static void Main(string[] args)
{
Console.WriteLine("Welcome to program...\n");
Console.WriteLine("Enter Client Data...");
Console.Write("Name...: ");
string name = Console.ReadLine();
Console.Write("Email...: ");
string email = Console.ReadLine();
Console.Write("Birth Day (DD/MM/YYY)...: ");
DateTime birthDay = DateTime.Parse(Console.ReadLine());
Client client = new Client(name, email, birthDay);
Console.WriteLine();//Jump a line in execution.
Console.WriteLine("Enter order data....");
Console.Write("Status...: ");
OrderStatus status = Enum.Parse <OrderStatus>(Console.ReadLine());
Console.WriteLine();//Jump a line in execution.
Console.Write("How many items to this order? ...: ");
int qtdOrderItems = int.Parse(Console.ReadLine());
OrderP orderP = new OrderP(status, client);
for (int i = 1; i <= qtdOrderItems; i++)
{
Console.WriteLine($"Enter {i} item data...");
Console.Write("Product name...: ");
string pName = Console.ReadLine();
Console.Write("Product price...: ");
double pPrice = double.Parse(Console.ReadLine(), CultureInfo.InvariantCulture);
Console.Write("Quantity...: ");
int pQuantity = int.Parse(Console.ReadLine());
Product product = new Product(pName, pPrice);
OrderItem orderItem = new OrderItem(pQuantity, pPrice, product);
orderP.AddItem(orderItem);
Console.WriteLine();//Jump a line in execution
}
Console.WriteLine(orderP);
Console.WriteLine($"TOTAL: {orderP.Total().ToString("F2")}");
}
//生成凸包多边形
public void Polygon(List <Point> CPoints, out Point P0, out List <Point> OPoints, out List <Point> PolyPoints1)
{
OPoints = new List <Point>();
int n = CPoints.Count();
double ymin = CPoints[0].Y;
P0 = CPoints[0];
for (int i = 0; i < n; i++)
{
if (CPoints[i].Y < ymin)
{
ymin = CPoints[i].Y;
P0 = CPoints[i];
}
}
List <OrderP> OrderPoint = new List <OrderP>();
OrderP orderP;
for (int i = 0; i < n; i++)
{
if (CPoints[i] != P0)
{
orderP = new OrderP();
orderP.p = CPoints[i];
orderP.angle = Math.Atan2(CPoints[i].Y - P0.Y, CPoints[i].X - P0.X);
OrderPoint.Add(orderP);
}
}
for (int i = 0; i < n - 1; i++)
{
for (int j = 0; j < n - 2 - i; j++)
{
if (OrderPoint[j].angle > OrderPoint[j + 1].angle)
{
OrderP p = new OrderP();
p = OrderPoint[j + 1];
OrderPoint[j + 1] = OrderPoint[j];
OrderPoint[j] = p;
}
}
}
for (int i = 0; i < OrderPoint.Count; i++)
{
if (i != OrderPoint.Count - 1)
{
if (OrderPoint[i].angle != OrderPoint[i + 1].angle)
{
OPoints.Add(OrderPoint[i].p);
}
else
{
i++;
}
}
else
{
OPoints.Add(OrderPoint[i].p);
}
}
List <Point> PolyPoints = new List <Point>();
PolyPoints.Add(P0);
Point pi, pj, pk;
double m;
int count = OPoints.Count + 1;
int n1 = count - 2;
int pc = count;
for (int i = 0; i < OPoints.Count; i++)
{
PolyPoints.Add(OPoints[i]);
}
for (int i = 1; i < n1; i++)
{
pi = PolyPoints[i];
pj = PolyPoints[i + 1];
pk = PolyPoints[i + 2];
m = (pi.X - pj.X) * (pk.Y - pj.Y) - (pi.Y - pj.Y) * (pk.X - pj.X);
if (m >= 0)
{
for (int j = i + 1; j < count - 1; j++)
{
PolyPoints[j] = PolyPoints[j + 1];
}
i = 1;
pc--;
n1--;
}
}
PolyPoints1 = new List <Point>();
for (int i = 0; i < pc; i++)
{
PolyPoints1.Add(PolyPoints[i]);
}
}
