Opentk/Source/OpenTK/Platform/NativeWindowBase.cs

#region License
//
// NativeWindowBase.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.Diagnostics;
using System.Drawing;
using OpenTK.Input;

namespace OpenTK.Platform
{

    abstract class NativeWindowBase : INativeWindow
    {
        readonly LegacyInputDriver LegacyInputDriver =
            new LegacyInputDriver();

        public event EventHandler<EventArgs> Move = delegate { };
        public event EventHandler<EventArgs> Resize = delegate { };
        public event EventHandler<System.ComponentModel.CancelEventArgs> Closing = delegate { };
        public event EventHandler<EventArgs> Closed = delegate { };
        public event EventHandler<EventArgs> Disposed = delegate { };
        public event EventHandler<EventArgs> IconChanged = delegate { };
        public event EventHandler<EventArgs> TitleChanged = delegate { };
        public event EventHandler<EventArgs> VisibleChanged = delegate { };
        public event EventHandler<EventArgs> FocusedChanged = delegate { };
        public event EventHandler<EventArgs> WindowBorderChanged = delegate { };
        public event EventHandler<EventArgs> WindowStateChanged = delegate { };
        public event EventHandler<KeyboardKeyEventArgs> KeyDown = delegate { };
        public event EventHandler<KeyPressEventArgs> KeyPress = delegate { };
        public event EventHandler<KeyboardKeyEventArgs> KeyUp = delegate { };
        public event EventHandler<EventArgs> MouseLeave = delegate { };
        public event EventHandler<EventArgs> MouseEnter = delegate { };

        public abstract void Close();

        public abstract void ProcessEvents();

        public abstract Point PointToClient(Point point);

        public abstract Point PointToScreen(Point point);

        public abstract Icon Icon { get; set; }

        public abstract string Title { get; set; }

        public abstract bool Focused { get; }

        public abstract bool Visible { get; set; }

        public abstract bool Exists { get; set; }

        public abstract IWindowInfo WindowInfo { get; }

        public abstract WindowState WindowState { get; set; }

        public abstract WindowBorder WindowBorder { get; set; }

        public abstract Rectangle Bounds { get; set; }

        public virtual Point Location
        {
            get
            {
                return Bounds.Location;
            }
            set
            {
                Bounds = new Rectangle(value, Bounds.Size);
            }
        }

        public Size Size
        {
            get
            {
                return Bounds.Size;
            }
            set
            {
                Bounds = new Rectangle(Bounds.Location, value);
            }
        }

        public int X
        {
            get
            {
                return Bounds.X;
            }
            set
            {
                Rectangle old = Bounds;
                Bounds = new Rectangle(value, old.Y, old.Width, old.Height);
            }
        }

        public int Y
        {
            get
            {
                return Bounds.Y;
            }
            set
            {
                Rectangle old = Bounds;
                Bounds = new Rectangle(old.X, value, old.Width, old.Height);
            }
        }

        public int Width
        {
            get
            {
                return ClientSize.Width;
            }
            set
            {
                Rectangle old = ClientRectangle;
                ClientRectangle = new Rectangle(old.X, old.Y, value, old.Height);
            }
        }

        public int Height
        {
            get
            {
                return ClientSize.Height;
            }
            set
            {
                Rectangle old = ClientRectangle;
                Bounds = new Rectangle(old.X, old.Y, old.Width, value);
            }
        }

        public Rectangle ClientRectangle
        {
            get
            {
                return new Rectangle(Point.Empty, ClientSize);
            }
            set
            {
                ClientSize = value.Size;
            }
        }

        public abstract Size ClientSize { get; set; }

        public virtual IInputDriver InputDriver
        {
            get
            {
                return LegacyInputDriver;
            }
        }

        public abstract bool CursorVisible { get; set; }

        public void Dispose()
        {
            Dispose(true);
            GC.SuppressFinalize();
        }

        protected abstract void Dispose(bool disposing);

        [Conditional("DEBUG")]
        ~NativeWindowBase()
        {
            Debug.Print("NativeWindowBase leaked, did you forget to call Dispose()?");
            Dispose(false);
        }
    }
}