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

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

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

getTypeString()

ilChartDataSpider::getTypeString ( )

protected

Get series type.

Returns

string

Reimplemented from ilChartData.

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

    {
        return "spider";
    }

parseData()

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.

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

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

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parseGlobalOptions()

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 30 of file class.ilChartDataSpider.php.

    {
        $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) {
            $font_size = 10;
        } elseif ($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;
    }

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

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

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