[Gambas-user] painting graph to image continuously

[Fabien Bodard]

2010/12/22 wally <wally at ...2037...>:
> On Saturday 18 December 2010 14:44:22 Fabien Bodard wrote:
>> ok wally this is the full demo of what you want to do, and what you
>> need to do for that. I use like often in gambas
>> a data/view model ... the drawingarea is just a viewer for the data
>> and the _draw event contain the rules do draw the datas.
>> The datas are stored in an array $aDatas.
>>
>> The Timer emulate the datas entry
>>
>> 2010/12/18 Fabien Bodard <gambas.fr at ...626...>:
>> >> Fabian,
>> >>
>> >> yes, you are right, this may be a problem.
>> >> I will try to collect the data as short as possible in a data-array
>> >> and display always only the graph of a segment of this array.
>> >> Your DemoGraph was helpful to see how the _draw event is
>> >> used and i'll try this way too.
>> >> But for now i would like to know how the DrawingArea.Resize
>> >> works internally and why there are differences in GB2 and GB3.
>> >>
>> >> wally
>> >>
>> >
>> > Resize is a procedure inherited from control ... it just resize the
>> > controle ... but can have conflict with autoarrangement.
>> >
>> >
>> >
>> > --
>> > Fabien Bodard
>> >
>>
>>
>>
>> --
>> Fabien Bodard
>>
>
> Fabian,
>
> is there a way to provide parameters "x" to the _draw(x) event ?
> Actually i do this with punlic variables.

No you can't ... and i don't see why it is necessary .... from where
do you want to setup this var ?


>
> wally
>
>
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>
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-- 
Fabien Bodard