pub fn measure_text_with_fallback(
text: &str,
font: &Font,
emoji_font: &Option<Font>,
letter_spacing: f32,
) -> f32Expand description
Measure the width of a text line with emoji-font and glyph-coverage
fallback (#3, #8) — mirrors draw_text_with_fallback run-for-run so
the width this returns always matches what actually gets painted.