save project

my_Tetris.py

@@ -22,6 +22,7 @@ O = [[(0, 0), (0, 1), (1, 0), (1, 1)]]
 I = [[(0, -1), (0, 0), (0, 1), (0, 2)],
      [(-1, 0), (0, 0), (1, 0), (2, 0)]]
 Z = [[(0, -1), (0, 0), (1, 0), (1, 1)],
+
      [(-1, 0), (0, 0), (0, -1), (1, -1)]]
 S = [[(-1, 0), (0, 0), (0, 1), (1, 1)],
      [(1, -1), (1, 0), (0, 0), (0, 1)]]
@@ -50,20 +51,31 @@ color=random.choice(cube_colors)
 center = [2, 8]
 current_shape =suiji[index]
 
+
+def chk(center):
+    for cube in current_shape:
+        cube=(cube[0]+center[0],cube[1]+center[1])
+        if cube[0]<1 or cube[1]<1 or cube[0]>grid_num_height or cube[1]>grid_num_width:
+            return False
+
 while True:
     for event in pygame.event.get():
         if event.type == locals.QUIT:
             exit()
         if event.type == locals.KEYDOWN:
-            if event.key == locals.K_RIGHT:     # 向右
-                if center[1] < 15:
-                    center[1] += 1
-            elif event.key == locals.K_LEFT:    # 向左
-                if center[1] > 1:
+            if event.key == locals.K_RIGHT:
+                center[1] += 1     # 向右
+                if chk(center)==False:
                     center[1] -= 1
+                    
+            elif event.key == locals.K_LEFT:    # 向左
+                center[1]-=1
+                if chk(center)==False:
+                    center[1] += 1
             elif event.key == locals.K_DOWN:    # 向下
-                if center[0] < 25:
-                    center[0] += 1
+                center[0]+=1
+                if chk(center)==False:
+                    center[0] -= 1 
 
     # 将背景图画上去
     screen.blit(background, (0, 0))