use std::str::FromStr; /// rgba(255, 255, 255, 1.0) /// 012345 /// rgb(255, 255, 255, 1.0) /// 01234 pub fn parse_rgba(s: &str, parse_alpha: bool) -> Result<(u8, u8, u8, u8), String> { let start_idx = if parse_alpha { 5 } else { 4 }; let v: Vec = s[start_idx..(s.len() - 1)] .split(',') .map(|s| s.to_string()) .collect(); let r = v .get(0) .ok_or_else(|| format!("invalid color {:?}", s)) .and_then(|s| s.parse().map_err(|_| format!("invalid color {:?}", s)))?; let g = v .get(1) .ok_or_else(|| format!("invalid color {:?}", s)) .and_then(|s| s.parse().map_err(|_| format!("invalid color {:?}", s)))?; let b = v .get(2) .ok_or_else(|| format!("invalid color {:?}", s)) .and_then(|s| s.parse().map_err(|_| format!("invalid color {:?}", s)))?; let a = if parse_alpha { (v.get(3) .ok_or_else(|| format!("invalid color {:?}", s)) .and_then(|s| { s.parse::() .map_err(|_| format!("invalid color {:?}", s)) })? * 255f64) as u8 } else { 255 }; Ok((r, g, b, a)) } /// hsla(360, 100%, 100%, 1.0) /// 012345 /// hsl(360, 100%, 100%, 1.0) /// 01234 pub fn parse_hsla(given: &str, parse_alpha: bool) -> Result<(u16, u8, u8, f64), String> { let start_idx = if parse_alpha { 5 } else { 4 }; let v: Vec = given[start_idx..(given.len() - 1)] .split(',') .map(|s| s.to_string()) .collect(); let h = v .get(0) .ok_or_else(|| format!("invalid color {:?}", given)) .and_then(|s| s.parse().map_err(|_| format!("invalid color {:?}", given)))?; let s = parse_percent(given, v.get(1))?; let l = parse_percent(given, v.get(2))?; let a = if parse_alpha { v.get(3) .ok_or_else(|| format!("invalid color {:?}", given)) .and_then(|s| { s.parse::() .map_err(|_| format!("invalid color {:?}", given)) })? } else { 1.0f64 }; Ok((h, s, l, a)) } fn parse_percent(s: &str, v: Option<&String>) -> Result { v.ok_or_else(|| format!("invalid color {:?}", s)) .and_then(|s| { if s.ends_with('%') { Ok(s[0..(s.len() - 1)].to_string()) } else { Err(format!("invalid color {:?}", s)) } }) .and_then(|s| { s.parse::() .map_err(|_| format!("invalid color {:?}", s)) }) } pub enum Color { AliceBlue, AntiqueWhite, Aqua, Aquamarine, Azure, Beige, Bisque, Black, BlanchedAlmond, Blue, BlueViolet, Brown, BurlyWood, CadetBlue, Chartreuse, Chocolate, Coral, CornflowerBlue, Cornsilk, Crimson, Cyan, DarkBlue, DarkCyan, DarkGoldenRod, DarkGray, DarkGrey, DarkGreen, DarkKhaki, DarkMagenta, DarkOliveGreen, DarkOrange, DarkOrchid, DarkRed, DarkSalmon, DarkSeaGreen, DarkSlateBlue, DarkSlateGray, DarkSlateGrey, DarkTurquoise, DarkViolet, DeepPink, DeepSkyBlue, DimGray, DimGrey, DodgerBlue, FireBrick, FloralWhite, ForestGreen, Fuchsia, Gainsboro, GhostWhite, Gold, GoldenRod, Gray, Grey, Green, GreenYellow, HoneyDew, HotPink, IndianRed, Indigo, Ivory, Khaki, Lavender, LavenderBlush, LawnGreen, LemonChiffon, LightBlue, LightCoral, LightCyan, LightGoldenRodYellow, LightGray, LightGrey, LightGreen, LightPink, LightSalmon, LightSeaGreen, LightSkyBlue, LightSlateGray, LightSlateGrey, LightSteelBlue, LightYellow, Lime, LimeGreen, Linen, Magenta, Maroon, MediumAquaMarine, MediumBlue, MediumOrchid, MediumPurple, MediumSeaGreen, MediumSlateBlue, MediumSpringGreen, MediumTurquoise, MediumVioletRed, MidnightBlue, MintCream, MistyRose, Moccasin, NavajoWhite, Navy, OldLace, Olive, OliveDrab, Orange, OrangeRed, Orchid, PaleGoldenRod, PaleGreen, PaleTurquoise, PaleVioletRed, PapayaWhip, PeachPuff, Peru, Pink, Plum, PowderBlue, Purple, RebeccaPurple, Red, RosyBrown, RoyalBlue, SaddleBrown, Salmon, SandyBrown, SeaGreen, SeaShell, Sienna, Silver, SkyBlue, SlateBlue, SlateGray, SlateGrey, Snow, SpringGreen, SteelBlue, Tan, Teal, Thistle, Tomato, Turquoise, Violet, Wheat, White, WhiteSmoke, Yellow, YellowGreen, } impl ToString for Color { fn to_string(&self) -> String { match self { Color::AliceBlue => "AliceBlue", Color::AntiqueWhite => "AntiqueWhite", Color::Aqua => "Aqua", Color::Aquamarine => "Aquamarine", Color::Azure => "Azure", Color::Beige => "Beige", Color::Bisque => "Bisque", Color::Black => "Black", Color::BlanchedAlmond => "BlanchedAlmond", Color::Blue => "Blue", Color::BlueViolet => "BlueViolet", Color::Brown => "Brown", Color::BurlyWood => "BurlyWood", Color::CadetBlue => "CadetBlue", Color::Chartreuse => "Chartreuse", Color::Chocolate => "Chocolate", Color::Coral => "Coral", Color::CornflowerBlue => "CornflowerBlue", Color::Cornsilk => "Cornsilk", Color::Crimson => "Crimson", Color::Cyan => "Cyan", Color::DarkBlue => "DarkBlue", Color::DarkCyan => "DarkCyan", Color::DarkGoldenRod => "DarkGoldenRod", Color::DarkGray => "DarkGray", Color::DarkGrey => "DarkGrey", Color::DarkGreen => "DarkGreen", Color::DarkKhaki => "DarkKhaki", Color::DarkMagenta => "DarkMagenta", Color::DarkOliveGreen => "DarkOliveGreen", Color::DarkOrange => "DarkOrange", Color::DarkOrchid => "DarkOrchid", Color::DarkRed => "DarkRed", Color::DarkSalmon => "DarkSalmon", Color::DarkSeaGreen => "DarkSeaGreen", Color::DarkSlateBlue => "DarkSlateBlue", Color::DarkSlateGray => "DarkSlateGray", Color::DarkSlateGrey => "DarkSlateGrey", Color::DarkTurquoise => "DarkTurquoise", Color::DarkViolet => "DarkViolet", Color::DeepPink => "DeepPink", Color::DeepSkyBlue => "DeepSkyBlue", Color::DimGray => "DimGray", Color::DimGrey => "DimGrey", Color::DodgerBlue => "DodgerBlue", Color::FireBrick => "FireBrick", Color::FloralWhite => "FloralWhite", Color::ForestGreen => "ForestGreen", Color::Fuchsia => "Fuchsia", Color::Gainsboro => "Gainsboro", Color::GhostWhite => "GhostWhite", Color::Gold => "Gold", Color::GoldenRod => "GoldenRod", Color::Gray => "Gray", Color::Grey => "Grey", Color::Green => "Green", Color::GreenYellow => "GreenYellow", Color::HoneyDew => "HoneyDew", Color::HotPink => "HotPink", Color::IndianRed => "IndianRed", Color::Indigo => "Indigo", Color::Ivory => "Ivory", Color::Khaki => "Khaki", Color::Lavender => "Lavender", Color::LavenderBlush => "LavenderBlush", Color::LawnGreen => "LawnGreen", Color::LemonChiffon => "LemonChiffon", Color::LightBlue => "LightBlue", Color::LightCoral => "LightCoral", Color::LightCyan => "LightCyan", Color::LightGoldenRodYellow => "LightGoldenRodYellow", Color::LightGray => "LightGray", Color::LightGrey => "LightGrey", Color::LightGreen => "LightGreen", Color::LightPink => "LightPink", Color::LightSalmon => "LightSalmon", Color::LightSeaGreen => "LightSeaGreen", Color::LightSkyBlue => "LightSkyBlue", Color::LightSlateGray => "LightSlateGray", Color::LightSlateGrey => "LightSlateGrey", Color::LightSteelBlue => "LightSteelBlue", Color::LightYellow => "LightYellow", Color::Lime => "Lime", Color::LimeGreen => "LimeGreen", Color::Linen => "Linen", Color::Magenta => "Magenta", Color::Maroon => "Maroon", Color::MediumAquaMarine => "MediumAquaMarine", Color::MediumBlue => "MediumBlue", Color::MediumOrchid => "MediumOrchid", Color::MediumPurple => "MediumPurple", Color::MediumSeaGreen => "MediumSeaGreen", Color::MediumSlateBlue => "MediumSlateBlue", Color::MediumSpringGreen => "MediumSpringGreen", Color::MediumTurquoise => "MediumTurquoise", Color::MediumVioletRed => "MediumVioletRed", Color::MidnightBlue => "MidnightBlue", Color::MintCream => "MintCream", Color::MistyRose => "MistyRose", Color::Moccasin => "Moccasin", Color::NavajoWhite => "NavajoWhite", Color::Navy => "Navy", Color::OldLace => "OldLace", Color::Olive => "Olive", Color::OliveDrab => "OliveDrab", Color::Orange => "Orange", Color::OrangeRed => "OrangeRed", Color::Orchid => "Orchid", Color::PaleGoldenRod => "PaleGoldenRod", Color::PaleGreen => "PaleGreen", Color::PaleTurquoise => "PaleTurquoise", Color::PaleVioletRed => "PaleVioletRed", Color::PapayaWhip => "PapayaWhip", Color::PeachPuff => "PeachPuff", Color::Peru => "Peru", Color::Pink => "Pink", Color::Plum => "Plum", Color::PowderBlue => "PowderBlue", Color::Purple => "Purple", Color::RebeccaPurple => "RebeccaPurple", Color::Red => "Red", Color::RosyBrown => "RosyBrown", Color::RoyalBlue => "RoyalBlue", Color::SaddleBrown => "SaddleBrown", Color::Salmon => "Salmon", Color::SandyBrown => "SandyBrown", Color::SeaGreen => "SeaGreen", Color::SeaShell => "SeaShell", Color::Sienna => "Sienna", Color::Silver => "Silver", Color::SkyBlue => "SkyBlue", Color::SlateBlue => "SlateBlue", Color::SlateGray => "SlateGray", Color::SlateGrey => "SlateGrey", Color::Snow => "Snow", Color::SpringGreen => "SpringGreen", Color::SteelBlue => "SteelBlue", Color::Tan => "Tan", Color::Teal => "Teal", Color::Thistle => "Thistle", Color::Tomato => "Tomato", Color::Turquoise => "Turquoise", Color::Violet => "Violet", Color::Wheat => "Wheat", Color::White => "White", Color::WhiteSmoke => "WhiteSmoke", Color::Yellow => "Yellow", Color::YellowGreen => "YellowGreen", } .to_string() } } impl Color { pub fn to_hex(&self) -> String { match self { Color::AliceBlue => "#f0f8ff", Color::AntiqueWhite => "#faebd7", Color::Aqua => "#00ffff", Color::Aquamarine => "#7fffd4", Color::Azure => "#f0ffff", Color::Beige => "#f5f5dc", Color::Bisque => "#ffe4c4", Color::Black => "#000000", Color::BlanchedAlmond => "#ffebcd", Color::Blue => "#0000ff", Color::BlueViolet => "#8a2be2", Color::Brown => "#a52a2a", Color::BurlyWood => "#deb887", Color::CadetBlue => "#5f9ea0", Color::Chartreuse => "#7fff00", Color::Chocolate => "#d2691e", Color::Coral => "#ff7f50", Color::CornflowerBlue => "#6495ed", Color::Cornsilk => "#fff8dc", Color::Crimson => "#dc143c", Color::Cyan => "#00ffff", Color::DarkBlue => "#00008b", Color::DarkCyan => "#008b8b", Color::DarkGoldenRod => "#b8860b", Color::DarkGray => "#a9a9a9", Color::DarkGrey => "#a9a9a9", Color::DarkGreen => "#006400", Color::DarkKhaki => "#bdb76b", Color::DarkMagenta => "#8b008b", Color::DarkOliveGreen => "#556b2f", Color::DarkOrange => "#ff8c00", Color::DarkOrchid => "#9932cc", Color::DarkRed => "#8b0000", Color::DarkSalmon => "#e9967a", Color::DarkSeaGreen => "#8fbc8f", Color::DarkSlateBlue => "#483d8b", Color::DarkSlateGray => "#2f4f4f", Color::DarkSlateGrey => "#2f4f4f", Color::DarkTurquoise => "#00ced1", Color::DarkViolet => "#9400d3", Color::DeepPink => "#ff1493", Color::DeepSkyBlue => "#00bfff", Color::DimGray => "#696969", Color::DimGrey => "#696969", Color::DodgerBlue => "#1e90ff", Color::FireBrick => "#b22222", Color::FloralWhite => "#fffaf0", Color::ForestGreen => "#228b22", Color::Fuchsia => "#ff00ff", Color::Gainsboro => "#dcdcdc", Color::GhostWhite => "#f8f8ff", Color::Gold => "#ffd700", Color::GoldenRod => "#daa520", Color::Gray => "#808080", Color::Grey => "#808080", Color::Green => "#008000", Color::GreenYellow => "#adff2f", Color::HoneyDew => "#f0fff0", Color::HotPink => "#ff69b4", Color::IndianRed => "#cd5c5c", Color::Indigo => "#4b0082", Color::Ivory => "#fffff0", Color::Khaki => "#f0e68c", Color::Lavender => "#e6e6fa", Color::LavenderBlush => "#fff0f5", Color::LawnGreen => "#7cfc00", Color::LemonChiffon => "#fffacd", Color::LightBlue => "#add8e6", Color::LightCoral => "#f08080", Color::LightCyan => "#e0ffff", Color::LightGoldenRodYellow => "#fafad2", Color::LightGray => "#d3d3d3", Color::LightGrey => "#d3d3d3", Color::LightGreen => "#90ee90", Color::LightPink => "#ffb6c1", Color::LightSalmon => "#ffa07a", Color::LightSeaGreen => "#20b2aa", Color::LightSkyBlue => "#87cefa", Color::LightSlateGray => "#778899", Color::LightSlateGrey => "#778899", Color::LightSteelBlue => "#b0c4de", Color::LightYellow => "#ffffe0", Color::Lime => "#00ff00", Color::LimeGreen => "#32cd32", Color::Linen => "#faf0e6", Color::Magenta => "#ff00ff", Color::Maroon => "#800000", Color::MediumAquaMarine => "#66cdaa", Color::MediumBlue => "#0000cd", Color::MediumOrchid => "#ba55d3", Color::MediumPurple => "#9370db", Color::MediumSeaGreen => "#3cb371", Color::MediumSlateBlue => "#7b68ee", Color::MediumSpringGreen => "#00fa9a", Color::MediumTurquoise => "#48d1cc", Color::MediumVioletRed => "#c71585", Color::MidnightBlue => "#191970", Color::MintCream => "#f5fffa", Color::MistyRose => "#ffe4e1", Color::Moccasin => "#ffe4b5", Color::NavajoWhite => "#ffdead", Color::Navy => "#000080", Color::OldLace => "#fdf5e6", Color::Olive => "#808000", Color::OliveDrab => "#6b8e23", Color::Orange => "#ffa500", Color::OrangeRed => "#ff4500", Color::Orchid => "#da70d6", Color::PaleGoldenRod => "#eee8aa", Color::PaleGreen => "#98fb98", Color::PaleTurquoise => "#afeeee", Color::PaleVioletRed => "#db7093", Color::PapayaWhip => "#ffefd5", Color::PeachPuff => "#ffdab9", Color::Peru => "#cd853f", Color::Pink => "#ffc0cb", Color::Plum => "#dda0dd", Color::PowderBlue => "#b0e0e6", Color::Purple => "#800080", Color::RebeccaPurple => "#663399", Color::Red => "#ff0000", Color::RosyBrown => "#bc8f8f", Color::RoyalBlue => "#4169e1", Color::SaddleBrown => "#8b4513", Color::Salmon => "#fa8072", Color::SandyBrown => "#f4a460", Color::SeaGreen => "#2e8b57", Color::SeaShell => "#fff5ee", Color::Sienna => "#a0522d", Color::Silver => "#c0c0c0", Color::SkyBlue => "#87ceeb", Color::SlateBlue => "#6a5acd", Color::SlateGray => "#708090", Color::SlateGrey => "#708090", Color::Snow => "#fffafa", Color::SpringGreen => "#00ff7f", Color::SteelBlue => "#4682b4", Color::Tan => "#d2b48c", Color::Teal => "#008080", Color::Thistle => "#d8bfd8", Color::Tomato => "#ff6347", Color::Turquoise => "#40e0d0", Color::Violet => "#ee82ee", Color::Wheat => "#f5deb3", Color::White => "#ffffff", Color::WhiteSmoke => "#f5f5f5", Color::Yellow => "#ffff00", Color::YellowGreen => "#9acd32", } .to_string() } } impl FromStr for Color { type Err = String; fn from_str(s: &str) -> Result { let m = if s.starts_with('#') { s.to_lowercase() } else { s.to_string() }; let c = match m.as_str() { "AliceBlue" | "#f0f8ff" => Color::AliceBlue, "AntiqueWhite" | "#faebd7" => Color::AntiqueWhite, "Aqua" | "#00ffff" => Color::Aqua, "Aquamarine" | "#7fffd4" => Color::Aquamarine, "Azure" | "#f0ffff" => Color::Azure, "Beige" | "#f5f5dc" => Color::Beige, "Bisque" | "#ffe4c4" => Color::Bisque, "Black" | "#000000" => Color::Black, "BlanchedAlmond" | "#ffebcd" => Color::BlanchedAlmond, "Blue" | "#0000ff" => Color::Blue, "BlueViolet" | "#8a2be2" => Color::BlueViolet, "Brown" | "#a52a2a" => Color::Brown, "BurlyWood" | "#deb887" => Color::BurlyWood, "CadetBlue" | "#5f9ea0" => Color::CadetBlue, "Chartreuse" | "#7fff00" => Color::Chartreuse, "Chocolate" | "#d2691e" => Color::Chocolate, "Coral" | "#ff7f50" => Color::Coral, "CornflowerBlue" | "#6495ed" => Color::CornflowerBlue, "Cornsilk" | "#fff8dc" => Color::Cornsilk, "Crimson" | "#dc143c" => Color::Crimson, "Cyan" | "#00ffff" => Color::Cyan, "DarkBlue" | "#00008b" => Color::DarkBlue, "DarkCyan" | "#008b8b" => Color::DarkCyan, "DarkGoldenRod" | "#b8860b" => Color::DarkGoldenRod, "DarkGray" | "#a9a9a9" => Color::DarkGray, "DarkGrey" | "#a9a9a9" => Color::DarkGrey, "DarkGreen" | "#006400" => Color::DarkGreen, "DarkKhaki" | "#bdb76b" => Color::DarkKhaki, "DarkMagenta" | "#8b008b" => Color::DarkMagenta, "DarkOliveGreen" | "#556b2f" => Color::DarkOliveGreen, "DarkOrange" | "#ff8c00" => Color::DarkOrange, "DarkOrchid" | "#9932cc" => Color::DarkOrchid, "DarkRed" | "#8b0000" => Color::DarkRed, "DarkSalmon" | "#e9967a" => Color::DarkSalmon, "DarkSeaGreen" | "#8fbc8f" => Color::DarkSeaGreen, "DarkSlateBlue" | "#483d8b" => Color::DarkSlateBlue, "DarkSlateGray" | "#2f4f4f" => Color::DarkSlateGray, "DarkSlateGrey" | "#2f4f4f" => Color::DarkSlateGrey, "DarkTurquoise" | "#00ced1" => Color::DarkTurquoise, "DarkViolet" | "#9400d3" => Color::DarkViolet, "DeepPink" | "#ff1493" => Color::DeepPink, "DeepSkyBlue" | "#00bfff" => Color::DeepSkyBlue, "DimGray" | "#696969" => Color::DimGray, "DimGrey" | "#696969" => Color::DimGrey, "DodgerBlue" | "#1e90ff" => Color::DodgerBlue, "FireBrick" | "#b22222" => Color::FireBrick, "FloralWhite" | "#fffaf0" => Color::FloralWhite, "ForestGreen" | "#228b22" => Color::ForestGreen, "Fuchsia" | "#ff00ff" => Color::Fuchsia, "Gainsboro" | "#dcdcdc" => Color::Gainsboro, "GhostWhite" | "#f8f8ff" => Color::GhostWhite, "Gold" | "#ffd700" => Color::Gold, "GoldenRod" | "#daa520" => Color::GoldenRod, "Gray" | "#808080" => Color::Gray, "Grey" | "#808080" => Color::Grey, "Green" | "#008000" => Color::Green, "GreenYellow" | "#adff2f" => Color::GreenYellow, "HoneyDew" | "#f0fff0" => Color::HoneyDew, "HotPink" | "#ff69b4" => Color::HotPink, "IndianRed" | "#cd5c5c" => Color::IndianRed, "Indigo" | "#4b0082" => Color::Indigo, "Ivory" | "#fffff0" => Color::Ivory, "Khaki" | "#f0e68c" => Color::Khaki, "Lavender" | "#e6e6fa" => Color::Lavender, "LavenderBlush" | "#fff0f5" => Color::LavenderBlush, "LawnGreen" | "#7cfc00" => Color::LawnGreen, "LemonChiffon" | "#fffacd" => Color::LemonChiffon, "LightBlue" | "#add8e6" => Color::LightBlue, "LightCoral" | "#f08080" => Color::LightCoral, "LightCyan" | "#e0ffff" => Color::LightCyan, "LightGoldenRodYellow" | "#fafad2" => Color::LightGoldenRodYellow, "LightGray" | "#d3d3d3" => Color::LightGray, "LightGrey" | "#d3d3d3" => Color::LightGrey, "LightGreen" | "#90ee90" => Color::LightGreen, "LightPink" | "#ffb6c1" => Color::LightPink, "LightSalmon" | "#ffa07a" => Color::LightSalmon, "LightSeaGreen" | "#20b2aa" => Color::LightSeaGreen, "LightSkyBlue" | "#87cefa" => Color::LightSkyBlue, "LightSlateGray" | "#778899" => Color::LightSlateGray, "LightSlateGrey" | "#778899" => Color::LightSlateGrey, "LightSteelBlue" | "#b0c4de" => Color::LightSteelBlue, "LightYellow" | "#ffffe0" => Color::LightYellow, "Lime" | "#00ff00" => Color::Lime, "LimeGreen" | "#32cd32" => Color::LimeGreen, "Linen" | "#faf0e6" => Color::Linen, "Magenta" | "#ff00ff" => Color::Magenta, "Maroon" | "#800000" => Color::Maroon, "MediumAquaMarine" | "#66cdaa" => Color::MediumAquaMarine, "MediumBlue" | "#0000cd" => Color::MediumBlue, "MediumOrchid" | "#ba55d3" => Color::MediumOrchid, "MediumPurple" | "#9370db" => Color::MediumPurple, "MediumSeaGreen" | "#3cb371" => Color::MediumSeaGreen, "MediumSlateBlue" | "#7b68ee" => Color::MediumSlateBlue, "MediumSpringGreen" | "#00fa9a" => Color::MediumSpringGreen, "MediumTurquoise" | "#48d1cc" => Color::MediumTurquoise, "MediumVioletRed" | "#c71585" => Color::MediumVioletRed, "MidnightBlue" | "#191970" => Color::MidnightBlue, "MintCream" | "#f5fffa" => Color::MintCream, "MistyRose" | "#ffe4e1" => Color::MistyRose, "Moccasin" | "#ffe4b5" => Color::Moccasin, "NavajoWhite" | "#ffdead" => Color::NavajoWhite, "Navy" | "#000080" => Color::Navy, "OldLace" | "#fdf5e6" => Color::OldLace, "Olive" | "#808000" => Color::Olive, "OliveDrab" | "#6b8e23" => Color::OliveDrab, "Orange" | "#ffa500" => Color::Orange, "OrangeRed" | "#ff4500" => Color::OrangeRed, "Orchid" | "#da70d6" => Color::Orchid, "PaleGoldenRod" | "#eee8aa" => Color::PaleGoldenRod, "PaleGreen" | "#98fb98" => Color::PaleGreen, "PaleTurquoise" | "#afeeee" => Color::PaleTurquoise, "PaleVioletRed" | "#db7093" => Color::PaleVioletRed, "PapayaWhip" | "#ffefd5" => Color::PapayaWhip, "PeachPuff" | "#ffdab9" => Color::PeachPuff, "Peru" | "#cd853f" => Color::Peru, "Pink" | "#ffc0cb" => Color::Pink, "Plum" | "#dda0dd" => Color::Plum, "PowderBlue" | "#b0e0e6" => Color::PowderBlue, "Purple" | "#800080" => Color::Purple, "RebeccaPurple" | "#663399" => Color::RebeccaPurple, "Red" | "#ff0000" => Color::Red, "RosyBrown" | "#bc8f8f" => Color::RosyBrown, "RoyalBlue" | "#4169e1" => Color::RoyalBlue, "SaddleBrown" | "#8b4513" => Color::SaddleBrown, "Salmon" | "#fa8072" => Color::Salmon, "SandyBrown" | "#f4a460" => Color::SandyBrown, "SeaGreen" | "#2e8b57" => Color::SeaGreen, "SeaShell" | "#fff5ee" => Color::SeaShell, "Sienna" | "#a0522d" => Color::Sienna, "Silver" | "#c0c0c0" => Color::Silver, "SkyBlue" | "#87ceeb" => Color::SkyBlue, "SlateBlue" | "#6a5acd" => Color::SlateBlue, "SlateGray" | "#708090" => Color::SlateGray, "SlateGrey" | "#708090" => Color::SlateGrey, "Snow" | "#fffafa" => Color::Snow, "SpringGreen" | "#00ff7f" => Color::SpringGreen, "SteelBlue" | "#4682b4" => Color::SteelBlue, "Tan" | "#d2b48c" => Color::Tan, "Teal" | "#008080" => Color::Teal, "Thistle" | "#d8bfd8" => Color::Thistle, "Tomato" | "#ff6347" => Color::Tomato, "Turquoise" | "#40e0d0" => Color::Turquoise, "Violet" | "#ee82ee" => Color::Violet, "Wheat" | "#f5deb3" => Color::Wheat, "White" | "#ffffff" => Color::White, "WhiteSmoke" | "#f5f5f5" => Color::WhiteSmoke, "Yellow" | "#ffff00" => Color::Yellow, "YellowGreen" | "#9acd32" => Color::YellowGreen, _ => return Err(format!("invalid predefined color {:?}", s)), }; Ok(c) } }