update home

src/mixins/fullscreen.js

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+import screenfull from "screenfull";
+
+export default {
+  data() {
+    return {
+      isFullscreen: false,
+    };
+  },
+  watch: {
+    /** 全屏状态切换时，对柱子粗细和字体大小进行相应调整 */
+    isFullscreen(val) {
+      // 暴露一个全屏状态改变的回调函数
+      this.fullscreenCallback(val);
+    },
+  },
+  mounted() {
+    if (screenfull.isEnabled) {
+      screenfull.on("change", () => {
+        this.isFullscreen = screenfull.isFullscreen;
+      });
+    }
+  },
+};