e),a.globalCompositeOperation=l,a.fillStyle=n;for(var s=0;s<u;s++)a.fillRect(0,0,t,e);var d=o(i);r(v)&&(null==v||v(d))})}},s}(f),x=function(){function t(t){var e,a;void 0===t&&(t={}),this.drew=!1,this.props=t,this.options=i(i({},v),t),this.props.crossOrigin&&(null===(e=this.props.dom)||void 0===e||e.setAttribute("crossOrigin","anonymous")),this.watermarkCanvas=new m(this.props,this.options),this.originalSrc=null===(a=this.props.dom)||void 0===a?void 0:a.src,this.backgroundImage=this.getBackgroundImage()}return t.prototype.create=function(){return a(this,void 0,void 0,function(){var t,e,a,r,s;return n(this,function(n){switch(n.label){case 0:return this.drew?[2]:[4,null===(t=this.watermarkCanvas)||void 0===t?void 0:t.draw()];case 1:return n.sent(),this.options.layout="grid",this.options.gridLayoutOptions=i(i({},this.options.gridLayoutOptions),{width:null===(e=this.backgroundImage)||void 0===e?void 0:e.width,height:null===(a=this.backgroundImage)||void 0===a?void 0:a.height,backgroundImage:this.backgroundImage}),this.layoutCanvas=g(this.options,null===(r=this.watermarkCanvas)||void 0===r?void 0:r.getCanvas()),this.options.dom.src=o(this.layoutCanvas),null===(s=this.watermarkCanvas)||void 0===s||s.clear(),this.drew=!0,[2]}})})},t.prototype.destroy=function(){this.options.dom.src=this.originalSrc,this.drew=!1},t.prototype.getBackgroundImage=function(){if(this.options.dom)return this.options.dom},t}();return t.BlindWatermark=w,t.ImageWatermark=x,t.Watermark=f,t}({});