BizHawk/waterbox/pcfx/input/mouse.cpp

89 lines
1.9 KiB
C++

/******************************************************************************/
/* Mednafen NEC PC-FX Emulation Module */
/******************************************************************************/
/* mouse.cpp:
** Copyright (C) 2007-2016 Mednafen Team
**
** This program 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.
**
** This program 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 this program; if not, write to the Free Software Foundation, Inc.,
** 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include "../pcfx.h"
#include "../input.h"
#include "mouse.h"
namespace MDFN_IEN_PCFX
{
class PCFX_Input_Mouse : public PCFX_Input_Device
{
public:
PCFX_Input_Mouse(int which)
{
dx = 0;
dy = 0;
button = 0;
}
virtual ~PCFX_Input_Mouse() override
{
}
virtual uint32 ReadTransferTime(void) override
{
return (1536);
}
virtual uint32 WriteTransferTime(void) override
{
return (1536);
}
virtual uint32 Read(void) override
{
return FX_SIG_MOUSE << 28 | button << 16 | dx << 8 | dy;
}
virtual void Write(uint32 data) override
{
}
virtual void Power(void) override
{
button = 0;
dx = 0;
dy = 0;
}
virtual void Frame(uint32_t data) override
{
dx = data;
dy = data >> 8;
button = data >> 16 & 3;
}
private:
int8 dx, dy;
// 76543210
// ......RL
uint8 button;
};
PCFX_Input_Device *PCFXINPUT_MakeMouse(int which)
{
return new PCFX_Input_Mouse(which);
}
}