Opentk/Source/OpenTK/Graphics/GraphicsContextBase.cs
thefiddler e81d8da068 [OpenTK] Reduce duplication in GraphicsContextBase
Inheritors now take advantage of base class functionality to avoid
duplicating finalizers and warning messages.
2014-07-23 10:08:57 +02:00

132 lines
3.7 KiB
C#

#region License
//
// GraphicsContextBase.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.Diagnostics;
using System.Text;
using OpenTK.Platform;
namespace OpenTK.Graphics
{
// Provides the foundation for all IGraphicsContext implementations.
abstract class GraphicsContextBase : IGraphicsContext, IGraphicsContextInternal
{
#region Fields
bool disposed;
protected ContextHandle Handle;
protected GraphicsMode Mode;
#endregion
#region IGraphicsContext Members
public abstract void SwapBuffers();
public abstract void MakeCurrent(IWindowInfo window);
public abstract bool IsCurrent { get; }
public bool IsDisposed
{
get { return disposed; }
protected set { disposed = value; }
}
public bool VSync
{
get { return SwapInterval > 0; }
set
{
if (value && SwapInterval <= 0)
SwapInterval = 1;
else if (!value && SwapInterval > 0)
SwapInterval = 0;
}
}
public abstract int SwapInterval { get; set; }
public virtual void Update(IWindowInfo window) { }
public GraphicsMode GraphicsMode { get { return Mode; } }
public bool ErrorChecking
{
get { throw new NotImplementedException(); }
set { throw new NotImplementedException(); }
}
#endregion
#region IGraphicsContextInternal Members
public IGraphicsContext Implementation { get { return this; } }
public abstract void LoadAll();
public ContextHandle Context { get { return Handle; } }
// This function is no longer used.
// The GraphicsContext facade will
// always call the IntPtr overload.
public IntPtr GetAddress(string function)
{
throw new NotImplementedException();
}
public abstract IntPtr GetAddress(IntPtr function);
#endregion
#region IDisposable Members
public void Dispose()
{
Dispose(true);
GC.SuppressFinalize(this);
}
protected abstract void Dispose(bool disposing);
#if DEBUG
~GraphicsContextBase()
{
Dispose(false);
Debug.Print("[Warning] {0}:{1} leaked. Did you forget to call Dispose()?",
GetType().FullName, Handle);
}
#endif
#endregion
}
}