diff --git a/packages/editor/src/language/zh-CN-en-US.ts b/packages/editor/src/language/zh-CN-en-US.ts
index c3407bb..2063e27 100644
--- a/packages/editor/src/language/zh-CN-en-US.ts
+++ b/packages/editor/src/language/zh-CN-en-US.ts
@@ -122,6 +122,9 @@ export default {
                 world: '世界坐标',
                 "Status monitoring":"状态监控",
             },
+            path: {
+                "Path drawing: Left-click to add a point, and double-click to end the drawing": "路径绘制：左键单击添加点，双击结束绘制",
+            },
             viewportInfo: {
                 Objects: '物体',
                 Vertices: '顶点',
@@ -754,6 +757,7 @@ export default {
         'Query failed': "查询失败",
         'Related document': "相关文档",
         Copy: "复制",
+        Finish: "完成",
         Focus: '聚焦',
         Support: '支持',
         Upload: '上传',
diff --git a/packages/editor/src/store/modules/pathDrawing.ts b/packages/editor/src/store/modules/pathDrawing.ts
new file mode 100644
index 0000000..479b388
--- /dev/null
+++ b/packages/editor/src/store/modules/pathDrawing.ts
@@ -0,0 +1,60 @@
+import { defineStore } from "pinia";
+import { store } from "@/store";
+
+interface IPathDrawingState {
+	active: boolean;
+	template: Record<string, any> | null;
+	submit: ((payload: IPathDrawingResult) => void) | null;
+}
+
+export interface IPathDrawingResult {
+	worldPoints: Array<{ x: number; y: number; z: number }>;
+	origin: { x: number; y: number; z: number };
+	options: Record<string, any>;
+}
+
+export interface IPathDrawingRequest {
+	template?: Record<string, any> | null;
+	submit?: (payload: IPathDrawingResult) => void;
+}
+
+function isPathDrawingRequest(payload: Record<string, any> | IPathDrawingRequest) {
+	return Object.prototype.hasOwnProperty.call(payload, "template") || Object.prototype.hasOwnProperty.call(payload, "submit");
+}
+
+export const usePathDrawingStore = defineStore({
+	id: "pathDrawing",
+	state: (): IPathDrawingState => ({
+		active: false,
+		template: null,
+		submit: null,
+	}),
+	getters: {
+		isActive: state => state.active,
+		getTemplate: state => state.template,
+		getSubmit: state => state.submit,
+	},
+	actions: {
+		start(payload: Record<string, any> | IPathDrawingRequest) {
+			const request = isPathDrawingRequest(payload) ? payload : { template: payload };
+
+			this.template = request.template ? JSON.parse(JSON.stringify(request.template)) : null;
+			this.submit = typeof request.submit === "function" ? request.submit : null;
+			this.active = true;
+		},
+		cancel() {
+			this.active = false;
+			this.template = null;
+			this.submit = null;
+		},
+		finish() {
+			this.active = false;
+			this.template = null;
+			this.submit = null;
+		},
+	},
+});
+
+export function usePathDrawingStoreWithOut() {
+	return usePathDrawingStore(store);
+}
diff --git a/packages/editor/src/views/editor/components/extraPane/resource/builtin/Expansion.vue b/packages/editor/src/views/editor/components/extraPane/resource/builtin/Expansion.vue
index e11b93d..2c66ab0 100644
--- a/packages/editor/src/views/editor/components/extraPane/resource/builtin/Expansion.vue
+++ b/packages/editor/src/views/editor/components/extraPane/resource/builtin/Expansion.vue
@@ -46,6 +46,7 @@ import type { Ref } from "vue";
 import { Box3, Vector3, type Object3D } from "three";
 import { cpt } from "@/language";
 import { useDragStore } from "@/store/modules/drag";
+import { usePathDrawingStore } from "@/store/modules/pathDrawing";
 import { screenToWorld } from "@/utils/common/scenes";
 import { App, AddObjectCommand, Heatmap, Path, UIPanel, Water, type Preview } from "@astral3d/engine";
 
@@ -59,6 +60,7 @@ interface ExpansionItem {
 const searchText = inject("searchText") as Ref<string>;
 const previewInfo = inject("previewInfo") as any;
 const previewRef = inject("previewRef") as any;
+const pathDrawingStore = usePathDrawingStore();
 
 const activeSubCategory = ref("heatmap");
 const subCategories = ref([
@@ -514,6 +516,17 @@ function selectSubCategory(key: string) {
   activeSubCategory.value = key;
 }
 
+function startPathDrawing(item: ExpansionItem) {
+  const options = JSON.parse(JSON.stringify(item.options || {}));
+  if (!options.name) {
+    options.name = getItemName(item);
+  }
+  if (pathDrawingStore.isActive) {
+    pathDrawingStore.cancel();
+  }
+  pathDrawingStore.start(options);
+}
+
 function getDefaultAddPosition(): number[] | undefined {
   const container = window.viewer?.container;
   if (!container) return undefined;
@@ -580,8 +593,7 @@ function addToScene(item: ExpansionItem, position?: number[]) {
       break;
     }
     case "path": {
-      const path = new Path(options);
-      App.execute(new AddObjectCommand(path), `Add Path: ${options.name}`);
+      startPathDrawing(item);
       break;
     }
     case "uipanel": {
@@ -603,6 +615,12 @@ function dragStart(item: ExpansionItem) {
 function dragEnd() {
   if (dragStore.getActionTarget !== "addToScene" || dragStore.endArea !== "Scene") return;
 
+  if (activeSubCategory.value === "path") {
+    startPathDrawing(dragStore.getData);
+    dragStore.setActionTarget("");
+    return;
+  }
+
   const position = screenToWorld(dragStore.endPosition.x, dragStore.endPosition.y).toArray();
   addToScene(dragStore.getData, position);
 
diff --git a/packages/editor/src/views/editor/layouts/viewport/PathDrawingOverlay.vue b/packages/editor/src/views/editor/layouts/viewport/PathDrawingOverlay.vue
new file mode 100644
index 0000000..b41cc8c
--- /dev/null
+++ b/packages/editor/src/views/editor/layouts/viewport/PathDrawingOverlay.vue
@@ -0,0 +1,307 @@
+<script setup lang="ts">
+	import { computed, onBeforeUnmount, onMounted, watch } from "vue";
+	import * as THREE from "three";
+	import { AddObjectCommand, App, Hooks, Path, Utils, getDefaultPathOptions } from "@astral3d/engine";
+	import { t } from "@/language";
+	import type { IPathDrawingResult } from "@/store/modules/pathDrawing";
+	import { usePathDrawingStore } from "@/store/modules/pathDrawing";
+
+	const pathDrawingStore = usePathDrawingStore();
+	const isDrawing = computed(() => pathDrawingStore.isActive);
+	const submit = computed(() => pathDrawingStore.getSubmit);
+	let templateOptions: Record<string, any> | null = null;
+	let points: THREE.Vector3[] = [];
+	let origin: THREE.Vector3 | null = null;
+	let previewPath: Path | null = null;
+	let viewerRef: any = null;
+	let prevCursor = "";
+	const previewFlag = "__pathPreview";
+
+	const groundPlane = new THREE.Plane(new THREE.Vector3(0, 1, 0), 0);
+	const tempNdc = new THREE.Vector2();
+	const onDownPosition = new THREE.Vector2();
+	const onUpPosition = new THREE.Vector2();
+
+	let isPointerDown = false;
+	let lastClickTime = 0;
+	const signal = Hooks.useSignal();
+
+	function haltSelectionOnIntersect() {
+		if (!isDrawing.value) return;
+		signal.halt("intersectionsDetected");
+	}
+
+	function setViewer(viewer: any) {
+		viewerRef = viewer;
+	}
+
+	function cloneTemplate() {
+		const current = pathDrawingStore.getTemplate;
+		templateOptions = current ? JSON.parse(JSON.stringify(current)) : null;
+	}
+
+	function cleanupPreview() {
+		let removed = false;
+
+		if (previewPath) {
+			previewPath.parent?.remove(previewPath);
+			previewPath.dispose?.();
+			previewPath = null;
+			removed = true;
+		}
+
+		const orphans: THREE.Object3D[] = [];
+		App.scene.traverse(child => {
+			if (child.userData?.[previewFlag]) {
+				orphans.push(child);
+			}
+		});
+
+		if (orphans.length > 0) {
+			orphans.forEach(child => {
+				child.parent?.remove(child);
+				(child as any).dispose?.();
+			});
+			removed = true;
+		}
+
+		if (removed) {
+			Hooks.useDispatchSignal("sceneGraphChanged");
+		}
+	}
+
+	function resetState() {
+		points = [];
+		origin = null;
+		isPointerDown = false;
+		lastClickTime = 0;
+		cleanupPreview();
+	}
+
+	function buildOptions(worldPoints: THREE.Vector3[], baseOrigin: THREE.Vector3) {
+		const options = getDefaultPathOptions();
+		if (templateOptions) {
+			Utils.deepAssign(options, templateOptions);
+		}
+		options.position = baseOrigin.toArray();
+		options.points = worldPoints.map(point => ({
+			x: point.x - baseOrigin.x,
+			y: point.y - baseOrigin.y,
+			z: point.z - baseOrigin.z,
+		}));
+		if (!options.name) options.name = "Path";
+		return options;
+	}
+
+	function buildResult(worldPoints: THREE.Vector3[], baseOrigin: THREE.Vector3): IPathDrawingResult {
+		return {
+			worldPoints: worldPoints.map(point => ({ x: point.x, y: point.y, z: point.z })),
+			origin: {
+				x: baseOrigin.x,
+				y: baseOrigin.y,
+				z: baseOrigin.z,
+			},
+			options: buildOptions(worldPoints, baseOrigin),
+		};
+	}
+
+	function updatePreview() {
+		if (!templateOptions) return;
+		if (points.length === 0) return;
+
+		if (!origin) {
+			origin = points[0].clone();
+		}
+
+		const options = buildOptions(points, origin);
+		if (!previewPath) {
+			const path = new Path(options);
+			path.ignore = true;
+			path.userData[previewFlag] = true;
+			previewPath = path;
+			App.scene.add(path);
+		} else {
+			previewPath.updateOptions({
+				mode: options.mode,
+				closed: options.closed,
+				cornerRadius: options.cornerRadius,
+				cornerSplit: options.cornerSplit,
+				path: options.path,
+				tube: options.tube,
+				position: options.position,
+				points: options.points,
+			});
+		}
+
+		Hooks.useDispatchSignal("sceneGraphChanged");
+	}
+
+	function getPickPoint(event: PointerEvent) {
+		const viewer = viewerRef || (window as any).viewer;
+		if (!viewer) return null;
+
+		const mouse = Utils.getMousePosition(viewer.container, event.clientX, event.clientY);
+		const intersects = viewer.getIntersects(new THREE.Vector2(mouse[0], mouse[1]));
+		if (intersects.length > 0) {
+			return intersects[0].point.clone();
+		}
+
+		tempNdc.set(mouse[0] * 2 - 1, -(mouse[1] * 2) + 1);
+		viewer.raycaster.setFromCamera(tempNdc, viewer.camera);
+		const hit = new THREE.Vector3();
+		return viewer.raycaster.ray.intersectPlane(groundPlane, hit) ? hit.clone() : null;
+	}
+
+	function addPoint(point: THREE.Vector3) {
+		points.push(point);
+		updatePreview();
+	}
+
+	function finishDrawing() {
+		if (!isDrawing.value) return;
+		if (points.length <= 2) {
+			cleanupPreview();
+			pathDrawingStore.cancel();
+			return;
+		}
+
+		const baseOrigin = origin || points[0];
+		const result = buildResult(points, baseOrigin);
+		if (submit.value) {
+			try {
+				submit.value(result);
+			} catch (error) {
+				console.error("[PathDrawingOverlay] path drawing submit failed", error);
+			}
+		} else {
+			const path = new Path(result.options);
+			App.execute(new AddObjectCommand(path), `Add Path: ${result.options.name}`);
+		}
+		cleanupPreview();
+		pathDrawingStore.finish();
+	}
+
+	function cancelDrawing() {
+		if (!isDrawing.value) return;
+		cleanupPreview();
+		pathDrawingStore.cancel();
+	}
+
+	function stopDrawing() {
+		unbindEvents();
+		resetState();
+
+		const viewer = viewerRef || (window as any).viewer;
+		if (viewer) {
+			viewer.container.style.cursor = prevCursor || "";
+		}
+	}
+
+	function bindEvents() {
+		const viewer = viewerRef || (window as any).viewer;
+		if (!viewer) return;
+
+		prevCursor = viewer.container.style.cursor || "";
+		viewer.container.style.cursor = "crosshair";
+
+		viewer.container.addEventListener("pointerdown", onPointerDown, true);
+		viewer.container.addEventListener("pointerup", onPointerUp, true);
+		viewer.container.addEventListener("dblclick", onDoubleClick, true);
+	}
+
+	function unbindEvents() {
+		const viewer = viewerRef || (window as any).viewer;
+		if (!viewer) return;
+		viewer.container.removeEventListener("pointerdown", onPointerDown, true);
+		viewer.container.removeEventListener("pointerup", onPointerUp, true);
+		viewer.container.removeEventListener("dblclick", onDoubleClick, true);
+	}
+
+	function onPointerDown(event: PointerEvent) {
+		if (!isDrawing.value) return;
+		if (event.button !== 0) return;
+		const viewer = viewerRef || (window as any).viewer;
+		if (!viewer) return;
+		const array = Utils.getMousePosition(viewer.container, event.clientX, event.clientY);
+		onDownPosition.fromArray(array);
+		isPointerDown = true;
+	}
+
+	function onPointerUp(event: PointerEvent) {
+		if (!isDrawing.value) return;
+		if (event.button !== 0) return;
+		if (!isPointerDown) return;
+		const viewer = viewerRef || (window as any).viewer;
+		if (!viewer) return;
+		const array = Utils.getMousePosition(viewer.container, event.clientX, event.clientY);
+		onUpPosition.fromArray(array);
+		isPointerDown = false;
+
+		if (onDownPosition.distanceTo(onUpPosition) !== 0) return;
+
+		const now = Date.now();
+		if (now - lastClickTime < 200) return;
+		lastClickTime = now;
+
+		const point = getPickPoint(event);
+		if (!point) return;
+		addPoint(point);
+	}
+
+	function onDoubleClick(event: MouseEvent) {
+		if (!isDrawing.value) return;
+		event.preventDefault();
+		event.stopPropagation();
+		finishDrawing();
+	}
+
+	watch(
+		() => isDrawing.value,
+		active => {
+			if (active) {
+				resetState();
+				cloneTemplate();
+				bindEvents();
+			} else {
+				stopDrawing();
+			}
+		}
+	);
+
+	onMounted(() => {
+		Hooks.useAddSignal("intersectionsDetected", haltSelectionOnIntersect, undefined, 999);
+		Hooks.useAddSignal("viewerInitCompleted", setViewer);
+		if ((window as any).viewer) {
+			setViewer((window as any).viewer);
+		}
+	});
+
+	onBeforeUnmount(() => {
+		Hooks.useRemoveSignal("intersectionsDetected", haltSelectionOnIntersect);
+		Hooks.useRemoveSignal("viewerInitCompleted", setViewer);
+		stopDrawing();
+	});
+</script>
+
+<template>
+	<n-card v-if="isDrawing" size="small" class="path-drawing-overlay">
+		<n-space size="small" align="center" @pointerdown.stop>
+			<n-text strong>
+				{{ t("layout.scene.path['Path drawing: Left-click to add a point, and double-click to end the drawing']") }}
+			</n-text>
+			<n-button size="small" type="primary" @click="finishDrawing">{{ t("other.Finish") }}</n-button>
+			<n-button size="small" @click="cancelDrawing">{{ t("other.Cancel") }}</n-button>
+		</n-space>
+	</n-card>
+</template>
+
+<style scoped lang="less">
+	.path-drawing-overlay {
+		position: absolute;
+		bottom: 10px;
+		left: 50%;
+		width: max-content;
+		transform: translateX(-50%);
+		z-index: 20;
+	}
+</style>
diff --git a/packages/editor/src/views/editor/layouts/viewport/Viewport.vue b/packages/editor/src/views/editor/layouts/viewport/Viewport.vue
index 75e874e..c5c3385 100644
--- a/packages/editor/src/views/editor/layouts/viewport/Viewport.vue
+++ b/packages/editor/src/views/editor/layouts/viewport/Viewport.vue
@@ -11,6 +11,8 @@
 
     <!-- IFC BIM 构件信息悬浮框   -->
     <IFCProperties/>
+
+    <PathDrawingOverlay/>
   </div>
 </template>
 
@@ -18,6 +20,7 @@
 import {onMounted, ref, nextTick, onBeforeUnmount} from 'vue';
 import {App,Viewer,Hooks} from "@astral3d/engine";
 import Toolbar from "./Toolbar.vue";
+import PathDrawingOverlay from "./PathDrawingOverlay.vue";
 import {useGlobalConfigStore} from "@/store/modules/globalConfig";
 import {usePluginStore} from "@/store/modules/plugin";
 import {installBuiltinPlugin} from "@/plugin";