MuseScore/libmscore/dynamic.cpp
2017-12-27 11:51:09 +01:00

417 lines
14 KiB
C++

//=============================================================================
// MuseScore
// Music Composition & Notation
//
// Copyright (C) 2002-2011 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 "dynamic.h"
#include "xml.h"
#include "score.h"
#include "measure.h"
#include "system.h"
#include "segment.h"
#include "utils.h"
#include "style.h"
#include "mscore.h"
#include "chord.h"
#include "undo.h"
#include "sym.h"
namespace Ms {
//-----------------------------------------------------------------------------
// Dyn
// see: http://en.wikipedia.org/wiki/File:Dynamic's_Note_Velocity.svg
//-----------------------------------------------------------------------------
struct Dyn {
int velocity; ///< associated midi velocity (0-127, -1 = none)
bool accent; ///< if true add velocity to current chord velocity
const char* tag; // name of dynamics, eg. "fff"
const char* text; // utf8 text of dynamic
};
// variant with ligatures, works for both emmentaler and bravura:
static Dyn dynList[] = {
// dynamic:
{ -1, true, "other-dynamics", "" },
{ 1, false, "pppppp", "<sym>dynamicPiano</sym><sym>dynamicPiano</sym><sym>dynamicPiano</sym><sym>dynamicPiano</sym><sym>dynamicPiano</sym><sym>dynamicPiano</sym>" },
{ 5, false, "ppppp", "<sym>dynamicPiano</sym><sym>dynamicPiano</sym><sym>dynamicPiano</sym><sym>dynamicPiano</sym><sym>dynamicPiano</sym>" },
{ 10, false, "pppp", "<sym>dynamicPiano</sym><sym>dynamicPiano</sym><sym>dynamicPiano</sym><sym>dynamicPiano</sym>" },
{ 16, false, "ppp", "<sym>dynamicPiano</sym><sym>dynamicPiano</sym><sym>dynamicPiano</sym>" },
{ 33, false, "pp", "<sym>dynamicPiano</sym><sym>dynamicPiano</sym>" },
{ 49, false, "p", "<sym>dynamicPiano</sym>" },
{ 64, false, "mp", "<sym>dynamicMezzo</sym><sym>dynamicPiano</sym>" },
{ 80, false, "mf", "<sym>dynamicMezzo</sym><sym>dynamicForte</sym>" },
{ 96, false, "f", "<sym>dynamicForte</sym>" },
{ 112, false, "ff", "<sym>dynamicForte</sym><sym>dynamicForte</sym>" },
{ 126, false, "fff", "<sym>dynamicForte</sym><sym>dynamicForte</sym><sym>dynamicForte</sym>" },
{ 127, false, "ffff", "<sym>dynamicForte</sym><sym>dynamicForte</sym><sym>dynamicForte</sym><sym>dynamicForte</sym>" },
{ 127, false, "fffff", "<sym>dynamicForte</sym><sym>dynamicForte</sym><sym>dynamicForte</sym><sym>dynamicForte</sym><sym>dynamicForte</sym>" },
{ 127, false, "ffffff", "<sym>dynamicForte</sym><sym>dynamicForte</sym><sym>dynamicForte</sym><sym>dynamicForte</sym><sym>dynamicForte</sym><sym>dynamicForte</sym>" },
// accents:
{ 0, true, "fp", "<sym>dynamicForte</sym><sym>dynamicPiano</sym>"},
{ 0, true, "sf", "<sym>dynamicSforzando</sym><sym>dynamicForte</sym>"},
{ 0, true, "sfz", "<sym>dynamicSforzando</sym><sym>dynamicForte</sym><sym>dynamicZ</sym>"},
{ 0, true, "sff", "<sym>dynamicSforzando</sym><sym>dynamicForte</sym><sym>dynamicForte</sym>"},
{ 0, true, "sffz", "<sym>dynamicSforzando</sym><sym>dynamicForte</sym><sym>dynamicForte</sym><sym>dynamicZ</sym>"},
{ 0, true, "sfp", "<sym>dynamicSforzando</sym><sym>dynamicForte</sym><sym>dynamicPiano</sym>"},
{ 0, true, "sfpp", "<sym>dynamicSforzando</sym><sym>dynamicForte</sym><sym>dynamicPiano</sym><sym>dynamicPiano</sym>"},
{ 0, true, "rfz", "<sym>dynamicRinforzando</sym><sym>dynamicForte</sym><sym>dynamicZ</sym>"},
{ 0, true, "rf", "<sym>dynamicRinforzando</sym><sym>dynamicForte</sym>"},
{ 0, true, "fz", "<sym>dynamicForte</sym><sym>dynamicZ</sym>"},
{ 0, true, "m", "<sym>dynamicMezzo</sym>"},
{ 0, true, "r", "<sym>dynamicRinforzando</sym>"},
{ 0, true, "s", "<sym>dynamicSforzando</sym>"},
{ 0, true, "z", "<sym>dynamicZ</sym>"},
{ 0, true, "n", "<sym>dynamicNiente</sym>" }
};
//---------------------------------------------------------
// Dynamic
//---------------------------------------------------------
Dynamic::Dynamic(Score* s)
: TextBase(s)
{
init(SubStyle::DYNAMICS);
setFlags(ElementFlag::MOVABLE | ElementFlag::SELECTABLE | ElementFlag::ON_STAFF);
_velocity = -1;
_dynRange = Range::PART;
_dynamicType = Type::OTHER;
}
Dynamic::Dynamic(const Dynamic& d)
: TextBase(d)
{
_dynamicType = d._dynamicType;
_velocity = d._velocity;
_dynRange = d._dynRange;
}
//---------------------------------------------------------
// velocity
//---------------------------------------------------------
int Dynamic::velocity() const
{
return _velocity <= 0 ? dynList[int(dynamicType())].velocity : _velocity;
}
//---------------------------------------------------------
// write
//---------------------------------------------------------
void Dynamic::write(XmlWriter& xml) const
{
if (!xml.canWrite(this))
return;
xml.stag("Dynamic");
xml.tag("subtype", dynamicTypeName());
writeProperty(xml, P_ID::VELOCITY);
writeProperty(xml, P_ID::DYNAMIC_RANGE);
TextBase::writeProperties(xml, dynamicType() == Type::OTHER);
xml.etag();
}
//---------------------------------------------------------
// read
//---------------------------------------------------------
void Dynamic::read(XmlReader& e)
{
while (e.readNextStartElement()) {
const QStringRef& tag = e.name();
if (tag == "subtype")
setDynamicType(e.readElementText());
else if (tag == "velocity")
_velocity = e.readInt();
else if (tag == "dynType")
_dynRange = Range(e.readInt());
else if (!TextBase::readProperties(e))
e.unknown();
}
if (subStyle() == SubStyle::DEFAULT)
initSubStyle(SubStyle::DYNAMICS);
}
//---------------------------------------------------------
// layout
//---------------------------------------------------------
void Dynamic::layout()
{
if (autoplace())
setUserOff(QPointF());
qreal y;
if (placeAbove())
y = score()->styleP(StyleIdx::dynamicsPosAbove);
else {
qreal sh = staff() ? staff()->height() : 0;
y = score()->styleP(StyleIdx::dynamicsPosBelow) + sh + lineSpacing();
}
setPos(QPointF(0.0, y));
TextBase::layout1();
Segment* s = segment();
if (s) {
int t = track() & ~0x3;
for (int voice = 0; voice < VOICES; ++voice) {
Element* e = s->element(t + voice);
if (!e)
continue;
if (e->isChord()) {
Chord* c = toChord(e);
qreal noteHeadWidth = score()->noteHeadWidth() * c->mag();
if (c->stem() && !c->up()) // stem down
rxpos() += noteHeadWidth * .25; // center on stem + optical correction
else
rxpos() += noteHeadWidth * .5; // center on notehead
}
else
rxpos() += e->width() * .5;
break;
}
}
else
setPos(QPointF()); // for palette
adjustReadPos();
}
//-------------------------------------------------------------------
// doAutoplace
//
// Move Dynamic up or down to avoid collisions with other elements.
//-------------------------------------------------------------------
void Dynamic::doAutoplace()
{
Segment* s = segment();
if (!(s && autoplace()))
return;
setUserOff(QPointF());
qreal minDistance = score()->styleP(StyleIdx::dynamicsMinDistance);
const Shape& s1 = s->measure()->staffShape(staffIdx());
Shape s2 = shape().translated(s->pos() + pos());
#if 0
bool val = s1.intersects(bbox().translated(s->pos() + pos()));
if (!val)
return;
#endif
if (placeAbove()) {
qreal d = s2.minVerticalDistance(s1);
if (d > -minDistance)
rUserYoffset() = -d - minDistance;
}
else {
qreal d = s1.minVerticalDistance(s2);
if (d > -minDistance)
rUserYoffset() = d + minDistance;
}
}
//---------------------------------------------------------
// setDynamicType
//---------------------------------------------------------
void Dynamic::setDynamicType(const QString& tag)
{
int n = sizeof(dynList)/sizeof(*dynList);
for (int i = 0; i < n; ++i) {
if (dynList[i].tag == tag || dynList[i].text == tag) {
setDynamicType(Type(i));
setXmlText(QString::fromUtf8(dynList[i].text));
return;
}
}
qDebug("setDynamicType: other <%s>", qPrintable(tag));
setDynamicType(Type::OTHER);
setXmlText(tag);
}
//---------------------------------------------------------
// dynamicTypeName
//---------------------------------------------------------
QString Dynamic::dynamicTypeName() const
{
return dynList[int(dynamicType())].tag;
}
//---------------------------------------------------------
// startEdit
//---------------------------------------------------------
void Dynamic::startEdit(EditData& ed)
{
TextBase::startEdit(ed);
}
//---------------------------------------------------------
// endEdit
//---------------------------------------------------------
void Dynamic::endEdit(EditData& ed)
{
TextBase::endEdit(ed);
if (xmlText() != QString::fromUtf8(dynList[int(_dynamicType)].text))
_dynamicType = Type::OTHER;
}
//---------------------------------------------------------
// reset
//---------------------------------------------------------
void Dynamic::reset()
{
TextBase::reset();
}
//---------------------------------------------------------
// drag
//---------------------------------------------------------
QRectF Dynamic::drag(EditData& ed)
{
QRectF f = Element::drag(ed);
//
// move anchor
//
Qt::KeyboardModifiers km = qApp->keyboardModifiers();
if (km != (Qt::ShiftModifier | Qt::ControlModifier)) {
int si = staffIdx();
Segment* seg = segment();
score()->dragPosition(ed.pos, &si, &seg);
if (seg != segment() || staffIdx() != si) {
QPointF pos1(canvasPos());
score()->undo(new ChangeParent(this, seg, si));
setUserOff(QPointF());
layout();
QPointF pos2(canvasPos());
setUserOff(pos1 - pos2);
ed.startMove = pos2;
}
}
return f;
}
//---------------------------------------------------------
// undoSetDynRange
//---------------------------------------------------------
void Dynamic::undoSetDynRange(Range v)
{
undoChangeProperty(P_ID::DYNAMIC_RANGE, int(v));
}
//---------------------------------------------------------
// getProperty
//---------------------------------------------------------
QVariant Dynamic::getProperty(P_ID propertyId) const
{
switch (propertyId) {
case P_ID::DYNAMIC_RANGE: return int(_dynRange);
case P_ID::VELOCITY: return velocity();
case P_ID::SUBTYPE: return int(_dynamicType);
default:
return TextBase::getProperty(propertyId);
}
}
//---------------------------------------------------------
// setProperty
//---------------------------------------------------------
bool Dynamic::setProperty(P_ID propertyId, const QVariant& v)
{
switch (propertyId) {
case P_ID::DYNAMIC_RANGE:
_dynRange = Range(v.toInt());
break;
case P_ID::VELOCITY:
_velocity = v.toInt();
break;
case P_ID::SUBTYPE:
_dynamicType = Type(v.toInt());
break;
default:
if (!TextBase::setProperty(propertyId, v))
return false;
break;
}
triggerLayout();
return true;
}
//---------------------------------------------------------
// propertyDefault
//---------------------------------------------------------
QVariant Dynamic::propertyDefault(P_ID id) const
{
switch(id) {
case P_ID::SUB_STYLE:
return int(SubStyle::DYNAMICS);
case P_ID::DYNAMIC_RANGE:
return int(Range::PART);
case P_ID::VELOCITY:
return -1;
default:
return TextBase::propertyDefault(id);
}
}
//---------------------------------------------------------
// accessibleInfo
//---------------------------------------------------------
QString Dynamic::accessibleInfo() const
{
QString s;
if (dynamicType() == Dynamic::Type::OTHER) {
s = plainText().simplified();
if (s.length() > 20) {
s.truncate(20);
s += "...";
}
}
else {
s = dynamicTypeName();
}
return QString("%1: %2").arg(Element::accessibleInfo()).arg(s);
}
//---------------------------------------------------------
// screenReaderInfo
//---------------------------------------------------------
QString Dynamic::screenReaderInfo() const
{
QString s;
if (dynamicType() == Dynamic::Type::OTHER)
s = plainText().simplified();
else {
s = dynamicTypeName();
}
return QString("%1: %2").arg(Element::accessibleInfo()).arg(s);
}
}