class.ilChartData.php

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<?php
/* Copyright (c) 1998-2010 ILIAS open source, Extended GPL, see docs/LICENSE */
 
abstract class ilChartData
{
        protected $type; // [string]
        protected $label; // [string]
        protected $data; // [array]             
        protected $fill; // [float]
        protected $fill_color; // [color/gradient]
        protected $hidden; // [bool]
 
        abstract protected function getTypeString();    
        
        public function setHidden($a_value)
        {
           $this->hidden = (bool)$a_value;
        }
 
        public function isHidden()
        {
                return $this->hidden;
        }
 
        public function setLabel($a_value)
        {
                $this->label = (string)$a_value;
        }
 
        public function getLabel()
        {
                return $this->label;
        }
 
        public function addPoint($a_x, $a_y = null)
        {
                if($a_y !== null)
                {
                        $this->data[] = array($a_x, $a_y);
                }
                else
                {
                        $this->data[] = $a_x;
                }
        }
 
        public function getData()
        {
                return $this->data;
        }
 
        public function setFill($a_value, $a_color = null)
        {
                $this->fill = $a_value;
                if(ilChart::isValidColor($a_color))
                {
                        $this->fill_color = $a_color;
                }
        }
 
        public function getFill()
        {
                return array("fill"=>$this->fill, "color"=>$this->fill_color);
        }
        
        protected function parseDataOptions(array &$a_options)
        {
                
        }
        
        public function parseData(array &$a_data)
        {
                $series = new stdClass();
                $series->label = str_replace("\"", "\\\"", $this->getLabel());
                
                $series->data = array();
                foreach($this->getData() as $point)
                {                       
                        $series->data[] = array($point[0], $point[1]);
                }
                        
                $options = array("show"=>($this->isHidden() ? false : true));
                                
                $fill = $this->getFill();
                if($fill["fill"])
                {
                        $options["fill"] = $fill["fill"];
                        if($fill["color"])
                        {
                                $options["fillColor"] = ilChart::renderColor($fill["color"], $fill["fill"]);
                        }
                }
                
                $this->parseDataOptions($options);
                
                $series->{$this->getTypeString()} = $options;
                
                $a_data[] = $series;
        }
        
        public function parseGlobalOptions(stdClass $a_options, ilChart $a_chart)
        {
                                
        }
}
 
?>