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Added heart rate graph

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Improved graphs loading performance
Fixed various corner case behaviour bugs
This commit is contained in:
Martin Tůma
2016-03-21 22:37:55 +01:00
parent b212ccf594
commit 93670d3026
16 changed files with 409 additions and 169 deletions
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15
src/graphview.cpp
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@ -294,7 +294,7 @@ void GraphView::emitSliderPositionChanged(const QPointF &pos)
return;
qreal val = pos.x() / _slider->area().width();
emit sliderPositionChanged(val);
emit sliderPositionChanged(val * (_xMax - _xMin));
const QPainterPath &path = _graphs.at(0)->path();
QRectF br = path.boundingRect();
@ -309,18 +309,27 @@ void GraphView::emitSliderPositionChanged(const QPointF &pos)
qreal GraphView::sliderPosition() const
{
return _slider->pos().x() / _slider->area().width();
if (!_slider->isVisible())
return -1;
else
return (_slider->pos().x() / _slider->area().width()) * (_xMax - _xMin);
}
void GraphView::setSliderPosition(qreal pos)
{
_slider->setPos(pos * _slider->area().width(), 0);
if (pos > (_xMax - _xMin))
_slider->setVisible(false);
else {
_slider->setPos((pos / (_xMax - _xMin)) * _slider->area().width(), 0);
_slider->setVisible(true);
}
}
void GraphView::newSliderPosition(const QPointF &pos)
{
if (_slider->area().contains(pos)) {
_slider->setPos(pos);
_slider->setVisible(true);
emitSliderPositionChanged(pos);
}
}