drawing.h

` typedef struct { int width; /* not limit of data[0] width simply symbolic / int height; char* data; } Image;

typedef struct { int width; /* not limit of data[0] width simply symbolic / int height; int frames; int fps; char** data; } Image;

void d_hline( int y, int x, char* str, int length );

void d_vline( int y, int x, char* str, int length );

void d_str( int y, int x, char* str );

void d_rect( int y, int x, int height, int width ); `

term.h

` extern int t_row, t_col;

extern void t_init();

extern void t_cleanup();

extern void t_getsize(); `

engine.h

` extern double e_game_time; extern double e_game_speed;

extern void ( *e_keyboard_handler )( int ); extern void ( *e_sigwinch_handler )();

extern void e_init();

extern void e_stop();

extern double e_delta(); `