mirror of
https://github.com/fofolee/uTools-Manuals.git
synced 2025-06-18 13:57:03 +08:00
152 lines
7.7 KiB
HTML
152 lines
7.7 KiB
HTML
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
|
||
<html>
|
||
<head>
|
||
<meta http-equiv="content-type" content="text/html; charset=UTF-8">
|
||
<title>画一椭圆并填充</title>
|
||
</head>
|
||
<body class="docs"><div id="layout">
|
||
<div id="layout-content"><div id="function.imagefilledellipse" class="refentry">
|
||
<div class="refnamediv">
|
||
<h1 class="refname">imagefilledellipse</h1>
|
||
<p class="verinfo">(PHP 4 >= 4.0.6, PHP 5, PHP 7)</p><p class="refpurpose"><span class="refname">imagefilledellipse</span> — <span class="dc-title">画一椭圆并填充</span></p>
|
||
|
||
</div>
|
||
<div class="refsect1 description" id="refsect1-function.imagefilledellipse-description">
|
||
<h3 class="title">说明</h3>
|
||
<div class="methodsynopsis dc-description">
|
||
<span class="methodname"><strong>imagefilledellipse</strong></span>
|
||
( <span class="methodparam"><span class="type">resource</span> <code class="parameter">$image</code></span>
|
||
, <span class="methodparam"><span class="type">int</span> <code class="parameter">$cx</code></span>
|
||
, <span class="methodparam"><span class="type">int</span> <code class="parameter">$cy</code></span>
|
||
, <span class="methodparam"><span class="type">int</span> <code class="parameter">$width</code></span>
|
||
, <span class="methodparam"><span class="type">int</span> <code class="parameter">$height</code></span>
|
||
, <span class="methodparam"><span class="type">int</span> <code class="parameter">$color</code></span>
|
||
) : <span class="type">bool</span></div>
|
||
|
||
<p class="para rdfs-comment">
|
||
画一椭圆并填充到指定的 <code class="parameter">image</code>。
|
||
</p>
|
||
</div>
|
||
|
||
<div class="refsect1 parameters" id="refsect1-function.imagefilledellipse-parameters">
|
||
<h3 class="title">参数</h3>
|
||
<p class="para">
|
||
<dl>
|
||
|
||
<dt>
|
||
<code class="parameter">image</code></dt>
|
||
|
||
<dd>
|
||
<p class="para">由图象创建函数(例如<span class="function"><a href="imagecreatetruecolor.html" class="function">imagecreatetruecolor()</a></span>)返回的图象资源。</p></dd>
|
||
|
||
|
||
<dt>
|
||
<code class="parameter">cx</code></dt>
|
||
|
||
<dd>
|
||
|
||
<p class="para">
|
||
中央的 x 坐标。
|
||
</p>
|
||
</dd>
|
||
|
||
|
||
|
||
<dt>
|
||
<code class="parameter">cy</code></dt>
|
||
|
||
<dd>
|
||
|
||
<p class="para">
|
||
中央的 y 坐标。
|
||
</p>
|
||
</dd>
|
||
|
||
|
||
|
||
<dt>
|
||
<code class="parameter">width</code></dt>
|
||
|
||
<dd>
|
||
|
||
<p class="para">
|
||
椭圆的宽度。
|
||
</p>
|
||
</dd>
|
||
|
||
|
||
|
||
<dt>
|
||
<code class="parameter">height</code></dt>
|
||
|
||
<dd>
|
||
|
||
<p class="para">
|
||
椭圆的高度。
|
||
</p>
|
||
</dd>
|
||
|
||
|
||
|
||
<dt>
|
||
<code class="parameter">color</code></dt>
|
||
|
||
<dd>
|
||
|
||
<p class="para">
|
||
要填充的颜色。颜色标识由函数 <span class="function"><a href="imagecolorallocate.html" class="function">imagecolorallocate()</a></span> 创建。
|
||
</p>
|
||
</dd>
|
||
|
||
|
||
</dl>
|
||
|
||
</p>
|
||
</div>
|
||
|
||
<div class="refsect1 returnvalues" id="refsect1-function.imagefilledellipse-returnvalues">
|
||
<h3 class="title">返回值</h3>
|
||
<p class="para">
|
||
成功时返回 <strong><code>TRUE</code></strong>， 或者在失败时返回 <strong><code>FALSE</code></strong>。
|
||
</p>
|
||
</div>
|
||
|
||
<div class="refsect1 examples" id="refsect1-function.imagefilledellipse-examples">
|
||
<h3 class="title">范例</h3>
|
||
<p class="para">
|
||
<div class="example" id="example-3695">
|
||
<p><strong>Example #1 <span class="function"><strong>imagefilledellipse()</strong></span> 例子</strong></p>
|
||
<div class="example-contents">
|
||
<div class="phpcode"><pre><span style="color: #000000">
|
||
<span style="color: #0000BB"><?php<br /><br /></span><span style="color: #FF8000">// create a blank image<br /></span><span style="color: #0000BB">$image </span><span style="color: #007700">= </span><span style="color: #0000BB">imagecreatetruecolor</span><span style="color: #007700">(</span><span style="color: #0000BB">400</span><span style="color: #007700">, </span><span style="color: #0000BB">300</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">// fill the background color<br /></span><span style="color: #0000BB">$bg </span><span style="color: #007700">= </span><span style="color: #0000BB">imagecolorallocate</span><span style="color: #007700">(</span><span style="color: #0000BB">$image</span><span style="color: #007700">, </span><span style="color: #0000BB">0</span><span style="color: #007700">, </span><span style="color: #0000BB">0</span><span style="color: #007700">, </span><span style="color: #0000BB">0</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">// choose a color for the ellipse<br /></span><span style="color: #0000BB">$col_ellipse </span><span style="color: #007700">= </span><span style="color: #0000BB">imagecolorallocate</span><span style="color: #007700">(</span><span style="color: #0000BB">$image</span><span style="color: #007700">, </span><span style="color: #0000BB">255</span><span style="color: #007700">, </span><span style="color: #0000BB">255</span><span style="color: #007700">, </span><span style="color: #0000BB">255</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">// draw the white ellipse<br /></span><span style="color: #0000BB">imagefilledellipse</span><span style="color: #007700">(</span><span style="color: #0000BB">$image</span><span style="color: #007700">, </span><span style="color: #0000BB">200</span><span style="color: #007700">, </span><span style="color: #0000BB">150</span><span style="color: #007700">, </span><span style="color: #0000BB">300</span><span style="color: #007700">, </span><span style="color: #0000BB">200</span><span style="color: #007700">, </span><span style="color: #0000BB">$col_ellipse</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">// output the picture<br /></span><span style="color: #0000BB">header</span><span style="color: #007700">(</span><span style="color: #DD0000">"Content-type: image/png"</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">imagepng</span><span style="color: #007700">(</span><span style="color: #0000BB">$image</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">?></span>
|
||
</span>
|
||
</pre></div>
|
||
</div>
|
||
|
||
<div class="example-contents"><p>以上例程的输出类似于：</p></div>
|
||
<div class="mediaobject">
|
||
|
||
<div class="imageobject">
|
||
<img src="images/21009b70229598c6a80eef8b45bf282b-imagefilledellipse.png" alt="例子输出： imagefilledellipse()" width="400" height="300" />
|
||
</div>
|
||
</div>
|
||
</div>
|
||
</p>
|
||
</div>
|
||
|
||
<div class="refsect1 notes" id="refsect1-function.imagefilledellipse-notes">
|
||
<h3 class="title">注释</h3>
|
||
<blockquote class="note"><p><strong class="note">Note</strong>: <span class="simpara">此函数需要 GD 2.0.1 或更高版本(推荐 2.0.28 及更高版本)。</span></p></blockquote>
|
||
</div>
|
||
|
||
<div class="refsect1 seealso" id="refsect1-function.imagefilledellipse-seealso">
|
||
<h3 class="title">参见</h3>
|
||
<p class="para">
|
||
<ul class="simplelist">
|
||
<li class="member"><span class="function"><a href="imageellipse.html" class="function" rel="rdfs-seeAlso">imageellipse()</a> - 画一个椭圆</span></li>
|
||
<li class="member"><span class="function"><a href="imagefilledarc.html" class="function" rel="rdfs-seeAlso">imagefilledarc()</a> - 画一椭圆弧且填充</span></li>
|
||
</ul>
|
||
</p>
|
||
</div>
|
||
|
||
</div></div></div></body></html> |