Exemplo n.º 1
0
  private void setUpAlphaRect() {

    if (!mShowAlphaPanel) return;

    final RectF dRect = mDrawingRect;

    float left = dRect.left + BORDER_WIDTH_PX;
    float top = dRect.bottom - ALPHA_PANEL_HEIGHT + BORDER_WIDTH_PX;
    float bottom = dRect.bottom - BORDER_WIDTH_PX;
    float right = dRect.right - BORDER_WIDTH_PX;

    mAlphaRect = new RectF(left, top, right, bottom);

    mAlphaPattern = new AlphaPatternDrawable((int) (5 * mDensity));
    mAlphaPattern.setBounds(
        Math.round(mAlphaRect.left),
        Math.round(mAlphaRect.top),
        Math.round(mAlphaRect.right),
        Math.round(mAlphaRect.bottom));
  }