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/*     Copyright 2019 Diligent Graphics LLC
 *  
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 * 
 *     http://www.apache.org/licenses/LICENSE-2.0
 * 
 *  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 OF ANY PROPRIETARY RIGHTS.
 *
 *  In no event and under no legal theory, whether in tort (including negligence), 
 *  contract, or otherwise, unless required by applicable law (such as deliberate 
 *  and grossly negligent acts) or agreed to in writing, shall any Contributor be
 *  liable for any damages, including any direct, indirect, special, incidental, 
 *  or consequential damages of any character arising as a result of this License or 
 *  out of the use or inability to use the software (including but not limited to damages 
 *  for loss of goodwill, work stoppage, computer failure or malfunction, or any and 
 *  all other commercial damages or losses), even if such Contributor has been advised 
 *  of the possibility of such damages.
 */

#pragma once

namespace Diligent
{

class AppBase
{
public:
    virtual ~AppBase() {}

    virtual void        ProcessCommandLine(const char* CmdLine) = 0;
    virtual const char* GetAppTitle() const                     = 0;
    virtual void        Update(double CurrTime, double ElapsedTime){};
    virtual void        Render()                            = 0;
    virtual void        Present()                           = 0;
    virtual void        WindowResize(int width, int height) = 0;
    virtual void        GetDesiredInitialWindowSize(int& width, int& height)
    {
        width  = 0;
        height = 0;
    }
};

} // namespace Diligent