43 lines
1.4 KiB
Rust
43 lines
1.4 KiB
Rust
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use color::Rgba8;
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use ratatui::layout::Rect;
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use ratatui::prelude::{Color, Line, Span, Style};
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use kiln_core::log::LogLine;
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/// Converts a core [`Rgba8`] color into a ratatui truecolor [`Color`].
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///
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/// The alpha channel is dropped — terminals have no per-cell alpha. Truecolor
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/// requires terminal support; terminals limited to 256 colors approximate it.
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pub fn rgba8_to_color(c: Rgba8) -> Color {
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Color::Rgb(c.r, c.g, c.b)
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}
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/// Converts a core [`LogLine`] into a styled ratatui [`Line`] for display.
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///
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/// Each [`LogSpan`](kiln_core::log::LogSpan) becomes a ratatui [`Span`]; a span's
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/// foreground/background color is applied only when present, so `None` colors
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/// inherit the surrounding (default) style.
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pub fn logline_to_line(line: &LogLine) -> Line<'static> {
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let spans = line
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.spans
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.iter()
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.map(|s| {
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let mut style = Style::default();
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if let Some(fg) = s.fg {
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style = style.fg(rgba8_to_color(fg));
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}
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if let Some(bg) = s.bg {
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style = style.bg(rgba8_to_color(bg));
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}
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Span::styled(s.text.clone(), style)
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})
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.collect::<Vec<_>>();
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Line::from(spans)
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}
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/// Returns true if two `Rect`s share at least one cell.
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pub fn rects_overlap(a: Rect, b: Rect) -> bool {
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a.x < b.x + b.width
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&& b.x < a.x + a.width
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&& a.y < b.y + b.height
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&& b.y < a.y + a.height
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}
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