if i understand your problem (and i may not), then i recommend using https://doc.qt.io/qt-5/qgraphicsscene.html <https://doc.qt.io/qt-5/qgraphicsscene.html>
and https://doc.qt.io/qt-5/qgraphicspixmapitem.html <https://doc.qt.io/qt-5/qgraphicspixmapitem.html> therefore use: https://doc.qt.io/qt-5/qpixmap.html <https://doc.qt.io/qt-5/qpixmap.html> graphics scene very nicely handles many layers see the "Colliding Mice Example" -dave > On Dec 16, 2020, at 5:45 PM, Nicholas Yue <yue.nicho...@gmail.com> wrote: > > Hi, > > I am writing an application that is receiving images in rectangular buckets. > > These buckets may be destined for different layers of images. > > I plan to create a list for the layers so that I can show selected and > individual ones of interest. > > Which QImage class is easier to work with where I can write those > rectangular buckets of pixels individually ? > > Cheers > -- > Nicholas Yue
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