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fix: MultiPurposeLabel text color (#3485)

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Kuchenpirat 2024-04-17 19:24:54 +02:00 committed by GitHub
parent 0b851e79ec
commit 360b8e21d9
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1 changed files with 23 additions and 12 deletions
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35
frontend/components/Domain/ShoppingList/MultiPurposeLabel.vue
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@ -8,8 +8,11 @@
<script lang="ts">
import { computed, defineComponent } from "@nuxtjs/composition-api";
// @ts-ignore missing color types
import Color from "@sphinxxxx/color-conversion";
import { MultiPurposeLabelSummary } from "~/lib/api/types/recipe";
export default defineComponent({
props: {
label: {
@ -34,19 +37,27 @@ export default defineComponent({
const ACCESSIBILITY_THRESHOLD = 0.179;
function pickTextColorBasedOnBgColorAdvanced(bgColor: string, lightColor: string, darkColor: string) {
const color = bgColor.charAt(0) === "#" ? bgColor.substring(1, 7) : bgColor;
const r = parseInt(color.substring(0, 2), 16); // hexToR
const g = parseInt(color.substring(2, 4), 16); // hexToG
const b = parseInt(color.substring(4, 6), 16); // hexToB
const uicolors = [r / 255, g / 255, b / 255];
const c = uicolors.map((col) => {
if (col <= 0.03928) {
return col / 12.92;
try {
const color = new Color(bgColor);
// if opacity is less than 0.3 always return dark color
if (color._rgba[3] < 0.3) {
return darkColor;
}
return Math.pow((col + 0.055) / 1.055, 2.4);
});
const L = 0.2126 * c[0] + 0.7152 * c[1] + 0.0722 * c[2];
return L > ACCESSIBILITY_THRESHOLD ? darkColor : lightColor;
const uicolors = [color._rgba[0] / 255, color._rgba[1] / 255, color._rgba[2] / 255];
const c = uicolors.map((col) => {
if (col <= 0.03928) {
return col / 12.92;
}
return Math.pow((col + 0.055) / 1.055, 2.4);
});
const L = 0.2126 * c[0] + 0.7152 * c[1] + 0.0722 * c[2];
return L > ACCESSIBILITY_THRESHOLD ? darkColor : lightColor;
} catch (error) {
console.warn(error);
return "black";
}
}
return {