controllable camera

[tacos.git] / src / app / keymap.cpp

diff --git a/src/app/keymap.cpp b/src/app/keymap.cpp
new file mode 100644 (file)
index 0000000..6fa41a1
--- /dev/null
+++ b/src/app/keymap.cpp
@@ -0,0 +1,44 @@
+#include "keymap.hpp"
+
+#include <stdexcept>
+
+
+namespace tacos {
+
+Keymap::Keymap()
+: codemap{ NONE } {
+
+}
+
+void Keymap::Map(SDL_Scancode scancode, Action action) {
+       if (scancode > MAX_SCANCODE) {
+               throw std::runtime_error("cannot map out of bounds scancode");
+       }
+       codemap[scancode] = action;
+}
+
+Keymap::Action Keymap::Lookup(SDL_Scancode scancode) const {
+       if (scancode < NUM_SCANCODES) {
+               return codemap[scancode];
+       } else {
+               return NONE;
+       }
+}
+
+void Keymap::LoadDefault() {
+       Map(SDL_SCANCODE_ESCAPE, EXIT);
+       Map(SDL_SCANCODE_W, CAMERA_FORWARD);
+       Map(SDL_SCANCODE_S, CAMERA_BACK);
+       Map(SDL_SCANCODE_A, CAMERA_LEFT);
+       Map(SDL_SCANCODE_D, CAMERA_RIGHT);
+       Map(SDL_SCANCODE_Q, CAMERA_YAW_CW);
+       Map(SDL_SCANCODE_E, CAMERA_YAW_CCW);
+       Map(SDL_SCANCODE_INSERT, CAMERA_PITCH_CCW);
+       Map(SDL_SCANCODE_DELETE, CAMERA_PITCH_CW);
+       Map(SDL_SCANCODE_HOME, CAMERA_UP);
+       Map(SDL_SCANCODE_END, CAMERA_DOWN);
+       Map(SDL_SCANCODE_PAGEUP, CAMERA_NEARER);
+       Map(SDL_SCANCODE_PAGEDOWN, CAMERA_FARTHER);
+}
+
+}