426 lines
8.9 KiB
C
426 lines
8.9 KiB
C
/*
|
|
* newdemo.c - A demo program using PDCurses. The program
|
|
* illustrates the use of colors for text output.
|
|
*
|
|
* Hacks by jbuhler@cs.washington.edu on 12/29/96
|
|
*
|
|
* $Id: newdemo.c,v 1.39 2008/07/13 16:08:17 wmcbrine Exp $
|
|
*/
|
|
|
|
#include <stdio.h>
|
|
#include <signal.h>
|
|
#include <string.h>
|
|
#include <curses.h>
|
|
#include <stdlib.h>
|
|
#include <time.h>
|
|
|
|
int WaitForUser(void);
|
|
int SubWinTest(WINDOW *);
|
|
int BouncingBalls(WINDOW *);
|
|
void trap(int);
|
|
|
|
/* An ASCII map of Australia */
|
|
|
|
char *AusMap[17] =
|
|
{
|
|
" A ",
|
|
" AA AA ",
|
|
" N.T. AAAAA AAAA ",
|
|
" AAAAAAAAAAA AAAAAAAA ",
|
|
" AAAAAAAAAAAAAAAAAAAAAAAAA Qld.",
|
|
" AAAAAAAAAAAAAAAAAAAAAAAAAAAA ",
|
|
" AAAAAAAAAAAAAAAAAAAAAAAAAAAAA ",
|
|
" AAAAAAAAAAAAAAAAAAAAAAAAAAAA ",
|
|
" AAAAAAAAAAAAAAAAAAAAAAAAA N.S.W.",
|
|
"W.A. AAAAAAAAA AAAAAA Vic.",
|
|
" AAA S.A. AA",
|
|
" A Tas.",
|
|
""
|
|
};
|
|
|
|
/* Funny messages for the scroller */
|
|
|
|
char *messages[] =
|
|
{
|
|
"Hello from the Land Down Under",
|
|
"The Land of crocs, and a big Red Rock",
|
|
"Where the sunflower runs along the highways",
|
|
"The dusty red roads lead one to loneliness",
|
|
"Blue sky in the morning and",
|
|
"Freezing nights and twinkling stars",
|
|
NULL
|
|
};
|
|
|
|
int WaitForUser(void)
|
|
{
|
|
chtype ch;
|
|
|
|
nodelay(stdscr, TRUE);
|
|
halfdelay(50);
|
|
|
|
ch = getch();
|
|
|
|
nodelay(stdscr, FALSE);
|
|
nocbreak(); /* Reset the halfdelay() value */
|
|
cbreak();
|
|
|
|
return (ch == '\033') ? ch : 0;
|
|
}
|
|
|
|
int SubWinTest(WINDOW *win)
|
|
{
|
|
WINDOW *swin1, *swin2, *swin3;
|
|
int w, h, sw, sh, bx, by;
|
|
|
|
wattrset(win, 0);
|
|
getmaxyx(win, h, w);
|
|
getbegyx(win, by, bx);
|
|
|
|
sw = w / 3;
|
|
sh = h / 3;
|
|
|
|
if ((swin1 = derwin(win, sh, sw, 3, 5)) == NULL)
|
|
return 1;
|
|
if ((swin2 = subwin(win, sh, sw, by + 4, bx + 8)) == NULL)
|
|
return 1;
|
|
if ((swin3 = subwin(win, sh, sw, by + 5, bx + 11)) == NULL)
|
|
return 1;
|
|
|
|
init_pair(8, COLOR_RED, COLOR_BLUE);
|
|
wbkgd(swin1, COLOR_PAIR(8));
|
|
werase(swin1);
|
|
mvwaddstr(swin1, 0, 3, "Sub-window 1");
|
|
wrefresh(swin1);
|
|
|
|
init_pair(9, COLOR_CYAN, COLOR_MAGENTA);
|
|
wbkgd(swin2, COLOR_PAIR(9));
|
|
werase(swin2);
|
|
mvwaddstr(swin2, 0, 3, "Sub-window 2");
|
|
wrefresh(swin2);
|
|
|
|
init_pair(10, COLOR_YELLOW, COLOR_GREEN);
|
|
wbkgd(swin3, COLOR_PAIR(10));
|
|
werase(swin3);
|
|
mvwaddstr(swin3, 0, 3, "Sub-window 3");
|
|
wrefresh(swin3);
|
|
|
|
delwin(swin1);
|
|
delwin(swin2);
|
|
delwin(swin3);
|
|
WaitForUser();
|
|
|
|
return 0;
|
|
}
|
|
|
|
int BouncingBalls(WINDOW *win)
|
|
{
|
|
chtype c1, c2, c3, ball1, ball2, ball3;
|
|
int w, h, x1, y1, xd1, yd1, x2, y2, xd2, yd2, x3, y3, xd3, yd3, c;
|
|
|
|
curs_set(0);
|
|
|
|
wbkgd(win, COLOR_PAIR(1));
|
|
wrefresh(win);
|
|
wattrset(win, 0);
|
|
|
|
init_pair(11, COLOR_RED, COLOR_GREEN);
|
|
init_pair(12, COLOR_BLUE, COLOR_RED);
|
|
init_pair(13, COLOR_YELLOW, COLOR_WHITE);
|
|
|
|
ball1 = 'O' | COLOR_PAIR(11);
|
|
ball2 = '*' | COLOR_PAIR(12);
|
|
ball3 = '@' | COLOR_PAIR(13);
|
|
|
|
getmaxyx(win, h, w);
|
|
|
|
x1 = 2 + rand() % (w - 4);
|
|
y1 = 2 + rand() % (h - 4);
|
|
x2 = 2 + rand() % (w - 4);
|
|
y2 = 2 + rand() % (h - 4);
|
|
x3 = 2 + rand() % (w - 4);
|
|
y3 = 2 + rand() % (h - 4);
|
|
|
|
xd1 = 1;
|
|
yd1 = 1;
|
|
xd2 = 1;
|
|
yd2 = -1;
|
|
xd3 = -1;
|
|
yd3 = 1;
|
|
|
|
nodelay(stdscr, TRUE);
|
|
|
|
while ((c = getch()) == ERR)
|
|
{
|
|
x1 += xd1;
|
|
if (x1 <= 1 || x1 >= w - 2)
|
|
xd1 *= -1;
|
|
|
|
y1 += yd1;
|
|
if (y1 <= 1 || y1 >= h - 2)
|
|
yd1 *= -1;
|
|
|
|
x2 += xd2;
|
|
if (x2 <= 1 || x2 >= w - 2)
|
|
xd2 *= -1;
|
|
|
|
y2 += yd2;
|
|
if (y2 <= 1 || y2 >= h - 2)
|
|
yd2 *= -1;
|
|
|
|
x3 += xd3;
|
|
if (x3 <= 1 || x3 >= w - 2)
|
|
xd3 *= -1;
|
|
|
|
y3 += yd3;
|
|
if (y3 <= 1 || y3 >= h - 2)
|
|
yd3 *= -1;
|
|
|
|
c1 = mvwinch(win, y1, x1);
|
|
c2 = mvwinch(win, y2, x2);
|
|
c3 = mvwinch(win, y3, x3);
|
|
|
|
mvwaddch(win, y1, x1, ball1);
|
|
mvwaddch(win, y2, x2, ball2);
|
|
mvwaddch(win, y3, x3, ball3);
|
|
|
|
wmove(win, 0, 0);
|
|
wrefresh(win);
|
|
|
|
mvwaddch(win, y1, x1, c1);
|
|
mvwaddch(win, y2, x2, c2);
|
|
mvwaddch(win, y3, x3, c3);
|
|
|
|
napms(150);
|
|
}
|
|
|
|
nodelay(stdscr, FALSE);
|
|
ungetch(c);
|
|
return 0;
|
|
}
|
|
|
|
/* Trap interrupt */
|
|
|
|
void trap(int sig)
|
|
{
|
|
if (sig == SIGINT)
|
|
{
|
|
endwin();
|
|
|
|
exit(0);
|
|
}
|
|
}
|
|
|
|
int main(int argc, char **argv)
|
|
{
|
|
WINDOW *win;
|
|
chtype save[80], ch;
|
|
int width, height, w, x, y, i, j, seed;
|
|
|
|
#ifdef XCURSES
|
|
Xinitscr(argc, argv);
|
|
#else
|
|
initscr();
|
|
#endif
|
|
seed = time((time_t *)0);
|
|
srand(seed);
|
|
|
|
start_color();
|
|
# if defined(NCURSES_VERSION) || (defined(PDC_BUILD) && PDC_BUILD > 3000)
|
|
use_default_colors();
|
|
# endif
|
|
cbreak();
|
|
noecho();
|
|
|
|
curs_set(0);
|
|
|
|
#if !defined(__TURBOC__) && !defined(OS2)
|
|
signal(SIGINT, trap);
|
|
#endif
|
|
noecho();
|
|
|
|
/* refresh stdscr so that reading from it will not cause it to
|
|
overwrite the other windows that are being created */
|
|
|
|
refresh();
|
|
|
|
/* Create a drawing window */
|
|
|
|
width = 48;
|
|
height = 15;
|
|
|
|
win = newwin(height, width, (LINES - height) / 2, (COLS - width) / 2);
|
|
|
|
if (win == NULL)
|
|
{
|
|
endwin();
|
|
|
|
return 1;
|
|
}
|
|
|
|
for (;;)
|
|
{
|
|
init_pair(1, COLOR_WHITE, COLOR_BLUE);
|
|
wbkgd(win, COLOR_PAIR(1));
|
|
werase(win);
|
|
|
|
init_pair(2, COLOR_RED, COLOR_RED);
|
|
wattrset(win, COLOR_PAIR(2));
|
|
box(win, ' ', ' ');
|
|
wrefresh(win);
|
|
|
|
wattrset(win, 0);
|
|
|
|
/* Do random output of a character */
|
|
|
|
ch = 'a';
|
|
|
|
nodelay(stdscr, TRUE);
|
|
|
|
for (i = 0; i < 5000; ++i)
|
|
{
|
|
x = rand() % (width - 2) + 1;
|
|
y = rand() % (height - 2) + 1;
|
|
|
|
mvwaddch(win, y, x, ch);
|
|
wrefresh(win);
|
|
|
|
if (getch() != ERR)
|
|
break;
|
|
|
|
if (i == 2000)
|
|
{
|
|
ch = 'b';
|
|
init_pair(3, COLOR_CYAN, COLOR_YELLOW);
|
|
wattrset(win, COLOR_PAIR(3));
|
|
}
|
|
}
|
|
|
|
nodelay(stdscr, FALSE);
|
|
|
|
SubWinTest(win);
|
|
|
|
/* Erase and draw green window */
|
|
|
|
init_pair(4, COLOR_YELLOW, COLOR_GREEN);
|
|
wbkgd(win, COLOR_PAIR(4));
|
|
wattrset(win, A_BOLD);
|
|
werase(win);
|
|
wrefresh(win);
|
|
|
|
/* Draw RED bounding box */
|
|
|
|
wattrset(win, COLOR_PAIR(2));
|
|
box(win, ' ', ' ');
|
|
wrefresh(win);
|
|
|
|
/* Display Australia map */
|
|
|
|
wattrset(win, A_BOLD);
|
|
i = 0;
|
|
|
|
while (*AusMap[i])
|
|
{
|
|
mvwaddstr(win, i + 1, 8, AusMap[i]);
|
|
wrefresh(win);
|
|
napms(100);
|
|
++i;
|
|
}
|
|
|
|
init_pair(5, COLOR_BLUE, COLOR_WHITE);
|
|
wattrset(win, COLOR_PAIR(5) | A_BLINK);
|
|
mvwaddstr(win, height - 2, 3,
|
|
" PDCurses 3.4 - DOS, OS/2, Win32, X11, SDL");
|
|
wrefresh(win);
|
|
|
|
/* Draw running messages */
|
|
|
|
init_pair(6, COLOR_BLACK, COLOR_WHITE);
|
|
wattrset(win, COLOR_PAIR(6));
|
|
w = width - 2;
|
|
nodelay(win, TRUE);
|
|
|
|
/* jbuhler's re-hacked scrolling messages */
|
|
|
|
for (j = 0; messages[j] != NULL; j++)
|
|
{
|
|
char *message = messages[j];
|
|
int msg_len = strlen(message);
|
|
int scroll_len = w + 2 * msg_len;
|
|
char *scrollbuf = malloc(scroll_len);
|
|
char *visbuf = scrollbuf + msg_len;
|
|
int stop = 0;
|
|
int i;
|
|
|
|
for (i = w + msg_len; i > 0; i--)
|
|
{
|
|
memset(visbuf, ' ', w);
|
|
strncpy(scrollbuf + i, message, msg_len);
|
|
mvwaddnstr(win, height / 2, 1, visbuf, w);
|
|
wrefresh(win);
|
|
|
|
if (wgetch(win) != ERR)
|
|
{
|
|
flushinp();
|
|
stop = 1;
|
|
break;
|
|
}
|
|
|
|
napms(100);
|
|
}
|
|
|
|
free(scrollbuf);
|
|
|
|
if (stop)
|
|
break;
|
|
}
|
|
|
|
j = 0;
|
|
|
|
/* Draw running 'A's across in RED */
|
|
|
|
init_pair(7, COLOR_RED, COLOR_GREEN);
|
|
wattron(win, COLOR_PAIR(7));
|
|
|
|
for (i = 2; i < width - 4; ++i)
|
|
{
|
|
ch = mvwinch(win, 5, i);
|
|
save[j++] = ch;
|
|
ch = ch & 0x7f;
|
|
mvwaddch(win, 5, i, ch);
|
|
}
|
|
|
|
wrefresh(win);
|
|
|
|
/* Put a message up; wait for a key */
|
|
|
|
i = height - 2;
|
|
wattrset(win, COLOR_PAIR(5));
|
|
mvwaddstr(win, i, 3,
|
|
" Type a key to continue or ESC to quit ");
|
|
wrefresh(win);
|
|
|
|
if (WaitForUser() == '\033')
|
|
break;
|
|
|
|
/* Restore the old line */
|
|
|
|
wattrset(win, 0);
|
|
|
|
for (i = 2, j = 0; i < width - 4; ++i)
|
|
mvwaddch(win, 5, i, save[j++]);
|
|
|
|
wrefresh(win);
|
|
|
|
BouncingBalls(win);
|
|
|
|
/* BouncingBalls() leaves a keystroke in the queue */
|
|
|
|
if (WaitForUser() == '\033')
|
|
break;
|
|
}
|
|
|
|
endwin();
|
|
|
|
return 0;
|
|
}
|