taigi-sandhi-visualization — hey0wing

台語變調視像化 taigi-sandhi-visualization

A browser extension/userscript that highlights tone sandhi changes in Taiwanese Hokkien romanization on the MOE Taiwanese Dictionary.



Features

• Tone Sandhi Highlighting:
  • Automatically detects and highlights tone changes in Taiwanese romanization text on the MOE dictionary site.
  • Tone changes for every syllable except for the last one in a phrase.
  • Tone sandhi for three common accents (Referenced from link1, link2)
    • 南部腔 Southern (偏漳腔 Zhangzhou-leaning)
    • 北部腔 Northern (偏泉腔 Quanzhou-leaning)
    • 海口腔 Seaport / Coastal (泉州腔 Quanzhou)
• Color Coding:
  • Red: Normal tone sandhi.
  • Blue: Tone sandhi before the -á suffix.
  • Green: Neutral tones.
• Tooltips: Clicking a highlighted syllable to view the tone sandhi diagram.

Installation

Option 1: Browser Extension

• Install from the Firefox Add-ons Store or Chrome Web Store.

Option 2: Userscript Manager

| Platform | Supported Browsers | Userscript Manager |
|----------|--------------------|--------------------|
| Desktop | Chrome, Brave, Safari, Firefox, Edge | Tampermonkey, Violentmonkey, Greasemonkey |
| Android | Firefox, Edge | Tampermonkey, Violentmonkey |
| iOS | Safari | Userscript (Free), Tampermonkey (USD 2.99) |

1. Install via Userscript Manager (Alternative):
   • Follow the Greasy Fork tutorial to install one.
     • Or install Tampermonkey (Recommended), Violentmonkey or Greasemonkey on your own
   • Add the Userscript:
     • Greasy Fork (Recommended): Click Here and install the script directly by clicking "Install this script".
     • Otherwise, copy the script directly from taigi-sandhi-visualization.user.js, and paste the code.

Planned Improvements

• Add Chao's Tone letter / Pitch contour for visualization
  • Real-time audio conversion(?)

Credits

• Inspired by https://github.com/Aiuanyu/KIPSutian-autoplay
• Inspired by https://github.com/andreihar/taibun.js

License

This project is licensed under the MIT License.