Source/OpenTK/Platform/Dummy/DummyGLContext.cs

#region --- License ---
/* Licensed under the MIT/X11 license.
 * Copyright (c) 2006-2008 the OpenTK Team.
 * This notice may not be removed from any source distribution.
 * See license.txt for licensing detailed licensing details.
 */
#endregion

using System;
using System.Collections.Generic;
using System.Text;
using OpenTK.Graphics;

namespace OpenTK.Platform.Dummy
{
    internal sealed class DummyGLContext : DesktopGraphicsContext
    {
        // This mode is not real. To receive a real mode we'd have to create a temporary context, which is not desirable!
        bool vsync;
        static int handle_count;

        #region --- Constructors ---

        public DummyGLContext()
            : this(new ContextHandle(new IntPtr(++handle_count)))
        {
            Mode = new GraphicsMode(new IntPtr(2), 32, 16, 0, 0, 0, 2, false);
        }
        
        public DummyGLContext(ContextHandle handle)
        {
            Handle = handle;
        }

        #endregion

        #region --- IGraphicsContext Members ---

        public void CreateContext(bool direct, IGraphicsContext source)
        {
            if (Handle == ContextHandle.Zero)
            {
                ++handle_count;
                Handle = new ContextHandle((IntPtr)handle_count);
            }
        }

        public override void SwapBuffers() { }
        public override void MakeCurrent(IWindowInfo info) { }
        public override bool IsCurrent { get { return true; } }

        public override IntPtr GetAddress(string function) { return IntPtr.Zero; }

        public override bool VSync { get { return vsync; } set { vsync = value; } }

        public override void Update(IWindowInfo window)
        { }

        #endregion

        #region IGraphicsContextInternal Members

        public override void LoadAll()
        {
        }

        #endregion

        #region --- IDisposable Members ---

        public override void Dispose() { IsDisposed = true; }

        #endregion
    }
}

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