MuseScore/libmscore/accidental.cpp
2013-08-30 16:04:01 +02:00

486 lines
18 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 "accidental.h"
#include "note.h"
#include "symbol.h"
#include "sym.h"
#include "score.h"
#include "staff.h"
#include "undo.h"
namespace Ms {
//---------------------------------------------------------
// Acc
//---------------------------------------------------------
struct Acc {
const char* tag; // for use in xml file
const char* name; // translated name
AccidentalVal offset; // semitone offset
int centOffset;
int sym;
Acc(const char* t, const char* n, AccidentalVal o, int o2, int s)
: tag(t), name(n), offset(o), centOffset(o2), sym(s) {}
};
Acc accList[] = {
Acc("none", QT_TRANSLATE_NOOP("accidental", "none"), NATURAL, 0, -1),
Acc("sharp", QT_TRANSLATE_NOOP("accidental", "sharp"), SHARP, 0, sharpSym),
Acc("flat", QT_TRANSLATE_NOOP("accidental", "flat"), FLAT, 0, flatSym),
Acc("double sharp", QT_TRANSLATE_NOOP("accidental", "double sharp"), SHARP2, 0, sharpsharpSym),
Acc("double flat", QT_TRANSLATE_NOOP("accidental", "double flat"), FLAT2, 0, flatflatSym),
Acc("natural", QT_TRANSLATE_NOOP("accidental", "natural"), NATURAL, 0, naturalSym),
Acc("flat-slash", QT_TRANSLATE_NOOP("accidental", "flat-slash"), NATURAL, -50, flatslashSym),
Acc("flat-slash2", QT_TRANSLATE_NOOP("accidental", "flat-slash2"), NATURAL, 0, flatslash2Sym),
Acc("mirrored-flat2", QT_TRANSLATE_NOOP("accidental", "mirrored-flat2"), NATURAL, -150, mirroredflat2Sym),
Acc("mirrored-flat", QT_TRANSLATE_NOOP("accidental", "mirrored-flat"), NATURAL, -50, mirroredflatSym),
Acc("mirrored-flat-slash", QT_TRANSLATE_NOOP("accidental", "mirrored-flat-slash"), NATURAL, 0, mirroredflatslashSym),
Acc("flat-flat-slash", QT_TRANSLATE_NOOP("accidental", "flat-flat-slash"), NATURAL, -150, flatflatslashSym),
Acc("sharp-slash", QT_TRANSLATE_NOOP("accidental", "sharp-slash"), NATURAL, 50, sharpslashSym),
Acc("sharp-slash2", QT_TRANSLATE_NOOP("accidental", "sharp-slash2"), NATURAL, 0, sharpslash2Sym),
Acc("sharp-slash3", QT_TRANSLATE_NOOP("accidental", "sharp-slash3"), NATURAL, 0, sharpslash3Sym),
Acc("sharp-slash4", QT_TRANSLATE_NOOP("accidental", "sharp-slash4"), NATURAL, 150, sharpslash4Sym),
Acc("sharp arrow up", QT_TRANSLATE_NOOP("accidental", "sharp arrow up"), NATURAL, -50, sharpArrowUpSym),
Acc("sharp arrow down", QT_TRANSLATE_NOOP("accidental", "sharp arrow down"), NATURAL, -150, sharpArrowDownSym),
Acc("sharp arrow both", QT_TRANSLATE_NOOP("accidental", "sharp arrow both"), NATURAL, 0, sharpArrowBothSym),
Acc("flat arrow up", QT_TRANSLATE_NOOP("accidental", "flat arrow up"), NATURAL, 50, flatArrowUpSym),
Acc("flat arrow down", QT_TRANSLATE_NOOP("accidental", "flat arrow down"), NATURAL, -50, flatArrowDownSym),
Acc("flat arrow both", QT_TRANSLATE_NOOP("accidental", "flat arrow both"), NATURAL, 0, flatArrowBothSym),
Acc("natural arrow up", QT_TRANSLATE_NOOP("accidental", "natural arrow up"), NATURAL, 50, naturalArrowUpSym),
Acc("natural arrow down", QT_TRANSLATE_NOOP("accidental", "natural arrow down"), NATURAL, 150, naturalArrowDownSym),
Acc("natural arrow both", QT_TRANSLATE_NOOP("accidental", "natural arrow both"), NATURAL, 0, naturalArrowBothSym),
Acc("sori", QT_TRANSLATE_NOOP("accidental", "sori"), NATURAL, 50, soriSym),
Acc("koron", QT_TRANSLATE_NOOP("accidental", "koron"), NATURAL, -50, koronSym)
};
//---------------------------------------------------------
// Accidental
//---------------------------------------------------------
Accidental::Accidental(Score* s)
: Element(s)
{
setFlags(ELEMENT_MOVABLE | ELEMENT_SELECTABLE);
_hasBracket = false;
_role = ACC_AUTO;
_small = false;
_accidentalType = ACC_NONE;
}
//---------------------------------------------------------
// read
//---------------------------------------------------------
void Accidental::read(XmlReader& e)
{
while (e.readNextStartElement()) {
const QStringRef& tag(e.name());
if (tag == "bracket") {
int i = e.readInt();
if (i == 0 || i == 1)
_hasBracket = i;
}
else if (tag == "subtype") {
QString text(e.readElementText());
bool isInt;
int i = text.toInt(&isInt);
if (isInt) {
_hasBracket = i & 0x8000;
i &= ~0x8000;
switch(i) {
case 0:
i = ACC_NONE;
break;
case 1:
case 11:
i = ACC_SHARP;
break;
case 2:
case 12:
i = ACC_FLAT;
break;
case 3:
case 13:
i = ACC_SHARP2;
break;
case 4:
case 14:
i = ACC_FLAT2;
break;
case 5:
case 15:
i = ACC_NATURAL;
break;
case 6:
i = ACC_SHARP;
_hasBracket = true;
break;
case 7:
i = ACC_FLAT;
_hasBracket = true;
break;
case 8:
i = ACC_SHARP2;
_hasBracket = true;
break;
case 9:
i = ACC_FLAT2;
_hasBracket = true;
break;
case 10:
i = ACC_NATURAL;
_hasBracket = true;
break;
case 16:
i = ACC_FLAT_SLASH;
break;
case 17:
i = ACC_FLAT_SLASH2;
break;
case 18:
i = ACC_MIRRORED_FLAT2;
break;
case 19:
i = ACC_MIRRORED_FLAT;
break;
case 20:
i = ACC_MIRRIRED_FLAT_SLASH;
break;
case 21:
i = ACC_FLAT_FLAT_SLASH;
break;
case 22:
i = ACC_SHARP_SLASH;
break;
case 23:
i = ACC_SHARP_SLASH2;
break;
case 24:
i = ACC_SHARP_SLASH3;
break;
case 25:
i = ACC_SHARP_SLASH4;
break;
case 26:
i = ACC_SHARP_ARROW_UP;
break;
case 27:
i = ACC_SHARP_ARROW_DOWN;
break;
case 28:
i = ACC_SHARP_ARROW_BOTH;
break;
case 29:
i = ACC_FLAT_ARROW_UP;
break;
case 30:
i = ACC_FLAT_ARROW_DOWN;
break;
case 31:
i = ACC_FLAT_ARROW_BOTH;
break;
case 32:
i = ACC_NATURAL_ARROW_UP;
break;
case 33:
i = ACC_NATURAL_ARROW_DOWN;
break;
case 34:
i = ACC_NATURAL_ARROW_BOTH;
break;
default:
i = 0;
break;
}
setAccidentalType(AccidentalType(i));
}
else
setSubtype(text);
}
else if (tag == "role") {
int i = e.readInt();
if (i == ACC_AUTO || i == ACC_USER)
_role = AccidentalRole(i);
}
else if (tag == "small")
_small = e.readInt();
else if (Element::readProperties(e))
;
else
e.unknown();
}
}
//---------------------------------------------------------
// write
//---------------------------------------------------------
void Accidental::write(Xml& xml) const
{
xml.stag(name());
if (_hasBracket)
xml.tag("bracket", _hasBracket);
if (_role != ACC_AUTO)
xml.tag("role", _role);
if (_small)
xml.tag("small", _small);
xml.tag("subtype", accList[_accidentalType].tag);
Element::writeProperties(xml);
xml.etag();
}
//---------------------------------------------------------
// subTypeUserName
//---------------------------------------------------------
const char* Accidental::subtypeUserName() const
{
return accList[accidentalType()].name;
}
//---------------------------------------------------------
// setSubtype
//---------------------------------------------------------
void Accidental::setSubtype(const QString& tag)
{
int n = sizeof(accList)/sizeof(*accList);
for (int i = 0; i < n; ++i) {
if (accList[i].tag == tag) {
setAccidentalType(AccidentalType(i));
return;
}
}
setAccidentalType(ACC_NONE);
}
//---------------------------------------------------------
// symbol
//---------------------------------------------------------
int Accidental::symbol() const
{
return accList[accidentalType()].sym;
}
//---------------------------------------------------------
// layout
//---------------------------------------------------------
void Accidental::layout()
{
el.clear();
QRectF r;
if (staff() && staff()->isTabStaff()) { //in TAB, accidentals are not shown
setbbox(QRectF());
return;
}
qreal m = parent() ? parent()->mag() : 1.0;
if (_small)
m *= score()->styleD(ST_smallNoteMag);
setMag(m);
m = magS();
QPointF pos;
if (_hasBracket) {
SymElement e(leftparenSym, 0.0);
el.append(e);
r |= symbols[score()->symIdx()][leftparenSym].bbox(m);
pos = symbols[score()->symIdx()][leftparenSym].attach(m);
}
int s = symbol();
SymElement e(s, pos.x());
el.append(e);
r |= symbols[score()->symIdx()][s].bbox(m);
pos += symbols[score()->symIdx()][s].attach(m);
if (_hasBracket) {
qreal x = pos.x(); // symbols[s].width(m) + symbols[s].bbox(m).x();
SymElement e(rightparenSym, x);
el.append(e);
r |= symbols[score()->symIdx()][rightparenSym].bbox(m).translated(x, 0.0);
}
setbbox(r);
}
//---------------------------------------------------------
// subtype2value
// returns the resulting pitch offset
//---------------------------------------------------------
AccidentalVal Accidental::subtype2value(AccidentalType st)
{
return accList[st].offset;
}
//---------------------------------------------------------
// subtype2name
//---------------------------------------------------------
const char* Accidental::subtype2name(AccidentalType st)
{
return accList[st].tag;
}
//---------------------------------------------------------
// value2subtype
//---------------------------------------------------------
Accidental::AccidentalType Accidental::value2subtype(AccidentalVal v)
{
switch(v) {
case NATURAL: return ACC_NONE;
case SHARP: return ACC_SHARP;
case SHARP2: return ACC_SHARP2;
case FLAT: return ACC_FLAT;
case FLAT2: return ACC_FLAT2;
default:
qDebug("value2subtype: illegal accidental val %d\n", v);
abort();
}
return ACC_NONE;
}
//---------------------------------------------------------
// name2subtype
//---------------------------------------------------------
Accidental::AccidentalType Accidental::name2subtype(const QString& tag)
{
int n = sizeof(accList)/sizeof(*accList);
for (int i = 0; i < n; ++i) {
if (accList[i].tag == tag)
return AccidentalType(i);
}
return ACC_NONE;
}
//---------------------------------------------------------
// draw
//---------------------------------------------------------
void Accidental::draw(QPainter* painter) const
{
if (staff() && staff()->isTabStaff()) //in TAB, accidentals are not shown
return;
painter->setPen(curColor());
foreach(const SymElement& e, el)
symbols[score()->symIdx()][e.sym].draw(painter, magS(), QPointF(e.x, 0.0));
}
//---------------------------------------------------------
// acceptDrop
//---------------------------------------------------------
bool Accidental::acceptDrop(MuseScoreView*, const QPointF&, Element* e) const
{
return e->type() == ACCIDENTAL_BRACKET;
}
//---------------------------------------------------------
// drop
//---------------------------------------------------------
Element* Accidental::drop(const DropData& data)
{
Element* e = data.element;
switch(e->type()) {
case ACCIDENTAL_BRACKET:
if (!_hasBracket)
undoSetHasBracket(true);
break;
default:
break;
}
delete e;
return 0;
}
//---------------------------------------------------------
// undoSetHasBracket
//---------------------------------------------------------
void Accidental::undoSetHasBracket(bool val)
{
score()->undoChangeProperty(this, P_ACCIDENTAL_BRACKET, val);
}
//---------------------------------------------------------
// undoSetSmall
//---------------------------------------------------------
void Accidental::undoSetSmall(bool val)
{
score()->undoChangeProperty(this, P_SMALL, val);
}
//---------------------------------------------------------
// getProperty
//---------------------------------------------------------
QVariant Accidental::getProperty(P_ID propertyId) const
{
switch(propertyId) {
case P_SMALL: return _small;
case P_ACCIDENTAL_BRACKET: return _hasBracket;
default:
return Element::getProperty(propertyId);
}
}
//---------------------------------------------------------
// setProperty
//---------------------------------------------------------
bool Accidental::setProperty(P_ID propertyId, const QVariant& v)
{
switch(propertyId) {
case P_SMALL:
_small = v.toBool();
break;
case P_ACCIDENTAL_BRACKET:
_hasBracket = v.toBool();
break;
default:
return Element::setProperty(propertyId, v);
}
layout();
score()->setLayoutAll(true); // spacing changes
return true;
}
//---------------------------------------------------------
// AccidentalBracket
//---------------------------------------------------------
AccidentalBracket::AccidentalBracket(Score* s)
: Compound(s)
{
Symbol* s1 = new Symbol(score());
Symbol* s2 = new Symbol(score());
s1->setSym(leftparenSym);
s2->setSym(rightparenSym);
addElement(s1, -s1->bbox().x(), 0.0);
addElement(s2, s2->bbox().width() - s2->bbox().x(), 0.0);
}
}