diff options
Diffstat (limited to 'ecomp-sdk-app/src/main/webapp/app/policyApp/libs/jspdf/jspdf.js')
| -rw-r--r-- | ecomp-sdk-app/src/main/webapp/app/policyApp/libs/jspdf/jspdf.js | 303 |
1 files changed, 303 insertions, 0 deletions
diff --git a/ecomp-sdk-app/src/main/webapp/app/policyApp/libs/jspdf/jspdf.js b/ecomp-sdk-app/src/main/webapp/app/policyApp/libs/jspdf/jspdf.js new file mode 100644 index 000000000..2e703c933 --- /dev/null +++ b/ecomp-sdk-app/src/main/webapp/app/policyApp/libs/jspdf/jspdf.js @@ -0,0 +1,303 @@ +/** + * jsPDF + * (c) 2009 James Hall + * + * Some parts based on FPDF. + */ + +var jsPDF = function(){ + + // Private properties + var version = '20090504'; + var buffer = ''; + + var pdfVersion = '1.3'; // PDF Version + var defaultPageFormat = 'a4'; + var pageFormats = { // Size in mm of various paper formats + 'a3': [841.89, 1190.55], + 'a4': [595.28, 841.89], + 'a5': [420.94, 595.28], + 'letter': [612, 792], + 'legal': [612, 1008] + }; + var textColor = '0 g'; + var page = 0; + var objectNumber = 2; // 'n' Current object number + var state = 0; // Current document state + var pages = new Array(); + var offsets = new Array(); // List of offsets + var lineWidth = 0.200025; // 2mm + var pageHeight; + var k; // Scale factor + var unit = 'mm'; // Default to mm for units + var fontNumber; // TODO: This is temp, replace with real font handling + var documentProperties = {}; + var fontSize = 16; // Default font size + var pageFontSize = 16; + + // Initilisation + if (unit == 'pt') { + k = 1; + } else if(unit == 'mm') { + k = 72/25.4; + } else if(unit == 'cm') { + k = 72/2.54; + } else if(unit == 'in') { + k = 72; + } + + // Private functions + var newObject = function() { + //Begin a new object + objectNumber ++; + offsets[objectNumber] = buffer.length; + out(objectNumber + ' 0 obj'); + } + + + var putHeader = function() { + out('%PDF-' + pdfVersion); + } + + var putPages = function() { + + // TODO: Fix, hardcoded to a4 portrait + var wPt = pageWidth * k; + var hPt = pageHeight * k; + + for(n=1; n <= page; n++) { + newObject(); + out('<</Type /Page'); + out('/Parent 1 0 R'); + out('/Resources 2 0 R'); + out('/Contents ' + (objectNumber + 1) + ' 0 R>>'); + out('endobj'); + + //Page content + p = pages[n]; + newObject(); + out('<</Length ' + p.length + '>>'); + putStream(p); + out('endobj'); + } + offsets[1] = buffer.length; + out('1 0 obj'); + out('<</Type /Pages'); + var kids='/Kids ['; + for (i = 0; i < page; i++) { + kids += (3 + 2 * i) + ' 0 R '; + } + out(kids + ']'); + out('/Count ' + page); + out(sprintf('/MediaBox [0 0 %.2f %.2f]', wPt, hPt)); + out('>>'); + out('endobj'); + } + + var putStream = function(str) { + out('stream'); + out(str); + out('endstream'); + } + + var putResources = function() { + putFonts(); + putImages(); + + //Resource dictionary + offsets[2] = buffer.length; + out('2 0 obj'); + out('<<'); + putResourceDictionary(); + out('>>'); + out('endobj'); + } + + var putFonts = function() { + // TODO: Only supports core font hardcoded to Helvetica + newObject(); + fontNumber = objectNumber; + name = 'Helvetica'; + out('<</Type /Font'); + out('/BaseFont /' + name); + out('/Subtype /Type1'); + out('/Encoding /WinAnsiEncoding'); + out('>>'); + out('endobj'); + } + + var putImages = function() { + // TODO + } + + var putResourceDictionary = function() { + out('/ProcSet [/PDF /Text /ImageB /ImageC /ImageI]'); + out('/Font <<'); + // Do this for each font, the '1' bit is the index of the font + // fontNumber is currently the object number related to 'putFonts' + out('/F1 ' + fontNumber + ' 0 R'); + out('>>'); + out('/XObject <<'); + putXobjectDict(); + out('>>'); + } + + var putXobjectDict = function() { + // TODO + // Loop through images + } + + + var putInfo = function() { + out('/Producer (jsPDF ' + version + ')'); + if(documentProperties.title != undefined) { + out('/Title (' + pdfEscape(documentProperties.title) + ')'); + } + if(documentProperties.subject != undefined) { + out('/Subject (' + pdfEscape(documentProperties.subject) + ')'); + } + if(documentProperties.author != undefined) { + out('/Author (' + pdfEscape(documentProperties.author) + ')'); + } + if(documentProperties.keywords != undefined) { + out('/Keywords (' + pdfEscape(documentProperties.keywords) + ')'); + } + if(documentProperties.creator != undefined) { + out('/Creator (' + pdfEscape(documentProperties.creator) + ')'); + } + var created = new Date(); + var year = created.getFullYear(); + var month = (created.getMonth() + 1); + var day = created.getDate(); + var hour = created.getHours(); + var minute = created.getMinutes(); + var second = created.getSeconds(); + out('/CreationDate (D:' + sprintf('%02d%02d%02d%02d%02d%02d', year, month, day, hour, minute, second) + ')'); + } + + var putCatalog = function () { + out('/Type /Catalog'); + out('/Pages 1 0 R'); + // TODO: Add zoom and layout modes + out('/OpenAction [3 0 R /FitH null]'); + out('/PageLayout /OneColumn'); + } + + function putTrailer() { + out('/Size ' + (objectNumber + 1)); + out('/Root ' + objectNumber + ' 0 R'); + out('/Info ' + (objectNumber - 1) + ' 0 R'); + } + + var endDocument = function() { + state = 1; + putHeader(); + putPages(); + + putResources(); + //Info + newObject(); + out('<<'); + putInfo(); + out('>>'); + out('endobj'); + + //Catalog + newObject(); + out('<<'); + putCatalog(); + out('>>'); + out('endobj'); + + //Cross-ref + var o = buffer.length; + out('xref'); + out('0 ' + (objectNumber + 1)); + out('0000000000 65535 f '); + for (var i=1; i <= objectNumber; i++) { + out(sprintf('%010d 00000 n ', offsets[i])); + } + //Trailer + out('trailer'); + out('<<'); + putTrailer(); + out('>>'); + out('startxref'); + out(o); + out('%%EOF'); + state = 3; + } + + var beginPage = function() { + page ++; + // Do dimension stuff + state = 2; + pages[page] = ''; + + // TODO: Hardcoded at A4 and portrait + pageHeight = pageFormats['a4'][1] / k; + pageWidth = pageFormats['a4'][0] / k; + } + + var out = function(string) { + if(state == 2) { + pages[page] += string + '\n'; + } else { + buffer += string + '\n'; + } + } + + var _addPage = function() { + beginPage(); + // Set line width + out(sprintf('%.2f w', (lineWidth * k))); + + // Set font - TODO + // 16 is the font size + pageFontSize = fontSize; + out('BT /F1 ' + parseInt(fontSize) + '.00 Tf ET'); + } + + // Add the first page automatically + _addPage(); + + // Escape text + var pdfEscape = function(text) { + return text.replace(/\\/g, '\\\\').replace(/\(/g, '\\(').replace(/\)/g, '\\)'); + } + + return { + addPage: function() { + _addPage(); + }, + text: function(x, y, text) { + // need page height + if(pageFontSize != fontSize) { + out('BT /F1 ' + parseInt(fontSize) + '.00 Tf ET'); + pageFontSize = fontSize; + } + var str = sprintf('BT %.2f %.2f Td (%s) Tj ET', x * k, (pageHeight - y) * k, pdfEscape(text)); + out(str); + }, + setProperties: function(properties) { + documentProperties = properties; + }, + addImage: function(imageData, format, x, y, w, h) { + + }, + output: function(type, options) { + endDocument(); + if(type == undefined) { + return buffer; + } + if(type == 'datauri') { + document.location.href = 'data:application/pdf;base64,' + Base64.encode(buffer); + } + // @TODO: Add different output options + }, + setFontSize: function(size) { + fontSize = size; + } + } + +}; |