source/src/vm/mz700/keyboard.h

   1 /*
   2         SHARP MZ-700 Emulator 'EmuZ-700'
   3         SHARP MZ-800 Emulator 'EmuZ-800'
   4         SHARP MZ-1500 Emulator 'EmuZ-1500'
   5
   6         Author : Takeda.Toshiya
   7         Date   : 2008.06.05 -
   8
   9         [ keyboard ]
  10 */
  11
  12 #ifndef _KEYBOARD_H_
  13 #define _KEYBOARD_H_
  14
  15 #include "../vm.h"
  16 #include "../../emu.h"
  17 #include "../device.h"
  18
  19 #define SIG_KEYBOARD_COLUMN     0
  20
  21 class KEYBOARD : public DEVICE
  22 {
  23 private:
  24         DEVICE *d_pio;
  25
  26         const uint8_t* key_stat;
  27         uint8_t column;
  28         void update_key();
  29
  30 public:
  31         KEYBOARD(VM* parent_vm, EMU* parent_emu) : DEVICE(parent_vm, parent_emu)
  32         {
  33                 set_device_name(_T("Keyboard"));
  34         }
  35         ~KEYBOARD() {}
  36
  37         // common functions
  38         void initialize();
  39         void write_signal(int id, uint32_t data, uint32_t mask);
  40         void event_frame();
  41         void decl_state();
  42         void save_state(FILEIO* state_fio);
  43         bool load_state(FILEIO* state_fio);
  44
  45         // unique function
  46         void set_context_pio(DEVICE* device)
  47         {
  48                 d_pio = device;
  49         }
  50 };
  51
  52 #endif