feat: hsv color format implemented with rgb parsing

colorizer/src/color/hsv.rs

@@ -0,0 +1,69 @@
+use std::fmt::Display;
+
+use crate::color::{ColorHue, HSV, Percentage, RGB};
+
+impl HSV {
+    pub fn new(h: u16, s: u8, v: u8) -> Self {
+        Self(
+            ColorHue::new(h as i16),
+            Percentage::new(s as i16),
+            Percentage::new(v as i16),
+        )
+    }
+}
+
+impl Display for HSV {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        write!(f, "hsv({}, {}%, {}%)", self.0, self.1, self.2)
+    }
+}
+
+impl PartialEq for HSV {
+    fn eq(&self, other: &Self) -> bool {
+        self.0 == other.0 && self.1 == other.1 && self.2 == other.2
+    }
+
+    fn ne(&self, other: &Self) -> bool {
+        self.0 != other.0 || self.1 != other.1 || self.2 != other.2
+    }
+}
+
+impl From<RGB> for HSV {
+    fn from(color: RGB) -> Self {
+        let r = color.0.to_f32() / 255.0;
+        let g = color.1.to_f32() / 255.0;
+        let b = color.2.to_f32() / 255.0;
+
+        let min: f32 = r.min(g.min(b));
+        let max: f32 = r.max(g.max(b));
+
+        let v = max;
+
+        if min == max {
+            return Self::new(0, 0, v as u8);
+        }
+
+        let s = (max - min) / max;
+        let dif = max - min;
+        let rc = (max - r) / dif;
+        let gc = (max - g) / dif;
+        let bc = (max - b) / dif;
+
+        let mut h: f32;
+        if r == max {
+            h = bc - gc;
+        } else if g == max {
+            h = 2.0 + rc - bc;
+        } else {
+            h = 4.0 + gc - rc;
+        }
+
+        h = (h / 6.0).rem_euclid(1.0);
+
+        Self::new(
+            (h * 360.0).round() as u16,
+            (s * 100.0).round() as u8,
+            (v * 100.0).round() as u8,
+        )
+    }
+}

colorizer/src/color/mod.rs

@@ -3,9 +3,10 @@
 mod test;
 
 pub mod hsl;
+pub mod hsv;
 pub mod rgb;
 
-use std::fmt::{UpperHex, write};
+use std::fmt::UpperHex;
 
 use crate::core::ranged::RangedInt;
 
@@ -16,15 +17,12 @@ pub type Percentage = RangedInt<0, 100>;
 pub struct RGB(ColorIntensity, ColorIntensity, ColorIntensity);
 #[derive(Debug)]
 pub struct HSL(ColorHue, Percentage, Percentage);
-// pub struct HSV(ColorHue, Percentage, Percentage);
+#[derive(Debug)]
+pub struct HSV(ColorHue, Percentage, Percentage);
 #[derive(Debug)]
 pub struct Color(RGB);
 
-impl Color {
-    pub fn format(&self) -> String {
-        format!("{:?}", self.0)
-    }
-}
+impl Color {}
 
 impl UpperHex for Color {
     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
@@ -53,3 +51,9 @@ impl From<HSL> for Color {
         Color(RGB::from(color))
     }
 }
+
+impl From<HSV> for Color {
+    fn from(color: HSV) -> Self {
+        Color(RGB::from(color))
+    }
+}

colorizer/src/color/rgb.rs

@@ -1,7 +1,7 @@
-use std::fmt::UpperHex;
+use std::fmt::{Display, UpperHex};
 
 use crate::{
-    color::{ColorIntensity, HSL, RGB},
+    color::{ColorIntensity, HSL, HSV, RGB},
     core::ranged::BaseNumber,
 };
 
@@ -25,6 +25,12 @@ impl PartialEq for RGB {
     }
 }
 
+impl Display for RGB {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        write!(f, "rgb({}, {}, {})", self.0, self.1, self.2)
+    }
+}
+
 impl UpperHex for RGB {
     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
         write!(f, "{:0>2X}{:0>2X}{:0>2X}", self.0, self.1, self.2)
@@ -86,3 +92,66 @@ impl From<HSL> for RGB {
         )
     }
 }
+
+impl From<HSV> for RGB {
+    fn from(color: HSV) -> Self {
+        let h = color.0.to_f32() / 360.0;
+        let s = color.1.to_f32() / 100.0;
+        let v = color.2.to_f32() / 100.0;
+
+        if s == 0.0 {
+            let grey = (v * 255.0) as u8;
+            return Self::new(grey, grey, grey);
+        }
+
+        let i = (h * 6.0) as u8;
+
+        let f = (h * 6.0) - i as f32;
+        let p = v * (1.0 - s);
+        let q = v * (1.0 - s * f);
+        let t = v * (1.0 - s * (1.0 - f));
+        let i = i % 6;
+
+        if i == 0 {
+            return Self::new(
+                (v * 255.0).round() as u8,
+                (t * 255.0).round() as u8,
+                (p * 255.0).round() as u8,
+            );
+        }
+        if i == 1 {
+            return Self::new(
+                (q * 255.0).round() as u8,
+                (v * 255.0).round() as u8,
+                (p * 255.0).round() as u8,
+            );
+        }
+        if i == 2 {
+            return Self::new(
+                (p * 255.0).round() as u8,
+                (v * 255.0).round() as u8,
+                (t * 255.0).round() as u8,
+            );
+        }
+        if i == 3 {
+            return Self::new(
+                (p * 255.0).round() as u8,
+                (q * 255.0).round() as u8,
+                (v * 255.0).round() as u8,
+            );
+        }
+        if i == 4 {
+            return Self::new(
+                (t * 255.0).round() as u8,
+                (p * 255.0).round() as u8,
+                (v * 255.0).round() as u8,
+            );
+        }
+
+        return Self::new(
+            (v * 255.0).round() as u8,
+            (p * 255.0).round() as u8,
+            (q * 255.0).round() as u8,
+        );
+    }
+}

colorizer/src/color/test/colors.test.rs

@@ -1,8 +1,21 @@
 #[cfg(test)]
 pub mod tests {
-    use std::fmt::format;
+    use crate::color::{Color, HSL, HSV, RGB};
 
-    use crate::color::{Color, HSL, RGB};
+    #[test]
+    fn test_color_initialization() {
+        let red_hsl = Color::from(HSL::new(0, 100, 50));
+        let red_rgb = Color::from(RGB::new(255, 0, 0));
+        assert_eq!(red_hsl, red_rgb);
+
+        let green_hsl = Color::from(HSL::new(120, 100, 50));
+        let green_rgb = Color::from(RGB::new(0, 255, 0));
+        assert_eq!(green_hsl, green_rgb);
+
+        let blue_hsl = Color::from(HSL::new(240, 100, 50));
+        let blue_rgb = Color::from(RGB::new(0, 0, 255));
+        assert_eq!(blue_hsl, blue_rgb);
+    }
 
     #[test]
     fn test_conversion() {
@@ -117,17 +130,36 @@ pub mod tests {
     }
 
     #[test]
-    fn test_color_initialization() {
-        let red_hsl = Color::from(HSL::new(0, 100, 50));
-        let red_rgb = Color::from(RGB::new(255, 0, 0));
-        assert_eq!(red_hsl, red_rgb);
+    fn test_hsv_from_rgb() {
+        // Base colors
+        let color = RGB::new(255, 0, 0);
+        assert_eq!(HSV::from(color), HSV::new(0, 100, 100));
+        let color = RGB::new(0, 255, 0);
+        assert_eq!(HSV::from(color), HSV::new(120, 100, 100));
+        let color = RGB::new(0, 0, 255);
+        assert_eq!(HSV::from(color), HSV::new(240, 100, 100));
 
-        let green_hsl = Color::from(HSL::new(120, 100, 50));
-        let green_rgb = Color::from(RGB::new(0, 255, 0));
-        assert_eq!(green_hsl, green_rgb);
+        // Complex colors
+        let color = RGB::new(20, 240, 100);
+        assert_eq!(HSV::from(color), HSV::new(142, 92, 94));
+        let color = RGB::new(220, 10, 50);
+        assert_eq!(HSV::from(color), HSV::new(349, 95, 86));
+    }
 
-        let blue_hsl = Color::from(HSL::new(240, 100, 50));
-        let blue_rgb = Color::from(RGB::new(0, 0, 255));
-        assert_eq!(blue_hsl, blue_rgb);
+    #[test]
+    fn test_rgb_from_hsv() {
+        // Base colors
+        let color = HSV::new(0, 100, 100);
+        assert_eq!(RGB::from(color), RGB::new(255, 0, 0));
+        let color = HSV::new(120, 100, 100);
+        assert_eq!(RGB::from(color), RGB::new(0, 255, 0));
+        let color = HSV::new(240, 100, 100);
+        assert_eq!(RGB::from(color), RGB::new(0, 0, 255));
+
+        // Complex colors
+        let color = HSV::new(349, 95, 86);
+        assert_eq!(RGB::from(color), RGB::new(219, 11, 49));
+        let color = HSV::new(142, 92, 94);
+        assert_eq!(RGB::from(color), RGB::new(19, 240, 100));
     }
 }

colorizer/src/main.rs

@@ -1,8 +1,7 @@
 use clipboard::ClipboardContext;
 use clipboard::ClipboardProvider;
 
-use crate::color::Color;
-use crate::color::HSL;
+use crate::color::HSV;
 use crate::color::RGB;
 
 mod color;
@@ -18,8 +17,7 @@ fn main() {
     println!("Hello, world!");
     example();
 
-    let hsl_color = Color::from(HSL::new(0, 100, 50));
-    // let rgb_color = Color::from(HSL::new(193, 67, 28));
-    println!("RGB Color: {:X}", hsl_color);
-    // println!("RGB Color: {}", rgb_color.format());
+    let color = RGB::new(220, 10, 50);
+    let hsv_color = HSV::from(RGB::new(220, 10, 50));
+    println!("RGB color: {}, HSV Color: {}", color, hsv_color);
 }