add tts parenthesis filter

Author: ttop32

doc/description.md

@@ -21,6 +21,7 @@ English, Russian, Japanese, Chinese and so on
 # Change Log
 - 0.1.205
   - Add right mouse hold in pdf viewer now act as handtool (contributed by Witnull)
+  - filter parenthesis text from tts (requested by Gobidobi)
 - 0.1.204
   - fix setting export
 - 0.1.203

src/util/text_util.js

@@ -60,6 +60,7 @@ export default class TextUtil {
     text=this.filterEmoji(text)
     text=this.filterHtmlTag(text)
     text=this.filterNonSoundText(text)
+    text=this.filterParenthesis(text)
     return text
   }
   static filterNonSoundText(text){
@@ -77,7 +78,9 @@ export default class TextUtil {
     return word.replace(/([<>])/g, "");
   }
 
-  
+  static filterParenthesis(text){
+    return text.replace(/\([^\)]*\)/g, "");
+  }
 
   static truncate(str, n) {
     return str.length > n ? str.slice(0, n - 1) + "..." : str;