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Rgba #5

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6678ac5
rgba
dmadisetti Jul 3, 2022
30b3c1b
RGB -> RGBA
dmadisetti Jul 3, 2022
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13 changes: 13 additions & 0 deletions src/lib.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -9,12 +9,14 @@ use tui::widgets::{Block, Widget};
pub enum ColorMode {
Luma,
Rgb,
Rgba,
}

const BLOCK_LIGHT: char = '\u{2591}';
const BLOCK_MEDIUM: char = '\u{2592}';
const BLOCK_DARK: char = '\u{2593}';
const BLOCK_FULL: char = '\u{2588}';
const EMPTY: char = ' ';

/// A tui-rs Widget which displays an image.
pub struct Image<'a> {
Expand Down Expand Up @@ -151,6 +153,17 @@ impl<'a> Image<'a> {
(255.0 * b) as u8,
));
}
ColorMode::Rgba => {
if a == 0. {
cell.set_char(EMPTY);
} else {
cell.set_char(BLOCK_FULL).set_fg(Color::Rgb(
(255.0 * r) as u8,
(255.0 * g) as u8,
(255.0 * b) as u8,
));
}
}
}
}
}
Expand Down