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//! [0]
void QPen::setStyle(Qt::PenStyle style)
{
detach(); // detach from common data
d->style = style; // set the style member
}
void QPen::detach()
{
if (d->ref != 1) {
... // perform a deep copy
}
}
//! [0]
//! [1]
QPixmap p1, p2;
p1.load("image.bmp");
p2 = p1; // p1 and p2 share data
QPainter paint;
paint.begin(&p2); // cuts p2 loose from p1
paint.drawText(0,50, "Hi");
paint.end();
//! [1]
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