mirror of
https://github.com/libretro/scummvm.git
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122 lines
3.2 KiB
C++
122 lines
3.2 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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* 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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* 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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* $URL$
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* $Id$
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*
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*/
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/*
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* This code is based on original Hugo Trilogy source code
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*
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* Copyright (c) 1989-1995 David P. Gray
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*
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*/
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#ifndef HUGO_PARSER_H
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#define HUGO_PARSER_H
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namespace Hugo {
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enum seqTextParser {
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kTBExit = 0, kTBMaze, kTBNoPoint, kTBNoun, kTBVerb,
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kTBEh, kTBUnusual, kTBHave, kTBNoUse, kTBDontHave,
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kTBNeed, kTBOk, kCmtAny1, kCmtAny2, kCmtAny3,
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kCmtClose, kTBIntro, kTBOutro, kTBUnusual_1d, kCmtAny4,
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kCmtAny5, kTBExit_1d, kTBEh_1d, kTBEh_2d, kTBNoUse_2d
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};
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class Parser {
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public:
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Parser(HugoEngine &vm);
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virtual ~Parser();
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bool isWordPresent(char **wordArr);
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void charHandler();
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void command(const char *format, ...);
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void keyHandler(uint16 nChar, uint16 nFlags);
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virtual void lineHandler() = 0;
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protected:
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HugoEngine &_vm;
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protected:
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bool isCarrying(uint16 wordIndex);
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char *findNoun();
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char *findVerb();
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void dropObject(object_t *obj);
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void takeObject(object_t *obj);
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void showTakeables();
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private:
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char _ringBuffer[32]; // Ring buffer
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uint16 _putIndex;
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uint16 _getIndex; // Index into ring buffer
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bool _checkDoubleF1Fl; // Flag used to display user help or instructions
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void showDosInventory();
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};
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class Parser_v1w : public Parser {
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public:
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Parser_v1w(HugoEngine &vm);
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~Parser_v1w();
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virtual void lineHandler();
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private:
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bool isBackgroundWord(objectList_t obj);
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bool isCatchallVerb(objectList_t obj);
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bool isGenericVerb(object_t *obj, char *comment);
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bool isNear(object_t *obj, char *verb, char *comment);
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bool isObjectVerb(object_t *obj, char *comment);
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};
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class Parser_v1d : public Parser {
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public:
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Parser_v1d(HugoEngine &vm);
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~Parser_v1d();
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void lineHandler();
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protected:
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char *findNextNoun(char *noun);
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bool isNear(char *verb, char *noun, object_t *obj, char *comment);
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bool isGenericVerb(char *word, object_t *obj);
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bool isObjectVerb(char *word, object_t *obj);
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bool isBackgroundWord(char *noun, char *verb, objectList_t obj);
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bool isCatchallVerb(bool test_noun, char *noun, char *verb, objectList_t obj);
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};
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class Parser_v2d : public Parser_v1d {
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public:
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Parser_v2d(HugoEngine &vm);
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~Parser_v2d();
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void lineHandler();
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};
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} // End of namespace Hugo
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#endif //HUGO_PARSER_H
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