library/src/main/java/de/mrapp/android/view/FloatingActionButton.java
private void obtainSize(@NonNull final TypedArray typedArray) {
        Size defaultSize = Size.NORMAL;
        size = Size.fromValue(
                typedArray.getInt(R.styleable.FloatingActionButton_size, defaultSize.getValue()));
    }
private void obtainSize(@NonNull final TypedArray typedArray) {
        Size defaultSize = Size.NORMAL;
        size = Size.fromValue(
                typedArray.getInt(R.styleable.FloatingActionButton_size, defaultSize.getValue()));
    }
Obtains the floating action button's size from a specific typed array.

@param typedArray
The typed array, the color should be obtained from, as an instance of the class
{@link TypedArray}. The typed array may not be null