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<?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\CoreVisualizations\Visualizations\JqplotGraph;
use Piwik\Plugins\CoreVisualizations\JqplotDataGenerator;
use Piwik\Plugins\CoreVisualizations\Visualizations\JqplotGraph;
/**
* Visualization that renders HTML for a Bar graph using jqPlot.
*/
class Bar extends JqplotGraph
{
public const ID = 'graphVerticalBar';
public const FOOTER_ICON = 'icon-chart-bar';
public const FOOTER_ICON_TITLE = 'General_VBarGraph';
public function beforeLoadDataTable()
{
parent::beforeLoadDataTable();
$this->checkRequestIsNotForMultiplePeriods();
$this->config->datatable_js_type = 'JqplotBarGraphDataTable';
}
public static function getDefaultConfig()
{
$config = new Config();
$config->max_graph_elements = 6;
return $config;
}
protected function ensureValidColumnsToDisplay()
{
parent::ensureValidColumnsToDisplay();
$columnsToDisplay = $this->config->columns_to_display;
// Use a sensible default if the columns_to_display is empty
$this->config->columns_to_display = $columnsToDisplay ? : array('nb_visits');
}
protected function makeDataGenerator($properties)
{
return JqplotDataGenerator::factory('bar', $properties, $this);
}
public function supportsComparison()
{
return true;
}
}
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