一種字體兩種形式，加粗

spanText = new SpannableString("蘿蔔白菜的博客 -- http://orgcent.com");
spanText.setSpan(new ForegroundColorSpan(Color.BLUE), 6, spanText.length(), Spannable.SPAN_INCLUSIVE_EXCLUSIVE);
mTVText.append("\n");
mTVText.append(spanText);

 

spanText = new SpannableString("StyleSpan -- 蘿蔔白菜的博客");
//Typeface.BOLD_ITALIC:粗體+斜體
spanText.setSpan(new StyleSpan(Typeface.BOLD_ITALIC), 3, 7, Spannable.SPAN_INCLUSIVE_EXCLUSIVE);
mTVText.append("\n");
mTVText.append(spanText);