Beispiel #1
0
/**
* 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]);
	}
}
Beispiel #2
0
/**
* 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));
		}
	}
}