[Newbies] Fading a PNG

Brad Fuller brad at bradfuller.com
Sun Apr 22 23:14:21 UTC 2007

Steven Greenberg wrote:
> I have a PNG image that I'd like to display fading out.  I tried the
> BitBlt method suggested by "Team RAR" to fade the image, but I can't
> make it work.
> The image loads properly from a file and displays fine as an
> ImageMorph.  I have been able to use a TransformationMorph to rotate
> and scale it, and PNG transparency is working properly.
> Is the "Team RAR" BitBlt method the only way, or are there alternatives?
> I'm running a 3.9 image, and my display depth is set to 32 bits.
along the same lines, how can one make an object disappear, or
invisible? I don't mean delete the morph, but just make it invisible and
make it visible again.

brad fuller
+1 (408) 799-6124

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