LT-55: measurements report (jsPDF, html2canvas)
This commit is contained in:
Leonardo Campos
parent
9f2d0add20
commit
c6a710aacd
@ -1,93 +1,115 @@
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import { OHIF } from 'meteor/ohif:core';
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// import * as jsPDF from 'jspdf';
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// import { $ } from 'meteor/jquery';
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import jsPDF from 'jspdf';
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import * as pdfDebug from 'jspdf';
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// import html2canvas from 'html2canvas';
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import html2canvas from 'html2canvas';
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window.jsPDF = jsPDF;
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window.pdfDebug = pdfDebug;
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// window.html2canvas = html2canvas;
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window.html2canvas = html2canvas;
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// console.log('>>>>>>>>>>> html2canvas: ', html2canvas);
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// window.exportCanvasToPdf = canvas => {
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// // only jpeg is supported by jsPDF
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// const imgData = canvas.toDataURL('image/jpeg', 1.0);
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// const pdf = new jsPDF();
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window.exportCanvasToPdf = canvas => {
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// only jpeg is supported by jsPDF
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const imgData = canvas.toDataURL('image/jpeg', 1.0);
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const pdf = new jsPDF();
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// pdf.addImage(imgData, 'JPEG', 0, 0);
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// pdf.save('download.pdf');
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// };
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pdf.addImage(imgData, 'JPEG', 0, 0);
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pdf.save('download.pdf');
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};
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// window.exportActiveViewportToPdf = () => {
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// const activeViewportElement = getActiveViewportElement();
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// if (!activeViewportElement) {
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// console.log('>>>>> No active viewport element');
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// return;
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// }
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window.exportActiveViewportToPdf = () => {
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const activeViewportElement = getActiveViewportElement();
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if (!activeViewportElement) {
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console.log('>>>>> No active viewport element');
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return;
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}
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// console.log('>>>>> activeViewportElement: ', activeViewportElement);
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// const canvas = $(activeViewportElement).find('canvas').get(0);
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console.log('>>>>> activeViewportElement: ', activeViewportElement);
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const canvas = $(activeViewportElement).find('canvas').get(0);
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// if (!canvas) {
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// console.log('>>>>> canvas is not available');
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// return;
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// }
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if (!canvas) {
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console.log('>>>>> canvas is not available');
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return;
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}
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// exportCanvasToPdf(canvas);
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// };
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exportCanvasToPdf(canvas);
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// Split the data into pages
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// To make it easier we're going to work with a fixed grid (4R x 2C)
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const getReportData = data => {
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const patient = data.patient;
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const pages = [];
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let page;
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// Working with ITEMS until we get real data (measurements)
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const itemsPerPage = 3;
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data.items.forEach(item => {
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if (!page || (page.items.length === itemsPerPage)) {
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page = {
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width: 595, // points
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height: 841, // points
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patient,
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items: []
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};
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pages.push(page);
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}
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page.items.push(item);
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});
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return pages;
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};
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window.exportPdf = (options) => {
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const parentElement = document.createElement('div');
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const template = Template[options.templateName];
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const data = options.data;
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const pdf = new jsPDF();
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const page = options.page;
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const width = page.width - page.margins.left - page.margins.right; // A4 = 210 × 297;
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// const html = Blaze.toHTMLWithData(Template['measurementsReport'], data);
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// console.log('>>>>> html: ', html);
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const pages = getReportData(options.data);
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const template = Template.measurementsReport;
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const pdf = new jsPDF('portrait', 'pt', 'a4');
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let renderedView;
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const parentNode = document.createElement('div');
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document.body.appendChild(parentNode);
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parentNode.style.position = 'absolute';
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parentNode.style.top = 0;
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parentNode.style.right = 0;
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parentNode.style.bottom = 0;
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parentNode.style.left = 0;
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parentNode.style.backgroundColor = '#F00';
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// parentNode.style.transform = 'translate(-100%, -100%)';
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const onRendered = (template) => {
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const printableElement = template.find('.print');
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const renderOptions = {
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pagesplit: true
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};
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Blaze.renderWithData(Template['measurementsReport'], data, parentNode);
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console.log('>>>>> parentNode: ', parentNode);
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document.body.appendChild(parentNode);
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pdf.addHTML(printableElement, 0, 0, renderOptions, () => {
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// Blaze.remove(renderedView);
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// document.body.removeChild(parentNode);
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pdf.save('html2pdf.pdf');
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console.log('Done!');
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});
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};
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pdf.fromHTML(parentNode, page.margins.left, page.margins.right, { width }, () => {
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pdf.save('pdfFromHtml.pdf');
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});
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const viewModel = {
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pages,
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onRendered
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};
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window.parentNode = parentNode;
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window.pdf = pdf;
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renderedView = Blaze.renderWithData(Template['measurementsReport'], viewModel, parentNode);
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// const html = Blaze.toHTMLWithData(Template['measurementsReport'], pages);
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};
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window.testExportPdf = () => {
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const options = {
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templateName: 'measurementsReport',
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page: {
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format: 'a4',
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orientation: 'portrait',
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width: 595.28,
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margins: {
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left: 10,
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right: 10
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}
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},
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data: {
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patient: {
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name: 'Patient name'
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},
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// study: {
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// foo: 'bar'
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// },
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// timepoint: {
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// date: '1/1/1900'
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// },
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// measurements: [ ],
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items: []
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}
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};
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for (let i = 0; i < 30; i++) {
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for (let i = 0; i < 8; i++) {
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options.data.items.push('Lorem ipsum dolor sit amet, consectetur adipisicing elit. Praesentium possimus sit alias. Repellendus minus placeat mollitia voluptas quod repellat vero quasi similique dolores minima excepturi, adipisci iusto optio, omnis accusamus. Lorem ipsum dolor sit amet, consectetur adipisicing elit. Rerum repudiandae alias praesentium possimus minima sunt velit voluptates maxime labore sequi, quasi cum eos perferendis tempora dolorem obcaecati ut commodi qui.');
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}
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@ -1 +1,3 @@
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import './templates';
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import './measurements/measurements.html';
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import './measurements/measurements.styl';
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import './measurements/measurements.js';
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@ -0,0 +1,15 @@
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<template name="measurementsReport">
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<div id="measurementsReport" class="print">
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{{#each pages}}
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<div class="page" style="width:{{width}}pt; height:{{height}}pt;">
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<div class="pageNumber">{{@index}}</div>
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<div>{{patient.name}}</div>
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<div>
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{{#each item in items}}
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<div class="item">{{item}}</div>
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{{/each}}
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</div>
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</div>
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{{/each}}
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</div>
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</template>
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@ -0,0 +1,15 @@
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Template.measurementsReport.onRendered(() => {
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const instance = Template.instance();
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const data = Template.currentData();
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const onRendered = data.onRendered;
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if (onRendered) {
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onRendered(instance);
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}
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});
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Template.measurementsReport.helpers({
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getCanvasData(canvas) {
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}
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});
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@ -0,0 +1,25 @@
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#measurementsReport
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background-color: #FFF;
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color: #000;
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font-size: 12pt;
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left: 0;
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min-width: 300pt;
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min-height: 150pt;
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position: absolute;
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top: 0;
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z-index: 10000;
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// transform: translate(-100%, -100%);
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.page
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border: solid 1pt #F00;
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padding: 6pt;
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.pageNumber
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float: right;
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.item
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background-color: #EEE;
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color: #666;
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margin: 10pt 0;
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padding: 10pt;
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// page-break-before: auto;
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@ -1 +0,0 @@
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import './measurements.html';
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@ -1,7 +0,0 @@
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<template name="measurementsReport">
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<div>
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{{#each item in items}}
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<div style="background-color: #fff !important; color: #0A0; margin-bottom: 18pt; page-break-before: auto;">{{item}}</div>
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{{/each}}
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</div>
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</template>
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@ -1,6 +1,7 @@
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Npm.depends({
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ajv: '4.10.4',
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jspdf: '1.3.2'
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jspdf: '1.3.2',
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html2canvas: '0.5.0-beta4'
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});
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Package.describe({
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