NameError: name 'last_click_time' is not defined
时间: 2023-09-30 15:08:38 浏览: 43
非常抱歉,这是由于代码中使用了未定义的变量引起的错误。要修复这个问题,你可以在 while 循环的前面添加一行代码:
```
last_click_time = 0
```
这样就可以定义一个名为 last_click_time 的变量,并将其初始值设为 0。然后,将代码中以下部分:
```
if event.button == 1: # left click
if event.type == pygame.MOUSEBUTTONDOWN and event.button == 1: # single click
if pygame.time.get_ticks() - last_click_time < 300: # double click
scale -= 0.1
if scale < min_scale:
scale = min_scale
else: # single click
scale += 0.1
if scale > max_scale:
scale = max_scale
last_click_time = pygame.time.get_ticks()
last_click_pos = event.pos
```
修改为:
```
if event.button == 1: # left click
if event.type == pygame.MOUSEBUTTONDOWN and event.button == 1: # single click
if pygame.time.get_ticks() - last_click_time < 300: # double click
scale -= 0.1
if scale < min_scale:
scale = min_scale
else: # single click
scale += 0.1
if scale > max_scale:
scale = max_scale
last_click_time = pygame.time.get_ticks()
last_click_pos = event.pos
```
这样就可以解决这个问题了。