[Lazarus] LCL Grids: not scalable line width

[Werner Pamler]

Am 06.10.2019 um 12:14 schrieb AlexeyT via lazarus:
>
> IMO I have found place where width of canvas line is not scaled to 
> current DPI.
>
> procedure TCustomGrid.ChangeCursor(ACursor: TCursor;
>
> ...
> Canvas.Pen.Width:=3;
>
> ...
> Canvas.Pen.Width:=1;
>
AFAIK, pen widths so far are not scaled at all. If they were, 
pen.Width=1 should be scaled, too, and this can have a detrimental 
effect on line styles and drawing speed, at least on Windows.
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