source/src/vm/pc8201/keyboard.h

   1 /*
   2         NEC PC-8201 Emulator 'ePC-8201'
   3
   4         Author : Takeda.Toshiya
   5         Date   : 2009.03.31-
   6
   7         [ keyboard ]
   8 */
   9
  10 #ifndef _KEYBOARD_H_
  11 #define _KEYBOARD_H_
  12
  13 #include "../vm.h"
  14 #include "../../emu.h"
  15 #include "../device.h"
  16
  17 #define SIG_KEYBOARD_COLUMN_L   0
  18 #define SIG_KEYBOARD_COLUMN_H   1
  19
  20 namespace PC8201 {
  21
  22 class KEYBOARD : public DEVICE
  23 {
  24 private:
  25         const uint8_t* key_stat;
  26         uint16_t column;
  27         bool caps, kana;
  28
  29 public:
  30         KEYBOARD(VM_TEMPLATE* parent_vm, EMU* parent_emu) : DEVICE(parent_vm, parent_emu)
  31         {
  32                 set_device_name(_T("Keyboard"));
  33         }
  34         ~KEYBOARD() {}
  35
  36         // common functions
  37         void initialize();
  38         uint32_t read_io8(uint32_t addr);
  39         void write_signal(int id, uint32_t data, uint32_t mask);
  40         bool process_state(FILEIO* state_fio, bool loading);
  41
  42         // unique functions
  43         void key_down(int code);
  44         bool get_caps_locked()
  45         {
  46                 return caps;
  47         }
  48         bool get_kana_locked()
  49         {
  50                 return kana;
  51         }
  52 };
  53
  54 }
  55 #endif