{"id":2086,"date":"2022-07-06T13:32:43","date_gmt":"2022-07-06T08:32:43","guid":{"rendered":"https:\/\/www.edopedia.com\/blog\/?p=2086"},"modified":"2022-07-06T13:32:46","modified_gmt":"2022-07-06T08:32:46","slug":"jspdf-html2canvas-project-export-html-with-multiple-graphs-plotted-to-pdf-document-in-javascript","status":"publish","type":"post","link":"https:\/\/www.edopedia.com\/blog\/jspdf-html2canvas-project-export-html-with-multiple-graphs-plotted-to-pdf-document-in-javascript\/","title":{"rendered":"jsPDF Html2Canvas Project: Export HTML With Multiple Graphs Plotted to PDF Document in JavaScript"},"content":{"rendered":"\n

index.html<\/h2>\n\n\n\n
<!DOCTYPE html>\n<html lang="en">\n<head>\n  <meta charset="UTF-8">\n  <meta http-equiv="X-UA-Compatible" content="IE=edge">\n  <meta name="viewport" content="width=device-width, initial-scale=1.0">\n  <title>Document<\/title>\n<\/head>\n<body>\n  <div id="total" class="demo-container">\n    <div id="placeholder" style="height: 300px; width: 900px;"><\/div>\n    <div id="placeholder_2" style="height: 300px; width: 900px;"><\/div>\n  <\/div>\n  <a id="generate">Generate<\/a>\n<\/body>\n<script src="https:\/\/ajax.googleapis.com\/ajax\/libs\/jquery\/3.6.0\/jquery.min.js"><\/script>\n\n<script>\n    $(function() {\n    flot1();\n    flot2();\n  });\n\n  function flot1() {\n    var plot;\n    plot = $.plot($("#placeholder"), [{\n      label: 'Test',\n      data: [\n        [0, 0],\n        [1, 1]\n      ]\n    }], {\n      yaxis: {\n        max: 1\n      }\n    });\n  }\n\n  function flot2() {\n    var oilPrices = [\n      [1167692400000, 61.05],\n      [1167778800000, 58.32],\n      [1167865200000, 57.35],\n      [1167951600000, 56.31],\n      [1168210800000, 55.55],\n      [1168297200000, 55.64],\n      [1168383600000, 54.02],\n      [1168470000000, 51.88],\n      [1168556400000, 52.99],\n      [1168815600000, 52.99],\n      [1168902000000, 51.21],\n      [1168988400000, 52.24],\n      [1169074800000, 50.48]\n    ];\n\n    var exchangeRates = [\n      [1167606000000, 0.7580],\n      [1167692400000, 0.7580],\n      [1167778800000, 0.75470],\n      [1167865200000, 0.75490],\n      [1167951600000, 0.76130],\n      [1168038000000, 0.76550],\n      [1168124400000, 0.76930],\n      [1168210800000, 0.76940],\n      [1168297200000, 0.76880],\n      [1168383600000, 0.76780],\n      [1168470000000, 0.77080],\n      [1168556400000, 0.77270],\n      [1168642800000, 0.77490],\n      [1168729200000, 0.77410],\n      [1168815600000, 0.77410],\n      [1168902000000, 0.77320],\n      [1168988400000, 0.77270],\n      [1169074800000, 0.77370],\n      [1169161200000, 0.77240],\n      [1169247600000, 0.77120]\n    ];\n    var data = [{\n      data: oilPrices,\n      label: "Oil price ($)"\n    }, {\n      data: exchangeRates,\n      label: "USD\/EUR exchange rate",\n      yaxis: 2\n    }];\n\n    var options = {\n      canvas: true,\n      xaxes: [{\n        mode: "time"\n      }],\n      yaxes: [{\n        min: 0\n      }, {\n        position: "right",\n        alignTicksWithAxis: 1,\n        tickFormatter: function(value, axis) {\n          return value.toFixed(axis.tickDecimals) + "\u20ac";\n        }\n      }],\n      legend: {\n        position: "sw"\n      }\n    }\n\n    plot = $.plot("#placeholder_2", data, options);\n  }\n  \/\/----------------------------------------------------\n  $("#generate").on("click", function(e) {\n\n    e.preventDefault();\n\n    var p1 = new Promise(function(resolve, reject) {\n      var element = $("#placeholder").get(0);\n      html2canvas(element, {\n        onrendered: function(canvas) {\n          resolve(canvas.toDataURL('image\/png'));\n        }\n      });\n    });\n\n\n    var p2 = new Promise(function(resolve, reject) {\n      var element = $("#placeholder_2").get(0);\n      html2canvas(element, {\n        onrendered: function(canvas) {\n          resolve(canvas.toDataURL('image\/png'));\n        }\n      });\n    });\n\n    Promise.all([p1, p2]).then(function(screens) {\n      var doc = new jsPDF();\n      doc.addImage(screens[0], 'PNG', 10, 10, 180, 115);\n      doc.addPage();\n      doc.addImage(screens[1], 'PNG', 10, 10, 180, 60);\n      doc.save('sample-file.pdf');\n\n    });\n  });\n\n<\/script>\n<\/html><\/pre><\/div>\n","protected":false},"excerpt":{"rendered":"
index.html<\/p>\n","protected":false},"author":1,"featured_media":1762,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[112],"tags":[],"class_list":["post-2086","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tutorials"],"yoast_head":"\njsPDF Html2Canvas Project: Export HTML With Multiple Graphs Plotted to PDF Document in JavaScript<\/title>\n<meta name=\"description\" content=\"index.html <!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.edopedia.com\/blog\/jspdf-html2canvas-project-export-html-with-multiple-graphs-plotted-to-pdf-document-in-javascript\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta 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