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Add parse_static_color
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@recrack
recrack committed Aug 20, 2013
1 parent 6135889 commit 9549be4
Showing 1 changed file with 88 additions and 93 deletions.
181 changes: 88 additions & 93 deletions color.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -86,40 +86,9 @@ impl Color {
}
pub mod parsing {
use super::*;
use super::{Color, rgb, rgba, hsl, hsla};
use super::css_colors::{black, silver, gray, white, maroon, red, purple, fuchsia, green, lime, olive, yellow, navy, blue, teal, aqua};
fn fail_unrecognized(col : &str) -> Option<Color> {
warn!("Unrecognized color %s", col);
return None;
}
/** Match an exact color keyword. */
fn parse_by_name(color : &str) -> Option<Color> {
let col = match color.to_ascii().to_lower().to_str_ascii() {
~"black" => black(),
~"silver" => silver(),
~"gray" => gray(),
~"grey" => gray(),
~"white" => white(),
~"maroon" => maroon(),
~"red" => red(),
~"purple" => purple(),
~"fuchsia" => fuchsia(),
~"green" => green(),
~"lime" => lime(),
~"olive" => olive(),
~"yellow" => yellow(),
~"navy" => navy(),
~"blue" => blue(),
~"teal" => teal(),
~"aqua" => aqua(),
_ => return fail_unrecognized(color)
};
return Some(col);
}
/** Parses a color specification in the form rgb(foo,bar,baz) */
fn parse_rgb(color : &str) -> Option<Color> {
// Shave off the rgb( and the )
Expand Down Expand Up @@ -213,6 +182,51 @@ pub mod parsing {
}
}
pub fn fail_unrecognized(col : &str) -> Option<Color> {
warn!("Unrecognized color %s", col);
return None;
}
pub fn parse_by_name(name : &str) -> Option<Color> {
let color = parse_static_color!(name,
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,
DARKGREEN, DARKGREY, 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, LIGHTGREEN, LIGHTGREY, 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, 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);
if color.is_none() {
return fail_unrecognized(name);
}else {
return color;
}
}
#[cfg(test)]
mod test {
use super::{rgb, rgba};
Expand Down Expand Up @@ -276,66 +290,6 @@ mod test {
}
}

/** Define the colors specified by css */
pub mod css_colors {
use super::Color;

// The 16 basic css colors
pub fn black() -> Color {
Color {red : 0u8, green : 0u8, blue : 0u8, alpha : 1.0}
}
pub fn silver() -> Color {
Color {red : 192u8, green : 192u8, blue : 192u8, alpha : 1.0}
}
pub fn gray() -> Color {
Color {red : 128u8, green : 128u8, blue : 128u8, alpha : 1.0}
}
pub fn white() -> Color {
Color {red : 255u8, green : 255u8, blue : 255u8, alpha : 1.0}
}
pub fn maroon() -> Color {
Color {red : 128u8, green : 0u8, blue : 0u8, alpha : 1.0}
}
pub fn red() -> Color {
Color {red : 255u8, green : 0u8, blue : 0u8, alpha : 1.0}
}
pub fn purple() -> Color {
Color {red : 128u8, green : 0u8, blue : 128u8, alpha : 1.0}
}
pub fn fuchsia() -> Color {
Color {red : 255u8, green : 0u8, blue : 255u8, alpha : 1.0}
}
pub fn green() -> Color {
Color {red : 0u8, green : 128u8, blue : 0u8, alpha : 1.0}
}
pub fn lime() -> Color {
Color {red : 0u8, green : 255u8, blue : 0u8, alpha : 1.0}
}
pub fn olive() -> Color {
Color {red : 128u8, green : 128u8, blue : 0u8, alpha : 1.0}
}
pub fn yellow() -> Color {
Color {red : 255u8, green : 255u8, blue : 0u8, alpha : 1.0}
}
pub fn navy() -> Color {
Color {red : 0u8, green : 0u8, blue : 128u8, alpha : 1.0}
}
pub fn blue() -> Color {
Color {red : 0u8, green : 0u8, blue : 255u8, alpha : 1.0}
}
pub fn teal() -> Color {
Color {red : 0u8, green : 128u8, blue : 128u8, alpha : 1.0}
}
pub fn aqua() -> Color {
Color {red : 0u8, green : 255u8, blue : 255u8, alpha : 1.0}
}


// The other 130 css colors
// TODO
}

// Define the colors specified by css
define_color!(ALICEBLUE, 240, 248, 255)
define_color!(ANTIQUEWHITE, 250, 235, 215)
Expand Down Expand Up @@ -483,4 +437,45 @@ define_color!(WHEAT, 245, 222, 179)
define_color!(WHITE, 255, 255, 255)
define_color!(WHITESMOKE, 245, 245, 245)
define_color!(YELLOW, 255, 255, 0)
define_color!(YELLOWGREEN, 154, 205, 50)
define_color!(YELLOWGREEN, 154, 205, 50)
#[cfg(test)]
mod test {
use super::{rgb, rgba};
use super::parsing::parse_color;
#[test]
fn test_parsing_rgb() {
assert!(parse_color("red").unwrap().eq(&parse_color("rgb(255,0,0)").unwrap()));
assert!(parse_color("red").unwrap().eq(&parse_color("rgba(255,0,0,1.0)").unwrap()));
assert!(parse_color("red").unwrap().eq(&parse_color("rgba(255,0,0,1)").unwrap()));
assert!(parse_color("lime").unwrap().eq(&parse_color("rgba(0,255,0,1.00)").unwrap()));
assert!(rgb(1u8,2u8,3u8).eq(&parse_color("rgb(1,2,03)").unwrap()));
assert!(rgba(15u8,250u8,3u8,0.5).eq(&parse_color("rgba(15,250,3,.5)").unwrap()));
assert!(rgba(15u8,250u8,3u8,0.5).eq(&parse_color("rgba(15,250,3,0.5)").unwrap()));
assert!(None == parse_color("rbga(1,2,3)"));
}
#[test]
fn test_parsing_hsl() {
assert!(parse_color("red").unwrap().eq(&parse_color("hsl(0,1,.5)").unwrap()));
assert!(parse_color("lime").unwrap().eq(&parse_color("hsl(120.0,1.0,.5)").unwrap()));
assert!(parse_color("blue").unwrap().eq(&parse_color("hsl(240.0,1.0,.5)").unwrap()));
assert!(parse_color("green").unwrap().eq(&parse_color("hsl(120.0,1.0,.25)").unwrap()));
assert!(parse_color("white").unwrap().eq(&parse_color("hsl(1.0,1.,1.0)").unwrap()));
assert!(parse_color("white").unwrap().eq(&parse_color("hsl(129.0,0.3,1.0)").unwrap()));
assert!(parse_color("black").unwrap().eq(&parse_color("hsl(231.2,0.75,0.0)").unwrap()));
assert!(parse_color("black").unwrap().eq(&parse_color("hsl(11.2,0.0,0.0)").unwrap()));
assert!(parse_color("gray").unwrap().eq(&parse_color("hsl(0.0,0.0,0.5)").unwrap()));
assert!(parse_color("maroon").unwrap().eq(&parse_color("hsl(0.0,1.0,0.25)").unwrap()));
assert!(parse_color("purple").unwrap().eq(&parse_color("hsl(300.0,1.0,0.25)").unwrap()));
assert!(parse_color("fuchsia").unwrap().eq(&parse_color("hsl(300,1.0,0.5)").unwrap()));
assert!(parse_color("olive").unwrap().eq(&parse_color("hsl(60.,1.0,0.25)").unwrap()));
assert!(parse_color("yellow").unwrap().eq(&parse_color("hsl(60.,1.0,0.5)").unwrap()));
assert!(parse_color("navy").unwrap().eq(&parse_color("hsl(240.0,1.0,.25)").unwrap()));
assert!(parse_color("teal").unwrap().eq(&parse_color("hsl(180.0,1.0,.25)").unwrap()));
assert!(parse_color("aqua").unwrap().eq(&parse_color("hsl(180.0,1.0,.5)").unwrap()));
assert!(None == parse_color("hsl(1,2,3,.4)"));
}
}
>>>>>>> 23872aa... Update

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