613 lines
19 KiB
C++
613 lines
19 KiB
C++
//=============================================================================
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// MusE Score
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// Linux Music Score Editor
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// $Id:$
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//
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// Copyright (C) 2009 Werner Schweer and others
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//
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// This program is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License version 2.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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//=============================================================================
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#include "pianolevels.h"
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#include "pianoruler.h"
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#include "pianokeyboard.h"
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#include "pianoview.h"
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#include "pianolevelsfilter.h"
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#include "preferences.h"
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#include "libmscore/segment.h"
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#include "libmscore/score.h"
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#include "libmscore/staff.h"
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#include "libmscore/chord.h"
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#include "libmscore/rest.h"
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#include "libmscore/note.h"
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#include "libmscore/slur.h"
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#include "libmscore/tie.h"
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#include "libmscore/tuplet.h"
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#include "libmscore/noteevent.h"
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namespace Ms {
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//---------------------------------------------------------
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// PianoLevels
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//---------------------------------------------------------
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PianoLevels::PianoLevels(QWidget *parent)
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: QWidget(parent)
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{
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setMouseTracking(true);
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_xpos = 0;
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_xZoom = X_ZOOM_INITIAL;
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_tuplet = 1;
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_subdiv = 0;
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_levelsIndex = 0;
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minBeatGap = 20;
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vMargin = 10;
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levelLen = 20;
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mouseDown = false;
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dragging = false;
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}
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//---------------------------------------------------------
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// ~PianoLevels
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//---------------------------------------------------------
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PianoLevels::~PianoLevels()
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{
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clearNoteData();
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}
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//---------------------------------------------------------
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// setScore
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//---------------------------------------------------------
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void PianoLevels::setScore(Score* s, Pos* lc)
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{
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_score = s;
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_locator = lc;
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if (_score)
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_cursor.setContext(_score->tempomap(), _score->sigmap());
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setEnabled(_score != 0);
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}
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//---------------------------------------------------------
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// setXpos
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//---------------------------------------------------------
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void PianoLevels::setXpos(int val)
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{
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_xpos = val;
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update();
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}
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//---------------------------------------------------------
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// pixelXToTick
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//---------------------------------------------------------
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int PianoLevels::pixelXToTick(int pixX) {
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return (int)((pixX + _xpos) / _xZoom) - MAP_OFFSET;
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}
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//---------------------------------------------------------
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// tickToPixelX
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//---------------------------------------------------------
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int PianoLevels::tickToPixelX(int tick) {
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return (int)(tick + MAP_OFFSET) * _xZoom - _xpos;
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}
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//---------------------------------------------------------
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// paintEvent
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//---------------------------------------------------------
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void PianoLevels::paintEvent(QPaintEvent* e)
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{
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QPainter p(this);
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QColor colPianoBg;
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QColor noteDeselected;
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QColor noteSelected;
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QColor colGridLine;
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QColor colText;
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switch (preferences.globalStyle()) {
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case MuseScoreStyleType::DARK_FUSION:
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colPianoBg = QColor(preferences.getColor(PREF_UI_PIANOROLL_DARK_BG_BASE_COLOR));
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noteDeselected = QColor(preferences.getColor(PREF_UI_PIANOROLL_DARK_NOTE_UNSEL_COLOR));
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noteSelected = QColor(preferences.getColor(PREF_UI_PIANOROLL_DARK_NOTE_SEL_COLOR));
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colGridLine = QColor(preferences.getColor(PREF_UI_PIANOROLL_DARK_BG_GRIDLINE_COLOR));
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colText = QColor(preferences.getColor(PREF_UI_PIANOROLL_DARK_BG_TEXT_COLOR));
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break;
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default:
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colPianoBg = QColor(preferences.getColor(PREF_UI_PIANOROLL_LIGHT_BG_BASE_COLOR));
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noteDeselected = QColor(preferences.getColor(PREF_UI_PIANOROLL_LIGHT_NOTE_UNSEL_COLOR));
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noteSelected = QColor(preferences.getColor(PREF_UI_PIANOROLL_LIGHT_NOTE_SEL_COLOR));
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colGridLine = QColor(preferences.getColor(PREF_UI_PIANOROLL_LIGHT_BG_GRIDLINE_COLOR));
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colText = QColor(preferences.getColor(PREF_UI_PIANOROLL_LIGHT_BG_TEXT_COLOR));
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break;
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}
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const QPen penLineMajor = QPen(colGridLine, 2.0, Qt::SolidLine);
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const QPen penLineMinor = QPen(colGridLine, 1.0, Qt::SolidLine);
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const QPen penLineSub = QPen(colGridLine, 1.0, Qt::DotLine);
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const QRect& r = e->rect();
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p.setRenderHints(QPainter::Antialiasing | QPainter::SmoothPixmapTransform | QPainter::TextAntialiasing);
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p.setBrush(colPianoBg);
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p.drawRect(0, 0, width(), height());
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if (!_score)
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return;
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Pos pos1(_score->tempomap(), _score->sigmap(), qMax(pixelXToTick(r.x()), 0), TType::TICKS);
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Pos pos2(_score->tempomap(), _score->sigmap(), qMax(pixelXToTick(r.x() + r.width()), 0), TType::TICKS);
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//draw vert lines
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int bar1, bar2, beat, tick;
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pos1.mbt(&bar1, &beat, &tick);
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pos2.mbt(&bar2, &beat, &tick);
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//Estimate bar width since changing time signatures can make this inconsistent.
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// Assuming 480 ticks per beat, 4 beats per bar
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qreal pixPerBar = MScore::division * 4 * _xZoom;
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qreal pixPerBeat = MScore::division * _xZoom;
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int barSkip = ceil(minBeatGap / pixPerBar);
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barSkip = (int)pow(2, ceil(log(barSkip)/log(2)));
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int beatSkip = ceil(minBeatGap / pixPerBeat);
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beatSkip = (int)pow(2, ceil(log(beatSkip)/log(2)));
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//Round down to first bar to be a multiple of barSkip
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bar1 = (bar1 / barSkip) * barSkip;
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// int subExp = qMin((int)floor(log2(pixPerBeat / minBeatGap)), _subBeats);
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// int numSubBeats = pow(2, subExp);
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for (int bar = bar1; bar <= bar2; bar += barSkip) {
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Pos stick(_score->tempomap(), _score->sigmap(), bar, 0, 0);
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SigEvent sig = stick.timesig();
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int z = sig.timesig().numerator();
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for (int beat1 = 0; beat1 < z; beat1 += beatSkip) {
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Pos beatPos(_score->tempomap(), _score->sigmap(), bar, beat1, 0);
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double xp = tickToPixelX(beatPos.time(TType::TICKS));
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if (xp < 0)
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continue;
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if (beat1 == 0) {
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p.setPen(penLineMajor);
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}
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else {
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p.setPen(penLineMinor);
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}
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p.drawLine(xp, 0, xp, height());
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int subbeats = _tuplet * (1 << _subdiv);
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for (int sub = 1; sub < subbeats; ++sub) {
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Pos subBeatPos(_score->tempomap(), _score->sigmap(), bar, beat1, sub * MScore::division / subbeats);
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xp = tickToPixelX(subBeatPos.time(TType::TICKS));
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p.setPen(penLineSub);
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p.drawLine(xp, 0, xp, height());
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}
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}
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}
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//draw horiz lines
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PianoLevelsFilter* filter = PianoLevelsFilter::FILTER_LIST[_levelsIndex];
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QFont f("FreeSans", 7);
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p.setFont(f);
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int div = filter->divisionGap();
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int minGuide = (int)floor(filter->minRange() / (qreal)div);
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int maxGuide = (int)ceil(filter->maxRange() / (qreal)div);
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for (int i = minGuide; i <= maxGuide; ++i) {
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p.setPen(i == 0 || i == minGuide || i == maxGuide ? penLineMajor : penLineMinor);
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int y = valToPixelY(i * div);
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p.drawLine(0, y, width(), y);
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//labels
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QRectF textRect(2, y - 12, width() - 2, 12);
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p.setPen(QPen(colText));
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p.drawText(textRect,
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Qt::AlignLeft | Qt::AlignBottom, QString::number(i * div));
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}
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//Note lines
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p.setBrush(Qt::NoBrush);
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int pix0 = valToPixelY(0);
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for (int i = 0; i < noteList.size(); ++i) {
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Note* note = noteList[i];
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if (filter->isPerEvent()) {
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for (NoteEvent& ne : note->playEvents()) {
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int x = tickToPixelX(noteStartTick(note, &ne));
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int val = filter->value(_staff, note, &ne);
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p.setPen(QPen(note->selected() ? noteSelected : noteDeselected, 2));
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int pixY = valToPixelY(val);
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p.drawLine(x, pix0, x, pixY);
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//hbar
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p.setPen(QPen(note->selected() ? noteSelected : noteDeselected, 2));
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p.drawLine(x, pixY, x + levelLen, pixY);
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p.drawEllipse(x - 1, pixY - 1, 3, 3);
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}
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}
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else {
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int x = tickToPixelX(noteStartTick(note, 0));
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int val = filter->value(_staff, note, 0);
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p.setPen(QPen(note->selected() ? noteSelected : noteDeselected, 2));
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int pixY = valToPixelY(val);
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p.drawLine(x, pix0, x, pixY);
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//hbar
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p.setPen(QPen(note->selected() ? noteSelected : noteDeselected, 2));
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p.drawLine(x, pixY, x + levelLen, pixY);
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p.drawEllipse(x - 1, pixY - 1, 3, 3);
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}
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}
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}
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//---------------------------------------------------------
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// noteStartTick
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//---------------------------------------------------------
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int PianoLevels::noteStartTick(Note* note, NoteEvent* evt) {
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Chord* chord = note->chord();
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int ticks = chord->duration().ticks();
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return note->chord()->tick()
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+ (evt ? evt->ontime() * ticks / 1000 : 0);
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}
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//---------------------------------------------------------
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// valToPixelY
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//---------------------------------------------------------
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int PianoLevels::valToPixelY(int value) {
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PianoLevelsFilter* filter = PianoLevelsFilter::FILTER_LIST[_levelsIndex];
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int range = filter->maxRange() - filter->minRange();
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qreal frac = (value - filter->minRange()) / (qreal)range;
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return (int)(height() - vMargin * 2) * (1 - frac) + vMargin;
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}
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//---------------------------------------------------------
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// pixelYToVal
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//---------------------------------------------------------
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int PianoLevels::pixelYToVal(int pix) {
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qreal frac = 1 - (pix - vMargin) / (qreal)(height() - vMargin * 2);
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PianoLevelsFilter* filter = PianoLevelsFilter::FILTER_LIST[_levelsIndex];
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int range = filter->maxRange() - filter->minRange();
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return (int)(frac * range + filter->minRange());
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}
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//---------------------------------------------------------
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// mousePressEvent
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// For all points between tick0 and tick1, linearly interploate between value0 and value1 and
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// use it to set the value of the level.
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//---------------------------------------------------------
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void PianoLevels::adjustLevel(int tick0, int value0, int tick1, int value1, bool selectedOnly)
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{
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if (tick1 < tick0) {
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int tmp = tick0;
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tick0 = tick1;
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tick1 = tmp;
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tmp = value0;
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value0 = value1;
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value1 = tmp;
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}
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PianoLevelsFilter* filter = PianoLevelsFilter::FILTER_LIST[_levelsIndex];
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bool hitNote = false;
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for (int i = 0; i < noteList.size(); ++i) {
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Note* note = noteList[i];
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if (selectedOnly && !note->selected())
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continue;
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if (filter->isPerEvent()) {
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for (NoteEvent& e : note->playEvents()) {
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int tick = noteStartTick(note, &e);
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if (tick0 <= tick && tick <= tick1) {
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int value = tick0 == tick1 ? value0
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: (value1 - value0) * (tick - tick0) / (tick1 - tick0) + value0;
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filter->setValue(_staff, note, &e, value);
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hitNote = true;
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}
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}
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}
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else {
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int tick = noteStartTick(note, 0);
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if (tick0 <= tick && tick <= tick1) {
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int value = (value1 - value0) * (tick - tick0) / (tick1 - tick0) + value0;
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filter->setValue(_staff, note, 0, value);
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hitNote = true;
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}
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}
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}
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if (hitNote) {
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update();
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emit noteLevelsChanged();
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}
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}
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//---------------------------------------------------------
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// mousePressEvent
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//---------------------------------------------------------
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void PianoLevels::mousePressEvent(QMouseEvent* e)
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{
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if (e->button() == Qt::LeftButton) {
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mouseDown = true;
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mouseDownPos = e->pos();
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lastMousePos = mouseDownPos;
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}
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}
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//---------------------------------------------------------
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// mouseReleaseEvent
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//---------------------------------------------------------
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void PianoLevels::mouseReleaseEvent(QMouseEvent* e)
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{
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if (e->button() == Qt::LeftButton) {
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if (!dragging) {
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//Handle click
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lastMousePos = e->pos();
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int tick0 = pixelXToTick(lastMousePos.x() - 4);
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int tick1 = pixelXToTick(lastMousePos.x() + 4);
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int val = pixelYToVal(lastMousePos.y());
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adjustLevel(tick0, val, tick1, val);
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}
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mouseDown = false;
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dragging = false;
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}
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}
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//---------------------------------------------------------
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// mouseMoveEvent
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//---------------------------------------------------------
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void PianoLevels::mouseMoveEvent(QMouseEvent* e)
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{
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int modifiers = QGuiApplication::keyboardModifiers();
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bool bnShift = modifiers & Qt::ShiftModifier;
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if (mouseDown) {
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if (!dragging) {
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int dx = e->x() - mouseDownPos.x();
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int dy = e->y() - mouseDownPos.y();
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if (dx * dx + dy * dy > 4) {
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//Start dragging
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dragging = true;
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}
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}
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if (dragging) {
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int tick0 = pixelXToTick(lastMousePos.x());
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int tick1 = pixelXToTick(e->x());
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int val0;
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int val1;
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if (bnShift) {
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//If shift is held, set to value at mousedown
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val0 = pixelYToVal(mouseDownPos.y());
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val1 = pixelYToVal(mouseDownPos.y());
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}
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else {
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val0 = pixelYToVal(lastMousePos.y());
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val1 = pixelYToVal(e->y());
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}
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lastMousePos = e->pos();
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adjustLevel(tick0, val0, tick1, val1);
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}
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}
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}
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//---------------------------------------------------------
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// moveLocator
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//---------------------------------------------------------
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void PianoLevels::moveLocator(QMouseEvent* e)
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{
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Pos pos(_score->tempomap(), _score->sigmap(), qMax(pixelXToTick(e->pos().x()), 0), TType::TICKS);
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if (e->buttons() & Qt::LeftButton)
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emit locatorMoved(0, pos);
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else if (e->buttons() & Qt::MidButton)
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emit locatorMoved(1, pos);
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else if (e->buttons() & Qt::RightButton)
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emit locatorMoved(2, pos);
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}
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//---------------------------------------------------------
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// leaveEvent
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//---------------------------------------------------------
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void PianoLevels::leaveEvent(QEvent*)
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{
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_cursor.setInvalid();
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emit posChanged(_cursor);
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update();
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}
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//---------------------------------------------------------
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// setPos
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//---------------------------------------------------------
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void PianoLevels::setPos(const Pos& pos)
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{
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if (_cursor != pos) {
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_cursor = pos;
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update();
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}
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}
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//---------------------------------------------------------
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// setXZoom
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//---------------------------------------------------------
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void PianoLevels::setXZoom(qreal xZoom)
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{
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_xZoom = xZoom;
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update();
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}
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//---------------------------------------------------------
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// setStaff
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//---------------------------------------------------------
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void PianoLevels::setStaff(Staff* s, Pos* l)
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{
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_locator = l;
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if (_staff == s)
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return;
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_staff = s;
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updateNotes();
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}
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//---------------------------------------------------------
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// addChord
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//---------------------------------------------------------
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void PianoLevels::addChord(Chord* chord, int voice)
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{
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for (Chord* c : chord->graceNotes())
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addChord(c, voice);
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for (Note* note : chord->notes()) {
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if (note->tieBack())
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continue;
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noteList.append(note);
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}
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}
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//---------------------------------------------------------
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// updateNotes
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//---------------------------------------------------------
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void PianoLevels::updateNotes()
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{
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clearNoteData();
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if (!_staff) {
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return;
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}
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int staffIdx = _staff->idx();
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SegmentType st = SegmentType::ChordRest;
|
|
for (Segment* s = _staff->score()->firstSegment(st); s; s = s->next1(st)) {
|
|
for (int voice = 0; voice < VOICES; ++voice) {
|
|
int track = voice + staffIdx * VOICES;
|
|
Element* e = s->element(track);
|
|
if (e && e->isChord())
|
|
addChord(toChord(e), voice);
|
|
}
|
|
}
|
|
|
|
update();
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// clearNoteData
|
|
//---------------------------------------------------------
|
|
|
|
void PianoLevels::clearNoteData()
|
|
{
|
|
noteList.clear();
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// setTuplet
|
|
//---------------------------------------------------------
|
|
|
|
void PianoLevels::setTuplet(int value)
|
|
{
|
|
if (_tuplet != value) {
|
|
_tuplet = value;
|
|
update();
|
|
emit tupletChanged(_tuplet);
|
|
}
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// setSubdiv
|
|
//---------------------------------------------------------
|
|
|
|
void PianoLevels::setSubdiv(int value)
|
|
{
|
|
if (_subdiv != value) {
|
|
_subdiv = value;
|
|
update();
|
|
emit subdivChanged(_subdiv);
|
|
}
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// setLevelsIndex
|
|
//---------------------------------------------------------
|
|
|
|
void PianoLevels::setLevelsIndex(int index)
|
|
{
|
|
if (_levelsIndex != index) {
|
|
_levelsIndex = index;
|
|
update();
|
|
emit levelsIndexChanged(_levelsIndex);
|
|
}
|
|
}
|
|
|
|
}
|