🐛 fix: #310 节点转化为框明显一点，但转换后还有向上移动一段距离的bug

Author: Littlefean

app/src/core/stage/stageManager/concreteMethods/StageSectionPackManager.tsx

@@ -72,7 +72,7 @@ export namespace StageSectionPackManager {
       }
       // 获取这个节点的父级Section
       const fatherSections = SectionMethods.getFatherSections(textNode);
-      const rect = textNode.collisionBox.getRectangle();
+      const rect = textNode.collisionBox.getRectangle().expandFromCenter(50);
       const newSection = new Section({
         uuid: v4(),
         text: textNode.text,
@@ -81,6 +81,7 @@ export namespace StageSectionPackManager {
         color: [textNode.color.r, textNode.color.g, textNode.color.b, textNode.color.a],
         details: textNode.details,
       });
+      newSection.adjustLocationAndSize();
       // 获取所有连向它的和它连向的东西
       const fatherConnections = GraphMethods.nodeParentArray(textNode);
       const childConnections = GraphMethods.nodeChildrenArray(textNode);

app/src/core/stage/stageObject/entity/Section.tsx

@@ -128,14 +128,17 @@ export class Section extends ConnectableEntity {
   }
 
   adjustLocationAndSize() {
+    let rectangle: Rectangle;
     if (this.children.length === 0) {
-      return;
+      rectangle = new Rectangle(this.collisionBox.getRectangle().location, new Vector(100, 100));
+    } else {
+      // 调整展开状态
+      rectangle = Rectangle.getBoundingRectangle(
+        this.children.map((child) => child.collisionBox.getRectangle()),
+        30,
+      );
     }
-    // 调整展开状态
-    const rectangle = Rectangle.getBoundingRectangle(
-      this.children.map((child) => child.collisionBox.getRectangle()),
-      30,
-    );
+
     // 留白范围在上面调整
     rectangle.location = rectangle.location.subtract(new Vector(0, 50));
     rectangle.size = rectangle.size.add(new Vector(0, 50));