Graphite/node-graph/nodes/raster/src/adjust.rs

use no_std_types::color::Color;

pub trait Adjust<P> {
	fn adjust(&mut self, map_fn: impl Fn(&P) -> P);
}
impl Adjust<Color> for Color {
	fn adjust(&mut self, map_fn: impl Fn(&Color) -> Color) {
		*self = map_fn(self);
	}
}

#[cfg(feature = "std")]
mod adjust_std {
	use super::*;
	use raster_types::{CPU, Raster};
	use vector_types::Gradient;

	impl Adjust<Color> for Raster<CPU> {
		fn adjust(&mut self, map_fn: impl Fn(&Color) -> Color) {
			for color in self.data_mut().data.iter_mut() {
				*color = map_fn(color);
			}
		}
	}
	impl Adjust<Color> for Gradient {
		fn adjust(&mut self, map_fn: impl Fn(&Color) -> Color) {
			for color in self.color.iter_mut() {
				*color = map_fn(color);
			}
		}
	}
}