Opentk/Source/OpenTK/Platform/DisplayDeviceBase.cs

#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

using System;
using System.Collections.Generic;
using System.Text;

namespace OpenTK.Platform
{
    abstract class DisplayDeviceBase : IDisplayDeviceDriver
    {
        protected readonly List<DisplayDevice> AvailableDevices = new List<DisplayDevice>();
        protected DisplayDevice Primary;

        public abstract bool TryChangeResolution(DisplayDevice device, DisplayResolution resolution);
        public abstract bool TryRestoreResolution(DisplayDevice device);

        // Gets the DisplayDevice that corresponds to the specified index.
        public virtual DisplayDevice GetDisplay(DisplayIndex index)
        {
            if (index == DisplayIndex.Primary)
                return Primary;
            else if ((int)index >= 0 && (int)index < AvailableDevices.Count)
                return AvailableDevices[(int)index];
            else
                return null;
        }
    }
}