index.vue
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<template>
<div
v-if="isExternal"
:style="styleExternalIcon"
class="svg-external-icon svg-icon"
v-on="$listeners"
/>
<svg v-else :class="svgClass" aria-hidden="true" v-on="$listeners">
<use :xlink:href="iconName" />
</svg>
</template>
<script>
// doc: https://panjiachen.github.io/vue-element-admin-site/feature/component/svg-icon.html#usage
import { isExternal } from "@/utils/validate";
export default {
name: "SvgIcon",
props: {
iconClass: {
type: String,
required: true,
},
className: {
type: String,
default: "",
},
},
computed: {
isExternal() {
return isExternal(this.iconClass);
},
iconName() {
return `#icon-${this.iconClass}`;
},
svgClass() {
if (this.className) {
return "svg-icon " + this.className;
} else {
return "svg-icon";
}
},
styleExternalIcon() {
return {
mask: `url(${this.iconClass}) no-repeat 50% 50%`,
"-webkit-mask": `url(${this.iconClass}) no-repeat 50% 50%`,
};
},
},
};
</script>
<style scoped>
.svg-icon {
width: 1em;
height: 1em;
vertical-align: -0.15em;
fill: currentColor;
overflow: hidden;
}
.svg-external-icon {
background-color: currentColor;
mask-size: cover !important;
display: inline-block;
}
</style>