Sophie: php-manual-ro-0:20051028-1 noarch

php-manual-ro-20051028-1.noarch.rpm

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>imagecolorallocate</H1
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><P
>    (PHP 3, PHP 4 , PHP 5)</P
>imagecolorallocate&nbsp;--&nbsp;Allocate a color for an image</DIV
><DIV
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><A
NAME="AEN38677"
></A
><H2
>Description</H2
>int <B
CLASS="methodname"
>imagecolorallocate</B
> ( resource image, int red, int green, int blue)<BR
></BR
><P
>&#13;    <B
CLASS="function"
>imagecolorallocate()</B
> returns a color
    identifier representing the color composed of the given
    <ACRONYM
CLASS="acronym"
>RGB</ACRONYM
> components.  The <VAR
CLASS="parameter"
>image</VAR
>
    argument is the return from the <A
HREF="function.imagecreate.html"
><B
CLASS="function"
>imagecreate()</B
></A
>
    function. <VAR
CLASS="parameter"
>red</VAR
>, <VAR
CLASS="parameter"
>green</VAR
> and
    <VAR
CLASS="parameter"
>blue</VAR
> are the values of the red, green and blue
    component of the requested color respectively.  These parameters are
    integers between 0 and 255 or hexadecimals between 0x00 and 0xFF.
    <B
CLASS="function"
>imagecolorallocate()</B
> must be called
    to create each color that is to be used in the image represented
    by <VAR
CLASS="parameter"
>image</VAR
>.
   </P
><DIV
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><BLOCKQUOTE
CLASS="note"
><P
><B
>Not&#227;: </B
>
     The first call to <B
CLASS="function"
>imagecolorallocate()</B
> fills
     the background color.
    </P
></BLOCKQUOTE
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>&#13;    <DIV
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><code><font color="#000000">
<font color="#0000BB">&lt;?php<br /><br /></font><font color="#FF8000">// sets background to red<br /></font><font color="#0000BB">$background </font><font color="#007700">= </font><font color="#0000BB">imagecolorallocate</font><font color="#007700">(</font><font color="#0000BB">$im</font><font color="#007700">, </font><font color="#0000BB">255</font><font color="#007700">, </font><font color="#0000BB">0</font><font color="#007700">, </font><font color="#0000BB">0</font><font color="#007700">);<br /><br /></font><font color="#FF8000">// sets some colors<br /></font><font color="#0000BB">$white </font><font color="#007700">= </font><font color="#0000BB">imagecolorallocate</font><font color="#007700">(</font><font color="#0000BB">$im</font><font color="#007700">, </font><font color="#0000BB">255</font><font color="#007700">, </font><font color="#0000BB">255</font><font color="#007700">, </font><font color="#0000BB">255</font><font color="#007700">);<br /></font><font color="#0000BB">$black </font><font color="#007700">= </font><font color="#0000BB">imagecolorallocate</font><font color="#007700">(</font><font color="#0000BB">$im</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 /></font><font color="#FF8000">// hexadecimal way<br /></font><font color="#0000BB">$white </font><font color="#007700">= </font><font color="#0000BB">imagecolorallocate</font><font color="#007700">(</font><font color="#0000BB">$im</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 /></font><font color="#0000BB">$black </font><font color="#007700">= </font><font color="#0000BB">imagecolorallocate</font><font color="#007700">(</font><font color="#0000BB">$im</font><font color="#007700">, </font><font color="#0000BB">0x00</font><font color="#007700">, </font><font color="#0000BB">0x00</font><font color="#007700">, </font><font color="#0000BB">0x00</font><font color="#007700">);<br /><br /></font><font color="#0000BB">?&gt;</font>
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>
   </P
><P
>&#13;    Returns -1 if the allocation failed.
   </P
><P
>&#13;    See also <A
HREF="function.imagecolorallocatealpha.html"
><B
CLASS="function"
>imagecolorallocatealpha()</B
></A
> and
    <A
HREF="function.imagecolordeallocate.html"
><B
CLASS="function"
>imagecolordeallocate()</B
></A
>.
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