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#ifndef _MICROTOUCH_H
#define _MICROTOUCH_H
#include "emu.h"
typedef int (*microtouch_touch_func)(int *touch_x, int *touch_y);
#define MICROTOUCH_TOUCH(name) int name(int *touch_x, int *touch_y)
struct microtouch_interface
{
devcb_write8 m_out_tx_cb;
microtouch_touch_func m_out_touch_cb;
};
class microtouch_device :
public device_t,
public microtouch_interface
{
public:
microtouch_device(const machine_config &mconfig, device_type type, const char* name, const char *tag, device_t *owner, UINT32 clock);
microtouch_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
virtual ioport_constructor device_input_ports() const;
DECLARE_WRITE8_MEMBER(rx);
DECLARE_INPUT_CHANGED_MEMBER(touch);
protected:
virtual void device_start();
virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr);
virtual void device_config_complete();
virtual void tx(UINT8 data) { m_out_tx_func(0, data); }
emu_timer* m_timer;
private:
int check_command( const char* commandtocheck, int command_len, UINT8* command_data );
void send_format_table_packet(UINT8 flag, int x, int y);
void send_format_decimal_packet(int x, int y);
void send_touch_packet();
enum
{
FORMAT_UNKNOWN,
FORMAT_TABLET,
FORMAT_DECIMAL
};
enum
{
MODE_INACTIVE,
MODE_STREAM,
MODE_POINT
};
UINT8 m_rx_buffer[16];
int m_rx_buffer_ptr;
UINT8 m_tx_buffer[16];
UINT8 m_tx_buffer_num;
UINT8 m_tx_buffer_ptr;
int m_reset_done;
int m_format;
int m_mode;
int m_last_touch_state;
int m_last_x;
int m_last_y;
devcb_resolved_write8 m_out_tx_func;
};
extern const device_type MICROTOUCH;
#define MCFG_MICROTOUCH_ADD(_tag, _intrf) \
MCFG_DEVICE_ADD(_tag, MICROTOUCH, 0) \
MCFG_DEVICE_CONFIG(_intrf)
struct microtouch_serial_interface
{
devcb_write_line m_out_stx_cb;
};
class microtouch_serial_device
: public microtouch_device,
public device_serial_interface,
public microtouch_serial_interface
{
public:
microtouch_serial_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
DECLARE_WRITE_LINE_MEMBER(rx) { check_for_start(state); }
protected:
virtual void device_start();
virtual void device_config_complete();
virtual void tx(UINT8 data);
virtual void input_callback(UINT8 state) { m_input_state = state; }
virtual void tra_callback();
virtual void tra_complete();
virtual void rcv_complete();
private:
bool m_output_valid;
UINT8 m_output;
devcb_resolved_write_line m_out_stx_func;
};
extern const device_type MICROTOUCH_SERIAL;
#define MCFG_MICROTOUCH_SERIAL_ADD(_tag, _intrf, _clock) \
MCFG_DEVICE_ADD(_tag, MICROTOUCH_SERIAL, _clock) \
MCFG_DEVICE_CONFIG(_intrf)
#endif //_MICROTOUCH_H
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