save project

my_Tetris.py

@@ -51,25 +51,31 @@ index=random.randint(0,len(shape)-1)
 current_shape=shape[index]
 color=random.choice(cube_colors)     # 第2行第8列
 
+def cheak(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.type == locals.KEYDOWN:    # 向左
-                if event.key == locals.K_LEFT:
-                    center[1] -= 1
-                    for cube in current_pos:
-                        if cube[1] <= 1:
-                            center[1] = center[1]+1
-                            break
+        if event.type == locals.KEYDOWN:    # 向左
+            if event.key == locals.K_LEFT:
+                center[1] -= 1
+                if cheak(center)==False:
+                    center[1]+=1
+                        
+            elif event.key == locals.K_RIGHT:     # 向右
+                center[1]+=1
+                if cheak(center)==False:
+                    center[1]-=1
+
             elif event.key == locals.K_DOWN:    # 向下
-                if center[0] < 25:
-                    center[0] += 1
+                center[0]+=1
+                if cheak(center)==False:
+                    center[0]-=1
 
     # 将背景图画上去
     screen.blit(background, (0, 0))