完善运行链路 调整中文界面

src/source/Tetris.cpp

@@ -3,6 +3,8 @@
 #include "Tetris.h"
 
 #define MAX_LOADSTRING 100
+#define GAME_TIMER_ID 1
+#define GAME_TIMER_INTERVAL 500
 
 HINSTANCE hInst;
 TCHAR szTitle[MAX_LOADSTRING];
@@ -31,6 +33,7 @@ int APIENTRY _tWinMain(HINSTANCE hInstance,
 
     LoadString(hInstance, IDS_APP_TITLE, szTitle, MAX_LOADSTRING);
     LoadString(hInstance, IDC_TETRIS, szWindowClass, MAX_LOADSTRING);
+    lstrcpy(szTitle, _T("俄罗斯方块"));
     MyRegisterClass(hInstance);
 
     if (!InitInstance(hInstance, nCmdShow))
@@ -126,8 +129,8 @@ BOOL InitInstance(HINSTANCE hInstance, int nCmdShow)
 /**
  * @brief 主窗口消息处理函数，负责响应菜单、绘制和退出等系统消息。
  *
- * 当前阶段主要处理“关于”和“退出”菜单命令、窗口重绘请求以及销毁消息，
+ * 该函数除菜单和绘制外，还负责初始化游戏、处理定时下落、
- * 其余未处理的消息统一交给系统默认窗口过程继续处理。
+ * 响应键盘操作以及管理暂停、重开和游戏结束状态。
  *
  * @param hWnd 当前窗口句柄。
  * @param message 当前接收到的消息类型。
@@ -139,6 +142,12 @@ LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
 {
     switch (message)
     {
+    case WM_CREATE:
+        srand((unsigned int)time(nullptr));
+        Restart();
+        SetTimer(hWnd, GAME_TIMER_ID, GAME_TIMER_INTERVAL, nullptr);
+        InvalidateRect(hWnd, nullptr, TRUE);
+        break;
     case WM_COMMAND:
     {
         int wmId = LOWORD(wParam);
@@ -156,6 +165,101 @@ LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
         }
     }
     break;
+    case WM_TIMER:
+        if (wParam == GAME_TIMER_ID && !suspendFlag && !gameOverFlag)
+        {
+            if (CanMoveDown())
+            {
+                MoveDown();
+            }
+            else
+            {
+                Fixing();
+                DeleteLines();
+                gameOverFlag = GameOver();
+            }
+
+            if (!gameOverFlag)
+            {
+                ComputeTarget();
+            }
+
+            InvalidateRect(hWnd, nullptr, TRUE);
+        }
+        break;
+    case WM_KEYDOWN:
+        if (wParam == 'R')
+        {
+            Restart();
+            InvalidateRect(hWnd, nullptr, TRUE);
+            break;
+        }
+
+        if (wParam == 'P')
+        {
+            suspendFlag = !suspendFlag;
+            InvalidateRect(hWnd, nullptr, TRUE);
+            break;
+        }
+
+        if (wParam == 'G')
+        {
+            targetFlag = !targetFlag;
+            InvalidateRect(hWnd, nullptr, TRUE);
+            break;
+        }
+
+        if (gameOverFlag || suspendFlag)
+        {
+            break;
+        }
+
+        switch (wParam)
+        {
+        case VK_LEFT:
+            if (CanMoveLeft())
+            {
+                MoveLeft();
+            }
+            break;
+        case VK_RIGHT:
+            if (CanMoveRight())
+            {
+                MoveRight();
+            }
+            break;
+        case VK_DOWN:
+            if (CanMoveDown())
+            {
+                MoveDown();
+            }
+            else
+            {
+                Fixing();
+                DeleteLines();
+                gameOverFlag = GameOver();
+            }
+            break;
+        case VK_UP:
+            Rotate();
+            break;
+        case VK_SPACE:
+            DropDown();
+            Fixing();
+            DeleteLines();
+            gameOverFlag = GameOver();
+            break;
+        default:
+            break;
+        }
+
+        if (!gameOverFlag)
+        {
+            ComputeTarget();
+        }
+
+        InvalidateRect(hWnd, nullptr, TRUE);
+        break;
     case WM_PAINT:
     {
         PAINTSTRUCT ps;
@@ -165,6 +269,7 @@ LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
     }
     break;
     case WM_DESTROY:
+        KillTimer(hWnd, GAME_TIMER_ID);
         PostQuitMessage(0);
         break;
     default:
@@ -193,6 +298,7 @@ INT_PTR CALLBACK About(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam)
     switch (message)
     {
     case WM_INITDIALOG:
+        SetWindowText(hDlg, _T("关于俄罗斯方块"));
         return (INT_PTR)TRUE;
 
     case WM_COMMAND:

src/source/TetrisLogic.cpp

@@ -228,13 +228,40 @@ void MoveRight()
 /**
  * @brief 旋转当前活动方块到下一种朝向。
  *
- * 游戏中的每种方块都预置了 4 种旋转状态，该函数通过切换状态编号实现旋转。
+ * 游戏中的每种方块都预置了 4 种旋转状态，该函数会先尝试切换到下一状态，
- * 当状态增加到 4 时重新回到 0，形成循环旋转效果。
+ * 然后检查旋转后的方块是否越界或与固定方块重叠。
+ * 如果旋转后的状态非法，则恢复到旋转前的状态。
  */
 void Rotate()
 {
-    // 切换到下一种旋转状态
+    int oldState = state;
     state = (state + 1) % 4;
+
+    for (int i = 0; i < 4; i++)
+    {
+        for (int j = 0; j < 4; j++)
+        {
+            if (bricks[type][state][i][j] != 0)
+            {
+                int checkY = point.y + i;
+                int checkX = point.x + j;
+
+                // 旋转后若越界，则恢复原状态
+                if (checkX < 0 || checkX >= nGameWidth || checkY < 0 || checkY >= nGameHeight)
+                {
+                    state = oldState;
+                    return;
+                }
+
+                // 旋转后若与固定方块重叠，则恢复原状态
+                if (workRegion[checkY][checkX] != 0)
+                {
+                    state = oldState;
+                    return;
+                }
+            }
+        }
+    }
 }
 
 /**
@@ -258,7 +285,7 @@ void DropDown()
  * 遍历当前方块 4x4 形状矩阵，把其中所有非空单元写入工作区数组，
  * 表示该方块已经落地并转为固定状态。
  * 随后将“下一方块”切换为新的当前方块，重置旋转状态，
- * 并把新方块生成到工作区上方的初始位置。
+ * 并把新方块生成到工作区上方的初始位置，同时刷新预测落点。
  */
 void Fixing()
 {
@@ -286,6 +313,8 @@ void Fixing()
     state = 0;
     point.x = 3;
     point.y = 0;
+    target = point;
+    ComputeTarget();
 }
 
 /**

src/source/TetrisRender.cpp

@@ -160,13 +160,13 @@ void TDrawScreen(HDC hdc, HWND hWnd)
         gameRect.bottom
     };
 
-    DrawText(hdc, _T("Tetris"), -1, &infoRect, DT_TOP | DT_LEFT | DT_SINGLELINE);
+    DrawText(hdc, _T("俄罗斯方块"), -1, &infoRect, DT_TOP | DT_LEFT | DT_SINGLELINE);
 
     TCHAR scoreText[64];
-    _stprintf_s(scoreText, _T("Score: %d"), tScore);
+    _stprintf_s(scoreText, _T("当前得分：%d"), tScore);
     TextOut(hdc, infoRect.left, infoRect.top + GRID * 2, scoreText, lstrlen(scoreText));
 
-    TextOut(hdc, infoRect.left, infoRect.top + GRID * 4, _T("Next:"), 5);
+    TextOut(hdc, infoRect.left, infoRect.top + GRID * 4, _T("下一个方块："), lstrlen(_T("下一个方块：")));
 
     RECT nextRect =
     {
@@ -210,19 +210,31 @@ void TDrawScreen(HDC hdc, HWND hWnd)
         }
     }
 
-    TextOut(hdc, infoRect.left, infoRect.top + GRID * 11, _T("Controls:"), 9);
+    TextOut(hdc, infoRect.left, infoRect.top + GRID * 11, _T("操作说明："), lstrlen(_T("操作说明：")));
-    TextOut(hdc, infoRect.left, infoRect.top + GRID * 12, _T("Arrow Keys"), 10);
+    TextOut(hdc, infoRect.left, infoRect.top + GRID * 12, _T("方向键：移动 / 旋转"), lstrlen(_T("方向键：移动 / 旋转")));
-    TextOut(hdc, infoRect.left, infoRect.top + GRID * 13, _T("Space: Drop"), 11);
+    TextOut(hdc, infoRect.left, infoRect.top + GRID * 13, _T("空格：快速下落"), lstrlen(_T("空格：快速下落")));
+    TextOut(hdc, infoRect.left, infoRect.top + GRID * 14, _T("P：暂停   R：重开"), lstrlen(_T("P：暂停   R：重开")));
+    TextOut(hdc, infoRect.left, infoRect.top + GRID * 15, _T("G：显示/隐藏落点"), lstrlen(_T("G：显示/隐藏落点")));
 
     if (suspendFlag)
     {
-        TextOut(hdc, infoRect.left, infoRect.top + GRID * 15, _T("Paused"), 6);
+        SetTextColor(hdc, RGB(220, 120, 0));
+        TextOut(hdc, infoRect.left, infoRect.top + GRID * 17, _T("游戏已暂停"), lstrlen(_T("游戏已暂停")));
+        SetTextColor(hdc, RGB(40, 40, 40));
     }
 
     if (gameOverFlag)
     {
         RECT overRect = gameRect;
         SetTextColor(hdc, RGB(255, 80, 80));
-        DrawText(hdc, _T("GAME OVER"), -1, &overRect, DT_CENTER | DT_VCENTER | DT_SINGLELINE);
+        DrawText(hdc, _T("游戏结束"), -1, &overRect, DT_CENTER | DT_VCENTER | DT_SINGLELINE);
+        RECT tipRect =
+        {
+            gameRect.left,
+            gameRect.top + GRID * 11,
+            gameRect.right,
+            gameRect.top + GRID * 13
+        };
+        DrawText(hdc, _T("按 R 键重新开始"), -1, &tipRect, DT_CENTER | DT_VCENTER | DT_SINGLELINE);
     }
 }