kiln/kiln-tui/src/utils.rs

use color::Rgba8;
use ratatui::layout::Rect;
use ratatui::prelude::Color;

/// Converts a core [`Rgba8`] color into a ratatui truecolor [`Color`].
///
/// The alpha channel is dropped — terminals have no per-cell alpha. Truecolor
/// requires terminal support; terminals limited to 256 colors approximate it.
pub fn rgba8_to_color(c: Rgba8) -> Color {
    Color::Rgb(c.r, c.g, c.b)
}

/// Returns true if two `Rect`s share at least one cell.
pub fn rects_overlap(a: Rect, b: Rect) -> bool {
    a.x < b.x + b.width && b.x < a.x + a.width && a.y < b.y + b.height && b.y < a.y + a.height
}