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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 3 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, see <http://www.gnu.org/licenses/>.
*
*/
#ifndef GLK_COMPREHEND_GAME_OPCODES_H
#define GLK_COMPREHEND_GAME_OPCODES_H
#include "glk/comprehend/game.h"
namespace Glk {
namespace Comprehend {
/**
* Intermediate derived game class that handles script opcodes common to both
* version 1 and version 2 of the engine
*/
class ComprehendGameOpcodes : public ComprehendGame {
protected:
ScriptOpcode _opcodeMap[0x100];
void execute_opcode(const Instruction *instr, const Sentence *sentence, FunctionState *func_state) override;
Item *getItem(const Instruction *instr);
virtual void func_set_test_result(FunctionState *func_state, bool value);
bool isItemPresent(Item *item) const;
public:
ComprehendGameOpcodes();
virtual byte getOpcode(const Instruction *instr) {
return instr->_opcode;
}
ScriptOpcode getScriptOpcode(const Instruction *instr) override {
return _opcodeMap[getOpcode(instr)];
}
};
/**
* Version 1 Comprehend game
*/
class ComprehendGameV1 : public ComprehendGameOpcodes {
protected:
void execute_opcode(const Instruction *instr, const Sentence *sentence, FunctionState *func_state) override;
public:
ComprehendGameV1();
};
/**
* Version 2 Comprehend game
*/
class ComprehendGameV2 : public ComprehendGameOpcodes {
protected:
void execute_opcode(const Instruction *instr, const Sentence *sentence, FunctionState *func_state) override;
public:
ComprehendGameV2();
byte getOpcode(const Instruction *instr) override;
void func_set_test_result(FunctionState *func_state, bool value) override;
};
} // namespace Comprehend
} // namespace Glk
#endif
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