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#include "rectanimation.h"
#include "dummyobject.h"
static inline int interpolateInteger(int from, int to, qreal progress)
{
return from + (to - from) * progress;
}
RectAnimation::RectAnimation(DummyObject *obj) : object(obj), dura(250)
{
}
void RectAnimation::setEndValue(const QRect &rect)
{
end = rect;
}
void RectAnimation::setStartValue(const QRect &rect)
{
start = rect;
}
void RectAnimation::setDuration(int d)
{
dura = d;
}
int RectAnimation::duration() const
{
return dura;
}
void RectAnimation::updateCurrentTime(int msecs)
{
qreal progress = easing.valueForProgress( qreal(msecs) / qreal(dura) );
QRect now;
now.setCoords(interpolateInteger(start.left(), end.left(), progress),
interpolateInteger(start.top(), end.top(), progress),
interpolateInteger(start.right(), end.right(), progress),
interpolateInteger(start.bottom(), end.bottom(), progress));
bool changed = (now != current);
if (changed)
current = now;
if (state() == Stopped)
return;
if (object)
object->setRect(current);
}
void RectAnimation::updateState(QAbstractAnimation::State state)
{
Q_UNUSED(state);
}
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