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//=============================================================================
// MuseScore
// Music Composition & Notation
//
// Copyright (C) 2013 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 "libmscore/score.h"
#include "libmscore/measure.h"
#include "libmscore/segment.h"
#include "libmscore/system.h"
#include "libmscore/staff.h"
#include "libmscore/page.h"
#include "libmscore/sym.h"
#include "scoreview.h"
#include "textcursor.h"
namespace Ms {
//---------------------------------------------------------
// PositionCursor
//---------------------------------------------------------
void PositionCursor::setType(CursorType t)
{
_type = t;
if (_type == CursorType::LOOP_IN) {
// QColor cIn(Qt::green);
QColor cIn("#2456aa");
// cIn.setAlpha(90);
setColor(cIn);
}
else if (_type == CursorType::LOOP_OUT) {
// QColor cOut(Qt::red);
QColor cOut("#2456aa");
// cOut.setAlpha(90);
setColor(cOut);
}
}
//---------------------------------------------------------
// paint
//---------------------------------------------------------
void PositionCursor::paint(QPainter* p)
{
if (!visible())
return;
QPointF points[3];
qreal h = _sv->score()->spatium() * 2;
qreal x = _rect.left();
qreal y = _rect.top();
switch(_type) {
case CursorType::LOOP_IN: // draw a right-pointing triangle
{
qreal tx = x - 1.0;
p->setPen(QPen(_color, 2.0, Qt::SolidLine, Qt::FlatCap, Qt::MiterJoin));
p->drawLine(x, y, x, _rect.bottom());
points[0] = QPointF(tx, y);
points[1] = QPointF(tx, y + h);
points[2] = QPointF(tx + h, y + h * .5);
p->setBrush(_color);
p->drawConvexPolygon(points, 3);
}
break;
case CursorType::LOOP_OUT: // draw a left-pointing triangle
p->setPen(QPen(_color, 2.0, Qt::SolidLine, Qt::FlatCap, Qt::MiterJoin));
p->drawLine(x, y, x, _rect.bottom());
points[0] = QPointF(x, y);
points[1] = QPointF(x, y + h);
points[2] = QPointF(x - h, y + h * .5);
p->setBrush(_color);
p->drawConvexPolygon(points, 3);
break;
default:
p->fillRect(_rect, color());
break;
}
}
//---------------------------------------------------------
// bbox
//---------------------------------------------------------
QRectF PositionCursor::bbox() const
{
QRectF r;
qreal h = _sv->score()->spatium() * 2;
switch(_type) {
case CursorType::LOOP_IN:
r.setRect(_rect.x(), _rect.y(), h, _rect.height());
break;
case CursorType::LOOP_OUT:
r.setRect(_rect.x() - h, _rect.y(), h, _rect.height());
break;
default:
r = _rect;
break;
}
return r.adjusted(-2, -2, 2, 2);
}
//---------------------------------------------------------
// move
//---------------------------------------------------------
void PositionCursor::move(int tick)
{
QRectF r(bbox());
//
// set mark height for whole system
//
if (_type == CursorType::LOOP_OUT)
tick --;
Score* score = _sv->score();
Measure* measure = score->tick2measureMM(tick);
if (measure == 0)
return;
qreal x;
int offset = 0;
Segment* s;
for (s = measure->first(Segment::Type::ChordRest); s;) {
int t1 = s->tick();
int x1 = s->canvasPos().x();
qreal x2;
int t2;
Segment* ns = s->next(Segment::Type::ChordRest);
if (ns) {
t2 = ns->tick();
x2 = ns->canvasPos().x();
}
else {
t2 = measure->endTick();
x2 = measure->canvasPos().x() + measure->width();
}
t1 += offset;
t2 += offset;
if (tick >= t1 && tick < t2) {
int dt = t2 - t1;
qreal dx = x2 - x1;
x = x1 + dx * (tick-t1) / dt;
break;
}
s = ns;
}
if (s == 0)
return;
System* system = measure->system();
if (system == 0)
return;
double y = system->staffYpage(0) + system->page()->pos().y();
double _spatium = score->spatium();
qreal mag = _spatium / SPATIUM20;
double w = (_spatium * 2.0 + score->scoreFont()->width(SymId::noteheadBlack, mag))/3;
double h = 6 * _spatium;
//
// set cursor height for whole system
//
double y2 = 0.0;
for (int i = 0; i < score->nstaves(); ++i) {
SysStaff* ss = system->staff(i);
if (!ss->show() || !score->staff(i)->show())
continue;
y2 = ss->y() + ss->bbox().height();
}
h += y2;
y -= 3 * _spatium;
if (_type == CursorType::LOOP_IN) {
x = x - _spatium + w/1.5;
}
else {
x = x - _spatium * .5;
}
_tick = tick;
_rect = QRectF(x, y, w, h);
_sv->update(_sv->matrix().mapRect(r | bbox()).toRect().adjusted(-1,-1,1,1));
}
}
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