source/src/vm/mz80k/keyboard.h

   1 /*
   2         SHARP MZ-80K/C Emulator 'EmuZ-80K'
   3         SHARP MZ-1200 Emulator 'EmuZ-1200'
   4
   5         Author : Takeda.Toshiya
   6         Date   : 2010.08.18-
   7
   8         [ keyboard ]
   9 */
  10
  11 #ifndef _KEYBOARD_H_
  12 #define _KEYBOARD_H_
  13
  14 #include "../vm.h"
  15 #include "../../emu.h"
  16 #include "../device.h"
  17
  18 #define SIG_KEYBOARD_COLUMN     0
  19
  20 namespace MZ80 {
  21
  22 class KEYBOARD : public DEVICE
  23 {
  24 private:
  25         DEVICE *d_pio;
  26
  27 #if defined(_MZ80K) || defined(_MZ1200)
  28         uint8_t key_buf[256];
  29 #endif
  30         const uint8_t* key_stat;
  31         uint8_t column;
  32         bool kana;
  33         void update_key();
  34
  35 public:
  36         KEYBOARD(VM_TEMPLATE* parent_vm, EMU* parent_emu) : DEVICE(parent_vm, parent_emu)
  37         {
  38                 set_device_name(_T("Keyboard"));
  39         }
  40         ~KEYBOARD() {}
  41
  42         // common functions
  43         void initialize();
  44         void write_signal(int id, uint32_t data, uint32_t mask);
  45         void event_frame();
  46         bool process_state(FILEIO* state_fio, bool loading);
  47
  48         // unique functions
  49         void set_context_pio(DEVICE* device)
  50         {
  51                 d_pio = device;
  52         }
  53         void key_down(int code);
  54         bool get_caps_locked()
  55         {
  56 //              return caps;
  57                 return true;
  58         }
  59         bool get_kana_locked()
  60         {
  61                 return kana;
  62         }
  63 };
  64
  65 }
  66 #endif