function Column (params)
{
    this.text = params.text;
    this.cssclass = params.cssclass
}
function Row(params) {
    this.name = params.name;
	let columns = [];
	for(let i = 0; i < params.columns.length; i++)
	{
		columns.push(new Column(params.columns[i]));
	}
    this.columns = columns;
}

var columnStyle0 = {text: '1', cssclass: 'col-lg-12'};
var columnStyle1 = {text: '1', cssclass: 'col-lg-6'};
var columnStyle2 = {text: '1', cssclass: 'col-lg-4'};
var columnStyle3 = {text: '2', cssclass: 'col-lg-8'};

var columnCombination0 = [columnStyle0];
var columnCombination1 = [columnStyle1,columnStyle1];
var columnCombination2 = [columnStyle2,columnStyle3];
var columnCombination3 = [columnStyle3,columnStyle2];


var rowStyle0 = { name:'1', columns: columnCombination0 };
var rowStyle1 = { name:'1-1', columns: columnCombination1 };
var rowStyle2 = { name:'1-2', columns: columnCombination2 };
var rowStyle3 = { name:'2-1', columns: columnCombination3 };
var rowInstance0 = new Row(rowStyle0);