ChartPie.php

<?php
/**
 * Piwik - Open source web analytics
 *
 * @link http://piwik.org
 * @license http://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
 *
 * @category Piwik
 * @package Piwik
 */

/**
 * Generates HTML embed for the Pie chart
 *
 * @package Piwik
 * @subpackage Piwik_ViewDataTable
 */

class Piwik_ViewDataTable_GenerateGraphHTML_ChartPie extends Piwik_ViewDataTable_GenerateGraphHTML
{
    public function __construct()
    {
        parent::__construct();
        $this->graphType = 'pie';
        $this->viewProperties['graph_limit'] = 6;
        $this->viewProperties['allow_multi_select_series_picker'] = false;
    }
    
    protected function getViewDataTableId()
    {
        return 'graphPie';
    }

    protected function getViewDataTableIdToLoad()
    {
        return 'generateDataChartPie';
    }
}