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php-manual-zh-5.2.4-1mdv2008.1.noarch.rpm

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>SWFGradient-&#62;__construct()</H1
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><P
>    (no version information, might be only in CVS)</P
>SWFGradient-&#62;__construct()&nbsp;--&nbsp;Creates a gradient object</DIV
><DIV
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NAME="AEN121884"
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><H2
>说明</H2
>class <B
CLASS="classname"
>SWFGradient</B
> { <BR
></BR
>SWFGradient <B
CLASS="methodname"
>__construct</B
> ( void  )<BR
></BR
>}<DIV
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>警告</B
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>本函数是<SPAN
CLASS="emphasis"
><I
CLASS="emphasis"
>实验性</I
></SPAN
>的。本函数的行为，包括函数名称以及其它任何关于本函数的文档可能会在没有通知的情况下随
PHP 以后的发布而改变。使用本函数风险自担。</P
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><P
>&#13;   <B
CLASS="function"
>swfgradient()</B
> creates a new SWFGradient object.
  </P
><P
>&#13;   After you've added the entries to your gradient, you can use the gradient 
   in a shape fill with the <B
CLASS="function"
>swfshape-&#62;addfill()</B
> method. 
  </P
><P
>&#13;   SWFGradient has the following methods : <B
CLASS="function"
>swfgradient-&#62;addentry()</B
>.
  </P
><P
>&#13;   This simple example will draw a big black-to-white gradient as background,
   and a reddish disc in its center.
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><B
>例 1. <B
CLASS="function"
>swfgradient()</B
> example</B
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><code><font color="#000000">
<font color="#0000BB">&lt;?php<br /><br />&nbsp;&nbsp;$m </font><font color="#007700">= new </font><font color="#0000BB">SWFMovie</font><font color="#007700">();<br />&nbsp;&nbsp;</font><font color="#0000BB">$m</font><font color="#007700">-&gt;</font><font color="#0000BB">setDimension</font><font color="#007700">(</font><font color="#0000BB">320</font><font color="#007700">, </font><font color="#0000BB">240</font><font color="#007700">);<br /><br />&nbsp;&nbsp;</font><font color="#0000BB">$s </font><font color="#007700">= new </font><font color="#0000BB">SWFShape</font><font color="#007700">();<br /><br />&nbsp;&nbsp;</font><font color="#FF8000">// first gradient- black to white<br />&nbsp;&nbsp;</font><font color="#0000BB">$g </font><font color="#007700">= new </font><font color="#0000BB">SWFGradient</font><font color="#007700">();<br />&nbsp;&nbsp;</font><font color="#0000BB">$g</font><font color="#007700">-&gt;</font><font color="#0000BB">addEntry</font><font color="#007700">(</font><font color="#0000BB">0.0</font><font color="#007700">, </font><font color="#0000BB">0</font><font color="#007700">, </font><font color="#0000BB">0</font><font color="#007700">, </font><font color="#0000BB">0</font><font color="#007700">);<br />&nbsp;&nbsp;</font><font color="#0000BB">$g</font><font color="#007700">-&gt;</font><font color="#0000BB">addEntry</font><font color="#007700">(</font><font color="#0000BB">1.0</font><font color="#007700">, </font><font color="#0000BB">0xff</font><font color="#007700">, </font><font color="#0000BB">0xff</font><font color="#007700">, </font><font color="#0000BB">0xff</font><font color="#007700">);<br /><br />&nbsp;&nbsp;</font><font color="#0000BB">$f </font><font color="#007700">= </font><font color="#0000BB">$s</font><font color="#007700">-&gt;</font><font color="#0000BB">addFill</font><font color="#007700">(</font><font color="#0000BB">$g</font><font color="#007700">, </font><font color="#0000BB">SWFFILL_LINEAR_GRADIENT</font><font color="#007700">);<br />&nbsp;&nbsp;</font><font color="#0000BB">$f</font><font color="#007700">-&gt;</font><font color="#0000BB">scaleTo</font><font color="#007700">(</font><font color="#0000BB">0.01</font><font color="#007700">);<br />&nbsp;&nbsp;</font><font color="#0000BB">$f</font><font color="#007700">-&gt;</font><font color="#0000BB">moveTo</font><font color="#007700">(</font><font color="#0000BB">160</font><font color="#007700">, </font><font color="#0000BB">120</font><font color="#007700">);<br />&nbsp;&nbsp;</font><font color="#0000BB">$s</font><font color="#007700">-&gt;</font><font color="#0000BB">setRightFill</font><font color="#007700">(</font><font color="#0000BB">$f</font><font color="#007700">);<br />&nbsp;&nbsp;</font><font color="#0000BB">$s</font><font color="#007700">-&gt;</font><font color="#0000BB">drawLine</font><font color="#007700">(</font><font color="#0000BB">320</font><font color="#007700">, </font><font color="#0000BB">0</font><font color="#007700">);<br />&nbsp;&nbsp;</font><font color="#0000BB">$s</font><font color="#007700">-&gt;</font><font color="#0000BB">drawLine</font><font color="#007700">(</font><font color="#0000BB">0</font><font color="#007700">, </font><font color="#0000BB">240</font><font color="#007700">);<br />&nbsp;&nbsp;</font><font color="#0000BB">$s</font><font color="#007700">-&gt;</font><font color="#0000BB">drawLine</font><font color="#007700">(-</font><font color="#0000BB">320</font><font color="#007700">, </font><font color="#0000BB">0</font><font color="#007700">);<br />&nbsp;&nbsp;</font><font color="#0000BB">$s</font><font color="#007700">-&gt;</font><font color="#0000BB">drawLine</font><font color="#007700">(</font><font color="#0000BB">0</font><font color="#007700">, -</font><font color="#0000BB">240</font><font color="#007700">);<br /><br />&nbsp;&nbsp;</font><font color="#0000BB">$m</font><font color="#007700">-&gt;</font><font color="#0000BB">add</font><font color="#007700">(</font><font color="#0000BB">$s</font><font color="#007700">);<br /><br />&nbsp;&nbsp;</font><font color="#0000BB">$s </font><font color="#007700">= new </font><font color="#0000BB">SWFShape</font><font color="#007700">();<br /><br />&nbsp;&nbsp;</font><font color="#FF8000">// second gradient- radial gradient from red to transparent<br />&nbsp;&nbsp;</font><font color="#0000BB">$g </font><font color="#007700">= new </font><font color="#0000BB">SWFGradient</font><font color="#007700">();<br />&nbsp;&nbsp;</font><font color="#0000BB">$g</font><font color="#007700">-&gt;</font><font color="#0000BB">addEntry</font><font color="#007700">(</font><font color="#0000BB">0.0</font><font color="#007700">, </font><font color="#0000BB">0xff</font><font color="#007700">, </font><font color="#0000BB">0</font><font color="#007700">, </font><font color="#0000BB">0</font><font color="#007700">, </font><font color="#0000BB">0xff</font><font color="#007700">);<br />&nbsp;&nbsp;</font><font color="#0000BB">$g</font><font color="#007700">-&gt;</font><font color="#0000BB">addEntry</font><font color="#007700">(</font><font color="#0000BB">1.0</font><font color="#007700">, </font><font color="#0000BB">0xff</font><font color="#007700">, </font><font color="#0000BB">0</font><font color="#007700">, </font><font color="#0000BB">0</font><font color="#007700">, </font><font color="#0000BB">0</font><font color="#007700">);<br /><br />&nbsp;&nbsp;</font><font color="#0000BB">$f </font><font color="#007700">= </font><font color="#0000BB">$s</font><font color="#007700">-&gt;</font><font color="#0000BB">addFill</font><font color="#007700">(</font><font color="#0000BB">$g</font><font color="#007700">, </font><font color="#0000BB">SWFFILL_RADIAL_GRADIENT</font><font color="#007700">);<br />&nbsp;&nbsp;</font><font color="#0000BB">$f</font><font color="#007700">-&gt;</font><font color="#0000BB">scaleTo</font><font color="#007700">(</font><font color="#0000BB">0.005</font><font color="#007700">);<br />&nbsp;&nbsp;</font><font color="#0000BB">$f</font><font color="#007700">-&gt;</font><font color="#0000BB">moveTo</font><font color="#007700">(</font><font color="#0000BB">160</font><font color="#007700">, </font><font color="#0000BB">120</font><font color="#007700">);<br />&nbsp;&nbsp;</font><font color="#0000BB">$s</font><font color="#007700">-&gt;</font><font color="#0000BB">setRightFill</font><font color="#007700">(</font><font color="#0000BB">$f</font><font color="#007700">);<br />&nbsp;&nbsp;</font><font color="#0000BB">$s</font><font color="#007700">-&gt;</font><font color="#0000BB">drawLine</font><font color="#007700">(</font><font color="#0000BB">320</font><font color="#007700">, </font><font color="#0000BB">0</font><font color="#007700">);<br />&nbsp;&nbsp;</font><font color="#0000BB">$s</font><font color="#007700">-&gt;</font><font color="#0000BB">drawLine</font><font color="#007700">(</font><font color="#0000BB">0</font><font color="#007700">, </font><font color="#0000BB">240</font><font color="#007700">);<br />&nbsp;&nbsp;</font><font color="#0000BB">$s</font><font color="#007700">-&gt;</font><font color="#0000BB">drawLine</font><font color="#007700">(-</font><font color="#0000BB">320</font><font color="#007700">, </font><font color="#0000BB">0</font><font color="#007700">);<br />&nbsp;&nbsp;</font><font color="#0000BB">$s</font><font color="#007700">-&gt;</font><font color="#0000BB">drawLine</font><font color="#007700">(</font><font color="#0000BB">0</font><font color="#007700">, -</font><font color="#0000BB">240</font><font color="#007700">);<br /><br />&nbsp;&nbsp;</font><font color="#0000BB">$m</font><font color="#007700">-&gt;</font><font color="#0000BB">add</font><font color="#007700">(</font><font color="#0000BB">$s</font><font color="#007700">);<br /><br />&nbsp;&nbsp;</font><font color="#0000BB">header</font><font color="#007700">(</font><font color="#DD0000">'Content-type: application/x-shockwave-flash'</font><font color="#007700">);<br />&nbsp;&nbsp;</font><font color="#0000BB">$m</font><font color="#007700">-&gt;</font><font color="#0000BB">output</font><font color="#007700">();<br /></font><font color="#0000BB">?&gt;</font>
</font>
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