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Subclassing QXYSeries in QtCharts

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qtchartssubclassing
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  • M Offline
    M Offline
    midnite
    wrote on last edited by
    #1

    Hello all,

    I'm using the git version of QtCharts for a personal use / private project which I don't plan to redistribute in any way (doesn't make sense).

    I need to make a chart that is more or less a QLineSeries but with some modifications. So I decided to subclass QXYSeries, like QLineSeries.

    What is the best way to do this? I see QLineSeries uses private headers of QXYSeries, so it doesn't seem to be possible to do the same at user level.

    Am I right?

    So, am I obliged to put my code in the QtCharts source tree and qmake/make/install it like a QtCharts regular class?

    Another question: As I don't plan to distribute my project, can I still use QtCharts with the current license? I've seen that QtCharts will be part of the Qt distribution for the 5.7 release (IIRC).

    FYI: I'm willing to redistribute the « custom chart » part of my project, as it is not private and may benefits other users.

    Thanks,
    Mid'.

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    • SGaistS Offline
      SGaistS Offline
      SGaist
      Lifetime Qt Champion
      wrote on last edited by
      #2

      Hi,

      You can make use of the private headers using QT += charts-private however if you plan to submit your custom class for inclusion you should work directly in the module.

      Interested in AI ? www.idiap.ch
      Please read the Qt Code of Conduct - https://forum.qt.io/topic/113070/qt-code-of-conduct

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      • M Offline
        M Offline
        midnite
        wrote on last edited by
        #3

        Hello,

        Thanks you for the answer.

        Mid'.

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