Use Color in more places

src/attrs.rs

@@ -6,10 +6,14 @@ pub use fontdb::{Family, Stretch, Style, Weight};
 pub struct Color(pub u32);
 
 impl Color {
+    /// Create new color with red, green, and blue components
+    #[inline]
     pub const fn rgb(r: u8, g: u8, b: u8) -> Self {
         Self::rgba(r, g, b, 0xFF)
     }
 
+    /// Create new color with red, green, blue, and alpha components
+    #[inline]
     pub const fn rgba(r: u8, g: u8, b: u8, a: u8) -> Self {
         Self(
             ((a as u32) << 24) |
@@ -18,6 +22,30 @@ impl Color {
             (b as u32)
         )
     }
+
+    /// Get the red component
+    #[inline]
+    pub fn r(&self) -> u8 {
+        ((self.0 & 0x00FF0000) >> 16) as u8
+    }
+
+    /// Get the green component
+    #[inline]
+    pub fn g(&self) -> u8 {
+        ((self.0 & 0x0000FF00) >> 8) as u8
+    }
+
+    /// Get the blue component
+    #[inline]
+    pub fn b(&self) -> u8 {
+        (self.0 & 0x000000FF) as u8
+    }
+
+    /// Get the alpha component
+    #[inline]
+    pub fn a(&self) -> u8 {
+        ((self.0 & 0xFF000000) >> 24) as u8
+    }
 }
 
 #[derive(Clone, Copy, Debug, Eq, Hash, PartialEq)]