<?php
/*
-------------------------------
Copyleft by
Wolfram Schlich
work@schlich.org
Michel Development & Consulting
Adenauerallee 113
D-56626 Bonn, Germany
-------------------------------
VERSION:
--------
<current> :P
--------
DESCRIPTION:
------------
rotatory returns one of a set of colors
------------
USAGE (EXAMPLE):
----------------
$mycolor = new MDC_ColorChange;
$mycolor->add ('#ff0000');
$mycolor->add ('#ffcc00');
$mycolor->add ('#ffff00');
$mycolor->add ('#ccff00');
$mycolor->add ('#00ff00');
$mycolor->add ('#00ffcc');
$mycolor->add ('#00ffff');
$mycolor->add ('#00ccff');
$mycolor->add ('#0000ff');
$mycolor->add ('#cc00ff');
$mycolor->add ('#ff00ff');
$mycolor->add ('#ff00cc');
$mycolor->add ('black');
for ($i = 0; $i < $mycolor->get_colorcount(); $i++) {
echo ('<font color="'.$mycolor->get_color().'">###</font> - '.$i.'<br>'."n");
}
----------------
*/
class MDC_ColorChange {
var $color;
var $last_index = -1; /* start-value */
/* add a color to the array*/
function add ($color_code) {
$this->color[] = $color_code;
}
/* get next color from the array */
function get_color () {
$index_count = count ($this->color);
if ($this->last_index > $index_count - 2) {
$index = 0;
}
else {
$index = $this->last_index + 1;
}
$this->last_index = $index;
return $this->color[$index];
}
/* count the colors in the array */
function get_colorcount () {
return count ($this->color);
}
}
?>
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