File Source for Color.class.php

<?php
/*
* This work is hereby released into the Public Domain.
* To view a copy of the public domain dedication,
* visit http://creativecommons.org/licenses/publicdomain/ or send a letter to
* Creative Commons, 559 Nathan Abbott Way, Stanford, California 94305, USA.
*
*/
require_once dirname(__FILE__)."/../Graph.class.php";
/**
* Create your colors
*
* @package linea21.externals
* @subpackage artichow
*/
class awColor {
public $red;
public $green;
public $blue;
public $alpha;
/**
* Build your color
*
* @var int $red Red intensity (from 0 to 255)
* @var int $green Green intensity (from 0 to 255)
* @var int $blue Blue intensity (from 0 to 255)
* @var int $alpha Alpha channel (from 0 to 100)
*/
public function __construct($red, $green, $blue, $alpha = 0) {
$this->red = (int)$red;
$this->green = (int)$green;
$this->blue = (int)$blue;
$this->alpha = (int)round($alpha * 127 / 100);
}
/**
* Get RGB and alpha values of your color
*
* @return array
*/
public function getColor() {
return $this->rgba();
}
/**
* Change color brightness
*
* @param int $brightness Add this intensity to the color (betweeen -255 and +255)
*/
public function brightness($brightness) {
$brightness = (int)$brightness;
$this->red = min(255, max(0, $this->red + $brightness));
$this->green = min(255, max(0, $this->green + $brightness));
$this->blue = min(255, max(0, $this->blue + $brightness));
}
/**
* Get RGB and alpha values of your color
*
* @return array
*/
public function rgba() {
return array($this->red, $this->green, $this->blue, $this->alpha);
}
}
registerClass('Color');
$colors = array(
'Black' => array(0, 0, 0),
'AlmostBlack' => array(48, 48, 48),
'VeryDarkGray' => array(88, 88, 88),
'DarkGray' => array(128, 128, 128),
'MidGray' => array(160, 160, 160),
'LightGray' => array(195, 195, 195),
'VeryLightGray' => array(220, 220, 220),
'White' => array(255, 255, 255),
'VeryDarkRed' => array(64, 0, 0),
'DarkRed' => array(128, 0, 0),
'MidRed' => array(192, 0, 0),
'Red' => array(255, 0, 0),
'LightRed' => array(255, 192, 192),
'VeryDarkGreen' => array(0, 64, 0),
'DarkGreen' => array(0, 128, 0),
'MidGreen' => array(0, 192, 0),
'Green' => array(0, 255, 0),
'LightGreen' => array(192, 255, 192),
'VeryDarkBlue' => array(0, 0, 64),
'DarkBlue' => array(0, 0, 128),
'MidBlue' => array(0, 0, 192),
'Blue' => array(0, 0, 255),
'LightBlue' => array(192, 192, 255),
'VeryDarkYellow' => array(64, 64, 0),
'DarkYellow' => array(128, 128, 0),
'MidYellow' => array(192, 192, 0),
'Yellow' => array(255, 255, 2),
'LightYellow' => array(255, 255, 192),
'VeryDarkCyan' => array(0, 64, 64),
'DarkCyan' => array(0, 128, 128),
'MidCyan' => array(0, 192, 192),
'Cyan' => array(0, 255, 255),
'LightCyan' => array(192, 255, 255),
'VeryDarkMagenta' => array(64, 0, 64),
'DarkMagenta' => array(128, 0, 128),
'MidMagenta' => array(192, 0, 192),
'Magenta' => array(255, 0, 255),
'LightMagenta' => array(255, 192, 255),
'DarkOrange' => array(192, 88, 0),
'Orange' => array(255, 128, 0),
'LightOrange' => array(255, 168, 88),
'VeryLightOrange' => array(255, 220, 168),
'DarkPink' => array(192, 0, 88),
'Pink' => array(255, 0, 128),
'LightPink' => array(255, 88, 168),
'VeryLightPink' => array(255, 168, 220),
'DarkPurple' => array(88, 0, 192),
'Purple' => array(128, 0, 255),
'LightPurple' => array(168, 88, 255),
'VeryLightPurple' => array(220, 168, 255),
);
/* <php5> */
$php = '';
foreach($colors as $name => $color) {
list($red, $green, $blue) = $color;
$php .= '
class aw'.$name.' extends awColor {
public function __construct($alpha = 0) {
parent::__construct('.$red.', '.$green.', '.$blue.', $alpha);
}
}
';
if(ARTICHOW_PREFIX !== 'aw') {
$php .= '
class '.ARTICHOW_PREFIX.$name.' extends aw'.$name.' {
}
';
}
}
eval($php);
/* </php5> */
/* <php4> --
$php = '';
foreach($colors as $name => $color) {
list($red, $green, $blue) = $color;
$php .= '
class aw'.$name.' extends awColor {
function aw'.$name.'($alpha = 0) {
parent::awColor('.$red.', '.$green.', '.$blue.', $alpha);
}
}
';
if(ARTICHOW_PREFIX !== 'aw') {
$php .= '
class '.ARTICHOW_PREFIX.$name.' extends aw'.$name.' {
}
';
}
}
eval($php);
-- </php4> */
?>

Source for file Color.class.php