public TriangleModel(int?vx1, int?vy1, int?vx2, int?vy2, int?vx3, int?vy3)
 {
     TriangleSolver.Triangle temp = new TriangleSolver.Triangle(vx1, vy1, vx2, vy2, vx3, vy3);
     mTriangle = temp;
 }
 public TriangleModel(string row, int col)
 {
     TriangleSolver.Triangle temp = new TriangleSolver.Triangle(row, col);
     mTriangle = temp;
 }