[Gambas-user] Paint.Rectangle question

[Fabien Bodard]

Why I don't speak german ?

2015-09-30 12:29 GMT+02:00 Tobias Boege <taboege at ...626...>:
> On Wed, 30 Sep 2015, Rolf-Werner Eilert wrote:
>> Is Paint.Rectangle to draw a filled rectangle or an empty one?
>>
>> I tried
>>
>>      Paint.LineWidth = 1
>>      Paint.Color(Color.Black)
>>      Paint.Rectangle(TabelleX, TabelleY, TblSpalteRechts[tblAnzSpalten]
>> - TabelleX, cy - TabelleY)
>>      Paint.Fill()
>>
>> and get a black filled rectangle. Even Paint.Color(Color.Transparent)
>> doesn't help.
>>
>> Did I get this wrong, or is it buggy? Better to use Line? But then...
>> see my first question :)
>>
>
> Paint.Rectangle() does not specify if the rectangle is filled or not. It
> just adds a drawing path (in rectangular shape). If you use Paint.Fill()
> on this drawing path, its inside (according to Paint.FillRule) is filled
> with your current brush (in your case solid black color).
>
> If you just want the border of the rectangle, you call Paint.Stroke() to
> stroke just the lines of the path.
>
> We have extensive chapters on Paint[0] and Cairo[1] in the Gambas-Buch,
> if you want to have a look. Especially the project at [2], which is a big
> compilation of Paint patterns and examples.
>
> Regards,
> Tobi
>
> [0] http://www.gambas-buch.de/dw/doku.php?id=k23:k23.3:start
> [1] http://www.gambas-buch.de/dw/doku.php?id=k25:k25.1:start
> [2] http://www.gambas-buch.de/dw/doku.php?id=k23:k23.3:k23.3.4:k23.3.4.1:start
>
> --
> "There's an old saying: Don't change anything... ever!" -- Mr. Monk
>
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-- 
Fabien Bodard