colobot/src/CBot/CBotInstr/CBotExprVar.h

/*
 * This file is part of the Colobot: Gold Edition source code
 * Copyright (C) 2001-2015, Daniel Roux, EPSITEC SA & TerranovaTeam
 * http://epsitec.ch; http://colobot.info; http://github.com/colobot
 *
 * 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://gnu.org/licenses
 */

#pragma once

// Modules inlcude
#include "CBot.h"

#include "CBotDefines.h"

// Local include

// Global include


/*!
 * \brief The CBotExprVar class Expression for the variable name. Compile a
 * variable name check that it is known on the stack and it has been initialized.
 */
class CBotExprVar : public CBotInstr
{
public:

    /*!
     * \brief CBotExprVar
     */
    CBotExprVar();

    /*!
     * \brief ~CBotExprVar
     */
    ~CBotExprVar();

    /*!
     * \brief Compile
     * \param p
     * \param pStack
     * \param privat
     * \return
     */
    static CBotInstr* Compile(CBotToken* &p, CBotCStack* pStack, int privat=PR_PROTECT);

    /*!
     * \brief CompileMethode
     * \param p
     * \param pStack
     * \return
     */
    static CBotInstr* CompileMethode(CBotToken* &p, CBotCStack* pStack);

    /*!
     * \brief Execute Execute, making the value of a variable.
     * \param pj
     * \return
     */
    bool Execute(CBotStack* &pj) override;

    /*!
     * \brief RestoreState
     * \param pj
     * \param bMain
     */
    void RestoreState(CBotStack* &pj, bool bMain) override;

    /*!
     * \brief ExecuteVar Fetch a variable at runtime.
     * \param pVar
     * \param pile
     * \param prevToken
     * \param bStep
     * \return
     */
    bool ExecuteVar(CBotVar* &pVar, CBotStack* &pile, CBotToken* prevToken, bool bStep);

    /*!
     * \brief RestoreStateVar Fetch variable at runtime.
     * \param pj
     * \param bMain
     */
    void RestoreStateVar(CBotStack* &pj, bool bMain) override;

private:
    long m_nIdent;
    friend class CBotPostIncExpr;
    friend class CBotPreIncExpr;

};