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simplify slider code

This commit is contained in:
laserpants 2016-03-26 00:27:49 +03:00
parent db1c8ddee4
commit ef57d5b79d
2 changed files with 6 additions and 15 deletions
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19
components/slider.cpp
View File

@ -83,16 +83,13 @@ void Slider::paintEvent(QPaintEvent *event)
void Slider::mousePressEvent(QMouseEvent *event)
{
const QSize s = _handle->sizeHint();
const QPoint p = event->pos();
if (Qt::Horizontal == _orientation
? touchesRail(p.y(), height()/2)
: touchesRail(p.x(), width()/2))
? touchesRail(event->y(), height()/2)
: touchesRail(event->x(), width()/2))
{
const QPoint newPos = p - QPoint(s.width()/2, s.height()/2);
_handle->setPosition(newPos);
_handle->setOffset(newPos - event->globalPos());
const QSize s = _handle->sizeHint();
_handle->setOffset((event->pos() - QPoint(s.width()/2, s.height()/2)) - event->globalPos());
_handle->setRelativePosition(event->globalPos());
_drag = true;
} else {
_drag = false;
@ -113,9 +110,3 @@ void Slider::resizeEvent(QResizeEvent *event)
_handle->refreshGeometry();
QWidget::resizeEvent(event);
}
bool Slider::touchesRail(int p, int x) const
{
return (p >= x-2 && p < x+2);
}

2
components/slider.h
View File

@ -56,7 +56,7 @@ protected:
void resizeEvent(QResizeEvent *event);
private:
bool touchesRail(int p, int x) const;
inline bool touchesRail(int p, int x) const { return (p >= x-2 && p < x+2); }
bool _drag;
Handle *const _handle;