Lazaro is an screen reader for Pharo, what was the experience to port it to Cuis.

1. Lázaro Cuis
A Screen reader for cuis

2. Background
- Pharo is a great tool, but it's too complex.
- Cuis is a small and simple environment.
- With Cuis University we have more control over the tool.
- We've introduced Refactors, Denotative Objects and lots of improvements like the recover.

3. What is a TTS
Text
Sanitize the text
(replace abbreviations and
symbols and numbers to
words)
Replace the words by
phonetic transcriptions
Reproduce a sound for
each phoneme

4. Some popular TTS
eSpeak Orca
macTTS

5. Lazaro Cuis internals
- How can I make Cuis to speak?
- Generate a text that represents the current morph on focus.

6. Lazaro Cuis internals - Current design issues
- Coupled to the `say` command.

7. Lazaro Cuis internals - Current design issues
- Coupled to the `say` command.
- Keyboard navigation is not complete.

8. Lazaro Cuis internals - Current design issues
- Coupled to the `say` command.
- Keyboard navigation is not complete.
- We are just translating what's happening on the screen rather than providing
useful information to the user.

9. Lessons learned
- The importance of clear documentation.
- Despite of Morph is a framework with a lot of years, there is not a single
source of information with all the needed knowledge about events.

10. What's next
Start thinking in Lazaro users UX rather than read morphs
content.
- Develop a common interface to interact with the system.
- In a distant future: allow users to use it with natural language.

11. Some numbers
● Number of extension
methods: 22.
● Total number of
methods: 30.

12. Questions?

13. Thanks!