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) 2026 MuseScore Limited
       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              : #include "editstretch.h"
      24              : 
      25              : #include "../dom/measure.h"
      26              : #include "../dom/score.h"
      27              : #include "../dom/segment.h"
      28              : #include "../dom/select.h"
      29              : 
      30              : using namespace mu::engraving;
      31              : 
      32            0 : void EditStretch::addStretch(Transaction&, Score* score, double val)
      33              : {
      34            0 :     if (!score->selection().isRange()) {
      35            0 :         return;
      36              :     }
      37              : 
      38            0 :     Fraction startTick = score->selection().tickStart();
      39            0 :     Fraction endTick   = score->selection().tickEnd();
      40            0 :     for (Measure* m = score->firstMeasureMM(); m; m = m->nextMeasureMM()) {
      41            0 :         if (m->tick() < startTick) {
      42            0 :             continue;
      43              :         }
      44            0 :         if (m->tick() >= endTick) {
      45            0 :             break;
      46              :         }
      47            0 :         double stretch = m->userStretch();
      48            0 :         stretch += val;
      49            0 :         if (stretch < 0) {
      50            0 :             stretch = 0;
      51              :         }
      52            0 :         m->undoChangeProperty(Pid::USER_STRETCH, stretch);
      53              :     }
      54              : }
      55              : 
      56            0 : void EditStretch::resetUserStretch(Transaction&, Score* score)
      57              : {
      58            0 :     Measure* m1 = nullptr;
      59            0 :     Measure* m2 = nullptr;
      60              :     // retrieve span of selection
      61            0 :     Segment* s1 = score->selection().startSegment();
      62            0 :     Segment* s2 = score->selection().endSegment();
      63              :     // if either segment is not returned by the selection
      64              :     // (for instance, no selection) fall back to first/last measure
      65            0 :     if (!s1) {
      66            0 :         m1 = score->firstMeasureMM();
      67              :     } else {
      68            0 :         m1 = s1->measure();
      69              :     }
      70            0 :     if (!s2) {
      71            0 :         m2 = score->lastMeasureMM();
      72              :     } else {
      73            0 :         m2 = s2->measure();
      74              :     }
      75            0 :     if (!m1 || !m2) {               // should not happen!
      76            0 :         return;
      77              :     }
      78              : 
      79            0 :     for (Measure* m = m1; m; m = m->nextMeasureMM()) {
      80            0 :         m->undoChangeProperty(Pid::USER_STRETCH, 1.0);
      81            0 :         if (m == m2) {
      82            0 :             break;
      83              :         }
      84              :     }
      85              : }