Line data    Source code

       1              : /*
       2              :  * SPDX-License-Identifier: GPL-3.0-only
       3              :  * MuseScore-Studio-CLA-applies
       4              :  *
       5              :  * MuseScore Studio
       6              :  * Music Composition & Notation
       7              :  *
       8              :  * Copyright (C) 2021 MuseScore Limited and others
       9              :  *
      10              :  * This program is free software: you can redistribute it and/or modify
      11              :  * it under the terms of the GNU General Public License version 3 as
      12              :  * published by the Free Software Foundation.
      13              :  *
      14              :  * This program is distributed in the hope that it will be useful,
      15              :  * but WITHOUT ANY WARRANTY; without even the implied warranty of
      16              :  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      17              :  * GNU General Public License for more details.
      18              :  *
      19              :  * You should have received a copy of the GNU General Public License
      20              :  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
      21              :  */
      22              : 
      23              : #ifndef MU_ENGRAVING_LINKSINDEXER_H
      24              : #define MU_ENGRAVING_LINKSINDEXER_H
      25              : 
      26              : #include "../dom/location.h"
      27              : 
      28              : namespace mu::engraving {
      29              : class LinksIndexer
      30              : {
      31              : public:
      32              : 
      33              :     inline bool operator==(const LinksIndexer& i) const
      34              :     {
      35              :         return _lastLocalIndex == i._lastLocalIndex && _lastLinkedElementLoc == i._lastLinkedElementLoc;
      36              :     }
      37              : 
      38              :     inline bool operator!=(const LinksIndexer& i) const { return !this->operator==(i); }
      39              : 
      40         2156 :     int assignLocalIndex(const Location& mainElementLocation)
      41              :     {
      42         2156 :         if (_lastLinkedElementLoc == mainElementLocation) {
      43         1049 :             return ++_lastLocalIndex;
      44              :         }
      45              : 
      46         1107 :         _lastLocalIndex = 0;
      47         1107 :         _lastLinkedElementLoc = mainElementLocation;
      48              : 
      49         1107 :         return 0;
      50              :     }
      51              : 
      52              : private:
      53              :     int _lastLocalIndex = -1;
      54              :     Location _lastLinkedElementLoc = Location::absolute();
      55              : };
      56              : }
      57              : 
      58              : #endif // MU_ENGRAVING_LINKSINDEXER_H