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Qwt Plot and Qwt Plot Axis Problem
I want to do a date-time axis for video player time line.I used QwtPlotPanner for panning , QwtPlotMagnifier for zooming, set axis scale for zoom scale .it is working but axis show hours of other days while zoom-out.
QwtPlotPanner *panner = new QwtPlotPanner( canvas());
QwtPlotMagnifier *magnifier = new mag( canvas() );
QwtScaleDraw *scaleDraw =new TimeScaleDraw("hh:mm");
QwtDateScaleEngine *scaleEngine = new QwtDateScaleEngine( timeSpec );
setAxisScale( QwtPlot::xTop, QwtDate::toDouble(startDate),QwtDate::toDouble(endDate ));
setaxisscale min : 23.04.2018 00:00:00
setaxisscale max 23.04.2018 23:59:59
but ı see 25.04.2018 12:45:21 like this after zoom out
before zoom out:
after zoom out :
Can you help me? thank you
That's a question you should bring to the authors of Qwt. Their mailing list is here.
thank you. how to ask question this mailing list. i try it but ı cant this .
Did you subscribe to the mailing list ?
ı asked question . thank you .