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#include <stdlib.h>
#include <stdio.h>
#include <curses.h>
#include <unistd.h>
#define ms 20000
int main(void)
{
WINDOW * mainwin;
if ( (mainwin = initscr()) == NULL ) {
fprintf(stderr, "Error initialising ncurses.\n");
exit(EXIT_FAILURE);
}
start_color();
init_pair(1, COLOR_GREEN, COLOR_BLACK);
init_pair(2, COLOR_CYAN, COLOR_BLACK);
init_pair(3, COLOR_RED, COLOR_BLACK);
init_pair(4, COLOR_YELLOW, COLOR_BLACK);
for (int f = 0; f <= 9; f++){
attron(COLOR_PAIR(1));
for (int i = 1; i <= (19 - (f * 2)); i++) {
move(1 + f, ((11 + f) + i));
addch('X');
refresh();
usleep(ms);
}
attron(COLOR_PAIR(2));
for (int i = 1; i <= (19 - (f * 2) ); i++) {
move((f + i),(30 -f));
addch('X');
refresh();
usleep(ms);
}
attron(COLOR_PAIR(3));
for (int i = 1; i <= (20 - (f * 2)); i++) {
move((20 - f), (31 - (i+f)));
addch('X');
refresh();
usleep(ms);
}
attron(COLOR_PAIR(4));
for (int i = 1; i <= (19 - (f * 2)) ; i++) {
move((20 - (i + f)), (11 + f));
addch('X');
refresh();
usleep(ms);
}
}
refresh();
getch();
delwin(mainwin);
endwin();
refresh();;
}
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