288 lines
9.2 KiB
C++
288 lines
9.2 KiB
C++
//=============================================================================
|
|
// MuseScore
|
|
// Music Composition & Notation
|
|
//
|
|
// Copyright (C) 2010-2011 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 "bend.h"
|
|
#include "score.h"
|
|
#include "undo.h"
|
|
#include "staff.h"
|
|
#include "chord.h"
|
|
#include "note.h"
|
|
#include "xml.h"
|
|
|
|
namespace Ms {
|
|
|
|
//---------------------------------------------------------
|
|
// label
|
|
//---------------------------------------------------------
|
|
|
|
static const char* label[] = {
|
|
"", "1/4", "1/2", "3/4", "full",
|
|
"1 1/4", "1 1/2", "1 3/4", "2",
|
|
"2 1/4", "2 1/2", "2 3/4", "3"
|
|
};
|
|
|
|
//---------------------------------------------------------
|
|
// Bend
|
|
//---------------------------------------------------------
|
|
|
|
Bend::Bend(Score* s)
|
|
: Element(s)
|
|
{
|
|
setFlags(ElementFlag::MOVABLE | ElementFlag::SELECTABLE);
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// layout
|
|
//---------------------------------------------------------
|
|
|
|
void Bend::layout()
|
|
{
|
|
// during mtest, there may be no score. If so, exit.
|
|
if (!score())
|
|
return;
|
|
|
|
qreal _spatium = spatium();
|
|
|
|
if (staff() && !staff()->isTabStaff()) {
|
|
setbbox(QRectF());
|
|
if (!parent()) {
|
|
noteWidth = -_spatium*2;
|
|
notePos = QPointF(0.0, _spatium*3);
|
|
}
|
|
}
|
|
|
|
_lw = _spatium * 0.15;
|
|
Note* note = static_cast<Note*>(parent());
|
|
if (note == 0) {
|
|
noteWidth = 0.0;
|
|
notePos = QPointF();
|
|
}
|
|
else {
|
|
notePos = note->pos();
|
|
noteWidth = note->width();
|
|
}
|
|
QRectF bb;
|
|
|
|
const TextStyle* st = &score()->textStyle(TextStyleType::BENCH);
|
|
QFont f = st->fontPx(_spatium);
|
|
QFontMetricsF fm(f);
|
|
|
|
int n = _points.size();
|
|
qreal x = noteWidth;
|
|
qreal y = -_spatium * .8;
|
|
qreal x2, y2;
|
|
|
|
qreal aw = _spatium * .5;
|
|
QPolygonF arrowUp;
|
|
arrowUp << QPointF(0, 0) << QPointF(aw*.5, aw) << QPointF(-aw*.5, aw);
|
|
QPolygonF arrowDown;
|
|
arrowDown << QPointF(0, 0) << QPointF(aw*.5, -aw) << QPointF(-aw*.5, -aw);
|
|
|
|
for (int pt = 0; pt < n; ++pt) {
|
|
if (pt == (n-1))
|
|
break;
|
|
int pitch = _points[pt].pitch;
|
|
if (pt == 0 && pitch) {
|
|
y2 = -notePos.y() -_spatium * 2;
|
|
x2 = x;
|
|
bb |= QRectF(x, y, x2-x, y2-y);
|
|
|
|
bb |= arrowUp.translated(x2, y2 + _spatium * .2).boundingRect();
|
|
|
|
int idx = (pitch + 12)/25;
|
|
const char* l = label[idx];
|
|
bb |= fm.boundingRect(QRectF(x2, y2, 0, 0),
|
|
Qt::AlignHCenter | Qt::AlignBottom | Qt::TextDontClip, QString(l));
|
|
y = y2;
|
|
}
|
|
if (pitch == _points[pt+1].pitch) {
|
|
if (pt == (n-2))
|
|
break;
|
|
x2 = x + _spatium;
|
|
y2 = y;
|
|
bb |= QRectF(x, y, x2-x, y2-y);
|
|
}
|
|
else if (pitch < _points[pt+1].pitch) {
|
|
// up
|
|
x2 = x + _spatium*.5;
|
|
y2 = -notePos.y() -_spatium * 2;
|
|
qreal dx = x2 - x;
|
|
qreal dy = y2 - y;
|
|
|
|
QPainterPath path;
|
|
path.moveTo(x, y);
|
|
path.cubicTo(x+dx/2, y, x2, y+dy/4, x2, y2);
|
|
bb |= path.boundingRect();
|
|
|
|
bb |= arrowUp.translated(x2, y2 + _spatium * .2).boundingRect();
|
|
|
|
int idx = (_points[pt+1].pitch + 12)/25;
|
|
const char* l = label[idx];
|
|
QRectF r;
|
|
bb |= fm.boundingRect(QRectF(x2, y2, 0, 0),
|
|
Qt::AlignHCenter | Qt::AlignBottom | Qt::TextDontClip, QString(l));
|
|
}
|
|
else {
|
|
// down
|
|
x2 = x + _spatium*.5;
|
|
y2 = y + _spatium * 3;
|
|
qreal dx = x2 - x;
|
|
qreal dy = y2 - y;
|
|
|
|
QPainterPath path;
|
|
path.moveTo(x, y);
|
|
path.cubicTo(x+dx/2, y, x2, y+dy/4, x2, y2);
|
|
bb |= path.boundingRect();
|
|
|
|
bb |= arrowDown.translated(x2, y2 - _spatium * .2).boundingRect();
|
|
}
|
|
x = x2;
|
|
y = y2;
|
|
}
|
|
bb.adjust(-_lw, -_lw, _lw, _lw);
|
|
setbbox(bb);
|
|
setPos(0.0, 0.0);
|
|
adjustReadPos();
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// draw
|
|
//---------------------------------------------------------
|
|
|
|
void Bend::draw(QPainter* painter) const
|
|
{
|
|
if (staff() && !staff()->isTabStaff())
|
|
return;
|
|
QPen pen(curColor(), _lw, Qt::SolidLine, Qt::RoundCap, Qt::RoundJoin);
|
|
painter->setPen(pen);
|
|
painter->setBrush(QBrush(Qt::black));
|
|
|
|
qreal _spatium = spatium();
|
|
const TextStyle* st = &score()->textStyle(TextStyleType::BENCH);
|
|
QFont f = st->fontPx(_spatium);
|
|
painter->setFont(f);
|
|
|
|
int n = _points.size();
|
|
qreal x = noteWidth;
|
|
qreal y = -_spatium * .8;
|
|
qreal x2, y2;
|
|
|
|
qreal aw = _spatium * .5;
|
|
QPolygonF arrowUp;
|
|
arrowUp << QPointF(0, 0) << QPointF(aw*.5, aw) << QPointF(-aw*.5, aw);
|
|
QPolygonF arrowDown;
|
|
arrowDown << QPointF(0, 0) << QPointF(aw*.5, -aw) << QPointF(-aw*.5, -aw);
|
|
|
|
for (int pt = 0; pt < n; ++pt) {
|
|
if (pt == (n-1))
|
|
break;
|
|
int pitch = _points[pt].pitch;
|
|
if (pt == 0 && pitch) {
|
|
y2 = -notePos.y() -_spatium * 2;
|
|
x2 = x;
|
|
painter->drawLine(QLineF(x, y, x2, y2));
|
|
|
|
painter->setBrush(QBrush(Qt::black));
|
|
painter->drawPolygon(arrowUp.translated(x2, y2 + _spatium * .2));
|
|
|
|
int idx = (pitch + 12)/25;
|
|
const char* l = label[idx];
|
|
painter->drawText(QRectF(x2, y2, .0, .0), Qt::AlignVCenter|Qt::TextDontClip, QString(l));
|
|
|
|
y = y2;
|
|
}
|
|
if (pitch == _points[pt+1].pitch) {
|
|
if (pt == (n-2))
|
|
break;
|
|
x2 = x + _spatium;
|
|
y2 = y;
|
|
painter->drawLine(QLineF(x, y, x2, y2));
|
|
}
|
|
else if (pitch < _points[pt+1].pitch) {
|
|
// up
|
|
x2 = x + _spatium*.5;
|
|
y2 = -notePos.y() -_spatium * 2;
|
|
qreal dx = x2 - x;
|
|
qreal dy = y2 - y;
|
|
|
|
QPainterPath path;
|
|
path.moveTo(x, y);
|
|
path.cubicTo(x+dx/2, y, x2, y+dy/4, x2, y2);
|
|
painter->setBrush(Qt::NoBrush);
|
|
painter->drawPath(path);
|
|
|
|
painter->setBrush(QBrush(Qt::black));
|
|
painter->drawPolygon(arrowUp.translated(x2, y2 + _spatium * .2));
|
|
|
|
int idx = (_points[pt+1].pitch + 12)/25;
|
|
const char* l = label[idx];
|
|
qreal ty = y2; // - _spatium;
|
|
painter->drawText(QRectF(x2, ty, .0, .0),
|
|
Qt::AlignHCenter | Qt::AlignBottom | Qt::TextDontClip, QString(l));
|
|
}
|
|
else {
|
|
// down
|
|
x2 = x + _spatium*.5;
|
|
y2 = y + _spatium * 3;
|
|
qreal dx = x2 - x;
|
|
qreal dy = y2 - y;
|
|
|
|
QPainterPath path;
|
|
path.moveTo(x, y);
|
|
path.cubicTo(x+dx/2, y, x2, y+dy/4, x2, y2);
|
|
painter->setBrush(Qt::NoBrush);
|
|
painter->drawPath(path);
|
|
|
|
painter->setBrush(QBrush(Qt::black));
|
|
painter->drawPolygon(arrowDown.translated(x2, y2 - _spatium * .2));
|
|
}
|
|
x = x2;
|
|
y = y2;
|
|
}
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// write
|
|
//---------------------------------------------------------
|
|
|
|
void Bend::write(Xml& xml) const
|
|
{
|
|
xml.stag("Bend");
|
|
foreach(const PitchValue& v, _points) {
|
|
xml.tagE(QString("point time=\"%1\" pitch=\"%2\" vibrato=\"%3\"")
|
|
.arg(v.time).arg(v.pitch).arg(v.vibrato));
|
|
}
|
|
xml.etag();
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// read
|
|
//---------------------------------------------------------
|
|
|
|
void Bend::read(XmlReader& e)
|
|
{
|
|
while (e.readNextStartElement()) {
|
|
if (e.name() == "point") {
|
|
PitchValue pv;
|
|
pv.time = e.intAttribute("time");
|
|
pv.pitch = e.intAttribute("pitch");
|
|
pv.vibrato = e.intAttribute("vibrato");
|
|
_points.append(pv);
|
|
e.readNext();
|
|
}
|
|
else
|
|
e.unknown();
|
|
}
|
|
}
|
|
|
|
}
|
|
|