116 lines
2.9 KiB
TypeScript
116 lines
2.9 KiB
TypeScript
import type { EChartsOption } from 'echarts';
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import type { Ref } from 'vue';
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import { useTimeoutFn } from '/@/hooks/core/useTimeout';
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import { tryOnUnmounted } from '@vueuse/core';
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import { unref, nextTick, watch, computed, ref } from 'vue';
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import { useDebounceFn } from '@vueuse/core';
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import { useEventListener } from '/@/hooks/event/useEventListener';
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import { useBreakpoint } from '/@/hooks/event/useBreakpoint';
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import echarts from '/@/utils/lib/echarts';
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import { useRootSetting } from '/@/hooks/setting/useRootSetting';
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export function useECharts(elRef: Ref<HTMLDivElement>, theme: 'light' | 'dark' | 'default' = 'default') {
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console.log("---useECharts---初始化加载---")
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const { getDarkMode: getSysDarkMode } = useRootSetting();
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const getDarkMode = computed(() => {
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return theme === 'default' ? getSysDarkMode.value : theme;
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});
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let chartInstance: echarts.ECharts | null = null;
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let resizeFn: Fn = resize;
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const cacheOptions = ref({}) as Ref<EChartsOption>;
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let removeResizeFn: Fn = () => {};
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resizeFn = useDebounceFn(resize, 200);
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const getOptions = computed(() => {
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if (getDarkMode.value !== 'dark') {
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return cacheOptions.value as EChartsOption;
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}
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return {
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backgroundColor: 'transparent',
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...cacheOptions.value,
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} as EChartsOption;
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});
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function initCharts(t = theme) {
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const el = unref(elRef);
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if (!el || !unref(el)) {
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return;
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}
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chartInstance = echarts.init(el, t);
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const { removeEvent } = useEventListener({
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el: window,
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name: 'resize',
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listener: resizeFn,
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});
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removeResizeFn = removeEvent;
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const { widthRef, screenEnum } = useBreakpoint();
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if (unref(widthRef) <= screenEnum.MD || el.offsetHeight === 0) {
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useTimeoutFn(() => {
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resizeFn();
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}, 30);
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}
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}
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function setOptions(options: EChartsOption, clear = true) {
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cacheOptions.value = options;
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if (unref(elRef)?.offsetHeight === 0) {
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useTimeoutFn(() => {
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setOptions(unref(getOptions));
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}, 30);
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return;
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}
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nextTick(() => {
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useTimeoutFn(() => {
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if (!chartInstance) {
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initCharts(getDarkMode.value as 'default');
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if (!chartInstance) return;
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}
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clear && chartInstance?.clear();
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chartInstance?.setOption(unref(getOptions));
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}, 30);
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});
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}
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function resize() {
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chartInstance?.resize();
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}
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watch(
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() => getDarkMode.value,
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(theme) => {
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if (chartInstance) {
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chartInstance.dispose();
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initCharts(theme as 'default');
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setOptions(cacheOptions.value);
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}
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}
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);
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tryOnUnmounted(() => {
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if (!chartInstance) return;
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removeResizeFn();
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chartInstance.dispose();
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chartInstance = null;
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});
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function getInstance(): echarts.ECharts | null {
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if (!chartInstance) {
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initCharts(getDarkMode.value as 'default');
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}
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return chartInstance;
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}
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return {
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setOptions,
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resize,
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echarts,
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getInstance,
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};
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}
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