BannerView.java 文件源码

private GradientDrawable getGradientDrawable(int color, float radius) {
    GradientDrawable gradientDrawable = new GradientDrawable(GradientDrawable.Orientation.BOTTOM_TOP,
        new int[]{color, color});
    gradientDrawable.setShape(GradientDrawable.OVAL);
    gradientDrawable.setCornerRadius(radius);
    return gradientDrawable;
}