Sparkline

Sparkline is for small, dense trend lines.

Sparkline

Smallest example

let spark = Sparkline::new()
    .values([3, 5, 2, 8, 6, 9])
    .max(10)
    .build();

Key builder methods

• .value(...), .values(...)
• .value_opt(...), .values_opt(...)
• .max(...)
• .direction(...)
• .absent_symbol(...), .absent_style(...)