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- (function(jsPDFAPI, undef) {
- 'use strict';
- var pdfSvgAttr = {
-
- g: ['stroke', 'fill', 'stroke-width'],
- line: ['x1', 'y1', 'x2', 'y2', 'stroke', 'stroke-width'],
- rect: ['x', 'y', 'width', 'height', 'stroke', 'fill', 'stroke-width'],
- ellipse: ['cx', 'cy', 'rx', 'ry', 'stroke', 'fill', 'stroke-width'],
- circle: ['cx', 'cy', 'r', 'stroke', 'fill', 'stroke-width'],
- text: ['x', 'y', 'font-size', 'font-family', 'text-anchor', 'font-weight', 'font-style', 'fill']
- };
- var attributeIsNotEmpty = function (node, attr) {
- var attVal = attr ? node.getAttribute(attr) : node;
- return attVal !== '' && attVal !== null;
- };
- var nodeIs = function (node, possible) {
- return possible.indexOf(node.tagName.toLowerCase()) > -1;
- };
- var removeAttributes = function(node, attributes) {
- var toRemove = [];
- [].forEach.call(node.attributes, function(a) {
- if (attributeIsNotEmpty(a) && attributes.indexOf(a.name.toLowerCase()) == -1) {
- toRemove.push(a.name);
- }
- });
- toRemove.forEach(function(a) {
- node.removeAttribute(a.name);
- });
- };
- var svgElementToPdf = function(element, pdf, options) {
-
-
- var remove = (options.removeInvalid == undef ? false : options.removeInvalid);
- var k = (options.scale == undef ? 1.0 : options.scale);
- var colorMode = null;
- [].forEach.call(element.children, function(node) {
-
- var hasFillColor = false;
- var hasStrokeColor = false;
- var fillRGB;
- if(nodeIs(node, ['g', 'line', 'rect', 'ellipse', 'circle', 'text'])) {
- var fillColor = node.getAttribute('fill');
- if(attributeIsNotEmpty(fillColor)) {
- fillRGB = new RGBColor(fillColor);
- if(fillRGB.ok) {
- hasFillColor = true;
- colorMode = 'F';
- } else {
- colorMode = null;
- }
- }
- }
- if(nodeIs(node, ['g', 'line', 'rect', 'ellipse', 'circle'])) {
- if(hasFillColor) {
- pdf.setFillColor(fillRGB.r, fillRGB.g, fillRGB.b);
- }
- if(attributeIsNotEmpty(node, 'stroke-width')) {
- pdf.setLineWidth(k * parseInt(node.getAttribute('stroke-width'), 10));
- }
- var strokeColor = node.getAttribute('stroke');
- if(attributeIsNotEmpty(strokeColor)) {
- var strokeRGB = new RGBColor(strokeColor);
- if(strokeRGB.ok) {
- hasStrokeColor = true;
- pdf.setDrawColor(strokeRGB.r, strokeRGB.g, strokeRGB.b);
- if(colorMode == 'F') {
- colorMode = 'FD';
- } else {
- colorMode = null;
- }
- } else {
- colorMode = null;
- }
- }
- }
- switch(node.tagName.toLowerCase()) {
- case 'svg':
- case 'a':
- case 'g':
- svgElementToPdf(node, pdf, options);
- removeAttributes(node, pdfSvgAttr.g);
- break;
- case 'line':
- pdf.line(
- k*parseInt(node.getAttribute('x1'), 10),
- k*parseInt(node.getAttribute('y1'), 10),
- k*parseInt(node.getAttribute('x2'), 10),
- k*parseInt(node.getAttribute('y2'), 10)
- );
- removeAttributes(node, pdfSvgAttr.line);
- break;
- case 'rect':
- pdf.rect(
- k*parseInt(node.getAttribute('x'), 10),
- k*parseInt(node.getAttribute('y'), 10),
- k*parseInt(node.getAttribute('width'), 10),
- k*parseInt(node.getAttribute('height'), 10),
- colorMode
- );
- removeAttributes(node, pdfSvgAttr.rect);
- break;
- case 'ellipse':
- pdf.ellipse(
- k*parseInt(node.getAttribute('cx'), 10),
- k*parseInt(node.getAttribute('cy'), 10),
- k*parseInt(node.getAttribute('rx'), 10),
- k*parseInt(node.getAttribute('ry'), 10),
- colorMode
- );
- removeAttributes(node, pdfSvgAttr.ellipse);
- break;
- case 'circle':
- pdf.circle(
- k*parseInt(node.getAttribute('cx'), 10),
- k*parseInt(node.getAttribute('cy'), 10),
- k*parseInt(node.getAttribute('r'), 10),
- colorMode
- );
- removeAttributes(node, pdfSvgAttr.circle);
- break;
- case 'text':
- if(node.hasAttribute('font-family')) {
- switch((node.getAttribute('font-family') || '').toLowerCase()) {
- case 'serif': pdf.setFont('times'); break;
- case 'monospace': pdf.setFont('courier'); break;
- default:
- node.setAttribute('font-family', 'sans-serif');
- pdf.setFont('helvetica');
- }
- }
- if(hasFillColor) {
- pdf.setTextColor(fillRGB.r, fillRGB.g, fillRGB.b);
- }
- var fontType = "";
- if(node.hasAttribute('font-weight')) {
- if(node.getAttribute('font-weight') == "bold") {
- fontType = "bold";
- } else {
- node.removeAttribute('font-weight');
- }
- }
- if(node.hasAttribute('font-style')) {
- if(node.getAttribute('font-style') == "italic") {
- fontType += "italic";
- } else {
- node.removeAttribute('font-style');
- }
- }
- pdf.setFontType(fontType);
- var pdfFontSize = 16;
- if(node.hasAttribute('font-size')) {
- pdfFontSize = parseInt(node.getAttribute('font-size'), 10);
- }
- var box = node.getBBox();
-
- var x, y, xOffset = 0;
- if(node.hasAttribute('text-anchor')) {
- switch(node.getAttribute('text-anchor')) {
- case 'end': xOffset = box.width; break;
- case 'middle': xOffset = box.width / 2; break;
- case 'start': break;
- case 'default': node.setAttribute('text-anchor', 'start'); break;
- }
- x = parseInt(node.getAttribute('x'), 10) - xOffset;
- y = parseInt(node.getAttribute('y'), 10);
- }
-
- pdf.setFontSize(pdfFontSize).text(
- k * x,
- k * y,
- node.textContent
- );
- removeAttributes(node, pdfSvgAttr.text);
- break;
-
- default:
- if (remove) {
- console.log("can't translate to pdf:", node);
- node.parentNode.removeChild(node);
- }
- }
- });
- return pdf;
- };
- jsPDFAPI.addSVG = function(element, x, y, options) {
- options = (options === undef ? {} : options);
- options.x_offset = x;
- options.y_offset = y;
- if (typeof element === 'string') {
- element = new DOMParser().parseFromString(element, 'text/xml').documentElement;
- }
- svgElementToPdf(element, this, options);
- return this;
- };
- }(jsPDF.API));
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