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According to Qt documentation:
It means that call of getter function of properties doesn't change ownership.
When i have some derived from QObject class with properties of simple type(int,...
Start with copying the Editor class and replace QwtPlotShapeItem by QwtPlotMarker.
HTH,
Uwe
There is only one QwtSymbol for each curve - so no: it is not in-efficient to delete/create a new one.
What takes time is to replot the plot, when changing curve parameters. But this is something...
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Change ownership for value type property
Today 10:27 by Pechkin80