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Forum: Qwt

Questions related to Qwt - Qt widgets for technical applications.

  1. QwtPolar Azimuth labels as text

    Started by froz, 3rd May 2020 13:50
    • Replies: 1
    • Views: 3,217
    froz
    5th May 2020, 10:47 Go to last post

  2. Font size for QwtPlot title?

    Started by HappyCoder, 20th January 2016 16:08
    1 Attachment(s)
    • Replies: 4
    • Views: 8,215
    fallerd
    22nd April 2020, 20:06 Go to last post

  3. Any way to disable the whole plot (gray-out)?

    Started by alketi, 11th April 2020 15:12
    disable, setenabled
    • Replies: 1
    • Views: 3,323
    Uwe
    12th April 2020, 11:29 Go to last post

  4. Check perfomance of QwtPlotCurve with setPaintAttribute for displaying large data

    Started by Vasya, 19th March 2020 23:11
    big data, filterpointsaggressive, large data 5 Attachment(s)
    • Replies: 16
    • Views: 11,947
    Vasya
    2nd April 2020, 22:58 Go to last post

  5. How to display Tornado bar chart variable and it's min and max value using QWT

    Started by RBSahu, 26th March 2020 04:33
    1 Attachment(s)
    • Replies: 6
    • Views: 4,962
    Uwe
    29th March 2020, 16:49 Go to last post

  6. Scaling is not work Properly in Qwt Plot Library whenever X axis has LOG scale.

    Started by yashkumar, 27th March 2020 18:47
    qwt, qwtlogscaleengine, qwtplot
    • Replies: 1
    • Views: 6,881
    Uwe
    29th March 2020, 11:07 Go to last post

  7. Are custom Axis Tags and Axis Labels possible?

    Started by josht000, 21st March 2020 19:03
    axis labels, axis tags, axis values, custom items 1 Attachment(s)
    • Replies: 2
    • Views: 4,513
    josht000
    28th March 2020, 18:44 Go to last post

  8. Any way to "render" an off-screen plot with lots of data to speed up loading?

    Started by alketi, 19th March 2020 15:54
    paintevent update, qwt, rendering, slow
    • Replies: 1
    • Views: 4,877
    Uwe
    23rd March 2020, 05:23 Go to last post

  9. Get QwtPlotZoomer from QwtPlot

    Started by Vasya, 19th March 2020 00:51
    • Replies: 1
    • Views: 2,990
    Uwe
    19th March 2020, 06:33 Go to last post

  10. Lightbulb Financial data, add option to remove gaps for discontiguous data

    Started by josht000, 15th March 2020 19:59
    financia, financial
    • Replies: 0
    • Views: 3,311
    josht000
    15th March 2020, 19:59 Go to last post

  11. Bug in QwtLinearColorMap (as I think)

    Started by Vasya, 13th March 2020 01:29
    • Replies: 2
    • Views: 3,406
    Vasya
    15th March 2020, 13:31 Go to last post

  12. Move of cursor with the keyboard

    Started by hassinoss, 14th August 2014 15:47
    • Replies: 1
    • Views: 4,635
    torquenator
    13th March 2020, 00:01 Go to last post

  13. Use setAxisScale to set min/max values of QwtScaleWidget

    Started by Vasya, 6th March 2020 21:35
    qwtscalewidget, setaxisscale 1 Attachment(s)
    • Replies: 0
    • Views: 4,500
    Vasya
    6th March 2020, 21:35 Go to last post

  14. Set some kind of a property to the item

    Started by Vasya, 1st March 2020 00:23
    property, qwt
    • Replies: 2
    • Views: 7,367
    Vasya
    1st March 2020, 21:03 Go to last post

  15. Fill area with color depending on third value array

    Started by Vasya, 22nd February 2020 23:10
    fill, patch, wiggle 4 Attachment(s)
    • Replies: 6
    • Views: 9,867
    Uwe
    26th February 2020, 14:59 Go to last post

  16. Change colour of specific item in Qwt Plot

    Started by AhmedAlshawi, 19th February 2020 00:45
    • Replies: 2
    • Views: 5,690
    AhmedAlshawi
    19th February 2020, 10:50 Go to last post

  17. QPushButton text truncated by using StyleSheet border-image

    Started by Eason Peng, 10th February 2020 08:11
    qpushbutton, qt qml, qt stylesheet 3 Attachment(s)
    • Replies: 0
    • Views: 34,024
    Eason Peng
    10th February 2020, 08:11 Go to last post

  18. Resize QwtSlider to full length of available space

    Started by Normvcr, 9th February 2020 21:23
    • Replies: 1
    • Views: 8,787
    Normvcr
    10th February 2020, 06:09 Go to last post

  19. QwtLegend problem

    Started by mimickxd, 29th January 2020 16:16
    • Replies: 3
    • Views: 6,694
    mimickxd
    3rd February 2020, 11:36 Go to last post

  20. Need to resize the window to make QwtPlotSpectrogram shows correctly

    Started by embeddedmz, 17th June 2019 11:13
    7 Attachment(s)
    • Replies: 15
    • Views: 25,963
    moccij
    29th January 2020, 14:52 Go to last post

  21. Qwt build error in VS2015

    Started by dan1973, 21st January 2020 09:46
    qt5.8, qwt, vs2015 1 Attachment(s)
    • Replies: 1
    • Views: 8,786
    Ginsengelf
    21st January 2020, 10:27 Go to last post

  22. is it possible to make spectrogram's Y axis labels "fall" over time (waterfall case)

    Started by embeddedmz, 16th July 2019 11:33
    • Replies: 9
    • Views: 19,118
    embeddedmz
    20th January 2020, 14:19 Go to last post

  23. Editable labels on QwtScaleDraw

    Started by CarstenS, 16th January 2020 16:30
    • Replies: 1
    • Views: 7,568
    CarstenS
    17th January 2020, 15:20 Go to last post

  24. QwtText::font()

    Started by CarstenS, 14th January 2020 15:12
    • Replies: 0
    • Views: 1,204
    CarstenS
    14th January 2020, 15:12 Go to last post

  25. How to plot the large real time data in qwtplot ?

    Started by yashkumar, 12th December 2019 18:44
    qwtplotcurve, qwtplotdirectpainter, qwtweedingcurvefitter
    • Replies: 2
    • Views: 10,925
    yashkumar
    31st December 2019, 18:24 Go to last post

  26. plotting float data instead of double

    Started by embeddedmz, 12th December 2019 16:07
    • Replies: 2
    • Views: 8,672
    embeddedmz
    24th December 2019, 13:54 Go to last post

  27. QwtPlotCurve not plotting dots for milliseconds

    Started by npatil15, 11th December 2019 13:09
    qwtplot, qwtplotcurve, qwtscaledraw
    • Replies: 4
    • Views: 11,033
    npatil15
    12th December 2019, 08:22 Go to last post

  28. Speed of Qwt plotting slows with many points

    Started by Momergil, 25th October 2011 14:02
    qtimer, qwt plotting, speed
    • Replies: 8
    • Views: 19,360
    yashkumar
    6th December 2019, 17:11 Go to last post

  29. How to replace number scale with text scale in qwtplot?

    Started by npatil15, 28th November 2019 10:42
    qwt, qwtplot, qwtplotgrid 1 Attachment(s)
    • Replies: 2
    • Views: 11,989
    npatil15
    29th November 2019, 08:18 Go to last post

  30. How to add a vertical offset to the plot

    Started by franco.amato, 24th November 2019 01:38
    • Replies: 0
    • Views: 10,773
    franco.amato
    24th November 2019, 01:38 Go to last post
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