base changed done, need mouse state to be updated

10 files changed, 2071 insertions, 0 deletions

diff --git a/src/Input/ButtonState.cs b/src/Input/ButtonState.cs
new file mode 100644
index 00000000..17849ca8
--- /dev/null
+++ b/src/Input/ButtonState.cs
@@ -0,0 +1,45 @@
+ #region License
+ //
+ // The Open Toolkit Library License
+ //
+ // Copyright (c) 2006 - 2010 the Open Toolkit library.
+ //
+ // 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
+
+namespace Crow
+{
+    /// <summary>
+    /// Enumerates possible mouse button states.
+    /// </summary>
+    public enum ButtonState
+    {
+	/// <summary>
+	/// Indicates that a mouse button is released.
+	/// </summary>
+	Released = 0,
+
+	/// <summary>
+	/// Indicates that a mouse button is pressed.
+	/// </summary>
+	Pressed = 1
+    }
+}
diff --git a/src/Input/Buttons.cs b/src/Input/Buttons.cs
new file mode 100644
index 00000000..a80f5040
--- /dev/null
+++ b/src/Input/Buttons.cs
@@ -0,0 +1,166 @@
+//
+// GamePadButton.cs
+//
+// Author:
+//       robert <${AuthorEmail}>
+//
+// Copyright (c) 2012 robert
+//
+// 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.
+using System;
+
+namespace OpenTK.Input
+{
+    /// <summary>
+    /// Enumerates available buttons for a <c>GamePad</c> device.
+    /// </summary>
+    [Flags]
+    public enum Buttons
+    {
+	/// <summary>
+	/// DPad up direction button
+	/// </summary>
+	DPadUp = 1 << 0,
+
+	/// <summary>
+	/// DPad down direction button
+	/// </summary>
+	DPadDown = 1 << 1,
+
+	/// <summary>
+	/// DPad left direction button
+	/// </summary>
+	DPadLeft = 1 << 2,
+
+	/// <summary>
+	/// DPad right direction button
+	/// </summary>
+	DPadRight = 1 << 3,
+
+	/// <summary>
+	/// Start button
+	/// </summary>
+	Start = 1 << 4,
+
+	/// <summary>
+	/// Back button
+	/// </summary>
+	Back = 1 << 5,
+
+	/// <summary>
+	/// Left stick button
+	/// </summary>
+	LeftStick = 1 << 6,
+
+	/// <summary>
+	/// Right stick button
+	/// </summary>
+	RightStick = 1 << 7,
+
+	/// <summary>
+	/// Left shoulder button
+	/// </summary>
+	LeftShoulder = 1 << 8,
+
+	/// <summary>
+	/// Right shoulder button
+	/// </summary>
+	RightShoulder = 1 << 9,
+
+	/// <summary>
+	/// Home button
+	/// </summary>
+	Home = 1 << 11,
+
+	/// <summary>
+	/// Home button
+	/// </summary>
+	BigButton = Home,
+
+	/// <summary>
+	/// A button
+	/// </summary>
+	A = 1 << 12,
+
+	/// <summary>
+	/// B button
+	/// </summary>
+	B = 1 << 13,
+
+	/// <summary>
+	/// X button
+	/// </summary>
+	X = 1 << 14,
+
+	/// <summary>
+	/// Y button
+	/// </summary>
+	Y = 1 << 15,
+
+	/// <summary>
+	/// Left thumbstick left direction button
+	/// </summary>
+	LeftThumbstickLeft = 1 << 21,
+
+	/// <summary>
+	/// Right trigger button
+	/// </summary>
+	RightTrigger = 1 << 22,
+
+	/// <summary>
+	/// Left trigger button
+	/// </summary>
+	LeftTrigger = 1 << 23,
+
+	/// <summary>
+	/// Right thumbstick up direction button
+	/// </summary>
+	RightThumbstickUp = 1 << 24,
+
+	/// <summary>
+	/// Right thumbstick down direction button
+	/// </summary>
+	RightThumbstickDown = 1 << 25,
+
+	/// <summary>
+	/// Right stick right direction button
+	/// </summary>
+	RightThumbstickRight = 1 << 26,
+
+	/// <summary>
+	/// Right stick left direction button
+	/// </summary>
+	RightThumbstickLeft = 1 << 27,
+
+	/// <summary>
+	/// Left stick up direction button
+	/// </summary>
+	LeftThumbstickUp = 1 << 28,
+
+	/// <summary>
+	/// Left stick down direction button
+	/// </summary>
+	LeftThumbstickDown = 1 << 29,
+
+	/// <summary>
+	/// Left stick right direction button
+	/// </summary>
+	LeftThumbstickRight = 1 << 30,
+    }
+}
diff --git a/src/Input/Key.cs b/src/Input/Key.cs
new file mode 100644
index 00000000..71f9d85a
--- /dev/null
+++ b/src/Input/Key.cs
@@ -0,0 +1,380 @@
+ #region License
+ //
+ // The Open Toolkit Library License
+ //
+ // Copyright (c) 2006 - 2009 the Open Toolkit library.
+ //
+ // 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
+
+namespace Crow
+{
+    /// <summary>
+    /// The available keyboard keys.
+    /// </summary>
+    public enum Key : int
+    {
+	/// <summary>A key outside the known keys.</summary>
+	Unknown = 0,
+
+	// Modifiers
+	/// <summary>The left shift key.</summary>
+	ShiftLeft,
+	/// <summary>The left shift key (equivalent to ShiftLeft).</summary>
+	LShift = ShiftLeft,
+	/// <summary>The right shift key.</summary>
+	ShiftRight,
+	/// <summary>The right shift key (equivalent to ShiftRight).</summary>
+	RShift = ShiftRight,
+	/// <summary>The left control key.</summary>
+	ControlLeft,
+	/// <summary>The left control key (equivalent to ControlLeft).</summary>
+	LControl = ControlLeft,
+	/// <summary>The right control key.</summary>
+	ControlRight,
+	/// <summary>The right control key (equivalent to ControlRight).</summary>
+	RControl = ControlRight,
+	/// <summary>The left alt key.</summary>
+	AltLeft,
+	/// <summary>The left alt key (equivalent to AltLeft.</summary>
+	LAlt = AltLeft,
+	/// <summary>The right alt key.</summary>
+	AltRight,
+	/// <summary>The right alt key (equivalent to AltRight).</summary>
+	RAlt = AltRight,
+	/// <summary>The left win key.</summary>
+	WinLeft,
+	/// <summary>The left win key (equivalent to WinLeft).</summary>
+	LWin = WinLeft,
+	/// <summary>The right win key.</summary>
+	WinRight,
+	/// <summary>The right win key (equivalent to WinRight).</summary>
+	RWin = WinRight,
+	/// <summary>The menu key.</summary>
+	Menu,
+
+	// Function keys (hopefully enough for most keyboards - mine has 26)
+	// <keysymdef.h> on X11 reports up to 35 function keys.
+	/// <summary>The F1 key.</summary>
+	F1,
+	/// <summary>The F2 key.</summary>
+	F2,
+	/// <summary>The F3 key.</summary>
+	F3,
+	/// <summary>The F4 key.</summary>
+	F4,
+	/// <summary>The F5 key.</summary>
+	F5,
+	/// <summary>The F6 key.</summary>
+	F6,
+	/// <summary>The F7 key.</summary>
+	F7,
+	/// <summary>The F8 key.</summary>
+	F8,
+	/// <summary>The F9 key.</summary>
+	F9,
+	/// <summary>The F10 key.</summary>
+	F10,
+	/// <summary>The F11 key.</summary>
+	F11,
+	/// <summary>The F12 key.</summary>
+	F12,
+	/// <summary>The F13 key.</summary>
+	F13,
+	/// <summary>The F14 key.</summary>
+	F14,
+	/// <summary>The F15 key.</summary>
+	F15,
+	/// <summary>The F16 key.</summary>
+	F16,
+	/// <summary>The F17 key.</summary>
+	F17,
+	/// <summary>The F18 key.</summary>
+	F18,
+	/// <summary>The F19 key.</summary>
+	F19,
+	/// <summary>The F20 key.</summary>
+	F20,
+	/// <summary>The F21 key.</summary>
+	F21,
+	/// <summary>The F22 key.</summary>
+	F22,
+	/// <summary>The F23 key.</summary>
+	F23,
+	/// <summary>The F24 key.</summary>
+	F24,
+	/// <summary>The F25 key.</summary>
+	F25,
+	/// <summary>The F26 key.</summary>
+	F26,
+	/// <summary>The F27 key.</summary>
+	F27,
+	/// <summary>The F28 key.</summary>
+	F28,
+	/// <summary>The F29 key.</summary>
+	F29,
+	/// <summary>The F30 key.</summary>
+	F30,
+	/// <summary>The F31 key.</summary>
+	F31,
+	/// <summary>The F32 key.</summary>
+	F32,
+	/// <summary>The F33 key.</summary>
+	F33,
+	/// <summary>The F34 key.</summary>
+	F34,
+	/// <summary>The F35 key.</summary>
+	F35,
+
+	// Direction arrows
+	/// <summary>The up arrow key.</summary>
+	Up,
+	/// <summary>The down arrow key.</summary>
+	Down,
+	/// <summary>The left arrow key.</summary>
+	Left,
+	/// <summary>The right arrow key.</summary>
+	Right,
+
+	/// <summary>The enter key.</summary>
+	Enter,
+	/// <summary>The escape key.</summary>
+	Escape,
+	/// <summary>The space key.</summary>
+	Space,
+	/// <summary>The tab key.</summary>
+	Tab,
+	/// <summary>The backspace key.</summary>
+	BackSpace,
+	/// <summary>The backspace key (equivalent to BackSpace).</summary>
+	Back = BackSpace,
+	/// <summary>The insert key.</summary>
+	Insert,
+	/// <summary>The delete key.</summary>
+	Delete,
+	/// <summary>The page up key.</summary>
+	PageUp,
+	/// <summary>The page down key.</summary>
+	PageDown,
+	/// <summary>The home key.</summary>
+	Home,
+	/// <summary>The end key.</summary>
+	End,
+	/// <summary>The caps lock key.</summary>
+	CapsLock,
+	/// <summary>The scroll lock key.</summary>
+	ScrollLock,
+	/// <summary>The print screen key.</summary>
+	PrintScreen,
+	/// <summary>The pause key.</summary>
+	Pause,
+	/// <summary>The num lock key.</summary>
+	NumLock,
+
+	// Special keys
+	/// <summary>The clear key (Keypad5 with NumLock disabled, on typical keyboards).</summary>
+	Clear,
+	/// <summary>The sleep key.</summary>
+	Sleep,
+	/*LogOff,
+	Help,
+	Undo,
+	Redo,
+	New,
+	Open,
+	Close,
+	Reply,
+	Forward,
+	Send,
+	Spell,
+	Save,
+	Calculator,
+
+	// Folders and applications
+	Documents,
+	Pictures,
+	Music,
+	MediaPlayer,
+	Mail,
+	Browser,
+	Messenger,
+
+	// Multimedia keys
+	Mute,
+	PlayPause,
+	Stop,
+	VolumeUp,
+	VolumeDown,
+	TrackPrevious,
+	TrackNext,*/
+
+	// Keypad keys
+	/// <summary>The keypad 0 key.</summary>
+	Keypad0,
+	/// <summary>The keypad 1 key.</summary>
+	Keypad1,
+	/// <summary>The keypad 2 key.</summary>
+	Keypad2,
+	/// <summary>The keypad 3 key.</summary>
+	Keypad3,
+	/// <summary>The keypad 4 key.</summary>
+	Keypad4,
+	/// <summary>The keypad 5 key.</summary>
+	Keypad5,
+	/// <summary>The keypad 6 key.</summary>
+	Keypad6,
+	/// <summary>The keypad 7 key.</summary>
+	Keypad7,
+	/// <summary>The keypad 8 key.</summary>
+	Keypad8,
+	/// <summary>The keypad 9 key.</summary>
+	Keypad9,
+	/// <summary>The keypad divide key.</summary>
+	KeypadDivide,
+	/// <summary>The keypad multiply key.</summary>
+	KeypadMultiply,
+	/// <summary>The keypad subtract key.</summary>
+	KeypadSubtract,
+	/// <summary>The keypad minus key (equivalent to KeypadSubtract).</summary>
+	KeypadMinus = KeypadSubtract,
+	/// <summary>The keypad add key.</summary>
+	KeypadAdd,
+	/// <summary>The keypad plus key (equivalent to KeypadAdd).</summary>
+	KeypadPlus = KeypadAdd,
+	/// <summary>The keypad decimal key.</summary>
+	KeypadDecimal,
+	/// <summary>The keypad period key (equivalent to KeypadDecimal).</summary>
+	KeypadPeriod = KeypadDecimal,
+	/// <summary>The keypad enter key.</summary>
+	KeypadEnter,
+
+	// Letters
+	/// <summary>The A key.</summary>
+	A,
+	/// <summary>The B key.</summary>
+	B,
+	/// <summary>The C key.</summary>
+	C,
+	/// <summary>The D key.</summary>
+	D,
+	/// <summary>The E key.</summary>
+	E,
+	/// <summary>The F key.</summary>
+	F,
+	/// <summary>The G key.</summary>
+	G,
+	/// <summary>The H key.</summary>
+	H,
+	/// <summary>The I key.</summary>
+	I,
+	/// <summary>The J key.</summary>
+	J,
+	/// <summary>The K key.</summary>
+	K,
+	/// <summary>The L key.</summary>
+	L,
+	/// <summary>The M key.</summary>
+	M,
+	/// <summary>The N key.</summary>
+	N,
+	/// <summary>The O key.</summary>
+	O,
+	/// <summary>The P key.</summary>
+	P,
+	/// <summary>The Q key.</summary>
+	Q,
+	/// <summary>The R key.</summary>
+	R,
+	/// <summary>The S key.</summary>
+	S,
+	/// <summary>The T key.</summary>
+	T,
+	/// <summary>The U key.</summary>
+	U,
+	/// <summary>The V key.</summary>
+	V,
+	/// <summary>The W key.</summary>
+	W,
+	/// <summary>The X key.</summary>
+	X,
+	/// <summary>The Y key.</summary>
+	Y,
+	/// <summary>The Z key.</summary>
+	Z,
+
+	// Numbers
+	/// <summary>The number 0 key.</summary>
+	Number0,
+	/// <summary>The number 1 key.</summary>
+	Number1,
+	/// <summary>The number 2 key.</summary>
+	Number2,
+	/// <summary>The number 3 key.</summary>
+	Number3,
+	/// <summary>The number 4 key.</summary>
+	Number4,
+	/// <summary>The number 5 key.</summary>
+	Number5,
+	/// <summary>The number 6 key.</summary>
+	Number6,
+	/// <summary>The number 7 key.</summary>
+	Number7,
+	/// <summary>The number 8 key.</summary>
+	Number8,
+	/// <summary>The number 9 key.</summary>
+	Number9,
+
+	// Symbols
+	/// <summary>The tilde key.</summary>
+	Tilde,
+	/// <summary>The grave key (equivaent to Tilde).</summary>
+	Grave = Tilde,
+	/// <summary>The minus key.</summary>
+	Minus,
+	//Equal,
+	/// <summary>The plus key.</summary>
+	Plus,
+	/// <summary>The left bracket key.</summary>
+	BracketLeft,
+	/// <summary>The left bracket key (equivalent to BracketLeft).</summary>
+	LBracket = BracketLeft,
+	/// <summary>The right bracket key.</summary>
+	BracketRight,
+	/// <summary>The right bracket key (equivalent to BracketRight).</summary>
+	RBracket = BracketRight,
+	/// <summary>The semicolon key.</summary>
+	Semicolon,
+	/// <summary>The quote key.</summary>
+	Quote,
+	/// <summary>The comma key.</summary>
+	Comma,
+	/// <summary>The period key.</summary>
+	Period,
+	/// <summary>The slash key.</summary>
+	Slash,
+	/// <summary>The backslash key.</summary>
+	BackSlash,
+	/// <summary>The secondary backslash key.</summary>
+	NonUSBackSlash,
+	/// <summary>Indicates the last available keyboard key.</summary>
+	LastKey
+    }
+}
\ No newline at end of file
diff --git a/src/Input/KeyModifiers.cs b/src/Input/KeyModifiers.cs
new file mode 100644
index 00000000..1314e737
--- /dev/null
+++ b/src/Input/KeyModifiers.cs
@@ -0,0 +1,57 @@
+#region License
+//
+// HatPosition.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;
+using System.Collections.Generic;
+using System.Text;
+
+namespace Crow
+{
+    /// <summary>
+    /// Enumerates modifier keys.
+    /// </summary>
+    [Flags]
+    public enum KeyModifiers : byte
+    {
+	/// <summary>
+	/// The alt key modifier (option on Mac).
+	/// </summary>
+	Alt = 1 << 0,
+
+	/// <summary>
+	/// The control key modifier.
+	/// </summary>
+	Control = 1 << 1,
+
+	/// <summary>
+	/// The shift key modifier.
+	/// </summary>
+	Shift = 1 << 2
+    }
+}
diff --git a/src/Input/KeyboardKeyEventArgs.cs b/src/Input/KeyboardKeyEventArgs.cs
new file mode 100644
index 00000000..bfe0debb
--- /dev/null
+++ b/src/Input/KeyboardKeyEventArgs.cs
@@ -0,0 +1,168 @@
+#region License
+//
+// The Open Toolkit Library License
+//
+// Copyright (c) 2006 - 2009 the Open Toolkit library.
+//
+// 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;
+using System.Collections.Generic;
+using System.Text;
+
+namespace Crow
+{
+    /// <summary>
+    /// Defines the event data for <see cref="KeyboardDevice"/> events.
+    /// </summary>
+    /// <remarks>
+    /// <para>
+    /// Do not cache instances of this type outside their event handler.
+    /// If necessary, you can clone a KeyboardEventArgs instance using the
+    /// <see cref="KeyboardKeyEventArgs(KeyboardKeyEventArgs)"/> constructor.
+    /// </para>
+    /// </remarks>
+    public class KeyboardKeyEventArgs : EventArgs
+    {
+	#region Fields
+
+	Key key;
+	bool repeat;
+	KeyboardState state;
+
+	#endregion
+
+	#region Constructors
+
+	/// <summary>
+	/// Constructs a new KeyboardEventArgs instance.
+	/// </summary>
+		public KeyboardKeyEventArgs(Key _key, bool _repeat, KeyboardState _state)
+		{
+			key = _key;
+			repeat = _repeat;
+			state = _state;
+		}
+
+	/// <summary>
+	/// Constructs a new KeyboardEventArgs instance.
+	/// </summary>
+	/// <param name="args">An existing KeyboardEventArgs instance to clone.</param>
+	public KeyboardKeyEventArgs(KeyboardKeyEventArgs args)
+	{
+	    Key = args.Key;
+	}
+
+	#endregion
+
+	#region Public Members
+
+	/// <summary>
+	/// Gets the <see cref="Key"/> that generated this event.
+	/// </summary>
+	public Key Key
+	{
+	    get { return key; }
+	    internal set { key = value; }
+	}
+
+	/// <summary>
+	/// Gets the scancode which generated this event.
+	/// </summary>
+	[CLSCompliant(false)]
+	public uint ScanCode
+	{
+	    get { return (uint)Key; }
+	}
+
+	/// <summary>
+	/// Gets a value indicating whether <see cref="OpenTK.Input.KeyModifiers.Alt"/> is pressed.
+	/// </summary>
+	/// <value><c>true</c> if pressed; otherwise, <c>false</c>.</value>
+	public bool Alt
+	{
+	    get { return state[Key.AltLeft] || state[Key.AltRight]; }
+	}
+
+	/// <summary>
+	/// Gets a value indicating whether <see cref="OpenTK.Input.KeyModifiers.Control"/> is pressed.
+	/// </summary>
+	/// <value><c>true</c> if pressed; otherwise, <c>false</c>.</value>
+	public bool Control
+	{
+	    get { return state[Key.ControlLeft] || state[Key.ControlRight]; }
+	}
+
+	/// <summary>
+	/// Gets a value indicating whether <see cref="OpenTK.Input.KeyModifiers.Shift"/> is pressed.
+	/// </summary>
+	/// <value><c>true</c> if pressed; otherwise, <c>false</c>.</value>
+	public bool Shift
+	{
+	    get { return state[Key.ShiftLeft] || state[Key.ShiftRight]; }
+	}
+
+	/// <summary>
+	/// Gets a bitwise combination representing the <see cref="OpenTK.Input.KeyModifiers"/>
+	/// that are currently pressed.
+	/// </summary>
+	/// <value>The modifiers.</value>
+	public KeyModifiers Modifiers
+	{
+	    get
+	    {
+		KeyModifiers mods = 0;
+		mods |= Alt ? KeyModifiers.Alt : 0;
+		mods |= Control ? KeyModifiers.Control : 0;
+		mods |= Shift ? KeyModifiers.Shift : 0;
+		return mods;
+	    }
+	}
+
+	/// <summary>
+	/// Gets the current <see cref="OpenTK.Input.KeyboardState"/>.
+	/// </summary>
+	/// <value>The keyboard.</value>
+	public KeyboardState Keyboard
+	{
+	    get { return state; }
+	    internal set { state = value; }
+	}
+
+	/// <summary>
+	/// Gets a <see cref="System.Boolean"/> indicating whether
+	/// this key event is a repeat.
+	/// </summary>
+	/// <value>
+	/// true, if this event was caused by the user holding down
+	/// a key; false, if this was caused by the user pressing a
+	/// key for the first time.
+	/// </value>
+	public bool IsRepeat
+	{
+	    get { return repeat; }
+	    internal set { repeat = value; }
+	}
+
+	#endregion
+    }
+}
diff --git a/src/Input/KeyboardState.cs b/src/Input/KeyboardState.cs
new file mode 100644
index 00000000..ba392cac
--- /dev/null
+++ b/src/Input/KeyboardState.cs
@@ -0,0 +1,316 @@
+ #region License
+ //
+ // The Open Toolkit Library License
+ //
+ // Copyright (c) 2006 - 2009 the Open Toolkit library.
+ //
+ // 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;
+using System.Collections.Specialized;
+using System.Text;
+
+namespace Crow
+{
+    /// <summary>
+    /// Encapsulates the state of a Keyboard device.
+    /// </summary>
+    public struct KeyboardState : IEquatable<KeyboardState>
+    {
+	#region Fields
+
+	// Allocate enough ints to store all keyboard keys
+	const int IntSize = sizeof(int);
+	const int NumInts = ((int)Key.LastKey + IntSize - 1) / IntSize;
+	// The following line triggers bogus CS0214 in gmcs 2.0.1, sigh...
+	unsafe fixed int Keys[NumInts];
+	bool is_connected;
+
+	#endregion
+
+	#region Public Members
+
+	/// <summary>
+	/// Gets a <see cref="System.Boolean"/> indicating whether the specified
+	/// <see cref="OpenTK.Input.Key"/> is pressed.
+	/// </summary>
+	/// <param name="key">The <see cref="OpenTK.Input.Key"/> to check.</param>
+	/// <returns>True if key is pressed; false otherwise.</returns>
+	public bool this[Key key]
+	{
+	    get { return IsKeyDown(key); }
+	    internal set { SetKeyState(key, value); }
+	}
+
+	/// <summary>
+	/// Gets a <see cref="System.Boolean"/> indicating whether the specified
+	/// <see cref="OpenTK.Input.Key"/> is pressed.
+	/// </summary>
+	/// <param name="code">The scancode to check.</param>
+	/// <returns>True if code is pressed; false otherwise.</returns>
+	public bool this[short code]
+	{
+	    get { return IsKeyDown((Key)code); }
+	}
+
+	/// <summary>
+	/// Gets a <see cref="System.Boolean"/> indicating whether this key is down.
+	/// </summary>
+	/// <param name="key">The <see cref="OpenTK.Input.Key"/> to check.</param>
+	public bool IsKeyDown(Key key)
+	{
+	    return ReadBit((int)key);
+	}
+
+	/// <summary>
+	/// Gets a <see cref="System.Boolean"/> indicating whether this scan code is down.
+	/// </summary>
+	/// <param name="code">The scan code to check.</param>
+	public bool IsKeyDown(short code)
+	{
+	    return code >= 0 && code < (short)Key.LastKey && ReadBit(code);
+	}
+
+	/// <summary>
+	/// Gets a <see cref="System.Boolean"/> indicating whether this key is up.
+	/// </summary>
+	/// <param name="key">The <see cref="OpenTK.Input.Key"/> to check.</param>
+	public bool IsKeyUp(Key key)
+	{
+	    return !ReadBit((int)key);
+	}
+
+	/// <summary>
+	/// Gets a <see cref="System.Boolean"/> indicating whether this scan code is down.
+	/// </summary>
+	/// <param name="code">The scan code to check.</param>
+	public bool IsKeyUp(short code)
+	{
+	    return !IsKeyDown(code);
+	}
+
+	/// <summary>
+	/// Gets a <see cref="System.Boolean"/> indicating whether this keyboard
+	/// is connected.
+	/// </summary>
+	public bool IsConnected
+	{
+	    get { return is_connected; }
+	    internal set { is_connected = value; }
+	}
+
+#if false
+	// Disabled until the correct cross-platform API can be determined.
+	public bool IsLedOn(KeyboardLeds led)
+	{
+	    return false;
+	}
+
+	public bool IsLedOff(KeyboardLeds led)
+	{
+	    return false;
+	}
+#endif
+
+	/// <summary>
+	/// Checks whether two <see cref="KeyboardState" /> instances are equal.
+	/// </summary>
+	/// <param name="left">
+	/// A <see cref="KeyboardState"/> instance.
+	/// </param>
+	/// <param name="right">
+	/// A <see cref="KeyboardState"/> instance.
+	/// </param>
+	/// <returns>
+	/// True if both left is equal to right; false otherwise.
+	/// </returns>
+	public static bool operator ==(KeyboardState left, KeyboardState right)
+	{
+	    return left.Equals(right);
+	}
+
+	/// <summary>
+	/// Checks whether two <see cref="KeyboardState" /> instances are not equal.
+	/// </summary>
+	/// <param name="left">
+	/// A <see cref="KeyboardState"/> instance.
+	/// </param>
+	/// <param name="right">
+	/// A <see cref="KeyboardState"/> instance.
+	/// </param>
+	/// <returns>
+	/// True if both left is not equal to right; false otherwise.
+	/// </returns>
+	public static bool operator !=(KeyboardState left, KeyboardState right)
+	{
+	    return !left.Equals(right);
+	}
+
+	/// <summary>
+	/// Compares to an object instance for equality.
+	/// </summary>
+	/// <param name="obj">
+	/// The <see cref="System.Object"/> to compare to.
+	/// </param>
+	/// <returns>
+	/// True if this instance is equal to obj; false otherwise.
+	/// </returns>
+	public override bool Equals(object obj)
+	{
+	    if (obj is KeyboardState)
+	    {
+		return this == (KeyboardState)obj;
+	    }
+	    else
+	    {
+		return false;
+	    }
+	}
+
+	/// <summary>
+	/// Generates a hashcode for the current instance.
+	/// </summary>
+	/// <returns>
+	/// A <see cref="System.Int32"/> represting the hashcode for this instance.
+	/// </returns>
+	public override int GetHashCode()
+	{
+	    unsafe
+	    {
+		fixed (int* k = Keys)
+		{
+		    int hashcode = 0;
+		    for (int i = 0; i < NumInts; i++)
+			hashcode ^= (k + i)->GetHashCode();
+		    return hashcode;
+		}
+	    }
+	}
+
+	#endregion
+
+	#region Internal Members
+
+	internal void SetKeyState(Key key, bool down)
+	{
+	    if (down)
+	    {
+		EnableBit((int)key);
+	    }
+	    else
+	    {
+		DisableBit((int)key);
+	    }
+	}
+
+	internal bool ReadBit(int offset)
+	{
+	    ValidateOffset(offset);
+
+	    int int_offset = offset / 32;
+	    int bit_offset = offset % 32;
+	    unsafe
+	    {
+		fixed (int* k = Keys) { return (*(k + int_offset) & (1 << bit_offset)) != 0u; }
+	    }
+	}
+
+	internal void EnableBit(int offset)
+	{
+	    ValidateOffset(offset);
+
+	    int int_offset = offset / 32;
+	    int bit_offset = offset % 32;
+	    unsafe
+	    {
+		fixed (int* k = Keys) { *(k + int_offset) |= 1 << bit_offset; }
+	    }
+	}
+
+	internal void DisableBit(int offset)
+	{
+	    ValidateOffset(offset);
+
+	    int int_offset = offset / 32;
+	    int bit_offset = offset % 32;
+	    unsafe
+	    {
+		fixed (int* k = Keys) { *(k + int_offset) &= ~(1 << bit_offset); }
+	    }
+	}
+
+	internal void MergeBits(KeyboardState other)
+	{
+	    unsafe
+	    {
+		int* k2 = other.Keys;
+		fixed (int* k1 = Keys)
+		{
+		    for (int i = 0; i < NumInts; i++)
+			*(k1 + i) |= *(k2 + i);
+		}
+	    }
+	    IsConnected |= other.IsConnected;
+	}
+
+	internal void SetIsConnected(bool value)
+	{
+	    IsConnected = value;
+	}
+
+	#endregion
+
+	#region Private Members
+
+	static void ValidateOffset(int offset)
+	{
+	    if (offset < 0 || offset >= NumInts * IntSize)
+		throw new ArgumentOutOfRangeException();
+	}
+
+	#endregion
+
+	#region IEquatable<KeyboardState> Members
+
+	/// <summary>
+	/// Compares two KeyboardState instances.
+	/// </summary>
+	/// <param name="other">The instance to compare two.</param>
+	/// <returns>True, if both instances are equal; false otherwise.</returns>
+	public bool Equals(KeyboardState other)
+	{
+	    bool equal = true;
+	    unsafe
+	    {
+		int* k2 = other.Keys;
+		fixed (int* k1 = Keys)
+		{
+		    for (int i = 0; equal && i < NumInts; i++)
+			equal &= *(k1 + i) == *(k2 + i);
+		}
+	    }
+	    return equal;
+	}
+
+	#endregion
+    }
+}
diff --git a/src/Input/MouseButton.cs b/src/Input/MouseButton.cs
new file mode 100644
index 00000000..92be4774
--- /dev/null
+++ b/src/Input/MouseButton.cs
@@ -0,0 +1,92 @@
+ #region License
+ //
+ // The Open Toolkit Library License
+ //
+ // Copyright (c) 2006 - 2009 the Open Toolkit library.
+ //
+ // 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;
+using System.Collections.Generic;
+using System.Text;
+
+namespace Crow
+{
+    /// <summary>
+    /// Enumerates all possible mouse buttons.
+    /// </summary>
+    public enum MouseButton
+    {
+	/// <summary>
+	/// The left mouse button.
+	/// </summary>
+	Left = 0,
+	/// <summary>
+	/// The middle mouse button.
+	/// </summary>
+	Middle,
+	/// <summary>
+	/// The right mouse button.
+	/// </summary>
+	Right,
+	/// <summary>
+	/// The first extra mouse button.
+	/// </summary>
+	Button1,
+	/// <summary>
+	/// The second extra mouse button.
+	/// </summary>
+	Button2,
+	/// <summary>
+	/// The third extra mouse button.
+	/// </summary>
+	Button3,
+	/// <summary>
+	/// The fourth extra mouse button.
+	/// </summary>
+	Button4,
+	/// <summary>
+	/// The fifth extra mouse button.
+	/// </summary>
+	Button5,
+	/// <summary>
+	/// The sixth extra mouse button.
+	/// </summary>
+	Button6,
+	/// <summary>
+	/// The seventh extra mouse button.
+	/// </summary>
+	Button7,
+	/// <summary>
+	/// The eigth extra mouse button.
+	/// </summary>
+	Button8,
+	/// <summary>
+	/// The ninth extra mouse button.
+	/// </summary>
+	Button9,
+	/// <summary>
+	/// Indicates the last available mouse button.
+	/// </summary>
+	LastButton
+    }
+}
diff --git a/src/Input/MouseEventArgs.cs b/src/Input/MouseEventArgs.cs
new file mode 100644
index 00000000..758a5a69
--- /dev/null
+++ b/src/Input/MouseEventArgs.cs
@@ -0,0 +1,369 @@
+#region License
+//
+// MouseEventArgs.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;
+#if !MINIMAL
+using System.Drawing;
+#endif
+
+namespace Crow
+{
+    /// <summary>
+    /// Defines the event data for <see cref="MouseDevice"/> events.
+    /// </summary>
+    /// <remarks>
+    /// <para>
+    /// Do not cache instances of this type outside their event handler.
+    /// If necessary, you can clone an instance using the
+    /// <see cref="MouseEventArgs(MouseEventArgs)"/> constructor.
+    /// </para>
+    /// </remarks>
+    public class MouseEventArgs : EventArgs
+    {
+	#region Fields
+
+	MouseState state;
+
+	#endregion
+
+	#region Constructors
+
+	/// <summary>
+	/// Constructs a new instance.
+	/// </summary>
+	public MouseEventArgs()
+	{
+	    state.SetIsConnected(true);
+	}
+
+	/// <summary>
+	/// Constructs a new instance.
+	/// </summary>
+	/// <param name="x">The X position.</param>
+	/// <param name="y">The Y position.</param>
+	public MouseEventArgs(int x, int y)
+	    : this()
+	{
+	    state.X = x;
+	    state.Y = y;
+	}
+
+	/// <summary>
+	/// Constructs a new instance.
+	/// </summary>
+	/// <param name="args">The <see cref="MouseEventArgs"/> instance to clone.</param>
+	public MouseEventArgs(MouseEventArgs args)
+	    : this(args.X, args.Y)
+	{
+	}
+
+	#endregion
+
+	#region Protected Members
+
+	internal void SetButton(MouseButton button, ButtonState state)
+	{
+	    if (button < 0 || button > MouseButton.LastButton)
+		throw new ArgumentOutOfRangeException();
+
+	    switch (state)
+	    {
+		case ButtonState.Pressed:
+		    this.state.EnableBit((int)button);
+		    break;
+
+		case ButtonState.Released:
+		    this.state.DisableBit((int)button);
+		    break;
+	    }
+	}
+
+	internal ButtonState GetButton(MouseButton button)
+	{
+	    if (button < 0 || button > MouseButton.LastButton)
+		throw new ArgumentOutOfRangeException();
+
+	    return
+		state.ReadBit((int)button) ?
+		ButtonState.Pressed : ButtonState.Released;
+	}
+
+	#endregion
+
+	#region Public Members
+
+	/// <summary>
+	/// Gets the X position of the mouse for the event.
+	/// </summary>
+	public int X { get { return state.X; } internal set { state.X = value; } }
+
+	/// <summary>
+	/// Gets the Y position of the mouse for the event.
+	/// </summary>
+	public int Y { get { return state.Y; } internal set { state.Y = value; } }
+
+	/// <summary>
+	/// Gets a <see cref="System.Drawing.Point"/> representing the location of the mouse for the event.
+	/// </summary>
+	public Point Position
+	{
+	    get { return new Point(state.X, state.Y); }
+	    set
+	    {
+		X = value.X;
+		Y = value.Y;
+	    }
+	}
+
+	/// <summary>
+	/// Gets the current <see cref="OpenTK.Input.MouseState"/>.
+	/// </summary>
+	public MouseState Mouse
+	{
+	    get { return state; }
+	    internal set { state = value; }
+	}
+
+	#endregion
+    }
+
+    /// <summary>
+    /// Defines the event data for <see cref="MouseDevice.Move"/> events.
+    /// </summary>
+    /// <remarks>
+    /// <para>
+    /// Do not cache instances of this type outside their event handler.
+    /// If necessary, you can clone an instance using the
+    /// <see cref="MouseMoveEventArgs(MouseMoveEventArgs)"/> constructor.
+    /// </para>
+    /// </remarks>
+    public class MouseMoveEventArgs : MouseEventArgs
+    {
+	#region Fields
+
+	int x_delta, y_delta;
+
+	#endregion
+
+	#region Constructors
+
+	/// <summary>
+	/// Constructs a new <see cref="MouseMoveEventArgs"/> instance.
+	/// </summary>
+	public MouseMoveEventArgs() { }
+
+	/// <summary>
+	/// Constructs a new <see cref="MouseMoveEventArgs"/> instance.
+	/// </summary>
+	/// <param name="x">The X position.</param>
+	/// <param name="y">The Y position.</param>
+	/// <param name="xDelta">The change in X position produced by this event.</param>
+	/// <param name="yDelta">The change in Y position produced by this event.</param>
+	public MouseMoveEventArgs(int x, int y, int xDelta, int yDelta)
+	    : base(x, y)
+	{
+	    XDelta = xDelta;
+	    YDelta = yDelta;
+	}
+
+	/// <summary>
+	/// Constructs a new <see cref="MouseMoveEventArgs"/> instance.
+	/// </summary>
+	/// <param name="args">The <see cref="MouseMoveEventArgs"/> instance to clone.</param>
+	public MouseMoveEventArgs(MouseMoveEventArgs args)
+	    : this(args.X, args.Y, args.XDelta, args.YDelta)
+	{
+	}
+
+	#endregion
+
+	#region Public Members
+
+	/// <summary>
+	/// Gets the change in X position produced by this event.
+	/// </summary>
+	public int XDelta { get { return x_delta; } internal set { x_delta = value; } }
+
+	/// <summary>
+	/// Gets the change in Y position produced by this event.
+	/// </summary>
+	public int YDelta { get { return y_delta; } internal set { y_delta = value; } }
+
+	#endregion
+    }
+
+    /// <summary>
+    /// Defines the event data for <see cref="MouseDevice.ButtonDown"/> and <see cref="MouseDevice.ButtonUp"/> events.
+    /// </summary>
+    /// <remarks>
+    /// <para>
+    /// Do not cache instances of this type outside their event handler.
+    /// If necessary, you can clone an instance using the
+    /// <see cref="MouseButtonEventArgs(MouseButtonEventArgs)"/> constructor.
+    /// </para>
+    /// </remarks>
+    public class MouseButtonEventArgs : MouseEventArgs
+    {
+	#region Fields
+
+	MouseButton button;
+
+	#endregion
+
+	#region Constructors
+
+	/// <summary>
+	/// Constructs a new <see cref="MouseButtonEventArgs"/> instance.
+	/// </summary>
+	public MouseButtonEventArgs() { }
+
+	/// <summary>
+	/// Constructs a new <see cref="MouseButtonEventArgs"/> instance.
+	/// </summary>
+	/// <param name="x">The X position.</param>
+	/// <param name="y">The Y position.</param>
+	/// <param name="button">The mouse button for the event.</param>
+	/// <param name="pressed">The current state of the button.</param>
+	public MouseButtonEventArgs(int x, int y, MouseButton button, bool pressed)
+	    : base(x, y)
+	{
+	    this.button = button;
+	    this.IsPressed = pressed;
+	}
+
+	/// <summary>
+	/// Constructs a new <see cref="MouseButtonEventArgs"/> instance.
+	/// </summary>
+	/// <param name="args">The <see cref="MouseButtonEventArgs"/> instance to clone.</param>
+	public MouseButtonEventArgs(MouseButtonEventArgs args)
+	    : this(args.X, args.Y, args.Button, args.IsPressed)
+	{
+	}
+
+	#endregion
+
+	#region Public Members
+
+	/// <summary>
+	/// Gets the <see cref="MouseButton"/> that triggered this event.
+	/// </summary>
+	public MouseButton Button { get { return button; } internal set { button = value; } }
+
+	/// <summary>
+	/// Gets a System.Boolean representing the state of the mouse button for the event.
+	/// </summary>
+	public bool IsPressed
+	{
+	    get { return GetButton(Button) == ButtonState.Pressed; }
+	    internal set { SetButton(Button, value ? ButtonState.Pressed : ButtonState.Released); }
+	}
+
+	#endregion
+    }
+
+    /// <summary>
+    /// Defines the event data for <see cref="MouseDevice.WheelChanged"/> events.
+    /// </summary>
+    /// <remarks>
+    /// <para>
+    /// Do not cache instances of this type outside their event handler.
+    /// If necessary, you can clone an instance using the
+    /// <see cref="MouseWheelEventArgs(MouseWheelEventArgs)"/> constructor.
+    /// </para>
+    /// </remarks>
+    public class MouseWheelEventArgs : MouseEventArgs
+    {
+	#region Fields
+
+	float delta;
+
+	#endregion
+
+	#region Constructors
+
+	/// <summary>
+	/// Constructs a new <see cref="MouseWheelEventArgs"/> instance.
+	/// </summary>
+	public MouseWheelEventArgs() { }
+
+	/// <summary>
+	/// Constructs a new <see cref="MouseWheelEventArgs"/> instance.
+	/// </summary>
+	/// <param name="x">The X position.</param>
+	/// <param name="y">The Y position.</param>
+	/// <param name="value">The value of the wheel.</param>
+	/// <param name="delta">The change in value of the wheel for this event.</param>
+	public MouseWheelEventArgs(int x, int y, int value, int delta)
+	    : base(x, y)
+	{
+	    Mouse.SetScrollAbsolute(Mouse.Scroll.X, value);
+	    this.delta = delta;
+	}
+
+	/// <summary>
+	/// Constructs a new <see cref="MouseWheelEventArgs"/> instance.
+	/// </summary>
+	/// <param name="args">The <see cref="MouseWheelEventArgs"/> instance to clone.</param>
+	public MouseWheelEventArgs(MouseWheelEventArgs args)
+	    : this(args.X, args.Y, args.Value, args.Delta)
+	{
+	}
+
+	#endregion
+
+	#region Public Members
+
+	/// <summary>
+	/// Gets the value of the wheel in integer units.
+	/// To support high-precision mice, it is recommended to use <see cref="ValuePrecise"/> instead.
+	/// </summary>
+	public int Value { get { return (int)Math.Round(Mouse.Scroll.Y, MidpointRounding.AwayFromZero); } }
+
+	/// <summary>
+	/// Gets the change in value of the wheel for this event in integer units.
+	/// To support high-precision mice, it is recommended to use <see cref="DeltaPrecise"/> instead.
+	/// </summary>
+	public int Delta { get { return (int)Math.Round(delta, MidpointRounding.AwayFromZero); } }
+
+	/// <summary>
+	/// Gets the precise value of the wheel in floating-point units.
+	/// </summary>
+	public float ValuePrecise
+	{
+	    get { return Mouse.Scroll.Y; }
+	}
+
+	/// <summary>
+	/// Gets the precise change in value of the wheel for this event in floating-point units.
+	/// </summary>
+	public float DeltaPrecise { get { return delta; } internal set { delta = value; } }
+
+	#endregion
+    }
+}
diff --git a/src/Input/MouseScroll.cs b/src/Input/MouseScroll.cs
new file mode 100644
index 00000000..a04e9d69
--- /dev/null
+++ b/src/Input/MouseScroll.cs
@@ -0,0 +1,118 @@
+#region License
+//
+// MouseWheel.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 Crow
+{
+    /// <summary>
+    /// Represents the state of a mouse wheel.
+    /// </summary>
+    public struct MouseScroll : IEquatable<MouseScroll>
+    {
+	#region Public Members
+
+	/// <summary>
+	/// Gets the absolute horizontal offset of the wheel,
+	/// or 0 if no horizontal scroll wheel exists.
+	/// </summary>
+	/// <value>The x.</value>
+	public float X { get; internal set; }
+
+	/// <summary>
+	/// Gets the absolute vertical offset of the wheel,
+	/// or 0 if no vertical scroll wheel exists.
+	/// </summary>
+	/// <value>The y.</value>
+	public float Y { get; internal set; }
+
+	/// <param name="left">A <see cref="MouseScroll"/> instance to test for equality.</param>
+	/// <param name="right">A <see cref="MouseScroll"/> instance to test for equality.</param>
+	public static bool operator ==(MouseScroll left, MouseScroll right)
+	{
+	    return left.Equals(right);
+	}
+
+	/// <param name="left">A <see cref="MouseScroll"/> instance to test for inequality.</param>
+	/// <param name="right">A <see cref="MouseScroll"/> instance to test for inequality.</param>
+	public static bool operator !=(MouseScroll left, MouseScroll right)
+	{
+	    return !left.Equals(right);
+	}
+
+	/// <summary>
+	/// Returns a <see cref="System.String"/> that represents the current <see cref="OpenTK.Input.MouseScroll"/>.
+	/// </summary>
+	/// <returns>A <see cref="System.String"/> that represents the current <see cref="OpenTK.Input.MouseScroll"/>.</returns>
+	public override string ToString()
+	{
+	    return string.Format("[X={0:0.00}, Y={1:0.00}]", X, Y);
+	}
+
+	/// <summary>
+	/// Serves as a hash function for a <see cref="OpenTK.Input.MouseScroll"/> object.
+	/// </summary>
+	/// <returns>A hash code for this instance that is suitable for use in hashing algorithms and data structures such as a
+	/// hash table.</returns>
+	public override int GetHashCode()
+	{
+	    return X.GetHashCode() ^ Y.GetHashCode();
+	}
+
+	/// <summary>
+	/// Determines whether the specified <see cref="System.Object"/> is equal to the current <see cref="OpenTK.Input.MouseScroll"/>.
+	/// </summary>
+	/// <param name="obj">The <see cref="System.Object"/> to compare with the current <see cref="OpenTK.Input.MouseScroll"/>.</param>
+	/// <returns><c>true</c> if the specified <see cref="System.Object"/> is equal to the current
+	/// <see cref="OpenTK.Input.MouseScroll"/>; otherwise, <c>false</c>.</returns>
+	public override bool Equals(object obj)
+	{
+	    return
+		obj is MouseScroll &&
+		Equals((MouseScroll)obj);
+	}
+
+	#endregion
+
+	#region IEquatable Members
+
+	/// <summary>
+	/// Determines whether the specified <see cref="OpenTK.Input.MouseScroll"/> is equal to the current <see cref="OpenTK.Input.MouseScroll"/>.
+	/// </summary>
+	/// <param name="other">The <see cref="OpenTK.Input.MouseScroll"/> to compare with the current <see cref="OpenTK.Input.MouseScroll"/>.</param>
+	/// <returns><c>true</c> if the specified <see cref="OpenTK.Input.MouseScroll"/> is equal to the current
+	/// <see cref="OpenTK.Input.MouseScroll"/>; otherwise, <c>false</c>.</returns>
+	public bool Equals(MouseScroll other)
+	{
+	    return X == other.X && Y == other.Y;
+	}
+
+	#endregion
+    }
+}
diff --git a/src/Input/MouseState.cs b/src/Input/MouseState.cs
new file mode 100644
index 00000000..c645062a
--- /dev/null
+++ b/src/Input/MouseState.cs
@@ -0,0 +1,360 @@
+ #region License
+ //
+ // The Open Toolkit Library License
+ //
+ // Copyright (c) 2006 - 2009 the Open Toolkit library.
+ //
+ // 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;
+using System.Collections.Generic;
+using System.Text;
+
+namespace Crow
+{
+    /// <summary>
+    /// Encapsulates the state of a mouse device.
+    /// </summary>
+    public struct MouseState : IEquatable<MouseState>
+    {
+	#region Fields
+
+	internal const int MaxButtons = 16; // we are storing in an ushort
+	Point position;
+	MouseScroll scroll;
+	ushort buttons;
+	bool is_connected;
+
+	#endregion
+
+	#region Public Members
+
+	/// <summary>
+	/// Gets a <see cref="System.Boolean"/> indicating whether the specified
+	/// <see cref="OpenTK.Input.MouseButton"/> is pressed.
+	/// </summary>
+	/// <param name="button">The <see cref="OpenTK.Input.MouseButton"/> to check.</param>
+	/// <returns>True if key is pressed; false otherwise.</returns>
+	public bool this[MouseButton button]
+	{
+	    get { return IsButtonDown(button); }
+	    internal set
+	    {
+		if (value)
+		    EnableBit((int)button);
+		else
+		    DisableBit((int)button);
+	    }
+	}
+
+	/// <summary>
+	/// Gets a <see cref="System.Boolean"/> indicating whether this button is down.
+	/// </summary>
+	/// <param name="button">The <see cref="OpenTK.Input.MouseButton"/> to check.</param>
+	public bool IsButtonDown(MouseButton button)
+	{
+	    return ReadBit((int)button);
+	}
+
+	/// <summary>
+	/// Gets a <see cref="System.Boolean"/> indicating whether this button is up.
+	/// </summary>
+	/// <param name="button">The <see cref="OpenTK.Input.MouseButton"/> to check.</param>
+	public bool IsButtonUp(MouseButton button)
+	{
+	    return !ReadBit((int)button);
+	}
+
+	/// <summary>
+	/// Gets the absolute wheel position in integer units.
+	/// To support high-precision mice, it is recommended to use <see cref="WheelPrecise"/> instead.
+	/// </summary>
+	public int Wheel
+	{
+	    get { return (int)Math.Round(scroll.Y, MidpointRounding.AwayFromZero); }
+	}
+
+	/// <summary>
+	/// Gets the absolute wheel position in floating-point units.
+	/// </summary>
+	public float WheelPrecise
+	{
+	    get { return scroll.Y; }
+	}
+
+	/// <summary>
+	/// Gets a <see cref="OpenTK.Input.MouseScroll"/> instance,
+	/// representing the current state of the mouse scroll wheel.
+	/// </summary>
+	public MouseScroll Scroll
+	{
+	    get { return scroll; }
+	}
+
+	/// <summary>
+	/// Gets an integer representing the absolute x position of the pointer, in window pixel coordinates.
+	/// </summary>
+	public int X
+	{
+			get { return position.X; }
+	    internal set { position.X = value; }
+	}
+
+	/// <summary>
+	/// Gets an integer representing the absolute y position of the pointer, in window pixel coordinates.
+	/// </summary>
+	public int Y
+	{
+			get { return position.Y; }
+	    internal set { position.Y = value; }
+	}
+
+	/// <summary>
+	/// Gets a <see cref="System.Boolean"/> indicating whether the left mouse button is pressed.
+	/// This property is intended for XNA compatibility.
+	/// </summary>
+	public ButtonState LeftButton
+	{
+	    get { return IsButtonDown(MouseButton.Left) ? ButtonState.Pressed : ButtonState.Released; }
+	}
+
+	/// <summary>
+	/// Gets a <see cref="System.Boolean"/> indicating whether the middle mouse button is pressed.
+	/// This property is intended for XNA compatibility.
+	/// </summary>
+	public ButtonState MiddleButton
+	{
+	    get { return IsButtonDown(MouseButton.Middle) ? ButtonState.Pressed : ButtonState.Released; }
+	}
+
+	/// <summary>
+	/// Gets a <see cref="System.Boolean"/> indicating whether the right mouse button is pressed.
+	/// This property is intended for XNA compatibility.
+	/// </summary>
+	public ButtonState RightButton
+	{
+	    get { return IsButtonDown(MouseButton.Right) ? ButtonState.Pressed : ButtonState.Released; }
+	}
+
+	/// <summary>
+	/// Gets a <see cref="System.Boolean"/> indicating whether the first extra mouse button is pressed.
+	/// This property is intended for XNA compatibility.
+	/// </summary>
+	public ButtonState XButton1
+	{
+	    get { return IsButtonDown(MouseButton.Button1) ? ButtonState.Pressed : ButtonState.Released; }
+	}
+
+	/// <summary>
+	/// Gets a <see cref="System.Boolean"/> indicating whether the second extra mouse button is pressed.
+	/// This property is intended for XNA compatibility.
+	/// </summary>
+	public ButtonState XButton2
+	{
+	    get { return IsButtonDown(MouseButton.Button2) ? ButtonState.Pressed : ButtonState.Released; }
+	}
+
+	/// <summary>
+	/// Gets the absolute wheel position in integer units. This property is intended for XNA compatibility.
+	/// To support high-precision mice, it is recommended to use <see cref="WheelPrecise"/> instead.
+	/// </summary>
+	public int ScrollWheelValue
+	{
+	    get { return Wheel; }
+	}
+
+	/// <summary>
+	/// Gets a value indicating whether this instance is connected.
+	/// </summary>
+	/// <value><c>true</c> if this instance is connected; otherwise, <c>false</c>.</value>
+	public bool IsConnected
+	{
+	    get { return is_connected; }
+	    internal set { is_connected = value; }
+	}
+
+	/// <summary>
+	/// Checks whether two <see cref="MouseState" /> instances are equal.
+	/// </summary>
+	/// <param name="left">
+	/// A <see cref="MouseState"/> instance.
+	/// </param>
+	/// <param name="right">
+	/// A <see cref="MouseState"/> instance.
+	/// </param>
+	/// <returns>
+	/// True if both left is equal to right; false otherwise.
+	/// </returns>
+	public static bool operator ==(MouseState left, MouseState right)
+	{
+	    return left.Equals(right);
+	}
+
+	/// <summary>
+	/// Checks whether two <see cref="MouseState" /> instances are not equal.
+	/// </summary>
+	/// <param name="left">
+	/// A <see cref="MouseState"/> instance.
+	/// </param>
+	/// <param name="right">
+	/// A <see cref="MouseState"/> instance.
+	/// </param>
+	/// <returns>
+	/// True if both left is not equal to right; false otherwise.
+	/// </returns>
+	public static bool operator !=(MouseState left, MouseState right)
+	{
+	    return !left.Equals(right);
+	}
+
+	/// <summary>
+	/// Compares to an object instance for equality.
+	/// </summary>
+	/// <param name="obj">
+	/// The <see cref="System.Object"/> to compare to.
+	/// </param>
+	/// <returns>
+	/// True if this instance is equal to obj; false otherwise.
+	/// </returns>
+	public override bool Equals(object obj)
+	{
+	    if (obj is MouseState)
+	    {
+		return this == (MouseState)obj;
+	    }
+	    else
+	    {
+		return false;
+	    }
+	}
+
+	/// <summary>
+	/// Generates a hashcode for the current instance.
+	/// </summary>
+	/// <returns>
+	/// A <see cref="System.Int32"/> represting the hashcode for this instance.
+	/// </returns>
+	public override int GetHashCode()
+	{
+	    return buttons.GetHashCode() ^ X.GetHashCode() ^ Y.GetHashCode() ^ scroll.GetHashCode();
+	}
+
+	/// <summary>
+	/// Returns a <see cref="System.String"/> that represents the current <see cref="OpenTK.Input.MouseState"/>.
+	/// </summary>
+	/// <returns>A <see cref="System.String"/> that represents the current <see cref="OpenTK.Input.MouseState"/>.</returns>
+	public override string ToString()
+	{
+	    string b = Convert.ToString(buttons, 2).PadLeft(10, '0');
+	    return String.Format("[X={0}, Y={1}, Scroll={2}, Buttons={3}, IsConnected={4}]",
+		X, Y, Scroll, b, IsConnected);
+	}
+
+	#endregion
+
+	#region Internal Members
+
+	internal Point Position
+	{
+	    get { return position; }
+	    set { position = value; }
+	}
+
+	internal bool ReadBit(int offset)
+	{
+	    ValidateOffset(offset);
+	    return (buttons & (1 << offset)) != 0;
+	}
+
+	internal void EnableBit(int offset)
+	{
+	    ValidateOffset(offset);
+	    buttons |= unchecked((ushort)(1 << offset));
+	}
+
+	internal void DisableBit(int offset)
+	{
+	    ValidateOffset(offset);
+	    buttons &= unchecked((ushort)(~(1 << offset)));
+	}
+
+	internal void MergeBits(MouseState other)
+	{
+	    buttons |= other.buttons;
+	    SetScrollRelative(other.scroll.X, other.scroll.Y);
+	    X += other.X;
+	    Y += other.Y;
+	    IsConnected |= other.IsConnected;
+	}
+
+	internal void SetIsConnected(bool value)
+	{
+	    IsConnected = value;
+	}
+
+	#region Internal Members
+
+	internal void SetScrollAbsolute(float x, float y)
+	{
+	    scroll.X = x;
+	    scroll.Y = y;
+	}
+
+	internal void SetScrollRelative(float x, float y)
+	{
+	    scroll.X += x;
+	    scroll.Y += y;
+	}
+
+	#endregion
+
+	#endregion
+
+	#region Private Members
+
+	static void ValidateOffset(int offset)
+	{
+	    if (offset < 0 || offset >= 16)
+		throw new ArgumentOutOfRangeException("offset");
+	}
+
+	#endregion
+
+	#region IEquatable<MouseState> Members
+
+	/// <summary>
+	/// Compares two MouseState instances.
+	/// </summary>
+	/// <param name="other">The instance to compare two.</param>
+	/// <returns>True, if both instances are equal; false otherwise.</returns>
+	public bool Equals(MouseState other)
+	{
+	    return
+		buttons == other.buttons &&
+		X == other.X &&
+		Y == other.Y &&
+		Scroll == other.Scroll;
+	}
+
+	#endregion
+    }
+}