拆分 UIController 组装 Context 职责 + 描述文本滚动展示

2026-03-12 16:45:20 +08:00
parent 4962b98714
commit f67888a8da
26 changed files with 2522 additions and 1053 deletions
@@ -1,6 +1,7 @@
 using GeometryTD.CustomEvent;
 using TMPro;
 using UnityEngine;
+using UnityEngine.UI;

 namespace GeometryTD.UI
 {
@@ -13,6 +14,12 @@ namespace GeometryTD.UI
        [SerializeField] private TMP_Text _typeText;
        
        [SerializeField] private TMP_Text _descriptionText;
+
+        [SerializeField] private RectTransform _descriptionScrollView;
+
+        [SerializeField] private RectTransform _descriptionContent;
+
+        [SerializeField] private float _maxDescriptionViewportHeight = 0f;
        
        [SerializeField] private Transform _tagsParent;

@@ -46,6 +53,8 @@ namespace GeometryTD.UI
                _descriptionText.text = context?.Description ?? string.Empty;
            }

+            ResizeDescriptionArea();
+
            if (_purchaseButtonText != null)
            {
                _purchaseButtonText.text = context?.PurchaseButtonText ?? string.Empty;
@@ -75,6 +84,8 @@ namespace GeometryTD.UI
                _descriptionText.text = string.Empty;
            }

+            ResetDescriptionScroll();
+
            if (_purchaseButtonText != null)
            {
                _purchaseButtonText.text = string.Empty;
@@ -120,6 +131,54 @@ namespace GeometryTD.UI
            }
        }

+        private void ResizeDescriptionArea()
+        {
+            if (_descriptionText == null)
+            {
+                return;
+            }
+
+            _descriptionText.ForceMeshUpdate();
+            float descriptionHeight = Mathf.Max(0f, _descriptionText.preferredHeight);
+            SetRectHeight(_descriptionText.rectTransform, descriptionHeight);
+
+            if (_descriptionContent != null)
+            {
+                SetRectHeight(_descriptionContent, descriptionHeight);
+            }
+
+            if (_descriptionScrollView != null)
+            {
+                float viewportHeight = _maxDescriptionViewportHeight > 0f
+                    ? Mathf.Min(descriptionHeight, _maxDescriptionViewportHeight)
+                    : descriptionHeight;
+                SetRectHeight(_descriptionScrollView, viewportHeight);
+            }
+
+            ResetDescriptionScroll();
+        }
+
+        private void ResetDescriptionScroll()
+        {
+            if (_descriptionScrollView != null &&
+                _descriptionScrollView.TryGetComponent(out ScrollRect scrollRect))
+            {
+                scrollRect.verticalNormalizedPosition = 1f;
+            }
+        }
+
+        private static void SetRectHeight(RectTransform rectTransform, float height)
+        {
+            if (rectTransform == null)
+            {
+                return;
+            }
+
+            Vector2 size = rectTransform.sizeDelta;
+            size.y = height;
+            rectTransform.sizeDelta = size;
+        }
+
        private void ClearTags()
        {
            if (_tagsParent == null)