Where you can see, that the zero line ( 0 at y left ) is exactly the first pixel in the canvas.
You could disable the backbone of the scales ( see QwtScaleDraw ) and draw a line at y=0 inside the canvas - if this is what you want to do.
Uwe
Expert
Re: Remove space between axis and plot
Where you can see, that the zero line ( 0 at y left ) is exactly the first pixel in the canvas.
You could disable the backbone of the scales ( see QwtScaleDraw ) and draw a line at y=0 inside the canvas - if this is what you want to do.
Uwe
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