新增可解锁Hold机制并补全特殊强化提示

src/source/TetrisLogic.cpp

@@ -20,6 +20,8 @@ int currentScreen = SCREEN_MENU;
 int currentMode = MODE_CLASSIC;
 int currentFallInterval = 500;
 int nextTypes[3] = { 0, 0, 0 };
+int holdType = -1;
+bool holdUsedThisTurn = false;
 
 enum UpgradeId
 {
@@ -28,7 +30,8 @@ enum UpgradeId
     UPGRADE_SLOW_FALL = 2,
     UPGRADE_COMBO_BONUS = 3,
     UPGRADE_PREVIEW_PLUS_ONE = 4,
-    UPGRADE_LAST_CHANCE = 5
+    UPGRADE_LAST_CHANCE = 5,
+    UPGRADE_HOLD_UNLOCK = 6
 };
 
 static const UpgradeEntry kUpgradePool[] =
@@ -38,7 +41,8 @@ static const UpgradeEntry kUpgradePool[] =
     { UPGRADE_SLOW_FALL, -1, true, _T("\u6162\u901f\u4e0b\u843d"), _T("\u64cd\u4f5c"), _T("\u81ea\u7136\u4e0b\u843d\u53d8\u6162\uff0c\u6bcf\u6b21\u63d0\u9ad8 80ms\u3002") },
     { UPGRADE_PREVIEW_PLUS_ONE, 3, false, _T("\u989d\u5916\u9884\u89c8"), _T("\u89c6\u91ce"), _T("\u4e0b\u4e00\u4e2a\u65b9\u5757\u9884\u89c8 +1\uff0c\u6700\u591a 3 \u4e2a\u3002") },
     { UPGRADE_EXP_MULTIPLIER, -1, true, _T("\u7ecf\u9a8c\u5f3a\u5316"), _T("\u6210\u957f"), _T("\u540e\u7eed\u6d88\u884c\u83b7\u5f97 EXP \u63d0\u9ad8 25%\u3002") },
-    { UPGRADE_LAST_CHANCE, 1, false, _T("\u6700\u540e\u4e00\u640f"), _T("\u4fdd\u547d"), _T("\u9996\u6b21\u9876\u6b7b\u65f6\u81ea\u52a8\u6e05\u9664\u5e95\u90e8 3 \u884c\u5e76\u7ee7\u7eed\u6e38\u620f\u3002") }
+    { UPGRADE_LAST_CHANCE, 1, false, _T("\u6700\u540e\u4e00\u640f"), _T("\u4fdd\u547d"), _T("\u9996\u6b21\u9876\u6b7b\u65f6\u81ea\u52a8\u6e05\u9664\u5e95\u90e8 3 \u884c\u5e76\u7ee7\u7eed\u6e38\u620f\u3002") },
+    { UPGRADE_HOLD_UNLOCK, 1, false, _T("Hold \u89e3\u9501"), _T("\u7279\u6b8a"), _T("\u89e3\u9501 Hold \u69fd\uff0c\u5bf9\u5c40\u4e2d\u53ef\u7528 C \u6216 Shift \u6682\u5b58\u65b9\u5757\u3002") }
 };
 
 static constexpr int kUpgradePoolSize = sizeof(kUpgradePool) / sizeof(kUpgradePool[0]);
@@ -189,6 +193,7 @@ static void ResetPlayerStats(PlayerStats& stats, bool useRogueRules)
     stats.expUpgradeLevel = 0;
     stats.previewUpgradeLevel = 0;
     stats.lastChanceUpgradeLevel = 0;
+    stats.holdUnlocked = 0;
 }
 
 static int GetNextPreviewLimit()
@@ -227,6 +232,8 @@ static int GetUpgradeCurrentLevel(int upgradeId)
         return rogueStats.previewUpgradeLevel;
     case UPGRADE_LAST_CHANCE:
         return rogueStats.lastChanceUpgradeLevel;
+    case UPGRADE_HOLD_UNLOCK:
+        return rogueStats.holdUnlocked;
     default:
         return 0;
     }
@@ -254,6 +261,35 @@ static void SetFeedbackMessage(const TCHAR* title, const TCHAR* detail, int tick
     lstrcpyn(feedbackState.detail, detail, sizeof(feedbackState.detail) / sizeof(TCHAR));
 }
 
+static bool IsPiecePlacementValid(int pieceType, int pieceState, Point position)
+{
+    for (int i = 0; i < 4; i++)
+    {
+        for (int j = 0; j < 4; j++)
+        {
+            if (bricks[pieceType][pieceState][i][j] == 0)
+            {
+                continue;
+            }
+
+            int checkY = position.y + i;
+            int checkX = position.x + j;
+
+            if (checkX < 0 || checkX >= nGameWidth || checkY >= nGameHeight)
+            {
+                return false;
+            }
+
+            if (checkY >= 0 && workRegion[checkY][checkX] != 0)
+            {
+                return false;
+            }
+        }
+    }
+
+    return true;
+}
+
 static void ResetNextQueue()
 {
     for (int i = 0; i < 3; i++)
@@ -379,6 +415,9 @@ static void ApplyUpgradeById(int upgradeId)
         rogueStats.lastChanceCount = 1;
         rogueStats.lastChanceUpgradeLevel = 1;
         break;
+    case UPGRADE_HOLD_UNLOCK:
+        rogueStats.holdUnlocked = 1;
+        break;
     default:
         break;
     }
@@ -716,6 +755,7 @@ void Fixing()
     type = ConsumeNextType();
     nType = nextTypes[0];
     state = 0;
+    holdUsedThisTurn = false;
     point = GetSpawnPoint(type);
     target = point;
     ComputeTarget();
@@ -840,12 +880,15 @@ void Restart()
     feedbackState.visibleTicks = 0;
     feedbackState.title[0] = _T('\0');
     feedbackState.detail[0] = _T('\0');
+    holdType = -1;
+    holdUsedThisTurn = false;
     tScore = 0;
 
     ResetNextQueue();
     type = ConsumeNextType();
     nType = nextTypes[0];
     state = 0;
+    holdUsedThisTurn = false;
     point = GetSpawnPoint(type);
     target = point;
 
@@ -922,3 +965,47 @@ void ConfirmUpgradeSelection()
 
     currentScreen = SCREEN_PLAYING;
 }
+
+void HoldCurrentPiece()
+{
+    if (currentMode != MODE_ROGUE || rogueStats.holdUnlocked == 0 || holdUsedThisTurn || gameOverFlag)
+    {
+        return;
+    }
+
+    int previousHoldType = holdType;
+    holdType = type;
+    state = 0;
+    holdUsedThisTurn = true;
+
+    if (previousHoldType < 0)
+    {
+        type = ConsumeNextType();
+        nType = nextTypes[0];
+    }
+    else
+    {
+        type = previousHoldType;
+    }
+
+    point = GetSpawnPoint(type);
+    target = point;
+
+    if (!IsPiecePlacementValid(type, state, point))
+    {
+        gameOverFlag = true;
+        SetFeedbackMessage(_T("Hold \u5931\u8d25"), _T("\u6362\u51fa\u7684\u65b9\u5757\u65e0\u6cd5\u653e\u7f6e\uff0c\u5bf9\u5c40\u7ed3\u675f\u3002"), 12);
+        return;
+    }
+
+    ComputeTarget();
+
+    if (previousHoldType < 0)
+    {
+        SetFeedbackMessage(_T("Hold \u5df2\u5b58\u5165"), _T("\u5f53\u524d\u65b9\u5757\u5df2\u8fdb\u5165 Hold \u69fd\u3002"), 10);
+    }
+    else
+    {
+        SetFeedbackMessage(_T("Hold \u5df2\u4ea4\u6362"), _T("\u5df2\u4e0e Hold \u69fd\u4e2d\u7684\u65b9\u5757\u4ea4\u6362\u3002"), 10);
+    }
+}