| ScalingUtils.ScaleType | Options for scaling the child bounds to the parent bounds. |
| ScalingUtils.StatefulScaleType | Scaletypes that have some internal state and are not static. |
| ProgressBarDrawable | Drawable that displays a progress bar based on the level. |
| ScalingUtils | Performs scale type calculations. |
| ScalingUtils.AbstractScaleType | A convenience base class that has some common logic. |
| ScalingUtils.InterpolatingScaleType | Scale type that interpolates transform of the two underlying scale types. |