2024/2/25 21:45:23
当前为
// ==UserScript==
// @name ExportPDF
// @namespace Violentmonkey Scripts
// @match *://www.doc88.com/*
// @match http://localhost:8080/
// @match https://cn.bing.com/*
// @grant none
// @version 1.3
// @author louiesun
// @license GPL-3.0-or-later
// @description 2024/2/25 21:45:23
// ==/UserScript==
//能跑?? 测试请引用下方js can't run, please require the js above
// https://github.com/devongovett/pdfkit/releases/download/v0.14.0/pdfkit.standalone.js
// https://github.com/devongovett/blob-stream/releases/download/v0.1.3/blob-stream.js
// https://github.com/eligrey/FileSaver.js/blob/master/dist/FileSaver.min.js can't be required
/*
*
* A canvas to PDF converter. Uses a mock canvas context to build a PDF document.
*
* Licensed under the MIT license:
* http://www.opensource.org/licenses/mit-license.php
*
* Author:
* Joshua Gould
*
* Copyright (c) 2017 Joshua Gould
*/
function hex(v) {
return v < 0x10
? "0" + Math.max(0, v).toString(16)
: Math.min(255, v).toString(16);
}
function hslToHex(h, s, l, a) {
h = (h % 360) + (h < 0) * 360;
s = isNaN(h) || isNaN(s) ? 0 : s;
const m2 = l + (l < 0.5 ? l : 1 - l) * s;
const m1 = 2 * l - m2;
return rgbToHex(
hsl2rgb(h >= 240 ? h - 240 : h + 120, m1, m2),
hsl2rgb(h, m1, m2),
hsl2rgb(h < 120 ? h + 240 : h - 120, m1, m2),
a,
);
}
function hsl2rgb(h, m1, m2) {
return (
(h < 60
? m1 + ((m2 - m1) * h) / 60
: h < 180
? m2
: h < 240
? m1 + ((m2 - m1) * (240 - h)) / 60
: m1) * 255
);
}
const reI = "\\s*([+-]?\\d+)\\s*",
reN = "\\s*([+-]?\\d*\\.?\\d+(?:[eE][+-]?\\d+)?)\\s*",
reP = "\\s*([+-]?\\d*\\.?\\d+(?:[eE][+-]?\\d+)?)%\\s*",
reRgbInteger = new RegExp("^rgb\\(" + [reI, reI, reI] + "\\)$"),
reRgbPercent = new RegExp("^rgb\\(" + [reP, reP, reP] + "\\)$"),
reRgbaInteger = new RegExp("^rgba\\(" + [reI, reI, reI, reN] + "\\)$"),
reRgbaPercent = new RegExp("^rgba\\(" + [reP, reP, reP, reN] + "\\)$"),
reHslPercent = new RegExp("^hsl\\(" + [reN, reP, reP] + "\\)$"),
reHslaPercent = new RegExp("^hsla\\(" + [reN, reP, reP, reN] + "\\)$");
const rgbToHex = function (r, g, b, a) {
return { c: "#" + hex(r) + hex(g) + hex(b), a: a };
};
const fixColor = function (value) {
let m;
const format = (value + "").trim().toLowerCase();
if ((m = reRgbInteger.exec(format))) {
// rgb(255, 0, 0)
return rgbToHex(m[1], m[2], m[3], 1);
} else if ((m = reRgbPercent.exec(format))) {
// // rgb(100%, 0%, 0%)
return rgbToHex(
(m[1] * 255) / 100,
(m[2] * 255) / 100,
(m[3] * 255) / 100,
1,
);
} else if ((m = reRgbaInteger.exec(format))) {
// // rgba(255, 0, 0, 0.5)
return rgbToHex(m[1], m[2], m[3], m[4]);
} else if ((m = reRgbaPercent.exec(format))) {
// // rgb(100%, 0%, 0%, .2)
return rgbToHex(
(m[1] * 255) / 100,
(m[2] * 255) / 100,
(m[3] * 255) / 100,
m[4],
);
} else if ((m = reHslPercent.exec(format))) {
// // hsl(120, 50%, 50%)
return hslToHex(m[1], m[2] / 100, m[3] / 100);
} else if ((m = reHslaPercent.exec(format))) {
return hslToHex(m[1], m[2] / 100, m[3] / 100, m[4]); // hsla(120, 50%, 50%, 1)
} else {
return { c: value, a: 1 };
}
};
/**
*
* @param stream Stream to write the PDF to.
* @param options Options passed to PDFDocument constructor.
* @constructor
*/
const PdfContext = function (stream, options) {
if (stream == null) {
throw new Error("Stream must be provided.");
}
const doc = new PDFDocument(options);
this.stream = doc.pipe(stream);
let fontValue = "10px Helvetica";
let textAlign = "left";
let textBaseline = "alphabetic";
let lineHeight = doc.currentLineHeight(false);
let font = fontValue;
const fontRegex =
/^\s*(?=(?:(?:[-a-z]+\s*){0,2}(italic|oblique))?)(?=(?:(?:[-a-z]+\s*){0,2}(small-caps))?)(?=(?:(?:[-a-z]+\s*){0,2}(bold(?:er)?|lighter|[1-9]00))?)(?:(?:normal|\1|\2|\3)\s*){0,3}((?:xx?-)?(?:small|large)|medium|smaller|larger|[.\d]+(?:\%|in|[cem]m|ex|p[ctx]))(?:\s*\/\s*(normal|[.\d]+(?:\%|in|[cem]m|ex|p[ctx])))?\s*([-,\'\"\sa-z]+?)\s*$/i;
const defaultFontData = {
style: "normal",
size: 10,
family: "Helvetica",
weight: "normal",
};
const parseFont = function () {
const fontPart = fontRegex.exec(font);
if (fontPart === null) {
return defaultFontData;
}
const data = {
style: fontPart[1] || "normal",
size: parseInt(fontPart[4]) || 10,
family: fontPart[6] || "Helvetica",
weight: fontPart[3] || "normal",
};
return data;
};
Object.defineProperty(this, "fillStyle", {
get: function () {
return doc.fillColor();
},
set: function (value) {
const color = fixColor(value);
doc.fillColor(color.c, color.a);
},
});
Object.defineProperty(this, "strokeStyle", {
get: function () {
return doc.strokeColor();
},
set: function (value) {
const color = fixColor(value);
doc.strokeColor(color.c, color.a);
},
});
Object.defineProperty(this, "lineWidth", {
get: function () {
return doc.lineWidth();
},
set: function (value) {
doc.lineWidth(value);
},
});
Object.defineProperty(this, "lineCap", {
get: function () {
return doc.lineCap();
},
set: function (value) {
doc.lineCap(value);
},
});
Object.defineProperty(this, "lineJoin", {
get: function () {
return doc.lineJoin();
},
set: function (value) {
doc.lineJoin(value);
},
});
Object.defineProperty(this, "globalAlpha", {
get: function () {
return doc.opacity();
},
set: function (value) {
value >= 0.0 && value <= 1.0 && doc.opacity(value);
},
});
Object.defineProperty(this, "font", {
get: function () {
return fontValue;
},
set: function (value) {
fontValue = value;
const parsedFont = parseFont(value);
doc.fontSize(parsedFont.size);
doc.font(parsedFont.family);
lineHeight = doc.currentLineHeight(false);
},
});
this.end = function () {
doc.end();
};
this.save = function () {
doc.save();
};
this.restore = function () {
doc.restore();
};
this.scale = function (x, y) {
doc.scale(x, y);
};
this.rotate = function (angle) {
const degrees = (angle * 180) / Math.PI;
doc.rotate(degrees);
};
this.translate = function (x, y) {
doc.translate(x, y);
};
this.transform = function (a, b, c, d, e, f) {
doc.transform(a, b, c, d, e, f);
};
this.beginPath = function () {
// no-op
};
this.moveTo = function (x, y) {
doc.moveTo(x, y);
};
this.closePath = function () {
doc.closePath();
};
this.lineTo = function (x, y) {
doc.lineTo(x, y);
};
this.stroke = function () {
doc.stroke();
};
this.fill = function () {
doc.fill();
};
this.rect = function (x, y, width, height) {
doc.rect(x, y, width, height);
};
this.fillRect = function (x, y, width, height) {
doc.rect(x, y, width, height);
doc.fill();
};
this.strokeRect = function (x, y, width, height) {
doc.rect(x, y, width, height);
doc.stroke();
};
/**
* "Clears" a canvas by just drawing a white rectangle in the current group.
*/
this.clearRect = function (x, y, width, height) {
const oldFill = doc.fillColor();
doc.fillColor("white");
doc.rect(x, y, width, height);
doc.fill();
doc.fillColor(oldFill);
};
this.arc = function (x, y, r, a0, a1, ccw) {
const pi = Math.PI,
tau = 2 * pi,
epsilon = 1e-6,
tauEpsilon = tau - epsilon;
(x = +x), (y = +y), (r = +r);
let dx = r * Math.cos(a0),
dy = r * Math.sin(a0),
x0 = x + dx,
y0 = y + dy,
cw = 1 ^ ccw,
da = ccw ? a0 - a1 : a1 - a0;
// Is the radius negative? Error.
if (r < 0) {
throw new Error("negative radius: " + r);
}
let cmd = "";
// Is this path empty? Move to (x0,y0).
cmd += "M" + x0 + "," + y0;
// // Or, is (x0,y0) not coincident with the previous point? Line to (x0,y0).
// else if (Math.abs(this._x1 - x0) > epsilon || Math.abs(this._y1 - y0) > epsilon) {
// cmd += 'L' + x0 + ',' + y0;
// }
// Is this arc empty? We’re done.
if (!r) {
return;
}
// Does the angle go the wrong way? Flip the direction.
if (da < 0) {
da = (da % tau) + tau;
}
// Is this a complete circle? Draw two arcs to complete the circle.
if (da > tauEpsilon) {
cmd +=
"A" +
r +
"," +
r +
",0,1," +
cw +
"," +
(x - dx) +
"," +
(y - dy) +
"A" +
r +
"," +
r +
",0,1," +
cw +
"," +
x0 +
"," +
y0;
}
// Is this arc non-empty? Draw an arc!
else if (da > epsilon) {
cmd +=
"A" +
r +
"," +
r +
",0," +
+(da >= pi) +
"," +
cw +
"," +
(x + r * Math.cos(a1)) +
"," +
(y + r * Math.sin(a1));
}
doc.path(cmd);
};
this.bezierCurveTo = function (cp1x, cp1y, cp2x, cp2y, x, y) {
doc.bezierCurveTo(cp1x, cp1y, cp2x, cp2y, x, y);
};
this.quadraticCurveTo = function (cpx, cpy, x, y) {
doc.quadraticCurveTo(cpx, cpy, x, y);
};
this.createLinearGradient = function (x1, y1, x2, y2) {
const gradient = doc.linearGradient(x1, y1, x2, y2);
gradient.addColorStop = function (offset, color) {
const fixedColor = fixColor(color);
gradient.stop(offset, fixedColor.c, fixedColor.a);
};
return gradient;
};
this.createRadialGradient = function (x0, y0, r0, x1, y1, r1) {
const gradient = doc.radialGradient(x0, y0, r0, x1, y1, r1);
gradient.addColorStop = function (offset, color) {
const fixedColor = fixColor(color);
gradient.stop(offset, fixedColor.c, fixedColor.a);
};
return gradient;
};
this.adjustTextX = function (text, x) {
if (textAlign !== "start" || textAlign !== "left") {
const width = doc.widthOfString(text);
if (textAlign === "right" || textAlign === "end") {
x -= width;
} else if (textAlign === "center") {
x -= width / 2;
}
}
return x;
};
this.adjustTextY = function (text, y) {
// baseline is top by default
if (textBaseline === "bottom") {
y -= lineHeight;
} else if (textBaseline === "middle") {
y -= lineHeight / 2;
} else if (textBaseline === "alphabetic") {
y -= lineHeight / 2 + 1;
}
return y;
};
this.fillText = function (text, x, y) {
x = this.adjustTextX(text, x);
y = this.adjustTextY(text, y);
doc.text(text, x, y, {
lineBreak: false,
stroke: false,
fill: true,
});
};
this.strokeText = function (text, x, y) {
x = this.adjustTextX(text, x);
y = this.adjustTextY(text, y);
doc.text(text, x, y, { lineBreak: false, stroke: true, fill: false });
};
this.measureText = function (text) {
text = "" + text;
const width = doc.widthOfString(text);
return { width: width, height: lineHeight };
};
this.clip = function () {
doc.clip();
};
this.drawImage = function (image) {
const args = Array.prototype.slice.call(arguments);
image = args[0];
let dx,
dy,
dw,
dh,
sx = 0,
sy = 0,
sw,
sh;
if (args.length === 3) {
dx = args[1];
dy = args[2];
sw = image.width;
sh = image.height;
dw = sw;
dh = sh;
} else if (args.length === 5) {
dx = args[1];
dy = args[2];
dw = args[3];
dh = args[4];
sw = image.width;
sh = image.height;
} else if (args.length === 9) {
sx = args[1];
sy = args[2];
sw = args[3];
sh = args[4];
dx = args[5];
dy = args[6];
dw = args[7];
dh = args[8];
} else {
throw new Error(
"Invalid number of arguments passed to drawImage: " + arguments.length,
);
}
if (image.nodeName === "IMG") {
const canvas = document.createElement("tcanvas");
canvas.width = image.width;
canvas.height = image.height;
canvas.getContext("2d").drawImage(image, 0, 0);
const dataURL = canvas.toDataURL("image/png");
doc.image(dataURL, dx, dy, { width: dw, height: dh });
} else {
doc.image(image, dx, dy, { width: dw, height: dh });
}
};
this.setTransform = function (a, b, c, d, e, f) {
const ctm = doc._ctm;
const height = doc.page.height;
const [a1, b1, c1, d1, e1, f1] = ctm;
const determinant = a1 * d1 - b1 * c1;
const inverse = [
d1 / determinant,
-b1 / determinant,
-c1 / determinant,
a1 / determinant,
(c1 * f1 - d1 * e1) / determinant,
(b1 * e1 - a1 * f1) / determinant,
];
doc.transform(
inverse[0],
inverse[1],
inverse[2],
inverse[3],
inverse[4],
inverse[5],
);
doc.translate(0, height);
doc.scale(1, -1);
doc.transform(a, b, c, d, e, f);
};
/**
* Not yet implemented
*/
this.createPattern = function (image, repetition) {
console.log("createPattern not implemented");
};
this.setLineDash = function (dashArray) {
console.log("setLineDash not implemented");
};
this.drawFocusIfNeeded = function () {
console.log("drawFocusIfNeeded not implemented");
};
this.createImageData = function () {
console.log("drawFocusRing not implemented");
};
this.getImageData = function () {
console.log("getImageData not implemented");
};
this.putImageData = function () {
console.log("putImageData not implemented");
};
this.globalCompositeOperation = function () {
console.log("globalCompositeOperation not implemented");
};
this.arcTo = function (x1, y1, x2, y2, radius) {
console.log("arcTo not implemented");
};
};
const ProxyContext = function (HTMLctx) {
if (HTMLctx == null) {
throw new Error("Origin Canvas must be provided.");
}
let PDFctx=new PdfContext(blobStream());
Object.defineProperty(this, "font", {
get: function () {
return HTMLctx.font;
},
set: function (value) {
HTMLctx.font=value;
PDFctx.font=value;
},
});
Object.defineProperty(this, "textAlign", {
get: function () {
return HTMLctx.textAlign;
},
set: function (value) {
HTMLctx.fontValue=value;
PDFctx.fontValue=value;
},
});
Object.defineProperty(this, "textBaseline", {
get: function () {
return HTMLctx.textBaseline;
},
set: function (value) {
HTMLctx.fontValue=value;
PDFctx.fontValue=value;
},
});
Object.defineProperty(this, "fontRegex", {
get: function () {
return HTMLctx.fontRegex;
},
set: function (value) {
HTMLctx.fontRegex=value;
PDFctx.fontRegex=value;
},
});
Object.defineProperty(this, "fillStyle", {
get: function () {
return HTMLctx.fillStyle;
},
set: function (value) {
HTMLctx.fillStyle=value;
PDFctx.fillStyle=value;
},
});
Object.defineProperty(this, "strokeStyle", {
get: function () {
return HTMLctx.strokeStyle;
},
set: function (value) {
HTMLctx.strokeStyle=value;
PDFctx.strokeStyle=value;
},
});
Object.defineProperty(this, "lineWidth", {
get: function () {
return HTMLctx.lineWidth;
},
set: function (value) {
HTMLctx.lineWidth=value;
PDFctx.lineWidth=value;
},
});
Object.defineProperty(this, "lineCap", {
get: function () {
return HTMLctx.lineCap;
},
set: function (value) {
HTMLctx.lineCap=value;
PDFctx.lineCap=value;
},
});
Object.defineProperty(this, "lineJoin", {
get: function () {
return HTMLctx.lineJoin;
},
set: function (value) {
HTMLctx.lineJoin=value;
PDFctx.lineJoin=value;
},
});
Object.defineProperty(this, "globalAlpha", {
get: function () {
return HTMLctx.globalAlpha;
},
set: function (value) {
HTMLctx.globalAlpha=value;
PDFctx.globalAlpha=value;
},
});
this.end = function () {
return PDFctx.end();
};
this.save = function () {
PDFctx.save();
return HTMLctx.save();
};
this.restore = function () {
PDFctx.restore();
return HTMLctx.restore();
};
this.scale = function (x, y) {
PDFctx.scale(x,y);
return HTMLctx.scale(x,y);
};
this.rotate = function (angle) {
PDFctx.rotate(angle);
return HTMLctx.rotate(angle);
};
this.translate = function (x, y) {
PDFctx.translate(x,y);
return HTMLctx.translate(x,y);
};
this.transform = function (a, b, c, d, e, f) {
PDFctx.transform(a,b,c,d,e,f);
return HTMLctx.transform(a,b,c,d,e,f);
};
this.beginPath = function () {
PDFctx.beginPath();
return HTMLctx.beginPath();
};
this.moveTo = function (x, y) {
PDFctx.moveTo(x,y);
return HTMLctx.moveTo(x,y);
};
this.closePath = function () {
PDFctx.closePath();
return HTMLctx.closePath();
};
this.lineTo = function (x, y) {
PDFctx.lineTo(x,y);
return HTMLctx.lineTo(x,y);
};
this.stroke = function () {
PDFctx.stroke();
return HTMLctx.stroke();
};
this.fill = function () {
PDFctx.fill();
return HTMLctx.fill();
};
this.rect = function (x, y, width, height) {
PDFctx.rect(x,y,width,height);
return HTMLctx.rect(x,y,width,height);
};
this.fillRect = function (x, y, width, height) {
PDFctx.fillRect(x,y,width,height);
return HTMLctx.fillRect(x,y,width,height);
};
this.strokeRect = function (x, y, width, height) {
PDFctx.strokeRect(x,y,width,height);
return HTMLctx.strokeRect(x,y,width,height);
};
/**
* "Clears" a canvas by just drawing a white rectangle in the current group.
*/
this.clearRect = function (x, y, width, height) {
PDFctx.clearRect(x,y,width,height);
return HTMLctx.clearRect(x,y,width,height);
};
this.arc = function (x, y, r, a0, a1, ccw) {
PDFctx.arc(x,y,r,a0,a1,ccw);
return HTMLctx.arc(x,y,r,a0,a1,ccw);
};
this.bezierCurveTo = function (cp1x, cp1y, cp2x, cp2y, x, y) {
PDFctx.bezierCurveTo(cp1x,cp2y,cp2x,cp2y,x,y);
return HTMLctx.bezierCurveTo(cp1x,cp2y,cp2x,cp2y,x,y);
};
this.quadraticCurveTo = function (cpx, cpy, x, y) {
PDFctx.quadraticCurveTo(cpx,cpy,x,y);
return HTMLctx.quadraticCurveTo(cpx,cpy,x,y);
};
this.createLinearGradient = function (x1, y1, x2, y2) {
PDFctx.createLinearGradient(x1,y1,x2,y2);
return HTMLctx.createLinearGradient(x1,y1,x2,y2);
};
this.createRadialGradient = function (x0, y0, r0, x1, y1, r1) {
PDFctx.createRadialGradient(x0,y0,r0,x1,y1,r1);
return HTML.createRadialGradient(x0,y0,r0,x1,y1,r1);
};
this.adjustTextX = function (text, x) {
return PDFctx.adjustTextX(text,x);
};
this.adjustTextY = function (text, y) {
return PDFctx.adjustTextY(text,y);
};
this.fillText = function (text, x, y) {
PDFctx.fillText(text,x,y);
return HTMLctx.fillText(text,x,y);
};
this.strokeText = function (text, x, y) {
PDFctx.strokeText(text,x,y);
return HTMLctx.strokeText(text,x,y);
};
this.clip = function () {
PDFctx.clip();
return HTMLctx.clip();
};
this.drawImage = function (image) {
PDFctx.drawImage(image);
return HTMLctx.drawImage(image);
};
this.setTransform = function (a, b, c, d, e, f) {
PDFctx.setTransform(a,b,c,d,e,f);
return HTMLctx.setTransform(a,b,c,d,e,f);
};
this.ExportPDF = function(filename="pdf.pdf")
{
PDFctx.stream.on('finish', function () {
var blob = PDFctx.stream.toBlob('application/pdf');
saveAs(blob, filename, true);
});
PDFctx.end();
console.log("exported?");
//backgroud un completed https://segmentfault.com/a/1190000016819776
}
/**
* Not yet implemented
*/
this.createPattern = function (image, repetition) {
return HTMLctx.createImageData(image, repetition);
};
this.setLineDash = function (dashArray) {
return HTMLctx.createImageData(dashArray);
};
this.drawFocusIfNeeded = function () {
PDFctx.drawFocusIfNeeded();
return HTMLctx.drawFocusIfNeeded();
};
this.createImageData = function () {
PDFctx.createImageData();
return HTMLctx.createImageData();
};
this.getImageData = function () {
PDFctx.getImageData();
return HTMLctx.getImageData();
};
this.putImageData = function () {
PDFctx.putImageData();
return HTMLctx.putImageData();
};
this.globalCompositeOperation = function () {
PDFctx.globalCompositeOperation();
return HTMLctx.globalCompositeOperation();
};
this.arcTo = function (x1, y1, x2, y2, radius) {
};
};
var HTMLElememtNameList=['link','meta','style','script','noscript','template','body','section','nav','article','aside','h1','h2','h3','h4','h5','h6','header','footer','address','main','p','hr','pre','blockquote','ol','ul','li','dl','dt','dd','figure','figcaption','div','a','em','strong','small','s','cite','q','dfn','abbr','data','time','code','var','samp','kbd','sub','i','b','u','mark','ruby','rt','rp','bdi','bdo','span','br','wbr','ins','del','img','iframe','embed','object','param','video','audio','source','track','canvas','map','area','svg','math','table','caption','colgroup','col','tbody','thead','tfoot','tr','td','th','form','fieldset','legend','label','input','button','select','datalist','optgroup','option','textarea','keygen','output','progress','meter','details','summary','menuitem','menu'];
var HTMLElementList=new Array(HTMLElememtNameList.length);
document.ElementList=HTMLElementList;
function ElementInit()
{
for(let i=0; i<HTMLElememtNameList.length; i++)
HTMLElementList[i]=document.createElement(HTMLElememtNameList[i]);
}
ElementInit();
/*
var PDFcanvasElement = Object.create(HTMLCanvasElement.prototype);
PDFcanvasElement.createdCallback = function()
{
};
var PDFcanvasImage = window.registerElement('pdf-canvas', { prototype: HTMLElementList, extends: 'canvas' });
*/
// Create a class for the element
/*class PDFcanvasElement extends HTMLCanvasElement {
createdCallback() {
this.PROXYcontext=new ProxyContext(this.getContext("2d"));
this.getContext=function()
{
return this.PROXYcontext;
};
}
}*/
/*
const { createElement: originalCreateElement } = document;
document.createElement = function createElement(...args) {
// function fetch() { [native code] }
console.log("ele call intercepted:", ...args);
return originalCreateElement(...args);
};
*/
//customElements.define("pdf-canvas", PDFcanvasElement, { extends: "canvas" });
/*let MYcreateElement=deepClone(document.createElement);*/
document.createElement = function (tagName, className, parent) {
//console.log(tagName,className,parent);
tagName=tagName.toLowerCase();
var elem;
if(tagName == "tcanvas")
{
elem=HTMLElementList[HTMLElememtNameList.indexOf("canvas")].cloneNode();
}
else if(HTMLElememtNameList.indexOf(tagName)>-1){
elem=HTMLElementList[HTMLElememtNameList.indexOf(tagName)].cloneNode();
if(tagName=="canvas")
{
elem.PROXYcontext=new ProxyContext(elem.getContext("2d"));
elem.getContext=function()
{
return this.PROXYcontext;
};
console.log(elem);
}
}
else
{
alert("PDFexporter Error! New element registered by the page. To be finished. ");
console.log(tagName);
elem=_documentcreateElement(tagName);
}
if (className) {
elem.className = className || '';
}
if (parent) {
parent.appendChild(elem);
}
//console.log(elem);
return elem;
}
//
// you may need https://github.com/lisonge/Disable-CSP
//HTMLCanvasElement.prototype.createdCallback=(){};
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