[Gambas-user] Coordinate system in Gambas Graphics

[Charles Capaday]

Grazie, this is the best answer I got, most others seemed to say there was no such thing, which frankly surprised me. 

                                                                        Cheers,
 
 
Dr. Charles Capaday
Professor & Director 
Brain and Movement Lab.
Dept. of Anatomy & Physiology
Faculty of Medicine, Laval University
http://www.brainandmovementlab.org/
 
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> -----Original Message-----
> From: Doriano Blengino [mailto:doriano.blengino at ...1909...] 
> Sent: 5 décembre 2008 11:24
> To: mailing list for gambas users
> Subject: Re: [Gambas-user] Coordinate system in Gambas Graphics
> 
> Charles Capaday ha scritto:
> > Thanks draw.point(x,y) is in pixels, not coordinate values 
> of ones coordinate system, anyway Benoit answered the 
> question there are no commands for coordinate translation and 
> one has to do it oneself, which is not hard, je vous remercie!
> >   
> Hmm,
> 
> simple linear transformation is possible by using 
> draw.translate() and draw.scale(); draw.reset() will reset 
> the transformation matrix. 
> Draw.push() and draw.pop() exist to save and restore the matrix.
> 
> I think this is enough to map simple world 2D coordinates; it 
> is effective and scales everything but text.
> 
> For more complicated things, they should be implemented in software.
> 
> Regards,
> Doriano Blengino
> 
> 
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