save project

my_Tetris.py

@@ -46,27 +46,52 @@ cube_colors = [
     (153, 0, 51), (204, 255, 102), (255, 153, 0)]
 
 center = [2, 8]     # 第2行第8列
-#current_shape = [(0, -1), (0, 0), (0, 1), (-1, 0)]
-
 shape=random.choice(shape_list)
 index=random.randint(0,len(shape)-1)
 current_shape =shape[index]
 color=random.choice(cube_colors)
 
+def check(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_height:
+            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
+        #         center[1] += 1 
+        #         if check(center)==False:
+        #             center[1]=center[1]-1 
             if event.key == locals.K_RIGHT:     # 向右
-                if center[1] < 15:
-                    center[1] += 1
+                center[1] += 1
+                if check(center) == False:
+                    center[1]-= 1  
             elif event.key == locals.K_LEFT:    # 向左
-                if center[1] > 1:
-                    center[1] -= 1
-            elif event.key == locals.K_DOWN:    # 向下
-                if center[0] < 25:
-                    center[0] += 1
+                center[1]-=1 
+                if check(center)==False:
+                    center[1]+=1
+
+            elif event.key == locals.K_UP:
+                old_index=index
+                index+=1
+                if index>=len(shape):
+                    index=0
+                current_shape=shape[index]   
+                if check(center)==False:
+                    index=old_index
+                    current_shape=shape[index] 
+                          
+                    
+            elif event.key == locals.K_DOWN:
+                center[0] += 1
+                if check(center)==False:
+                     center[0]-=1
+                
 
     # 将背景图画上去
     screen.blit(background, (0, 0))