public void LuuDuongVaDiem(string _diem, string _diemdau, string _diemsau) { //Lưu đỉêm Diem diem = new Diem(); diem.Ten = _diem; LuuDiem.Add(diem); //Lưu đường DuongThang dt = new DuongThang(); Diem diemdau = new Diem(); diemdau.Ten = _diemdau; dt.DiemDau = diemdau; Diem diemsau = new Diem(); diemsau.Ten = _diemsau; dt.DiemCuoi = diemsau; LuuDuong.Add(dt); }
public bool KiemTraDuongTonTai(DuongThang dt) { foreach (DuongThang duong in duongColl) { if (dt.DiemDau.Ten == duong.DiemDau.Ten && dt.DiemCuoi.Ten == duong.DiemCuoi.Ten) { return true; } } return false; }
private void VeDijkstra_MouseDown(object sender, MouseEventArgs e) { //Vẽ điểm if (Dangve == true) { Diem diem = new Diem(); diem.A = e.X; diem.B = e.Y; diem.Ten = thutu_diem.ToString(); diemColl.Add(diem); thutu_diem++; Invalidate(); return; // Dangve = false; } //Xóa điểm //Vẽ đường Diem kq = new Diem(); kq = KiemTraDiem_ThuocDiem(e.X, e.Y); if (kq != null) { if (DiemBatDau == "") { x1 = kq.A+5; y1 = kq.B+5; DiemBatDau = kq.Ten.ToString(); return; } if (DiemCuoi == "") { x2 = kq.A+5; y2 = kq.B+5; DiemCuoi = kq.Ten.ToString(); //Gán đừơng thẳng và đưa vào Coll DuongThang dt = new DuongThang(); Diem temp = new Diem(); temp.A = x1; temp.B = y1; temp.Ten = DiemBatDau; dt.DiemDau = temp; Diem temp1 = new Diem(); temp1.A = x2; temp1.B = y2; temp1.Ten = DiemCuoi; dt.DiemCuoi = temp1; int dodai =(int) Math.Sqrt(Math.Pow((dt.DiemDau.A - dt.DiemCuoi.A),2) + Math.Pow((dt.DiemDau.B - dt.DiemCuoi.B),2)); dt.ChieuDai = dodai; if(KiemTraDuongTonTai(dt)!=true &&DiemBatDau!=DiemCuoi) duongColl.Add(dt); //Nếu là đường vô hướng if (CoHuong == false) { dt = new DuongThang(); temp = new Diem(); temp1 = new Diem(); temp.A = x1; temp.B = y1; temp.Ten = DiemCuoi; dt.DiemDau = temp; temp1.A = x2; temp1.B = y2; temp1.Ten = DiemBatDau; dt.DiemCuoi = temp1; dodai = (int)Math.Sqrt(Math.Pow((dt.DiemDau.A - dt.DiemCuoi.A), 2) + Math.Pow((dt.DiemDau.B - dt.DiemCuoi.B), 2)); dt.ChieuDai = dodai; if (KiemTraDuongTonTai(dt) != true && DiemBatDau != DiemCuoi) duongColl.Add(dt); } Invalidate(); DiemBatDau = ""; DiemCuoi = ""; } } }
public void Add(DuongThang duongthang) { List.Add(duongthang); }