Generates svg data by filling these areas or leaving them empty.

Every area has a probability of about 50% of being filled.
The library performs text to image hashing and if the crate
feature "rand" is enabled can also generate random symbols.
# Examples
Note: Generated icons won't have a white background.
- "Lorem ipsum dolor sit amet"

- "आइकन 🙂 ▒"

- ""

- Example for a random one
