QMUIDrawableHelper.java 文件源码

/**
 * 动态创建带上分隔线或下分隔线的Drawable
 *
 * @param separatorColor
 * @param bgColor
 * @param top
 * @return
 */
public static LayerDrawable createItemSeparatorBg(@ColorInt int separatorColor, @ColorInt int bgColor, int separatorHeight, boolean top) {

    ShapeDrawable separator = new ShapeDrawable();
    separator.getPaint().setStyle(Paint.Style.FILL);
    separator.getPaint().setColor(separatorColor);

    ShapeDrawable bg = new ShapeDrawable();
    bg.getPaint().setStyle(Paint.Style.FILL);
    bg.getPaint().setColor(bgColor);

    Drawable[] layers = {separator, bg};
    LayerDrawable layerDrawable = new LayerDrawable(layers);

    layerDrawable.setLayerInset(1, 0, top ? separatorHeight : 0, 0, top ? 0 : separatorHeight);
    return layerDrawable;
}