mirror of
https://github.com/libretro/scummvm.git
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95 lines
2.7 KiB
C++
95 lines
2.7 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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#ifndef SCI_ENGINE_MESSAGE_H
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#define SCI_ENGINE_MESSAGE_H
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#include "sci/resource.h"
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#include "sci/engine/vm_types.h"
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#include "common/stack.h"
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namespace Sci {
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class SegManager;
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struct MessageRecord;
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struct MessageTuple {
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byte noun;
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byte verb;
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byte cond;
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byte seq;
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MessageTuple(byte noun_ = 0, byte verb_ = 0, byte cond_ = 0, byte seq_ = 1)
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: noun(noun_), verb(verb_), cond(cond_), seq(seq_) { }
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};
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class CursorStack : public Common::Stack<MessageTuple> {
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public:
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void init(int module, MessageTuple t) {
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clear();
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push(t);
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_module = module;
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}
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int getModule() const { return _module; }
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private:
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int _module;
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};
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typedef Common::Stack<CursorStack> CursorStackStack;
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class MessageState {
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public:
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MessageState(SegManager *segMan) : _segMan(segMan) { }
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int getMessage(int module, MessageTuple &t, reg_t buf);
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int nextMessage(reg_t buf);
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int messageSize(int module, MessageTuple &t);
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bool messageRef(int module, const MessageTuple &t, MessageTuple &ref);
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void lastQuery(int &module, MessageTuple &tuple);
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void pushCursorStack();
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void popCursorStack();
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private:
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bool getRecord(CursorStack &stack, bool recurse, MessageRecord &record);
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void outputString(reg_t buf, const Common::String &str);
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Common::String processString(const char *s);
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int hexDigitToInt(char h);
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bool stringHex(Common::String &outStr, const Common::String &inStr, uint &index);
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bool stringLit(Common::String &outStr, const Common::String &inStr, uint &index);
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bool stringStage(Common::String &outStr, const Common::String &inStr, uint &index);
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CursorStack _cursorStack;
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CursorStackStack _cursorStackStack;
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MessageTuple _lastReturned;
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int _lastReturnedModule;
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SegManager *_segMan;
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};
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} // End of namespace Sci
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#endif // SCI_ENGINE_MESSAGE_H
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