[android-developers] Please help with an ideea

Hi, does anyone has an idea how to implement an Brightness Screen Filter like the one here : http://www.appbrain.com/app/screen-filter/com.haxor I need a starting point and I can't figure out how to do it. I have tried with an always on top transparent activity but I don't think this is the

[android-developers] Please help with an ideea

Hi, does anyone has an idea how to implement an Brightness Screen Filter like the one here : http://www.appbrain.com/app/screen-filter/com.haxor I need a starting point and I can't figure out how to do it. I have tried with an always on top transparent activity but I don't think this is the