diff options
Diffstat (limited to 'src/main.c')
| -rw-r--r-- | src/main.c | 48 |
1 files changed, 48 insertions, 0 deletions
@@ -25,6 +25,10 @@ char LevelName[] = {"predbit6\0QuiteALongNameActually"}; /* the real way to load extern int ScanDrawMode; /* to fix image loading */ extern SCREENDESCRIPTORBLOCK ScreenDescriptorBlock; /* this should be put in a header file */ +extern unsigned char DebouncedKeyboardInput[MAX_NUMBER_OF_INPUT_KEYS]; +extern unsigned char KeyboardInput[MAX_NUMBER_OF_INPUT_KEYS]; +extern int DebouncedGotAnyKey; +extern unsigned char GotAnyKey; PROCESSORTYPES ReadProcessorType() { @@ -65,16 +69,60 @@ int InitialiseWindowsSystem() return 0; } +static int KeySymToKey(int keysym) +{ + switch(keysym) { + case SDLK_ESCAPE: + return KEY_ESCAPE; + case SDLK_RETURN: + return KEY_CR; + + case SDLK_LEFT: + return KEY_LEFT; + case SDLK_RIGHT: + return KEY_RIGHT; + case SDLK_UP: + return KEY_UP; + case SDLK_DOWN: + return KEY_DOWN; + + default: + return -1; + } +} + +static void handle_keypress(int keysym, int press) +{ + int key = KeySymToKey(keysym); + + if (key == -1) + return; + + if (press && !KeyboardInput[key]) { + DebouncedKeyboardInput[key] = 1; + DebouncedGotAnyKey = 1; + } + + GotAnyKey = 1; + KeyboardInput[key] = press; +} + void CheckForWindowsMessages() { SDL_Event event; + GotAnyKey = 0; + DebouncedGotAnyKey = 0; + memset(DebouncedKeyboardInput, 0, sizeof(DebouncedKeyboardInput)); + if (SDL_PollEvent(&event)) { do { switch(event.type) { case SDL_KEYDOWN: + handle_keypress(event.key.keysym.sym, 1); break; case SDL_KEYUP: + handle_keypress(event.key.keysym.sym, 0); break; case SDL_QUIT: SDL_Quit(); |