fix

src/utils/treeDiagram.js

@@ -14,7 +14,9 @@ export function useLayout() {
 
 	const previousDirection = ref('LR')
 
-	function layout(nodes, edges, direction = 'LR') {
+	function layout(nodes, edges, direction = 'LR', options) {
+		const nodesep = options?.nodesep || 50 // 节点间距
+		const ranksep = options?.ranksep || 50 // 层级间距
 		// 验证和规范化方向参数
 		const validDirections = ['TB', 'BT', 'LR', 'RL']
 		const layoutDirection = validDirections.includes(direction) ? direction : 'LR'
@@ -28,7 +30,11 @@ export function useLayout() {
 
 		// 根据方向判断是否为水平布局
 		const isHorizontal = layoutDirection === 'LR' || layoutDirection === 'RL'
-		dagreGraph.setGraph({ rankdir: layoutDirection })
+		dagreGraph.setGraph({
+			rankdir: layoutDirection,
+			nodesep,
+			ranksep,
+		})
 
 		previousDirection.value = layoutDirection
 
@@ -47,7 +53,7 @@ export function useLayout() {
 		}
 
 		dagre.layout(dagreGraph)
-		
+
 		// set nodes with updated positions
 		return nodes.map((node) => {
 			const nodeWithPosition = dagreGraph.node(node.id)
@@ -125,20 +131,20 @@ export function findAndAddChild(items, targetId, newChild) {
  */
 export function findAndRemoveChild(items, targetId) {
 	for (let i = 0; i < items.length; i++) {
-	  const item = items[i]
-	  
-	  // 如果找到目标节点，从当前数组中删除
-	  if (item.id === targetId) {
-		items.splice(i, 1)
-		return true
-	  }
-	  
-	  // 递归搜索子节点
-	  if (item.children && item.children.length > 0) {
-		const found = findAndRemoveChild(item.children, targetId)
-		if (found) return true
-	  }
+		const item = items[i]
+
+		// 如果找到目标节点，从当前数组中删除
+		if (item.id === targetId) {
+			items.splice(i, 1)
+			return true
+		}
+
+		// 递归搜索子节点
+		if (item.children && item.children.length > 0) {
+			const found = findAndRemoveChild(item.children, targetId)
+			if (found) return true
+		}
 	}
-	
+
 	return false
-  }
+}