Files
OpenRA/OpenRA.Game/CPos.cs
2013-08-01 20:18:43 +12:00

80 lines
2.7 KiB
C#

#region Copyright & License Information
/*
* Copyright 2007-2011 The OpenRA Developers (see AUTHORS)
* This file is part of OpenRA, which is free software. It is made
* available to you under the terms of the GNU General Public License
* as published by the Free Software Foundation. For more information,
* see COPYING.
*/
#endregion
using System;
using System.Drawing;
namespace OpenRA
{
/// <summary>
/// Cell coordinate position in the world (coarse).
/// </summary>
public struct CPos
{
public readonly int X, Y;
public CPos(int x, int y) { X = x; Y = y; }
public static readonly CPos Zero = new CPos(0, 0);
public static explicit operator CPos(int2 a) { return new CPos(a.X, a.Y); }
public static CPos operator +(CVec a, CPos b) { return new CPos(a.X + b.X, a.Y + b.Y); }
public static CPos operator +(CPos a, CVec b) { return new CPos(a.X + b.X, a.Y + b.Y); }
public static CPos operator -(CPos a, CVec b) { return new CPos(a.X - b.X, a.Y - b.Y); }
public static CVec operator -(CPos a, CPos b) { return new CVec(a.X - b.X, a.Y - b.Y); }
public static bool operator ==(CPos me, CPos other) { return (me.X == other.X && me.Y == other.Y); }
public static bool operator !=(CPos me, CPos other) { return !(me == other); }
public static CPos Max(CPos a, CPos b) { return new CPos(Math.Max(a.X, b.X), Math.Max(a.Y, b.Y)); }
public static CPos Min(CPos a, CPos b) { return new CPos(Math.Min(a.X, b.X), Math.Min(a.Y, b.Y)); }
public float2 ToFloat2() { return new float2(X, Y); }
public int2 ToInt2() { return new int2(X, Y); }
public PPos ToPPos() { return new PPos(Game.CellSize * X, Game.CellSize * Y); }
public WPos CenterPosition { get { return new WPos(1024 * X + 512, 1024 * Y + 512, 0); } }
public WPos TopLeft { get { return new WPos(1024 * X, 1024 * Y, 0); } }
public WPos BottomRight { get { return new WPos(1024 * X + 1023, 1024 * Y + 1023, 0); } }
public CPos Clamp(Rectangle r)
{
return new CPos(Math.Min(r.Right, Math.Max(X, r.Left)),
Math.Min(r.Bottom, Math.Max(Y, r.Top)));
}
public override int GetHashCode() { return X.GetHashCode() ^ Y.GetHashCode(); }
public override bool Equals(object obj)
{
if (obj == null)
return false;
CPos o = (CPos)obj;
return o == this;
}
public override string ToString() { return "{0},{1}".F(X, Y); }
}
public static class RectangleExtensions
{
public static CPos TopLeftAsCPos(this Rectangle r) { return new CPos(r.Left, r.Top); }
public static CPos BottomRightAsCPos(this Rectangle r) { return new CPos(r.Right, r.Bottom); }
}
public static class WorldCoordinateExtensions
{
public static CPos ToCPos(this WPos a) { return new CPos(a.X / 1024, a.Y / 1024); }
public static CVec ToCVec(this WVec a) { return new CVec(a.X / 1024, a.Y / 1024); }
}
}