/** * Test whether command line contains a verb allowed by this object. * If it does, and the object is near and passes the tests in the command * list then carry out the actions in the action list and return TRUE */ bool Parser_v3d::isObjectVerb(object_t *obj, char *comment) { debugC(1, kDebugParser, "isObjectVerb(object_t *obj, %s)", comment); // First, find matching verb in cmd list uint16 cmdIndex = obj->cmdIndex; // ptr to list of commands if (cmdIndex == 0) // No commands for this obj return false; int i; for (i = 0; _vm->_cmdList[cmdIndex][i].verbIndex != 0; i++) { // For each cmd if (isWordPresent(_vm->_arrayVerbs[_vm->_cmdList[cmdIndex][i].verbIndex])) // Was this verb used? break; } if (_vm->_cmdList[cmdIndex][i].verbIndex == 0) // No verbs used. return false; // Verb match found. Check if object is Near char *verb = *_vm->_arrayVerbs[_vm->_cmdList[cmdIndex][i].verbIndex]; if (!isNear(obj, verb, comment)) return false; // Check all required objects are being carried cmd *cmnd = &_vm->_cmdList[cmdIndex][i]; // ptr to struct cmd if (cmnd->reqIndex) { // At least 1 thing in list uint16 *reqs = _vm->_arrayReqs[cmnd->reqIndex]; // ptr to list of required objects for (i = 0; reqs[i]; i++) { // for each obj if (!_vm->_object->isCarrying(reqs[i])) { Utils::Box(BOX_ANY, "%s", _vm->_textData[cmnd->textDataNoCarryIndex]); return true; } } } // Required objects are present, now check state is correct if ((obj->state != cmnd->reqState) && (cmnd->reqState != DONT_CARE)) { Utils::Box(BOX_ANY, "%s", _vm->_textData[cmnd->textDataWrongIndex]); return true; } // Everything checked. Change the state and carry out any actions if (cmnd->reqState != DONT_CARE) // Don't change new state if required state didn't care obj->state = cmnd->newState; Utils::Box(BOX_ANY, "%s", _vm->_textData[cmnd->textDataDoneIndex]); _vm->_scheduler->insertActionList(cmnd->actIndex); // See if any additional generic actions if ((verb == _vm->_arrayVerbs[_vm->_look][0]) || (verb == _vm->_arrayVerbs[_vm->_take][0]) || (verb == _vm->_arrayVerbs[_vm->_drop][0])) isGenericVerb(obj, comment); return true; }
/** * Test whether supplied verb is included in the list of allowed verbs for * this object. If it is, then perform the tests on it from the cmd list * and if it passes, perform the actions in the action list. If the verb * is catered for, return TRUE */ bool Parser_v1d::isObjectVerb(char *word, object_t *obj) { debugC(1, kDebugParser, "isObjectVerb(%s, object_t *obj)", word); // First, find matching verb in cmd list uint16 cmdIndex = obj->cmdIndex; // ptr to list of commands if (!cmdIndex) // No commands for this obj return false; int i; for (i = 0; _vm->_cmdList[cmdIndex][i].verbIndex != 0; i++) { // For each cmd if (!strcmp(word, _vm->_text->getVerb(_vm->_cmdList[cmdIndex][i].verbIndex, 0))) // Is this verb catered for? break; } if (_vm->_cmdList[cmdIndex][i].verbIndex == 0) // No return false; // Verb match found, check all required objects are being carried cmd *cmnd = &_vm->_cmdList[cmdIndex][i]; // ptr to struct cmd if (cmnd->reqIndex) { // At least 1 thing in list uint16 *reqs = _vm->_arrayReqs[cmnd->reqIndex]; // ptr to list of required objects for (i = 0; reqs[i]; i++) { // for each obj if (!_vm->_object->isCarrying(reqs[i])) { Utils::Box(kBoxAny, "%s", _vm->_text->getTextData(cmnd->textDataNoCarryIndex)); return true; } } } // Required objects are present, now check state is correct if ((obj->state != cmnd->reqState) && (cmnd->reqState != kStateDontCare)){ Utils::Box(kBoxAny, "%s", _vm->_text->getTextData(cmnd->textDataWrongIndex)); return true; } // Everything checked. Change the state and carry out any actions if (cmnd->reqState != kStateDontCare) // Don't change new state if required state didn't care obj->state = cmnd->newState; Utils::Box(kBoxAny, "%s", _vm->_text->getTextData(cmnd->textDataDoneIndex)); _vm->_scheduler->insertActionList(cmnd->actIndex); // Special case if verb is Take or Drop. Assume additional generic actions if ((word == _vm->_text->getVerb(_vm->_take, 0)) || (word == _vm->_text->getVerb(_vm->_drop, 0))) isGenericVerb(word, obj); return true; }
/** * Parse the user's line of text input. Generate events as necessary */ void Parser_v3d::lineHandler() { debugC(1, kDebugParser, "lineHandler()"); status_t &gameStatus = _vm->getGameStatus(); // Toggle God Mode if (!strncmp(_line, "PPG", 3)) { _vm->_sound->playSound(!_vm->_soundTest, BOTH_CHANNELS, HIGH_PRI); gameStatus.godModeFl = !gameStatus.godModeFl; return; } Utils::strlwr(_line); // Convert to lower case // God Mode cheat commands: // goto <screen> Takes hero to named screen // fetch <object name> Hero carries named object // fetch all Hero carries all possible objects // find <object name> Takes hero to screen containing named object if (gameStatus.godModeFl) { // Special code to allow me to go straight to any screen if (strstr(_line, "goto")) { for (int i = 0; i < _vm->_numScreens; i++) { if (!scumm_stricmp(&_line[strlen("goto") + 1], _vm->_screenNames[i])) { _vm->_scheduler->newScreen(i); return; } } } // Special code to allow me to get objects from anywhere if (strstr(_line, "fetch all")) { for (int i = 0; i < _vm->_object->_numObj; i++) { if (_vm->_object->_objects[i].genericCmd & TAKE) takeObject(&_vm->_object->_objects[i]); } return; } if (strstr(_line, "fetch")) { for (int i = 0; i < _vm->_object->_numObj; i++) { if (!scumm_stricmp(&_line[strlen("fetch") + 1], _vm->_arrayNouns[_vm->_object->_objects[i].nounIndex][0])) { takeObject(&_vm->_object->_objects[i]); return; } } } // Special code to allow me to goto objects if (strstr(_line, "find")) { for (int i = 0; i < _vm->_object->_numObj; i++) { if (!scumm_stricmp(&_line[strlen("find") + 1], _vm->_arrayNouns[_vm->_object->_objects[i].nounIndex][0])) { _vm->_scheduler->newScreen(_vm->_object->_objects[i].screenIndex); return; } } } } // Special meta commands // EXIT/QUIT if (!strcmp("exit", _line) || strstr(_line, "quit")) { if (Utils::Box(BOX_YESNO, "%s", _vm->_textParser[kTBExit_1d]) != 0) _vm->endGame(); else return; } // SAVE/RESTORE if (!strcmp("save", _line)) { _config.soundFl = false; if (gameStatus.gameOverFl) Utils::gameOverMsg(); else _vm->_file->saveGame(-1, Common::String()); return; } if (!strcmp("restore", _line)) { _config.soundFl = false; _vm->_file->restoreGame(-1); _vm->_scheduler->restoreScreen(*_vm->_screen_p); gameStatus.viewState = V_PLAY; return; } // Empty line if (*_line == '\0') // Empty line return; if (strspn(_line, " ") == strlen(_line)) // Nothing but spaces! return; if (gameStatus.gameOverFl) { // No commands allowed! Utils::gameOverMsg(); return; } char farComment[XBYTES * 5] = ""; // hold 5 line comment if object not nearby // Test for nearby objects referenced explicitly for (int i = 0; i < _vm->_object->_numObj; i++) { object_t *obj = &_vm->_object->_objects[i]; if (isWordPresent(_vm->_arrayNouns[obj->nounIndex])) { if (isObjectVerb(obj, farComment) || isGenericVerb(obj, farComment)) return; } } // Test for nearby objects that only require a verb // Note comment is unused if not near. for (int i = 0; i < _vm->_object->_numObj; i++) { object_t *obj = &_vm->_object->_objects[i]; if (obj->verbOnlyFl) { char contextComment[XBYTES * 5] = ""; // Unused comment for context objects if (isObjectVerb(obj, contextComment) || isGenericVerb(obj, contextComment)) return; } } // No objects match command line, try background and catchall commands if (isBackgroundWord(_vm->_backgroundObjects[*_vm->_screen_p])) return; if (isCatchallVerb(_vm->_backgroundObjects[*_vm->_screen_p])) return; if (isBackgroundWord(_vm->_catchallList)) return; if (isCatchallVerb(_vm->_catchallList)) return; // If a not-near comment was generated, print it if (*farComment != '\0') { Utils::Box(BOX_ANY, "%s", farComment); return; } // Nothing matches. Report recognition success to user. char *verb = findVerb(); char *noun = findNoun(); if (verb && noun) { // A combination I didn't think of Utils::Box(BOX_ANY, "%s", _vm->_textParser[kTBNoPoint]); } else if (noun) { Utils::Box(BOX_ANY, "%s", _vm->_textParser[kTBNoun]); } else if (verb) { Utils::Box(BOX_ANY, "%s", _vm->_textParser[kTBVerb]); } else { Utils::Box(BOX_ANY, "%s", _vm->_textParser[kTBEh]); } }
/** * Parse the user's line of text input. Generate events as necessary */ void Parser_v2d::lineHandler() { debugC(1, kDebugParser, "lineHandler()"); status_t &gameStatus = _vm->getGameStatus(); // Toggle God Mode if (!strncmp(_vm->_line, "PPG", 3)) { _vm->_sound->playSound(!_vm->_soundTest, kSoundPriorityHigh); gameStatus.godModeFl = !gameStatus.godModeFl; return; } Utils::strlwr(_vm->_line); // Convert to lower case // God Mode cheat commands: // goto <screen> Takes hero to named screen // fetch <object name> Hero carries named object // fetch all Hero carries all possible objects // find <object name> Takes hero to screen containing named object if (gameStatus.godModeFl) { // Special code to allow me to go straight to any screen if (strstr(_vm->_line, "goto")) { for (int i = 0; i < _vm->_numScreens; i++) { if (!scumm_stricmp(&_vm->_line[strlen("goto") + 1], _vm->_text->getScreenNames(i))) { _vm->_scheduler->newScreen(i); return; } } } // Special code to allow me to get objects from anywhere if (strstr(_vm->_line, "fetch all")) { for (int i = 0; i < _vm->_object->_numObj; i++) { if (_vm->_object->_objects[i].genericCmd & TAKE) takeObject(&_vm->_object->_objects[i]); } return; } if (strstr(_vm->_line, "fetch")) { for (int i = 0; i < _vm->_object->_numObj; i++) { if (!scumm_stricmp(&_vm->_line[strlen("fetch") + 1], _vm->_text->getNoun(_vm->_object->_objects[i].nounIndex, 0))) { takeObject(&_vm->_object->_objects[i]); return; } } } // Special code to allow me to goto objects if (strstr(_vm->_line, "find")) { for (int i = 0; i < _vm->_object->_numObj; i++) { if (!scumm_stricmp(&_vm->_line[strlen("find") + 1], _vm->_text->getNoun(_vm->_object->_objects[i].nounIndex, 0))) { _vm->_scheduler->newScreen(_vm->_object->_objects[i].screenIndex); return; } } } } if (!strcmp("exit", _vm->_line) || strstr(_vm->_line, "quit")) { if (Utils::Box(kBoxYesNo, "%s", _vm->_text->getTextParser(kTBExit_1d)) != 0) _vm->endGame(); return; } // SAVE/RESTORE if (!strcmp("save", _vm->_line)) { _vm->_config.soundFl = false; if (gameStatus.gameOverFl) Utils::gameOverMsg(); else _vm->_file->saveGame(-1, Common::String()); return; } if (!strcmp("restore", _vm->_line)) { _vm->_config.soundFl = false; _vm->_file->restoreGame(-1); _vm->_scheduler->restoreScreen(*_vm->_screen_p); gameStatus.viewState = kViewPlay; return; } if (*_vm->_line == '\0') // Empty line return; if (strspn(_vm->_line, " ") == strlen(_vm->_line)) // Nothing but spaces! return; if (gameStatus.gameOverFl) { // No commands allowed! Utils::gameOverMsg(); return; } // Find the first verb in the line char *verb = findVerb(); char *noun = 0; // Noun not found yet char farComment[kCompLineSize * 5] = ""; // hold 5 line comment if object not nearby if (verb) { // OK, verb found. Try to match with object do { noun = findNextNoun(noun); // Find a noun in the line // Must try at least once for objects allowing verb-context for (int i = 0; i < _vm->_object->_numObj; i++) { object_t *obj = &_vm->_object->_objects[i]; if (isNear(verb, noun, obj, farComment)) { if (isObjectVerb(verb, obj) // Foreground object || isGenericVerb(verb, obj)) // Common action type return; } } if ((*farComment != '\0') && isBackgroundWord(noun, verb, _vm->_backgroundObjects[*_vm->_screen_p])) return; } while (noun); } noun = findNextNoun(noun); if ( !isCatchallVerb(true, noun, verb, _vm->_backgroundObjects[*_vm->_screen_p]) && !isCatchallVerb(true, noun, verb, _vm->_catchallList) && !isCatchallVerb(false, noun, verb, _vm->_backgroundObjects[*_vm->_screen_p]) && !isCatchallVerb(false, noun, verb, _vm->_catchallList)) { if (*farComment != '\0') { // An object matched but not near enough Utils::Box(kBoxAny, "%s", farComment); } else if (_maze.enabledFl && (verb == _vm->_text->getVerb(_vm->_look, 0))) { Utils::Box(kBoxAny, "%s", _vm->_text->getTextParser(kTBMaze)); _vm->_object->showTakeables(); } else if (verb && noun) { // A combination I didn't think of Utils::Box(kBoxAny, "%s", _vm->_text->getTextParser(kTBNoUse_2d)); } else if (verb || noun) { Utils::Box(kBoxAny, "%s", _vm->_text->getTextParser(kTBNoun)); } else { Utils::Box(kBoxAny, "%s", _vm->_text->getTextParser(kTBEh_2d)); } } }