修复小问题 结算装了一点

Assets/songsDatabase/selected_songInfo.cs

@@ -8,7 +8,22 @@ public class selected_songInfo : MonoBehaviour
 {
     public Image t_songCoverImage;
     public Image btm_songCoverImage;
+    [Header("极简信息")]
     public Text songNameText;
+    public Text currentDifficulty;
+    public Text sumScore_thisDifficulty;
+    public Text total_gameTime;
+    private int maxDifficulty = 22;
+
+    public Image c_DifficultyImage;
+    public Image c_imageMask;
+    [Header("分级颜色")]
+    public Color _0to5d5;
+    public Color _5d5to11;
+    public Color _11to16d5;
+    public Color _16d5to22;
+    public Color _equal22;
+
     [Header("对应的难度按钮")]
     public List<Button> difficultyButtons = new List<Button>();
     [Header("对应的难度文本")]
@@ -156,6 +171,61 @@ public class selected_songInfo : MonoBehaviour
 
             // set difficulty button backgrounds according to currently selected difficulty in the song SO
             SetDifficultyButtonBackground(song.thisLevel_selectedDifficultyID);
+
+            // Update currentDifficulty text and colored difficulty bar
+            float difficultyLevel = GetDifficultyLevel(song, song.thisLevel_selectedDifficultyID);
+            if (currentDifficulty != null)
+            {
+                currentDifficulty.text = difficultyLevel.ToString("0.0");
+            }
+
+            if (c_DifficultyImage != null)
+            {
+                // fill amount is ratio of difficultyLevel / maxDifficulty
+                float fill = Mathf.Clamp01(difficultyLevel / (float)maxDifficulty);
+                c_DifficultyImage.fillAmount = fill;
+
+                // choose color by ranges: left-closed, right-open, intervals of 5.5
+                // [0,5.5), [5.5,11), [11,16.5), [16.5,22), exactly 22 -> equal color
+                Color chosen = _0to5d5;
+                if (Mathf.Approximately(difficultyLevel, maxDifficulty))
+                {
+                    chosen = _equal22;
+                }
+                else if (difficultyLevel >= 16.5f)
+                {
+                    chosen = _16d5to22;
+                }
+                else if (difficultyLevel >= 11f)
+                {
+                    chosen = _11to16d5;
+                }
+                else if (difficultyLevel >= 5.5f)
+                {
+                    chosen = _5d5to11;
+                }
+                else if (difficultyLevel >= 0)
+                {
+                    chosen = _0to5d5;
+                }
+                else
+                {
+                    chosen = Color.white;
+                }
+
+                // ensure color is opaque
+                chosen.a = 1f;
+
+                // apply color to the mask image if available, otherwise fall back to the difficulty image
+                if (c_imageMask != null)
+                {
+                    c_imageMask.color = chosen;
+                }
+                else
+                {
+                    c_DifficultyImage.color = chosen;
+                }
+            }
         }
         else
         {
@@ -246,6 +316,9 @@ public class selected_songInfo : MonoBehaviour
             SongDataHolder.SelectedSongData.thisLevel_selectedDifficultyID = Mathf.Clamp(index, 0, 3);
             // immediately update UI to reflect new selection
             SetDifficultyButtonBackground(SongDataHolder.SelectedSongData.thisLevel_selectedDifficultyID);
+
+            // refresh displayed song info so currentDifficulty / difficulty bar update to new difficulty
+            UpdateSelectedSongDisplay();
         }
         else
         {
@@ -716,4 +789,26 @@ public class selected_songInfo : MonoBehaviour
             Debug.LogWarning("selected_songInfo: PauseManager not found when requesting pause");
         }
     }
+
+    // Helper to get difficulty level (float) from SongData for a given difficulty id
+    private float GetDifficultyLevel(SongData song, int difficultyId)
+    {
+        if (song == null) return 0f;
+        if (song.chartFiles != null)
+        {
+            foreach (var entry in song.chartFiles)
+            {
+                if (entry != null && entry.difficulty == difficultyId)
+                {
+                    return entry.difficultyLEVEL;
+                }
+            }
+        }
+        // fallback: try dictionary if available
+        if (song.difficultyNumberMap != null && song.difficultyNumberMap.ContainsKey(difficultyId))
+        {
+            return (float)song.difficultyNumberMap[difficultyId];
+        }
+        return 0f;
+    }
 }