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* 改变文字大小和字体样式
*
* @param str
* @param tv
*/
public void changeTextSize(String str, TextView tv) {
Spannable WordtoSpan = new SpannableString(str);
WordtoSpan.setSpan(new AbsoluteSizeSpan(20, true), 0, str.length() - 1, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);设置字体大小
WordtoSpan.setSpan(new AbsoluteSizeSpan(10, true), str.length() - 1, str.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);//设置字体大小
WordtoSpan.setSpan(new StyleSpan(android.graphics.Typeface.BOLD), 0, str.length() - 1, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);// 设置字体样式
tv.setText(WordtoSpan);
}
/**
* 改变文字颜色
* @param str
* @param tv
*/
public void changeTextColor(String str,TextView tv){
SpannableString spannableString = new SpannableString(str);
ForegroundColorSpan colorSpan = new ForegroundColorSpan(mContext.getResources().getColor(R.color.color_main_line)); // 设置字体颜
spannableString.setSpan(colorSpan, 2, spannableString.length()-4, Spanned.SPAN_INCLUSIVE_EXCLUSIVE);
tv.setText(spannableString);
}