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* Introduction*

I need to develop an augmented reality mobile application for my HCI class...it basically has to recognize a visual tag and visualize a virtual notice board. I used, as starting point, some code from zxing android test application (http://code.google.com/p/zxing/) which has all the necessary code for taking a photo and analyze a QR code.

*The problem *

The application I am developing (http://bitbucket.org/Noiano/virtual-notice-board/) works "fine" but when it comes to display results, well there are several issues. First let me point you to the xml layout of the main activity: http://pastebin.com/GVVqysuX. My goal is to make the viewfinderView disappear and make the resultview appear (which should appear as a notice board floating on the camera preview, on the center of the screen). I've tried so hard to make that happen but unsuccessfully :(.

I tried to suppress the android:background="@color/transparent" (the trasparent color is encoded as #00000000) in the viewFinderView but this causes the resultview to be always visible (setVisible method does nothing to make it disappear) and fullscreen.

I have run out of ideas and really need some help.

I hope some good guy or lady will answer :)