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/*
* Author: Thomas E. Dickey - 2007
*
* $Id: dots_mvcur.c,v 1.10 2013/09/28 22:44:18 tom Exp $
*
* A simple demo of the terminfo interface, and mvcur.
*/
#define USE_TINFO
#include <test.priv.h>
#if HAVE_SETUPTERM
#include <time.h>
#define valid(s) ((s != 0) && s != (char *)-1)
static bool interrupted = FALSE;
static long total_chars = 0;
static time_t started;
static
TPUTS_PROTO(outc, c)
{
int rc = c;
if (interrupted) {
char tmp = (char) c;
if (write(STDOUT_FILENO, &tmp, (size_t) 1) == -1)
rc = EOF;
} else {
if (putc(c, stdout) == EOF)
rc = EOF;
}
TPUTS_RETURN(rc);
}
static bool
outs(const char *s)
{
if (valid(s)) {
tputs(s, 1, outc);
return TRUE;
}
return FALSE;
}
static void
cleanup(void)
{
outs(exit_attribute_mode);
if (!outs(orig_colors))
outs(orig_pair);
outs(clear_screen);
outs(cursor_normal);
printf("\n\n%ld total chars, rate %.2f/sec\n",
total_chars,
((double) (total_chars) / (double) (time((time_t *) 0) - started)));
}
static void
onsig(int n GCC_UNUSED)
{
interrupted = TRUE;
}
static double
ranf(void)
{
long r = (rand() & 077777);
return ((double) r / 32768.);
}
int
main(int argc GCC_UNUSED,
char *argv[]GCC_UNUSED)
{
int x0 = 1, y0 = 1;
int x, y, z, p;
double r;
double c;
SCREEN *sp;
int my_colors;
CATCHALL(onsig);
srand((unsigned) time(0));
sp = newterm((char *) 0, stdout, stdin);
outs(clear_screen);
outs(cursor_home);
outs(cursor_invisible);
my_colors = max_colors;
if (my_colors > 1) {
if (!valid(set_a_foreground)
|| !valid(set_a_background)
|| (!valid(orig_colors) && !valid(orig_pair)))
my_colors = -1;
}
r = (double) (lines - 4);
c = (double) (columns - 4);
started = time((time_t *) 0);
while (!interrupted) {
x = (int) (c * ranf()) + 2;
y = (int) (r * ranf()) + 2;
p = (ranf() > 0.9) ? '*' : ' ';
if (mvcur(y0, x0, y, x) != ERR) {
x0 = x;
y0 = y;
}
if (my_colors > 0) {
z = (int) (ranf() * my_colors);
if (ranf() > 0.01) {
tputs(tparm2(set_a_foreground, z), 1, outc);
} else {
tputs(tparm2(set_a_background, z), 1, outc);
napms(1);
}
} else if (valid(exit_attribute_mode)
&& valid(enter_reverse_mode)) {
if (ranf() <= 0.01) {
outs((ranf() > 0.6)
? enter_reverse_mode
: exit_attribute_mode);
napms(1);
}
}
outc(p);
++x0;
fflush(stdout);
++total_chars;
}
cleanup();
endwin();
delscreen(sp);
ExitProgram(EXIT_SUCCESS);
}
#else
int
main(int argc GCC_UNUSED,
char *argv[]GCC_UNUSED)
{
fprintf(stderr, "This program requires terminfo\n");
exit(EXIT_FAILURE);
}
#endif
