Merge pull request #239 from zellij-org/x-colors

X colors

1 files changed, 36 insertions, 0 deletions

diff --git a/src/common/utils/shared.rs b/src/common/utils/shared.rs
index d5ba943b..3f336f7b 100644
--- a/src/common/utils/shared.rs
+++ b/src/common/utils/shared.rs
@@ -4,6 +4,9 @@ use std::{iter, str::from_utf8};
 
 use strip_ansi_escapes::strip;
 
+use colors_transform::{Color, Rgb};
+use zellij_tile::data::Theme;
+
 fn ansi_len(s: &str) -> usize {
     from_utf8(&strip(s.as_bytes()).unwrap())
         .unwrap()
@@ -28,3 +31,36 @@ pub fn adjust_to_size(s: &str, rows: usize, columns: usize) -> String {
         .collect::<Vec<_>>()
         .join("\n\r")
 }
+
+// Colors
+pub mod colors {
+    pub const WHITE: (u8, u8, u8) = (238, 238, 238);
+    pub const GREEN: (u8, u8, u8) = (175, 255, 0);
+    pub const GRAY: (u8, u8, u8) = (68, 68, 68);
+    pub const BRIGHT_GRAY: (u8, u8, u8) = (138, 138, 138);
+    pub const RED: (u8, u8, u8) = (135, 0, 0);
+    pub const ORANGE: (u8, u8, u8) = (215, 95, 0);
+    pub const BLACK: (u8, u8, u8) = (0, 0, 0);
+}
+
+pub fn hex_to_rgb(hex: &Option<String>) -> (u8, u8, u8) {
+    let c = hex.clone();
+    let imm_str = &c.unwrap();
+    let hex_str: &str = &imm_str;
+    let rgb = Rgb::from_hex_str(hex_str).unwrap().as_tuple();
+    (rgb.0 as u8, rgb.1 as u8, rgb.2 as u8)
+}
+
+// Dark magic
+pub fn detect_theme(bg: (u8, u8, u8)) -> Theme {
+    let (r, g, b) = bg;
+    // HSP, P stands for perceived brightness
+    let hsp: f64 = (0.299 * (r as f64 * r as f64)
+        + 0.587 * (g as f64 * g as f64)
+        + 0.114 * (b as f64 * b as f64))
+        .sqrt();
+    match hsp > 127.5 {
+        true => Theme::Light,
+        false => Theme::Dark,
+    }
+}