ColorView.java 文件源码

private Drawable createBackgroundColorDrawable() {
    GradientDrawable mask = new GradientDrawable();
    mask.setShape(GradientDrawable.OVAL);
    if (mOutlineWidth != 0) {
        mask.setStroke(mOutlineWidth, isColorDark(mColor) ? Color.WHITE : Color.BLACK);
    }
    mask.setColor(mColor);
    return mask;
}