chore: 初始开源发布

iotlcm-admin-ui：管理前端（基于 Vben Admin 5.5.9 二次开发）。 - 天地图 API Key → YOUR_TIANDITU_KEY - OAuth 客户端 ID → your-client-id，store 加密密钥 → 提示自行替换 - Makefile 移除明文 registry 登录口令，镜像地址改 - appIcon 指向内网图床的链接 → /favicon.ico - 真实手机号 → 合法 11 位编造号（保留号段前 3 位 + 后 4 位） - 真实邮箱 → example.com（署名头内的上游作者邮箱保留） - 移除 CI 触发器 - 补 MIT LICENSE（含 Vben Admin 上游声明）+ README - 统一 LF 行尾并加 .gitattributes 上游 Vben Admin 的版权与许可声明完整保留（各源文件 @Author/@Copyright 头 + LICENSE）。
2026-10-26 13:46:34 +08:00
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+import type { CSSProperties } from 'vue';
+
+import type { VisibleDomRect } from '@vben-core/shared/utils';
+
+import { computed, onMounted, onUnmounted, ref } from 'vue';
+
+import {
+  CSS_VARIABLE_LAYOUT_CONTENT_HEIGHT,
+  CSS_VARIABLE_LAYOUT_CONTENT_WIDTH,
+  CSS_VARIABLE_LAYOUT_FOOTER_HEIGHT,
+  CSS_VARIABLE_LAYOUT_HEADER_HEIGHT,
+} from '@vben-core/shared/constants';
+import { getElementVisibleRect } from '@vben-core/shared/utils';
+
+import { useCssVar, useDebounceFn } from '@vueuse/core';
+
+/**
+ * @zh_CN content style
+ */
+export function useLayoutContentStyle() {
+  let resizeObserver: null | ResizeObserver = null;
+  const contentElement = ref<HTMLDivElement | null>(null);
+  const visibleDomRect = ref<null | VisibleDomRect>(null);
+  const contentHeight = useCssVar(CSS_VARIABLE_LAYOUT_CONTENT_HEIGHT);
+  const contentWidth = useCssVar(CSS_VARIABLE_LAYOUT_CONTENT_WIDTH);
+
+  const overlayStyle = computed((): CSSProperties => {
+    const { height, left, top, width } = visibleDomRect.value ?? {};
+    return {
+      height: `${height}px`,
+      left: `${left}px`,
+      position: 'fixed',
+      top: `${top}px`,
+      width: `${width}px`,
+      zIndex: 150,
+    };
+  });
+
+  const debouncedCalcHeight = useDebounceFn(
+    (_entries: ResizeObserverEntry[]) => {
+      visibleDomRect.value = getElementVisibleRect(contentElement.value);
+      contentHeight.value = `${visibleDomRect.value.height}px`;
+      contentWidth.value = `${visibleDomRect.value.width}px`;
+    },
+    16,
+  );
+
+  onMounted(() => {
+    if (contentElement.value && !resizeObserver) {
+      resizeObserver = new ResizeObserver(debouncedCalcHeight);
+      resizeObserver.observe(contentElement.value);
+    }
+  });
+
+  onUnmounted(() => {
+    resizeObserver?.disconnect();
+    resizeObserver = null;
+  });
+
+  return { contentElement, overlayStyle, visibleDomRect };
+}
+
+export function useLayoutHeaderStyle() {
+  const headerHeight = useCssVar(CSS_VARIABLE_LAYOUT_HEADER_HEIGHT);
+
+  return {
+    getLayoutHeaderHeight: () => {
+      return Number.parseInt(`${headerHeight.value}`, 10);
+    },
+    setLayoutHeaderHeight: (height: number) => {
+      headerHeight.value = `${height}px`;
+    },
+  };
+}
+
+export function useLayoutFooterStyle() {
+  const footerHeight = useCssVar(CSS_VARIABLE_LAYOUT_FOOTER_HEIGHT);
+
+  return {
+    getLayoutFooterHeight: () => {
+      return Number.parseInt(`${footerHeight.value}`, 10);
+    },
+    setLayoutFooterHeight: (height: number) => {
+      footerHeight.value = `${height}px`;
+    },
+  };
+}