[Core] Added MouseCursor class

This branch marks the beginning of hardware cursor support (affects
issue #9)

Source/OpenTK/MouseCursor.cs

@@ -0,0 +1,82 @@
+#region License
+//
+// Cursor.cs
+//
+// Author:
+//       Stefanos A. <stapostol@gmail.com>
+//
+// Copyright (c) 2006-2014 Stefanos Apostolopoulos
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+// THE SOFTWARE.
+//
+#endregion
+
+using System;
+
+namespace OpenTK
+{
+
+    public class MouseCursor
+    {
+        static readonly MouseCursor default_cursor = new MouseCursor();
+
+        byte[] rgba;
+        int width;
+        int height;
+        int x;
+        int y;
+
+        MouseCursor()
+        {
+        }
+
+        public MouseCursor(byte[] rgba, int width, int height, int x, int y)
+        {
+            if (rgba == null)
+                throw new ArgumentNullException();
+            if (width < 0 || width > 256 || height < 0 || height > 256)
+                throw new ArgumentOutOfRangeException();
+            if (rgba.Length < width * height * 4)
+                throw new ArgumentOutOfRangeException();
+            if (x < 0 || x >= width || y < 0 || y >= height)
+                throw new ArgumentOutOfRangeException();
+
+            this.rgba = rgba;
+            this.width = width;
+            this.height = height;
+            this.x = x;
+            this.y = y;
+        }
+
+        internal byte[] Rgba { get { return rgba; } }
+        internal int Width { get { return width; } }
+        internal int Height { get { return height; } }
+        internal int X { get { return x; } }
+        internal int Y { get { return y; } }
+
+        public static MouseCursor Default
+        {
+            get
+            {
+                return default_cursor;
+            }
+        }
+    }
+}
+

Source/OpenTK/OpenTK.csproj

@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" ToolsVersion="4.0">
   <PropertyGroup>
     <ProjectType>Local</ProjectType>
@@ -759,6 +759,7 @@
     <Compile Include="Input\JoystickHat.cs" />
     <Compile Include="Input\HatPosition.cs" />
     <Compile Include="Input\JoystickHatState.cs" />
+    <Compile Include="MouseCursor.cs" />
     <Compile Include="Input\KeyModifiers.cs" />
     <Compile Include="Platform\MacOS\CocoaContext.cs" />
     <Compile Include="Platform\MacOS\CocoaNativeWindow.cs" />
@@ -823,5 +824,4 @@
       </Properties>
     </MonoDevelop>
   </ProjectExtensions>
-  <ItemGroup />
 </Project>