ilChartDataSpider Class Reference

Chart data spider series. More...

Inheritance diagram for ilChartDataSpider:

Collaboration diagram for ilChartDataSpider:

Public Member Functions
	parseData (array &$a_data)
	Convert data to flot config.
	parseGlobalOptions (stdClass $a_options, ilChart $a_chart)
	Convert (global) properties to flot config.
Public Member Functions inherited from ilChartData
	setHidden ($a_value)
	Set hidden.
	isHidden ()
	Is hidden?
	setLabel ($a_value)
	Set label.
	getLabel ()
	Get label.
	addPoint ($a_x, $a_y=null)
	Set data.
	getData ()
	Get data.
	setFill ($a_value, $a_color=null)
	Set fill.
	getFill ()
	Get fill.

Protected Member Functions
	getTypeString ()
	Get series type.
Protected Member Functions inherited from ilChartData
	parseDataOptions (array &$a_options)
	Convert data options to flot config.

Additional Inherited Members
Protected Attributes inherited from ilChartData
	$type
	$label
	$data
	$fill
	$fill_color
	$hidden

Detailed Description

Chart data spider series.

Author

Jörg Lützenkirchen luetz.nosp@m.enki.nosp@m.rchen.nosp@m.@lei.nosp@m.fos.c.nosp@m.om

Version

$Id$

Definition at line 13 of file class.ilChartDataSpider.php.

Member Function Documentation

ilChartDataSpider::getTypeString ( )

protected

Get series type.

Returns

string

Reimplemented from ilChartData.

Definition at line 15 of file class.ilChartDataSpider.php.

        {
                return "spider";
        }

ilChartDataSpider::parseData

(

array &

$a_data

)

Convert data to flot config.

Parameters

array

$a_data

Returns

object

Reimplemented from ilChartData.

Definition at line 20 of file class.ilChartDataSpider.php.

References ilChartData\$fill, ilChartData\getFill(), and ilChart\renderColor().

        {
                parent::parseData($a_data);
                
                $fill = $this->getFill();
                if ($fill["color"] != "")
                {
                        $a_data[count($a_data)-1]->color = ilChart::renderColor($fill["color"] , "0.5");
                }
        }

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ilChartDataSpider::parseGlobalOptions	(	stdClass	$a_options,
		ilChart	$a_chart
	)

Convert (global) properties to flot config.

Parameters

object	$a_options
ilChart	$a_chart

Reimplemented from ilChartData.

Definition at line 31 of file class.ilChartDataSpider.php.

References ilChartData\$label, ilChart\renderColor(), and ilUtil\shortenText().

        {
                $spider = new stdClass();
                $spider->active = true;
                
                $spider->highlight = new stdClass();
                $spider->highlight->mode = "line";
                
                
                $spider->legs = new stdClass();
                $spider->legs->fillStyle = ilChart::renderColor("#000", "0.7");
                switch (count($a_chart->getLegLabels()))
                {
                        case 4:
                        case 6:
                                $spider->legs->legStartAngle = 10;                              
                                break;

                        default:
                                $spider->legs->legStartAngle = 0;
                                break;
                }
                
                $spider->legs->data = array();
                                
                $max_str_len = 0;
                foreach ($a_chart->getLegLabels() as $l)
                {
                        $l = ilUtil::shortenText ($l, 80, true);
                        
                        $label =  new stdClass();
                        $label->label = $l;
                        $spider->legs->data[] = $label;

                        $max_str_len = max($max_str_len, strlen($l));
                }
                
                // depending on caption length
                if ($max_str_len > 60)
                {
                        $font_size = 10;
                }
                else if ($max_str_len > 30)
                {
                        $font_size = 12;
                }
                else
                {
                        $font_size = 15;
                }
                $spider->legs->font = $font_size."px Arial";
                
                $spider->spiderSize = 0.7;
                $spider->lineWidth = 1;
                $spider->pointSize = 0;
                
                $spider->connection = new StdClass();
                $spider->connection->width = 2;
                
                $spider->legMin = 0.0000001;
                $spider->legMax = $a_chart->getYAxisMax();      
                
                $a_options->series->spider = $spider;
        }

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The documentation for this class was generated from the following file:

• Services/Chart/classes/class.ilChartDataSpider.php