plugins/ImageGraph/StaticGraph/Pie.php

<?php

/**
 * Matomo - free/libre analytics platform
 *
 * @link    https://matomo.org
 * @license https://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
 */

namespace Piwik\Plugins\ImageGraph\StaticGraph;

class Pie extends PieGraph
{
    public function renderGraph()
    {
        $this->initPieGraph(false);

        $this->pieChart->draw2DPie(
            $this->xPosition,
            $this->yPosition,
            $this->pieConfig
        );
    }

    public function supportsComparison()
    {
        return false;
    }
}