nestopia/source/core/input/NstInpAdapter.hpp
2012-09-02 13:13:55 -04:00

120 lines
2.9 KiB
C++

////////////////////////////////////////////////////////////////////////////////////////
//
// Nestopia - NES/Famicom emulator written in C++
//
// Copyright (C) 2003-2008 Martin Freij
//
// This file is part of Nestopia.
//
// Nestopia is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
//
// Nestopia is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Nestopia; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
//
////////////////////////////////////////////////////////////////////////////////////////
#ifndef NST_INPUT_ADAPTER_H
#define NST_INPUT_ADAPTER_H
#ifdef NST_PRAGMA_ONCE
#pragma once
#endif
namespace Nes
{
namespace Core
{
namespace Input
{
class NST_NO_VTABLE Adapter
{
protected:
typedef Api::Input::Adapter Type;
Type type;
explicit Adapter(Type);
public:
virtual ~Adapter() {}
virtual void Reset() = 0;
virtual void BeginFrame(Controllers*) = 0;
virtual void EndFrame() = 0;
virtual void Initialize(bool) = 0;
virtual void Poke(uint) = 0;
virtual uint Peek(uint) = 0;
virtual uint NumPorts() const = 0;
virtual Device& GetDevice(uint) const = 0;
virtual Device& Connect(uint,Device&) = 0;
virtual bool SetType(Type) = 0;
Type GetType() const
{
return type;
}
};
class AdapterTwo : public Adapter
{
~AdapterTwo() {}
void Reset();
void BeginFrame(Controllers*);
void EndFrame();
void Initialize(bool);
void Poke(uint);
uint Peek(uint);
uint NumPorts() const;
Device& GetDevice(uint) const;
Device& Connect(uint,Device&);
bool SetType(Type);
Device* devices[2];
public:
AdapterTwo(Device&,Device&,Type=Api::Input::ADAPTER_NES);
};
class AdapterFour : public Adapter
{
~AdapterFour() {}
void Reset();
void BeginFrame(Controllers*);
void EndFrame();
void Initialize(bool);
uint Peek(uint);
void Poke(uint);
uint NumPorts() const;
Device& GetDevice(uint) const;
Device& Connect(uint,Device&);
bool SetType(Type);
uint increaser;
uint count[2];
Device* devices[4];
public:
AdapterFour(Device&,Device&,Device&,Device&,Type=Api::Input::ADAPTER_NES);
void SaveState(State::Saver&,dword) const;
void LoadState(State::Loader&);
};
}
}
}
#endif