class.ilChartLegend.php

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<?php
/* Copyright (c) 1998-2010 ILIAS open source, Extended GPL, see docs/LICENSE */
 
class ilChartLegend
{
        protected $position; // [string]  
        protected $columns; // [int]
        protected $margin_x; // [int]
        protected $margin_y; // [int]
        protected $background; // [color]
        protected $opacity; // [float] 0-1
        protected $border; // [color]
        protected $container; // [string]
 
        public function __construct()
        {
                $this->setPosition("ne");
                $this->setColumns(1);
                $this->setMargin(5, 5);
                $this->setBackground("#888");
                $this->setOpacity(0.1);
                $this->setLabelBorder("#bbb");
        }
 
        public function setPosition($a_position)
        {
                $all = array("ne", "nw", "se", "sw");
                if(in_array((string)$a_position, $all))
                {
                        $this->position = (string)$a_position;
                }
        }
 
        public function getPosition()
        {
                return $this->position;
        }
 
        public function setColumns($a_value)
        {
                $this->columns = (int)$a_value;
        }
 
        public function getColumns()
        {
                return $this->columns;
        }
 
        public function setMargin($a_x, $a_y)
        {
                $this->margin_x = (int)$a_x;
                $this->margin_y = (int)$a_y;
        }
 
        public function getMargin()
        {
                return array("x"=>$this->margin_x, "y"=>$this->margin_y);
        }
 
        public function setBackground($a_color)
        {
                if(ilChart::isValidColor($a_color))
                {
                        $this->background = $a_color;
                }
        }
 
        public function getBackground()
        {
                return $this->background;
        }
 
        public function setOpacity($a_value)
        {
                $a_value = (float)$a_value;
                if($a_value >= 0 && $a_value <= 1)
                {
                        $this->opacity = $a_value;
                }
        }
 
        public function getOpacity()
        {
                return $this->opacity;
        }
 
        public function setLabelBorder($a_color)
        {
                if(ilChart::isValidColor($a_color))
                {
                        $this->border = $a_color;
                }
        }
 
        public function getLabelBorder()
        {
                return $this->border;
        }
        
        public function setContainer($a_value)
        {
                $this->container = trim($a_value);
        }
        
        public function getContainer()
        {
                return $this->container;
        }
        
        public function parseOptions(stdClass $a_options)
        {
                $a_options->show = true;
                
                $a_options->noColumns = $this->getColumns();
                $a_options->position = $this->getPosition();
                
                $margin = $this->getMargin();
                $a_options->margin = array($margin["x"], $margin["y"]);
                
                $a_options->backgroundColor = ilChart::renderColor($this->getBackground());
                $a_options->backgroundOpacity = str_replace(",",".",$this->getOpacity());
                $a_options->labelBoxBorderColor = ilChart::renderColor($this->getLabelBorder());
                
                $container = $this->getContainer();
                if($container)
                {
                        $a_options->container = '#'.$container;
                }
        }                       
}
 
?>