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mirror of https://github.com/emilk/egui.git synced 2026-06-27 07:03:14 -04:00

De-duplicate color_from_contrast

This commit is contained in:
Emil Ernerfeldt
2023-08-14 14:07:23 +02:00
parent 4217f4ba7c
commit bb987bb50b
2 changed files with 14 additions and 25 deletions

View File

@@ -1,8 +1,8 @@
use std::{fmt::Debug, ops::RangeInclusive, sync::Arc};
use epaint::{
emath::{lerp, remap_clamp, round_to_decimals},
Color32, Pos2, Rect, Shape, Stroke, TextShape,
emath::{remap_clamp, round_to_decimals},
Pos2, Rect, Shape, Stroke, TextShape,
};
use crate::{Response, Sense, TextStyle, Ui, Widget, WidgetText};
@@ -248,7 +248,7 @@ impl<const AXIS: usize> Widget for AxisWidget<AXIS> {
0.0..=1.0,
);
let line_color = color_from_contrast(ui, line_weight);
let line_color = super::color_from_contrast(ui, line_weight);
let galley = ui
.painter()
.layout_no_wrap(text, font_id.clone(), line_color);
@@ -287,14 +287,3 @@ impl<const AXIS: usize> Widget for AxisWidget<AXIS> {
response
}
}
fn color_from_contrast(ui: &Ui, contrast: f32) -> Color32 {
let bg = ui.visuals().extreme_bg_color;
let fg = ui.visuals().widgets.open.fg_stroke.color;
let mix = 0.5 * contrast.sqrt();
Color32::from_rgb(
lerp((bg.r() as f32)..=(fg.r() as f32), mix) as u8,
lerp((bg.g() as f32)..=(fg.g() as f32), mix) as u8,
lerp((bg.b() as f32)..=(fg.b() as f32), mix) as u8,
)
}

View File

@@ -1770,17 +1770,6 @@ impl PreparedPlot {
));
}
}
fn color_from_contrast(ui: &Ui, contrast: f32) -> Color32 {
let bg = ui.visuals().extreme_bg_color;
let fg = ui.visuals().widgets.open.fg_stroke.color;
let mix = 0.5 * contrast.sqrt();
Color32::from_rgb(
lerp((bg.r() as f32)..=(fg.r() as f32), mix) as u8,
lerp((bg.g() as f32)..=(fg.g() as f32), mix) as u8,
lerp((bg.b() as f32)..=(fg.b() as f32), mix) as u8,
)
}
}
fn hover(&self, ui: &Ui, pointer: Pos2, shapes: &mut Vec<Shape>) -> Vec<Cursor> {
@@ -1885,3 +1874,14 @@ pub fn format_number(number: f64, num_decimals: usize) -> String {
format!("{:.*}", num_decimals.at_least(1), number)
}
}
pub fn color_from_contrast(ui: &Ui, contrast: f32) -> Color32 {
let bg = ui.visuals().extreme_bg_color;
let fg = ui.visuals().widgets.open.fg_stroke.color;
let mix = 0.5 * contrast.sqrt();
Color32::from_rgb(
lerp((bg.r() as f32)..=(fg.r() as f32), mix) as u8,
lerp((bg.g() as f32)..=(fg.g() as f32), mix) as u8,
lerp((bg.b() as f32)..=(fg.b() as f32), mix) as u8,
)
}