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/* 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 MUTATIONOFJB_COMMAND_H
#define MUTATIONOFJB_COMMAND_H
namespace Common {
class String;
}
namespace MutationOfJB {
class GameData;
class SeqCommand;
class IfCommand;
class CallMacroCommand;
class ScriptParseContext;
class Command;
class CommandParser {
public:
virtual ~CommandParser();
virtual bool parse(const Common::String &line, ScriptParseContext &parseCtx, Command *&command) = 0;
/* Old command - created by this parser. */
virtual void transition(ScriptParseContext &parseCtx, Command *oldCommand, Command *newCommand, CommandParser *newCommandParser);
/* Called after parsing. */
virtual void finish(ScriptParseContext &parseCtx);
};
class Command {
public:
enum ExecuteResult {
None,
Finished,
InProgress
};
virtual ~Command();
virtual ExecuteResult execute(GameData &gameData) = 0;
virtual Command *next() const = 0;
virtual SeqCommand *asSeqCommand();
virtual Common::String debugString() const = 0;
};
}
#endif
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