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[Enhancement] Quick prototype of PDF export

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This commit is contained in:
David Hudson 2016-08-31 23:03:48 +09:00
parent 4091e9cdf4
commit 852ac3cd55
3 changed files with 23 additions and 2 deletions
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4
bower.json
View File

@ -18,6 +18,8 @@
"node-uuid": "^1.4.7",
"comma-separated-values": "^3.6.4",
"FileSaver.js": "^0.0.2",
"zepto": "^1.1.6"
"zepto": "^1.1.6",
"html2canvas": "^0.4.1",
"jspdf": "^1.2.61"
}
}

19
main.js
View File

@ -28,6 +28,8 @@ requirejs.config({
"angular-route": "bower_components/angular-route/angular-route.min",
"csv": "bower_components/comma-separated-values/csv.min",
"es6-promise": "bower_components/es6-promise/promise.min",
"html2canvas": "bower_components/html2canvas/build/html2canvas.min",
"jspdf": "bower_components/jspdf/dist/jspdf.min",
"moment": "bower_components/moment/moment",
"moment-duration-format": "bower_components/moment-duration-format/lib/moment-duration-format",
"saveAs": "bower_components/FileSaver.js/FileSaver.min",
@ -43,6 +45,9 @@ requirejs.config({
"angular-route": {
"deps": ["angular"]
},
"html2canvas": {
"exports": "html2canvas"
},
"moment-duration-format": {
"deps": ["moment"]
},
@ -59,6 +64,8 @@ define([
'./platform/framework/src/Main',
'legacyRegistry',
'html2canvas',
'jspdf',
'./platform/framework/bundle',
'./platform/core/bundle',
'./platform/representation/bundle',
@ -95,6 +102,18 @@ define([
'./platform/status/bundle',
'./platform/commonUI/regions/bundle'
], function (Main, legacyRegistry) {
setTimeout(function() {
var plotEl = document.getElementsByClassName('gl-plot')[0];
html2canvas(plotEl, {
onrendered: function(htmlCanvas) {
var pdf = new jsPDF('l', 'px', [plotEl.offsetHeight, plotEl.offsetWidth]);
pdf.addImage(htmlCanvas.toDataURL('image/jpeg', 2.0), 'JPEG', 0, 0, plotEl.offsetWidth, plotEl.offsetHeight);
pdf.save("plot.pdf");
}
});
}, 5000);
return {
legacyRegistry: legacyRegistry,
run: function () {

2
platform/features/plot/src/GLChart.js
View File

@ -54,7 +54,7 @@ define(
* @throws {Error} an error is thrown if WebGL is unavailable.
*/
function GLChart(canvas) {
var gl = canvas.getContext("webgl") || canvas.getContext("experimental-webgl"),
var gl = canvas.getContext("webgl", { preserveDrawingBuffer: true }) || canvas.getContext("experimental-webgl", { preserveDrawingBuffer: true }),
vertexShader,
fragmentShader,
program,