@neo4j-ndl/react
Version:
React implementation of Neo4j Design System
74 lines • 2.55 kB
JavaScript
/**
*
* Copyright (c) "Neo4j"
* Neo4j Sweden AB [http://neo4j.com]
*
* This file is part of Neo4j.
*
* Neo4j is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
import { tokens } from '@neo4j-ndl/base';
import tinycolor from 'tinycolor2';
/**
* Takes a color string and returns color string
* that is readable on top of that background. Prioritizes pallete
* text colors and uses black or white as fallback.
*/
export const getTextColorFromBackground = (color) => {
return tinycolor
.mostReadable(color, [
tokens.theme.light.palette.neutral.text.default,
tokens.theme.light.palette.neutral.text.inverse,
], {
includeFallbackColors: true,
})
.toString();
};
/**
* Takes a color string and returns a color string
* that is darker or lighter depending on the given color.
*/
export const getHoverColor = (color) => {
const hslColor = tinycolor(color).toHsl();
if (hslColor.l < 0.5) {
return tinycolor(color).lighten(10).toString();
}
return tinycolor(color).darken(10).toString();
};
/**
* Returns the most readable color on the given background color
* as a string from a list of palette text colors
*/
export const getDisabledTextColor = (backgroundColor) => {
return tinycolor
.mostReadable(backgroundColor, [
tokens.theme.light.palette.neutral.text.weakest,
tokens.theme.light.palette.neutral.text.weaker,
tokens.theme.light.palette.neutral.text.weak,
tokens.theme.light.palette.neutral.text.inverse,
])
.toString();
};
/**
* Takes a color string and returns a color string
* that is darker or lighter depending on the given color.
*/
export const getDisabledColor = (color) => {
const hslColor = tinycolor(color).toHsl();
if (hslColor.l < 0.5) {
return tinycolor(color).lighten(15).toString();
}
return tinycolor(color).darken(15).toString();
};
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