src/ui/Keymap.hpp

   1 #ifndef BLANK_UI_KEYMAP_HPP_
   2 #define BLANK_UI_KEYMAP_HPP_
   3
   4 #include <iosfwd>
   5 #include <string>
   6 #include <SDL.h>
   7
   8
   9 namespace blank {
  10
  11 class Keymap {
  12
  13 public:
  14         enum Action {
  15                 NONE,
  16
  17                 MOVE_FORWARD,
  18                 MOVE_BACKWARD,
  19                 MOVE_LEFT,
  20                 MOVE_RIGHT,
  21                 MOVE_UP,
  22                 MOVE_DOWN,
  23
  24                 BLOCK_FACE,
  25                 BLOCK_TURN,
  26                 BLOCK_NEXT,
  27                 BLOCK_PREV,
  28
  29                 BLOCK_PLACE,
  30                 BLOCK_PICK,
  31                 BLOCK_REMOVE,
  32
  33                 TOGGLE_COLLISION,
  34                 TOGGLE_AUDIO,
  35                 TOGGLE_VISUAL,
  36                 TOGGLE_DEBUG,
  37
  38                 EXIT,
  39         };
  40
  41         static constexpr unsigned int MAX_SCANCODE = 0xFF;
  42         static constexpr unsigned int NUM_SCANCODES = MAX_SCANCODE + 1;
  43
  44 public:
  45         Keymap();
  46
  47         void Map(SDL_Scancode scancode, Action);
  48         Action Lookup(SDL_Scancode scancode);
  49         Action Lookup(const SDL_Keysym &s) { return Lookup(s.scancode); }
  50         Action Lookup(const SDL_KeyboardEvent &e) { return Lookup(e.keysym); }
  51
  52         void LoadDefault();
  53
  54         void Load(std::istream &);
  55         void Save(std::ostream &);
  56
  57         static const char *ActionToString(Action);
  58         static Action StringToAction(const std::string &);
  59
  60 private:
  61         Action codemap[NUM_SCANCODES];
  62
  63 };
  64
  65 }
  66
  67 #endif