public function getThemeAreaLayoutPresets()
{
    $presets = array(
 
 
        array(
            'handle' => '2_columns',
            'name' => '2 Columns',
            'container' => '<div class="grid-x grid-margin-x grid-margin-y"></div>',
            'columns' => array(
                '<div class="small-11 medium-auto cell"></div>',
                '<div class="small-11 medium-auto cell"></div>'
            ),
        ),
 
 
        array(
            'handle' => '3_columns',
            'name' => '3 Columns',
            'container' => '<div class="grid-x  grid-margin-x grid-margin-y"></div>',
            'columns' => array(
                '<div class="small-11 medium-auto cell"></div>',
                '<div class="small-11 medium-auto cell"></div>',
                '<div class="small-11 medium-auto cell"></div>'
            ),
        )
 
 
 
 
    );
    return $presets;
}
 
[
 
 

 
<?php
namespace xxxSomeNameSpace;
 
use Concrete\Core\Page\Theme\GridFramework\GridFramework;
 
defined('C5_EXECUTE') or die(_("Access Denied."));
 
class FoundationXYGridFramework  extends GridFramework
{
    public function supportsNesting()
    {
        return true;
    }
 
    public function getPageThemeGridFrameworkName()
    {
        return t('Foundation XY Grid');
    }
 
    public function getPageThemeGridFrameworkRowStartHTML()
    {
        return '<div class="grid-x grid-padding-x grid-padding-y">';
    }
 
    public function getPageThemeGridFrameworkRowEndHTML()
    {
        return '</div>';
    }
 
    public function getPageThemeGridFrameworkContainerStartHTML()
    {
        return '<div class="grid-container">';
    }
 
    public function getPageThemeGridFrameworkContainerEndHTML()
    {
        return '</div>';
    }
 
    public function getPageThemeGridFrameworkColumnClasses()
    {
        $columns = array(
            'medium-1',
            'medium-2',
            'medium-3',
            'medium-4',
            'medium-5',
            'medium-6',
            'medium-7',
            'medium-8',
            'medium-9',
            'medium-10',
            'medium-11',
            'medium-12',
        );
 
        return $columns;
    }
 
    public function getPageThemeGridFrameworkColumnOffsetClasses()
    {
        $offsets = array(
            'medium-offset-1',
            'medium-offset-2',
            'medium-offset-3',
            'medium-offset-4',
            'medium-offset-5',
            'medium-offset-6',
            'medium-offset-7',
            'medium-offset-8',
            'medium-offset-9',
            'medium-offset-10',
            'medium-offset-11',
            'medium-offset-12',
        );
 
        return $offsets;
    }
 
    public function getPageThemeGridFrameworkColumnAdditionalClasses()
    {
        return 'cell';
    }
 
    public function getPageThemeGridFrameworkColumnOffsetAdditionalClasses()
    {
        return 'columns';
    }
 
 
    public function getPageThemeGridFrameworkHideOnExtraSmallDeviceClass()
    {
        return 'hidden-xs';
    }
 
    public function getPageThemeGridFrameworkHideOnSmallDeviceClass()
    {
        return 'hidden-sm';
    }
 
    public function getPageThemeGridFrameworkHideOnMediumDeviceClass()
    {
        return 'hidden-md';
    }
 
    public function getPageThemeGridFrameworkHideOnLargeDeviceClass()
    {
        return 'hidden-lg';
    }
 
}