LoweBowe/MuseScore
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity
MuseScore/libmscore/element.cpp
Werner Schweer 1f9ccfcdce add libmscore 
git-subtree-dir: libmscore
git-subtree-mainline: 412ca45401
git-subtree-split: 6047361bd0
2012-05-26 14:54:47 +02:00

1666 lines
52 KiB
C++
Raw Blame History

//=============================================================================
// MuseScore
// Music Composition & Notation
// $Id: element.cpp 5629 2012-05-15 12:38:33Z wschweer $
//
// 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
//=============================================================================
/**
\file
Implementation of Element, ElementList, StaffLines.
*/
#include "element.h"
#include "style.h"
#include "xml.h"
#include "score.h"
#include "staff.h"
#include "utils.h"
#include "sym.h"
#include "symbol.h"
#include "clef.h"
#include "volta.h"
#include "ottava.h"
#include "textline.h"
#include "trill.h"
#include "pedal.h"
#include "hairpin.h"
#include "keysig.h"
#include "timesig.h"
#include "barline.h"
#include "arpeggio.h"
#include "breath.h"
#include "bracket.h"
#include "chordrest.h"
#include "accidental.h"
#include "dynamic.h"
#include "text.h"
#include "note.h"
#include "tremolo.h"
#include "layoutbreak.h"
#include "repeat.h"
#include "page.h"
#include "system.h"
#include "stafftext.h"
#include "glissando.h"
#include "articulation.h"
#include "chord.h"
#include "spacer.h"
#include "tempotext.h"
#include "harmony.h"
#include "lyrics.h"
#include "rest.h"
#include "slur.h"
#include "measure.h"
#include "fret.h"
#include "staffstate.h"
#include "fingering.h"
#include "bend.h"
#include "tremolobar.h"
#include "chordline.h"
#include "undo.h"
#include "segment.h"
#include "box.h"
#include "instrchange.h"
#include "stafftype.h"
#include "stem.h"
#include "iname.h"
#include "mscore.h"
#include "icon.h"
#include "ossia.h"
#include "figuredbass.h"
#include "rehearsalmark.h"
#include "notedot.h"
extern bool showInvisible;
//
// list has to be synchronized with ElementType enum
//
static const char* elementNames[] = {
QT_TRANSLATE_NOOP("elementName", "invalid"),
QT_TRANSLATE_NOOP("elementName", "Symbol"),
QT_TRANSLATE_NOOP("elementName", "Text"),
QT_TRANSLATE_NOOP("elementName", "InstrumentName"),
QT_TRANSLATE_NOOP("elementName", "SlurSegment"),
QT_TRANSLATE_NOOP("elementName", "BarLine"),
QT_TRANSLATE_NOOP("elementName", "StemSlash"),
QT_TRANSLATE_NOOP("elementName", "Line"),
QT_TRANSLATE_NOOP("elementName", "Bracket"),
QT_TRANSLATE_NOOP("elementName", "Arpeggio"),
QT_TRANSLATE_NOOP("elementName", "Accidental"),
QT_TRANSLATE_NOOP("elementName", "Note"),
QT_TRANSLATE_NOOP("elementName", "Stem"), // 10
QT_TRANSLATE_NOOP("elementName", "Clef"),
QT_TRANSLATE_NOOP("elementName", "KeySig"),
QT_TRANSLATE_NOOP("elementName", "TimeSig"),
QT_TRANSLATE_NOOP("elementName", "Rest"),
QT_TRANSLATE_NOOP("elementName", "Breath"),
QT_TRANSLATE_NOOP("elementName", "Glissando"),
QT_TRANSLATE_NOOP("elementName", "RepeatMeasure"),
QT_TRANSLATE_NOOP("elementName", "Image"),
QT_TRANSLATE_NOOP("elementName", "Tie"),
QT_TRANSLATE_NOOP("elementName", "Articulation"), // 20
QT_TRANSLATE_NOOP("elementName", "ChordLine"),
QT_TRANSLATE_NOOP("elementName", "Dynamic"),
QT_TRANSLATE_NOOP("elementName", "Beam"),
QT_TRANSLATE_NOOP("elementName", "Hook"),
QT_TRANSLATE_NOOP("elementName", "Lyrics"),
QT_TRANSLATE_NOOP("elementName", "FiguredBass"),
QT_TRANSLATE_NOOP("elementName", "Marker"),
QT_TRANSLATE_NOOP("elementName", "Jump"),
QT_TRANSLATE_NOOP("elementName", "Fingering"),
QT_TRANSLATE_NOOP("elementName", "Tuplet"),
QT_TRANSLATE_NOOP("elementName", "Tempo"),
QT_TRANSLATE_NOOP("elementName", "StaffText"),
QT_TRANSLATE_NOOP("elementName", "RehearsalMark"),
QT_TRANSLATE_NOOP("elementName", "InstrumentChange"),
QT_TRANSLATE_NOOP("elementName", "Harmony"),
QT_TRANSLATE_NOOP("elementName", "FretDiagram"),
QT_TRANSLATE_NOOP("elementName", "Bend"),
QT_TRANSLATE_NOOP("elementName", "TremoloBar"),
QT_TRANSLATE_NOOP("elementName", "Volta"),
QT_TRANSLATE_NOOP("elementName", "HairpinSegment"),
QT_TRANSLATE_NOOP("elementName", "OttavaSegment"),
QT_TRANSLATE_NOOP("elementName", "TrillSegment"),
QT_TRANSLATE_NOOP("elementName", "TextLineSegment"),
QT_TRANSLATE_NOOP("elementName", "VoltaSegment"),
QT_TRANSLATE_NOOP("elementName", "LayoutBreak"),
QT_TRANSLATE_NOOP("elementName", "Spacer"),
QT_TRANSLATE_NOOP("elementName", "StaffState"),
QT_TRANSLATE_NOOP("elementName", "LedgerLine"),
QT_TRANSLATE_NOOP("elementName", "NoteHead"),
QT_TRANSLATE_NOOP("elementName", "NoteDot"),
QT_TRANSLATE_NOOP("elementName", "Tremolo"),
QT_TRANSLATE_NOOP("elementName", "Measure"),
QT_TRANSLATE_NOOP("elementName", "StaffLines"),
QT_TRANSLATE_NOOP("elementName", "Selection"),
QT_TRANSLATE_NOOP("elementName", "Lasso"),
QT_TRANSLATE_NOOP("elementName", "ShadowNote"),
QT_TRANSLATE_NOOP("elementName", "RubberBand"),
QT_TRANSLATE_NOOP("elementName", "TabDurationSymbol"),
QT_TRANSLATE_NOOP("elementName", "FSymbol"),
QT_TRANSLATE_NOOP("elementName", "Page"),
QT_TRANSLATE_NOOP("elementName", "HairPin"),
QT_TRANSLATE_NOOP("elementName", "Ottava"),
QT_TRANSLATE_NOOP("elementName", "Pedal"),
QT_TRANSLATE_NOOP("elementName", "Trill"),
QT_TRANSLATE_NOOP("elementName", "TextLine"),
QT_TRANSLATE_NOOP("elementName", "Segment"),
QT_TRANSLATE_NOOP("elementName", "System"),
QT_TRANSLATE_NOOP("elementName", "Compound"),
QT_TRANSLATE_NOOP("elementName", "Chord"),
QT_TRANSLATE_NOOP("elementName", "Slur"),
QT_TRANSLATE_NOOP("elementName", "Element"),
QT_TRANSLATE_NOOP("elementName", "ElementList"),
QT_TRANSLATE_NOOP("elementName", "StaffList"),
QT_TRANSLATE_NOOP("elementName", "MeasureList"),
QT_TRANSLATE_NOOP("elementName", "Layout"),
QT_TRANSLATE_NOOP("elementName", "HBox"),
QT_TRANSLATE_NOOP("elementName", "VBox"),
QT_TRANSLATE_NOOP("elementName", "TBox"),
QT_TRANSLATE_NOOP("elementName", "FBox"),
QT_TRANSLATE_NOOP("elementName", "AccidentalBracket"),
QT_TRANSLATE_NOOP("elementName", "Icon"),
QT_TRANSLATE_NOOP("elementName", "Ossia")
};
static bool defaultVisible = true;
static bool defaultSelected = false;
//---------------------------------------------------------
// DropData
//---------------------------------------------------------
DropData::DropData()
{
view = 0;
element = 0;
duration = Fraction(1,4);
modifiers = 0;
}
//---------------------------------------------------------
// propertyList
//---------------------------------------------------------
Property<Element> Element::propertyList[] = {
{ P_COLOR, &Element::pColor, &MScore::defaultColor },
{ P_VISIBLE, &Element::pVisible, &defaultVisible },
{ P_SELECTED, &Element::pSelected, &defaultSelected },
// not written:
{ P_USER_OFF, &Element::pUserOff, 0 },
{ P_END, 0, 0 }
};
//---------------------------------------------------------
// LinkedElements
//---------------------------------------------------------
LinkedElements::LinkedElements(Score* score)
{
_lid = score->linkId(); // create new unique id
}
LinkedElements::LinkedElements(Score* score, int id)
{
_lid = id;
score->linkId(id);
}
//---------------------------------------------------------
// setLid
//---------------------------------------------------------
void LinkedElements::setLid(Score* score, int id)
{
_lid = id;
score->linkId(id);
}
//---------------------------------------------------------
// spatiumChanged
//---------------------------------------------------------
void Element::spatiumChanged(qreal oldValue, qreal newValue)
{
_userOff *= (newValue / oldValue);
}
//---------------------------------------------------------
// spatium
//---------------------------------------------------------
qreal Element::spatium() const
{
Staff* s = staff();
qreal v = _score->spatium();
return s ? v * s->mag() : v;
}
//---------------------------------------------------------
// magS
//---------------------------------------------------------
qreal Element::magS() const
{
return _mag * (_score->spatium() /(MScore::DPI * SPATIUM20));
}
//---------------------------------------------------------
// name
//---------------------------------------------------------
const char* Element::name() const
{
return name(type());
}
//---------------------------------------------------------
// userName
//---------------------------------------------------------
QString Element::userName() const
{
return qApp->translate("elementName", name(type()));
}
//---------------------------------------------------------
// ~Element
//---------------------------------------------------------
Element::~Element()
{
if (_links) {
_links->removeOne(this);
if (_links->isEmpty()) {
//DEBUG:
score()->links().remove(_links->lid());
//
delete _links;
}
}
if (score()) {
foreach(Element* e, score()->selection().elements()) {
if (e == this) {
// if (MScore::debugMode)
qDebug("======~Element: %p still in selection! generated %d\n",
this, generated());
// if (MScore::debugMode)
// abort();
score()->deselect(this);
}
}
}
}
//---------------------------------------------------------
// Element
//---------------------------------------------------------
Element::Element(Score* s) :
_links(0),
_parent(0),
_selected(false),
_generated(false),
_visible(true),
_flags(ELEMENT_SELECTABLE),
_track(-1),
_color(MScore::defaultColor),
_mag(1.0),
_tag(1),
_score(s),
_mxmlOff(0),
itemDiscovered(0)
{
}
Element::Element(const Element& e)
{
_links = 0;
_parent = e._parent;
_selected = e._selected;
_generated = e._generated;
_visible = e._visible;
_flags = e._flags;
_track = e._track;
_color = e._color;
_mag = e._mag;
_pos = e._pos;
_userOff = e._userOff;
_readPos = e._readPos;
_score = e._score;
_mxmlOff = e._mxmlOff;
_bbox = e._bbox;
_tag = e._tag;
itemDiscovered = 0;
}
//---------------------------------------------------------
// linkTo
//---------------------------------------------------------
void Element::linkTo(Element* element)
{
Q_ASSERT(!_links || !element->links() | (_links == element->links()));
if (!_links) {
if (element->links()) {
_links = element->links();
Q_ASSERT(_links->contains(element));
}
else {
_links = new LinkedElements(score());
_links->append(element);
element->setLinks(_links);
}
_links->append(this);
}
else {
Q_ASSERT(_links->contains(this));
_links->append(element);
element->setLinks(_links);
}
}
//---------------------------------------------------------
// linkedClone
//---------------------------------------------------------
Element* Element::linkedClone()
{
Element* e = clone();
linkTo(e);
return e;
}
//---------------------------------------------------------
// linkList
//---------------------------------------------------------
QList<Element*> Element::linkList() const
{
QList<Element*> el;
if (links())
el.append(*links());
else
el.append((Element*)this);
return el;
}
//---------------------------------------------------------
// adjustReadPos
//---------------------------------------------------------
void Element::adjustReadPos()
{
if (!_readPos.isNull()) {
_userOff = _readPos - _pos;
_readPos = QPointF();
}
}
//---------------------------------------------------------
// scanElements
//---------------------------------------------------------
void Element::scanElements(void* data, void (*func)(void*, Element*), bool all)
{
if (all || _visible || score()->showInvisible())
func(data, this);
}
//---------------------------------------------------------
// toDefault
//---------------------------------------------------------
void Element::toDefault()
{
if (!_userOff.isNull())
score()->undoChangeUserOffset(this, QPointF());
}
//---------------------------------------------------------
// change
//---------------------------------------------------------
void Element::change(Element* o, Element* n)
{
remove(o);
add(n);
}
//---------------------------------------------------------
// staff
//---------------------------------------------------------
Staff* Element::staff() const
{
if (_track == -1)
return 0;
return score()->staff(staffIdx());
}
//---------------------------------------------------------
// curColor
//---------------------------------------------------------
QColor Element::curColor() const
{
// the default element color is always interpreted as black in
// printing
if (score() && score()->printing())
return (_color == MScore::defaultColor) ? Qt::black : _color;
if (flag(ELEMENT_DROP_TARGET))
return MScore::dropColor;
if (_selected) {
if (track() == -1)
return MScore::selectColor[0];
else
return MScore::selectColor[voice()];
}
if (!_visible)
return Qt::gray;
return _color;
}
//---------------------------------------------------------
// drag
//---------------------------------------------------------
/**
Return update Rect relative to canvas.
*/
QRectF Element::drag(const EditData& data)
{
QRectF r(canvasBoundingRect());
qreal x = data.pos.x();
qreal y = data.pos.y();
qreal _spatium = spatium();
if (data.hRaster) {
qreal hRaster = _spatium / MScore::hRaster();
int n = lrint(x / hRaster);
x = hRaster * n;
}
if (data.vRaster) {
qreal vRaster = _spatium / MScore::vRaster();
int n = lrint(y / vRaster);
y = vRaster * n;
}
setUserOff(QPointF(x, y));
return canvasBoundingRect() | r;
}
//---------------------------------------------------------
// pagePos
// return position in canvas coordinates
//---------------------------------------------------------
QPointF Element::pagePos() const
{
QPointF p(pos());
if (parent() == 0)
return p;
if (_flags & ELEMENT_ON_STAFF) {
System* system = static_cast<Segment*>(parent())->measure()->system();
if (system) {
int si = staffIdx();
if (type() == CHORD || type() == REST)
si += static_cast<const ChordRest*>(this)->staffMove();
p.ry() += system->staff(si)->y() + system->y();
}
p.rx() = pageX();
}
else {
if (parent() && parent()->parent())
p += parent()->pagePos();
}
return p;
}
//---------------------------------------------------------
// canvasPos
//---------------------------------------------------------
QPointF Element::canvasPos() const
{
QPointF p(pos());
if (parent() == 0)
return p;
if (_flags & ELEMENT_ON_STAFF) {
System* system = static_cast<Segment*>(parent())->measure()->system();
if (system) {
int si = staffIdx();
if (type() == CHORD || type() == REST)
si += static_cast<const ChordRest*>(this)->staffMove();
p.ry() += system->staff(si)->y() + system->y();
Page* page = system->page();
if (page)
p.ry() += page->y();
}
p.rx() = canvasX();
}
else {
if (parent())
p += parent()->canvasPos();
}
return p;
}
//---------------------------------------------------------
// pageX
//---------------------------------------------------------
qreal Element::pageX() const
{
qreal xp = x();
for (Element* e = parent(); e && e->parent(); e = e->parent())
xp += e->x();
return xp;
}
//---------------------------------------------------------
// canvasX
//---------------------------------------------------------
qreal Element::canvasX() const
{
qreal xp = x();
for (Element* e = parent(); e; e = e->parent())
xp += e->x();
return xp;
}
//---------------------------------------------------------
// contains
//---------------------------------------------------------
/**
Return true if \a p is inside the shape of the object.
Note: \a p is in page coordinates
*/
bool Element::contains(const QPointF& p) const
{
return shape().contains(p - pagePos());
}
//---------------------------------------------------------
// shape
//---------------------------------------------------------
/**
Returns the shape of this element as a QPainterPath in local
coordinates. The shape is used for collision detection and
hit tests (contains())
The default implementation calls bbox() to return a simple rectangular
shape, but subclasses can reimplement this function to return a more
accurate shape for non-rectangular elements.
*/
QPainterPath Element::shape() const
{
QPainterPath pp;
pp.addRect(bbox());
return pp;
}
//---------------------------------------------------------
// intersects
//---------------------------------------------------------
/**
Return true if \a rr intersects bounding box of object.
Note: \a rr is in page coordinates
*/
bool Element::intersects(const QRectF& rr) const
{
return shape().intersects(rr.translated(-pagePos()));
}
//---------------------------------------------------------
// writeProperties
//---------------------------------------------------------
void Element::writeProperties(Xml& xml) const
{
if (_links && (_links->size() > 1))
xml.tag("lid", _links->lid());
if (!userOff().isNull()) {
if (type() == VOLTA_SEGMENT)
xml.tag("offset", userOff() / spatium());
else
xml.tag("pos", pos() / spatium());
}
if ((track() != xml.curTrack) && (track() != -1)) {
int t;
t = track() + xml.trackDiff;
xml.tag("track", t);
}
if (_tag != 0x1) {
for (int i = 1; i < MAX_TAGS; i++) {
if (_tag == ((unsigned)1 << i)) {
xml.tag("tag", score()->layerTags()[i]);
break;
}
}
}
if (color() != Qt::black)
xml.tag("color", color());
if (!visible())
xml.tag("visible", visible());
}
//---------------------------------------------------------
// readProperties
//---------------------------------------------------------
bool Element::readProperties(const QDomElement& e)
{
const QString& tag(e.tagName());
const QString& val(e.text());
if (setProperty(tag, e))
;
else if (tag == "lid") {
_links = score()->links().value(val.toInt());
if (!_links) {
int i = val.toInt();
if (score()->parentScore()) // DEBUG
qDebug("---link %d not found (%d)\n", i, score()->links().size());
_links = new LinkedElements(score(), i);
score()->links().insert(i, _links);
}
_links->append(this);
}
else if (tag == "tick")
score()->curTick = score()->fileDivision(val.toInt());
else if (tag == "offset") { // ??obsolete -> used for volta
qreal _spatium = spatium();
QPointF pt(readPoint(e) * _spatium);
setUserOff(pt);
_readPos = QPointF();
}
else if (tag == "pos") {
qreal _spatium = spatium();
setUserOff(QPointF());
_readPos = readPoint(e) * _spatium;
}
else if (tag == "voice")
setTrack((_track/VOICES)*VOICES + val.toInt());
else if (tag == "track")
setTrack(val.toInt());
/* else if (tag == "systemFlag") {
int i = val.toInt();
setFlag(ELEMENT_SYSTEM_FLAG, i);
if (i)
_track = 0;
}
*/
else if (tag == "tag") {
for (int i = 1; i < MAX_TAGS; i++) {
if (score()->layerTags()[i] == val) {
_tag = 1 << i;
break;
}
}
}
else
return false;
return true;
}
//---------------------------------------------------------
// write
//---------------------------------------------------------
void Element::write(Xml& xml) const
{
xml.stag(name());
Element::writeProperties(xml);
xml.etag();
}
//---------------------------------------------------------
// read
//---------------------------------------------------------
void Element::read(const QDomElement& de)
{
for (QDomElement e = de.firstChildElement(); !e.isNull(); e = e.nextSiblingElement()) {
if (!Element::readProperties(e))
domError(e);
}
}
//---------------------------------------------------------
// remove
//---------------------------------------------------------
/**
Remove \a el from the list. Return true on success.
*/
bool ElementList::remove(Element* el)
{
int idx = indexOf(el);
if (idx == -1)
return false;
removeAt(idx);
return true;
}
//---------------------------------------------------------
// replace
//---------------------------------------------------------
void ElementList::replace(Element* o, Element* n)
{
int idx = indexOf(o);
if (idx == -1) {
qDebug("ElementList::replace: element not found\n");
return;
}
QList<Element*>::replace(idx, n);
}
//---------------------------------------------------------
// write
//---------------------------------------------------------
void ElementList::write(Xml& xml) const
{
for (ciElement ie = begin(); ie != end(); ++ie)
(*ie)->write(xml);
}
//---------------------------------------------------------
// StaffLines
//---------------------------------------------------------
StaffLines::StaffLines(Score* s)
: Element(s)
{
setWidth(1.0); // dummy
lines = 5;
setSelectable(false);
}
//---------------------------------------------------------
// pagePos
//---------------------------------------------------------
QPointF StaffLines::pagePos() const
{
System* system = measure()->system();
return QPointF(measure()->x() + system->x(),
system->staff(staffIdx())->y() + system->y());
}
//---------------------------------------------------------
// layout
//---------------------------------------------------------
void StaffLines::layout()
{
StaffType* st = staff() ? staff()->staffType() : 0;
qreal _spatium = spatium();
if (st) {
dist = st->lineDistance().val() * _spatium;
lines = st->lines();
}
else {
dist = _spatium;
lines = 5;
}
// qDebug("StaffLines::layout:: dist %f st %p\n", dist, st);
lw = score()->styleS(ST_staffLineWidth).val() * _spatium;
qreal w = width();
switch (lines) {
case 0:
setbbox(QRectF(0.0, - 2.0 * dist - lw*.5, w, 4 * dist + lw));
break;
case 1:
setbbox(QRectF(0.0, -lw*.5, w, lw));
break;
case 2:
setbbox(QRectF(0.0, -lw*.5, w, lines * dist + lw));
break;
default:
setbbox(QRectF(0.0, -lw*.5, w, lines * dist + lw));
break;
}
}
//---------------------------------------------------------
// draw
//---------------------------------------------------------
void StaffLines::draw(QPainter* painter) const
{
QPointF _pos(0.0, 0.0);
qreal x1 = _pos.x();
qreal x2 = x1 + width();
QVector<QLineF> ll(lines);
qreal y = _pos.y();
for (int i = 0; i < lines; ++i) {
ll[i].setLine(x1, y, x2, y);
y += dist;
}
if (MScore::debugMode) {
painter->setPen(QPen(Qt::lightGray, lw, Qt::SolidLine, Qt::FlatCap));
y = _pos.y() - 3 * dist;
painter->drawLine(QLineF(x1, y, x2, y));
y = _pos.y() - 2 * dist;
painter->drawLine(QLineF(x1, y, x2, y));
y = _pos.y() - dist;
painter->drawLine(QLineF(x1, y, x2, y));
y = _pos.y() + lines * dist;
painter->drawLine(QLineF(x1, y, x2, y));
y = _pos.y() + (lines+1) * dist;
painter->drawLine(QLineF(x1, y, x2, y));
y = _pos.y() + (lines+2) * dist;
painter->drawLine(QLineF(x1, y, x2, y));
}
painter->setPen(QPen(curColor(), lw, Qt::SolidLine, Qt::FlatCap));
painter->drawLines(ll);
}
//---------------------------------------------------------
// y1
//---------------------------------------------------------
qreal StaffLines::y1() const
{
System* system = measure()->system();
if (system == 0)
return 0.0;
qreal y = system->staff(staffIdx())->y() + ipos().y();
switch (lines) {
case 1:
return y - spatium();
default:
return y;
}
}
//---------------------------------------------------------
// y2
//---------------------------------------------------------
qreal StaffLines::y2() const
{
System* system = measure()->system();
if (system == 0)
return 0.0;
qreal y = system->staff(staffIdx())->y() + ipos().y();
switch (lines) {
case 1:
return y + spatium();
default:
return y + (lines - 1) * dist;
}
}
//---------------------------------------------------------
// Line
//---------------------------------------------------------
Line::Line(Score* s, bool v)
: Element(s)
{
vertical = v;
}
//---------------------------------------------------------
// dump
//---------------------------------------------------------
void Line::dump() const
{
qDebug(" width:%g height:%g vert:%d\n", point(_width), point(_len), vertical);
}
//---------------------------------------------------------
// setLen
//---------------------------------------------------------
void Line::setLen(Spatium l)
{
_len = l;
}
//---------------------------------------------------------
// setLineWidth
//---------------------------------------------------------
void Line::setLineWidth(Spatium w)
{
_width = w;
}
//---------------------------------------------------------
// layout
//---------------------------------------------------------
void Line::layout()
{
qreal sp = spatium();
qreal w = _width.val() * sp;
qreal l = _len.val() * sp;
qreal w2 = w * .5;
if (vertical)
setbbox(QRectF(-w2, -w2, w, l + w));
else
setbbox(QRectF(-w2, -w2, l + w, w));
}
//---------------------------------------------------------
// draw
//---------------------------------------------------------
void Line::draw(QPainter* painter) const
{
qreal sp = spatium();
painter->setPen(QPen(curColor(), _width.val() * sp));
qreal l = _len.val() * sp;
if (vertical)
painter->drawLine(QLineF(0.0, 0.0, 0.0, l));
else
painter->drawLine(QLineF(0.0, 0.0, l, 0.0));
}
//---------------------------------------------------------
// writeProperties
//---------------------------------------------------------
void Line::writeProperties(Xml& xml) const
{
xml.tag("lineWidth", _width.val());
xml.tag("lineLen", _len.val());
if (!vertical)
xml.tag("vertical", vertical);
}
//---------------------------------------------------------
// readProperties
//---------------------------------------------------------
bool Line::readProperties(const QDomElement& e)
{
const QString& tag(e.tagName());
const QString& val(e.text());
if (tag == "lineWidth")
_width = Spatium(val.toDouble());
else if (tag == "lineLen")
_len = Spatium(val.toDouble());
else if (tag == "vertical")
vertical = val.toInt();
else
return false;
return true;
}
//---------------------------------------------------------
// Compound
//---------------------------------------------------------
Compound::Compound(Score* s)
: Element(s)
{
}
Compound::Compound(const Compound& c)
: Element(c)
{
elemente.clear();
foreach(Element* e, c.elemente)
elemente.append(e->clone());
}
//---------------------------------------------------------
// draw
//---------------------------------------------------------
void Compound::draw(QPainter* painter) const
{
foreach(Element* e, elemente) {
QPointF pt(e->pos());
painter->translate(pt);
e->draw(painter);
painter->translate(-pt);
}
}
//---------------------------------------------------------
// addElement
//---------------------------------------------------------
/**
offset \a x and \a y are in Point units
*/
void Compound::addElement(Element* e, qreal x, qreal y)
{
e->setPos(x, y);
e->setParent(this);
elemente.push_back(e);
}
//---------------------------------------------------------
// layout
//---------------------------------------------------------
void Compound::layout()
{
setbbox(QRectF());
for (iElement i = elemente.begin(); i != elemente.end(); ++i) {
Element* e = *i;
e->layout();
addbbox(e->bbox().translated(e->pos()));
}
}
//---------------------------------------------------------
// setSelected
//---------------------------------------------------------
void Compound::setSelected(bool f)
{
Element::setSelected(f);
for (ciElement i = elemente.begin(); i != elemente.end(); ++i)
(*i)->setSelected(f);
}
//---------------------------------------------------------
// setVisible
//---------------------------------------------------------
void Compound::setVisible(bool f)
{
Element::setVisible(f);
for (ciElement i = elemente.begin(); i != elemente.end(); ++i)
(*i)->setVisible(f);
}
//---------------------------------------------------------
// clear
//---------------------------------------------------------
void Compound::clear()
{
foreach(Element* e, elemente) {
if (e->selected())
score()->deselect(e);
delete e;
}
elemente.clear();
}
//---------------------------------------------------------
// dump
//---------------------------------------------------------
void Element::dump() const
{
qDebug("---Element: %s, pos(%4.2f,%4.2f)\n"
" bbox(%g,%g,%g,%g)\n"
" abox(%g,%g,%g,%g)\n"
" parent: %p\n",
name(), ipos().x(), ipos().y(),
_bbox.x(), _bbox.y(), _bbox.width(), _bbox.height(),
abbox().x(), abbox().y(), abbox().width(), abbox().height(),
parent());
}
//---------------------------------------------------------
// RubberBand::draw
//---------------------------------------------------------
void RubberBand::draw(QPainter* painter) const
{
if (!showRubberBand)
return;
painter->setPen(Qt::red);
painter->drawLine(QLineF(_p1.x(), _p1.y(), _p2.x(), _p2.y()));
}
//---------------------------------------------------------
// mimeData
//---------------------------------------------------------
QByteArray Element::mimeData(const QPointF& dragOffset) const
{
QBuffer buffer;
buffer.open(QIODevice::WriteOnly);
Xml xml(&buffer);
xml.clipboardmode = true;
xml.stag("Element");
if (type() == NOTE)
xml.fTag("duration", static_cast<const Note*>(this)->chord()->duration());
if (!dragOffset.isNull())
xml.tag("dragOffset", dragOffset);
write(xml);
xml.etag();
buffer.close();
return buffer.buffer();
}
//---------------------------------------------------------
// readType
// return new position of QDomElement in e
//---------------------------------------------------------
ElementType Element::readType(QDomElement& e, QPointF* dragOffset, Fraction* duration)
{
ElementType type = INVALID;
for (e = e.firstChildElement(); !e.isNull(); e = e.nextSiblingElement()) {
if (e.tagName() == "dragOffset")
*dragOffset = readPoint(e);
else if (e.tagName() == "duration")
*duration = readFraction(e);
else if ((type = name2type(e.tagName())) == INVALID) {
domError(e);
break;
}
if (type != INVALID)
break;
}
return type;
}
//---------------------------------------------------------
// editDrag
//---------------------------------------------------------
void Element::editDrag(const EditData& ed)
{
score()->addRefresh(abbox());
setUserOff(userOff() + ed.delta);
score()->addRefresh(abbox());
}
//---------------------------------------------------------
// edit
// return true if event is accepted
//---------------------------------------------------------
bool Element::edit(MuseScoreView*, int, int key, Qt::KeyboardModifiers, const QString&)
{
if (key == Qt::Key_Home) {
setUserOff(QPoint());
return true;
}
return false;
}
//---------------------------------------------------------
// add
//---------------------------------------------------------
void Element::add(Element* e)
{
qDebug("Element: cannot add %s to %s\n", e->name(), name());
}
//---------------------------------------------------------
// remove
//---------------------------------------------------------
void Element::remove(Element* e)
{
qDebug("Element: cannot remove %s from %s\n", e->name(), name());
abort();
}
//---------------------------------------------------------
// create
// Element factory
//---------------------------------------------------------
Element* Element::create(ElementType type, Score* score)
{
switch(type) {
case VOLTA: return new Volta(score);
case OTTAVA: return new Ottava(score);
case TEXTLINE: return new TextLine(score);
case TRILL: return new Trill(score);
case PEDAL: return new Pedal(score);
case HAIRPIN: return new Hairpin(score);
case CLEF: return new Clef(score);
case KEYSIG: return new KeySig(score);
case TIMESIG: return new TimeSig(score);
case BAR_LINE: return new BarLine(score);
case ARPEGGIO: return new Arpeggio(score);
case BREATH: return new Breath(score);
case GLISSANDO: return new Glissando(score);
case BRACKET: return new Bracket(score);
case ARTICULATION: return new Articulation(score);
case CHORDLINE: return new ChordLine(score);
case ACCIDENTAL: return new Accidental(score);
case DYNAMIC: return new Dynamic(score);
case TEXT: return new Text(score);
case INSTRUMENT_NAME: return new InstrumentName(score);
case STAFF_TEXT: return new StaffText(score);
case REHEARSAL_MARK: return new RehearsalMark(score);
case INSTRUMENT_CHANGE: return new InstrumentChange(score);
case NOTEHEAD: return new NoteHead(score);
case NOTEDOT: return new NoteDot(score);
case TREMOLO: return new Tremolo(score);
case LAYOUT_BREAK: return new LayoutBreak(score);
case MARKER: return new Marker(score);
case JUMP: return new Jump(score);
case REPEAT_MEASURE: return new RepeatMeasure(score);
case ICON: return new Icon(score);
case NOTE: return new Note(score);
case SYMBOL: return new Symbol(score);
case FSYMBOL: return new FSymbol(score);
case CHORD: return new Chord(score);
case REST: return new Rest(score);
case SPACER: return new Spacer(score);
case STAFF_STATE: return new StaffState(score);
case TEMPO_TEXT: return new TempoText(score);
case HARMONY: return new Harmony(score);
case FRET_DIAGRAM: return new FretDiagram(score);
case BEND: return new Bend(score);
case TREMOLOBAR: return new TremoloBar(score);
case LYRICS: return new Lyrics(score);
case FIGURED_BASS: return new FiguredBass(score);
case STEM: return new Stem(score);
case SLUR: return new Slur(score);
case ACCIDENTAL_BRACKET: return new AccidentalBracket(score);
case FINGERING: return new Fingering(score);
case HBOX: return new HBox(score);
case VBOX: return new VBox(score);
case TBOX: return new TBox(score);
case FBOX: return new FBox(score);
case MEASURE: return new Measure(score);
case TAB_DURATION_SYMBOL: return new TabDurationSymbol(score);
case OSSIA: return new Ossia(score);
case TEXTLINE_SEGMENT: // return new TextLineSegment(score);
case SLUR_SEGMENT:
case STEM_SLASH:
case LINE:
case IMAGE:
case TIE:
case PAGE:
case BEAM:
case HOOK:
case TUPLET:
case HAIRPIN_SEGMENT:
case OTTAVA_SEGMENT:
case TRILL_SEGMENT:
case VOLTA_SEGMENT:
case LEDGER_LINE:
case STAFF_LINES:
case SELECTION:
case LASSO:
case SHADOW_NOTE:
case RUBBERBAND:
case SEGMENT:
case SYSTEM:
case COMPOUND:
case ELEMENT:
case ELEMENT_LIST:
case STAFF_LIST:
case MEASURE_LIST:
case LAYOUT:
case MAXTYPE:
case INVALID: break;
}
qDebug("cannot create type <%s>\n", Element::name(type));
return 0;
}
//---------------------------------------------------------
// name
//---------------------------------------------------------
const char* Element::name(ElementType type)
{
switch(type) {
case SYMBOL: return "Symbol";
case FSYMBOL: return "FSymbol";
case TEXT: return "Text";
case INSTRUMENT_NAME: return "InstrumentName";
case SLUR_SEGMENT: return "SlurSegment";
case BAR_LINE: return "BarLine";
case STEM_SLASH: return "StemSlash";
case LINE: return "Line";
case BRACKET: return "Bracket";
case ARPEGGIO: return "Arpeggio";
case ACCIDENTAL: return "Accidental";
case NOTE: return "Note";
case STEM: return "Stem";
case CLEF: return "Clef";
case KEYSIG: return "KeySig";
case TIMESIG: return "TimeSig";
case REST: return "Rest";
case BREATH: return "Breath";
case GLISSANDO: return "Glissando";
case REPEAT_MEASURE: return "RepeatMeasure";
case IMAGE: return "Image";
case TIE: return "Tie";
case ARTICULATION: return "Articulation";
case CHORDLINE: return "ChordLine";
case DYNAMIC: return "Dynamic";
case PAGE: return "Page";
case BEAM: return "Beam";
case HOOK: return "Hook";
case LYRICS: return "Lyrics";
case FIGURED_BASS: return "FiguredBass";
case MARKER: return "Marker";
case JUMP: return "Jump";
case FINGERING: return "Fingering";
case TUPLET: return "Tuplet";
case TEMPO_TEXT: return "Tempo";
case STAFF_TEXT: return "StaffText";
case REHEARSAL_MARK: return "RehearsalMark";
case INSTRUMENT_CHANGE: return "InstrumentChange";
case HARMONY: return "Harmony";
case FRET_DIAGRAM: return "FretDiagram";
case BEND: return "Bend";
case TREMOLOBAR: return "TremoloBar";
case VOLTA: return "Volta";
case HAIRPIN_SEGMENT: return "HairpinSegment";
case OTTAVA_SEGMENT: return "OttavaSegment";
case TRILL_SEGMENT: return "TrillSegment";
case TEXTLINE_SEGMENT: return "TextLineSegment";
case VOLTA_SEGMENT: return "VoltaSegment";
case LAYOUT_BREAK: return "LayoutBreak";
case SPACER: return "Spacer";
case STAFF_STATE: return "StaffState";
case LEDGER_LINE: return "LedgerLine";
case NOTEHEAD: return "NoteHead";
case NOTEDOT: return "NoteDot";
case TREMOLO: return "Tremolo";
case MEASURE: return "Measure";
case STAFF_LINES: return "StaffLines";
case SELECTION: return "Selection";
case LASSO: return "Lasso";
case SHADOW_NOTE: return "ShadowNote";
case RUBBERBAND: return "RubberBand";
case HAIRPIN: return "HairPin";
case OTTAVA: return "Ottava";
case PEDAL: return "Pedal";
case TRILL: return "Trill";
case TEXTLINE: return "TextLine";
case SEGMENT: return "Segment";
case SYSTEM: return "System";
case COMPOUND: return "Compound";
case CHORD: return "Chord";
case SLUR: return "Slur";
case ELEMENT: return "Element";
case ELEMENT_LIST: return "ElementList";
case STAFF_LIST: return "StaffList";
case MEASURE_LIST: return "MeasureList";
case LAYOUT: return "Layout";
case HBOX: return "HBox";
case VBOX: return "VBox";
case TBOX: return "TBox";
case FBOX: return "FBox";
case ICON: return "Icon";
case OSSIA: return "Ossia";
case ACCIDENTAL_BRACKET: return "AccidentalBracket";
case TAB_DURATION_SYMBOL: return "TabDurationSymbol";
case INVALID:
case MAXTYPE:
break;
}
return "??";
}
//---------------------------------------------------------
// name2type
//---------------------------------------------------------
ElementType Element::name2type(const QString& s)
{
for (int i = 0; i < MAXTYPE; ++i) {
if (s == elementNames[i])
return ElementType(i);
}
qDebug("name2type: invalid type <%s>\n", qPrintable(s));
return INVALID;
}
//---------------------------------------------------------
// name2Element
//---------------------------------------------------------
Element* Element::name2Element(const QString& s, Score* sc)
{
ElementType type = Element::name2type(s);
if (type == INVALID)
return 0;
return Element::create(type, sc);
}
//---------------------------------------------------------
// elementLessThan
//---------------------------------------------------------
bool elementLessThan(const Element* const e1, const Element* const e2)
{
return e1->z() > e2->z();
}
//---------------------------------------------------------
// getGrip
//---------------------------------------------------------
QPointF Element::getGrip(int) const
{
qreal _spatium = score()->spatium();
return QPointF(userOff().x() / _spatium, userOff().y() / _spatium);
}
//---------------------------------------------------------
// setGrip
//---------------------------------------------------------
void Element::setGrip(int, const QPointF& pt)
{
qreal _spatium = score()->spatium();
setUserOff(QPointF(pt.x() * _spatium, pt.y() * _spatium));
}
//---------------------------------------------------------
// collectElements
//---------------------------------------------------------
void collectElements(void* data, Element* e)
{
QList<Element*>* el = static_cast<QList<Element*>*>(data);
el->append(e);
}
//---------------------------------------------------------
// Space::operator+=
//---------------------------------------------------------
Space& Space::operator+=(const Space& s)
{
_lw += s._lw;
_rw += s._rw;
return *this;
}
//---------------------------------------------------------
// property
//---------------------------------------------------------
Property<Element>* Element::property(P_ID id) const
{
for (int i = 0;; ++i) {
if (propertyList[i].id == P_END)
break;
if (propertyList[i].id == id)
return &propertyList[i];
}
return 0;
}
//---------------------------------------------------------
// getProperty
//---------------------------------------------------------
QVariant Element::getProperty(P_ID propertyId) const
{
Property<Element>* p = property(propertyId);
if (p)
return getVariant(propertyId, ((*(Element*)this).*(p->data))());
return QVariant();
}
//---------------------------------------------------------
// setProperty
//---------------------------------------------------------
bool Element::setProperty(P_ID propertyId, const QVariant& v)
{
Property<Element>* p = property(propertyId);
if (p) {
setVariant(propertyId, ((*this).*(p->data))(), v);
setGenerated(false);
score()->addRefresh(canvasBoundingRect());
return true;
}
qDebug("Element::setProperty: unknown id %d, data <%s>", propertyId, qPrintable(v.toString()));
abort();
return false;
}
bool Element::setProperty(const QString& name, const QDomElement& e)
{
for (int i = 0;; ++i) {
P_ID id = propertyList[i].id;
if (id == P_END)
break;
if (propertyName(id) == name) {
QVariant v = ::getProperty(id, e);
setVariant(id, ((*this).*(propertyList[i].data))(), v);
setGenerated(false);
score()->addRefresh(canvasBoundingRect());
return true;
}
}
return false;
}
//---------------------------------------------------------
// setVariant
//---------------------------------------------------------
void Element::setVariant(P_ID id, void* data, const QVariant& value)
{
if (id == P_VISIBLE) {
setVisible(value.toBool());
return;
}
switch(propertyType(id)) {
case T_BOOL:
*(bool*)data = value.toBool();
break;
case T_SUBTYPE:
case T_INT:
*(int*)data = value.toInt();
break;
case T_SREAL:
*(qreal*)data = value.toDouble() * spatium();
break;
case T_REAL:
*(qreal*)data = value.toDouble();
break;
case T_FRACTION:
*(Fraction*)data = value.value<Fraction>();
break;
case T_SCALE:
case T_POINT:
*(QPointF*)data = value.toPointF();
break;
case T_SIZE:
*(QSizeF*)data = value.toSizeF();
break;
case T_COLOR:
*(QColor*)data = value.value<QColor>();
break;
case T_DIRECTION:
case T_DIRECTION_H:
case T_LAYOUT_BREAK:
case T_VALUE_TYPE:
case T_BEAM_MODE:
*(int*)data = value.toInt();
break;
}
}
//---------------------------------------------------------
// getVariant
// Return QVariant from void* to property.
// The external representation of the property is
// returned, suitable for writing to xml.
//---------------------------------------------------------
QVariant Element::getVariant(P_ID id, void* data) const
{
if (data) {
switch(propertyType(id)) {
case T_BOOL:
return QVariant(*(bool*)data);
case T_SUBTYPE:
case T_INT:
case T_DIRECTION:
case T_DIRECTION_H:
case T_LAYOUT_BREAK:
case T_VALUE_TYPE:
case T_BEAM_MODE:
return QVariant(*(int*)data);
case T_FRACTION:
return QVariant::fromValue(*(Fraction*)data);
case T_SREAL:
return QVariant((*(qreal*)data) / spatium());
case T_REAL:
return QVariant(*(qreal*)data);
case T_COLOR:
return QVariant(*(QColor*)data);
case T_POINT:
case T_SCALE:
return QVariant(*(QPointF*)data);
case T_SIZE:
return QVariant(*(QSizeF*)data);
}
}
return QVariant();
}
Reference in a new issue View git blame Copy permalink