private void buttonLoaiTamGiac_Click(object sender, EventArgs e) { TamGiac tg = new TamGiac(); tg.A.X = int.Parse(textBoxAx.Text); tg.A.Y = int.Parse(textBoxAy.Text); tg.B.X = int.Parse(textBoxBx.Text); tg.B.Y = int.Parse(textBoxBy.Text); tg.C.X = int.Parse(textBoxCx.Text); tg.C.Y = int.Parse(textBoxCy.Text); switch (tg.LoaiTamGiac()) { case -1: textBoxLoaiTamGiac.Text = "Khong la tam giac"; break; case 0: textBoxLoaiTamGiac.Text = "Tam giac thuong"; break; case 1: textBoxLoaiTamGiac.Text = "Tam giac can"; break; case 2: textBoxLoaiTamGiac.Text = "Tam giac deu"; break; } }
private void buttonChuVi_Click(object sender, EventArgs e) { TamGiac tg = new TamGiac(); tg.A.X = int.Parse(textBoxAx.Text); tg.A.Y = int.Parse(textBoxAy.Text); tg.B.X = int.Parse(textBoxBx.Text); tg.B.Y = int.Parse(textBoxBy.Text); tg.C.X = int.Parse(textBoxCx.Text); tg.C.Y = int.Parse(textBoxCy.Text); double cv = tg.ChuVi(); textBoxChuVi.Text = cv.ToString(); }