private void init(Context context, AttributeSet attrs, int defStyleAttr) {
    TypedArray attr =
        context.obtainStyledAttributes(attrs, R.styleable.FloatingActionButton, defStyleAttr, 0);
    mColorNormal = attr.getColor(R.styleable.FloatingActionButton_fab_colorNormal, 0xFFDA4336);
    mColorPressed = attr.getColor(R.styleable.FloatingActionButton_fab_colorPressed, 0xFFE75043);
    mColorDisabled = attr.getColor(R.styleable.FloatingActionButton_fab_colorDisabled, 0xFFAAAAAA);
    mColorRipple = attr.getColor(R.styleable.FloatingActionButton_fab_colorRipple, 0x99FFFFFF);
    mShowShadow = attr.getBoolean(R.styleable.FloatingActionButton_fab_showShadow, true);
    mShadowColor = attr.getColor(R.styleable.FloatingActionButton_fab_shadowColor, 0x66000000);
    mShadowRadius =
        attr.getDimensionPixelSize(
            R.styleable.FloatingActionButton_fab_shadowRadius, mShadowRadius);
    mShadowXOffset =
        attr.getDimensionPixelSize(
            R.styleable.FloatingActionButton_fab_shadowXOffset, mShadowXOffset);
    mShadowYOffset =
        attr.getDimensionPixelSize(
            R.styleable.FloatingActionButton_fab_shadowYOffset, mShadowYOffset);
    mFabSize = attr.getInt(R.styleable.FloatingActionButton_fab_size, SIZE_NORMAL);
    mLabelText = attr.getString(R.styleable.FloatingActionButton_fab_label);
    mShouldProgressIndeterminate =
        attr.getBoolean(R.styleable.FloatingActionButton_fab_progress_indeterminate, false);
    mProgressColor = attr.getColor(R.styleable.FloatingActionButton_fab_progress_color, 0xFF009688);
    mProgressBackgroundColor =
        attr.getColor(R.styleable.FloatingActionButton_fab_progress_backgroundColor, 0x4D000000);
    mProgressMax = attr.getInt(R.styleable.FloatingActionButton_fab_progress_max, mProgressMax);
    mShowProgressBackground =
        attr.getBoolean(R.styleable.FloatingActionButton_fab_progress_showBackground, true);

    if (attr.hasValue(R.styleable.FloatingActionButton_fab_progress)) {
      mProgress = attr.getInt(R.styleable.FloatingActionButton_fab_progress, 0);
      mShouldSetProgress = true;
    }

    if (attr.hasValue(R.styleable.FloatingActionButton_fab_elevationCompat)) {
      float elevation =
          attr.getDimensionPixelOffset(R.styleable.FloatingActionButton_fab_elevationCompat, 0);
      if (isInEditMode()) {
        setElevation(elevation);
      } else {
        setElevationCompat(elevation);
      }
    }

    initShowAnimation(attr);
    initHideAnimation(attr);
    attr.recycle();

    if (isInEditMode()) {
      if (mShouldProgressIndeterminate) {
        setIndeterminate(true);
      } else if (mShouldSetProgress) {
        saveButtonOriginalPosition();
        setProgress(mProgress, false);
      }
    }

    //        updateBackground();
    setClickable(true);
  }
  @Override
  protected void onSizeChanged(int w, int h, int oldw, int oldh) {
    saveButtonOriginalPosition();

    if (mShouldProgressIndeterminate) {
      setIndeterminate(true);
      mShouldProgressIndeterminate = false;
    } else if (mShouldSetProgress) {
      setProgress(mProgress, mAnimateProgress);
      mShouldSetProgress = false;
    } else if (mShouldUpdateButtonPosition) {
      updateButtonPosition();
      mShouldUpdateButtonPosition = false;
    }
    super.onSizeChanged(w, h, oldw, oldh);

    setupProgressBounds();
    setupProgressBarPaints();
    updateBackground();
  }