script_v2.h

/* 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 PHOENIXVR_SCRIPT_V2_H
#define PHOENIXVR_SCRIPT_V2_H
 
#include "phoenixvr/script.h"
 
namespace PhoenixVR {
class ScriptV2 : public Script {
public:
    struct Condition {
        Common::String op;
        Common::String arg1;
        Common::String arg2;
 
        Condition(const Common::String &text);
        bool parse(const Common::String &text, const Common::String &maybeOp);
        int value() const;
    };
    using ConditionPtr = Common::SharedPtr<Condition>;
 
    struct Conditional : public Command {
        Common::Array<ConditionPtr> conditions;
        ScopePtr trueScope;
        ScopePtr falseScope;
 
        Conditional(const Common::Array<Common::String> &args);
        void branch(ExecutionContext &ctx, bool branch) const;
    };
    using ConditionalPtr = Common::SharedPtr<Conditional>;
 
private:
    WarpPtr _currentWarp;
    TestPtr _currentTest;
    Scope *_currentTestScope = nullptr;
    struct ConditionalScope {
        ConditionalPtr conditional;
        ScopePtr scope;
    };
    Common::Array<ConditionalScope> _conditionals;
 
    Scope &topScope() const {
        assert(_currentTestScope);
        return !_conditionals.empty() ? *_conditionals.back().scope : *_currentTestScope;
    }
    void closeScope();
    void closeAllScopes();
    void closeAllScopesWithWarning(int lineno);
 
private:
    void parseLine(const Common::String &line, uint lineno) override;
};
} // namespace PhoenixVR
 
#endif