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web-player: split player, navigation and accent state into focused modules

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Admin
2026-09-24 05:25:35 +02:00
parent e89463fb83
commit 5cda7cb4c1
47 changed files with 520 additions and 457 deletions
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web-player/src/lib/theme/palette.ts
+2 -11
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@@ -1,5 +1,4 @@
import { browser } from '$app/environment';
import { ACCENT_LIGHTNESS } from './color';
function srgbToLinear(channel: number): number {
const c = channel / 255;
@@ -40,7 +39,7 @@ function loadImage(url: string): Promise<HTMLImageElement> {
const BUCKETS = 36;
export async function extractAccent(url: string): Promise<string | null> {
export async function extractAccentHue(url: string): Promise<number | null> {
if (!browser) return null;
let img: HTMLImageElement;
@@ -68,7 +67,6 @@ export async function extractAccent(url: string): Promise<string | null> {
const weight = new Array(BUCKETS).fill(0);
const hueSin = new Array(BUCKETS).fill(0);
const hueCos = new Array(BUCKETS).fill(0);
const chromaSum = new Array(BUCKETS).fill(0);
for (let i = 0; i < pixels.length; i += 4) {
if (pixels[i + 3] < 128) continue;
@@ -81,7 +79,6 @@ export async function extractAccent(url: string): Promise<string | null> {
weight[bucket] += w;
hueSin[bucket] += Math.sin(rad) * w;
hueCos[bucket] += Math.cos(rad) * w;
chromaSum[bucket] += C * w;
}
let best = -1;
@@ -94,11 +91,5 @@ export async function extractAccent(url: string): Promise<string | null> {
}
if (best < 0) return null;
const hue = ((Math.atan2(hueSin[best], hueCos[best]) * 180) / Math.PI + 360) % 360;
const chroma = Math.min(0.11, Math.max(0.045, chromaSum[best] / weight[best]));
const h = hue.toFixed(1);
const c = chroma.toFixed(3);
return `oklch(${ACCENT_LIGHTNESS}% ${c} ${h})`;
return ((Math.atan2(hueSin[best], hueCos[best]) * 180) / Math.PI + 360) % 360;
}