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NetBSD/games/sail/pl_7.c

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/* $NetBSD: pl_7.c,v 1.37 2009/03/15 22:19:23 dholland Exp $ */
/*
* Copyright (c) 1983, 1993
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <sys/cdefs.h>
#ifndef lint
#if 0
static char sccsid[] = "@(#)pl_7.c 8.1 (Berkeley) 5/31/93";
#else
__RCSID("$NetBSD: pl_7.c,v 1.37 2009/03/15 22:19:23 dholland Exp $");
#endif
#endif /* not lint */
#include <curses.h>
#include <err.h>
#include <errno.h>
#include <signal.h>
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "array.h"
#include "extern.h"
#include "player.h"
#include "display.h"
/*
* Use values above KEY_MAX for custom keycodes. (blymn@ says this is ok)
*/
#define KEY_ESC(ch) (KEY_MAX+10+ch)
/*
* Display interface
*/
static void draw_view(void);
static void draw_turn(void);
static void draw_stat(void);
static void draw_slot(void);
static void draw_board(void);
static struct stringarray *sc_lines;
static unsigned sc_scrollup;
static bool sc_hasprompt;
static bool sc_hideprompt;
static const char *sc_prompt;
static const char *sc_buf;
static WINDOW *view_w;
static WINDOW *turn_w;
static WINDOW *stat_w;
static WINDOW *slot_w;
static WINDOW *scroll_w;
static bool obp[3];
static bool dbp[3];
int done_curses;
int loaded, fired, changed, repaired;
int dont_adjust;
int viewrow, viewcol;
char movebuf[sizeof SHIP(0)->file->movebuf];
int player;
struct ship *ms; /* memorial structure, &cc->ship[player] */
struct File *mf; /* ms->file */
struct shipspecs *mc; /* ms->specs */
////////////////////////////////////////////////////////////
// overall initialization
static
void
define_esc_key(int ch)
{
char seq[3] = { '\x1b', ch, 0 };
define_key(seq, KEY_ESC(ch));
}
void
initscreen(void)
{
int ch;
sc_lines = stringarray_create();
if (sc_lines == NULL) {
err(1, "malloc");
}
if (signal(SIGTSTP, SIG_DFL) == SIG_ERR) {
err(1, "signal(SIGTSTP)");
}
if (initscr() == NULL) {
errx(1, "Can't sail on this terminal.");
}
if (STAT_R >= COLS || SCROLL_Y <= 0) {
errx(1, "Window/terminal not large enough.");
}
view_w = newwin(VIEW_Y, VIEW_X, VIEW_T, VIEW_L);
slot_w = newwin(SLOT_Y, SLOT_X, SLOT_T, SLOT_L);
scroll_w = newwin(SCROLL_Y, SCROLL_X, SCROLL_T, SCROLL_L);
stat_w = newwin(STAT_Y, STAT_X, STAT_T, STAT_L);
turn_w = newwin(TURN_Y, TURN_X, TURN_T, TURN_L);
if (view_w == NULL ||
slot_w == NULL ||
scroll_w == NULL ||
stat_w == NULL ||
turn_w == NULL) {
endwin();
errx(1, "Curses initialization failed.");
}
leaveok(view_w, 1);
leaveok(slot_w, 1);
leaveok(stat_w, 1);
leaveok(turn_w, 1);
noecho();
cbreak();
/*
* Define esc-x keys
*/
for (ch = 0; ch < 127; ch++) {
define_esc_key(ch);
}
done_curses++;
}
void
cleanupscreen(void)
{
/* alarm already turned off */
if (done_curses) {
wmove(scroll_w, SCROLL_Y - 1, 0);
wclrtoeol(scroll_w);
display_redraw();
endwin();
}
}
////////////////////////////////////////////////////////////
// scrolling message area
static void
scrollarea_add(const char *text)
{
char *copy;
int errsave;
copy = strdup(text);
if (copy == NULL) {
goto nomem;
}
if (stringarray_add(sc_lines, copy, NULL)) {
goto nomem;
}
return;
nomem:
/*
* XXX this should use leave(), but that won't
* currently work right.
*/
errsave = errno;
#if 0
leave(LEAVE_MALLOC);
#else
cleanupscreen();
sync_close(!hasdriver);
errno = errsave;
err(1, "malloc");
#endif
}
static void
draw_scroll(void)
{
unsigned total_lines;
unsigned visible_lines;
unsigned index_of_top;
unsigned index_of_y;
unsigned y;
unsigned cursorx;
werase(scroll_w);
/* XXX: SCROLL_Y and whatnot should be unsigned too */
visible_lines = SCROLL_Y - 1;
total_lines = stringarray_num(sc_lines);
if (total_lines > visible_lines) {
index_of_top = total_lines - visible_lines;
} else {
index_of_top = 0;
}
if (index_of_top < sc_scrollup) {
index_of_top = 0;
} else {
index_of_top -= sc_scrollup;
}
for (y = 0; y < visible_lines; y++) {
index_of_y = index_of_top + y;
if (index_of_y >= total_lines) {
break;
}
wmove(scroll_w, y, 0);
waddstr(scroll_w, stringarray_get(sc_lines, index_of_y));
}
if (sc_hasprompt && !sc_hideprompt) {
wmove(scroll_w, SCROLL_Y-1, 0);
waddstr(scroll_w, sc_prompt);
waddstr(scroll_w, sc_buf);
cursorx = strlen(sc_prompt) + strlen(sc_buf);
wmove(scroll_w, SCROLL_Y-1, cursorx);
}
else {
wmove(scroll_w, SCROLL_Y-1, 0);
}
}
/*VARARGS2*/
void
Signal(const char *fmt, struct ship *ship, ...)
{
va_list ap;
char format[BUFSIZ];
char buf[BUFSIZ];
if (!done_curses)
return;
va_start(ap, ship);
if (*fmt == '\a') {
beep();
fmt++;
}
fmtship(format, sizeof(format), fmt, ship);
vsnprintf(buf, sizeof(buf), format, ap);
va_end(ap);
scrollarea_add(buf);
}
/*VARARGS2*/
void
Msg(const char *fmt, ...)
{
va_list ap;
char buf[BUFSIZ];
if (!done_curses)
return;
va_start(ap, fmt);
if (*fmt == '\a') {
beep();
fmt++;
}
vsnprintf(buf, sizeof(buf), fmt, ap);
va_end(ap);
scrollarea_add(buf);
}
void
prompt(const char *p, struct ship *ship)
{
static char buf[BUFSIZ];
fmtship(buf, sizeof(buf), p, ship);
sc_prompt = buf;
sc_buf = "";
sc_hasprompt = true;
}
static void
endprompt(void)
{
sc_prompt = NULL;
sc_buf = NULL;
sc_hasprompt = false;
}
/*
* Next two functions called from newturn() to poke display. Shouldn't
* exist... XXX
*/
void
display_hide_prompt(void)
{
sc_hideprompt = true;
draw_scroll();
wrefresh(scroll_w);
}
void
display_reshow_prompt(void)
{
sc_hideprompt = false;
draw_scroll();
wrefresh(scroll_w);
}
int
sgetch(const char *p, struct ship *ship, int flag)
{
int c;
char input[2];
prompt(p, ship);
input[0] = '\0';
input[1] = '\0';
sc_buf = input;
blockalarm();
draw_scroll();
wrefresh(scroll_w);
fflush(stdout);
unblockalarm();
while ((c = wgetch(scroll_w)) == EOF)
;
if (flag && c >= ' ' && c < 0x7f) {
blockalarm();
input[0] = c;
draw_scroll();
wrefresh(scroll_w);
fflush(stdout);
unblockalarm();
}
endprompt();
return c;
}
void
sgetstr(const char *pr, char *buf, int n)
{
int c;
char *p = buf;
prompt(pr, (struct ship *)0);
sc_buf = buf;
for (;;) {
*p = 0;
blockalarm();
draw_scroll();
wrefresh(scroll_w);
fflush(stdout);
unblockalarm();
while ((c = wgetch(scroll_w)) == EOF)
;
switch (c) {
case '\n':
case '\r':
endprompt();
return;
case '\b':
if (p > buf) {
/*waddstr(scroll_w, "\b \b");*/
p--;
}
break;
default:
if (c >= ' ' && c < 0x7f && p < buf + n - 1) {
*p++ = c;
/*waddch(scroll_w, c);*/
} else
beep();
}
}
}
////////////////////////////////////////////////////////////
// drawing of other panes
void
display_force_full_redraw(void)
{
clear();
}
void
display_redraw(void)
{
draw_board();
draw_view();
draw_turn();
draw_stat();
draw_slot();
draw_scroll();
/* move the cursor */
wrefresh(scroll_w);
/* paranoia */
fflush(stdout);
}
static void
draw_view(void)
{
struct ship *sp;
werase(view_w);
foreachship(sp) {
if (sp->file->dir
&& sp->file->row > viewrow
&& sp->file->row < viewrow + VIEW_Y
&& sp->file->col > viewcol
&& sp->file->col < viewcol + VIEW_X) {
wmove(view_w, sp->file->row - viewrow,
sp->file->col - viewcol);
waddch(view_w, colours(sp));
wmove(view_w,
sternrow(sp) - viewrow,
sterncol(sp) - viewcol);
waddch(view_w, sterncolour(sp));
}
}
wrefresh(view_w);
}
static void
draw_turn(void)
{
wmove(turn_w, 0, 0);
wprintw(turn_w, "%cTurn %d", dont_adjust?'*':'-', turn);
wrefresh(turn_w);
}
static void
draw_stat(void)
{
wmove(stat_w, STAT_1, 0);
wprintw(stat_w, "Points %3d\n", mf->points);
wprintw(stat_w, "Fouls %2d\n", fouled(ms));
wprintw(stat_w, "Grapples %2d\n", grappled(ms));
wmove(stat_w, STAT_2, 0);
wprintw(stat_w, " 0 %c(%c)\n",
maxmove(ms, winddir + 3, -1) + '0',
maxmove(ms, winddir + 3, 1) + '0');
waddstr(stat_w, " \\|/\n");
wprintw(stat_w, " -^-%c(%c)\n",
maxmove(ms, winddir + 2, -1) + '0',
maxmove(ms, winddir + 2, 1) + '0');
waddstr(stat_w, " /|\\\n");
wprintw(stat_w, " | %c(%c)\n",
maxmove(ms, winddir + 1, -1) + '0',
maxmove(ms, winddir + 1, 1) + '0');
wprintw(stat_w, " %c(%c)\n",
maxmove(ms, winddir, -1) + '0',
maxmove(ms, winddir, 1) + '0');
wmove(stat_w, STAT_3, 0);
wprintw(stat_w, "Load %c%c %c%c\n",
loadname[mf->loadL], readyname(mf->readyL),
loadname[mf->loadR], readyname(mf->readyR));
wprintw(stat_w, "Hull %2d\n", mc->hull);
wprintw(stat_w, "Crew %2d %2d %2d\n",
mc->crew1, mc->crew2, mc->crew3);
wprintw(stat_w, "Guns %2d %2d\n", mc->gunL, mc->gunR);
wprintw(stat_w, "Carr %2d %2d\n", mc->carL, mc->carR);
wprintw(stat_w, "Rigg %d %d %d ", mc->rig1, mc->rig2, mc->rig3);
if (mc->rig4 < 0)
waddch(stat_w, '-');
else
wprintw(stat_w, "%d", mc->rig4);
wrefresh(stat_w);
}
void
draw_slot(void)
{
int i;
if (!boarding(ms, 0)) {
mvwaddstr(slot_w, 0, 0, " ");
mvwaddstr(slot_w, 1, 0, " ");
} else {
wmove(slot_w, 0, 0);
for (i = 0; i < 3; i++) {
waddch(slot_w, obp[i] ? '1'+i : ' ');
}
mvwaddstr(slot_w, 1, 0, "OBP");
}
if (!boarding(ms, 1)) {
mvwaddstr(slot_w, 2, 0, " ");
mvwaddstr(slot_w, 3, 0, " ");
} else {
wmove(slot_w, 2, 0);
for (i = 0; i < 3; i++) {
waddch(slot_w, dbp[i] ? '1'+i : ' ');
}
mvwaddstr(slot_w, 3, 0, "DBP");
}
wmove(slot_w, SLOT_Y-4, 0);
if (mf->RH)
wprintw(slot_w, "%dRH", mf->RH);
else
waddstr(slot_w, " ");
wmove(slot_w, SLOT_Y-3, 0);
if (mf->RG)
wprintw(slot_w, "%dRG", mf->RG);
else
waddstr(slot_w, " ");
wmove(slot_w, SLOT_Y-2, 0);
if (mf->RR)
wprintw(slot_w, "%dRR", mf->RR);
else
waddstr(slot_w, " ");
#define Y (SLOT_Y/2)
wmove(slot_w, 7, 1);
wprintw(slot_w,"%d", windspeed);
mvwaddch(slot_w, Y, 0, ' ');
mvwaddch(slot_w, Y, 2, ' ');
mvwaddch(slot_w, Y-1, 0, ' ');
mvwaddch(slot_w, Y-1, 1, ' ');
mvwaddch(slot_w, Y-1, 2, ' ');
mvwaddch(slot_w, Y+1, 0, ' ');
mvwaddch(slot_w, Y+1, 1, ' ');
mvwaddch(slot_w, Y+1, 2, ' ');
wmove(slot_w, Y - dr[winddir], 1 - dc[winddir]);
switch (winddir) {
case 1:
case 5:
waddch(slot_w, '|');
break;
case 2:
case 6:
waddch(slot_w, '/');
break;
case 3:
case 7:
waddch(slot_w, '-');
break;
case 4:
case 8:
waddch(slot_w, '\\');
break;
}
mvwaddch(slot_w, Y + dr[winddir], 1 + dc[winddir], '+');
wrefresh(slot_w);
}
void
draw_board(void)
{
int n;
erase();
werase(view_w);
werase(slot_w);
werase(scroll_w);
werase(stat_w);
werase(turn_w);
move(BOX_T, BOX_L);
for (n = 0; n < BOX_X; n++)
addch('-');
move(BOX_B, BOX_L);
for (n = 0; n < BOX_X; n++)
addch('-');
for (n = BOX_T+1; n < BOX_B; n++) {
mvaddch(n, BOX_L, '|');
mvaddch(n, BOX_R, '|');
}
mvaddch(BOX_T, BOX_L, '+');
mvaddch(BOX_T, BOX_R, '+');
mvaddch(BOX_B, BOX_L, '+');
mvaddch(BOX_B, BOX_R, '+');
refresh();
#if 0
#define WSaIM "Wooden Ships & Iron Men"
wmove(view_w, 2, (VIEW_X - sizeof WSaIM - 1) / 2);
waddstr(view_w, WSaIM);
wmove(view_w, 4, (VIEW_X - strlen(cc->name)) / 2);
waddstr(view_w, cc->name);
wrefresh(view_w);
#endif
move(LINE_T, LINE_L);
printw("Class %d %s (%d guns) '%s' (%c%c)",
mc->class,
classname[mc->class],
mc->guns,
ms->shipname,
colours(ms),
sterncolour(ms));
refresh();
}
void
display_set_obp(int which, bool show)
{
obp[which] = show;
}
void
display_set_dbp(int which, bool show)
{
dbp[which] = show;
}
////////////////////////////////////////////////////////////
// external actions on the display
void
display_scroll_pageup(void)
{
unsigned total_lines, visible_lines, limit;
unsigned pagesize = SCROLL_Y - 2;
total_lines = stringarray_num(sc_lines);
visible_lines = SCROLL_Y - 1;
limit = total_lines - visible_lines;
sc_scrollup += pagesize;
if (sc_scrollup > limit) {
sc_scrollup = limit;
}
}
void
display_scroll_pagedown(void)
{
unsigned pagesize = SCROLL_Y - 2;
if (sc_scrollup < pagesize) {
sc_scrollup = 0;
} else {
sc_scrollup -= pagesize;
}
}
void
centerview(void)
{
viewrow = mf->row - VIEW_Y / 2;
viewcol = mf->col - VIEW_X / 2;
}
void
upview(void)
{
viewrow -= VIEW_Y / 3;
}
void
downview(void)
{
viewrow += VIEW_Y / 3;
}
void
leftview(void)
{
viewcol -= VIEW_X / 5;
}
void
rightview(void)
{
viewcol += VIEW_X / 5;
}
/* Called from newturn()... rename? */
void
display_adjust_view(void)
{
if (dont_adjust)
return;
if (mf->row < viewrow + VIEW_Y/4)
viewrow = mf->row - (VIEW_Y - VIEW_Y/4);
else if (mf->row > viewrow + (VIEW_Y - VIEW_Y/4))
viewrow = mf->row - VIEW_Y/4;
if (mf->col < viewcol + VIEW_X/8)
viewcol = mf->col - (VIEW_X - VIEW_X/8);
else if (mf->col > viewcol + (VIEW_X - VIEW_X/8))
viewcol = mf->col - VIEW_X/8;
}
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