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Date Posted: 16:36:13 03/25/04 Thu
Author: Mike Haiss
Subject: Re: TRotateTransform not working
In reply to: alex_t 's message, "TRotateTransform not working" on 09:00:03 03/19/04 Fri

I think you need to save the image after you apply the rotation.

>The following code is not working :-(
>What's wrong? (Envision 2.01)
>
>var
> bmp: TBitmap;
> grf: TDibGraphic;
> transf: TRotateTransform;
>
>grf:=TDibGraphic.Create();
>bmp:=TBitmap.Create();
>bmp.LoadFromFile("D:\bla-bla-bla.bmp");
>grf.Assign(bmp);
>
>transf:=TRotateTransform.Create();
>transf.Angle := 90;
>transf.Apply(grf);
>FreeAndNil(transf);
>
>bmp.Assign(grf);
>
>// at this point bmp is empty
>// (no matter what image I try to load)
>
>FreeAndNil(bmp);
>FreeAndNil(grf);
>
>// actually all other transformations do not work too!
>// no error messages appear

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Replies:

  • Re: TRotateTransform not working -- Michel, 19:13:35 03/31/04 Wed
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