8ec98c9f
 Guillaume
MAJ
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<?php
//=======================================================================
// File: JPGRAPH_THEME.INC.PHP
// Description: Class to define graph theme
// Created: 2010-09-29
// Ver: $Id: jpgraph_theme.inc.php 83 2010-10-01 11:24:19Z atsushi $
//
// Copyright (c) Asial Corporation. All rights reserved.
//========================================================================
// include Theme classes
foreach (glob(dirname(__FILE__) . '/themes/*.php') as $theme_class_script) {
require_once($theme_class_script);
}
//===================================================
// CLASS
// Description:
//===================================================
abstract class Theme {
protected $color_index;
function __construct() {
$this->color_index = 0;
}
/**
*
*/
abstract function GetColorList();
/**
*
*/
abstract function ApplyPlot($plot);
/**
*
*/
function SetupPlot($plot) {
if (is_array($plot)) {
foreach ($plot as $obj) {
$this->ApplyPlot($obj);
}
} else {
$this->ApplyPlot($plot);
}
}
/**
*
*/
function ApplyGraph($graph) {
$this->graph = $graph;
$method_name = '';
if (get_class($graph) == 'Graph') {
$method_name = 'SetupGraph';
} else {
$method_name = 'Setup' . get_class($graph);
}
if (method_exists($this, $method_name)) {
$this->$method_name($graph);
} else {
JpGraphError::RaiseL(30001, $method_name, $method_name); //Theme::%s() is not defined. \nPlease make %s(\$graph) function in your theme classs.
}
}
/**
*
*/
function PreStrokeApply($graph) {
}
/**
*
*/
function GetThemeColors($num = 30) {
$result_list = array();
$old_index = $this->color_index;
$this->color_index = 0;
$count = 0;
$i = 0;
while (true) {
for ($j = 0; $j < count($this->GetColorList()); $j++) {
if (++$count > $num) {
break 2;
}
$result_list[] = $this->GetNextColor();
}
$i++;
}
$this->color_index = $old_index;
return $result_list;
}
/**
*
*/
function GetNextColor() {
$color_list = $this->GetColorList();
$color = null;
if (isset($color_list[$this->color_index])) {
$color = $color_list[$this->color_index];
} else {
$color_count = count($color_list);
if ($color_count <= $this->color_index) {
$color_tmp = $color_list[$this->color_index % $color_count];
$brightness = 1.0 - intval($this->color_index / $color_count) * 0.2;
$rgb = new RGB();
$color = $color_tmp . ':' . $brightness;
$color = $rgb->Color($color);
$alpha = array_pop($color);
$color = $rgb->tryHexConversion($color);
if ($alpha) {
$color .= '@' . $alpha;
}
}
}
$this->color_index++;
return $color;
}
} // Class
?>
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