[Gambas-user] Label.Resize in Picture1_MouseMove

[Fabien Bodard]

2011/1/1 Demosthenes Koptsis <demosthenesk at ...626...>:
> Do you suggest to use the DrawingArea instead PictureBox?
>
> As i see the draw event is in DrawingArea only.

yes ... that what i suggest... as the way i use is more powerfull and
that way you can add all feature you want.


> My intension is not to draw something.
>
> i want to resize an object with transparency and border (as Label) and
> after to use its X,Y, Width, Height in Image.Copy object.
>
>
> On Sat, 2011-01-01 at 18:34 +0100, Fabien Bodard wrote:
>> label is not the only solution ... this is how I manage the box
>> selection on many program.
>>
>> You need to use more the draw event and think like with a game
>> ....refresh all composed image on move :)
>>
>> Gambas work that way.
>>
>> 2011/1/1 Demosthenes Koptsis <demosthenesk at ...626...>:
>> > hello,
>> >
>> > i converted my Mini Image Editor (demostration of Image class)
>> > to Gambas3 at ubuntu 10.04 machine.
>> >
>> > i want to simulate a selection box tool for an image.
>> > For this i made something not so professional but i think i found
>> > something.
>> >
>> > For the selection of image area i use a label as gui with
>> > 1) transparency
>> > 2) border etched
>> > 3) and no text
>> >
>> > when the user select an area from the PictureBox the Label with these
>> > properties resizes and shows the selected area from the picture.
>> >
>> > i know that this is not a pro way but i wanted a fast solution and avoid
>> > to make my one object, at this point.
>> >
>> > Now the problem.
>> >
>> > When the user grow the selection box from up-left to down-right the
>> > Label object refreshes correctly and shows its Etched-border.
>> > http://www.mediafire.com/imgbnc.php/4bc70a02a6a13510e9066b6e8a712fd1931d713bdd18b8556174a6382fb226744g.jpg
>> >
>> >
>> > When the user move back the mouse pointer (from down-right to up-left)
>> > of selection box the Label object is resized but does not draw its
>> > border correctly...
>> > http://www.mediafire.com/imgbnc.php/9e738ebdc8b6a49a9e298a50a38ae6eebf0990d655099fc62345f98c3d20e05d4g.jpg
>> >
>> >
>> > i also give url with the project.
>> > http://www.mediafire.com/?dsn3jptqd9prqkp
>> >
>> >
>> >
>> > --
>> > Regards,
>> > Demosthenes Koptsis.
>> >
>> >
>> > ------------------------------------------------------------------------------
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>> >
>>
>>
>>
>
> --
> Regards,
> Demosthenes
>
>
> ------------------------------------------------------------------------------
> Learn how Oracle Real Application Clusters (RAC) One Node allows customers
> to consolidate database storage, standardize their database environment, and,
> should the need arise, upgrade to a full multi-node Oracle RAC database
> without downtime or disruption
> http://p.sf.net/sfu/oracle-sfdevnl
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-- 
Fabien Bodard