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CLI for making nice gradients.
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1234567891011121314151617181920212223242526272829//! Utility for parsing color strings.
use colors_transform::{Color, Rgb};
/// Parses a hex color string (e.g. `#FF0000` or `FF0000`) into a normalized RGB tuple.////// Returns `(r, g, b)` where each channel is a float between 0.0 and 1.0.////// Panics if the hex string is invalid.pub fn hex_to_rgb(hex: &str) -> (f32, f32, f32) { // Gracefully handle strings missing the leading '#' symbol // which is common in CLI inputs. let hex_with_prefix = if hex.starts_with('#') { hex.to_string() } else { format!("#{}", hex) };
let rgb = Rgb::from_hex_str(&hex_with_prefix).unwrap();
// Normalize channels from [0, 255] down to [0.0, 1.0] // as our rendering math expects normalized floats. ( rgb.get_red() / 255.0, rgb.get_green() / 255.0, rgb.get_blue() / 255.0, )}