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First steps in PDF generation are OK ! Added pdfMake library Current cards added to a PDF Still needs to manage the width / height of cards, and the layout
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,110 @@ | ||
| define(['knockout', 'pdfmake'], function(ko, pdfMake) { | ||
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||
| /***********************************************************************/ | ||
| /* ViewModel for Exporting the Cards (unique or list, svg or png, ...) */ | ||
| /***********************************************************************/ | ||
| function pdfGenerator(engineVM) { | ||
| var self = this; | ||
|
|
||
| /*************************/ | ||
| /* Variables declaration */ | ||
| /*************************/ | ||
| self.mainEngineVM = engineVM; | ||
|
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| // Displaying the Modal Export Frame | ||
| self.isModalDisplayed = ko.observable(false); | ||
| self.indexCurrentExportedFile = ko.observable(-1); | ||
| self.totalExportedFiles = ko.observable(-1); | ||
|
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| // Export currently in progress | ||
| self.isExportInProgress = ko.observable(false); | ||
|
|
||
| // Construction of PDF | ||
| self.listDataUrls = []; | ||
|
|
||
| /********************************/ | ||
| /* End of Variables declaration */ | ||
| /********************************/ | ||
| self.progressPercentage = ko.pureComputed(function() { | ||
| var val100 = 100 * self.indexCurrentExportedFile() / self.totalExportedFiles(); | ||
| if (!Number.isInteger(val100)) { | ||
| return val100.toFixed(2) | ||
| } | ||
| return val100; | ||
| }); | ||
|
|
||
| self.exportActive = ko.computed(function() { return self.isExportInProgress(); }); | ||
| self.exportInactive = ko.computed(function() { return !self.isExportInProgress(); }); | ||
| self.estimatedTime = ko.computed(function() { | ||
| return (self.mainEngineVM.listCards().length * 0.5) + "s"; | ||
| }); | ||
|
|
||
| /*************************/ | ||
| /* Functions declaration */ | ||
| /*************************/ | ||
| // Opens the Modal Box for Zip Generation | ||
| self.showPdfModal = function() { | ||
| self.mainEngineVM.menu.hideCardExport(); | ||
| self.isModalDisplayed(true); | ||
| self.indexCurrentExportedFile(0); | ||
| self.totalExportedFiles(self.mainEngineVM.listCards().length); | ||
| self.isExportInProgress(false); | ||
| self.listDataUrls = []; | ||
| } | ||
| self.cancel = function() { | ||
| self.isModalDisplayed(false); | ||
| } | ||
|
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||
| self.launchPdfGeneration = function() { | ||
| self.isExportInProgress(true); | ||
| self.exportSingleCardToDataUrl(0); | ||
| } | ||
|
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||
| self.exportSingleCardToDataUrl = function(iCardIndex) { | ||
| if ((iCardIndex >= 0) && (iCardIndex < self.mainEngineVM.listCards().length)) { | ||
|
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||
| self.indexCurrentExportedFile(iCardIndex); | ||
| self.mainEngineVM.editableCard(self.mainEngineVM.listCards()[iCardIndex]); | ||
|
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||
| // Timeout is needed in order to ensure the canvas is fully loaded | ||
| setTimeout(function() { | ||
| self.cardToDataUrl(); | ||
| self.addDataUrlToList(iCardIndex); | ||
| }, 500); // TODO - Need to find a better way to launch action when the canvas is ready | ||
| } else if (iCardIndex >= self.mainEngineVM.listCards().length) { | ||
| self.indexCurrentExportedFile(iCardIndex); | ||
| self.integratesCardsIntoPdf(); | ||
| } | ||
| } | ||
|
|
||
| self.integratesCardsIntoPdf = function() { | ||
| var docDef = { content: [] }; | ||
| _.forEach(self.listDataUrls, function(dataUrl) { | ||
| docDef.content.push({ image: dataUrl, width: 250 }); | ||
| }) | ||
| pdfMake.createPdf(docDef).download(); | ||
| self.cancel(); | ||
| } | ||
|
|
||
| self.cardToDataUrl = function() { | ||
| if (self.mainEngineVM.editableCard() != null) { | ||
| //var canvas = document.getElementById('fabricjs-canvas'); | ||
| var dataUrl = self.mainEngineVM.canvas.toDataURL({ format: 'png' }); | ||
| self.listDataUrls.push(dataUrl); | ||
| } | ||
| } | ||
|
|
||
| self.addDataUrlToList = function(iCardIndex) { | ||
| self.exportSingleCardToDataUrl(iCardIndex + 1); | ||
| }; | ||
|
|
||
| /*******************************/ | ||
| /*End of Functions declaration */ | ||
| /*******************************/ | ||
| } | ||
| return { | ||
| getPdfGenerator: function(engineVM) { | ||
| return new pdfGenerator(engineVM); | ||
| } | ||
| } | ||
| }); |