cryptpad/www/lib/pdfjs/api/draft/PageViewport.html

854 lines
10 KiB
HTML

<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>JSDoc: Class: PageViewport</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-tomorrow.css">
<link type="text/css" rel="stylesheet" href="styles/jsdoc-default.css">
</head>
<body>
<div id="main">
<h1 class="page-title">Class: PageViewport</h1>
<section>
<header>
<h2>PageViewport</h2>
</header>
<article>
<div class="container-overview">
<h4 class="name" id="PageViewport"><span class="type-signature"></span>new PageViewport<span class="signature">()</span><span class="type-signature"></span></h4>
<div class="description">
PDF page viewport created based on scale, rotation and offset.
</div>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="shared_util.js.html">shared/util.js</a>, <a href="shared_util.js.html#line888">line 888</a>
</li></ul></dd>
</dl>
</div>
<h3 class="subsection-title">Methods</h3>
<h4 class="name" id="clone"><span class="type-signature"></span>clone<span class="signature">(args)</span><span class="type-signature"> &rarr; {<a href="PageViewport.html">PageViewport</a>}</span></h4>
<div class="description">
Clones viewport with additional properties.
</div>
<h5>Parameters:</h5>
<table class="params">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>args</code></td>
<td class="type">
<span class="param-type">Object</span>
</td>
<td class="description last">(optional) If specified, may contain the 'scale' or
'rotation' properties to override the corresponding properties in
the cloned viewport.</td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="shared_util.js.html">shared/util.js</a>, <a href="shared_util.js.html#line970">line 970</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
Cloned viewport.
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type"><a href="PageViewport.html">PageViewport</a></span>
</dd>
</dl>
<h4 class="name" id="convertToPdfPoint"><span class="type-signature"></span>convertToPdfPoint<span class="signature">(x, y)</span><span class="type-signature"> &rarr; {Object}</span></h4>
<div class="description">
Converts viewport coordinates to the PDF location. For examples, useful
for converting canvas pixel location into PDF one.
</div>
<h5>Parameters:</h5>
<table class="params">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>x</code></td>
<td class="type">
<span class="param-type">number</span>
</td>
<td class="description last">X coordinate.</td>
</tr>
<tr>
<td class="name"><code>y</code></td>
<td class="type">
<span class="param-type">number</span>
</td>
<td class="description last">Y coordinate.</td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="shared_util.js.html">shared/util.js</a>, <a href="shared_util.js.html#line1012">line 1012</a>
</li></ul></dd>
<dt class="tag-see">See:</dt>
<dd class="tag-see">
<ul>
<li>convertToViewportPoint</li>
</ul>
</dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
Object that contains 'x' and 'y' properties of the
point in the PDF coordinate space.
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">Object</span>
</dd>
</dl>
<h4 class="name" id="convertToViewportPoint"><span class="type-signature"></span>convertToViewportPoint<span class="signature">(x, y)</span><span class="type-signature"> &rarr; {Object}</span></h4>
<div class="description">
Converts PDF point to the viewport coordinates. For examples, useful for
converting PDF location into canvas pixel coordinates.
</div>
<h5>Parameters:</h5>
<table class="params">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>x</code></td>
<td class="type">
<span class="param-type">number</span>
</td>
<td class="description last">X coordinate.</td>
</tr>
<tr>
<td class="name"><code>y</code></td>
<td class="type">
<span class="param-type">number</span>
</td>
<td class="description last">Y coordinate.</td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="shared_util.js.html">shared/util.js</a>, <a href="shared_util.js.html#line987">line 987</a>
</li></ul></dd>
<dt class="tag-see">See:</dt>
<dd class="tag-see">
<ul>
<li>convertToPdfPoint</li>
<li>convertToViewportRectangle</li>
</ul>
</dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
Object that contains 'x' and 'y' properties of the
point in the viewport coordinate space.
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">Object</span>
</dd>
</dl>
<h4 class="name" id="convertToViewportRectangle"><span class="type-signature"></span>convertToViewportRectangle<span class="signature">(rect)</span><span class="type-signature"> &rarr; {Array}</span></h4>
<div class="description">
Converts PDF rectangle to the viewport coordinates.
</div>
<h5>Parameters:</h5>
<table class="params">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>rect</code></td>
<td class="type">
<span class="param-type">Array</span>
</td>
<td class="description last">xMin, yMin, xMax and yMax coordinates.</td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="shared_util.js.html">shared/util.js</a>, <a href="shared_util.js.html#line997">line 997</a>
</li></ul></dd>
<dt class="tag-see">See:</dt>
<dd class="tag-see">
<ul>
<li>convertToViewportPoint</li>
</ul>
</dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
Contains corresponding coordinates of the rectangle
in the viewport coordinate space.
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">Array</span>
</dd>
</dl>
</article>
</section>
</div>
<nav>
<h2><a href="index.html">Home</a></h2><h3>Externals</h3><ul><li><a href="external-Promise.html">Promise</a></li></ul><h3>Classes</h3><ul><li><a href="AnnotationBorderStyle.html">AnnotationBorderStyle</a></li><li><a href="AnnotationFactory.html">AnnotationFactory</a></li><li><a href="PageViewport.html">PageViewport</a></li><li><a href="PDFDataRangeTransport.html">PDFDataRangeTransport</a></li><li><a href="PDFDocumentLoadingTask.html">PDFDocumentLoadingTask</a></li><li><a href="PDFDocumentProxy.html">PDFDocumentProxy</a></li><li><a href="PDFJS.html">PDFJS</a></li><li><a href="PDFPageProxy.html">PDFPageProxy</a></li><li><a href="PDFWorker.html">PDFWorker</a></li><li><a href="RenderTask.html">RenderTask</a></li></ul><h3>Global</h3><ul><li><a href="global.html#_UnsupportedManager">_UnsupportedManager</a></li><li><a href="global.html#arrayByteLength">arrayByteLength</a></li><li><a href="global.html#arraysToBytes">arraysToBytes</a></li><li><a href="global.html#createPromiseCapability">createPromiseCapability</a></li><li><a href="global.html#createValidAbsoluteUrl">createValidAbsoluteUrl</a></li><li><a href="global.html#getDocument">getDocument</a></li></ul>
</nav>
<br class="clear">
<footer>
Documentation generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.4.3</a> on Mon Jun 12 2017 08:43:32 GMT+0000 (Coordinated Universal Time)
</footer>
<script> prettyPrint(); </script>
<script src="scripts/linenumber.js"> </script>
</body>
</html>