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modules_arabic.js.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>modules/arabic.js - Documentation</title>
<script src="scripts/prettify/prettify.js"></script>
<script src="scripts/prettify/lang-css.js"></script>
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<nav>
<h2><a href="index.html">Home</a></h2><h3>Classes</h3><ul><li><a href="jsPDF.html">jsPDF</a><ul class='methods'><li data-type='method'><a href="jsPDF.html#addFont">addFont</a></li><li data-type='method'><a href="jsPDF.html#addPage">addPage</a></li><li data-type='method'><a href="jsPDF.html#circle">circle</a></li><li data-type='method'><a href="jsPDF.html#clip">clip</a></li><li data-type='method'><a href="jsPDF.html#deletePage">deletePage</a></li><li data-type='method'><a href="jsPDF.html#ellipse">ellipse</a></li><li data-type='method'><a href="jsPDF.html#getCharSpace">getCharSpace</a></li><li data-type='method'><a href="jsPDF.html#getCreationDate">getCreationDate</a></li><li data-type='method'><a href="jsPDF.html#getDrawColor">getDrawColor</a></li><li data-type='method'><a href="jsPDF.html#getFileId">getFileId</a></li><li data-type='method'><a href="jsPDF.html#getFillColor">getFillColor</a></li><li data-type='method'><a href="jsPDF.html#getFontList">getFontList</a></li><li 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data-type='method'><a href="jsPDF.html#setCreationDate">setCreationDate</a></li><li data-type='method'><a href="jsPDF.html#setDisplayMode">setDisplayMode</a></li><li data-type='method'><a href="jsPDF.html#setDocumentProperties">setDocumentProperties</a></li><li data-type='method'><a href="jsPDF.html#setDrawColor">setDrawColor</a></li><li data-type='method'><a href="jsPDF.html#setFileId">setFileId</a></li><li data-type='method'><a href="jsPDF.html#setFillColor">setFillColor</a></li><li data-type='method'><a href="jsPDF.html#setFont">setFont</a></li><li data-type='method'><a href="jsPDF.html#setFontSize">setFontSize</a></li><li data-type='method'><a href="jsPDF.html#setFontStyle">setFontStyle</a></li><li data-type='method'><a href="jsPDF.html#setLineCap">setLineCap</a></li><li data-type='method'><a href="jsPDF.html#setLineDash">setLineDash</a></li><li data-type='method'><a href="jsPDF.html#setLineHeightFactor">setLineHeightFactor</a></li><li data-type='method'><a href="jsPDF.html#setLineJoin">setLineJoin</a></li><li data-type='method'><a href="jsPDF.html#setLineWidth">setLineWidth</a></li><li data-type='method'><a href="jsPDF.html#setMiterLimit">setMiterLimit</a></li><li data-type='method'><a href="jsPDF.html#setPage">setPage</a></li><li data-type='method'><a href="jsPDF.html#setR2L">setR2L</a></li><li data-type='method'><a href="jsPDF.html#setTextColor">setTextColor</a></li><li data-type='method'><a href="jsPDF.html#text">text</a></li><li data-type='method'><a href="jsPDF.html#triangle">triangle</a></li></ul></li><li><a href="module-AcroForm-AcroFormButton.html">AcroFormButton</a></li><li><a href="module-AcroForm-AcroFormCheckBox.html">AcroFormCheckBox</a></li><li><a href="module-AcroForm-AcroFormChoiceField.html">AcroFormChoiceField</a></li><li><a href="module-AcroForm-AcroFormComboBox.html">AcroFormComboBox</a><ul class='methods'><li data-type='method'><a href="module-AcroForm-AcroFormComboBox.html#addOption">addOption</a></li><li data-type='method'><a href="module-AcroForm-AcroFormComboBox.html#getOptions">getOptions</a></li><li data-type='method'><a href="module-AcroForm-AcroFormComboBox.html#removeOption">removeOption</a></li><li data-type='method'><a href="module-AcroForm-AcroFormComboBox.html#setOptions">setOptions</a></li></ul></li><li><a href="module-AcroForm-AcroFormEditBox.html">AcroFormEditBox</a><ul class='methods'><li data-type='method'><a href="module-AcroForm-AcroFormEditBox.html#addOption">addOption</a></li><li data-type='method'><a href="module-AcroForm-AcroFormEditBox.html#getOptions">getOptions</a></li><li data-type='method'><a href="module-AcroForm-AcroFormEditBox.html#removeOption">removeOption</a></li><li data-type='method'><a href="module-AcroForm-AcroFormEditBox.html#setOptions">setOptions</a></li></ul></li><li><a href="module-AcroForm-AcroFormField.html">AcroFormField</a></li><li><a href="module-AcroForm-AcroFormListBox.html">AcroFormListBox</a><ul class='methods'><li data-type='method'><a href="module-AcroForm-AcroFormListBox.html#addOption">addOption</a></li><li data-type='method'><a href="module-AcroForm-AcroFormListBox.html#getOptions">getOptions</a></li><li data-type='method'><a href="module-AcroForm-AcroFormListBox.html#removeOption">removeOption</a></li><li data-type='method'><a href="module-AcroForm-AcroFormListBox.html#setOptions">setOptions</a></li></ul></li><li><a href="module-AcroForm-AcroFormPasswordField.html">AcroFormPasswordField</a></li><li><a href="module-AcroForm-AcroFormPDFObject.html">AcroFormPDFObject</a></li><li><a href="module-AcroForm-AcroFormPushButton.html">AcroFormPushButton</a></li><li><a href="module-AcroForm-AcroFormRadioButton.html">AcroFormRadioButton</a></li><li><a href="module-AcroForm-AcroFormTextField.html">AcroFormTextField</a></li><li><a href="module-canvas-Canvas.html">Canvas</a></li></ul><h3>Modules</h3><ul><li><a href="module-AcroForm.html">AcroForm</a><ul class='methods'><li data-type='method'><a href="module-AcroForm.html#addButton">addButton</a></li><li data-type='method'><a href="module-AcroForm.html#addChoiceField">addChoiceField</a></li><li data-type='method'><a href="module-AcroForm.html#addField">addField</a></li><li data-type='method'><a href="module-AcroForm.html#addTextField">addTextField</a></li></ul></li><li><a href="module-addImage.html">addImage</a><ul class='methods'><li data-type='method'><a href="module-addImage.html#~addImage">addImage</a></li><li data-type='method'><a href="module-addImage.html#~arrayBufferToBase64">arrayBufferToBase64</a></li><li data-type='method'><a href="module-addImage.html#~arrayBufferToBinaryString">arrayBufferToBinaryString</a></li><li data-type='method'><a href="module-addImage.html#~binaryStringToUint8Array">binaryStringToUint8Array</a></li><li data-type='method'><a href="module-addImage.html#~convertStringToImageData">convertStringToImageData</a></li><li data-type='method'><a href="module-addImage.html#~createImageInfo">createImageInfo</a></li><li data-type='method'><a href="module-addImage.html#~extractImageFromDataUrl">extractImageFromDataUrl</a></li><li data-type='method'><a href="module-addImage.html#~extractInfoFromBase64DataURI">extractInfoFromBase64DataURI</a></li><li data-type='method'><a href="module-addImage.html#~getImageFileTypeByImageData">getImageFileTypeByImageData</a></li><li data-type='method'><a href="module-addImage.html#~getImageProperties">getImageProperties</a></li><li data-type='method'><a href="module-addImage.html#~isArrayBuffer">isArrayBuffer</a></li><li data-type='method'><a href="module-addImage.html#~isArrayBufferView">isArrayBufferView</a></li><li data-type='method'><a href="module-addImage.html#~isString">isString</a></li><li data-type='method'><a href="module-addImage.html#~sHashCode">sHashCode</a></li><li data-type='method'><a href="module-addImage.html#~supportsArrayBuffer">supportsArrayBuffer</a></li><li data-type='method'><a href="module-addImage.html#~validateStringAsBase64">validateStringAsBase64</a></li></ul></li><li><a href="module-annotations.html">annotations</a><ul class='methods'><li data-type='method'><a href="module-annotations.html#~createAnnotation">createAnnotation</a></li><li data-type='method'><a href="module-annotations.html#~getTextWidth">getTextWidth</a></li><li data-type='method'><a href="module-annotations.html#~link">link</a></li><li data-type='method'><a href="module-annotations.html#~textWithLink">textWithLink</a></li></ul></li><li><a href="module-arabic.html">arabic</a><ul class='methods'><li data-type='method'><a href="module-arabic.html#~processArabic">processArabic</a></li></ul></li><li><a href="module-autoprint.html">autoprint</a><ul class='methods'><li data-type='method'><a href="module-autoprint.html#~autoPrint">autoPrint</a></li></ul></li><li><a href="module-bmp_support.html">bmp_support</a></li><li><a href="module-canvas.html">canvas</a><ul class='methods'><li data-type='method'><a href="module-canvas.html#~getContext">getContext</a></li><li data-type='method'><a href="module-canvas.html#~toDataURL">toDataURL</a></li></ul></li><li><a href="module-cell.html">cell</a><ul class='methods'><li data-type='method'><a href="module-cell.html#~arrayMax">arrayMax</a></li><li data-type='method'><a href="module-cell.html#~calculateLineHeight">calculateLineHeight</a></li><li data-type='method'><a href="module-cell.html#~cell">cell</a></li><li data-type='method'><a href="module-cell.html#~cellAddPage">cellAddPage</a></li><li data-type='method'><a href="module-cell.html#~cellInitialize">cellInitialize</a></li><li data-type='method'><a href="module-cell.html#~getTextDimensions">getTextDimensions</a></li><li data-type='method'><a href="module-cell.html#~printHeaderRow">printHeaderRow</a></li><li data-type='method'><a href="module-cell.html#~setHeaderFunction">setHeaderFunction</a></li><li data-type='method'><a href="module-cell.html#~setTableHeaderRow">setTableHeaderRow</a></li><li data-type='method'><a href="module-cell.html#~table">table</a></li></ul></li><li><a href="module-context2d.html">context2d</a><ul class='methods'><li data-type='method'><a href="module-context2d.html#~arc">arc</a></li><li data-type='method'><a href="module-context2d.html#~arcTo">arcTo</a></li><li data-type='method'><a href="module-context2d.html#~beginPath">beginPath</a></li><li data-type='method'><a href="module-context2d.html#~bezierCurveTo">bezierCurveTo</a></li><li data-type='method'><a href="module-context2d.html#~clearRect">clearRect</a></li><li data-type='method'><a href="module-context2d.html#~clip">clip</a></li><li data-type='method'><a href="module-context2d.html#~closePath">closePath</a></li><li data-type='method'><a href="module-context2d.html#~createArc">createArc</a></li><li data-type='method'><a href="module-context2d.html#~fillRect">fillRect</a></li><li data-type='method'><a href="module-context2d.html#~fillText">fillText</a></li><li data-type='method'><a href="module-context2d.html#~lineTo">lineTo</a></li><li data-type='method'><a href="module-context2d.html#~measureText">measureText</a></li><li data-type='method'><a href="module-context2d.html#~moveTo">moveTo</a></li><li data-type='method'><a href="module-context2d.html#~quadraticCurveTo">quadraticCurveTo</a></li><li data-type='method'><a href="module-context2d.html#~rect">rect</a></li><li data-type='method'><a href="module-context2d.html#~restore">restore</a></li><li data-type='method'><a href="module-context2d.html#~rotate">rotate</a></li><li data-type='method'><a href="module-context2d.html#~save">save</a></li><li data-type='method'><a href="module-context2d.html#~scale">scale</a></li><li data-type='method'><a href="module-context2d.html#~setTransform">setTransform</a></li><li data-type='method'><a href="module-context2d.html#~stroke">stroke</a></li><li data-type='method'><a href="module-context2d.html#~strokeRect">strokeRect</a></li><li data-type='method'><a href="module-context2d.html#~strokeText">strokeText</a></li><li data-type='method'><a href="module-context2d.html#~toDataURL">toDataURL</a></li><li data-type='method'><a href="module-context2d.html#~transform">transform</a></li><li data-type='method'><a href="module-context2d.html#~translate">translate</a></li></ul></li><li><a href="module-fileloading.html">fileloading</a><ul class='methods'><li data-type='method'><a href="module-fileloading.html#~loadFile">loadFile</a></li><li data-type='method'><a href="module-fileloading.html#~loadImageFile">loadImageFile</a></li></ul></li><li><a href="module-gif_support.html">gif_support</a></li><li><a href="module-html.html">html</a><ul class='methods'><li data-type='method'><a href="module-html.html#~html">html</a></li></ul></li><li><a href="module-javascript.html">javascript</a><ul class='methods'><li data-type='method'><a href="module-javascript.html#~addJS">addJS</a></li></ul></li><li><a href="module-outline.html">outline</a></li><li><a href="module-png_support.html">png_support</a></li><li><a href="module-setLanguage.html">setLanguage</a><ul class='methods'><li data-type='method'><a href="module-setLanguage.html#~setLanguage">setLanguage</a></li></ul></li><li><a href="module-split_text_to_size.html">split_text_to_size</a><ul class='methods'><li data-type='method'><a href="module-split_text_to_size.html#~getArraySum">getArraySum</a></li><li data-type='method'><a href="module-split_text_to_size.html#~getCharWidthsArray">getCharWidthsArray</a></li><li data-type='method'><a href="module-split_text_to_size.html#~getStringUnitWidth">getStringUnitWidth</a></li><li data-type='method'><a href="module-split_text_to_size.html#~splitTextToSize">splitTextToSize</a></li></ul></li><li><a href="module-standard_fonts_metrics.html">standard_fonts_metrics</a></li><li><a href="module-svg.html">svg</a><ul class='methods'><li data-type='method'><a href="module-svg.html#~addSvg">addSvg</a></li><li data-type='method'><a href="module-svg.html#~addSvgAsImage">addSvgAsImage</a></li></ul></li><li><a href="module-total_pages.html">total_pages</a><ul class='methods'><li data-type='method'><a href="module-total_pages.html#~putTotalPages">putTotalPages</a></li></ul></li><li><a href="module-ttfsupport.html">ttfsupport</a></li><li><a href="module-utf8.html">utf8</a></li><li><a href="module-vFS.html">vFS</a><ul class='methods'><li data-type='method'><a href="module-vFS.html#~addFileToVFS">addFileToVFS</a></li><li data-type='method'><a href="module-vFS.html#~existsFileInVFS">existsFileInVFS</a></li><li data-type='method'><a href="module-vFS.html#~getFileFromVFS">getFileFromVFS</a></li></ul></li><li><a href="module-viewerpreferences.html">viewerpreferences</a><ul class='methods'><li data-type='method'><a href="module-viewerpreferences.html#~viewerPreferences">viewerPreferences</a></li></ul></li><li><a href="module-xmp_metadata.html">xmp_metadata</a><ul class='methods'><li data-type='method'><a href="module-xmp_metadata.html#~addMetadata">addMetadata</a></li></ul></li></ul><h3>Global</h3><ul><li><a href="global.html#addHTML">addHTML</a></li><li><a href="global.html#BmpDecoder">BmpDecoder</a></li><li><a href="global.html#SetsoptionsforBidiconversion">Sets options for Bidi conversion</a></li></ul>
</nav>
<div id="main">
<h1 class="page-title">modules/arabic.js</h1>
<section>
<article>
<pre class="prettyprint source linenums"><code>/**
* @license
* Copyright (c) 2017 Aras Abbasi
*
* Licensed under the MIT License.
* http://opensource.org/licenses/mit-license
*/
/**
* jsPDF arabic parser PlugIn
*
* @name arabic
* @module
*/
(function (jsPDFAPI) {
"use strict";
/**
* Arabic shape substitutions: char code => (isolated, final, initial, medial).
* Arabic Substition A
*/
var arabicSubstitionA = {
0x0621: [0xFE80], // ARABIC LETTER HAMZA
0x0622: [0xFE81, 0xFE82], // ARABIC LETTER ALEF WITH MADDA ABOVE
0x0623: [0xFE83, 0xFE84], // ARABIC LETTER ALEF WITH HAMZA ABOVE
0x0624: [0xFE85, 0xFE86], // ARABIC LETTER WAW WITH HAMZA ABOVE
0x0625: [0xFE87, 0xFE88], // ARABIC LETTER ALEF WITH HAMZA BELOW
0x0626: [0xFE89, 0xFE8A, 0xFE8B, 0xFE8C], // ARABIC LETTER YEH WITH HAMZA ABOVE
0x0627: [0xFE8D, 0xFE8E], // ARABIC LETTER ALEF
0x0628: [0xFE8F, 0xFE90, 0xFE91, 0xFE92], // ARABIC LETTER BEH
0x0629: [0xFE93, 0xFE94], // ARABIC LETTER TEH MARBUTA
0x062A: [0xFE95, 0xFE96, 0xFE97, 0xFE98], // ARABIC LETTER TEH
0x062B: [0xFE99, 0xFE9A, 0xFE9B, 0xFE9C], // ARABIC LETTER THEH
0x062C: [0xFE9D, 0xFE9E, 0xFE9F, 0xFEA0], // ARABIC LETTER JEEM
0x062D: [0xFEA1, 0xFEA2, 0xFEA3, 0xFEA4], // ARABIC LETTER HAH
0x062E: [0xFEA5, 0xFEA6, 0xFEA7, 0xFEA8], // ARABIC LETTER KHAH
0x062F: [0xFEA9, 0xFEAA], // ARABIC LETTER DAL
0x0630: [0xFEAB, 0xFEAC], // ARABIC LETTER THAL
0x0631: [0xFEAD, 0xFEAE], // ARABIC LETTER REH
0x0632: [0xFEAF, 0xFEB0], // ARABIC LETTER ZAIN
0x0633: [0xFEB1, 0xFEB2, 0xFEB3, 0xFEB4], // ARABIC LETTER SEEN
0x0634: [0xFEB5, 0xFEB6, 0xFEB7, 0xFEB8], // ARABIC LETTER SHEEN
0x0635: [0xFEB9, 0xFEBA, 0xFEBB, 0xFEBC], // ARABIC LETTER SAD
0x0636: [0xFEBD, 0xFEBE, 0xFEBF, 0xFEC0], // ARABIC LETTER DAD
0x0637: [0xFEC1, 0xFEC2, 0xFEC3, 0xFEC4], // ARABIC LETTER TAH
0x0638: [0xFEC5, 0xFEC6, 0xFEC7, 0xFEC8], // ARABIC LETTER ZAH
0x0639: [0xFEC9, 0xFECA, 0xFECB, 0xFECC], // ARABIC LETTER AIN
0x063A: [0xFECD, 0xFECE, 0xFECF, 0xFED0], // ARABIC LETTER GHAIN
0x0641: [0xFED1, 0xFED2, 0xFED3, 0xFED4], // ARABIC LETTER FEH
0x0642: [0xFED5, 0xFED6, 0xFED7, 0xFED8], // ARABIC LETTER QAF
0x0643: [0xFED9, 0xFEDA, 0xFEDB, 0xFEDC], // ARABIC LETTER KAF
0x0644: [0xFEDD, 0xFEDE, 0xFEDF, 0xFEE0], // ARABIC LETTER LAM
0x0645: [0xFEE1, 0xFEE2, 0xFEE3, 0xFEE4], // ARABIC LETTER MEEM
0x0646: [0xFEE5, 0xFEE6, 0xFEE7, 0xFEE8], // ARABIC LETTER NOON
0x0647: [0xFEE9, 0xFEEA, 0xFEEB, 0xFEEC], // ARABIC LETTER HEH
0x0648: [0xFEED, 0xFEEE], // ARABIC LETTER WAW
0x0649: [0xFEEF, 0xFEF0, 64488, 64489], // ARABIC LETTER ALEF MAKSURA
0x064A: [0xFEF1, 0xFEF2, 0xFEF3, 0xFEF4], // ARABIC LETTER YEH
0x0671: [0xFB50, 0xFB51], // ARABIC LETTER ALEF WASLA
0x0677: [0xFBDD], // ARABIC LETTER U WITH HAMZA ABOVE
0x0679: [0xFB66, 0xFB67, 0xFB68, 0xFB69], // ARABIC LETTER TTEH
0x067A: [0xFB5E, 0xFB5F, 0xFB60, 0xFB61], // ARABIC LETTER TTEHEH
0x067B: [0xFB52, 0xFB53, 0xFB54, 0xFB55], // ARABIC LETTER BEEH
0x067E: [0xFB56, 0xFB57, 0xFB58, 0xFB59], // ARABIC LETTER PEH
0x067F: [0xFB62, 0xFB63, 0xFB64, 0xFB65], // ARABIC LETTER TEHEH
0x0680: [0xFB5A, 0xFB5B, 0xFB5C, 0xFB5D], // ARABIC LETTER BEHEH
0x0683: [0xFB76, 0xFB77, 0xFB78, 0xFB79], // ARABIC LETTER NYEH
0x0684: [0xFB72, 0xFB73, 0xFB74, 0xFB75], // ARABIC LETTER DYEH
0x0686: [0xFB7A, 0xFB7B, 0xFB7C, 0xFB7D], // ARABIC LETTER TCHEH
0x0687: [0xFB7E, 0xFB7F, 0xFB80, 0xFB81], // ARABIC LETTER TCHEHEH
0x0688: [0xFB88, 0xFB89], // ARABIC LETTER DDAL
0x068C: [0xFB84, 0xFB85], // ARABIC LETTER DAHAL
0x068D: [0xFB82, 0xFB83], // ARABIC LETTER DDAHAL
0x068E: [0xFB86, 0xFB87], // ARABIC LETTER DUL
0x0691: [0xFB8C, 0xFB8D], // ARABIC LETTER RREH
0x0698: [0xFB8A, 0xFB8B], // ARABIC LETTER JEH
0x06A4: [0xFB6A, 0xFB6B, 0xFB6C, 0xFB6D], // ARABIC LETTER VEH
0x06A6: [0xFB6E, 0xFB6F, 0xFB70, 0xFB71], // ARABIC LETTER PEHEH
0x06A9: [0xFB8E, 0xFB8F, 0xFB90, 0xFB91], // ARABIC LETTER KEHEH
0x06AD: [0xFBD3, 0xFBD4, 0xFBD5, 0xFBD6], // ARABIC LETTER NG
0x06AF: [0xFB92, 0xFB93, 0xFB94, 0xFB95], // ARABIC LETTER GAF
0x06B1: [0xFB9A, 0xFB9B, 0xFB9C, 0xFB9D], // ARABIC LETTER NGOEH
0x06B3: [0xFB96, 0xFB97, 0xFB98, 0xFB99], // ARABIC LETTER GUEH
0x06BA: [0xFB9E, 0xFB9F], // ARABIC LETTER NOON GHUNNA
0x06BB: [0xFBA0, 0xFBA1, 0xFBA2, 0xFBA3], // ARABIC LETTER RNOON
0x06BE: [0xFBAA, 0xFBAB, 0xFBAC, 0xFBAD], // ARABIC LETTER HEH DOACHASHMEE
0x06C0: [0xFBA4, 0xFBA5], // ARABIC LETTER HEH WITH YEH ABOVE
0x06C1: [0xFBA6, 0xFBA7, 0xFBA8, 0xFBA9], // ARABIC LETTER HEH GOAL
0x06C5: [0xFBE0, 0xFBE1], // ARABIC LETTER KIRGHIZ OE
0x06C6: [0xFBD9, 0xFBDA], // ARABIC LETTER OE
0x06C7: [0xFBD7, 0xFBD8], // ARABIC LETTER U
0x06C8: [0xFBDB, 0xFBDC], // ARABIC LETTER YU
0x06C9: [0xFBE2, 0xFBE3], // ARABIC LETTER KIRGHIZ YU
0x06CB: [0xFBDE, 0xFBDF], // ARABIC LETTER VE
0x06CC: [0xFBFC, 0xFBFD, 0xFBFE, 0xFBFF], // ARABIC LETTER FARSI YEH
0x06D0: [0xFBE4, 0xFBE5, 0xFBE6, 0xFBE7], //ARABIC LETTER E
0x06D2: [0xFBAE, 0xFBAF], // ARABIC LETTER YEH BARREE
0x06D3: [0xFBB0, 0xFBB1], // ARABIC LETTER YEH BARREE WITH HAMZA ABOVE
};
var ligaturesSubstitutionA = {
0xFBEA : []// ARABIC LIGATURE YEH WITH HAMZA ABOVE WITH ALEF ISOLATED FORM
};
var ligatures = {
0xFEDF: {
0xFE82 : 0xFEF5, // ARABIC LIGATURE LAM WITH ALEF WITH MADDA ABOVE ISOLATED FORM
0xFE84 : 0xFEF7, // ARABIC LIGATURE LAM WITH ALEF WITH HAMZA ABOVE ISOLATED FORM
0xFE88 : 0xFEF9, // ARABIC LIGATURE LAM WITH ALEF WITH HAMZA BELOW ISOLATED FORM
0xFE8E : 0xFEFB // ARABIC LIGATURE LAM WITH ALEF ISOLATED FORM
},
0xFEE0: {
0xFE82 : 0xFEF6, // ARABIC LIGATURE LAM WITH ALEF WITH MADDA ABOVE FINAL FORM
0xFE84 : 0xFEF8, // ARABIC LIGATURE LAM WITH ALEF WITH HAMZA ABOVE FINAL FORM
0xFE88 : 0xFEFA, // ARABIC LIGATURE LAM WITH ALEF WITH HAMZA BELOW FINAL FORM
0xFE8E : 0xFEFC // ARABIC LIGATURE LAM WITH ALEF FINAL FORM
},
0xFE8D : { 0xFEDF: { 0xFEE0 : { 0xFEEA: 0xFDF2}}}, // ALLAH
0x0651 : {
0x064C: 0xFC5E, // Shadda + Dammatan
0x064D: 0xFC5F, // Shadda + Kasratan
0x064E: 0xFC60, // Shadda + Fatha
0x064F: 0xFC61, // Shadda + Damma
0x0650: 0xFC62, // Shadda + Kasra
}
};
var arabic_diacritics = {
1612: 64606, // Shadda + Dammatan
1613: 64607, // Shadda + Kasratan
1614: 64608, // Shadda + Fatha
1615: 64609, // Shadda + Damma
1616: 64610 // Shadda + Kasra
};
var alfletter = [1570, 1571, 1573, 1575];
var noChangeInForm = -1;
var isolatedForm = 0;
var finalForm = 1;
var initialForm = 2;
var medialForm = 3;
jsPDFAPI.__arabicParser__ = {};
//private
var isInArabicSubstitutionA = jsPDFAPI.__arabicParser__.isInArabicSubstitutionA = function (letter) {
return (typeof arabicSubstitionA[letter.charCodeAt(0)] !== "undefined");
}
var isArabicLetter = jsPDFAPI.__arabicParser__.isArabicLetter = function (letter) {
return (typeof letter === "string" && /^[\u0600-\u06FF\u0750-\u077F\u08A0-\u08FF\uFB50-\uFDFF\uFE70-\uFEFF]+$/.test(letter));
};
var isArabicEndLetter = jsPDFAPI.__arabicParser__.isArabicEndLetter = function (letter) {
return (isArabicLetter(letter) && isInArabicSubstitutionA(letter) && arabicSubstitionA[letter.charCodeAt(0)].length <= 2);
};
var isArabicAlfLetter = jsPDFAPI.__arabicParser__.isArabicAlfLetter = function (letter) {
return (isArabicLetter(letter) && alfletter.indexOf(letter.charCodeAt(0)) >= 0);
};
var arabicLetterHasIsolatedForm = jsPDFAPI.__arabicParser__.arabicLetterHasIsolatedForm = function (letter) {
return (isArabicLetter(letter) && isInArabicSubstitutionA(letter) && (arabicSubstitionA[letter.charCodeAt(0)].length >= 1));
};
var arabicLetterHasFinalForm = jsPDFAPI.__arabicParser__.arabicLetterHasFinalForm = function (letter) {
return (isArabicLetter(letter) && isInArabicSubstitutionA(letter) && (arabicSubstitionA[letter.charCodeAt(0)].length >= 2));
};
var arabicLetterHasInitialForm = jsPDFAPI.__arabicParser__.arabicLetterHasInitialForm = function (letter) {
return (isArabicLetter(letter) && isInArabicSubstitutionA(letter) && (arabicSubstitionA[letter.charCodeAt(0)].length >= 3));
};
var arabicLetterHasMedialForm = jsPDFAPI.__arabicParser__.arabicLetterHasMedialForm = function (letter) {
return (isArabicLetter(letter) && isInArabicSubstitutionA(letter) && arabicSubstitionA[letter.charCodeAt(0)].length == 4);
};
var resolveLigatures = jsPDFAPI.__arabicParser__.resolveLigatures = function (letters) {
var i = 0;
var tmpLigatures = ligatures;
var position = isolatedForm;
var result = '';
var effectedLetters = 0;
for (i = 0; i < letters.length; i += 1) {
if (typeof tmpLigatures[letters.charCodeAt(i)] !== "undefined") {
effectedLetters++;
tmpLigatures = tmpLigatures[letters.charCodeAt(i)];
if (typeof (tmpLigatures) === "number") {
position = getCorrectForm(letters.charAt(i), letters.charAt(i - effectedLetters), letters.charAt(i + 1));
position = (position !== -1) ? position :0;
result += String.fromCharCode(tmpLigatures);
tmpLigatures = ligatures;
effectedLetters = 0;
}
if (i === letters.length - 1) {
tmpLigatures = ligatures;
result += letters.charAt(i - (effectedLetters - 1));
i = i - (effectedLetters - 1);
effectedLetters = 0;
}
} else {
tmpLigatures = ligatures;
result += letters.charAt(i - effectedLetters);
i = i - effectedLetters;
effectedLetters = 0;
}
}
return result;
};
var isArabicDiacritic = jsPDFAPI.__arabicParser__.isArabicDiacritic = function (letter) {
return (letter !== undefined && arabic_diacritics[letter.charCodeAt(0)] !== undefined);
};
var getCorrectForm = jsPDFAPI.__arabicParser__.getCorrectForm = function (currentChar, beforeChar, nextChar) {
var result = 3;
if (!isArabicLetter(currentChar)) {
return -1;
}
if (isInArabicSubstitutionA(currentChar) === false) {
return noChangeInForm;
}
if (
!arabicLetterHasFinalForm(currentChar)
||
(
!isArabicLetter(beforeChar)
&& !isArabicLetter(nextChar)
)
||
(
!isArabicLetter(nextChar)
&& isArabicEndLetter(beforeChar)
)
||
(
isArabicEndLetter(currentChar)
&& !isArabicLetter(beforeChar)
)
||
(
isArabicEndLetter(currentChar)
&& isArabicAlfLetter(beforeChar)
)
||
(
isArabicEndLetter(currentChar)
&& isArabicEndLetter(beforeChar)
)
) {
return isolatedForm;
}
if (
arabicLetterHasMedialForm(currentChar)
&& isArabicLetter(beforeChar)
&& !isArabicEndLetter(beforeChar)
&& isArabicLetter(nextChar)
&& arabicLetterHasFinalForm(nextChar)
) {
return medialForm;
}
if (
isArabicEndLetter(currentChar)
||
(
!isArabicLetter(nextChar)
)
) {
return finalForm;
}
return initialForm;
};
/**
* @name processArabic
* @function
* @param {string} text
* @param {boolean} reverse
* @returns {string}
*/
var processArabic = jsPDFAPI.__arabicParser__.processArabic = jsPDFAPI.processArabic = function (text) {
text = text || "";
var result = "";
var i = 0;
var j = 0;
var position = 0;
var currentLetter = "";
var prevLetter = "";
var nextLetter = "";
var resultingLetter;
var localPrevLetter;
var localCurrentLetter;
var localNextLetter;
var words = text.split("\\s+");
var newWords = [];
for (i = 0; i < words.length; i += 1) {
newWords.push('');
for (j = 0; j < words[i].length; j += 1) {
currentLetter = words[i][j];
prevLetter = words[i][j - 1];
nextLetter = words[i][j + 1]
if (isArabicLetter(currentLetter)) {
position = getCorrectForm(currentLetter, prevLetter, nextLetter);
if (position !== -1) {
newWords[i] += String.fromCharCode(arabicSubstitionA[currentLetter.charCodeAt(0)][position]);
} else {
newWords[i] += currentLetter;
}
} else {
newWords[i] += currentLetter;
}
}
newWords[i] = resolveLigatures(newWords[i]);
}
result = newWords.join(' ');
return result;
}
var arabicParserFunction = function (args) {
var text = args.text;
var x = args.x;
var y = args.y;
var options = args.options || {};
var mutex = args.mutex || {};
var lang = options.lang;
var tmpText = [];
if (Object.prototype.toString.call(text) === '[object Array]') {
var i = 0;
tmpText = [];
for (i = 0; i < text.length; i += 1) {
if (Object.prototype.toString.call(text[i]) === '[object Array]') {
tmpText.push([processArabic(text[i][0]), text[i][1], text[i][2]]);
} else {
tmpText.push([processArabic(text[i])]);
}
}
args.text = tmpText;
} else {
args.text = processArabic(text);
}
};
jsPDFAPI.events.push([
'preProcessText'
,arabicParserFunction
]);
})(jsPDF.API);
</code></pre>
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