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capxml.cpp
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capxml.cpp
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//=============================================================================
// MuseScore
// Linux Music Score Editor
//
// Copyright (C) 2013 Werner Schweer and others
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License version 2.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
//=============================================================================
// CapXML import filter
// Supports the CapXML 1.0 file format version 1.0.8 (capella 2008)
// The implementation shares as much code as possible with the capella
// (.cap) importer (capella.cpp and capella.h)
// If statements in the parser match the element order in the schema definition
#include <assert.h>
#include "libmscore/score.h"
#include "thirdparty/qzip/qzipreader_p.h"
#include "capella.h"
namespace Ms {
//---------------------------------------------------------
// capxReadFont
//---------------------------------------------------------
static QFont capxReadFont(XmlReader& e)
{
QFont f;
QString family = e.attribute("face");
if (family != "")
f.setFamily(family);
qreal pointSize = e.doubleAttribute("height", 0);
if (pointSize > 0.5)
f.setPointSizeF(pointSize);
int weight = e.intAttribute("weight");
if (weight < 200)
f.setWeight(QFont::Light);
else if (weight < 550)
f.setWeight(QFont::Normal);
else
f.setWeight(QFont::Bold);
f.setItalic(e.attribute("italic", "false") == "true");
// qDebug("capxReadFont family '%s' ps %g w %d it '%s'", qPrintable(family), pointSize, weight, qPrintable(italic));
e.readNext();
return f;
}
//---------------------------------------------------------
// qstring2timestep -- convert string to TIMESTEP
//---------------------------------------------------------
static bool qstring2timestep(QString& str, TIMESTEP& tstp)
{
if (str == "1/1") { tstp = TIMESTEP::D1; return true; }
else if (str == "1/2") { tstp = TIMESTEP::D2; return true; }
else if (str == "1/4") { tstp = TIMESTEP::D4; return true; }
else if (str == "1/8") { tstp = TIMESTEP::D8; return true; }
else if (str == "1/16") { tstp = TIMESTEP::D16; return true; }
else if (str == "1/32") { tstp = TIMESTEP::D32; return true; }
else if (str == "1/64") { tstp = TIMESTEP::D64; return true; }
else if (str == "1/128") { tstp = TIMESTEP::D128; return true; }
else if (str == "2/1") { tstp = TIMESTEP::D_BREVE; return true; }
return false;
}
//---------------------------------------------------------
// BasicDrawObj::readCapx -- capx equivalent of BasicDrawObj::read
//---------------------------------------------------------
void BasicDrawObj::readCapx(XmlReader& e)
{
nNotes = e.intAttribute("noteRange", 0);
qDebug("nNotes %d", nNotes);
e.readNext();
}
//---------------------------------------------------------
// BasicDurationalObj::readCapxDisplay -- capx equivalent of BasicDurationalObj::read
// reads the <display> element only
//---------------------------------------------------------
void BasicDurationalObj::readCapxDisplay(XmlReader& e)
{
invisible = e.attribute("invisible") == "true";
e.readNext();
}
//---------------------------------------------------------
// BasicDurationalObj::readCapx -- capx equivalent of BasicDurationalObj::read
//---------------------------------------------------------
void BasicDurationalObj::readCapx(XmlReader& e, unsigned int& fullm)
{
nDots = 0;
noDuration = false;
postGrace = false;
bSmall = false;
invisible = false;
notBlack = false;
color = Qt::black;
t = TIMESTEP::D1;
horizontalShift = 0;
count = 0;
tripartite = 0;
isProlonging = 0;
QString base = e.attribute("base");
bool res = false;
// try to convert base to timestep ("first pattern")
res = qstring2timestep(base, t);
if (!res) {
// try multi-measure rest ("second pattern")
int i = base.toInt();
if (i > 0)
fullm = i;
else
qDebug("BasicDurationalObj::readCapx: invalid base: '%s'", qPrintable(base));
}
nDots = e.intAttribute("dots", 0);
noDuration = e.attribute("noDuration", "false") == "true";
while (e.readNextStartElement()) {
const QStringRef& tag(e.name());
if (tag == "tuplet") {
count = e.attribute("count").toInt();
tripartite = e.attribute("tripartite", "false") == "true";
isProlonging = e.attribute("prolong", "false") == "true";
e.readNext();
}
else
e.unknown();
}
qDebug("DurationObj ndots %d nodur %d postgr %d bsm %d inv %d notbl %d t %d hsh %d cnt %d trp %d ispro %d fullm %d",
nDots, noDuration, postGrace, bSmall, invisible, notBlack, int(t), horizontalShift, count, tripartite, isProlonging, fullm
);
}
//---------------------------------------------------------
// BasicDurationalObj::readCapxObjectArray
//---------------------------------------------------------
void BasicDurationalObj::readCapxObjectArray(XmlReader& e)
{
objects = cap->readCapxDrawObjectArray(e);
}
//---------------------------------------------------------
// CapExplicitBarline::readCapx -- capx equivalent of CapExplicitBarline::read
//---------------------------------------------------------
void CapExplicitBarline::readCapx(XmlReader& e)
{
QString type = e.attribute("type", "single");
if (type == "single") _type = BarLineType::NORMAL;
else if (type == "double") _type = BarLineType::DOUBLE;
else if (type == "end") _type = BarLineType::END;
else if (type == "repEnd") _type = BarLineType::END_REPEAT;
else if (type == "repBegin") _type = BarLineType::START_REPEAT;
//TODO else if (type == "repEndBegin") _type = BarLineType::END_START_REPEAT;
else if (type == "dashed") _type = BarLineType::BROKEN;
else _type = BarLineType::NORMAL; // default
_barMode = 0;
while (e.readNextStartElement()) {
const QStringRef& tag(e.name());
if (tag == "drawObjects") {
e.skipCurrentElement();
}
else
e.unknown();
}
e.readNext();
}
//---------------------------------------------------------
// CapClef::readCapx -- capx equivalent of CapClef::read
//---------------------------------------------------------
void CapClef::readCapx(XmlReader& e)
{
QString clef = e.attribute("clef");
if (clef == "G2-") {
form = Form::G;
line = ClefLine::L2;
oct = Oct::OCT_BASSA;
}
else if (clef == "treble") {
form = Form::G;
line = ClefLine::L2;
oct = Oct::OCT_NULL;
}
else if (clef == "bass") {
form = Form::F;
line = ClefLine::L4;
oct = Oct::OCT_NULL;
}
else {
/* default */ form = Form::G;
line = ClefLine::L2;
oct = Oct::OCT_NULL;
}
qDebug("Clef::read '%s' -> form %d line %d oct %d", qPrintable(clef), int(form), int(line), int(oct));
e.readNext();
}
//---------------------------------------------------------
// CapKey::readCapx -- capx equivalent of CapKey::read
//---------------------------------------------------------
void CapKey::readCapx(XmlReader& e)
{
signature = e.intAttribute("fifths", 0);
qDebug("Key %d", signature);
e.readNext();
}
//---------------------------------------------------------
// qstring2timesig -- convert string to timesig
// return true on success
//---------------------------------------------------------
static void qstring2timesig(QString& time, uchar& numerator, int& log2Denom, bool& allaBreve)
{
bool res = true;
numerator = 4; log2Denom = 2; allaBreve = false; // set default
if (time == "allaBreve") { numerator = 2; log2Denom = 1; allaBreve = true; }
else if (time == "longAllaBreve") { numerator = 4; log2Denom = 1; allaBreve = true; }
else if (time == "C") { numerator = 4; log2Denom = 2; allaBreve = false; }
else if (time == "infinite") { qDebug("Meter infinite"); } // not supported by MuseScore ?
else {
QStringList splitTime = time.split("/");
if (splitTime.size() == 2) {
numerator = splitTime.at(0).toInt();
QString denom = splitTime.at(1);
if (denom == "1") log2Denom = 0;
else if (denom == "2") log2Denom = 1;
else if (denom == "4") log2Denom = 2;
else if (denom == "8") log2Denom = 3;
else if (denom == "16") log2Denom = 4;
else if (denom == "32") log2Denom = 5;
else if (denom == "64") log2Denom = 6;
else if (denom == "128") log2Denom = 7;
else res = false;
}
else res = false;
}
// TODO: recovery required if decoding the timesig failed ?
qDebug("Meter '%s' res %d %d/%d allaBreve %d", qPrintable(time), res, numerator, log2Denom, allaBreve);
}
//---------------------------------------------------------
// CapMeter::readCapx -- capx equivalent of CapMeter::read
//---------------------------------------------------------
void CapMeter::readCapx(XmlReader& e)
{
qDebug("CapMeter::readCapx");
QString time = e.attribute("time");
qstring2timesig(time, numerator, log2Denom, allaBreve);
e.readNext();
}
//---------------------------------------------------------
// ChordObj::readCapxStem -- read <stem> element
//---------------------------------------------------------
void ChordObj::readCapxStem(XmlReader& e)
{
QString dir = e.attribute("dir");
if (dir == "up") stemDir = StemDir::UP;
else if (dir == "down") stemDir = StemDir::DOWN;
else if (dir == "none") stemDir = StemDir::NONE;
e.readNext();
}
//---------------------------------------------------------
// ChordObj::readCapxArticulation -- read <articulation> element
//---------------------------------------------------------
void ChordObj::readCapxArticulation(XmlReader& e)
{
QString art = e.attribute("type");
if (art == "staccato") articulation = 1;
else if (art == "tenuto") articulation = 2;
else if (art == "staccato tenuto") articulation = 3;
else if (art == "staccatissimo") articulation = 4;
else if (art == "normalAccent") articulation = 5;
else if (art == "strongAccent") articulation = 6;
else if (art == "weakBeat") articulation = 7;
else if (art == "strongBeat") articulation = 8;
else articulation = 0;
e.readNext();
}
//---------------------------------------------------------
// ChordObj::readCapx -- capx equivalent of ChordObj::read
//---------------------------------------------------------
void ChordObj::readCapx(XmlReader& e)
{
stemDir = StemDir::AUTO;
dStemLength = 0;
nTremoloBars = 0;
articulation = 0;
leftTie = false;
rightTie = false;
beamShift = 0;
beamSlope = 0;
beamMode = BeamMode::AUTO;
notationStave = 0;
while (e.readNextStartElement()) {
const QStringRef& tag(e.name());
if (tag == "duration") {
unsigned int dummy;
BasicDurationalObj::readCapx(e, dummy);
}
else if (tag == "display") {
BasicDurationalObj::readCapxDisplay(e);
}
else if (tag == "stem") {
readCapxStem(e);
}
else if (tag == "beam") {
qDebug("ChordObj::readCapx: found beam (skipping)");
e.skipCurrentElement();
}
else if (tag == "articulation") {
readCapxArticulation(e);
}
else if (tag == "lyric") {
readCapxLyrics(e);
}
else if (tag == "drawObjects") {
readCapxObjectArray(e);
}
else if (tag == "heads") {
readCapxNotes(e);
}
else
e.unknown();
}
}
//---------------------------------------------------------
// pitchStr2Char -- convert pitch string ("[A-G][0-9]") to signed char
// notes:
// - in .capx middle C is called C5 (which is C4 in MusicXML)
// - middle C is MIDI note number 60
// - in .cap, pitch contains the diatonic note number relative to clef and key
// - as .capx contains absolute notes, store the MIDI note number instead
//---------------------------------------------------------
static signed char pitchStr2Char(QString& strPitch)
{
QRegExp pitchRegExp("[A-G][0-9]");
if (!pitchRegExp.exactMatch(strPitch)) {
qDebug("pitchStr2Char: illegal pitch '%s'", qPrintable(strPitch));
return 0;
}
QString steps("C.D.EF.G.A.B");
int istep = steps.indexOf(strPitch.left(1));
int octave = strPitch.right(1).toInt();
int pitch = istep + 12 * octave;
if (pitch < 0)
pitch = -1;
if (pitch > 127)
pitch = -1;
qDebug("pitchStr2Char: '%s' -> %d", qPrintable(strPitch), pitch);
return static_cast<signed char>(pitch);
}
//---------------------------------------------------------
// ChordObj::readCapxLyrics -- read the lyrics in a capx chord
//---------------------------------------------------------
void ChordObj::readCapxLyrics(XmlReader& e)
{
while (e.readNextStartElement()) {
if (e.name() == "verse") {
Verse v;
v.leftAlign = true; // not used by capella.cpp
v.extender = false; // not used by capella.cpp
v.hyphen = e.attribute("hyphen") == "true";
v.num = e.intAttribute("i", 0);
v.verseNumber = e.attribute("verseNumber"); // not used by capella.cpp
v.text = e.readElementText();
verse.append(v);
}
else
e.unknown();
}
}
//---------------------------------------------------------
// ChordObj::readCapxNotes -- read the notes in a capx chord
//---------------------------------------------------------
void ChordObj::readCapxNotes(XmlReader& e)
{
while (e.readNextStartElement()) {
if (e.name() == "head") {
QString pitch = e.attribute("pitch");
QString sstep;
while (e.readNextStartElement()) {
const QStringRef& tag(e.name());
if (tag == "alter") {
sstep = e.attribute("step");
e.readNext();
}
else if (tag == "tie") {
rightTie = e.attribute("begin") == "true";
e.readNext();
}
else
e.unknown();
}
qDebug("ChordObj::readCapxNotes: pitch '%s' altstep '%s'",
qPrintable(pitch), qPrintable(sstep));
int istep = sstep.toInt();
CNote n;
n.pitch = pitchStr2Char(pitch);
n.explAlteration = 0;
n.headType = 0;
n.alteration = istep;
n.silent = 0;
notes.append(n);
}
else
e.unknown();
}
}
//---------------------------------------------------------
// RestObj::readCapx -- capx equivalent of RestObj::read
//---------------------------------------------------------
void RestObj::readCapx(XmlReader& e)
{
bVerticalCentered = false;
fullMeasures = 0;
vertShift = 0;
while (e.readNextStartElement()) {
const QStringRef& tag(e.name());
if (tag == "duration") {
BasicDurationalObj::readCapx(e, fullMeasures);
}
else if (tag == "display") {
BasicDurationalObj::readCapxDisplay(e);
}
else if (tag == "verticalPos") {
qDebug("RestObj::readCapx: found verticalPos (skipping)");
e.skipCurrentElement();
}
else if (tag == "drawObjects") {
readCapxObjectArray(e);
}
else
e.unknown();
}
}
//---------------------------------------------------------
// SimpleTextObj::readCapx -- capx equivalent of SimpleTextObj::read
//---------------------------------------------------------
void SimpleTextObj::readCapx(XmlReader& e)
{
double x = e.doubleAttribute("x");
double y = e.doubleAttribute("y");
QString stralign = e.attribute("align", "left");
align = 0;
if (stralign == "center")
align = 1;
else if (stralign == "right")
align = 2;
relPos = QPointF(x, y);
relPos *= 32.0;
// qDebug("x %g y %g align %s", x, y, qPrintable(align));
while (e.readNextStartElement()) {
const QStringRef& tag(e.name());
if (tag == "font") {
_font = capxReadFont(e);
}
else if (tag == "content") {
_text = e.readElementText();
// qDebug("SimpleTextObj::readCapx: found content '%s'", qPrintable(_text));
}
else
e.unknown();
}
}
//---------------------------------------------------------
// SlurObj::readCapx -- capx equivalent of SlurObj::read
//---------------------------------------------------------
void SlurObj::readCapx(XmlReader& e)
{
// nothing to be done yet
e.skipCurrentElement();
}
//---------------------------------------------------------
// VoltaObj::readCapx -- capx equivalent of VoltaObj::read
//---------------------------------------------------------
void VoltaObj::readCapx(XmlReader& e)
{
bLeft = e.attribute("leftBent", "true") == "true";
bRight = e.attribute("rightBent", "true") == "true";
bDotted = e.attribute("dotted", "false") == "true";
allNumbers = e.attribute("allNumbers", "false") == "true";
int firstNumber = e.intAttribute("firstNumber", 0);
int lastNumber = e.intAttribute("lastNumber", 0);
if (firstNumber == 0) {
// don't know what this means (spec: no number)
// cap status equivalent to no first or last number
from = 1;
to = 0;
}
else {
from = firstNumber;
to = (lastNumber == 0) ? firstNumber : lastNumber;
}
qDebug("VoltaObj::read firstNumber %d lastNumber %d", firstNumber, lastNumber);
qDebug("VoltaObj::read x0 %d x1 %d y %d bLeft %d bRight %d bDotted %d allNumbers %d from %d to %d",
x0, x1, y, bLeft, bRight, bDotted, allNumbers, from, to);
e.readNext();
}
//---------------------------------------------------------
// TrillObj::readCapx -- capx equivalent of TrillObj::read
//---------------------------------------------------------
void TrillObj::readCapx(XmlReader& e)
{
double x0d = e.doubleAttribute("x1", 0.0);
double x1d = e.doubleAttribute("x2", 0.0);
double yd = e.doubleAttribute("y", 0.0);
trillSign = e.attribute("tr", "true") == "true";
x0 = (int)round(x0d * 32.0);
x1 = (int)round(x1d * 32.0);
y = (int)round(yd * 32.0);
// color -> skipped
qDebug("TrillObj::read x0 %d x1 %d y %d trillSign %d", x0, x1, y, trillSign);
e.readNext();
}
//---------------------------------------------------------
// WedgeObj::readCapx -- capx equivalent of WedgeObj::read
//---------------------------------------------------------
void WedgeObj::readCapx(XmlReader& e)
{
// TODO: read LineObj properties
decresc = e.attribute("decrescendo", "false") == "true";
double dheight = e.doubleAttribute("span", 1.0);
height = (int)round(dheight * 32.0);
e.readNext();
}
//---------------------------------------------------------
// readCapxDrawObjectArray -- capx equivalent of readDrawObjectArray()
//---------------------------------------------------------
QList<BasicDrawObj*> Capella::readCapxDrawObjectArray(XmlReader& e)
{
QList<BasicDrawObj*> ol;
while (e.readNextStartElement()) {
if (e.name() == "drawObj") {
BasicDrawObj* bdo = 0;
while (e.readNextStartElement()) {
const QStringRef& tag(e.name());
if (tag == "basic") {
// note: the <basic> element always follows the DrawObject it applies to
if (bdo)
bdo->readCapx(e);
else
e.skipCurrentElement();
}
else if (tag == "line") {
qDebug("readCapxDrawObjectArray: found line (skipping)");
e.skipCurrentElement();
}
else if (tag == "rectangle") {
qDebug("readCapxDrawObjectArray: found rectangle (skipping)");
e.skipCurrentElement();
}
else if (tag == "ellipse") {
qDebug("readCapxDrawObjectArray: found ellipse (skipping)");
e.skipCurrentElement();
}
else if (tag == "polygon") {
qDebug("readCapxDrawObjectArray: found polygon (skipping)");
e.skipCurrentElement();
}
else if (tag == "metafile") {
qDebug("readCapxDrawObjectArray: found metafile (skipping)");
e.skipCurrentElement();
}
else if (tag == "text") {
SimpleTextObj* o = new SimpleTextObj(this);
bdo = o; // save o to handle the "basic" tag (which sometimes follows)
o->readCapx(e);
ol.append(o);
}
else if (tag == "richText") {
qDebug("readCapxDrawObjectArray: found richText (skipping)");
e.skipCurrentElement();
}
else if (tag == "guitar") {
qDebug("readCapxDrawObjectArray: found guitar (skipping)");
e.skipCurrentElement();
}
else if (tag == "slur") {
SlurObj* o = new SlurObj(this);
bdo = o; // save o to handle the "basic" tag (which sometimes follows)
o->readCapx(e);
ol.append(o);
}
else if (tag == "wavyLine") {
qDebug("readCapxDrawObjectArray: found wavyLine (skipping)");
e.skipCurrentElement();
}
else if (tag == "bracket") {
qDebug("readCapxDrawObjectArray: found bracket (skipping)");
e.skipCurrentElement();
}
else if (tag == "wedge") {
WedgeObj* o = new WedgeObj(this);
bdo = o; // save o to handle the "basic" tag (which sometimes follows)
o->readCapx(e);
ol.append(o);
}
else if (tag == "notelines") {
qDebug("readCapxDrawObjectArray: found notelines (skipping)");
e.skipCurrentElement();
}
else if (tag == "volta") {
VoltaObj* o = new VoltaObj(this);
bdo = o; // save o to handle the "basic" tag (which sometimes follows)
o->readCapx(e);
ol.append(o);
}
else if (tag == "trill") {
TrillObj* o = new TrillObj(this);
bdo = o; // save o to handle the "basic" tag (which sometimes follows)
o->readCapx(e);
ol.append(o);
}
else if (tag == "transposable") {
qDebug("readCapxDrawObjectArray: found transposable (skipping)");
e.skipCurrentElement();
}
else if (tag == "group") {
qDebug("readCapxDrawObjectArray: found group (skipping)");
e.skipCurrentElement();
}
else
e.unknown();
}
}
else
e.unknown();
}
return ol;
}
//---------------------------------------------------------
// readCapxVoice -- capx equivalent of readVoice(CapStaff* cs, int idx)
//---------------------------------------------------------
void Capella::readCapxVoice(XmlReader& e, CapStaff* cs, int idx)
{
CapVoice* v = new CapVoice;
v->voiceNo = idx;
v->y0Lyrics = 0;
v->dyLyrics = 0;
// v->lyricsFont = 0;
v->stemDir = 0;
while (e.readNextStartElement()) {
if (e.name() == "lyricsSettings") {
qDebug("readCapxVoice: found lyricsSettings (skipping)");
e.skipCurrentElement();
}
else if (e.name() == "noteObjects") {
while (e.readNextStartElement()) {
const QStringRef& tag(e.name());
if (tag == "clefSign") {
CapClef* clef = new CapClef(this);
clef->readCapx(e);
v->objects.append(clef);
}
else if (tag == "keySign") {
CapKey* key = new CapKey(this);
key->readCapx(e);
v->objects.append(key);
}
else if (tag == "timeSign") {
CapMeter* meter = new CapMeter(this);
meter->readCapx(e);
v->objects.append(meter);
}
else if (tag == "barline") {
CapExplicitBarline* bl = new CapExplicitBarline(this);
bl->readCapx(e);
v->objects.append(bl);
}
else if (tag == "chord") {
ChordObj* chord = new ChordObj(this);
chord->readCapx(e);
v->objects.append(chord);
}
else if (tag == "rest") {
RestObj* rest = new RestObj(this);
rest->readCapx(e);
v->objects.append(rest);
}
else
e.unknown();
}
}
else
e.unknown();
}
cs->voices.append(v);
}
//---------------------------------------------------------
// readCapxStaff -- capx equivalent of readStaff(CapSystem* system)
//---------------------------------------------------------
void Capella::readCapxStaff(XmlReader& e, CapSystem* system, int iStave)
{
qDebug("Capella::readCapxStaff");
CapStaff* staff = new CapStaff;
//Meter
QString time = e.attribute("defaultTime");
qstring2timesig(time, staff->numerator, staff->log2Denom, staff->allaBreve);
staff->iLayout = iStave;
staff->topDistX = 0;
staff->btmDistX = 0;
staff->color = Qt::black;
while (e.readNextStartElement()) {
const QStringRef& tag(e.name());
if (tag == "extraDistance") {
qDebug("readCapxStaff: found extraDistance (skipping)");
e.skipCurrentElement();
}
else if (tag == "voices") {
int i = 0;
while (e.readNextStartElement()) {
if (e.name() == "voice") {
readCapxVoice(e, staff, i);
++i;
}
else
e.unknown();
}
}
else
e.unknown();
}
system->staves.append(staff);
}
//---------------------------------------------------------
// readCapxSystem -- capx equivalent of readSystem()
//---------------------------------------------------------
void Capella::readCapxSystem(XmlReader& e)
{
CapSystem* s = new CapSystem;
s->nAddBarCount = 0;
s->bBarCountReset = 0;
s->explLeftIndent = 0; // ?? TODO ?? use in capella.cpp commented out
s->beamMode = BeamMode::AUTO;
s->tempo = 0;
s->color = Qt::black;
unsigned char b = 0;
s->bJustified = b & 2;
s->bPageBreak = (b & 4) != 0;
s->instrNotation = (b >> 3) & 7;
while (e.readNextStartElement()) {
const QStringRef& tag(e.name());
if (tag == "barCount") {
qDebug("readCapxSystem: found barCount (skipping)");
e.skipCurrentElement();
}
else if (tag == "staves") {
int iStave = 0;
while (e.readNextStartElement()) {
if (e.name() == "staff") {
readCapxStaff(e, s, iStave);
++iStave;
}
else
e.unknown();
}
}
else
e.unknown();
}
systems.append(s);
}
//---------------------------------------------------------
// capxSystems -- read the capx <systems> element
//---------------------------------------------------------
void Capella::capxSystems(XmlReader& e)
{
while (e.readNextStartElement()) {
const QStringRef& tag(e.name());
if (tag == "system") {
readCapxSystem(e);
}
else
e.unknown();
}
}
//---------------------------------------------------------
// capxNotation -- read the capx <notation> element
//---------------------------------------------------------
static void capxNotation(XmlReader& e, uchar& barlineMode, uchar& barlineFrom, uchar& barlineTo)
{
while (e.readNextStartElement()) {
if (e.name() == "barlines") {
QString mode = e.attribute("mode", "full");
if (mode == "full") barlineMode = 3;
else if (mode == "none") barlineMode = 2; // correct ? not handled by capella.cpp anyway
else if (mode == "internal") barlineMode = 1;
else if (mode == "external") barlineMode = 0; // correct ? not handled by capella.cpp anyway
else barlineMode = 1;
barlineFrom = e.intAttribute("from");
barlineTo = e.intAttribute("to");
e.readNext();
}
else
e.unknown();
}
}
//---------------------------------------------------------
// readCapxStaveLayout -- capx equivalent of readStaveLayout(CapStaffLayout*, int)
// read the staffLayout element
//---------------------------------------------------------
void Capella::readCapxStaveLayout(XmlReader& e, CapStaffLayout* sl, int /*idx*/)
{
// initialize same variables as readStaveLayout(CapStaffLayout*, int)
sl->barlineMode = 0;
sl->noteLines = 0;
sl->bSmall = 0; // TODO (unclear where this is in the capx file)
sl->topDist = 0;
sl->btmDist = 0;
sl->groupDist = 0;
sl->barlineFrom = 0;
sl->barlineTo = 0;
unsigned char clef = 0;
sl->form = Form(clef & 7);
sl->line = ClefLine((clef >> 3) & 7);
sl->oct = Oct((clef >> 6));
// qDebug(" clef %x form %d, line %d, oct %d", clef, sl->form, sl->line, sl->oct);
// Schlagzeuginformation
unsigned char b = 0; // ?? TODO ?? sl->soundMapIn and sl->soundMapOut are not used
sl->bPercussion = b & 1; // Schlagzeugkanal verwenden
sl->bSoundMapIn = b & 2;
sl->bSoundMapOut = b & 4;
/*
if (sl->bSoundMapIn) { // Umleitungstabelle fr Eingabe vom Keyboard
uchar iMin = readByte();
Q_UNUSED(iMin);
uchar n = readByte();
Q_ASSERT(n > 0 and iMin + n <= 128);
f->read(sl->soundMapIn, n);
curPos += n;
}
if (sl->bSoundMapOut) { // Umleitungstabelle fr das Vorspielen
unsigned char iMin = readByte();
unsigned char n = readByte();
Q_ASSERT(n > 0 and iMin + n <= 128);
f->read(sl->soundMapOut, n);
curPos += n;
}
*/
sl->sound = 0;
sl->volume = 0;
sl->transp = 0;
qDebug("readCapxStaveLayout");
sl->descr = e.attribute("description");
while (e.readNextStartElement()) {
const QStringRef& tag(e.name());
if (tag == "notation") {
capxNotation(e, sl->barlineMode, sl->barlineFrom, sl->barlineTo);
}
else if (tag == "distances") {
qDebug("readCapxStaveLayout: found distances (skipping)");
e.skipCurrentElement();
}
else if (tag == "instrument") {
sl->name = e.attribute("name");
sl->abbrev = e.attribute("abbrev");
// elements name and abbrev overrule attributes name and abbrev
while (e.readNextStartElement()) {
const QStringRef& tag(e.name());
if (tag == "name")
sl->name = e.readElementText();
else if (tag == "abbrev")
sl->abbrev = e.readElementText();
else
e.unknown();
}
}
else if (tag == "sound") {
sl->sound = e.intAttribute("instr", 0);
sl->volume = e.intAttribute("volume", 0);
sl->transp = e.intAttribute("transpose", 0);
e.readNext();
}
else
e.unknown();
}
qDebug(" descr '%s' name '%s' abbrev '%s'",
qPrintable(sl->descr), qPrintable(sl->name), qPrintable(sl->abbrev));
qDebug(" sound %d vol %d transp %d", sl->sound, sl->volume, sl->transp);
qDebug("readCapxStaveLayout done");
}
//---------------------------------------------------------
// capxLayoutBrackets -- read the capx <brackets> element (when child of <layout)
//---------------------------------------------------------
static void capxLayoutBrackets(XmlReader& e, QList<CapBracket>& bracketList)
{
int i = 0; // bracket count
while (e.readNextStartElement()) {
if (e.name() == "bracket") {
CapBracket b;
b.from = e.intAttribute("from");
b.to = e.intAttribute("to");
b.curly = e.attribute("curly") == "true";
// qDebug("Bracket%d %d-%d curly %d", i, b.from, b.to, b.curly);
bracketList.append(b);
e.readNext();
++i;
}
else
e.unknown();
}
}
//---------------------------------------------------------
// capxLayoutDistances -- read the capx <Distances> element (when child of <layout)
//---------------------------------------------------------
static void capxLayoutDistances(XmlReader& e, double& smallLineDist, double& normalLineDist, int& topDist)
{
while (e.readNextStartElement()) {
const QStringRef& tag(e.name());
if (tag == "staffLines") {
smallLineDist = e.doubleAttribute("small");
normalLineDist = e.doubleAttribute("normal");
e.readNext();
}
else if (tag == "systems") {
topDist = e.intAttribute("top");
e.readNext();
}