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171 lines
4.6 KiB
JavaScript
171 lines
4.6 KiB
JavaScript
// Generated by CoffeeScript 1.12.5
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/*
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PDFPage - represents a single page in the PDF document
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By Devon Govett
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*/
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(function() {
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var PDFPage;
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PDFPage = (function() {
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var DEFAULT_MARGINS, SIZES;
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function PDFPage(document, options) {
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var dimensions;
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this.document = document;
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if (options == null) {
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options = {};
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}
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this.size = options.size || 'letter';
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this.layout = options.layout || 'portrait';
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if (typeof options.margin === 'number') {
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this.margins = {
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top: options.margin,
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left: options.margin,
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bottom: options.margin,
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right: options.margin
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};
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} else {
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this.margins = options.margins || DEFAULT_MARGINS;
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}
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dimensions = Array.isArray(this.size) ? this.size : SIZES[this.size.toUpperCase()];
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this.width = dimensions[this.layout === 'portrait' ? 0 : 1];
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this.height = dimensions[this.layout === 'portrait' ? 1 : 0];
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this.content = this.document.ref();
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this.resources = this.document.ref({
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ProcSet: ['PDF', 'Text', 'ImageB', 'ImageC', 'ImageI']
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});
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Object.defineProperties(this, {
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fonts: {
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get: (function(_this) {
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return function() {
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var base;
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return (base = _this.resources.data).Font != null ? base.Font : base.Font = {};
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};
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})(this)
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},
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xobjects: {
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get: (function(_this) {
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return function() {
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var base;
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return (base = _this.resources.data).XObject != null ? base.XObject : base.XObject = {};
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};
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})(this)
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},
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ext_gstates: {
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get: (function(_this) {
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return function() {
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var base;
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return (base = _this.resources.data).ExtGState != null ? base.ExtGState : base.ExtGState = {};
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};
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})(this)
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},
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patterns: {
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get: (function(_this) {
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return function() {
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var base;
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return (base = _this.resources.data).Pattern != null ? base.Pattern : base.Pattern = {};
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};
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})(this)
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},
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annotations: {
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get: (function(_this) {
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return function() {
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var base;
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return (base = _this.dictionary.data).Annots != null ? base.Annots : base.Annots = [];
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};
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})(this)
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}
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});
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this.dictionary = this.document.ref({
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Type: 'Page',
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Parent: this.document._root.data.Pages,
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MediaBox: [0, 0, this.width, this.height],
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Contents: this.content,
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Resources: this.resources
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});
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}
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PDFPage.prototype.maxY = function() {
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return this.height - this.margins.bottom;
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};
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PDFPage.prototype.write = function(chunk) {
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return this.content.write(chunk);
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};
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PDFPage.prototype.end = function() {
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this.dictionary.end();
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this.resources.end();
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return this.content.end();
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};
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DEFAULT_MARGINS = {
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top: 72,
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left: 72,
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bottom: 72,
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right: 72
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};
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SIZES = {
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'4A0': [4767.87, 6740.79],
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'2A0': [3370.39, 4767.87],
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A0: [2383.94, 3370.39],
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A1: [1683.78, 2383.94],
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A2: [1190.55, 1683.78],
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A3: [841.89, 1190.55],
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A4: [595.28, 841.89],
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A5: [419.53, 595.28],
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A6: [297.64, 419.53],
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A7: [209.76, 297.64],
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A8: [147.40, 209.76],
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A9: [104.88, 147.40],
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A10: [73.70, 104.88],
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B0: [2834.65, 4008.19],
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B1: [2004.09, 2834.65],
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B2: [1417.32, 2004.09],
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B3: [1000.63, 1417.32],
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B4: [708.66, 1000.63],
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B5: [498.90, 708.66],
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B6: [354.33, 498.90],
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B7: [249.45, 354.33],
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B8: [175.75, 249.45],
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B9: [124.72, 175.75],
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B10: [87.87, 124.72],
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C0: [2599.37, 3676.54],
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C1: [1836.85, 2599.37],
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C2: [1298.27, 1836.85],
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C3: [918.43, 1298.27],
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C4: [649.13, 918.43],
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C5: [459.21, 649.13],
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C6: [323.15, 459.21],
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C7: [229.61, 323.15],
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C8: [161.57, 229.61],
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C9: [113.39, 161.57],
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C10: [79.37, 113.39],
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RA0: [2437.80, 3458.27],
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RA1: [1729.13, 2437.80],
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RA2: [1218.90, 1729.13],
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RA3: [864.57, 1218.90],
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RA4: [609.45, 864.57],
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SRA0: [2551.18, 3628.35],
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SRA1: [1814.17, 2551.18],
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SRA2: [1275.59, 1814.17],
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SRA3: [907.09, 1275.59],
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SRA4: [637.80, 907.09],
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EXECUTIVE: [521.86, 756.00],
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FOLIO: [612.00, 936.00],
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LEGAL: [612.00, 1008.00],
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LETTER: [612.00, 792.00],
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TABLOID: [792.00, 1224.00]
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};
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return PDFPage;
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})();
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module.exports = PDFPage;
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}).call(this);
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