[Gambas-user] Trying charts - how to do that?

[Denis Crowther]

On 12/7/22 11:15, Dag JNJ wrote:
> 
> 
> Am 06.12.22 um 22:53 schrieb Fabien Bodard:
>>
>>
>>
>>     was afraid of that. Then I have to fight with DrawingArea I assume.
>>     Dag
>>
>>     ----[ http://gambaswiki.org/wiki/doc/netiquette ]----
>>
>>
>> I have wrote this there is so many years... It need to be fully re 
>> writted. Maybe one day
>>
>> -- 
>> Fabien Bodard
>>
>> ----[http://gambaswiki.org/wiki/doc/netiquette  ]----
> Another problem turned up - the examples with DrawingArea seems all to 
> use gb.qt4 (tried with gb.qt5 and gb.qt5.ext too) so when I start the 
> program I get the error-message /The program returns the value //1/ 
> that's it. I'm not sure at all what could be the reason for that error, 
> but several of the projects I installed from the Software-Farm does the 
> same.
> On the other hand, when I try to place only a DrawingArea and a button 
> on the form and make this:
> 
> /Public Sub Button1_Click()
> 
>    Draw.Begin(da1)
>    Draw.Line(15, 15, 20, 20)
>    Draw.End
> 
> End
> /
> I get the error-message /Cannot paint outside of Draw handler
> /
> You see me somehow confused, am happy for any help.
> Dag/
> /
> 
> 
> ----[ http://gambaswiki.org/wiki/doc/netiquette ]----


from: http://gambaswiki.org/wiki/comp/gb.qt4/draw

The Draw class is deprecated since Gambas 3.4. It is now emulated 
through the Paint class.

-- 
Regards
Denis