You can paint of QImage (as opposed to QPixmap) in a thread. But then eventually you'll have to convert the image to a pixmap to display it and this has to be done in the main thread where you will have to follow what high_flyer described anyway.
The "Q"
Re: FillRect with text
You can paint of QImage (as opposed to QPixmap) in a thread. But then eventually you'll have to convert the image to a pixmap to display it and this has to be done in the main thread where you will have to follow what high_flyer described anyway.
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