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import type { PropType } from 'vue';
import { defineComponent, ref, watch, onMounted, nextTick, unref, computed } from 'vue';
import Iconify from '@purge-icons/generated';
import { isString } from '/@/utils/is';
import './index.less';
export default defineComponent({
name: 'GIcon',
props: {
// icon name
icon: {
type: String as PropType<string>,
required: true,
},
// icon color
color: {
type: String as PropType<string>,
},
// icon size
size: {
type: [String, Number] as PropType<string | number>,
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default: 16,
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},
prefix: {
type: String as PropType<string>,
default: '',
},
},
setup(props, { attrs }) {
const elRef = ref<Nullable<HTMLElement>>(null);
const getIconRef = computed(() => {
const { icon, prefix } = props;
return `${prefix ? prefix + ':' : ''}${icon}`;
});
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const update = async () => {
const el = unref(elRef);
if (el) {
await nextTick();
const icon = unref(getIconRef);
const svg = Iconify.renderSVG(icon, {});
if (svg) {
el.textContent = '';
el.appendChild(svg);
} else {
const span = document.createElement('span');
span.className = 'iconify';
span.dataset.icon = icon;
el.textContent = '';
el.appendChild(span);
}
}
};
const wrapStyleRef = computed((): any => {
const { size, color } = props;
let fs = size;
if (isString(size)) {
fs = parseInt(size, 10);
}
return {
fontSize: `${fs}px`,
color,
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display: 'inline-flex',
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};
});
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watch(() => props.icon, update, { flush: 'post' });
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onMounted(update);
return () => (
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<div ref={elRef} class={[attrs.class, 'app-iconify anticon']} style={unref(wrapStyleRef)} />
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);
},
});
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