code: public static AnimationBackend createSampleColorAnimationBackend(Resources resources) {
      // Get the animation duration in ms for each color frame
      int frameDurationMs = resources.getInteger(android.R.integer.config_mediumAnimTime);
      // Create and return the backend
      return new ExampleColorBackend(SampleData.COLORS, frameDurationMs);
    }
docs: Creates a simple animation backend that cycles through a list of colors.
  
  @return the backend to use