If the data of your spectrogram is in the range 100-2000 on the bottom axis and 10-20 on the left axis and you want to render to a 500x500 image:
QwtScaleMap maps[4];
...
Hello,
I have a regular plot with a spectrogram (with title, axis ticks, etc...).
I need to render the plot canvas (without borders, axes, or anything else) to a QImage of a specific size (e.g....
I think you can conclude that no one who is active in following and posting in this forum has the same type of configuration and / or experience as yours, so no one can give you an answer. You might...
d_stranz 7th February 2023, 17:26Answering my own question--
No
My Qt application is writing to an HDMI connected display. There is also a x11vnc server and a vnc client connected to 5900. I see an LXDE desktop and my...
I'd love to see something that discusses each layout parameter, both in QtCreator and from code (e.g, setting sizeHint in QtCreator is done using several other parameters (I think)).
Some have...
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QT Widgets, Touch screen, Ubuntu 22.04, On-Screen keyboard issues
25th January 2023 20:10 by Linwood