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/**********************************************************************
Sega Master System "Graphic Board" emulation
Copyright MESS Team.
Visit http://mamedev.org for licensing and usage restrictions.
**********************************************************************/
#pragma once
#ifndef __SMS_GRAPHIC__
#define __SMS_GRAPHIC__
#include "emu.h"
#include "smsctrl.h"
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
// ======================> sms_graphic_device
class sms_graphic_device : public device_t,
public device_sms_control_port_interface
{
public:
// construction/destruction
sms_graphic_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
// optional information overrides
virtual ioport_constructor device_input_ports() const;
protected:
// device-level overrides
virtual void device_start();
// device_sms_control_port_interface overrides
virtual UINT8 peripheral_r();
virtual void peripheral_w(UINT8 data);
private:
required_ioport m_buttons;
required_ioport m_x;
required_ioport m_y;
int m_index;
UINT8 m_previous_write;
UINT8 m_pressure;
};
// device type definition
extern const device_type SMS_GRAPHIC;
#endif
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