zenthra-core 0.2.2

// crates/zenthra-core/src/color.rs

#[derive(Debug, Clone, Copy, PartialEq, Default)]
pub struct Color {
    pub r: f32,
    pub g: f32,
    pub b: f32,
    pub a: f32,
}

impl Color {
    pub const WHITE: Self = Self {
        r: 1.0,
        g: 1.0,
        b: 1.0,
        a: 1.0,
    };
    pub const BLACK: Self = Self {
        r: 0.0,
        g: 0.0,
        b: 0.0,
        a: 1.0,
    };
    pub const TRANSPARENT: Self = Self {
        r: 0.0,
        g: 0.0,
        b: 0.0,
        a: 0.0,
    };
    pub const RED: Self = Self {
        r: 1.0,
        g: 0.0,
        b: 0.0,
        a: 1.0,
    };
    pub const GREEN: Self = Self {
        r: 0.0,
        g: 1.0,
        b: 0.0,
        a: 1.0,
    };
    pub const BLUE: Self = Self {
        r: 0.0,
        g: 0.0,
        b: 1.0,
        a: 1.0,
    };

    pub fn rgba(r: f32, g: f32, b: f32, a: f32) -> Self {
        Self { r, g, b, a }
    }

    pub fn rgb(r: f32, g: f32, b: f32) -> Self {
        Self { r, g, b, a: 1.0 }
    }

    /// From 0xRRGGBBAA
    pub fn from_hex(hex: u32) -> Self {
        Self {
            r: ((hex >> 24) & 0xFF) as f32 / 255.0,
            g: ((hex >> 16) & 0xFF) as f32 / 255.0,
            b: ((hex >> 8) & 0xFF) as f32 / 255.0,
            a: (hex & 0xFF) as f32 / 255.0,
        }
    }

    pub fn with_alpha(self, a: f32) -> Self {
        Self { a, ..self }
    }

    pub fn to_array(self) -> [f32; 4] {
        [self.r, self.g, self.b, self.a]
    }
}