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// license:???
// copyright-holders:???
/**********************************************************************
Nintendo Family Computer & Entertainment System controller port
emulation
Copyright MESS Team.
Visit http://mamedev.org for licensing and usage restrictions.
**********************************************************************
**********************************************************************/
#pragma once
#ifndef __NES_CONTROL_PORT__
#define __NES_CONTROL_PORT__
#include "emu.h"
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
class nes_control_port_device;
// ======================> device_nes_control_port_interface
class device_nes_control_port_interface : public device_slot_card_interface
{
public:
// construction/destruction
device_nes_control_port_interface(const machine_config &mconfig, device_t &device);
virtual ~device_nes_control_port_interface();
virtual UINT8 read_bit0() { return 0; };
virtual UINT8 read_bit34() { return 0; };
virtual UINT8 read_exp(offs_t offset) { return 0; };
virtual void write(UINT8 data) { };
protected:
nes_control_port_device *m_port;
};
typedef device_delegate<bool (int x, int y)> nesctrl_brightpixel_delegate;
#define NESCTRL_BRIGHTPIXEL_CB(name) bool name(int x, int y)
// ======================> nes_control_port_device
class nes_control_port_device : public device_t,
public device_slot_interface
{
public:
// construction/destruction
nes_control_port_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
virtual ~nes_control_port_device();
static void set_brightpixel_callback(device_t &device, nesctrl_brightpixel_delegate callback) { downcast<nes_control_port_device &>(device).m_brightpixel_cb = callback; }
UINT8 read_bit0();
UINT8 read_bit34();
UINT8 read_exp(offs_t offset);
void write(UINT8 data);
nesctrl_brightpixel_delegate m_brightpixel_cb;
protected:
// device-level overrides
virtual void device_start();
device_nes_control_port_interface *m_device;
};
// device type definition
extern const device_type NES_CONTROL_PORT;
//**************************************************************************
// INTERFACE CONFIGURATION MACROS
//**************************************************************************
#define MCFG_NES_CONTROL_PORT_ADD(_tag, _slot_intf, _def_slot) \
MCFG_DEVICE_ADD(_tag, NES_CONTROL_PORT, 0) \
MCFG_DEVICE_SLOT_INTERFACE(_slot_intf, _def_slot, false)
// currently this is emulated as a control port...
#define MCFG_FC_EXPANSION_PORT_ADD(_tag, _slot_intf, _def_slot) \
MCFG_DEVICE_ADD(_tag, NES_CONTROL_PORT, 0) \
MCFG_DEVICE_SLOT_INTERFACE(_slot_intf, _def_slot, false)
#define MCFG_NESCTRL_BRIGHTPIXEL_CB(_class, _method) \
nes_control_port_device::set_brightpixel_callback(*device, nesctrl_brightpixel_delegate(&_class::_method, #_class "::" #_method, downcast<_class *>(owner)));
SLOT_INTERFACE_EXTERN( nes_control_port1_devices );
SLOT_INTERFACE_EXTERN( nes_control_port2_devices );
SLOT_INTERFACE_EXTERN( fc_control_port1_devices );
SLOT_INTERFACE_EXTERN( fc_control_port2_devices );
SLOT_INTERFACE_EXTERN( fc_expansion_devices );
#endif
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