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<!doctype html> <html class="default no-js"> <head> <meta charset="utf-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <title>Size | GoJS API</title> <meta name="description" content="Documentation for GoJS API"> <meta name="viewport" content="width=device-width, initial-scale=1"> <link rel="stylesheet" href="../../assets/css/style.css"> <link rel="stylesheet" href="../assets/css/main.css"> <script async src="../assets/js/search.js" id="search-script"></script> </head> <body> <header> <nav id="navTop" class="w-full z-30 top-0 text-white bg-nwoods-primary"> <div class="w-full container max-w-screen-lg mx-auto flex flex-wrap sm:flex-nowrap items-center justify-between mt-0 py-2"> <div class="md:pl-4"> <a class="text-white hover:text-white no-underline hover:no-underline font-bold text-2xl lg:text-4xl rounded-lg hover:bg-nwoods-secondary" href="../../index.html"> <h1 class="mb-0 p-1">GoJS</h1> </a> </div> <button id="topnavButton" class="rounded-lg sm:hidden focus:outline-none focus:ring" aria-label="Navigation"> <svg fill="currentColor" viewBox="0 0 20 20" class="w-6 h-6"> <path id="topnavOpen" fill-rule="evenodd" d="M3 5a1 1 0 011-1h12a1 1 0 110 2H4a1 1 0 01-1-1zM3 10a1 1 0 011-1h12a1 1 0 110 2H4a1 1 0 01-1-1zM9 15a1 1 0 011-1h6a1 1 0 110 2h-6a1 1 0 01-1-1z" clip-rule="evenodd"></path> <path id="topnavClosed" class="hidden" fill-rule="evenodd" d="M4.293 4.293a1 1 0 011.414 0L10 8.586l4.293-4.293a1 1 0 111.414 1.414L11.414 10l4.293 4.293a1 1 0 01-1.414 1.414L10 11.414l-4.293 4.293a1 1 0 01-1.414-1.414L8.586 10 4.293 5.707a1 1 0 010-1.414z" clip-rule="evenodd"></path> </svg> </button> <div id="topnavList" class="hidden sm:block items-center w-auto mt-0 text-white p-0 z-20"> <ul class="list-reset list-none font-semibold flex justify-end flex-wrap sm:flex-nowrap items-center px-0 pb-0"> <li class="p-1 sm:p-0"><a class="topnav-link" href="../../learn/index.html">Learn</a></li> <li class="p-1 sm:p-0"><a class="topnav-link" href="../../samples/index.html">Samples</a></li> <li class="p-1 sm:p-0"><a class="topnav-link" href="../../intro/index.html">Intro</a></li> <li class="p-1 sm:p-0"><a class="topnav-link" href="../../api/index.html">API</a></li> <li class="p-1 sm:p-0"><a class="topnav-link" href="https://www.nwoods.com/products/register.html">Register</a></li> <li class="p-1 sm:p-0"><a class="topnav-link" href="../../download.html">Download</a></li> <li class="p-1 sm:p-0"><a class="topnav-link" href="https://forum.nwoods.com/c/gojs/11">Forum</a></li> <li class="p-1 sm:p-0"><a class="topnav-link" href="https://www.nwoods.com/contact.html" target="_blank" rel="noopener" onclick="getOutboundLink('https://www.nwoods.com/contact.html', 'contact');">Contact</a></li> <li class="p-1 sm:p-0"><a class="topnav-link" href="https://www.nwoods.com/sales/index.html" target="_blank"rel="noopener" onclick="getOutboundLink('https://www.nwoods.com/sales/index.html', 'buy');">Buy</a></li> </ul> </div> </div> <hr class="border-b border-gray-600 opacity-50 my-0 py-0" /> </nav> <div class="tsd tsd-page-header"> <div class="tsd-page-toolbar"> <div class="w-full max-w-screen-xl mx-auto px-2"> <div class="table-wrap"> <div class="table-cell" id="tsd-search" data-index="../assets/js/search.json" data-base=".."> <div class="field"> <label for="tsd-search-field" class="tsd-widget search no-caption">Search</label> <input id="tsd-search-field" type="text" /> </div> <ul class="results"> <li class="state loading">Preparing search index...</li> <li class="state failure">The search index is not available</li> </ul> <a href="../index.html" class="title">GoJS API</a> </div> <div class="table-cell" id="tsd-widgets"> <div id="tsd-filter"> <a href="#" class="tsd-widget options no-caption" data-toggle="options">Options</a> <div class="tsd-filter-group"> <div class="tsd-select" id="tsd-filter-visibility"> <span class="tsd-select-label">All</span> <ul class="tsd-select-list"> <li data-value="public">Public</li> <li data-value="protected">Public/Protected</li> <li data-value="private" class="selected">All</li> </ul> </div> </div> </div> <a href="#" class="tsd-widget menu no-caption" data-toggle="menu">Menu</a> </div> </div> </div> </div> <div class="tsd tsd-page-title"> <div class="w-full max-w-screen-xl mx-auto px-2"> <div class="top-copyright"> <b>GoJS</b>® Diagramming Components<br/>version 2.1.47<br/>by <a href="https://www.nwoods.com/">Northwoods Software®</a> </div> <div> <h1>Class Size</h1> </div> </div> </div> </div> </header> <div class="tsd w-full max-w-screen-xl mx-auto pb-4"> <div class="row px-2 w-full"> <div class="col-8 col-content"> <section class="tsd-panel tsd-hierarchy"> <h3>Hierarchy</h3> <ul class="tsd-hierarchy"> <li> <span class="target">Size</span> </li> </ul> </section> <section class="tsd-panel tsd-comment"> <div class="tsd-comment tsd-typography"> <p>A Size describes a width and a height in two-dimensional coordinates. The width and height must both be non-negative.</p> <p>Use the static functions <a href="Size.html#static-parse">Size.parse</a> and <a href="Size.html#static-stringify">Size.stringify</a> to convert to and from a standard string representation that is independent of the current locale.</p> <p>When an instance of this class is the value of a property of a <a href="GraphObject.html">GraphObject</a> class or <a href="Diagram.html">Diagram</a> or <a href="CommandHandler.html">CommandHandler</a> or a <a href="Tool.html">Tool</a> class, you should treat the object as if it were frozen or read-only -- you cannot modify its properties. This allows the property to return a value without allocating a new instance. If you need to do your own calculations with the value, call <a href="Size.html#copy">copy</a> to make a new instance with the same values that you can modify.</p> <p>Many methods modify the object's properties and then return a reference to "this" object. The only instance method to allocate a new object is the <a href="Size.html#copy">copy</a> method. The static <a href="Size.html#static-parse">Size.parse</a> method also allocates a new object.</p> <p>The "Debug" implementation of this class is significantly slower than the "Release" implementation, mostly due to additional error checking.</p> <p>You cannot inherit from this class.</p> </div> </section> <section class="tsd-panel-group tsd-index-group"> <h2>Index</h2> <section class="tsd-panel tsd-index-panel"> <div class="tsd-index-content"> <section class="tsd-index-section "> <h3>Constructors</h3> <ul class="tsd-index-list"> <li class="tsd-kind-constructor tsd-parent-kind-class"><a href="Size.html#constructor" class="tsd-kind-icon">constructor</a></li> </ul> </section> <section class="tsd-index-section "> <h3>Properties</h3> <ul class="tsd-index-list"> <li class="tsd-kind-accessor tsd-parent-kind-class"><a href="Size.html#height" class="tsd-kind-icon">height</a></li> <li class="tsd-kind-accessor tsd-parent-kind-class"><a href="Size.html#width" class="tsd-kind-icon">width</a></li> </ul> </section> <section class="tsd-index-section "> <h3>Methods</h3> <ul class="tsd-index-list"> <li class="tsd-kind-method tsd-parent-kind-class"><a href="Size.html#copy" class="tsd-kind-icon">copy</a></li> <li class="tsd-kind-method tsd-parent-kind-class"><a href="Size.html#equalTo" class="tsd-kind-icon">equal<wbr>To</a></li> <li class="tsd-kind-method tsd-parent-kind-class"><a href="Size.html#equals" class="tsd-kind-icon">equals</a></li> <li class="tsd-kind-method tsd-parent-kind-class"><a href="Size.html#isReal" class="tsd-kind-icon">is<wbr>Real</a></li> <li class="tsd-kind-method tsd-parent-kind-class tsd-is-static"><a href="Size.html#static-parse" class="tsd-kind-icon">parse</a></li> <li class="tsd-kind-method tsd-parent-kind-class"><a href="Size.html#set" class="tsd-kind-icon">set</a></li> <li class="tsd-kind-method tsd-parent-kind-class"><a href="Size.html#setTo" class="tsd-kind-icon">set<wbr>To</a></li> <li class="tsd-kind-method tsd-parent-kind-class tsd-is-static"><a href="Size.html#static-stringify" class="tsd-kind-icon">stringify</a></li> </ul> </section> </div> </section> </section> <section class="tsd-panel-group tsd-member-group "> <h2>Constructors</h2> <section class="tsd-panel tsd-member tsd-kind-constructor tsd-parent-kind-class"> <a name="constructor" class="tsd-anchor"></a> <h3> constructor </h3> <ul class="tsd-signatures tsd-kind-constructor tsd-parent-kind-class"> <li class="tsd-signature tsd-kind-icon">new <wbr>Size<span class="tsd-signature-symbol">(</span>w<span class="tsd-signature-symbol">?: </span><span class="tsd-signature-type">number</span>, h<span class="tsd-signature-symbol">?: </span><span class="tsd-signature-type">number</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><a href="Size.html" class="tsd-signature-type" data-tsd-kind="Class">Size</a></li> </ul> <ul class="tsd-descriptions"> <li class="tsd-description"> <div class="tsd-comment tsd-typography"> <p>The default constructor produces the Size(0,0). This constructor may take either zero arguments or two arguments.</p> </div> <h4 class="tsd-parameters-title">Parameters</h4> <ul class="tsd-parameters"> <li> <h5><span class="tsd-flag ts-flagOptional">Optional</span> w: <span class="tsd-signature-type">number</span></h5> <div class="tsd-comment tsd-typography"> <p>The initial width (must be non-negative).</p> </div> </li> <li> <h5><span class="tsd-flag ts-flagOptional">Optional</span> h: <span class="tsd-signature-type">number</span></h5> <div class="tsd-comment tsd-typography"> <p>The initial height (must be non-negative).</p> </div> </li> </ul> <h4 class="tsd-returns-title">Returns <a href="Size.html" class="tsd-signature-type" data-tsd-kind="Class">Size</a></h4> </li> </ul> </section> </section> <section class="tsd-panel-group tsd-member-group "> <h2>Properties</h2> <section class="tsd-panel tsd-member tsd-kind-accessor tsd-parent-kind-class"> <a name="height" class="tsd-anchor"></a> <h3> height <span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">number</span> </h3> <ul class="tsd-descriptions"> <li class="tsd-description"> <div class="tsd-comment tsd-typography"> <p>Gets or sets the height value of the Size. The value must not be negative.</p> </div> </li> </ul> </section> <section class="tsd-panel tsd-member tsd-kind-accessor tsd-parent-kind-class"> <a name="width" class="tsd-anchor"></a> <h3> width <span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">number</span> </h3> <ul class="tsd-descriptions"> <li class="tsd-description"> <div class="tsd-comment tsd-typography"> <p>Gets or sets the width value of the Size. The value must not be negative.</p> </div> </li> </ul> </section> </section> <section class="tsd-panel-group tsd-member-group "> <h2>Methods</h2> <section class="tsd-panel tsd-member tsd-kind-method tsd-parent-kind-class"> <a name="copy" class="tsd-anchor"></a> <h3> <span class="tsd-flag ts-flagVirtual">Virtual</span> copy </h3> <ul class="tsd-signatures tsd-kind-method tsd-parent-kind-class"> <li class="tsd-signature tsd-kind-icon">copy<span class="tsd-signature-symbol">(</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><a href="Size.html" class="tsd-signature-type" data-tsd-kind="Class">Size</a></li> </ul> <ul class="tsd-descriptions"> <li class="tsd-description"> <div class="tsd-comment tsd-typography"> <p>Create a copy of this Size, with the same values.</p> </div> <h4 class="tsd-returns-title">Returns <a href="Size.html" class="tsd-signature-type" data-tsd-kind="Class">Size</a></h4> </li> </ul> </section> <section class="tsd-panel tsd-member tsd-kind-method tsd-parent-kind-class"> <a name="equalTo" class="tsd-anchor"></a> <h3> equal<wbr>To </h3> <ul class="tsd-signatures tsd-kind-method tsd-parent-kind-class"> <li class="tsd-signature tsd-kind-icon">equal<wbr>To<span class="tsd-signature-symbol">(</span>w<span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">number</span>, h<span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">number</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">boolean</span></li> </ul> <ul class="tsd-descriptions"> <li class="tsd-description"> <div class="tsd-comment tsd-typography"> <p>Indicates whether the given size is equal to this Size.</p> <dl class="tsd-comment-tags"> <dt>see</dt> <dd><p><a href="Size.html#equals">equals</a></p> </dd> </dl> </div> <h4 class="tsd-parameters-title">Parameters</h4> <ul class="tsd-parameters"> <li> <h5>w: <span class="tsd-signature-type">number</span></h5> <div class="tsd-comment tsd-typography"> <p>the width.</p> </div> </li> <li> <h5>h: <span class="tsd-signature-type">number</span></h5> <div class="tsd-comment tsd-typography"> <p>the height.</p> </div> </li> </ul> <h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">boolean</span></h4> <p>True if the Sizes have the same width and height, false otherwise.</p> </li> </ul> </section> <section class="tsd-panel tsd-member tsd-kind-method tsd-parent-kind-class"> <a name="equals" class="tsd-anchor"></a> <h3> equals </h3> <ul class="tsd-signatures tsd-kind-method tsd-parent-kind-class"> <li class="tsd-signature tsd-kind-icon">equals<span class="tsd-signature-symbol">(</span>s<span class="tsd-signature-symbol">: </span><a href="Size.html" class="tsd-signature-type" data-tsd-kind="Class">Size</a><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">boolean</span></li> </ul> <ul class="tsd-descriptions"> <li class="tsd-description"> <div class="tsd-comment tsd-typography"> <p>Indicates whether the given Size is equal to the current Size.</p> <dl class="tsd-comment-tags"> <dt>see</dt> <dd><p><a href="Size.html#equalTo">equalTo</a></p> </dd> </dl> </div> <h4 class="tsd-parameters-title">Parameters</h4> <ul class="tsd-parameters"> <li> <h5>s: <a href="Size.html" class="tsd-signature-type" data-tsd-kind="Class">Size</a></h5> <div class="tsd-comment tsd-typography"> <p>The Size to compare to the current Size.</p> </div> </li> </ul> <h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">boolean</span></h4> <p>True if the Sizes have the same width and height, false otherwise.</p> </li> </ul> </section> <section class="tsd-panel tsd-member tsd-kind-method tsd-parent-kind-class"> <a name="isReal" class="tsd-anchor"></a> <h3> is<wbr>Real </h3> <ul class="tsd-signatures tsd-kind-method tsd-parent-kind-class"> <li class="tsd-signature tsd-kind-icon">is<wbr>Real<span class="tsd-signature-symbol">(</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">boolean</span></li> </ul> <ul class="tsd-descriptions"> <li class="tsd-description"> <div class="tsd-comment tsd-typography"> <p>True if this Size has Width and Height values that are real numbers and not infinity.</p> </div> <h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">boolean</span></h4> </li> </ul> </section> <section class="tsd-panel tsd-member tsd-kind-method tsd-parent-kind-class tsd-is-static"> <a name="static-parse" class="tsd-anchor"></a> <h3> <span class="tsd-flag ts-flagStatic">Static</span> parse </h3> <ul class="tsd-signatures tsd-kind-method tsd-parent-kind-class tsd-is-static"> <li class="tsd-signature tsd-kind-icon">parse<span class="tsd-signature-symbol">(</span>str<span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">string</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><a href="Size.html" class="tsd-signature-type" data-tsd-kind="Class">Size</a></li> </ul> <ul class="tsd-descriptions"> <li class="tsd-description"> <div class="tsd-comment tsd-typography"> <p>This static function can be used to read in a <a href="Size.html">Size</a> from a string that was produced by <a href="Size.html#static-stringify">Size.stringify</a>.</p> <p><code>go.Size.parse("1 2")</code> produces the Size <code>new go.Size(1, 2)</code>.</p> </div> <h4 class="tsd-parameters-title">Parameters</h4> <ul class="tsd-parameters"> <li> <h5>str: <span class="tsd-signature-type">string</span></h5> </li> </ul> <h4 class="tsd-returns-title">Returns <a href="Size.html" class="tsd-signature-type" data-tsd-kind="Class">Size</a></h4> </li> </ul> </section> <section class="tsd-panel tsd-member tsd-kind-method tsd-parent-kind-class"> <a name="set" class="tsd-anchor"></a> <h3> set </h3> <ul class="tsd-signatures tsd-kind-method tsd-parent-kind-class"> <li class="tsd-signature tsd-kind-icon">set<span class="tsd-signature-symbol">(</span>s<span class="tsd-signature-symbol">: </span><a href="Size.html" class="tsd-signature-type" data-tsd-kind="Class">Size</a><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><a href="Size.html" class="tsd-signature-type" data-tsd-kind="Class">Size</a></li> </ul> <ul class="tsd-descriptions"> <li class="tsd-description"> <div class="tsd-comment tsd-typography"> <p>Modify this Size so that its Width and Height values are the same as the given Size.</p> </div> <h4 class="tsd-parameters-title">Parameters</h4> <ul class="tsd-parameters"> <li> <h5>s: <a href="Size.html" class="tsd-signature-type" data-tsd-kind="Class">Size</a></h5> <div class="tsd-comment tsd-typography"> <p>the given Size.</p> </div> </li> </ul> <h4 class="tsd-returns-title">Returns <a href="Size.html" class="tsd-signature-type" data-tsd-kind="Class">Size</a></h4> <p>this.</p> </li> </ul> </section> <section class="tsd-panel tsd-member tsd-kind-method tsd-parent-kind-class"> <a name="setTo" class="tsd-anchor"></a> <h3> set<wbr>To </h3> <ul class="tsd-signatures tsd-kind-method tsd-parent-kind-class"> <li class="tsd-signature tsd-kind-icon">set<wbr>To<span class="tsd-signature-symbol">(</span>w<span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">number</span>, h<span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">number</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><a href="Size.html" class="tsd-signature-type" data-tsd-kind="Class">Size</a></li> </ul> <ul class="tsd-descriptions"> <li class="tsd-description"> <div class="tsd-comment tsd-typography"> <p>Modify this Size with new Width and Height values.</p> </div> <h4 class="tsd-parameters-title">Parameters</h4> <ul class="tsd-parameters"> <li> <h5>w: <span class="tsd-signature-type">number</span></h5> <div class="tsd-comment tsd-typography"> <p>the width.</p> </div> </li> <li> <h5>h: <span class="tsd-signature-type">number</span></h5> <div class="tsd-comment tsd-typography"> <p>the height.</p> </div> </li> </ul> <h4 class="tsd-returns-title">Returns <a href="Size.html" class="tsd-signature-type" data-tsd-kind="Class">Size</a></h4> <p>this.</p> </li> </ul> </section> <section class="tsd-panel tsd-member tsd-kind-method tsd-parent-kind-class tsd-is-static"> <a name="static-stringify" class="tsd-anchor"></a> <h3> <span class="tsd-flag ts-flagStatic">Static</span> stringify </h3> <ul class="tsd-signatures tsd-kind-method tsd-parent-kind-class tsd-is-static"> <li class="tsd-signature tsd-kind-icon">stringify<span class="tsd-signature-symbol">(</span>val<span class="tsd-signature-symbol">: </span><a href="Size.html" class="tsd-signature-type" data-tsd-kind="Class">Size</a><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">string</span></li> </ul> <ul class="tsd-descriptions"> <li class="tsd-description"> <div class="tsd-comment tsd-typography"> <p>This static function can be used to write out a <a href="Size.html">Size</a> as a string that can be read by <a href="Size.html#static-parse">Size.parse</a>.</p> <p><code>go.Size.stringify(new go.Size(1, 2))</code> produces the string "1 2".</p> </div> <h4 class="tsd-parameters-title">Parameters</h4> <ul class="tsd-parameters"> <li> <h5>val: <a href="Size.html" class="tsd-signature-type" data-tsd-kind="Class">Size</a></h5> </li> </ul> <h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">string</span></h4> </li> </ul> </section> </section> </div> <div class="col-4 col-menu menu-sticky-wrap menu-highlight"> <nav class="tsd-navigation primary"> <ul> <li class=" "> <a href="../index.html">GoJS <wbr>Class <wbr>Index</a> </li> </ul> </nav> <nav class="tsd-navigation secondary menu-sticky"> <ul class="before-current"> </ul> <ul class="current"> <li class="current tsd-kind-class"> <a href="Size.html" class="tsd-kind-icon">Size</a> <ul> <li class=" tsd-kind-constructor tsd-parent-kind-class"> <a href="Size.html#constructor" class="tsd-kind-icon">constructor</a> </li> <li class=" tsd-kind-accessor tsd-parent-kind-class"> <a href="Size.html#height" class="tsd-kind-icon">height</a> </li> <li class=" tsd-kind-accessor tsd-parent-kind-class"> <a href="Size.html#width" class="tsd-kind-icon">width</a> </li> <li class=" tsd-kind-method tsd-parent-kind-class"> <a href="Size.html#copy" class="tsd-kind-icon">copy</a> </li> <li class=" tsd-kind-method tsd-parent-kind-class"> <a href="Size.html#equalTo" class="tsd-kind-icon">equal<wbr>To</a> </li> <li class=" tsd-kind-method tsd-parent-kind-class"> <a href="Size.html#equals" class="tsd-kind-icon">equals</a> </li> <li class=" tsd-kind-method tsd-parent-kind-class"> <a href="Size.html#isReal" class="tsd-kind-icon">is<wbr>Real</a> </li> <li class=" tsd-kind-method tsd-parent-kind-class tsd-is-static"> <a href="Size.html#static-parse" class="tsd-kind-icon">parse</a> </li> <li class=" tsd-kind-method tsd-parent-kind-class"> <a href="Size.html#set" class="tsd-kind-icon">set</a> </li> <li class=" tsd-kind-method tsd-parent-kind-class"> <a href="Size.html#setTo" class="tsd-kind-icon">set<wbr>To</a> </li> <li class=" tsd-kind-method tsd-parent-kind-class tsd-is-static"> <a href="Size.html#static-stringify" class="tsd-kind-icon">stringify</a> </li> </ul> </li> </ul> <ul class="after-current"> </ul> </nav> </div> </div> </div> <div class="tsd w-full max-w-screen-xl mx-auto px-2"> <div class="bottom-copyright">Copyright © 1998-2021 by Northwoods Software Corporation.</div> </div> <div class="overlay"></div> <script src="../assets/js/main.js"></script> <script async src="https://www.googletagmanager.com/gtag/js?id=UA-1506307-5"></script> <script> window.dataLayer = window.dataLayer || 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