#ifndef INPUT_H

#define INPUT_H

#include "common.h"

#define IN_MAXKEYS 256

enum {

  IM_SHIFT,

  IM_CAPSLOCK,

  IM_SHIFTLOCK,

  IM_NUMLOCK,

  IM_GROUP,

  IM_SCRLOCK,

  IM_COUNT };

enum {

  IM_SHIFT_BIT     = 1 << IM_SHIFT,

  IM_CAPSLOCK_BIT  = 1 << IM_CAPSLOCK,

  IM_SHIFTLOCK_BIT = 1 << IM_SHIFTLOCK,

  IM_NUMLOCK_BIT   = 1 << IM_NUMLOCK,

  IM_GROUP_BIT     = 1 << IM_GROUP,

  IM_SCRLOCK_BIT   = 1 << IM_SCRLOCK };

typedef struct Input {

  App *app;

  int key0, key1;

  unsigned int keys[IN_MAXKEYS][1 << IM_COUNT];

  unsigned int masks[IM_COUNT];

  int mapKey;

  int mapDown;

  unsigned int modifiers;

} Input;

void inputPrepareKeysyms(unsigned int *ks0, unsigned int *ks1, int *isLetter, int *isKeypad);

int inputChooseKeysym(unsigned int modifiers, unsigned int ks0, unsigned int ks1, int isLetter, int isKeypad);

int inputInit(Input *in, App *app);

void inputDeinit(Input *in);

void inputUpdateLayout(Input *in, int key0, int key1);

void inputUpdateModifiers(Input *in);

int inputKeycode(Input *in, unsigned int keySym);

void inputEvent(Input *in, int keycode, int press);

#endif