mirror of
https://github.com/libretro/scummvm.git
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133 lines
3.6 KiB
C++
133 lines
3.6 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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*/
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#include "glk/alan3/location.h"
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#include "glk/alan3/instance.h"
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#include "glk/alan3/options.h"
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#include "glk/alan3/word.h"
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#include "glk/alan3/inter.h"
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#include "glk/alan3/glkio.h"
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#include "glk/alan3/lists.h"
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#include "glk/alan3/checkentry.h"
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#include "glk/alan3/debug.h"
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#include "glk/alan3/memory.h"
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#include "glk/alan3/dictionary.h"
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#include "glk/alan3/output.h"
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#include "glk/alan3/msg.h"
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#include "glk/alan3/current.h"
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namespace Glk {
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namespace Alan3 {
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/*----------------------------------------------------------------------*/
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static void traceExit(CONTEXT, int location, int dir, const char *what) {
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printf("\n<EXIT %s[%d] from ",
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(char *)pointerTo(dictionary[playerWords[currentWordIndex - 1].code].string), dir);
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CALL1(traceSay, location)
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printf("[%d], %s:>\n", location, what);
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}
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/*======================================================================*/
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void go(CONTEXT, int location, int dir) {
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ExitEntry *theExit;
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bool ok;
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Aword oldloc;
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theExit = (ExitEntry *) pointerTo(instances[location].exits);
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if (instances[location].exits != 0) {
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while (!isEndOfArray(theExit)) {
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if (theExit->code == (uint)dir) {
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ok = TRUE;
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if (theExit->checks != 0) {
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if (traceSectionOption)
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CALL3(traceExit, location, dir, "Checking")
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FUNC2(checksFailed, ok, theExit->checks, EXECUTE_CHECK_BODY_ON_FAIL)
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ok = !ok;
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}
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if (ok) {
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oldloc = location;
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if (theExit->action != 0) {
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if (traceSectionOption)
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CALL3(traceExit, location, dir, "Executing")
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CALL1(interpret, theExit->action)
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}
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/* Still at the same place? */
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if (where(HERO, TRANSITIVE) == (int)oldloc) {
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if (traceSectionOption)
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CALL3(traceExit, location, dir, "Moving")
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CALL2(locate, HERO, theExit->target)
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}
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return;
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} else {
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CALL1(error, NO_MSG)
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}
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}
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theExit++;
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}
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}
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CALL1(error, M_NO_WAY)
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}
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/*======================================================================*/
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bool exitto(int to, int from) {
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ExitEntry *theExit;
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if (instances[from].exits == 0)
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return FALSE; /* No exits */
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for (theExit = (ExitEntry *) pointerTo(instances[from].exits); !isEndOfArray(theExit); theExit++)
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if (theExit->target == (uint)to)
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return TRUE;
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return FALSE;
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}
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/*======================================================================*/
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void look(CONTEXT) {
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uint i;
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/* Set describe flag for all objects and actors */
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for (i = 1; i <= header->instanceMax; i++)
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admin[i].alreadyDescribed = FALSE;
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if (anyOutput)
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para();
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setSubHeaderStyle();
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CALL1(sayInstance, current.location)
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setNormalStyle();
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newline();
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capitalize = TRUE;
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if (describe(context, current.location) && !context._break)
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describeInstances(context);
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}
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} // End of namespace Alan3
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} // End of namespace Glk
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