Update to ncurses-6.0

Change-Id: I98ab2ea8a5e13cca9f8b7cf6277b9b14a4da4299
diff --git a/test/newdemo.c b/test/newdemo.c
new file mode 100644
index 0000000..f9b6f82
--- /dev/null
+++ b/test/newdemo.c
@@ -0,0 +1,365 @@
+/*
+ *  newdemo.c	-	A demo program using PDCurses. The program illustrate
+ *  	 		the use of colours for text output.
+ *
+ * $Id: newdemo.c,v 1.41 2014/08/02 23:10:56 tom Exp $
+ */
+
+#include <test.priv.h>
+
+#include <time.h>
+
+/*
+ *  The Australian map
+ */
+static CONST_MENUS 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
+
+static const 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",
+    ""
+};
+
+/*
+ *  Trap interrupt
+ */
+static void
+trap(int sig GCC_UNUSED)
+{
+    endwin();
+    ExitProgram(EXIT_FAILURE);
+}
+
+/*
+ *  Wait for user
+ */
+static int
+WaitForUser(WINDOW *win)
+{
+    time_t t;
+    chtype key;
+
+    nodelay(win, TRUE);
+    t = time((time_t *) 0);
+    while (1) {
+	if ((int) (key = (chtype) wgetch(win)) != ERR) {
+	    if (key == 'q' || key == 'Q')
+		return 1;
+	    else
+		return 0;
+	}
+	if (time((time_t *) 0) - t > 5)
+	    return 0;
+    }
+}
+
+static void
+set_colors(WINDOW *win, int pair, int foreground, int background)
+{
+    if (has_colors()) {
+	if (pair > COLOR_PAIRS)
+	    pair = COLOR_PAIRS;
+	init_pair((short) pair, (short) foreground, (short) background);
+	(void) wattrset(win, AttrArg(COLOR_PAIR(pair), 0));
+    }
+}
+
+static chtype
+use_colors(WINDOW *win, int pair, chtype attrs)
+{
+    if (has_colors()) {
+	if (pair > COLOR_PAIRS)
+	    pair = COLOR_PAIRS;
+	attrs |= (chtype) COLOR_PAIR(pair);
+    }
+    (void) wattrset(win, AttrArg(attrs, 0));
+    return attrs;
+}
+
+/*
+ * Test sub windows
+ */
+static int
+SubWinTest(WINDOW *win)
+{
+    int w, h, sw, sh, bx, by;
+    WINDOW *swin1, *swin2, *swin3;
+
+    getmaxyx(win, h, w);
+    getbegyx(win, by, bx);
+    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) {
+	delwin(swin1);
+	return 1;
+    }
+    if ((swin3 = subwin(win, sh, sw, by + 5, bx + 11)) == NULL) {
+	delwin(swin1);
+	delwin(swin2);
+	return 1;
+    }
+
+    set_colors(swin1, 8, COLOR_RED, COLOR_BLUE);
+    werase(swin1);
+    MvWAddStr(swin1, 0, 3, "Sub-window 1");
+    wrefresh(swin1);
+
+    set_colors(swin2, 9, COLOR_CYAN, COLOR_MAGENTA);
+    werase(swin2);
+    MvWAddStr(swin2, 0, 3, "Sub-window 2");
+    wrefresh(swin2);
+
+    set_colors(swin3, 10, COLOR_YELLOW, COLOR_GREEN);
+    werase(swin3);
+    MvWAddStr(swin3, 0, 3, "Sub-window 3");
+    wrefresh(swin3);
+
+    delwin(swin1);
+    delwin(swin2);
+    delwin(swin3);
+    WaitForUser(win);
+    return 0;
+}
+
+static int
+bounce(int n, int *dir, int len)
+{
+    if (*dir > 0)
+	++n;
+    else
+	--n;
+    if (n <= 1 || n >= len - 2)
+	*dir = *dir ? 0 : 1;
+    return n;
+}
+
+/*
+ *  Bouncing balls
+ */
+static int
+BouncingBalls(WINDOW *win)
+{
+    int w, h;
+    int x1, y1, xd1, yd1;
+    int x2, y2, xd2, yd2;
+    int x3, y3, xd3, yd3;
+
+    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 = 0;
+    xd3 = 0;
+    yd3 = 1;
+
+    nodelay(win, TRUE);
+
+    while (wgetch(win) == ERR) {
+	x1 = bounce(x1, &xd1, w);
+	y1 = bounce(y1, &yd1, h);
+	x2 = bounce(x2, &xd2, w);
+	y2 = bounce(y2, &yd2, h);
+	x3 = bounce(x3, &xd3, w);
+	y3 = bounce(y3, &yd3, h);
+
+	set_colors(win, 11, COLOR_RED, COLOR_BLUE);
+	MvWAddCh(win, y1, x1, 'O');
+
+	set_colors(win, 12, COLOR_BLUE, COLOR_RED);
+	MvWAddCh(win, y2, x2, '*');
+
+	set_colors(win, 13, COLOR_YELLOW, COLOR_WHITE);
+	MvWAddCh(win, y3, x3, '@');
+
+	wmove(win, 0, 0);
+	wrefresh(win);
+	delay_output(100);
+    }
+    return 0;
+}
+
+/*
+ *  Main driver
+ */
+int
+main(int argc GCC_UNUSED, char *argv[]GCC_UNUSED)
+{
+    WINDOW *win;
+    int w, x, y, i, j, k;
+    char buffer[SIZEOF(messages) * 80];
+    const char *message;
+    int width, height;
+    chtype save[80];
+    chtype c;
+
+    setlocale(LC_ALL, "");
+
+    CATCHALL(trap);
+
+    initscr();
+    if (has_colors())
+	start_color();
+    cbreak();
+    curs_set(0);
+    width = 48;
+    height = 14;		/* Create a drawing window */
+    win = newwin(height, width, (LINES - height) / 2, (COLS - width) / 2);
+    if (win == NULL) {
+	endwin();
+	ExitProgram(EXIT_FAILURE);
+    }
+
+    while (1) {
+	set_colors(win, 1, COLOR_WHITE, COLOR_BLUE);
+	werase(win);
+
+	set_colors(win, 2, COLOR_RED, COLOR_RED);
+	box(win, ACS_VLINE, ACS_HLINE);
+	wrefresh(win);
+	/* Do ramdom output of a character */
+	use_colors(win, 1, A_NORMAL);
+	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';
+		set_colors(win, 3, COLOR_CYAN, COLOR_YELLOW);
+	    }
+	}
+
+	SubWinTest(win);
+	/* Erase and draw green window */
+	set_colors(win, 4, COLOR_YELLOW, COLOR_GREEN);
+	wbkgd(win, use_colors(win, 4, A_BOLD));
+	werase(win);
+	wrefresh(win);
+	/* Draw RED bounding box */
+	use_colors(win, 2, A_NORMAL);
+	box(win, ' ', ' ');
+	wrefresh(win);
+	/* Display Australia map */
+	use_colors(win, 4, A_BOLD);
+	i = 0;
+	while (*AusMap[i]) {
+	    MvWAddStr(win, i + 1, 8, AusMap[i]);
+	    wrefresh(win);
+	    delay_output(50);
+	    ++i;
+	}
+
+	set_colors(win, 5, COLOR_BLUE, COLOR_WHITE);
+	use_colors(win, 5, A_BLINK);
+	MvWAddStr(win, height - 2, 6, " PDCurses 2.1 for DOS, OS/2 and Unix");
+	wrefresh(win);
+
+	/* Draw running messages */
+	set_colors(win, 6, COLOR_YELLOW, COLOR_WHITE);
+	message = messages[j = 0];
+	i = 1;
+	w = width - 2;
+	strcpy(buffer, message);
+	while (j < NMESSAGES) {
+	    while ((int) strlen(buffer) < w) {
+		strcat(buffer, " ... ");
+		strcat(buffer, messages[++j % NMESSAGES]);
+	    }
+
+	    if (i < w)
+		(void) mvwaddnstr(win, height / 2, w - i, buffer, i);
+	    else
+		(void) mvwaddnstr(win, height / 2, 1, buffer, w);
+
+	    wrefresh(win);
+	    nodelay(win, TRUE);
+	    if (wgetch(win) != ERR) {
+		flushinp();
+		break;
+	    }
+	    if (i++ >= w) {
+		for (k = 0; (buffer[k] = buffer[k + 1]) != '\0'; k++) ;
+	    }
+	    delay_output(100);
+	}
+
+	j = 0;
+	/*  Draw running As across in RED */
+	set_colors(win, 7, COLOR_RED, COLOR_GREEN);
+	memset(save, ' ', sizeof(save));
+	for (i = 2; i < width - 4; ++i) {
+	    k = (int) mvwinch(win, 4, i);
+	    if (k == ERR)
+		break;
+	    save[j++] = c = (chtype) k;
+	    c &= A_CHARTEXT;
+	    MvWAddCh(win, 4, i, c);
+	}
+	wrefresh(win);
+
+	/* Put a message up wait for a key */
+	i = height - 2;
+	use_colors(win, 5, A_NORMAL);
+	MvWAddStr(win, i, 5, " Type a key to continue or 'Q' to quit ");
+	wrefresh(win);
+
+	if (WaitForUser(win) == 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;
+	use_colors(win, 5, A_NORMAL);
+	MvWAddStr(win, i, 5, " Type a key to continue or 'Q' to quit ");
+	wrefresh(win);
+	if (WaitForUser(win) == 1)
+	    break;
+    }
+    endwin();
+    ExitProgram(EXIT_SUCCESS);
+}