rust_pixel 2.4.0

// RustPixel
// copyright zipxing@hotmail.com 2022～2026

//! Defines styles color

use crate::render::style::ColorPro;
#[cfg(not(any(graphics_backend, mobile, wasm)))]
use crossterm::style::Color as CColor;
use serde::{Deserialize, Serialize};

#[derive(Debug, Clone, Copy, PartialEq, Serialize, Deserialize)]
pub enum Color {
    Reset,
    Black,
    Red,
    Green,
    Yellow,
    Blue,
    Magenta,
    Cyan,
    Gray,
    DarkGray,
    LightRed,
    LightGreen,
    LightYellow,
    LightBlue,
    LightMagenta,
    LightCyan,
    White,
    Rgba(u8, u8, u8, u8),
    Indexed(u8),
}

impl Color {
    pub fn get_rgba(self) -> (u8, u8, u8, u8) {
        let cidx: usize = match self {
            Color::Reset => 8,
            Color::Black => 0,
            Color::Red => 1,
            Color::Green => 2,
            Color::Yellow => 3,
            Color::Blue => 4,
            Color::Magenta => 5,
            Color::Cyan => 6,
            Color::Gray => 7,
            Color::DarkGray => 8,
            Color::LightRed => 9,
            Color::LightGreen => 10,
            Color::LightYellow => 11,
            Color::LightBlue => 12,
            Color::LightMagenta => 13,
            Color::LightCyan => 14,
            Color::White => 15,
            Color::Indexed(i) => i as usize,
            Color::Rgba(r, g, b, a) => return (r, g, b, a),
        };
        (
            ANSI_COLOR_RGB[cidx][0],
            ANSI_COLOR_RGB[cidx][1],
            ANSI_COLOR_RGB[cidx][2],
            255,
        )
    }
}

#[cfg(not(any(graphics_backend, mobile, wasm)))]
impl From<Color> for CColor {
    fn from(color: Color) -> Self {
        match color {
            Color::Reset => CColor::Reset,
            Color::Black => CColor::Black,
            Color::Red => CColor::DarkRed,
            Color::Green => CColor::DarkGreen,
            Color::Yellow => CColor::DarkYellow,
            Color::Blue => CColor::DarkBlue,
            Color::Magenta => CColor::DarkMagenta,
            Color::Cyan => CColor::DarkCyan,
            Color::Gray => CColor::Grey,
            Color::DarkGray => CColor::DarkGrey,
            Color::LightRed => CColor::Red,
            Color::LightGreen => CColor::Green,
            Color::LightBlue => CColor::Blue,
            Color::LightYellow => CColor::Yellow,
            Color::LightMagenta => CColor::Magenta,
            Color::LightCyan => CColor::Cyan,
            Color::White => CColor::White,
            Color::Indexed(i) => CColor::AnsiValue(i),
            Color::Rgba(r, g, b, _a) => CColor::Rgb { r, g, b },
        }
    }
}

impl From<Color> for u8 {
    fn from(color: Color) -> Self {
        match color {
            Color::Reset => 0,
            Color::Black => 0,
            Color::Red => 1,
            Color::Green => 2,
            Color::Yellow => 3,
            Color::Blue => 4,
            Color::Magenta => 5,
            Color::Cyan => 6,
            Color::Gray => 7,
            Color::DarkGray => 8,
            Color::LightRed => 9,
            Color::LightGreen => 10,
            Color::LightBlue => 11,
            Color::LightYellow => 12,
            Color::LightMagenta => 13,
            Color::LightCyan => 14,
            Color::White => 15,
            Color::Indexed(i) => i,
            Color::Rgba(r, g, b, _a) => get_u8_rgb(r, g, b),
        }
    }
}

impl From<ColorPro> for Color {
    fn from(cpro: ColorPro) -> Self {
        let (r, g, b, _a) = cpro.get_srgba_u8();
        Color::Rgba(r, g, b, 255)
    }
}

fn get_u8_rgb(r: u8, g: u8, b: u8) -> u8 {
    let ret = 0;
    for (i, item) in ANSI_COLOR_RGB.iter().enumerate() {
        if item[0] == r && item[1] == g && item[2] == b {
            return i as u8;
        }
    }
    ret
}

// Base 16 colors optimized for better contrast in graphics mode
// These values are brighter than standard ANSI to match modern terminal color schemes
pub const ANSI_COLOR_RGB: [[u8; 3]; 256] = [
    [0, 0, 0],         // 0: Black
    [205, 49, 49],     // 1: Red (brighter)
    [13, 188, 121],    // 2: Green (brighter)
    [229, 229, 16],    // 3: Yellow (brighter)
    [36, 114, 200],    // 4: Blue (brighter)
    [188, 63, 188],    // 5: Magenta (brighter)
    [17, 168, 205],    // 6: Cyan (brighter)
    [229, 229, 229],   // 7: Gray (brighter)
    [102, 102, 102],   // 8: DarkGray
    [241, 76, 76],     // 9: LightRed
    [35, 209, 139],    // 10: LightGreen
    [245, 245, 67],    // 11: LightYellow
    [59, 142, 234],    // 12: LightBlue
    [214, 112, 214],   // 13: LightMagenta
    [41, 184, 219],    // 14: LightCyan
    [255, 255, 255],   // 15: White
    [0, 0, 0],
    [0, 0, 95],
    [0, 0, 135],
    [0, 0, 175],
    [0, 0, 215],
    [0, 0, 255],
    [0, 95, 0],
    [0, 95, 95],
    [0, 95, 135],
    [0, 95, 175],
    [0, 95, 215],
    [0, 95, 255],
    [0, 135, 0],
    [0, 135, 95],
    [0, 135, 135],
    [0, 135, 175],
    [0, 135, 215],
    [0, 135, 255],
    [0, 175, 0],
    [0, 175, 95],
    [0, 175, 135],
    [0, 175, 175],
    [0, 175, 215],
    [0, 175, 255],
    [0, 215, 0],
    [0, 215, 95],
    [0, 215, 135],
    [0, 215, 175],
    [0, 215, 215],
    [0, 215, 255],
    [0, 255, 0],
    [0, 255, 95],
    [0, 255, 135],
    [0, 255, 175],
    [0, 255, 215],
    [0, 255, 255],
    [95, 0, 0],
    [95, 0, 95],
    [95, 0, 135],
    [95, 0, 175],
    [95, 0, 215],
    [95, 0, 255],
    [95, 95, 0],
    [95, 95, 95],
    [95, 95, 135],
    [95, 95, 175],
    [95, 95, 215],
    [95, 95, 255],
    [95, 135, 0],
    [95, 135, 95],
    [95, 135, 135],
    [95, 135, 175],
    [95, 135, 215],
    [95, 135, 255],
    [95, 175, 0],
    [95, 175, 95],
    [95, 175, 135],
    [95, 175, 175],
    [95, 175, 215],
    [95, 175, 255],
    [95, 215, 0],
    [95, 215, 95],
    [95, 215, 135],
    [95, 215, 175],
    [95, 215, 215],
    [95, 215, 255],
    [95, 255, 0],
    [95, 255, 95],
    [95, 255, 135],
    [95, 255, 175],
    [95, 255, 215],
    [95, 255, 255],
    [135, 0, 0],
    [135, 0, 95],
    [135, 0, 135],
    [135, 0, 175],
    [135, 0, 215],
    [135, 0, 255],
    [135, 95, 0],
    [135, 95, 95],
    [135, 95, 135],
    [135, 95, 175],
    [135, 95, 215],
    [135, 95, 255],
    [135, 135, 0],
    [135, 135, 95],
    [135, 135, 135],
    [135, 135, 175],
    [135, 135, 215],
    [135, 135, 255],
    [135, 175, 0],
    [135, 175, 95],
    [135, 175, 135],
    [135, 175, 175],
    [135, 175, 215],
    [135, 175, 255],
    [135, 215, 0],
    [135, 215, 95],
    [135, 215, 135],
    [135, 215, 175],
    [135, 215, 215],
    [135, 215, 255],
    [135, 255, 0],
    [135, 255, 95],
    [135, 255, 135],
    [135, 255, 175],
    [135, 255, 215],
    [135, 255, 255],
    [175, 0, 0],
    [175, 0, 95],
    [175, 0, 135],
    [175, 0, 175],
    [175, 0, 215],
    [175, 0, 255],
    [175, 95, 0],
    [175, 95, 95],
    [175, 95, 135],
    [175, 95, 175],
    [175, 95, 215],
    [175, 95, 255],
    [175, 135, 0],
    [175, 135, 95],
    [175, 135, 135],
    [175, 135, 175],
    [175, 135, 215],
    [175, 135, 255],
    [175, 175, 0],
    [175, 175, 95],
    [175, 175, 135],
    [175, 175, 175],
    [175, 175, 215],
    [175, 175, 255],
    [175, 215, 0],
    [175, 215, 95],
    [175, 215, 135],
    [175, 215, 175],
    [175, 215, 215],
    [175, 215, 255],
    [175, 255, 0],
    [175, 255, 95],
    [175, 255, 135],
    [175, 255, 175],
    [175, 255, 215],
    [175, 255, 255],
    [215, 0, 0],
    [215, 0, 95],
    [215, 0, 135],
    [215, 0, 175],
    [215, 0, 215],
    [215, 0, 255],
    [215, 95, 0],
    [215, 95, 95],
    [215, 95, 135],
    [215, 95, 175],
    [215, 95, 215],
    [215, 95, 255],
    [215, 135, 0],
    [215, 135, 95],
    [215, 135, 135],
    [215, 135, 175],
    [215, 135, 215],
    [215, 135, 255],
    [215, 175, 0],
    [215, 175, 95],
    [215, 175, 135],
    [215, 175, 175],
    [215, 175, 215],
    [215, 175, 255],
    [215, 215, 0],
    [215, 215, 95],
    [215, 215, 135],
    [215, 215, 175],
    [215, 215, 215],
    [215, 215, 255],
    [215, 255, 0],
    [215, 255, 95],
    [215, 255, 135],
    [215, 255, 175],
    [215, 255, 215],
    [215, 255, 255],
    [255, 0, 0],
    [255, 0, 95],
    [255, 0, 135],
    [255, 0, 175],
    [255, 0, 215],
    [255, 0, 255],
    [255, 95, 0],
    [255, 95, 95],
    [255, 95, 135],
    [255, 95, 175],
    [255, 95, 215],
    [255, 95, 255],
    [255, 135, 0],
    [255, 135, 95],
    [255, 135, 135],
    [255, 135, 175],
    [255, 135, 215],
    [255, 135, 255],
    [255, 175, 0],
    [255, 175, 95],
    [255, 175, 135],
    [255, 175, 175],
    [255, 175, 215],
    [255, 175, 255],
    [255, 215, 0],
    [255, 215, 95],
    [255, 215, 135],
    [255, 215, 175],
    [255, 215, 215],
    [255, 215, 255],
    [255, 255, 0],
    [255, 255, 95],
    [255, 255, 135],
    [255, 255, 175],
    [255, 255, 215],
    [255, 255, 255],
    [8, 8, 8],
    [18, 18, 18],
    [28, 28, 28],
    [38, 38, 38],
    [48, 48, 48],
    [58, 58, 58],
    [68, 68, 68],
    [78, 78, 78],
    [88, 88, 88],
    [98, 98, 98],
    [108, 108, 108],
    [118, 118, 118],
    [128, 128, 128],
    [138, 138, 138],
    [148, 148, 148],
    [158, 158, 158],
    [168, 168, 168],
    [178, 178, 178],
    [188, 188, 188],
    [198, 198, 198],
    [208, 208, 208],
    [218, 218, 218],
    [228, 228, 228],
    [238, 238, 238],
];