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// license:BSD-3-Clause
// copyright-holders:Curt Coder, Phill Harvey-Smith
/**********************************************************************
QJump/Quanta QL Internal Mouse Interface emulation
**********************************************************************/
#pragma once
#ifndef __QIMI__
#define __QIMI__
#include "emu.h"
//**************************************************************************
// INTERFACE CONFIGURATION MACROS
//**************************************************************************
#define MCFG_QIMI_EXTINT_CALLBACK(_write) \
devcb = &qimi_t::set_exting_wr_callback(*device, DEVCB_##_write);
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
// ======================> qimi_t
class qimi_t : public device_t
{
public:
// construction/destruction
qimi_t(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
template<class _Object> static devcb_base &set_exting_wr_callback(device_t &device, _Object object) { return downcast<qimi_t &>(device).m_write_extint.set_callback(object); }
// optional information overrides
virtual ioport_constructor device_input_ports() const;
UINT8 read(address_space &space, offs_t offset, UINT8 data);
DECLARE_WRITE8_MEMBER( write );
DECLARE_INPUT_CHANGED_MEMBER( mouse_x_changed );
DECLARE_INPUT_CHANGED_MEMBER( mouse_y_changed );
protected:
// device-level overrides
virtual void device_start();
virtual void device_reset();
private:
enum
{
ST_Y_DIR = 0x01,
ST_X_INT = 0x04,
ST_X_DIR = 0x10,
ST_Y_INT = 0x20
};
devcb_write_line m_write_extint;
required_ioport m_buttons;
UINT8 m_status;
bool m_extint_en;
};
// device type definition
extern const device_type QIMI;
#endif
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