I try to make clock on QLabel and control needle rotate
And I put needle.png on clock.png.
I want to control angle let QLabel work like needle rotate on clock.
I don't know how to rotate needle.png.
How to achieve this rotate needle.png on clock.png.
use a transformation
QPixmap orig (":/n/apple-touch-icon.png");
QTransform t;
t.rotate(45+i);
ui->label->setPixmap(orig.transformed(t).scaledToWidth(32));
i+=10;
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