Line data    Source code

       1              : /****************************************************************************/
       2              : // Eclipse SUMO, Simulation of Urban MObility; see https://eclipse.dev/sumo
       3              : // Copyright (C) 2002-2024 German Aerospace Center (DLR) and others.
       4              : // This program and the accompanying materials are made available under the
       5              : // terms of the Eclipse Public License 2.0 which is available at
       6              : // https://www.eclipse.org/legal/epl-2.0/
       7              : // This Source Code may also be made available under the following Secondary
       8              : // Licenses when the conditions for such availability set forth in the Eclipse
       9              : // Public License 2.0 are satisfied: GNU General Public License, version 2
      10              : // or later which is available at
      11              : // https://www.gnu.org/licenses/old-licenses/gpl-2.0-standalone.html
      12              : // SPDX-License-Identifier: EPL-2.0 OR GPL-2.0-or-later
      13              : /****************************************************************************/
      14              : /// @file    SUMORouteLoaderControl.h
      15              : /// @author  Daniel Krajzewicz
      16              : /// @author  Sascha Krieg
      17              : /// @author  Michael Behrisch
      18              : /// @author  Jakob Erdmann
      19              : /// @date    Wed, 06 Nov 2002
      20              : ///
      21              : // Class responsible for loading of routes from some files
      22              : /****************************************************************************/
      23              : #pragma once
      24              : #include <config.h>
      25              : 
      26              : #include <vector>
      27              : 
      28              : 
      29              : // ===========================================================================
      30              : // class declarations
      31              : // ===========================================================================
      32              : class SUMORouteLoader;
      33              : 
      34              : 
      35              : // ===========================================================================
      36              : // class definitions
      37              : // ===========================================================================
      38              : /**
      39              :  * @class SUMORouteLoaderControl
      40              :  *
      41              :  * SUMORouteLoaderControl
      42              :  * This controls is initialised with the list of route loaders and uses them
      43              :  * to load routes step wise.
      44              :  * The parameter myInAdvanceStepNo holds the number of time steps to read the
      45              :  * routes in forward. If it is 0 (default), all routes will be read at once.
      46              :  */
      47              : class SUMORouteLoaderControl {
      48              : public:
      49              :     /// @brief constructor
      50              :     SUMORouteLoaderControl(SUMOTime inAdvanceStepNo);
      51              : 
      52              :     /// @brief destructor
      53              :     ~SUMORouteLoaderControl();
      54              : 
      55              :     /// @brief add another loader
      56              :     void add(SUMORouteLoader* loader);
      57              : 
      58              :     /// @brief loads the next routes up to and including the given time step
      59              :     void loadNext(SUMOTime step);
      60              : 
      61              :     /// @brief returns the timestamp of the first loaded vehicle or flow
      62              :     SUMOTime getFirstLoadTime() const {
      63        12107 :         return myFirstLoadTime;
      64              :     }
      65              : 
      66              :     /// @brief returns whether loading is completed
      67              :     bool haveAllLoaded() const {
      68         5878 :         return myAllLoaded;
      69              :     }
      70              : 
      71              : private:
      72              :     /// @brief the first time step for which vehicles were loaded
      73              :     SUMOTime myFirstLoadTime;
      74              : 
      75              :     /// @brief the time step up to which vehicles were loaded
      76              :     SUMOTime myCurrentLoadTime;
      77              : 
      78              :     /// @brief the number of routes to read in forward
      79              :     const SUMOTime myInAdvanceStepNo;
      80              : 
      81              :     /// @brief the list of route loaders
      82              :     std::vector<SUMORouteLoader*> myRouteLoaders;
      83              : 
      84              :     /// @brief information whether all routes shall be loaded and whether they were loaded
      85              :     bool myLoadAll, myAllLoaded;
      86              : 
      87              : private:
      88              :     /// @brief Invalidated copy constructor
      89              :     SUMORouteLoaderControl(const SUMORouteLoaderControl& src);
      90              : 
      91              :     /// @brief Invalidated assignment operator
      92              :     SUMORouteLoaderControl& operator=(const SUMORouteLoaderControl& src);
      93              : };