Quick tips to adjust font size

4 Quick tips to adjust Font Size.

Use QFont Class

When you know font size in terms of Integer ,

void QFont::setPointSize ( int pointSize )

Sometimes , it is required that we need font size other than the prescribed sizes.

void QFont::setPointSizeF ( qreal pointSize )

is really useful in that manner.

Stylesheet

Using style sheet must be the simplest way.

void setStyleSheet ( const QString & sheet )
label->setStyleSheet ("Font : 12pt");