GravityView Maps - Override centering of a map

gravityview-maps-center-map.php

<?php

add_filter( 'gravityview/maps/render/options', 'gv_maps_render_options_override_center_usa' );

/**
 * Centers a map on the continental United States
 *
 * @param array $options GravityView Maps options array
 *
 * @return array Map with "center" set to center of USA
 */
function gv_maps_render_options_override_center_usa( $options ) {

	// Note that the key name is "lng", not "long"
	$options['MapOptions']['center'] = array( 'lat' => 37.0902, 'lng' => - 95.7129 );

	return $options;
}