make buttons configurable

[blank.git] / src / ui / Keymap.hpp

diff --git a/src/ui/Keymap.hpp b/src/ui/Keymap.hpp
new file mode 100644 (file)
index 0000000..e96179a
--- /dev/null
+++ b/src/ui/Keymap.hpp
@@ -0,0 +1,72 @@
+#ifndef BLANK_UI_KEYMAP_HPP_
+#define BLANK_UI_KEYMAP_HPP_
+
+#include <iosfwd>
+#include <string>
+#include <SDL.h>
+
+
+namespace blank {
+
+class Keymap {
+
+public:
+       enum Action {
+               NONE,
+
+               MOVE_FORWARD,
+               MOVE_BACKWARD,
+               MOVE_LEFT,
+               MOVE_RIGHT,
+               MOVE_UP,
+               MOVE_DOWN,
+
+               BLOCK_FACE,
+               BLOCK_TURN,
+               BLOCK_NEXT,
+               BLOCK_PREV,
+
+               BLOCK_PLACE,
+               BLOCK_PICK,
+               BLOCK_REMOVE,
+
+               TOGGLE_COLLISION,
+               TOGGLE_AUDIO,
+               TOGGLE_VISUAL,
+               TOGGLE_DEBUG,
+
+               PRINT_BLOCK,
+               PRINT_CHUNK,
+               PRINT_LIGHT,
+               PRINT_SELECTION,
+
+               EXIT,
+       };
+
+       static constexpr unsigned int MAX_SCANCODE = 0xFF;
+       static constexpr unsigned int NUM_SCANCODES = MAX_SCANCODE + 1;
+
+public:
+       Keymap();
+
+       void Map(SDL_Scancode scancode, Action);
+       Action Lookup(SDL_Scancode scancode);
+       Action Lookup(const SDL_Keysym &s) { return Lookup(s.scancode); }
+       Action Lookup(const SDL_KeyboardEvent &e) { return Lookup(e.keysym); }
+
+       void LoadDefault();
+
+       void Load(std::istream &);
+       void Save(std::ostream &);
+
+       static const char *ActionToString(Action);
+       static Action StringToAction(const std::string &);
+
+private:
+       Action codemap[NUM_SCANCODES];
+
+};
+
+}
+
+#endif