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eZ Components 2007.2.1

Graph: ezcGraphPieChartOptions

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Class: ezcGraphPieChartOptions

Class containing the basic options for pie charts. [source] 
 1.    $graph = new ezcGraphPieChart();
 2.    $graph->palette = new ezcGraphPaletteEzRed();
 3.    $graph->title = 'Access statistics';
 4.    $graph->legend = false;
 5.  
 6.    $graph->options->label = '%1$s (%3$.1f)';
 7.    $graph->options->percentThreshold = .05;
 8.  
 9.    $graph->data['Access statistics'] = new ezcGraphArrayDataSet( array(
10.        'Mozilla' => 19113,
11.        'Explorer' => 10917,
12.        'Opera' => 1464,
13.        'Safari' => 652,
14.        'Konqueror' => 474,
15.    ) );
16.    $graph->data['Access statistics']->highlight['Explorer'] = true;
17.  
18.    $graph->render( 400, 150, 'tutorial_pie_chart_options.svg' );

Parents

ezcBaseOptions
   |
   --ezcGraphChartOptions
      |
      --ezcGraphPieChartOptions

Properties

float read/write  $absoluteThreshold
Values with a lower absolute value are aggregated.
string read/write  $label
String used to label pies %1$s Name of pie %2$d Value of pie %3$.1f Percentage
callback read/write  $labelCallback
Callback function to format pie chart labels. Function will receive 3 parameters: string function( label, value, percent )
float read/write  $percentThreshold
Values with a lower percentage value are aggregated.
float read/write  $sum
Fixed sum of values. This should be used for incomplete pie charts.
string read/write  $summarizeCaption
Caption for values summarized because they are lower then the configured tresh hold.

Inherited Member Variables

From ezcBaseOptions:
protected  ezcBaseOptions::$properties

Inherited Methods

From ezcBaseOptions :
public ezcBaseOptions ezcBaseOptions::__construct()
Construct a new options object.
public void ezcBaseOptions::merge()
Merge an array into the actual options object.
public bool ezcBaseOptions::offsetExists()
Returns if an option exists.
public mixed ezcBaseOptions::offsetGet()
Returns an option value.
public void ezcBaseOptions::offsetSet()
Set an option.
public void ezcBaseOptions::offsetUnset()
Unset an option.
Last updated: Thu, 31 Jan 2008