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Diffstat (limited to 'dab/human.C')
| -rw-r--r-- | dab/human.C | 151 |
1 files changed, 151 insertions, 0 deletions
diff --git a/dab/human.C b/dab/human.C new file mode 100644 index 00000000..c9cd799d --- /dev/null +++ b/dab/human.C @@ -0,0 +1,151 @@ +/* $NetBSD: human.C,v 1.1.1.1 2003/12/26 17:57:03 christos Exp $ */ + +/*- + * Copyright (c) 2003 The NetBSD Foundation, Inc. + * All rights reserved. + * + * This code is derived from software contributed to The NetBSD Foundation + * by Christos Zoulas. + * + * 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. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the NetBSD + * Foundation, Inc. and its contributors. + * 4. Neither the name of The NetBSD Foundation 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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. + */ + +/* + * human.C: Human interface for dots, using rogue-like keys. + */ +#include "defs.h" +RCSID("$Id: human.C,v 1.1.1.1 2003/12/26 17:57:03 christos Exp $") + +#include "human.h" +#include "board.h" +#include "box.h" + +#define CONTROL(a) ((a) & 037) + +HUMAN::HUMAN(const char c) : + PLAYER(c), + _curx(0), + _cury(1) +{ +} + +void HUMAN::play(const BOARD& b, size_t& y, size_t& x, int& dir) +{ + int mv; + b.setpos(_cury, _curx); + + for (;;) { + switch (mv = b.getmove()) { + case 'h': case 'H': + _curx -= 2; + break; + + case 'l': case 'L': + _curx += 2; + break; + + case 'k': case 'K': + _cury -= 2; + break; + + case 'j': case 'J': + _cury += 2; + break; + + case 'u': case 'U': + _curx += 1; + _cury -= 1; + break; + + case 'y': case 'Y': + _curx -= 1; + _cury -= 1; + break; + + case 'b': case 'B': + _curx -= 1; + _cury += 1; + break; + + case 'n': case 'N': + _curx += 1; + _cury += 1; + break; + + case 'q': case 'Q': + exit(0); + + case CONTROL('L'): case CONTROL('R'): + b.clean(); + b.paint(); + break; + + case ' ': + { + x = _curx / 2; + y = _cury / 2; + + if (_cury & 1) { + if (_curx == 0) + dir = BOX::left; + else { + x--; + dir = BOX::right; + } + } + + if (_curx & 1) { + if (_cury == 0) + dir = BOX::top; + else { + y--; + dir = BOX::bottom; + } + } + } + return; + + default: + break; + } + + // We add 2 before the comparison to avoid underflow + if ((2 + _curx) - (_curx & 1) < 2) + _curx = (b.nx() * 2) + (_curx & 1); + if (_curx >= (b.nx() * 2) + 1) + _curx = (_curx & 1); + + if ((2 + _cury) - (_cury & 1) < 2) + _cury = (b.ny() * 2) + (_cury & 1); + if (_cury >= (b.ny() * 2) + 1) + _cury = (_cury & 1); + + b.setpos(_cury, _curx); + } +} |