[Etoys] alpha property

K. K. Subramaniam subbukk at gmail.com
Fri Apr 24 10:21:20 EDT 2009

On Thursday 23 April 2009 1:11:11 pm Angel Arias wrote:
> hi jerome,
> i'd like to have different images in a project and change their alpha
> property dynamically using scripts.
You could use a overlay rectangle with zero border and same color as the 
background of the image and then vary its alpha in the script.

If the image's background is not uniform, this hack will not work :-(. In this 
case, you could create images at various alpha levels using an external 
program and put them into a holder. Pick the one you need as a costume.

HTH .. Subbu

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