MuseScore/libmscore/palmmute.cpp
2018-04-09 11:51:45 +02:00

272 lines
9.3 KiB
C++

//=============================================================================
// MuseScore
// Music Composition & Notation
//
// Copyright (C) 2017 Werner Schweer
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License version 2
// as published by the Free Software Foundation and appearing in
// the file LICENCE.GPL
//=============================================================================
#include "palmmute.h"
#include "sym.h"
#include "xml.h"
#include "system.h"
#include "measure.h"
#include "chordrest.h"
#include "score.h"
namespace Ms {
//---------------------------------------------------------
// layout
//---------------------------------------------------------
void PalmMuteSegment::layout()
{
if (autoplace())
setUserOff(QPointF());
TextLineBaseSegment::layout();
if (parent()) { // for palette
rypos() += score()->styleP(palmMute()->placeBelow() ? Sid::palmMutePosBelow : Sid::palmMutePosAbove);
if (autoplace()) {
qreal minDistance = spatium() * .7;
Shape s1 = shape().translated(pos());
if (palmMute()->placeBelow()) {
qreal d = system()->bottomDistance(staffIdx(), s1);
if (d > -minDistance)
rUserYoffset() = d + minDistance;
}
else {
qreal d = system()->topDistance(staffIdx(), s1);
if (d > -minDistance)
rUserYoffset() = -(d + minDistance);
}
}
else
adjustReadPos();
}
}
//---------------------------------------------------------
// PalmMute
//---------------------------------------------------------
PalmMute::PalmMute(Score* s)
: TextLineBase(s)
{
initSubStyle(SubStyleId::PALM_MUTE);
resetProperty(Pid::LINE_VISIBLE);
}
//---------------------------------------------------------
// read
//---------------------------------------------------------
void PalmMute::read(XmlReader& e)
{
int id = e.intAttribute("id", -1);
e.addSpanner(id, this);
while (e.readNextStartElement()) {
if (!TextLineBase::readProperties(e))
e.unknown();
}
}
//---------------------------------------------------------
// write
//---------------------------------------------------------
void PalmMute::write(XmlWriter& xml) const
{
if (!xml.canWrite(this))
return;
xml.stag(QString("%1 id=\"%2\"").arg(name()).arg(xml.spannerId(this)));
for (const StyledProperty* spp = styledProperties(); spp->sid != Sid::NOSTYLE; ++spp)
writeProperty(xml, spp->pid);
Element::writeProperties(xml);
xml.etag();
}
//---------------------------------------------------------
// createLineSegment
//---------------------------------------------------------
LineSegment* PalmMute::createLineSegment()
{
return new PalmMuteSegment(score());
}
//---------------------------------------------------------
// setYoff
//---------------------------------------------------------
void PalmMute::setYoff(qreal val)
{
rUserYoffset() += val * spatium() - score()->styleP(placeAbove() ? Sid::palmMutePosAbove : Sid::palmMutePosBelow);
}
//---------------------------------------------------------
// propertyDefault
//---------------------------------------------------------
QVariant PalmMute::propertyDefault(Pid propertyId) const
{
switch (propertyId) {
case Pid::LINE_WIDTH:
return score()->styleV(Sid::palmMuteLineWidth);
case Pid::ALIGN:
return QVariant::fromValue(Align::LEFT | Align::BASELINE);
case Pid::LINE_STYLE:
return score()->styleV(Sid::palmMuteLineStyle);
case Pid::LINE_VISIBLE:
return true;
case Pid::BEGIN_TEXT_OFFSET:
return score()->styleV(Sid::palmMuteBeginTextOffset).toPointF();
case Pid::BEGIN_TEXT_ALIGN:
case Pid::CONTINUE_TEXT_ALIGN:
case Pid::END_TEXT_ALIGN:
return score()->styleV(Sid::palmMuteTextAlign);
case Pid::BEGIN_HOOK_HEIGHT:
case Pid::END_HOOK_HEIGHT:
return score()->styleV(Sid::palmMuteHookHeight);
case Pid::BEGIN_FONT_ITALIC:
return score()->styleV(Sid::palmMuteFontItalic);
case Pid::BEGIN_TEXT:
return score()->styleV(Sid::palmMuteText);
case Pid::END_HOOK_TYPE:
return int(HookType::HOOK_90T);
default:
return TextLineBase::propertyDefault(propertyId);
}
}
//---------------------------------------------------------
// getPropertyStyle
//---------------------------------------------------------
Sid PalmMute::getPropertyStyle(Pid id) const
{
switch (id) {
case Pid::PLACEMENT:
return Sid::pedalPlacement;
case Pid::BEGIN_FONT_FACE:
return Sid::pedalFontFace;
case Pid::BEGIN_FONT_SIZE:
return Sid::pedalFontSize;
case Pid::BEGIN_FONT_BOLD:
return Sid::pedalFontBold;
case Pid::BEGIN_FONT_ITALIC:
return Sid::pedalFontItalic;
case Pid::BEGIN_FONT_UNDERLINE:
return Sid::pedalFontUnderline;
case Pid::BEGIN_TEXT_ALIGN:
case Pid::CONTINUE_TEXT_ALIGN:
case Pid::END_TEXT_ALIGN:
return Sid::pedalTextAlign;
case Pid::BEGIN_HOOK_HEIGHT:
case Pid::END_HOOK_HEIGHT:
return Sid::pedalHookHeight;
case Pid::BEGIN_TEXT:
return Sid::palmMuteText;
default:
break;
}
return Sid::NOSTYLE;
}
//---------------------------------------------------------
// linePos
// return System() coordinates
//---------------------------------------------------------
QPointF PalmMute::linePos(Grip grip, System** sys) const
{
qreal x;
qreal nhw = score()->noteHeadWidth();
System* s = nullptr;
if (grip == Grip::START) {
ChordRest* c = toChordRest(startElement());
s = c->segment()->system();
x = c->pos().x() + c->segment()->pos().x() + c->segment()->measure()->pos().x();
if (c->isRest() && c->durationType() == TDuration::DurationType::V_MEASURE)
x -= c->x();
}
else {
Element* e = endElement();
ChordRest* c = toChordRest(endElement());
if (!e || e == startElement() || (endHookType() == HookType::HOOK_90)) {
// palmMute marking on single note or ends with non-angled hook:
// extend to next note or end of measure
Segment* seg = nullptr;
if (!e)
seg = startSegment();
else
seg = c->segment();
if (seg) {
seg = seg->next();
for ( ; seg; seg = seg->next()) {
if (seg->isChordRestType()) {
// look for a chord/rest in any voice on this staff
bool crFound = false;
int track = staffIdx() * VOICES;
for (int i = 0; i < VOICES; ++i) {
if (seg->element(track + i)) {
crFound = true;
break;
}
}
if (crFound)
break;
}
else if (seg->segmentType() == SegmentType::EndBarLine) {
break;
}
}
}
if (seg) {
s = seg->system();
x = seg->pos().x() + seg->measure()->pos().x() - nhw * 2;
}
}
else if (c) {
s = c->segment()->system();
x = c->pos().x() + c->segment()->pos().x() + c->segment()->measure()->pos().x();
if (c->type() == ElementType::REST && c->durationType() == TDuration::DurationType::V_MEASURE)
x -= c->x();
}
if (!s) {
int t = tick2();
Measure* m = score()->tick2measure(t);
s = m->system();
x = m->tick2pos(t);
}
if (endHookType() == HookType::HOOK_45)
x += nhw * .5;
else
x += nhw;
}
*sys = s;
return QPointF(x, 0);
}
}