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30 * Author: Thomas E. Dickey
32 * $Id: dots_xcurses.c,v 1.8 2017/10/12 00:20:41 tom Exp $
34 * A simple demo of the wide-curses interface used for comparison with termcap.
36 #include <test.priv.h>
38 #if !defined(__MINGW32__)
47 #define NewPair(n) x_option ? ((void *)&(n)) : NULL
49 #define NewPair(n) NULL
52 #define InitPair(p,fg,bg) init_pair((short) (p), (short) (fg), (short) (bg))
54 static bool interrupted = FALSE;
55 static long total_chars = 0;
56 static time_t started;
58 #ifdef NCURSES_VERSION
59 static bool d_option = FALSE;
60 static bool x_option = FALSE;
68 printf("\n\n%ld total cells, rate %.2f/sec\n",
70 ((double) (total_chars) / (double) (time((time_t *) 0) - started)));
74 onsig(int n GCC_UNUSED)
82 long r = (rand() & 077777);
83 return ((double) r / 32768.);
87 mypair(int fg, int bg)
92 result = alloc_pair(fg, bg);
96 int pair = (fg * COLORS) + bg;
97 result = (pair >= COLOR_PAIRS) ? -1 : pair;
103 set_colors(int fg, int bg)
105 int pair = mypair(fg, bg);
107 color_set((short) pair, NewPair(pair));
111 #if defined(NCURSES_VERSION)
115 static const char *msg[] =
117 "Usage: firework [options]"
120 #if HAVE_USE_DEFAULT_COLORS
121 ," -d invoke use_default_colors()"
124 ," -x use alloc_pair() rather than init_pair()"
129 for (n = 0; n < SIZEOF(msg); n++)
130 fprintf(stderr, "%s\n", msg[n]);
132 ExitProgram(EXIT_FAILURE);
137 main(int argc GCC_UNUSED,
138 char *argv[]GCC_UNUSED)
148 #if defined(NCURSES_VERSION)
149 while ((ch = getopt(argc, argv, "dx")) != -1) {
166 srand((unsigned) time(0));
168 InitAndCatch(initscr(), onsig);
171 #if HAVE_USE_DEFAULT_COLORS
173 use_default_colors();
178 for (fg = 0; fg < COLORS; fg++) {
179 for (bg = 0; bg < COLORS; bg++) {
180 pair = mypair(fg, bg);
182 InitPair(pair, fg, bg);
189 r = (double) (LINES - (2 * margin));
190 c = (double) (COLS - (2 * margin));
191 started = time((time_t *) 0);
197 while (!interrupted) {
198 x = (int) (c * ranf()) + margin;
199 y = (int) (r * ranf()) + margin;
200 p = (ranf() > 0.9) ? '*' : ' ';
204 z = (int) (ranf() * COLORS);
206 set_colors(fg = z, bg);
208 set_colors(fg, bg = z);
212 if (ranf() <= 0.01) {
214 attr_on(WA_REVERSE, NULL);
216 attr_off(WA_REVERSE, NULL);
227 ExitProgram(EXIT_SUCCESS);
234 printf("This program requires the wide-ncurses library\n");
235 ExitProgram(EXIT_FAILURE);