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paint progress using different color in slider

This commit is contained in:
laserpants 2016-03-28 17:09:40 +03:00
parent 6a67b00115
commit 6b57dd87dd
1 changed files with 11 additions and 0 deletions
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11
components/slider.cpp
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@ -56,6 +56,7 @@ void Handle::mousePressEvent(QMouseEvent *event)
void Handle::mouseMoveEvent(QMouseEvent *event)
{
setRelativePosition(event->globalPos());
_slider->update();
}
Slider::Slider(QWidget *parent)
@ -86,6 +87,14 @@ void Slider::paintEvent(QPaintEvent *event)
brush.setColor(QColor(0, 0, 0));
painter.fillRect(r, brush);
painter.save();
brush.setColor(QColor(255, 0, 0));
const QPoint p = Qt::Vertical == _orientation
? QPoint(width(), _handle->y())
: QPoint(_handle->x(), height());
painter.fillRect(r.intersected(QRect(QPoint(0, 0), p)), brush);
painter.restore();
painter.drawRect(rect().adjusted(0, 0, -1, -1));
QWidget::paintEvent(event);
@ -102,6 +111,7 @@ void Slider::mousePressEvent(QMouseEvent *event)
_handle->setOffset((event->pos() - QPoint(s.width()/2, s.height()/2)) - event->globalPos());
_handle->setRelativePosition(event->globalPos());
_drag = true;
update();
} else {
_drag = false;
}
@ -112,6 +122,7 @@ void Slider::mouseMoveEvent(QMouseEvent *event)
{
if (_drag) {
_handle->setRelativePosition(event->globalPos());
update();
}
QWidget::mouseMoveEvent(event);
}