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HardenedBSD/lib/libncurses/TESTS/newdemo.c
Rodney W. Grimes 6c06b4e2aa Remove trailing whitespace.
1995-05-30 05:51:47 +00:00

351 lines
8.5 KiB
C
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/* $Header: /home/ncvs/src/lib/libncurses/TESTS/newdemo.c,v 1.1.1.1 1994/10/07 08:58:56 ache Exp $
*
* newdemo.c - A demo program using PDCurses. The program illustrate
* the use of colours for text output.
*/
#include <stdio.h>
#include <signal.h>
#include <time.h>
#include <ncurses.h>
#define delay_output(x)
/*
* The Australian map
*/
char *AusMap[16] =
{
" A A ",
" N.T. AAAAA AAAA ",
" AAAAAAAAAAA AAAAAAAA ",
" AAAAAAAAAAAAAAAAAAAAAAAAA Qld.",
"AAAAAAAAAAAAAAAAAAAAAAAAAAAAA ",
"AAAAAAAAAAAAAAAAAAAAAAAAAAAAAA ",
" AAAAAAAAAAAAAAAAAAAAAAAAAAAA ",
" AAAAAAAAAAAAAAAAAAAAAAAAA N.S.W.",
"W.A. AAAAAAAAA AAAAAA Vic.",
" AAA S.A. AA",
" A Tas.",
""
};
/*
* Funny messages
*/
#define NMESSAGES 6
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",
""
};
/*
* Main driver
*/
main()
{
WINDOW *win;
int w, x, y, i, j, c, len;
time_t t;
char buffer[80], *message;
int width, height;
chtype save[80];
void trap();
initscr();
start_color();
cbreak();
signal(SIGINT, trap);
width = 48;
height = 14; /* Create a drawing window */
win = newwin(height, width, (LINES-height)/2, (COLS-width)/2);
if(win == NULL)
{ endwin();
return 1;
}
while(1)
{ init_pair(1,COLOR_WHITE,COLOR_BLUE);
wattrset(win, COLOR_PAIR(1));
werase(win);
init_pair(2,COLOR_RED,COLOR_RED);
wattrset(win, COLOR_PAIR(2));
box(win, ACS_VLINE, ACS_HLINE);
wrefresh(win);
/* Do ramdom output of a character */
wattrset(win, COLOR_PAIR(1));
c = 'a';
for(i=0; i < 5000; ++i)
{ x = rand() % (width-2) + 1;
y = rand() % (height-2) + 1;
mvwaddch(win, y, x, c);
wrefresh(win);
nodelay(win,TRUE);
if (wgetch(win) != ERR)
break;
if(i == 2000)
{ c = 'b';
init_pair(3,COLOR_CYAN,COLOR_YELLOW);
wattron(win, COLOR_PAIR(3));
}
}
SubWinTest(win);
/* Erase and draw green window */
init_pair(4,COLOR_YELLOW,COLOR_GREEN);
wattrset(win, COLOR_PAIR(4) | A_BOLD);
werase(win);
wrefresh(win);
/* Draw RED bounding box */
wattrset(win, COLOR_PAIR(2));
box(win, ' ', ' ');
wrefresh(win);
/* Display Australia map */
wattrset(win, COLOR_PAIR(4) | A_BOLD);
i = 0;
while(*AusMap[i])
{ mvwaddstr(win, i+1, 8, AusMap[i]);
wrefresh(win);
delay_output(100);
++i;
}
init_pair(5,COLOR_BLUE,COLOR_WHITE);
wattrset(win, COLOR_PAIR(5) | A_BLINK);
mvwaddstr(win, height-2, 6, " PDCurses 2.1 for DOS, OS/2 and Unix");
wrefresh(win);
/* Draw running messages */
init_pair(6,COLOR_YELLOW,COLOR_WHITE);
wattrset(win, COLOR_PAIR(6));
message = messages[0];
len = strlen(message);
j = 0;
i = 2;
w = width-2;
while(j < NMESSAGES)
{ strncpy(buffer, message, w - i);
buffer[w-i] = 0;
mvwaddstr(win, height/2, i, buffer);
if(w - i < len)
{ memset(buffer, ' ', i);
strcpy(buffer, message + (w - i));
buffer[strlen(buffer)] = ' ';
buffer[i-2] = '\0';
mvwaddstr(win, height/2, 2, buffer);
}
wrefresh(win);
nodelay(win,TRUE);
if (wgetch(win) != ERR)
{ flushinp();
break;
}
mvwaddch(win, height/2, i, ' ');
i = ++i % w;
if(i < 2)
{ message = messages[++j%NMESSAGES];
memset(buffer, ' ', w-2);
buffer[w-2] = 0;
mvwaddstr(win, height/2, 2, buffer);
i = 2;
}
delay_output(300);
}
j = 0;
/* Draw running As across in RED */
init_pair(7,COLOR_RED,COLOR_GREEN);
wattron(win, COLOR_PAIR(7));
for(i=2; i < width - 4; ++i)
{ c = mvwinch(win, 4, i);
save[j++] = c;
c = c & 0x7f;
mvwaddch(win, 4, i, c);
}
wrefresh(win);
/* Put a message up wait for a key */
i = height-2;
wattrset(win, COLOR_PAIR(5));
mvwaddstr(win, i, 5, " Type a key to continue or 'Q' to quit ");
wrefresh(win);
if(WaitForUser() == 1)
break;
j = 0; /* Restore the old line */
for(i=2; i < width - 4; ++i)
mvwaddch(win, 4, i, save[j++]);
wrefresh(win);
BouncingBalls(win);
/* Put a message up wait for a key */
i = height-2;
wattrset(win, COLOR_PAIR(5));
mvwaddstr(win, i, 5, " Type a key to continue or 'Q' to quit ");
wrefresh(win);
if(WaitForUser() == 1)
break;
}
exit:
endwin();
return 0;
}
/*
* Test sub windows
*/
SubWinTest(WINDOW *win)
{
int w, h, sw, sh, bx, by;
WINDOW *swin1, *swin2, *swin3;
w = win->_maxx;
h = win->_maxy;
bx = win->_begx;
by = win->_begy;
sw = w / 3;
sh = h / 3;
if((swin1 = subwin(win, sh, sw, by+3, bx+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);
wattrset(swin1, COLOR_PAIR(8));
werase(swin1);
mvwaddstr(swin1, 0, 3, "Sub-window 1");
wrefresh(swin1);
init_pair(8,COLOR_CYAN,COLOR_MAGENTA);
wattrset(swin2, COLOR_PAIR(8));
werase(swin2);
mvwaddstr(swin2, 0, 3, "Sub-window 2");
wrefresh(swin2);
init_pair(8,COLOR_YELLOW,COLOR_GREEN);
wattrset(swin3, COLOR_PAIR(8));
werase(swin3);
mvwaddstr(swin3, 0, 3, "Sub-window 3");
wrefresh(swin3);
delwin(swin1);
delwin(swin2);
delwin(swin3);
WaitForUser();
return 0;
}
/*
* Bouncing balls
*/
BouncingBalls(WINDOW *win)
{
chtype c1, c2, c3;
int w, h;
int x1, y1, xd1, yd1;
int x2, y2, xd2, yd2;
int x3, y3, xd3, yd3;
w = win->_maxx;
h = win->_maxy;
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 = 0;
xd3 = 0; yd3 = 1;
nodelay(win,TRUE);
while(wgetch(win) == ERR)
{ x1 = xd1 > 0 ? ++x1 : --x1;
if(x1 <= 1 || x1 >= w - 2)
xd1 = xd1 ? 0 : 1;
y1 = yd1 > 0 ? ++y1 : --y1;
if(y1 <= 1 || y1 >= h - 2)
yd1 = yd1 ? 0 : 1;
x2 = xd2 > 0 ? ++x2 : --x2;
if(x2 <= 1 || x2 >= w - 2)
xd2 = xd2 ? 0 : 1;
y2 = yd2 > 0 ? ++y2 : --y2;
if(y2 <= 1 || y2 >= h - 2)
yd2 = yd2 ? 0 : 1;
x3 = xd3 > 0 ? ++x3 : --x3;
if(x3 <= 1 || x3 >= w - 2)
xd3 = xd3 ? 0 : 1;
y3 = yd3 > 0 ? ++y3 : --y3;
if(y3 <= 1 || y3 >= h - 2)
yd3 = yd3 ? 0 : 1;
c1 = mvwinch(win, y1, x1);
c2 = mvwinch(win, y2, x2);
c3 = mvwinch(win, y3, x3);
init_pair(8,COLOR_RED,COLOR_BLUE);
wattrset(win, COLOR_PAIR(8));
mvwaddch(win, y1, x1, 'O');
init_pair(8,COLOR_BLUE,COLOR_RED);
wattrset(win, COLOR_PAIR(8));
mvwaddch(win, y2, x2, '*');
init_pair(8,COLOR_YELLOW,COLOR_WHITE);
wattrset(win, COLOR_PAIR(8));
mvwaddch(win, y3, x3, '@');
wmove(win, 0, 0);
wrefresh(win);
mvwaddch(win, y1, x1, c1);
mvwaddch(win, y2, x2, c2);
mvwaddch(win, y3, x3, c3);
delay_output(150);
}
return 0;
}
/*
* Wait for user
*/
int WaitForUser()
{
time_t t;
chtype key;
nodelay(stdscr,TRUE);
t = time((time_t *)0);
while(1)
{
if ((key = getch()) != ERR)
{
if (key == 'q' || key == 'Q')
return 1;
else
return 0;
}
if (time((time_t *)0) - t > 5)
return 0;
}
}
/*
* Trap interrupt
*/
void trap()
{
endwin();
exit(0);
}
/* End of DEMO.C */
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