escalator.h

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/*
        Scalable Building Simulator - Escalator Object
        The Skyscraper Project - Version 2.0
        Copyright (C)2004-2024 Ryan Thoryk
        https://www.skyscrapersim.net
        https://sourceforge.net/projects/skyscraper/
        Contact - ryan@skyscrapersim.net
 
        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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
*/
 
#ifndef _SBS_ESCALATOR_H
#define _SBS_ESCALATOR_H
 
namespace SBS {
 
class SBSIMPEXP Escalator : public Object
{
public:
        Real Speed;
 
        Escalator(Object *parent, const std::string &name, int run, Real speed, const std::string &sound_file, const std::string &riser_texture, const std::string &tread_texture, const std::string &direction, Real CenterX, Real CenterZ, Real width, Real risersize, Real treadsize, int num_steps, Real voffset, Real tw, Real th);
        ~Escalator();
        void Enabled(bool value);
        void Report(const std::string &message);
        bool ReportError(const std::string &message);
        void Loop();
        bool IsEnabled() { return is_enabled; }
        void OnClick(Vector3 &position, bool shift, bool ctrl, bool alt, bool right);
        void ResetState();
        void SetRun(int value);
        int GetRun() { return Run; }
        void EnableMalfunctions(bool value);
        void Malfunction();
 
private:
        Sound *sound; //sound object
        int Run; //-1 is reverse, 0 is stop, 1 is forward
        bool is_enabled;
        Vector3 start, end;
        std::string Direction;
        Real treadsize;
        Real risersize;
        int buffer_zone_steps;
 
        std::vector<Step*> Steps;
 
        //random malfunctions timer
        class Timer;
        Timer *malfunction_timer;
        int RandomProbability; //probability ratio of random activity, starting with 1 - higher is less frequent
        Real RandomFrequency; //speed in seconds to make each random action
        RandomGen *rnd_time, *rnd_type;
 
        void CreateSteps(const std::string &riser_texture, const std::string &tread_texture, const std::string &direction, Real width, Real risersize, Real treadsize, Real tw, Real th);
        void MoveSteps();
};
 
}
 
#endif