fulldecent/FDWaveformView — pull request #13 by simonbs (2014-01-14 10:49:30+00:00)
Title: Renders waves in background

Rendering the views in the background prevents that the UI is blocked. I have added the FDWaveformViewDelegate which notifies the delegate when the rendering is done.

The eample is modified to show an example usage of FDWaveformViewDelegate.