scrin 0.1.37

A terminal UI toolkit with panes, widgets, overlays, animations, and Aisling-powered effects/loaders.
Documentation 
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use crate::core::color::Color;

#[derive(Debug, Clone, Copy, PartialEq)]
pub struct Style {
    pub fg: Option<Color>,
    pub bg: Option<Color>,
    pub bold: bool,
    pub italic: bool,
    pub underlined: bool,
    pub dim: bool,
}

impl Style {
    pub const fn new() -> Self {
        Self {
            fg: None,
            bg: None,
            bold: false,
            italic: false,
            underlined: false,
            dim: false,
        }
    }

    pub const fn fg(mut self, fg: Color) -> Self {
        self.fg = Some(fg);
        self
    }

    pub const fn bg(mut self, bg: Color) -> Self {
        self.bg = Some(bg);
        self
    }

    pub const fn bold(mut self) -> Self {
        self.bold = true;
        self
    }

    pub const fn italic(mut self) -> Self {
        self.italic = true;
        self
    }

    pub const fn underlined(mut self) -> Self {
        self.underlined = true;
        self
    }

    pub const fn dim(mut self) -> Self {
        self.dim = true;
        self
    }

    pub fn merge(&self, other: &Style) -> Style {
        Style {
            fg: other.fg.or(self.fg),
            bg: other.bg.or(self.bg),
            bold: self.bold || other.bold,
            italic: self.italic || other.italic,
            underlined: self.underlined || other.underlined,
            dim: self.dim || other.dim,
        }
    }

    pub fn fg_or_default(&self) -> Color {
        self.fg.unwrap_or(Color::WHITE)
    }
}

impl Default for Style {
    fn default() -> Self {
        Self::new()
    }
}

impl From<Color> for Style {
    fn from(c: Color) -> Self {
        Style::new().fg(c)
    }
}