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#### 1.3.3 | ||
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**其他** | ||
- 新增:皮肤本地化持久存储 | ||
- 修改:其他已知bug | ||
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#### 1.3.2 | ||
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**crud** | ||
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import { | ||
mapGetters | ||
} from "vuex"; | ||
const version = require("element-ui/package.json").version; // element-ui version from node_modules | ||
const ORIGINAL_THEME = "#409EFF"; // default color | ||
export default function () { | ||
return { | ||
data() { | ||
return { | ||
themeVal: ORIGINAL_THEME | ||
} | ||
}, | ||
created() { | ||
this.themeVal = this.theme; | ||
}, | ||
watch: { | ||
themeVal(val, oldVal) { | ||
this.$store.commit("SET_THEME", val); | ||
this.updateTheme(val, oldVal); | ||
} | ||
}, | ||
computed: { | ||
...mapGetters(["theme"]) | ||
}, | ||
methods: { | ||
updateTheme(val, oldVal) { | ||
if (typeof val !== "string") return; | ||
const head = document.getElementsByTagName("head")[0]; | ||
const themeCluster = this.getThemeCluster(val.replace("#", "")); | ||
const originalCluster = this.getThemeCluster(oldVal.replace("#", "")); | ||
const getHandler = (variable, id) => { | ||
return () => { | ||
const originalCluster = this.getThemeCluster( | ||
ORIGINAL_THEME.replace("#", "") | ||
); | ||
const newStyle = this.updateStyle( | ||
this[variable], | ||
originalCluster, | ||
themeCluster | ||
); | ||
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let styleTag = document.getElementById(id); | ||
if (!styleTag) { | ||
styleTag = document.createElement("style"); | ||
styleTag.setAttribute("id", id); | ||
head.appendChild(styleTag); | ||
} | ||
styleTag.innerText = newStyle; | ||
}; | ||
}; | ||
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const chalkHandler = getHandler("chalk", "chalk-style"); | ||
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if (!this.chalk) { | ||
const url = `https://unpkg.com/element-ui@${version}/lib/theme-chalk/index.css`; | ||
this.getCSSString(url, chalkHandler, "chalk"); | ||
} else { | ||
chalkHandler(); | ||
} | ||
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const link = [].slice.call( | ||
document.getElementsByTagName("head")[0].getElementsByTagName("link") | ||
); | ||
for (let i = link.length - 3; i < link.length; i++) { | ||
const style = link[i]; | ||
this.getCSSString(style.href, innerText => { | ||
const originalCluster = this.getThemeCluster( | ||
ORIGINAL_THEME.replace("#", "") | ||
); | ||
const newStyle = this.updateStyle( | ||
innerText, | ||
originalCluster, | ||
themeCluster | ||
); | ||
let styleTag = document.getElementById(i); | ||
if (!styleTag) { | ||
styleTag = document.createElement("style"); | ||
styleTag.id = i; | ||
styleTag.innerText = newStyle; | ||
head.appendChild(styleTag); | ||
} | ||
}); | ||
} | ||
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const styles = [].slice | ||
.call(document.querySelectorAll("style")) | ||
.filter(style => { | ||
const text = style.innerText; | ||
return ( | ||
new RegExp(oldVal, "i").test(text) && !/Chalk Variables/.test(text) | ||
); | ||
}); | ||
styles.forEach(style => { | ||
const { | ||
innerText | ||
} = style; | ||
if (typeof innerText !== "string") return; | ||
style.innerText = this.updateStyle( | ||
innerText, | ||
originalCluster, | ||
themeCluster | ||
); | ||
}); | ||
}, | ||
updateStyle(style, oldCluster, newCluster) { | ||
let newStyle = style; | ||
oldCluster.forEach((color, index) => { | ||
newStyle = newStyle.replace(new RegExp(color, "ig"), newCluster[index]); | ||
}); | ||
return newStyle; | ||
}, | ||
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getCSSString(url, callback, variable) { | ||
const xhr = new XMLHttpRequest(); | ||
xhr.onreadystatechange = () => { | ||
if (xhr.readyState === 4 && xhr.status === 200) { | ||
if (variable) { | ||
this[variable] = xhr.responseText.replace(/@font-face{[^}]+}/, ""); | ||
} | ||
callback(xhr.responseText); | ||
} | ||
}; | ||
xhr.open("GET", url); | ||
xhr.send(); | ||
}, | ||
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getThemeCluster(theme) { | ||
const tintColor = (color, tint) => { | ||
let red = parseInt(color.slice(0, 2), 16); | ||
let green = parseInt(color.slice(2, 4), 16); | ||
let blue = parseInt(color.slice(4, 6), 16); | ||
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if (tint === 0) { | ||
// when primary color is in its rgb space | ||
return [red, green, blue].join(","); | ||
} else { | ||
red += Math.round(tint * (255 - red)); | ||
green += Math.round(tint * (255 - green)); | ||
blue += Math.round(tint * (255 - blue)); | ||
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red = red.toString(16); | ||
green = green.toString(16); | ||
blue = blue.toString(16); | ||
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return `#${red}${green}${blue}`; | ||
} | ||
}; | ||
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const shadeColor = (color, shade) => { | ||
let red = parseInt(color.slice(0, 2), 16); | ||
let green = parseInt(color.slice(2, 4), 16); | ||
let blue = parseInt(color.slice(4, 6), 16); | ||
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red = Math.round((1 - shade) * red); | ||
green = Math.round((1 - shade) * green); | ||
blue = Math.round((1 - shade) * blue); | ||
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red = red.toString(16); | ||
green = green.toString(16); | ||
blue = blue.toString(16); | ||
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return `#${red}${green}${blue}`; | ||
}; | ||
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const clusters = [theme]; | ||
for (let i = 0; i <= 9; i++) { | ||
clusters.push(tintColor(theme, Number((i / 10).toFixed(2)))); | ||
} | ||
clusters.push(shadeColor(theme, 0.1)); | ||
return clusters; | ||
} | ||
} | ||
} | ||
} |
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