Unuk/src/libUnuk/System/Input.cpp

83 lines
2.7 KiB
C++

#include <string.h>
#include "Input.h"
static mouse_t mouse;
static keyboard_t keyboard;
bool _curr_key(int index) {
return(keyboard.keys[index] != 0);
}
bool _old_key(int index) {
return(keyboard.oldKeys[index] != 0);
}
bool _curr_mouse(int button) {
return((mouse.buttons * SDL_BUTTON(button)) != 0);
}
bool _old_mouse(int button) {
return((mouse.oldButtons & SDL_BUTTON(button)) != 0);
}
bool CreateInput(void) {
memset(&keyboard, 0, sizeof(keyboard_t));
memset(&mouse, 0, sizeof(mouse_t));
SDL_PumpEvents();
SDL_PumpEvents();
unsigned char* tempKeys = SDL_GetKeyState(&keyboard.keycount);
keyboard.keys = (unsigned char*)malloc(sizeof(char) * keyboard.keycount);
keyboard.oldKeys = (unsigned char*)malloc(sizeof(char) * keyboard.keycount);
memcpy(keyboard.keys, tempKeys, sizeof(char) * keyboard.keycount);
mouse.buttons = SDL_GetMouseState(&mouse.dx, &mouse.dy);
return true;
}
void UpdateInput(void) {
SDL_PumpEvents();
keyboard.lastChar = -1;
mouse.oldx = mouse.dx;
mouse.oldy = mouse.dy;
mouse.oldButtons = SDL_GetMouseState(&mouse.dx, &mouse.dy);
memcpy(keyboard.oldKeys, keyboard.keys, sizeof(char) * keyboard.keycount);
unsigned char *tmp = SDL_GetKeyState(&keyboard.keycount);
memcpy(keyboard.keys, tmp, sizeof(char) * keyboard.keycount);
keyboard.mods = SDL_GetModState();
SDL_Event event;
while(SDL_PollEvent(&event)) {
if(event.type == SDL_KEYDOWN) {
keyboard.lastChar = event.key.keysym.sym;
}
}
}
char GetKey(void) {
if(keyboard.lastChar != -1)
return (char)keyboard.lastChar;
return 0;
}
unsigned int GetX(void) { return mouse.dx; }
unsigned int GetY(void) { return mouse.dy; }
unsigned int GetOldX(void) { return mouse.oldx; }
unsigned int GetOldY(void) { return mouse.oldy; }
unsigned int GetMods(void) { return keyboard.mods; }
bool KeyDown(int index) { return(_curr_key(index) && !_old_key(index)); }
bool KeyStillDown(int index) { return(_curr_key(index) && _old_key(index)); }
bool KeyUp(int index) { return(!_curr_key(index) && _old_key(index)); }
bool KeyStillUp(int index) { return(!_curr_key(index) && !_old_key(index)); }
bool MouseDown(int button) { return(_curr_mouse(button) && !_old_mouse(button)); }
bool MouseStillDown(int button) { return(_curr_mouse(button) && _old_mouse(button)); }
bool MouseUp(int button) { return(!_curr_mouse(button) && _old_mouse(button)); }
bool MouseStillUp(int button) { return(!_curr_mouse(button) && !_old_mouse(button)); }
void DestroyInput(void) {
free(keyboard.keys);
free(keyboard.oldKeys);
}