protected void updateTransform()

in drawee/src/main/java/com/facebook/drawee/drawable/RoundedDrawable.java [236:294]
54 lines of code
15 McCabe index (conditional complexity)

  protected void updateTransform() {
    if (mTransformCallback != null) {
      mTransformCallback.getTransform(mParentTransform);
      mTransformCallback.getRootBounds(mRootBounds);
    } else {
      mParentTransform.reset();
      mRootBounds.set(getBounds());
    }

    mBitmapBounds.set(0, 0, getIntrinsicWidth(), getIntrinsicHeight());
    mDrawableBounds.set(mDelegate.getBounds());
    mBoundsTransform.setRectToRect(mBitmapBounds, mDrawableBounds, Matrix.ScaleToFit.FILL);
    if (mScaleDownInsideBorders) {
      if (mInsideBorderBounds == null) {
        mInsideBorderBounds = new RectF(mRootBounds);
      } else {
        mInsideBorderBounds.set(mRootBounds);
      }
      mInsideBorderBounds.inset(mBorderWidth, mBorderWidth);
      if (mInsideBorderTransform == null) {
        mInsideBorderTransform = new Matrix();
      }
      mInsideBorderTransform.setRectToRect(
          mRootBounds, mInsideBorderBounds, Matrix.ScaleToFit.FILL);
    } else if (mInsideBorderTransform != null) {
      mInsideBorderTransform.reset();
    }

    if (!mParentTransform.equals(mPrevParentTransform)
        || !mBoundsTransform.equals(mPrevBoundsTransform)
        || (mInsideBorderTransform != null
            && !mInsideBorderTransform.equals(mPrevInsideBorderTransform))) {
      mIsShaderTransformDirty = true;

      mParentTransform.invert(mInverseParentTransform);
      mTransform.set(mParentTransform);
      if (mScaleDownInsideBorders) {
        mTransform.postConcat(mInsideBorderTransform);
      }
      mTransform.preConcat(mBoundsTransform);

      mPrevParentTransform.set(mParentTransform);
      mPrevBoundsTransform.set(mBoundsTransform);
      if (mScaleDownInsideBorders) {
        if (mPrevInsideBorderTransform == null) {
          mPrevInsideBorderTransform = new Matrix(mInsideBorderTransform);
        } else {
          mPrevInsideBorderTransform.set(mInsideBorderTransform);
        }
      } else if (mPrevInsideBorderTransform != null) {
        mPrevInsideBorderTransform.reset();
      }
    }

    if (!mRootBounds.equals(mPrevRootBounds)) {
      mIsPathDirty = true;
      mPrevRootBounds.set(mRootBounds);
    }
  }