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modules_acroform.js.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>modules/acroform.js - Documentation</title>
<script src="scripts/prettify/prettify.js"></script>
<script src="scripts/prettify/lang-css.js"></script>
<!--[if lt IE 9]>
<script src="//html5shiv.googlecode.com/svn/trunk/html5.js"></script>
<![endif]-->
<link type="text/css" rel="stylesheet" href="styles/prettify.css">
<link type="text/css" rel="stylesheet" href="styles/jsdoc.css">
<script src="scripts/nav.js" defer></script>
<meta name="viewport" content="width=device-width, initial-scale=1.0">
</head>
<body>
<input type="checkbox" id="nav-trigger" class="nav-trigger" />
<label for="nav-trigger" class="navicon-button x">
<div class="navicon"></div>
</label>
<label for="nav-trigger" class="overlay"></label>
<nav >
<h2><a href="index.html">Home</a></h2><h3>Classes</h3><ul><li><a href="GState.html">GState</a></li><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#addGState">addGState</a></li><li data-type='method'><a href="jsPDF.html#addPage">addPage</a></li><li data-type='method'><a href="jsPDF.html#addPattern">addPattern</a></li><li data-type='method'><a href="jsPDF.html#beginFormObject">beginFormObject</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#clipEvenOdd">clipEvenOdd</a></li><li data-type='method'><a href="jsPDF.html#close">close</a></li><li data-type='method'><a href="jsPDF.html#comment">comment</a></li><li data-type='method'><a href="jsPDF.html#curveTo">curveTo</a></li><li data-type='method'><a href="jsPDF.html#deletePage">deletePage</a></li><li data-type='method'><a href="jsPDF.html#discardPath">discardPath</a></li><li data-type='method'><a href="jsPDF.html#doFormObject">doFormObject</a></li><li data-type='method'><a href="jsPDF.html#ellipse">ellipse</a></li><li data-type='method'><a href="jsPDF.html#endFormObject">endFormObject</a></li><li data-type='method'><a href="jsPDF.html#fill">fill</a></li><li data-type='method'><a href="jsPDF.html#fillEvenOdd">fillEvenOdd</a></li><li data-type='method'><a href="jsPDF.html#fillStroke">fillStroke</a></li><li data-type='method'><a href="jsPDF.html#fillStrokeEvenOdd">fillStrokeEvenOdd</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#getFont">getFont</a></li><li data-type='method'><a href="jsPDF.html#getFontList">getFontList</a></li><li data-type='method'><a href="jsPDF.html#getFontSize">getFontSize</a></li><li data-type='method'><a href="jsPDF.html#getFormObject">getFormObject</a></li><li data-type='method'><a href="jsPDF.html#getLineHeightFactor">getLineHeightFactor</a></li><li data-type='method'><a href="jsPDF.html#getLineWidth">getLineWidth</a></li><li data-type='method'><a href="jsPDF.html#getR2L">getR2L</a></li><li data-type='method'><a href="jsPDF.html#getTextColor">getTextColor</a></li><li data-type='method'><a href="jsPDF.html#insertPage">insertPage</a></li><li data-type='method'><a href="jsPDF.html#line">line</a></li><li data-type='method'><a href="jsPDF.html#lines">lines</a></li><li data-type='method'><a href="jsPDF.html#lineTo">lineTo</a></li><li data-type='method'><a href="jsPDF.html#movePage">movePage</a></li><li data-type='method'><a href="jsPDF.html#moveTo">moveTo</a></li><li data-type='method'><a href="jsPDF.html#output">output</a></li><li data-type='method'><a href="jsPDF.html#path">path</a></li><li data-type='method'><a href="jsPDF.html#rect">rect</a></li><li data-type='method'><a href="jsPDF.html#restoreGraphicsState">restoreGraphicsState</a></li><li data-type='method'><a href="jsPDF.html#roundedRect">roundedRect</a></li><li data-type='method'><a href="jsPDF.html#save">save</a></li><li data-type='method'><a href="jsPDF.html#saveGraphicsState">saveGraphicsState</a></li><li data-type='method'><a href="jsPDF.html#setCharSpace">setCharSpace</a></li><li data-type='method'><a href="jsPDF.html#setCreationDate">setCreationDate</a></li><li data-type='method'><a href="jsPDF.html#setCurrentTransformationMatrix">setCurrentTransformationMatrix</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#setGState">setGState</a></li><li data-type='method'><a href="jsPDF.html#setLineCap">setLineCap</a></li><li data-type='method'><a href="jsPDF.html#setLineDashPattern">setLineDashPattern</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#setLineMiterLimit">setLineMiterLimit</a></li><li data-type='method'><a href="jsPDF.html#setLineWidth">setLineWidth</a></li><li data-type='method'><a href="jsPDF.html#setPage">setPage</a></li><li data-type='method'><a href="jsPDF.html#setPrecision">setPrecision</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#stroke">stroke</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><li data-type='method'><a href="jsPDF.html#~addGState">addGState</a></li><li data-type='method'><a href="jsPDF.html#~addPattern">addPattern</a></li><li data-type='method'><a href="jsPDF.html#~hasHotfix">hasHotfix</a></li><li data-type='method'><a href="jsPDF.html#~Point">Point</a></li><li data-type='method'><a href="jsPDF.html#~Rectangle">Rectangle</a></li><li data-type='method'><a href="jsPDF.html#~RenderTarget">RenderTarget</a></li></ul></li><li><a href="jsPDF-API.GState.html">GState</a></li><li><a href="jsPDF-API.ShadingPattern.html">ShadingPattern</a></li><li><a href="jsPDF-API.TilingPattern.html">TilingPattern</a></li><li><a href="Matrix.html">Matrix</a><ul class='methods'><li data-type='method'><a href="Matrix.html#applyToPoint">applyToPoint</a></li><li data-type='method'><a href="Matrix.html#applyToRectangle">applyToRectangle</a></li><li data-type='method'><a href="Matrix.html#clone">clone</a></li><li data-type='method'><a href="Matrix.html#decompose">decompose</a></li><li data-type='method'><a href="Matrix.html#inversed">inversed</a></li><li data-type='method'><a href="Matrix.html#join">join</a></li><li data-type='method'><a href="Matrix.html#multiply">multiply</a></li><li data-type='method'><a href="Matrix.html#toString">toString</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#addField">addField</a></li><li data-type='method'><a href="module-AcroForm.html#~AcroFormDictionaryCallback">AcroFormDictionaryCallback</a></li><li data-type='method'><a href="module-AcroForm.html#~calculateFontSpace">calculateFontSpace</a></li><li data-type='method'><a href="module-AcroForm.html#~createAnnotationReference">createAnnotationReference</a></li><li data-type='method'><a href="module-AcroForm.html#~createFieldCallback">createFieldCallback</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#~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#~convertBase64ToBinaryString">convertBase64ToBinaryString</a></li><li data-type='method'><a href="module-addImage.html#~extractImageFromDataUrl">extractImageFromDataUrl</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#~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#~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#~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#~getLineDash">getLineDash</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#~setLineDash">setLineDash</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-jpeg_support.html">jpeg_support</a></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-rgba_support.html">rgba_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#~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#~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-webp_support.html">webp_support</a></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#constructor">constructor</a></li><li><a href="global.html#encryptor">encryptor</a></li><li><a href="global.html#hexToBytes">hexToBytes</a></li><li><a href="global.html#lsbFirstWord">lsbFirstWord</a></li><li><a href="global.html#mapArrayBufferViews">mapArrayBufferViews</a></li><li><a href="global.html#md5cycle">md5cycle</a></li><li><a href="global.html#processOwnerPassword">processOwnerPassword</a></li><li><a href="global.html#rc4">rc4</a></li><li><a href="global.html#repeat">repeat</a></li><li><a href="global.html#RGBColor">RGBColor</a></li><li><a href="global.html#SetsoptionsforBidiconversion">Sets options for Bidi conversion</a></li><li><a href="global.html#toHexString">toHexString</a></li><li><a href="global.html#toPDFName">toPDFName</a></li></ul>
</nav>
<div id="main">
<h1 class="page-title">modules/acroform.js</h1>
<section>
<article>
<pre class="prettyprint source linenums"><code>/* global jsPDF */
/**
* @license
* Copyright (c) 2016 Alexander Weidt,
* https://github.com/BiggA94
*
* Licensed under the MIT License. http:https://opensource.org/licenses/mit-license
*/
/**
* jsPDF AcroForm Plugin
* @module AcroForm
*/
import { jsPDF } from "../jspdf.js";
var jsPDFAPI = jsPDF.API;
var scaleFactor = 1;
var pdfEscape = function(value) {
return value
.replace(/\\/g, "\\\\")
.replace(/\(/g, "\\(")
.replace(/\)/g, "\\)");
};
var pdfUnescape = function(value) {
return value
.replace(/\\\\/g, "\\")
.replace(/\\\(/g, "(")
.replace(/\\\)/g, ")");
};
var f2 = function(number) {
return number.toFixed(2); // Ie, %.2f
};
var f5 = function(number) {
return number.toFixed(5); // Ie, %.2f
};
jsPDFAPI.__acroform__ = {};
var inherit = function(child, parent) {
child.prototype = Object.create(parent.prototype);
child.prototype.constructor = child;
};
var scale = function(x) {
return x * scaleFactor;
};
var createFormXObject = function(formObject) {
var xobj = new AcroFormXObject();
var height = AcroFormAppearance.internal.getHeight(formObject) || 0;
var width = AcroFormAppearance.internal.getWidth(formObject) || 0;
xobj.BBox = [0, 0, Number(f2(width)), Number(f2(height))];
return xobj;
};
/**
* Bit-Operations
*/
var setBit = (jsPDFAPI.__acroform__.setBit = function(number, bitPosition) {
number = number || 0;
bitPosition = bitPosition || 0;
if (isNaN(number) || isNaN(bitPosition)) {
throw new Error(
"Invalid arguments passed to jsPDF.API.__acroform__.setBit"
);
}
var bitMask = 1 << bitPosition;
number |= bitMask;
return number;
});
var clearBit = (jsPDFAPI.__acroform__.clearBit = function(number, bitPosition) {
number = number || 0;
bitPosition = bitPosition || 0;
if (isNaN(number) || isNaN(bitPosition)) {
throw new Error(
"Invalid arguments passed to jsPDF.API.__acroform__.clearBit"
);
}
var bitMask = 1 << bitPosition;
number &= ~bitMask;
return number;
});
var getBit = (jsPDFAPI.__acroform__.getBit = function(number, bitPosition) {
if (isNaN(number) || isNaN(bitPosition)) {
throw new Error(
"Invalid arguments passed to jsPDF.API.__acroform__.getBit"
);
}
return (number & (1 << bitPosition)) === 0 ? 0 : 1;
});
/*
* Ff starts counting the bit position at 1 and not like javascript at 0
*/
var getBitForPdf = (jsPDFAPI.__acroform__.getBitForPdf = function(
number,
bitPosition
) {
if (isNaN(number) || isNaN(bitPosition)) {
throw new Error(
"Invalid arguments passed to jsPDF.API.__acroform__.getBitForPdf"
);
}
return getBit(number, bitPosition - 1);
});
var setBitForPdf = (jsPDFAPI.__acroform__.setBitForPdf = function(
number,
bitPosition
) {
if (isNaN(number) || isNaN(bitPosition)) {
throw new Error(
"Invalid arguments passed to jsPDF.API.__acroform__.setBitForPdf"
);
}
return setBit(number, bitPosition - 1);
});
var clearBitForPdf = (jsPDFAPI.__acroform__.clearBitForPdf = function(
number,
bitPosition
) {
if (isNaN(number) || isNaN(bitPosition)) {
throw new Error(
"Invalid arguments passed to jsPDF.API.__acroform__.clearBitForPdf"
);
}
return clearBit(number, bitPosition - 1);
});
var calculateCoordinates = (jsPDFAPI.__acroform__.calculateCoordinates = function(
args,
scope
) {
var getHorizontalCoordinate = scope.internal.getHorizontalCoordinate;
var getVerticalCoordinate = scope.internal.getVerticalCoordinate;
var x = args[0];
var y = args[1];
var w = args[2];
var h = args[3];
var coordinates = {};
coordinates.lowerLeft_X = getHorizontalCoordinate(x) || 0;
coordinates.lowerLeft_Y = getVerticalCoordinate(y + h) || 0;
coordinates.upperRight_X = getHorizontalCoordinate(x + w) || 0;
coordinates.upperRight_Y = getVerticalCoordinate(y) || 0;
return [
Number(f2(coordinates.lowerLeft_X)),
Number(f2(coordinates.lowerLeft_Y)),
Number(f2(coordinates.upperRight_X)),
Number(f2(coordinates.upperRight_Y))
];
});
var calculateAppearanceStream = function(formObject) {
if (formObject.appearanceStreamContent) {
return formObject.appearanceStreamContent;
}
if (!formObject.V && !formObject.DV) {
return;
}
// else calculate it
var stream = [];
var text = formObject._V || formObject.DV;
var calcRes = calculateX(formObject, text);
var fontKey = formObject.scope.internal.getFont(
formObject.fontName,
formObject.fontStyle
).id;
//PDF 32000-1:2008, page 444
stream.push("/Tx BMC");
stream.push("q");
stream.push("BT"); // Begin Text
stream.push(formObject.scope.__private__.encodeColorString(formObject.color));
stream.push("/" + fontKey + " " + f2(calcRes.fontSize) + " Tf");
stream.push("1 0 0 1 0 0 Tm"); // Transformation Matrix
stream.push(calcRes.text);
stream.push("ET"); // End Text
stream.push("Q");
stream.push("EMC");
var appearanceStreamContent = createFormXObject(formObject);
appearanceStreamContent.scope = formObject.scope;
appearanceStreamContent.stream = stream.join("\n");
return appearanceStreamContent;
};
var calculateX = function(formObject, text) {
var maxFontSize =
formObject.fontSize === 0 ? formObject.maxFontSize : formObject.fontSize;
var returnValue = {
text: "",
fontSize: ""
};
// Remove Brackets
text = text.substr(0, 1) == "(" ? text.substr(1) : text;
text =
text.substr(text.length - 1) == ")"
? text.substr(0, text.length - 1)
: text;
// split into array of words
var textSplit = text.split(" ");
if (formObject.multiline) {
textSplit = textSplit.map(word => word.split("\n"));
} else {
textSplit = textSplit.map(word => [word]);
}
var fontSize = maxFontSize; // The Starting fontSize (The Maximum)
var lineSpacing = 2;
var borderPadding = 2;
var height = AcroFormAppearance.internal.getHeight(formObject) || 0;
height = height < 0 ? -height : height;
var width = AcroFormAppearance.internal.getWidth(formObject) || 0;
width = width < 0 ? -width : width;
var isSmallerThanWidth = function(i, lastLine, fontSize) {
if (i + 1 < textSplit.length) {
var tmp = lastLine + " " + textSplit[i + 1][0];
var TextWidth = calculateFontSpace(tmp, formObject, fontSize).width;
var FieldWidth = width - 2 * borderPadding;
return TextWidth <= FieldWidth;
} else {
return false;
}
};
fontSize++;
FontSize: while (fontSize > 0) {
text = "";
fontSize--;
var textHeight = calculateFontSpace("3", formObject, fontSize).height;
var startY = formObject.multiline
? height - fontSize
: (height - textHeight) / 2;
startY += lineSpacing;
var startX;
var lastY = startY;
var firstWordInLine = 0,
lastWordInLine = 0;
var lastLength;
var currWord = 0;
if (fontSize <= 0) {
// In case, the Text doesn't fit at all
fontSize = 12;
text = "(...) Tj\n";
text +=
"% Width of Text: " +
calculateFontSpace(text, formObject, fontSize).width +
", FieldWidth:" +
width +
"\n";
break;
}
var lastLine = "";
var lineCount = 0;
Line: for (var i = 0; i < textSplit.length; i++) {
if (textSplit.hasOwnProperty(i)) {
let isWithNewLine = false;
if (textSplit[i].length !== 1 && currWord !== textSplit[i].length - 1) {
if (
(textHeight + lineSpacing) * (lineCount + 2) + lineSpacing >
height
) {
continue FontSize;
}
lastLine += textSplit[i][currWord];
isWithNewLine = true;
lastWordInLine = i;
i--;
} else {
lastLine += textSplit[i][currWord] + " ";
lastLine =
lastLine.substr(lastLine.length - 1) == " "
? lastLine.substr(0, lastLine.length - 1)
: lastLine;
var key = parseInt(i);
var nextLineIsSmaller = isSmallerThanWidth(key, lastLine, fontSize);
var isLastWord = i >= textSplit.length - 1;
if (nextLineIsSmaller && !isLastWord) {
lastLine += " ";
currWord = 0;
continue; // Line
} else if (!nextLineIsSmaller && !isLastWord) {
if (!formObject.multiline) {
continue FontSize;
} else {
if (
(textHeight + lineSpacing) * (lineCount + 2) + lineSpacing >
height
) {
// If the Text is higher than the
// FieldObject
continue FontSize;
}
lastWordInLine = key;
// go on
}
} else if (isLastWord) {
lastWordInLine = key;
} else {
if (
formObject.multiline &&
(textHeight + lineSpacing) * (lineCount + 2) + lineSpacing >
height
) {
// If the Text is higher than the FieldObject
continue FontSize;
}
}
}
// Remove last blank
var line = "";
for (var x = firstWordInLine; x <= lastWordInLine; x++) {
var currLine = textSplit[x];
if (formObject.multiline) {
if (x === lastWordInLine) {
line += currLine[currWord] + " ";
currWord = (currWord + 1) % currLine.length;
continue;
}
if (x === firstWordInLine) {
line += currLine[currLine.length - 1] + " ";
continue;
}
}
line += currLine[0] + " ";
}
// Remove last blank
line =
line.substr(line.length - 1) == " "
? line.substr(0, line.length - 1)
: line;
// lastLength -= blankSpace.width;
lastLength = calculateFontSpace(line, formObject, fontSize).width;
// Calculate startX
switch (formObject.textAlign) {
case "right":
startX = width - lastLength - borderPadding;
break;
case "center":
startX = (width - lastLength) / 2;
break;
case "left":
default:
startX = borderPadding;
break;
}
text += f2(startX) + " " + f2(lastY) + " Td\n";
text += "(" + pdfEscape(line) + ") Tj\n";
// reset X in PDF
text += -f2(startX) + " 0 Td\n";
// After a Line, adjust y position
lastY = -(fontSize + lineSpacing);
// Reset for next iteration step
lastLength = 0;
firstWordInLine = isWithNewLine ? lastWordInLine : lastWordInLine + 1;
lineCount++;
lastLine = "";
continue Line;
}
}
break;
}
returnValue.text = text;
returnValue.fontSize = fontSize;
return returnValue;
};
/**
* Small workaround for calculating the TextMetric approximately.
*
* @param text
* @param fontsize
* @returns {TextMetrics} (Has Height and Width)
*/
var calculateFontSpace = function(text, formObject, fontSize) {
var font = formObject.scope.internal.getFont(
formObject.fontName,
formObject.fontStyle
);
var width =
formObject.scope.getStringUnitWidth(text, {
font: font,
fontSize: parseFloat(fontSize),
charSpace: 0
}) * parseFloat(fontSize);
var height =
formObject.scope.getStringUnitWidth("3", {
font: font,
fontSize: parseFloat(fontSize),
charSpace: 0
}) *
parseFloat(fontSize) *
1.5;
return { height: height, width: width };
};
var acroformPluginTemplate = {
fields: [],
xForms: [],
/**
* acroFormDictionaryRoot contains information about the AcroForm
* Dictionary 0: The Event-Token, the AcroFormDictionaryCallback has
* 1: The Object ID of the Root
*/
acroFormDictionaryRoot: null,
/**
* After the PDF gets evaluated, the reference to the root has to be
* reset, this indicates, whether the root has already been printed
* out
*/
printedOut: false,
internal: null,
isInitialized: false
};
var annotReferenceCallback = function(scope) {
//set objId to undefined and force it to get a new objId on buildDocument
scope.internal.acroformPlugin.acroFormDictionaryRoot.objId = undefined;
var fields = scope.internal.acroformPlugin.acroFormDictionaryRoot.Fields;
for (var i in fields) {
if (fields.hasOwnProperty(i)) {
var formObject = fields[i];
//set objId to undefined and force it to get a new objId on buildDocument
formObject.objId = undefined;
// add Annot Reference!
if (formObject.hasAnnotation) {
// If theres an Annotation Widget in the Form Object, put the
// Reference in the /Annot array
createAnnotationReference(formObject, scope);
}
}
}
};
var putForm = function(formObject) {
if (formObject.scope.internal.acroformPlugin.printedOut) {
formObject.scope.internal.acroformPlugin.printedOut = false;
formObject.scope.internal.acroformPlugin.acroFormDictionaryRoot = null;
}
formObject.scope.internal.acroformPlugin.acroFormDictionaryRoot.Fields.push(
formObject
);
};
/**
* Create the Reference to the widgetAnnotation, so that it gets referenced
* in the Annot[] int the+ (Requires the Annotation Plugin)
*/
var createAnnotationReference = function(object, scope) {
var options = {
type: "reference",
object: object
};
var findEntry = function(entry) {
return entry.type === options.type && entry.object === options.object;
};
if (
scope.internal
.getPageInfo(object.page)
.pageContext.annotations.find(findEntry) === undefined
) {
scope.internal
.getPageInfo(object.page)
.pageContext.annotations.push(options);
}
};
// Callbacks
var putCatalogCallback = function(scope) {
// Put reference to AcroForm to DocumentCatalog
if (
typeof scope.internal.acroformPlugin.acroFormDictionaryRoot !== "undefined"
) {
// for safety, shouldn't normally be the case
scope.internal.write(
"/AcroForm " +
scope.internal.acroformPlugin.acroFormDictionaryRoot.objId +
" " +
0 +
" R"
);
} else {
throw new Error("putCatalogCallback: Root missing.");
}
};
/**
* Adds /Acroform X 0 R to Document Catalog, and creates the AcroForm
* Dictionary
*/
var AcroFormDictionaryCallback = function(scope) {
// Remove event
scope.internal.events.unsubscribe(
scope.internal.acroformPlugin.acroFormDictionaryRoot._eventID
);
delete scope.internal.acroformPlugin.acroFormDictionaryRoot._eventID;
scope.internal.acroformPlugin.printedOut = true;
};
/**
* Creates the single Fields and writes them into the Document
*
* If fieldArray is set, use the fields that are inside it instead of the
* fields from the AcroRoot (for the FormXObjects...)
*/
var createFieldCallback = function(fieldArray, scope) {
var standardFields = !fieldArray;
if (!fieldArray) {
// in case there is no fieldArray specified, we want to print out
// the Fields of the AcroForm
// Print out Root
scope.internal.newObjectDeferredBegin(
scope.internal.acroformPlugin.acroFormDictionaryRoot.objId,
true
);
scope.internal.acroformPlugin.acroFormDictionaryRoot.putStream();
}
fieldArray =
fieldArray || scope.internal.acroformPlugin.acroFormDictionaryRoot.Kids;
for (var i in fieldArray) {
if (fieldArray.hasOwnProperty(i)) {
var fieldObject = fieldArray[i];
var keyValueList = [];
var oldRect = fieldObject.Rect;
if (fieldObject.Rect) {
fieldObject.Rect = calculateCoordinates(fieldObject.Rect, scope);
}
// Start Writing the Object
scope.internal.newObjectDeferredBegin(fieldObject.objId, true);
fieldObject.DA = AcroFormAppearance.createDefaultAppearanceStream(
fieldObject
);
if (
typeof fieldObject === "object" &&
typeof fieldObject.getKeyValueListForStream === "function"
) {
keyValueList = fieldObject.getKeyValueListForStream();
}
fieldObject.Rect = oldRect;
if (
fieldObject.hasAppearanceStream &&
!fieldObject.appearanceStreamContent
) {
// Calculate Appearance
var appearance = calculateAppearanceStream(fieldObject);
keyValueList.push({ key: "AP", value: "<</N " + appearance + ">>" });
scope.internal.acroformPlugin.xForms.push(appearance);
}
// Assume AppearanceStreamContent is a Array with N,R,D (at least
// one of them!)
if (fieldObject.appearanceStreamContent) {
var appearanceStreamString = "";
// Iterate over N,R and D
for (var k in fieldObject.appearanceStreamContent) {
if (fieldObject.appearanceStreamContent.hasOwnProperty(k)) {
var value = fieldObject.appearanceStreamContent[k];
appearanceStreamString += "/" + k + " ";
appearanceStreamString += "<<";
if (Object.keys(value).length >= 1 || Array.isArray(value)) {
// appearanceStream is an Array or Object!
for (var i in value) {
if (value.hasOwnProperty(i)) {
var obj = value[i];
if (typeof obj === "function") {
// if Function is referenced, call it in order
// to get the FormXObject
obj = obj.call(scope, fieldObject);
}
appearanceStreamString += "/" + i + " " + obj + " ";
// In case the XForm is already used, e.g. OffState
// of CheckBoxes, don't add it
if (!(scope.internal.acroformPlugin.xForms.indexOf(obj) >= 0))
scope.internal.acroformPlugin.xForms.push(obj);
}
}
} else {
obj = value;
if (typeof obj === "function") {
// if Function is referenced, call it in order to
// get the FormXObject
obj = obj.call(scope, fieldObject);
}
appearanceStreamString += "/" + i + " " + obj;
if (!(scope.internal.acroformPlugin.xForms.indexOf(obj) >= 0))
scope.internal.acroformPlugin.xForms.push(obj);
}
appearanceStreamString += ">>";
}
}
// appearance stream is a normal Object..
keyValueList.push({
key: "AP",
value: "<<\n" + appearanceStreamString + ">>"
});
}
scope.internal.putStream({
additionalKeyValues: keyValueList,
objectId: fieldObject.objId
});
scope.internal.out("endobj");
}
}
if (standardFields) {
createXFormObjectCallback(scope.internal.acroformPlugin.xForms, scope);
}
};
var createXFormObjectCallback = function(fieldArray, scope) {
for (var i in fieldArray) {
if (fieldArray.hasOwnProperty(i)) {
var key = i;
var fieldObject = fieldArray[i];
// Start Writing the Object
scope.internal.newObjectDeferredBegin(fieldObject.objId, true);
if (
typeof fieldObject === "object" &&
typeof fieldObject.putStream === "function"
) {
fieldObject.putStream();
}
delete fieldArray[key];
}
}
};
var initializeAcroForm = function(scope, formObject) {
formObject.scope = scope;
if (
scope.internal !== undefined &&
(scope.internal.acroformPlugin === undefined ||
scope.internal.acroformPlugin.isInitialized === false)
) {
AcroFormField.FieldNum = 0;
scope.internal.acroformPlugin = JSON.parse(
JSON.stringify(acroformPluginTemplate)
);
if (scope.internal.acroformPlugin.acroFormDictionaryRoot) {
throw new Error("Exception while creating AcroformDictionary");
}
scaleFactor = scope.internal.scaleFactor;
// The Object Number of the AcroForm Dictionary
scope.internal.acroformPlugin.acroFormDictionaryRoot = new AcroFormDictionary();
scope.internal.acroformPlugin.acroFormDictionaryRoot.scope = scope;
// add Callback for creating the AcroForm Dictionary
scope.internal.acroformPlugin.acroFormDictionaryRoot._eventID = scope.internal.events.subscribe(
"postPutResources",
function() {
AcroFormDictionaryCallback(scope);
}
);
scope.internal.events.subscribe("buildDocument", function() {
annotReferenceCallback(scope);
}); // buildDocument
// Register event, that is triggered when the DocumentCatalog is
// written, in order to add /AcroForm
scope.internal.events.subscribe("putCatalog", function() {
putCatalogCallback(scope);
});
// Register event, that creates all Fields
scope.internal.events.subscribe("postPutPages", function(fieldArray) {
createFieldCallback(fieldArray, scope);
});
scope.internal.acroformPlugin.isInitialized = true;
}
};
//PDF 32000-1:2008, page 26, 7.3.6
var arrayToPdfArray = (jsPDFAPI.__acroform__.arrayToPdfArray = function(
array,
objId,
scope
) {
var encryptor = function(data) {
return data;
};
if (Array.isArray(array)) {
var content = "[";
for (var i = 0; i < array.length; i++) {
if (i !== 0) {
content += " ";
}
switch (typeof array[i]) {
case "boolean":
case "number":
case "object":
content += array[i].toString();
break;
case "string":
if (array[i].substr(0, 1) !== "/") {
if (typeof objId !== "undefined" && scope)
encryptor = scope.internal.getEncryptor(objId);
content += "(" + pdfEscape(encryptor(array[i].toString())) + ")";
} else {
content += array[i].toString();
}
break;
}
}
content += "]";
return content;
}
throw new Error(
"Invalid argument passed to jsPDF.__acroform__.arrayToPdfArray"
);
});
function getMatches(string, regex, index) {
index || (index = 1); // default to the first capturing group
var matches = [];
var match;
while ((match = regex.exec(string))) {
matches.push(match[index]);
}
return matches;
}
var pdfArrayToStringArray = function(array) {
var result = [];
if (typeof array === "string") {
result = getMatches(array, /\((.*?)\)/g);
}
return result;
};
var toPdfString = function(string, objId, scope) {
var encryptor = function(data) {
return data;
};
if (typeof objId !== "undefined" && scope)
encryptor = scope.internal.getEncryptor(objId);
string = string || "";
string.toString();
string = "(" + pdfEscape(encryptor(string)) + ")";
return string;
};
// ##########################
// Classes
// ##########################
/**
* @class AcroFormPDFObject
* @classdesc A AcroFormPDFObject
*/
var AcroFormPDFObject = function() {
this._objId = undefined;
this._scope = undefined;
/**
* @name AcroFormPDFObject#objId
* @type {any}
*/
Object.defineProperty(this, "objId", {
get: function() {
if (typeof this._objId === "undefined") {
if (typeof this.scope === "undefined") {
return undefined;
}
this._objId = this.scope.internal.newObjectDeferred();
}
return this._objId;
},
set: function(value) {
this._objId = value;
}
});
Object.defineProperty(this, "scope", {
value: this._scope,
writable: true
});
};
/**
* @function AcroFormPDFObject.toString
*/
AcroFormPDFObject.prototype.toString = function() {
return this.objId + " 0 R";
};
AcroFormPDFObject.prototype.putStream = function() {
var keyValueList = this.getKeyValueListForStream();
this.scope.internal.putStream({
data: this.stream,
additionalKeyValues: keyValueList,
objectId: this.objId
});
this.scope.internal.out("endobj");
};
/**
* Returns an key-value-List of all non-configurable Variables from the Object
*
* @name getKeyValueListForStream
* @returns {string}
*/
AcroFormPDFObject.prototype.getKeyValueListForStream = function() {
var keyValueList = [];
var keys = Object.getOwnPropertyNames(this).filter(function(key) {
return (
key != "content" &&
key != "appearanceStreamContent" &&
key != "scope" &&
key != "objId" &&
key.substring(0, 1) != "_"
);
});
for (var i in keys) {
if (Object.getOwnPropertyDescriptor(this, keys[i]).configurable === false) {
var key = keys[i];
var value = this[key];
if (value) {
if (Array.isArray(value)) {
keyValueList.push({
key: key,
value: arrayToPdfArray(value, this.objId, this.scope)
});
} else if (value instanceof AcroFormPDFObject) {
// In case it is a reference to another PDFObject,
// take the reference number
value.scope = this.scope;
keyValueList.push({ key: key, value: value.objId + " 0 R" });
} else if (typeof value !== "function") {
keyValueList.push({ key: key, value: value });
}
}
}
}
return keyValueList;
};
var AcroFormXObject = function() {
AcroFormPDFObject.call(this);
Object.defineProperty(this, "Type", {
value: "/XObject",
configurable: false,
writable: true
});
Object.defineProperty(this, "Subtype", {
value: "/Form",
configurable: false,
writable: true
});
Object.defineProperty(this, "FormType", {
value: 1,
configurable: false,
writable: true
});
var _BBox = [];
Object.defineProperty(this, "BBox", {
configurable: false,
get: function() {
return _BBox;
},
set: function(value) {
_BBox = value;
}
});
Object.defineProperty(this, "Resources", {
value: "2 0 R",
configurable: false,
writable: true
});
var _stream;
Object.defineProperty(this, "stream", {
enumerable: false,
configurable: true,
set: function(value) {
_stream = value.trim();
},
get: function() {
if (_stream) {
return _stream;
} else {
return null;
}
}
});
};
inherit(AcroFormXObject, AcroFormPDFObject);
var AcroFormDictionary = function() {
AcroFormPDFObject.call(this);
var _Kids = [];
Object.defineProperty(this, "Kids", {
enumerable: false,
configurable: true,
get: function() {
if (_Kids.length > 0) {
return _Kids;
} else {
return undefined;