# GoogleChartColor.class.php

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    00001 <?php
    00002 /***************************************************************************
    00003  *   Copyright (C) 2008 by Denis M. Gabaidulin                             *
    00004  *                                                                         *
    00005  *   This program is free software; you can redistribute it and/or modify  *
    00006  *   it under the terms of the GNU Lesser General Public License as        *
    00007  *   published by the Free Software Foundation; either version 3 of the    *
    00008  *   License, or (at your option) any later version.                       *
    00009  *                                                                         *
    00010  ***************************************************************************/
    00011
    00015     final class GoogleChartColor extends BaseGoogleChartParameter
    00016     {
    00017         protected $name = 'chco';
    00018
    00019         private $colors = array();
    00020
    00024         public static function create()
    00025         {
    00026             return new self;
    00027         }
    00028
    00032         public function addColor(Color $color)
    00033         {
    00034             $this->colors[] = $color;
    00035
    00036             return $this;
    00037         }
    00038
    00039         public function toString()
    00040         {
    00041             $queryString = "{$this->name}=";
    00042
    00043             Assert::isNotEmptyArray($this->colors);
    00044
    00045             foreach ($this->colors as $color)
    00046                 $queryString .= $color->toString().',';
    00047
    00048             return rtrim($queryString, ',');
    00049         }
    00050     }
    00051 ?>