fix：1、放大缩小优化

Assets/Scripts/ModuleUI/ArrowGame/ArrowGameUI.cs

@@ -36,12 +36,19 @@ namespace ChillConnect
         private readonly float outOffset = 200f;
 
         // 网格边界
+        private Vector2 _gridWorldCenter; // 网格世界中心点
+        
         private float gridLeft;
         private float gridRight;
         private readonly int gridRowNum = 10;
         private float gridTop;
         private float gridBottom;
 
+        // 网格行列、单个格子尺寸（你原有网格参数）
+        private int _gridRow;
+        private int _gridCol;
+        private float _cellSize;
+        
         // 网格占用标记：true=该点位被占用，false=空闲
         private bool[,] _gridOccupied;
         // 记录每个箭头占用的所有网格点位(行,列)
@@ -98,6 +105,7 @@ namespace ChillConnect
             uiInfo.isNeedOpenAnim = false;
             uiInfo.isNeedCloseAnim = false;
             uiInfo.isNeedUIMask = true;
+            uiInfo.isTickUpdate = true;
         }
 
         #region 生命周期
@@ -155,11 +163,46 @@ namespace ChillConnect
 
         public override void OnUpdate()
         {
-            if (_levelConfig == null) return;
-            foreach (var arrow in _levelConfig.arrows)
+            // if (_levelConfig == null) return;
+            // foreach (var arrow in _levelConfig.arrows)
+            // {
+            //     UpdateArrowMove(arrow);
+            // }
+            //
+            // ========= 编辑器模拟触摸（仅编辑模式生效） =========
+#if UNITY_EDITOR
+            //1. 鼠标左键 = 单指拖拽
+            // Debug.Log($"Input.GetMouseButtonDown======={Input.GetMouseButtonDown(0)}");
+            if (Input.GetMouseButtonDown(0))
             {
-                UpdateArrowMove(arrow);
+                _lastTouchPos = Input.mousePosition;
+                _isDraging = true;
             }
+            if (Input.GetMouseButton(0) && _isDraging)
+            {
+                Vector2 curMousePos = Input.mousePosition;
+                Vector2 offset = curMousePos - _lastTouchPos;
+                MoveContainer(offset);
+                _lastTouchPos = curMousePos;
+            }
+            if (Input.GetMouseButtonUp(0))
+            {
+                _isDraging = false;
+            }
+
+            // 2. 鼠标滚轮 = 双指缩放
+            // float scrollDelta = Input.GetMouseWheelDelta();
+            // if (Mathf.Abs(scrollDelta) > 0)
+            // {
+            //     float curScale = _viewContainer.scaleX;
+            //     curScale += scrollDelta * 0.1f;
+            //     curScale = Mathf.Clamp(curScale, _minScale, _maxScale);
+            //
+            //     _viewContainer.scaleX = curScale;
+            //     _viewContainer.scaleY = curScale;
+            //     _zoomSlider.value = GetSliderValueByScale(curScale);
+            // }
+#endif
             
             // ========= 双指 = 缩放（优先级最高） =========
             if (Input.touchCount == 2)
@@ -267,6 +310,7 @@ namespace ChillConnect
             ui.btn_hint.SetClick(OnClickHint);
             _fingerTipObj = com_finger.CreateInstance();
             _viewContainer.AddChild(_fingerTipObj);
+            _fingerTipObj.visible = false;
             _currentTipArrow = null;
             
             _zoomSlider = ui.zoomSlide;
@@ -466,6 +510,43 @@ namespace ChillConnect
                     _viewContainer.AddChild(dot);
                 }
             }
+            
+            // ========= 新增：网格绘制完成后，设置居中缩放轴心 =========
+            CalculateGridCenter(cfg);
+            SetViewPivotToGridCenter();
+        }
+        
+        /// <summary>计算网格整体世界中心（原有网格坐标不变）</summary>
+        /// <summary>计算整个网格圆点区域的世界中心点</summary>
+        private void CalculateGridCenter(LevelConfig cfg)
+        {
+            int rows = cfg.gridRows;
+            int cols = cfg.gridCols;
+
+            // 取四个角点位，算出整体中心
+            Vector2 topLeft = RowColToPos(0, 0);
+            Vector2 bottomRight = RowColToPos(rows - 1, cols - 1);
+
+            // 几何中心
+            _gridWorldCenter.x = (topLeft.x + bottomRight.x) * 0.5f;
+            _gridWorldCenter.y = (topLeft.y + bottomRight.y) * 0.5f;
+        }
+        
+        /// <summary>设置_viewContainer缩放轴心 = 网格中心，实现居中缩放</summary>
+        private void SetViewPivotToGridCenter()
+        {
+            if (_viewContainer == null) return;
+
+            // FGUI pivot 取值范围 0~1，是容器内部相对比例
+            float pivotX = _gridWorldCenter.x / _viewContainer.width;
+            float pivotY = _gridWorldCenter.y / _viewContainer.height;
+
+            // 限制在合法区间
+            pivotX = Mathf.Clamp01(pivotX);
+            pivotY = Mathf.Clamp01(pivotY);
+
+            // 设置轴心，此后所有缩放都围绕网格中心
+            _viewContainer.pivot = new Vector2(pivotX, pivotY);
         }
         #endregion
 
@@ -708,14 +789,23 @@ namespace ChillConnect
         /// <summary>根据缩放值，计算滑动条 value(0~1)</summary>
         private float GetSliderValueByScale(float scale)
         {
-            float t = (scale - _minScale) / (_maxScale - _minScale);
-            return Mathf.Clamp01(t);
+            float validScale = Mathf.Clamp(scale, _minScale, _maxScale);
+            float ratio = (validScale - _minScale) / (_maxScale - _minScale);
+            float sliderVal = ratio * 100f;
+    
+            return Mathf.Clamp(sliderVal, 0f, 100f);
         }
 
         /// <summary>根据滑动条 value(0~1)，计算实际缩放值</summary>
         private float GetScaleBySliderValue(float sliderValue)
         {
-            float scale = _minScale + sliderValue * (_maxScale - _minScale);
+            // 先把滑块值钳位在 0~100 内
+            float val = Mathf.Clamp(sliderValue, 0f, 100f);
+    
+            // 线性映射：0→0.6，100→1.5
+            float ratio = val / 100f;
+            float scale = _minScale + ratio * (_maxScale - _minScale);
+    
             return Mathf.Clamp(scale, _minScale, _maxScale);
         }
 
@@ -1326,11 +1416,13 @@ namespace ChillConnect
                 return;
             }
             
-            // 1. 恢复默认缩放 1倍
-            _viewContainer.scaleX = 1f;
-            _viewContainer.scaleY = 1f;
-            // 2. 滑动条回归对应位置
-            _zoomSlider.value = GetSliderValueByScale(1f);
+            // 1. 恢复默认缩放 1.0
+            float defaultScale = 1f;
+            _viewContainer.scaleX = defaultScale;
+            _viewContainer.scaleY = defaultScale;
+
+            // 2. 设置滑块对应位置
+            _zoomSlider.value = GetSliderValueByScale(defaultScale);
             // 3. 容器屏幕居中
             float startX = (Screen.width - _viewContainer.width) * 0.5f;
             float startY = (Screen.height - _viewContainer.height) * 0.5f;