_config.anzhiyu.yml(檔案已創建)
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| 1 | + | - mode: both | |
| 2 | + | + mode: canvas | |
main.js(檔案已創建)
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| 1 | + | // Canvas 前端取色 | |
| 2 | + | const getColorByCanvas = (img) => { | |
| 3 | + | return new Promise((resolve, reject) => { | |
| 4 | + | try { | |
| 5 | + | img.crossOrigin = "Anonymous"; | |
| 6 | + | const extract = () => { | |
| 7 | + | try { | |
| 8 | + | const canvas = document.createElement("canvas"); | |
| 9 | + | const ctx = canvas.getContext("2d"); | |
| 10 | + | canvas.width = 1; canvas.height = 1; | |
| 11 | + | ctx.drawImage(img, 0, 0, 1, 1); | |
| 12 | + | const [r, g, b] = ctx.getImageData(0, 0, 1, 1).data; | |
| 13 | + | resolve(`#${r.toString(16).padStart(2,"0")}${g.toString(16).padStart(2,"0")}${b.toString(16).padStart(2,"0")}`); | |
| 14 | + | } catch (e) { reject(e); } | |
| 15 | + | }; | |
| 16 | + | if (img.complete) extract(); | |
| 17 | + | else { img.addEventListener("load", extract, { once: true }); img.addEventListener("error", () => reject(new Error("img load failed")), { once: true }); } | |
| 18 | + | } catch (e) { reject(e); } | |
| 19 | + | }); | |
| 20 | + | }; | |
| 21 | + | ||
| 22 | + | // 应用取色结果 | |
| 23 | + | const applyColor = (value) => { | |
| 24 | + | if (getContrastYIQ(value) === "light") value = LightenDarkenColor(colorHex(value), -40); | |
| 25 | + | root.style.setProperty("--anzhiyu-bar-background", value); | |
| 26 | + | requestAnimationFrame(() => anzhiyu.initThemeColor()); | |
| 27 | + | if (GLOBAL_CONFIG.mainTone.cover_change) { | |
| 28 | + | document.documentElement.style.setProperty("--anzhiyu-main", value); | |
| 29 | + | document.documentElement.style.setProperty("--anzhiyu-theme-op", value + "23"); | |
| 30 | + | document.documentElement.style.setProperty("--anzhiyu-theme-op-deep", value + "dd"); | |
| 31 | + | } | |
| 32 | + | }; | |
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