TBlock.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Tetris
{
    public class TBlock : Block
    {
        public override int Id => 6;

        protected override Position StartOffset => new Position(0, 3);

        protected override Position[][] Tiles => new Position[][] {
            new Position[] {new Position(0,1), new Position(1,0), new Position(1,1), new Position(1,2)},
            new Position[] {new Position(0,1), new Position(1,1), new Position(1,2), new Position(2,1)},
            new Position[] {new Position(1,0), new Position(1,1), new Position(1,2), new Position(2,1)},
            new Position[] {new Position(0,1), new Position(1,0), new Position(1,1), new Position(2,1)}
        };
    }
}