158 lines
4.5 KiB
C#
158 lines
4.5 KiB
C#
#region License
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//
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// The Open Toolkit Library License
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//
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// Copyright (c) 2006 - 2009 the Open Toolkit library, except where noted.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights to
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// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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// the Software, and to permit persons to whom the Software is furnished to do
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// so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in all
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// copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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// OTHER DEALINGS IN THE SOFTWARE.
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//
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#endregion
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using System;
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using System.Collections.Generic;
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using System.Text;
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using System.Windows.Forms;
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using OpenTK.Graphics;
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using OpenTK.Platform;
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namespace OpenTK
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{
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class WinGLControl : IGLControl
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{
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#region P/Invoke declarations
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#region Message
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struct MSG
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{
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public IntPtr HWnd;
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public uint Message;
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public IntPtr WParam;
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public IntPtr LParam;
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public uint Time;
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public POINT Point;
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//internal object RefObject;
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public override string ToString()
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{
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return String.Format("msg=0x{0:x} ({1}) hwnd=0x{2:x} wparam=0x{3:x} lparam=0x{4:x} pt=0x{5:x}", (int)Message, Message.ToString(), HWnd.ToInt32(), WParam.ToInt32(), LParam.ToInt32(), Point);
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}
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}
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#endregion
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#region Point
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struct POINT
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{
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public int X;
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public int Y;
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public POINT(int x, int y)
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{
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this.X = x;
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this.Y = y;
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}
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public System.Drawing.Point ToPoint()
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{
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return new System.Drawing.Point(X, Y);
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}
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public override string ToString()
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{
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return "Point {" + X.ToString() + ", " + Y.ToString() + ")";
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}
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}
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#endregion
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#region PeekMessage
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[System.Security.SuppressUnmanagedCodeSecurity]
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[System.Runtime.InteropServices.DllImport("User32.dll")]
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static extern bool PeekMessage(ref MSG msg, IntPtr hWnd, int messageFilterMin, int messageFilterMax, int flags);
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#endregion
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#region
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#endregion
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#endregion
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#region Fields
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MSG msg = new MSG();
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IWindowInfo window_info;
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GraphicsMode mode;
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#endregion
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#region Constructors
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public WinGLControl(GraphicsMode mode, Control control)
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{
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this.mode = mode;
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control.HandleCreated += delegate(object sender, EventArgs e)
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{
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if (window_info != null)
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window_info.Dispose();
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window_info = Utilities.CreateWindowInfo(mode, ((Control)sender).Handle, true);
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};
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control.HandleDestroyed += delegate(object sender, EventArgs e)
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{
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if (window_info != null)
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{
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window_info.Dispose();
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window_info = null;
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}
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};
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}
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#endregion
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#region IGLControl Members
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public IGraphicsContext CreateContext(int major, int minor, GraphicsContextFlags flags)
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{
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return new GraphicsContext(mode, window_info, major, minor, flags);
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}
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public bool IsIdle
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{
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get { return !PeekMessage(ref msg, IntPtr.Zero, 0, 0, 0); }
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}
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public IWindowInfo WindowInfo
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{
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get
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{
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// This method forces the creation of the control. Beware of this side-effect!
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return window_info;
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}
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}
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#endregion
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}
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}
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