Mercurial > hg > orthanc-stone
view Applications/StoneWebViewer/Resources/Graveyard/print.js @ 1669:d82a141e08d7
make the viewer work even if missing cache space
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Thu, 19 Nov 2020 19:16:37 +0100 |
parents | 05b55b89a134 |
children | 9ac2a65d4172 |
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/** * Stone of Orthanc * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics * Department, University Hospital of Liege, Belgium * Copyright (C) 2017-2020 Osimis S.A., Belgium * * This program is free software: you can redistribute it and/or * modify it under the terms of the GNU Affero General Public License * as published by the Free Software Foundation, either version 3 of * the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Affero General Public License for more details. * * You should have received a copy of the GNU Affero General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. **/ // DEPENDENCY: https://github.com/faisalman/ua-parser-js function beforePrint(event){ console.log('beforePrint'); var $body = $('body'); $body.addClass('print'); // because firefox does not support/executes codes after the cloned document as been rendered // https://bugzilla.mozilla.org/show_bug.cgi?format=default&id=1048317 // we cannot calculate using the good body size for the clone document // so we have to hardcode the body width (meaning we can only renders in A4 in firefox); var uaParser = new UAParser(); var isFirefox = (uaParser.getBrowser().name === 'Firefox'); var isIE = (uaParser.getBrowser().name === 'IE'); var isEdge = (uaParser.getBrowser().name === 'Edge'); console.log('ua parser', uaParser.getBrowser()); if(isFirefox || isIE || isEdge){ if (0) { // This is Letter $body.css('width', '8.5in'); $body.css('height', '11in'); } else { // This is A4 //$body.css('width', '210mm'); //$body.css('height', '297mm'); $body.css('width', '210mm'); $body.css('height', '297mm'); // Setting "297mm" makes Firefox create 2 pages } // console.log('html size', $html.width(), $html.height()); } if(isIE){ window.alert('GENERAL_PARAGRAPHS.INCOMPATIBLE_PRINT_BROWSER'); } console.log('body size', $body.width(), $body.height()); var $splitpane = $('#viewport'); var splitpaneSize = {width: $splitpane.width(), height: $splitpane.height()}; console.log(splitpaneSize); var panesCount = { x: app.layoutCountX, y: app.layoutCountY } var panes = []; $('#viewport canvas').each(function(key, value) { if ($(value).is(':visible')) { console.log(value); panes.push(value); } }); console.log(panesCount); if (0){ for(var i = 0; i < panes.length; i++){ var canvas = panes[i]; var paneSize = { originalWidth: $(canvas).width(), //canvas.getBoundingClientRect().width, originalHeight: $(canvas).height(), //canvas.getBoundingClientRect().height, originalRatio: 0, paneFinalWidth: splitpaneSize.width / panesCount.x, paneFinalHeight: splitpaneSize.height / panesCount.y, paneFinalRatio: 0, canvasFinalWidth: 0, canvasFinalHeight: 0, canvasFinalRatio: 0 }; paneSize.originalRatio = paneSize.originalWidth / paneSize.originalHeight; paneSize.paneFinalRatio = paneSize.paneFinalWidth / paneSize.paneFinalHeight; if(paneSize.paneFinalRatio > 1){ // If pane width ratio means it's width is larger than it's height if(paneSize.paneFinalRatio > paneSize.originalRatio){ // the final pane is larger than the original // So we should fit on the height to recalc the ratio console.log('case 1'); paneSize.canvasFinalHeight = paneSize.paneFinalHeight; paneSize.canvasFinalWidth = paneSize.canvasFinalHeight * paneSize.originalRatio; // Then we calc the width according the ratio } else { // the final pane is higher than or equal to the original // So we should fit on the width console.log('case 2'); paneSize.canvasFinalWidth = paneSize.paneFinalWidth; paneSize.canvasFinalHeight = paneSize.canvasFinalWidth / paneSize.originalRatio; // Then we calc the width according the ratio } } else { // If pane width ratio means it's height is higher than it's height if(paneSize.paneFinalRatio > paneSize.originalRatio){ // the final pane is larger than the original // So we should fit on the height to recalc the ratio console.log('case 3'); paneSize.canvasFinalHeight = paneSize.paneFinalHeight; paneSize.canvasFinalWidth = paneSize.canvasFinalHeight * paneSize.originalRatio; // Then we calc the width according the ratio } else { // the final pane is higher than or equal to the original // So we should fit on the width console.log('case 4'); paneSize.canvasFinalWidth = paneSize.paneFinalWidth; paneSize.canvasFinalHeight = paneSize.canvasFinalWidth / paneSize.originalRatio; // Then we calc the width according the ratio } } paneSize.canvasFinalRatio = paneSize.canvasFinalWidth / paneSize.canvasFinalHeight; console.log('paneSizes:', paneSize, 'splitpaneSize:', splitpaneSize, 'panesCount:', panesCount); //canvas.resizeCanvas(paneSize.canvasFinalWidth, paneSize.canvasFinalHeight); //canvas.draw(); console.log(paneSize.canvasFinalWidth + ' ' + paneSize.canvasFinalHeight); /*canvas.width = Math.round(paneSize.canvasFinalWidth); canvas.height = Math.round(paneSize.canvasFinalHeight);*/ $(canvas).width(paneSize.canvasFinalWidth); $(canvas).height(paneSize.canvasFinalHeight); /* https://stackoverflow.com/questions/27863783/javascript-canvas-disappears-after-changing-width var buffer = document.getElementById('buffer'); var context = canvas.getContext('2d'); console.log(context); var bufferContext = buffer.getContext('2d'); console.log(bufferContext); bufferContext.drawImage(canvas, 0, 0); //Make a copy of the canvas to hidden buffer canvas.width = Math.round(paneSize.canvasFinalWidth); canvas.height = Math.round(paneSize.canvasFinalHeight); context.drawImage(buffer, 0, 0); */ } } else { for(var i = 0; i < panes.length; i++){ var canvas = panes[i]; $(canvas).width($(canvas).parent().width()); $(canvas).height($(canvas).parent().height()); } } stone.AllViewportsUpdateSize(false); $(window).trigger('resize'); // to force screen and canvas recalculation }; function afterPrint(){ console.log('afterprint'); var $body = $('body'); // var $html = $('html'); $body.removeClass('print'); $body.css('width', '100%'); $body.css('height', '100%'); $('#viewport canvas').css('width', '100%'); $('#viewport canvas').css('height', '100%'); stone.AllViewportsUpdateSize(false); $(window).trigger('resize'); // to force screen and canvas recalculation } window.addEventListener('beforeprint', function(event){ beforePrint(event); }); var printMedia = window.matchMedia('print'); printMedia.addListener(function(mql) { if(mql.matches) { console.log('webkit equivalent of onbeforeprint'); beforePrint(); } }); window.addEventListener('afterprint', function(){ afterPrint(); });$ /*vm.cancelPrintMode = function(){ afterPrint(); } */