static void Main(string[] args)
{
Rhombus P1 = new Rhombus();
Rhombus P2 = new Rhombus(-5, 0, 0, 4, 5, 0, 0, -4);
Rhombus P3 = new Rhombus(2 * P2);
Console.WriteLine($"Coords of P1 rhombus: \n" +
$"Point A:({P1.GetX(Points.A)}, {P1.GetY(Points.A)}) " +
$"Point B:({P1.GetX(Points.B)}, {P1.GetY(Points.B)}) " +
$"Point C:({P1.GetX(Points.C)}, {P1.GetY(Points.C)}) " +
$"Point D:({P1.GetX(Points.D)}, {P1.GetY(Points.D)})\n");
Console.WriteLine($"Side length of P2 rhombus: {P2.Side.ToString("0.000")}");
Console.WriteLine($"Diagonals length of P3 rhombus: {P3.Diagonal_1.ToString("0.000")}; {P3.Diagonal_2.ToString("0.000")}\n");
Console.WriteLine($"Square of P1 rhombus: {P1.Square}");
Console.WriteLine($"Square of P2 rhombus: {P2.Square}");
Console.WriteLine($"Square of P3 rhombus: {P3.Square.ToString("0.")}");
Console.WriteLine($"Perimetr of P2 rhombus: {P2.Perimetr.ToString("0.00")}\n");
P1 = P3 - P2;
Console.WriteLine($"Square P1 after subtraction P3-P2: {P1.Square.ToString("0.")}");
P1 = P1 - 20;
Console.WriteLine($"Square P1 after subtraction P1-20: {P1.Square.ToString("0.")}");
Console.ReadKey();
}
public static Rhombus operator -(Rhombus first, double second)
{
Rhombus temp = new Rhombus();
double subtraction = first.Square - second;
temp = first * (subtraction / first.Square);
return(temp);
}
public Rhombus(Rhombus other)
{
A.x = other.A.x;
A.y = other.A.y;
B.x = other.B.x;
B.y = other.B.y;
C.x = other.C.x;
C.y = other.C.y;
D.x = other.D.x;
D.y = other.D.y;
}
private static Rhombus Multiply(Rhombus rhomb, double number)
{
Rhombus result = new Rhombus(rhomb);
result.A.x = result.A.x * Math.Sqrt(number);
result.A.y = result.A.y * Math.Sqrt(number);
result.B.x = result.B.x * Math.Sqrt(number);
result.B.y = result.B.y * Math.Sqrt(number);
result.C.x = result.C.x * Math.Sqrt(number);
result.C.y = result.C.y * Math.Sqrt(number);
result.C.x = result.C.x * Math.Sqrt(number);
result.C.y = result.C.y * Math.Sqrt(number);
return(result);
}
public static Rhombus operator *(double number, Rhombus rhomb)
{
Rhombus temp = Rhombus.Multiply(rhomb, number);
return(temp);
}
