freebsd-dev/lib/libncurses/TESTS/firework.c
1994-10-07 08:58:58 +00:00

114 lines
2.9 KiB
C

#include <stdio.h>
#include <signal.h>
#include <ncurses.h>
#include <ctype.h>
#include <sys/types.h>
#include <time.h>
void explode();
int main()
{
int start,end,row,diff,flag,direction,seed;
initscr();
if (has_colors())
start_color();
seed = time((time_t *)0);
srand(seed);
cbreak();
for (;;) {
do {
start = rand() % (COLS -3);
end = rand() % (COLS - 3);
start = (start < 2) ? 2 : start;
end = (end < 2) ? 2 : end;
direction = (start > end) ? -1 : 1;
diff = abs(start-end);
} while (diff<2 || diff>=LINES-2);
attrset(A_NORMAL);
for (row=0;row<diff;row++) {
mvprintw(LINES - row,start + (row * direction),
(direction < 0) ? "\\" : "/");
if (flag++) {
refresh();
erase();
flag = 0;
}
}
if (flag++) {
refresh();
flag = 0;
}
seed = time((time_t *)0);
srand(seed);
explode(LINES-row,start+(diff*direction));
erase();
refresh();
}
endwin();
exit(0);
}
void explode(int row, int col)
{
erase();
mvprintw(row,col,"-");
refresh();
init_pair(1,get_colour(),COLOR_BLACK);
attrset(COLOR_PAIR(1));
mvprintw(row-1,col-1," - ");
mvprintw(row,col-1,"-+-");
mvprintw(row+1,col-1," - ");
refresh();
init_pair(1,get_colour(),COLOR_BLACK);
attrset(COLOR_PAIR(1));
mvprintw(row-2,col-2," --- ");
mvprintw(row-1,col-2,"-+++-");
mvprintw(row, col-2,"-+#+-");
mvprintw(row+1,col-2,"-+++-");
mvprintw(row+2,col-2," --- ");
refresh();
init_pair(1,get_colour(),COLOR_BLACK);
attrset(COLOR_PAIR(1));
mvprintw(row-2,col-2," +++ ");
mvprintw(row-1,col-2,"++#++");
mvprintw(row, col-2,"+# #+");
mvprintw(row+1,col-2,"++#++");
mvprintw(row+2,col-2," +++ ");
refresh();
init_pair(1,get_colour(),COLOR_BLACK);
attrset(COLOR_PAIR(1));
mvprintw(row-2,col-2," # ");
mvprintw(row-1,col-2,"## ##");
mvprintw(row, col-2,"# #");
mvprintw(row+1,col-2,"## ##");
mvprintw(row+2,col-2," # ");
refresh();
init_pair(1,get_colour(),COLOR_BLACK);
attrset(COLOR_PAIR(1));
mvprintw(row-2,col-2," # # ");
mvprintw(row-1,col-2,"# #");
mvprintw(row, col-2," ");
mvprintw(row+1,col-2,"# #");
mvprintw(row+2,col-2," # # ");
refresh();
return;
}
int get_colour()
{
int attr;
attr = (rand() % 16)+1;
if (attr == 1 || attr == 9)
attr = COLOR_RED;
if (attr > 8)
attr |= A_BOLD;
return(attr);
}