2004-03-16 Mike Kestner <mkestner@ximian.com>

* gdk/Makefile.am : add new file.
	* gdk/Size.cs : implementation of a Size value type.

svn path=/trunk/gtk-sharp/; revision=24164

ChangeLog

@@ -1,3 +1,8 @@
+2004-03-16  Mike Kestner  <mkestner@ximian.com>
+
+	* gdk/Makefile.am : add new file.
+	* gdk/Size.cs : implementation of a Size value type.
+
 2004-03-16  Mike Kestner  <mkestner@ximian.com>
 
 	* generator/Signal.cs : remove a C.WL.

gdk/Makefile.am

@@ -33,7 +33,8 @@ sources = 			\
 	EventSetting.cs		\
 	EventVisibility.cs	\
 	EventWindowState.cs	\
-	Key.cs
+	Key.cs			\
+	Size.cs
 
 build_sources = $(addprefix $(srcdir)/, $(sources))
 

gdk/Size.cs

@@ -0,0 +1,100 @@
+// Size.cs
+//
+// Author:  Mike Kestner (mkestner@speakeasy.net)
+//
+// (C) 2001 Mike Kestner
+
+using System;
+
+namespace Gdk {
+	
+	public struct Size { 
+		
+		int width, height;
+
+		public static readonly Size Empty;
+
+		public static Size operator + (Size sz1, Size sz2)
+		{
+			return new Size (sz1.Width + sz2.Width, 
+					 sz1.Height + sz2.Height);
+		}
+		
+		public static bool operator == (Size sz_a, Size sz_b)
+		{
+			return ((sz_a.Width == sz_b.Width) && 
+				(sz_a.Height == sz_b.Height));
+		}
+		
+		public static bool operator != (Size sz_a, Size sz_b)
+		{
+			return ((sz_a.Width != sz_b.Width) || 
+				(sz_a.Height != sz_b.Height));
+		}
+		
+		public static Size operator - (Size sz1, Size sz2)
+		{
+			return new Size (sz1.Width - sz2.Width, 
+					 sz1.Height - sz2.Height);
+		}
+		
+		public static explicit operator Point (Size sz)
+		{
+			return new Point (sz.Width, sz.Height);
+		}
+
+		public Size (Point pt)
+		{
+			width = pt.X;
+			height = pt.Y;
+		}
+
+		public Size (int width, int height)
+		{
+			this.width = width;
+			this.height = height;
+		}
+
+		public bool IsEmpty {
+			get {
+				return ((width == 0) && (height == 0));
+			}
+		}
+
+		public int Width {
+			get {
+				return width;
+			}
+			set {
+				width = value;
+			}
+		}
+
+		public int Height {
+			get {
+				return height;
+			}
+			set {
+				height = value;
+			}
+		}
+
+		public override bool Equals (object o)
+		{
+			if (!(o is Size))
+				return false;
+
+			return (this == (Size) o);
+		}
+
+		public override int GetHashCode ()
+		{
+			return width^height;
+		}
+
+		public override string ToString ()
+		{
+			return String.Format ("{{Width={0}, Height={1}}}", width, height);
+		}
+	}
+}