424 lines
17 KiB
C++
424 lines
17 KiB
C++
//=============================================================================
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// MuseScore
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// Music Composition & Notation
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//
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// Copyright (C) 2013 Werner Schweer
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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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// as published by the Free Software Foundation and appearing in
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// the file LICENCE.GPL
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//=============================================================================
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#include "libmscore/score.h"
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#include "libmscore/measure.h"
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#include "libmscore/segment.h"
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#include "libmscore/system.h"
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#include "libmscore/staff.h"
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#include "libmscore/page.h"
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#include "libmscore/sym.h"
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#include "libmscore/instrument.h"
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#include "libmscore/part.h"
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#include "libmscore/timesig.h"
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#include "libmscore/keysig.h"
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#include "libmscore/barline.h"
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#include "libmscore/rest.h"
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#include "preferences.h"
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#include "scoreview.h"
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#include "continuouspanel.h"
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namespace Ms {
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//---------------------------------------------------------
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// ContinuousPanel
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//---------------------------------------------------------
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ContinuousPanel::ContinuousPanel(ScoreView* sv)
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{
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_sv = sv;
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_active = true;
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_visible = false;
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_width = 0.0;
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}
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//---------------------------------------------------------
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// paintContinousPanel
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//---------------------------------------------------------
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void ContinuousPanel::paint(const QRect&, QPainter& painter)
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{
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qreal _offsetPanel = 0;
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qreal _y = 0;
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qreal _oldWidth = 0; // The last final panel width
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qreal _newWidth = 0; // New panel width
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qreal _height = 0;
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qreal _leftMarginTotal = 0; // Sum of all elments left margin
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qreal _panelRightPadding = 5; // Extra space for the panel after last element
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Measure* measure = _score->firstMeasure();
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if (!_active || !measure) {
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_visible = false;
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return;
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}
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if (measure->mmRest()) {
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measure = measure->mmRest();
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}
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System* system = measure->system();
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if (system == 0) {
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_visible = false;
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return;
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}
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Segment* s = measure->first();
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double _spatium = _score->spatium();
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if (_width <= 0)
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_width = s->x();
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//
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// Set panel height for whole system
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//
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_height = 6 * _spatium;
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_y = system->staffYpage(0) + system->page()->pos().y();
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double y2 = 0.0;
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for (int i = 0; i < _score->nstaves(); ++i) {
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SysStaff* ss = system->staff(i);
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if (!ss->show() || !_score->staff(i)->show())
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continue;
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y2 = ss->y() + ss->bbox().height();
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}
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_height += y2 + 6*_spatium;
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_y -= 6 * _spatium;
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//
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// Check elements at current panel position
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//
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_offsetPanel = -(_sv->xoffset()) / _sv->mag();
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_rect = QRect(_offsetPanel + _width, _y, 1, _height);
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Page* page = _score->pages().front();
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QList<Element*> el = page->items(_rect);
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if (el.empty()) {
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_visible = false;
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return;
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}
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qStableSort(el.begin(), el.end(), elementLessThan);
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const Measure*_currentMeasure = 0;
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for (const Element* e : el) {
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e->itemDiscovered = 0;
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if (!e->visible() && !_score->showInvisible())
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continue;
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if (e->isMeasure()) {
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_currentMeasure = toMeasure(e);
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break;
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}
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}
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if (!_currentMeasure)
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return;
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// Don't show panel if staff names are visible
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if (_currentMeasure == _score->firstMeasure() && _sv->toPhysical(_currentMeasure->canvasPos()).x() > 0) {
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_visible = false;
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return;
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}
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qreal _xPosMeasure = _currentMeasure->canvasX();
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qreal _measureWidth = _currentMeasure->width();
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int tick = _currentMeasure->tick();
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Fraction _currentTimeSig = _currentMeasure->timesig();
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//qDebug() << "_sv->xoffset()=" <<_sv->xoffset() << " _sv->mag()="<< _sv->mag() <<" s->x=" << s->x() << " width=" << _width << " currentMeasure=" << _currentMeasure->x() << " _xPosMeasure=" << _xPosMeasure;
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//---------------------------------------------------------
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// findElementWidths
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// determines the max width for each element types
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//---------------------------------------------------------
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// The first pass serves to get the maximum width for each elements
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qreal lineWidthName = 0;
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qreal _widthClef = 0;
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qreal _widthKeySig = 0;
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qreal _widthTimeSig = 0;
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qreal _xPosTimeSig = 0;
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for (const Element* e : el) {
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e->itemDiscovered = 0;
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if (!e->visible() && !_score->showInvisible())
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continue;
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if (e->isRest() && toRest(e)->isGap())
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continue;
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if (e->isStaffLines()) {
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Staff* currentStaff = _score->staff(e->staffIdx());
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Segment* parent = _score->tick2segment(tick);
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// Find maximum width for the staff name
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QList<StaffName>& staffNamesLong = currentStaff->part()->instrument()->longNames();
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QString staffName = staffNamesLong.isEmpty() ? " " : staffNamesLong[0].name();
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if (staffName == "") {
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QList<StaffName>& staffNamesShort = currentStaff->part()->instrument()->shortNames();
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staffName = staffNamesShort.isEmpty() ? "" : staffNamesShort[0].name();
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}
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Text* newName = new Text(_score);
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newName->setXmlText(staffName);
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newName->setParent(parent);
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newName->setTrack(e->track());
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newName->textStyle().setFamily("FreeSans");
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newName->textStyle().setSizeIsSpatiumDependent(true);
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newName->layout();
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newName->setPlainText(newName->plainText());
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newName->layout();
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// Find maximum width for the current Clef
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Clef* newClef = new Clef(_score);
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ClefType currentClef = currentStaff->clef(tick);
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newClef->setClefType(currentClef);
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newClef->setParent(parent);
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newClef->setTrack(e->track());
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newClef->layout();
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if (newClef->width() > _widthClef)
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_widthClef = newClef->width();
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// Find maximum width for the current KeySignature
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KeySig* newKs = new KeySig(_score);
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KeySigEvent currentKeySigEvent = currentStaff->keySigEvent(tick);
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newKs->setKeySigEvent(currentKeySigEvent);
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// The Parent and the Track must be set to have the key signature layout adjusted to different clefs
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// This also adds naturals to the key signature (if set in the score style)
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newKs->setParent(parent);
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newKs->setTrack(e->track());
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newKs->setHideNaturals(true);
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newKs->layout();
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if (newKs->width() > _widthKeySig)
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_widthKeySig = newKs->width();
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// Find maximum width for the current TimeSignature
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TimeSig* newTs = new TimeSig(_score);
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// Try to get local time signature, if not, get the current measure one
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TimeSig* currentTimeSig = currentStaff->timeSig(tick);
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if (currentTimeSig)
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newTs->setFrom(currentTimeSig);
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else
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newTs->setSig(Fraction(_currentTimeSig.numerator(), _currentTimeSig.denominator()), TimeSigType::NORMAL);
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newTs->setParent(parent);
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newTs->setTrack(e->track());
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newTs->layout();
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if ((newName->width() > lineWidthName) && (newName->xmlText() != ""))
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lineWidthName = newName->width();
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if (newTs->width() > _widthTimeSig)
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_widthTimeSig = newTs->width();
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delete newClef;
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delete newName;
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delete newKs;
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delete newTs;
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}
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}
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_leftMarginTotal = _score->styleP(StyleIdx::clefLeftMargin);
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_leftMarginTotal += _score->styleP(StyleIdx::keysigLeftMargin);
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_leftMarginTotal += _score->styleP(StyleIdx::timesigLeftMargin);
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_newWidth = _widthClef + _widthKeySig + _widthTimeSig + _leftMarginTotal + _panelRightPadding;
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_xPosMeasure -= _offsetPanel;
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lineWidthName += _score->spatium() + _score->styleP(StyleIdx::clefLeftMargin) + _widthClef;
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if (_newWidth < lineWidthName) {
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_newWidth = lineWidthName;
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_oldWidth = 0;
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}
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if (_oldWidth == 0) {
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_oldWidth = _newWidth;
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_width = _newWidth;
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}
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else if (_newWidth > 0) {
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if (_newWidth == _width) {
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_oldWidth = _width;
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_width = _newWidth;
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}
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else if (((_xPosMeasure <= _newWidth) && (_xPosMeasure >= _oldWidth)) ||
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((_xPosMeasure >= _newWidth) && (_xPosMeasure <= _oldWidth)))
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_width = _xPosMeasure;
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else if (((_xPosMeasure+_measureWidth <= _newWidth) && (_xPosMeasure+_measureWidth >= _oldWidth)) ||
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((_xPosMeasure+_measureWidth >= _newWidth) && (_xPosMeasure+_measureWidth <= _oldWidth)))
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_width = _xPosMeasure+_measureWidth;
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else {
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_oldWidth = _width;
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_width = _newWidth;
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}
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}
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_rect = QRect(0, _y, _width, _height);
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//====================
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painter.save();
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// Draw colored rectangle
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painter.setClipping(false);
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QPointF pos(_offsetPanel, 0);
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painter.translate(pos);
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QPen pen;
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pen.setWidthF(0.0);
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pen.setStyle(Qt::NoPen);
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painter.setPen(pen);
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painter.setBrush(preferences.fgColor);
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QRectF bg(_rect);
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bg.setWidth(_widthClef + _widthKeySig + _widthTimeSig + _leftMarginTotal + _panelRightPadding);
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QPixmap* fgPixmap = _sv->fgPixmap();
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if (fgPixmap == 0 || fgPixmap->isNull())
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painter.fillRect(bg, preferences.fgColor);
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else {
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painter.setMatrixEnabled(false);
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painter.drawTiledPixmap(bg, *fgPixmap, bg.topLeft()
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- QPoint(lrint(_sv->matrix().dx()), lrint(_sv->matrix().dy())));
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painter.setMatrixEnabled(true);
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}
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painter.setClipRect(_rect);
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painter.setClipping(true);
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QColor color(MScore::layoutBreakColor);
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// Draw measure text number
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QString text = QString("#%1").arg(_currentMeasure->no()+1);
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Text* newElement = new Text(_score);
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newElement->setTextStyleType(TextStyleType::DEFAULT);
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newElement->setFlag(ElementFlag::MOVABLE, false);
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newElement->setXmlText(text);
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newElement->textStyle().setFamily("FreeSans");
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newElement->textStyle().setSizeIsSpatiumDependent(true);
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newElement->setColor(color);
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newElement->sameLayout();
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pos = QPointF(_score->styleP(StyleIdx::clefLeftMargin) + _widthClef, _y + newElement->height());
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painter.translate(pos);
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newElement->draw(&painter);
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pos += QPointF(_offsetPanel, 0);
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painter.translate(-pos);
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delete newElement;
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// This second pass draws the elements spaced evently using the width of the largest element
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for (const Element* e : el) {
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if (!e->visible() && !_score->showInvisible())
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continue;
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if (e->isRest() && toRest(e)->isGap())
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continue;
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if (e->isStaffLines()) {
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painter.save();
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Staff* currentStaff = _score->staff(e->staffIdx());
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Segment* parent = _score->tick2segmentMM(tick);
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pos = QPointF (_offsetPanel, e->pagePos().y());
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painter.translate(pos);
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// Draw staff lines
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StaffLines newStaffLines(*toStaffLines(e));
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newStaffLines.setParent(parent);
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newStaffLines.setTrack(e->track());
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newStaffLines.layout();
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newStaffLines.setColor(color);
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newStaffLines.setWidth(bg.width());
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newStaffLines.draw(&painter);
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// Draw barline
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BarLine barLine(_score);
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barLine.setBarLineType(BarLineType::NORMAL);
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barLine.setParent(parent);
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barLine.setTrack(e->track());
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barLine.setSpan(currentStaff->barLineSpan());
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barLine.setSpanFrom(currentStaff->barLineFrom());
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barLine.setSpanTo(currentStaff->barLineTo());
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barLine.layout();
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barLine.setColor(color);
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barLine.draw(&painter);
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// Draw the current staff name
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QList<StaffName>& staffNamesLong = currentStaff->part()->instrument()->longNames();
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QString staffName = staffNamesLong.isEmpty() ? " " : staffNamesLong[0].name();
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if (staffName == "") {
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QList<StaffName>& staffNamesShort = currentStaff->part()->instrument()->shortNames();
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staffName = staffNamesShort.isEmpty() ? "" : staffNamesShort[0].name();
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}
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Text* newName = new Text(_score);
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newName->setXmlText(staffName);
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newName->setParent(parent);
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newName->setTrack(e->track());
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newName->setColor(color);
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newName->textStyle().setFamily("FreeSans");
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newName->textStyle().setSizeIsSpatiumDependent(true);
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newName->layout();
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newName->setPlainText(newName->plainText());
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newName->layout();
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if (currentStaff->part()->staff(0) == currentStaff) {
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double _spatium = _score->spatium();
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pos = QPointF (_score->styleP(StyleIdx::clefLeftMargin) + _widthClef, -_spatium * 2);
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painter.translate(pos);
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newName->draw(&painter);
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painter.translate(-pos);
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}
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delete newName;
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qreal posX = 0.0;
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// Draw the current Clef
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Clef clef(_score);
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clef.setClefType(currentStaff->clef(tick));
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clef.setParent(parent);
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clef.setTrack(e->track());
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clef.setColor(color);
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clef.layout();
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posX += _score->styleP(StyleIdx::clefLeftMargin);
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clef.drawAt(&painter, QPointF(posX, clef.pos().y()));
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posX += _widthClef;
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// Draw the current KeySignature
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KeySig newKs(_score);
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newKs.setKeySigEvent(currentStaff->keySigEvent(tick));
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// The Parent and the track must be set to have the key signature layout adjusted to different clefs
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// This also adds naturals to the key signature (if set in the score style)
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newKs.setParent(parent);
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newKs.setTrack(e->track());
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newKs.setColor(color);
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newKs.setHideNaturals(true);
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newKs.layout();
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posX += _score->styleP(StyleIdx::keysigLeftMargin);
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newKs.drawAt(&painter, QPointF(posX, 0.0));
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posX += _widthKeySig + _xPosTimeSig;
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// Draw the current TimeSignature
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TimeSig newTs(_score);
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// Try to get local time signature, if not, get the current measure one
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TimeSig* currentTimeSig = currentStaff->timeSig(tick);
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if (currentTimeSig) {
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newTs.setFrom(currentTimeSig);
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newTs.setParent(parent);
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newTs.setTrack(e->track());
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newTs.setColor(color);
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newTs.layout();
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posX += _score->styleP(StyleIdx::timesigLeftMargin);
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newTs.drawAt(&painter, QPointF(posX, 0.0));
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}
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painter.restore();
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}
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}
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painter.restore();
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_visible = true;
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}
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}
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