[Newbies] Fading a PNG
brad at bradfuller.com
Mon Apr 23 00:12:48 UTC 2007
Steven Greenberg wrote:
> m := Morph new openInWorld.
> m visible: false.
> m visible: true.
well.. that's easy!
I would like to know how to fade in and out. I read the BitBlt way, but
I haven't tried it yet.
> On 4/22/07, *Brad Fuller* <brad at bradfuller.com
> <mailto:brad at bradfuller.com>> wrote:
> Steven Greenberg wrote:
> > I have a PNG image that I'd like to display fading out. I tried
> > 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
> > and scale it, and PNG transparency is working properly.
> > Is the "Team RAR" BitBlt method the only way, or are there
> > 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.
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