先上效果图

/**     * 首行缩进的SpannableString     *     * @param length      首行缩进宽度 dp     * @param description 描述信息     */    public static SpannableString getSpannableString(float length, String description) {        SpannableString spannableString = new SpannableString(description);        int marginSpanSize = CommonUtils.dip2px(Ext.ctx, length);        LeadingMarginSpan leadingMarginSpan = new LeadingMarginSpan.Standard(marginSpanSize, 0);//仅首行缩进        spannableString.setSpan(leadingMarginSpan, 0, description.length(), Spanned.SPAN_INCLUSIVE_EXCLUSIVE);        return spannableString;    }复制代码