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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_SCRIPT_H
#define MUTATIONOFJB_SCRIPT_H
#include "mutationofjb/commands/command.h"
#include "common/array.h"
#include "common/hashmap.h"
#include "common/hash-str.h"
#include "common/stack.h"
namespace Common {
class SeekableReadStream;
class String;
}
namespace MutationOfJB {
class Command;
class LabelCommand;
class Game;
class GotoCommand;
class ConditionalCommand;
class Script;
class RandomCommand;
struct GameData;
typedef Common::Array<Command *> Commands;
struct ActionInfo {
enum Action {
Look,
Walk,
Talk,
Use,
PickUp
};
Action _action;
Common::String _entity1Name;
Common::String _entity2Name;
bool _walkTo;
Command *_command;
};
typedef Common::Array<ActionInfo> ActionInfos;
typedef Common::Array<GotoCommand *> GotoCommands;
typedef Common::HashMap<Common::String, Command *> Macros;
typedef Common::HashMap<uint8, Command *> Startups;
typedef Common::HashMap<Common::String, Command *> Extras;
class ScriptParseContext {
public:
ScriptParseContext(Common::SeekableReadStream &stream);
bool readLine(Common::String &line);
void addConditionalCommand(ConditionalCommand *command, char tag, bool firstHash);
void addLookSection(const Common::String &item, bool walkTo);
Common::SeekableReadStream &_stream;
Command *_currentCommand;
Command *_lastCommand;
struct ConditionalCommandInfo {
ConditionalCommand *_command;
char _tag;
bool _firstHash;
};
typedef Common::Array<ConditionalCommandInfo> ConditionalCommandInfos;
ConditionalCommandInfos _pendingCondCommands;
typedef Common::HashMap<Common::String, LabelCommand *> LabelMap;
LabelMap _labels;
typedef Common::HashMap<Common::String, GotoCommands> PendingGotoMap;
PendingGotoMap _pendingGotos;
RandomCommand *_pendingRandomCommand;
ActionInfos _actionInfos;
Macros _macros;
Startups _startups;
Extras _extras;
private:
};
class ScriptExecutionContext {
public:
ScriptExecutionContext(Game &game, Script *localScriptOverride = nullptr) : _game(game), _activeCommand(nullptr), _localScriptOverride(localScriptOverride) {}
void clear();
Command::ExecuteResult runActiveCommand();
Command::ExecuteResult startCommand(Command *cmd);
Command::ExecuteResult startStartupSection();
void pushReturnCommand(Command *);
Command *popReturnCommand();
Game &getGame();
GameData &getGameData();
Command *getMacro(const Common::String &name) const;
Command *getExtra(const Common::String &name) const;
bool isCommandRunning() const;
private:
Game &_game;
Command *_activeCommand;
Common::Stack<Command *> _callStack;
Script *_localScriptOverride;
};
class Script {
public:
bool loadFromStream(Common::SeekableReadStream &stream);
~Script();
const ActionInfos &getActionInfos(ActionInfo::Action action);
const Commands &getAllCommands() const;
const Macros &getMacros() const;
const Startups &getStartups() const;
Command *getMacro(const Common::String &name) const;
Command *getStartup(uint8 startupId) const;
Command *getExtra(const Common::String &name) const;
private:
void destroy();
Commands _allCommands;
ActionInfos _actionInfos[5];
Macros _macros;
Startups _startups;
Extras _extras;
};
}
#endif
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