biimage.html
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<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"><html><!--Generated using api.website.xsl version 2003-07-17--><head><META http-equiv="Content-Type" content="text/html; charset=utf-8"><title>BiImage</title><meta http-equiv="Content-Type" content="text/html; charset=utf-8"><link type="text/css" rel="stylesheet" href="api.css"><script type="text/javascript"> function showDerivedClasses() { var ul = document.getElementById("api-derived-classes"); var lis = ul.childNodes; var l = lis.length; for (var i = 1; i < l; i++) lis[i].style.display = ""; lis[0].style.display = "none"; } </script></head><body><h1 id="BiImage">BiImage</h1><p>This class is used for showing images.<br> <br> Supported image types are GIF, JPEG and PNG (including support for 32-bit RGBA).</p><p>This class extends <code><a href="BiComponent.html">BiComponent</a></code> and therefore all methods and fields available for <code><a href="BiComponent.html">BiComponent</a></code> are also available for <code>BiImage</code>.</p><ul class="partial-class-tree"><li><code><a href="BiObject.html">BiObject</a></code><ul><li><code><a href="BiEventTarget.html">BiEventTarget</a></code><ul><li><code><a href="BiComponent.html">BiComponent</a></code><ul><li><code>BiImage</code><ul id="api-derived-classes"></ul></li></ul></li></ul></li></ul></li></ul><h2>Constructor</h2><p><code> new BiImage([<span class="methodArgument">oUri</span> [, <span class="methodArgument">nWidth</span> [, <span class="methodArgument">nHeight</span>]]])</code></p><h3>Parameters</h3><table><thead><tr><td>Name</td><td>Type</td><td class="optional-header">Optional</td><td>Default</td><td>Descripton</td></tr></thead><tbody><tr><td><code>oUri</code></td><td><code class="type"> <code><a href="BiUri.html">BiUri</a></code> </code></td><td class="optional-column"><img src="check.png" alt="checked"></td><td></td><td>The location of the file relative to the <code><a href="BiApplication.html#adfPath">ADF path</a></code>. </td></tr><tr><td><code>nWidth</code></td><td><code class="type">Number</code></td><td class="optional-column"><img src="check.png" alt="checked"></td><td></td><td>The width of the image in pixels. A value of null gives the component its desired width. </td></tr><tr><td><code>nHeight</code></td><td><code class="type">Number</code></td><td class="optional-column"><img src="check.png" alt="checked"></td><td></td><td>The height of the image in pixels. A value of null gives the component its desired height. </td></tr></tbody></table><h2>Properties</h2><table><thead><tr><td>Name</td><td>Type</td><td class="get-header">get</td><td class="set-header">set</td><td>Descripton</td></tr></thead><tbody><tr><td><a name="loaded"></a><code>loaded</code></td><td><code class="type">Boolean</code></td><td class="get-column"><img src="check.png" alt="checked"></td><td class="set-column"></td><td>Whether the image file is loaded</td></tr><tr><td><a name="uri"></a><code>uri</code></td><td><code class="type"> <code><a href="BiUri.html">BiUri</a></code> </code></td><td class="get-column"><img src="check.png" alt="checked"></td><td class="set-column"><img src="check.png" alt="checked"></td><td>The location of the image file. If this is set to a string a new URI is created from that string relative to the <code><a href="BiApplication.html#adfPath">ADF path</a></code>.</td></tr></tbody></table><h2>Methods</h2><p>None.</p><h2>Events</h2><table><thead><tr><td>Name</td><td>Type</td><td class="bubbles-header">Bubbles</td><td>Descripton</td></tr></thead><tbody><tr><td><a name="error"></a><code>error</code></td><td><code class="type"> <code><a href="BiEvent.html">BiEvent</a></code> </code></td><td class="bubbles-column"></td><td>Fires when the image failed to load.</td></tr><tr><td><a name="load"></a><code>load</code></td><td><code class="type"> <code><a href="BiEvent.html">BiEvent</a></code> </code></td><td class="bubbles-column"></td><td>Fires when the image loads. Note that the image file may be loaded before the constructor finishes and you should not only rely on this event but also use <code><a href="#loaded">loaded</a></code> property.</td></tr></tbody></table><h2>Static Methods</h2><table><thead><tr><td>Name</td><td>Description</td></tr></thead><tbody><tr><td><code><a href="#fromUri">fromUri</a></code></td><td>Returns a new<code><a href="BiImage.html">BiImage</a></code> from the given URI</td></tr></tbody></table><h2>Static Fields</h2><table><thead><tr><td>Name</td><td>Type</td><td>Descripton</td></tr></thead><tbody><tr><td><code>BLANK_IMAGE_URI</code></td><td><code class="type">String</code></td><td>The location of a blank image</td></tr></tbody></table><h2>Remarks</h2><p>When using PNG images it is recommended not to change the <code><a href="BiComponent.html">opacity</a></code> because Internet Explorer cannot support the combination of these.</p><h2>Static Method Details</h2><h3><a name="fromUri"></a>fromUri</h3><p>Returns a new<code><a href="BiImage.html">BiImage</a></code> from the given URI</p><h4>Syntax</h4><pre class="method-syntax">BiImage.fromUri(<span class="methodArgument">oUri</span>)</pre><h4>Parameters</h4><table><thead><tr><td>Name</td><td>Type</td><td class="optional-header">Optional</td><td>Default</td><td>Descripton</td></tr></thead><tbody><tr><td><code>oUri</code></td><td><code class="type"> <code><a href="BiUri.html">BiUri</a></code> </code></td><td class="optional-column"></td><td></td><td>The location of the image file</td></tr></tbody></table><h4>Return Type</h4><p><code class="type"> <code><a href="BiImage.html">BiImage</a></code> </code></p></body></html>⌨️ 快捷键说明
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