v-rocs Bi-di - Bi-directional Rendering

Complements v-rocs Core with standards compliant support for bi-directional text

v-rocs Bi-di is pre-integrated and bundled with v-rocs and language modules. It provides bi-directional support complementing language modules for Urdu, Arabic etc

Example:

Features

• Completely written in C
• Pre-integrated with v-rocs Core
• Very easy to integrate in mobile phone platforms
• Full Unicode 5.1 Support
• Automatically senses writing direction
• Adds unnoticeable performance penalty to left-to-right-only text
• Unicode AUX #9 bi-directional algorithm rule set and AUX #14 line break algorithm
• Efficient line sort algorithm
• Full bi-di support in two steps
• Easy to determine writing direction of a word
• Includes bi-di mirroring of existing Unicode pairs according to Unicode 5.1
• Will retain combine mark order so the render pipeline doesn't need to know which direction the word is written in
• Easy to bypass when not using bi-di in the text, yet due to the code efficiency this is not necessary

v-rocs Core + v-rocs B-di

v-rocs Bi-di adds handling of bi-directional text to v-rocs Core, and as it's pre-integrated there's no extra work involved. It's used with language modules and fonts for right-to-left languages.

Availability

v-rocs Bi-di is available now with Urdu. More languages will be available later.