tengri/tui/src/tui_content/tui_phat.rs

use crate::*;

/// A cell that takes up 3 rows on its own,
/// but stacks, giving (N+1)*2 rows per N cells.
pub struct Phat<T> {
    pub width:   u16,
    pub height:  u16,
    pub content: T,
    pub colors:  [Color;4],
}

impl<T> Phat<T> {
    pub const LO: &'static str = "▄";
    pub const HI: &'static str = "▀";
    /// A phat line
    pub fn lo (fg: Color, bg: Color) -> impl Content<TuiOut> { Fixed::Y(1, Tui::fg_bg(fg, bg, RepeatH(Self::LO))) }
    /// A phat line
    pub fn hi (fg: Color, bg: Color) -> impl Content<TuiOut> { Fixed::Y(1, Tui::fg_bg(fg, bg, RepeatH(Self::HI))) }
}

impl<T: Content<TuiOut>> HasContent<TuiOut> for Phat<T> {
    fn content (&self) -> impl Content<TuiOut> {
        let [fg, bg, hi, lo] = self.colors;
        let top = Fixed::Y(1, Self::lo(bg, hi));
        let low = Fixed::Y(1, Self::hi(bg, lo));
        let content = Tui::fg_bg(fg, bg, &self.content);
        Min::XY(self.width, self.height, Bsp::s(top, Bsp::n(low, Fill::XY(content))))
    }
}