/* ScummVM - Graphic Adventure Engine * * ScummVM is the legal property of its developers, whose names * are too numerous to list here. Please refer to the COPYRIGHT * file distributed with this source distribution. * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version 2 * of the License, or (at your option) any later version. * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. * */ #ifndef SCI_ENGINE_MESSAGE_H #define SCI_ENGINE_MESSAGE_H #include "sci/resource.h" #include "sci/engine/vm_types.h" #include "common/stack.h" namespace Sci { class SegManager; struct MessageRecord; struct MessageTuple { byte noun; byte verb; byte cond; byte seq; MessageTuple(byte noun_ = 0, byte verb_ = 0, byte cond_ = 0, byte seq_ = 1) : noun(noun_), verb(verb_), cond(cond_), seq(seq_) { } }; class CursorStack : public Common::Stack<MessageTuple> { public: void init(int module, MessageTuple t) { clear(); push(t); _module = module; } int getModule() const { return _module; } private: int _module; }; typedef Common::Stack<CursorStack> CursorStackStack; class MessageState { public: MessageState(SegManager *segMan) : _segMan(segMan), _lastReturnedModule(0) { } int getMessage(int module, MessageTuple &t, reg_t buf); int nextMessage(reg_t buf); int messageSize(int module, MessageTuple &t); bool messageRef(int module, const MessageTuple &t, MessageTuple &ref); void lastQuery(int &module, MessageTuple &tuple); void pushCursorStack(); void popCursorStack(); private: bool getRecord(CursorStack &stack, bool recurse, MessageRecord &record); void outputString(reg_t buf, const Common::String &str); Common::String processString(const char *s); int hexDigitToInt(char h); bool stringHex(Common::String &outStr, const Common::String &inStr, uint &index); bool stringLit(Common::String &outStr, const Common::String &inStr, uint &index); bool stringStage(Common::String &outStr, const Common::String &inStr, uint &index); CursorStack _cursorStack; CursorStackStack _cursorStackStack; MessageTuple _lastReturned; int _lastReturnedModule; SegManager *_segMan; }; } // End of namespace Sci #endif // SCI_ENGINE_MESSAGE_H