save project

my_Tetris.py

@@ -55,8 +55,9 @@ color = random.choice(cube_colors)
 
 def check(center):
     for cube in current_shape:
-        cube = (cube[0]+cube[0],cube[1]+cube[1])
-        if cube[0]<1 or cube[1]<1 or cube[0]>grid_num_height or cube[1]>grid_num_height:
+        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:
@@ -65,17 +66,17 @@ while True:
             exit()
         if event.type == locals.KEYDOWN:
             if event.key == locals.K_RIGHT:
-                center[1] -= 1
-                if check(center):
-                    center[1] += 1
+                center[1] = center[1] + 1
+                if check(center) == False:
+                    center[1] = center[1] - 1
             elif event.key == locals.K_LEFT: 
-                center[1] += 1
-                if check(center):
-                    center[1] -= 1
+                center[1] = center[1] - 1
+                if check(center) == False:
+                    center[1] = center[1] + 1
             elif event.key == locals.K_DOWN:
-                center[0] +=1
-                if check(center):
-                    center[0] += 1
+                center[0] = center[0] + 1
+                if check(center) == False:
+                    center[0] = center[0] - 1
 
     # 将背景图画上去
     screen.blit(background, (0, 0))
@@ -86,7 +87,7 @@ while True:
         current_pos.append(pos)
     # 取出所有小方块的行、列位置，计算坐标，绘制俄罗斯方块
     for cube in current_pos:
-        pygame.draw.rect(screen,color)
+        pygame.draw.rect(screen,color,
                     (cube[1] * 20-20, cube[0] * 20-20,20,20), 0)
         pygame.draw.rect(screen, (255, 255, 255), 
                         (cube[1] * 20-20, cube[0] * 20-20,20,20), 1)