/// <summary>
/// Returns the distance between the two specified points.
/// </summary>
/// <param name="point1">Point 1.</param>
/// <param name="point2">Point 2.</param>
/// <returns>The distance between the two points.</returns>
public static double Delta(IntPoint2D point1, IntPoint2D point2)
{
double part1 = Math.Pow((point2.X - point1.X), 2);
double part2 = Math.Pow((point2.Y - point1.Y), 2);
return(Math.Sqrt(part1 + part2));
}
/// <summary>
/// Divides B from A
/// </summary>
/// <param name="a">A</param>
/// <param name="b">B</param>
/// <returns></returns>
public static IntPoint2D operator /(IntPoint2D a, Int64 b)
{
if (a == null)
{
a = new IntPoint2D();
}
return(new IntPoint2D(a.X / b, a.Y / b));
}
/// <summary>
/// Multiplies A and B
/// </summary>
/// <param name="a">A</param>
/// <param name="b">B</param>
/// <returns></returns>
public static IntPoint2D operator *(Int64 a, IntPoint2D b)
{
if (b == null)
{
b = new IntPoint2D();
}
return(new IntPoint2D(a * b.X, a * b.Y));
}
/// <summary>
/// Subtracts the specified value.
/// </summary>
/// <param name="a">Value to subtract</param>
/// <returns></returns>
public static IntPoint2D operator -(IntPoint2D a)
{
if (a == null)
{
a = new IntPoint2D();
}
return(new IntPoint2D(-a.X, -a.Y));
}
/// <summary>
/// Determines if this point is equal to the specified point.
/// </summary>
/// <param name="point">The other point.</param>
/// <returns>True, if equal; otherwise, false</returns>
public bool Equals(IntPoint2D point)
{
if ((object)point == null)
{
return(false);
}
// Return true if the fields match:
return(X == point.X && Y == point.Y);
}
/// <summary>
/// Adds a to b.
/// </summary>
/// <param name="a">A</param>
/// <param name="b">B</param>
/// <returns></returns>
public static IntPoint2D operator +(IntPoint2D a, IntPoint2D b)
{
if (a == null)
{
a = new IntPoint2D();
}
if (b == null)
{
b = new IntPoint2D();
}
return(a.Offset(b.X, b.Y));
}
/// <summary>
/// Returns a copy of this point offset by X and Y from the specified point.
/// </summary>
/// <param name="offsets">The specified offsets.</param>
/// <returns>An offset copy of this point.</returns>
public IntPoint2D Offset(IntPoint2D offsets)
{
return(Offset(offsets.X, offsets.Y));
}
/// <summary>
/// Initializes a new instance of the <see cref="IntPoint2D"/> class.
/// </summary>
/// <param name="pt">The point to copy.</param>
public IntPoint2D(IntPoint2D pt)
{
X = pt.X;
Y = pt.Y;
}