def options_animation(forward):
"""
An to 'forward' einai true tote mia apo tis epiloges pou parexei to menu exei epilextei
kai ara prepei na fygoun oi epiloges kanontas mia aplh kinhsh (merikes epiloges feygoun pros
ta de3ia kai alles pros ta aristera). An to 'forward' einai false tote ginetai h anti9eth kinhsh
(dhladh o xrhsths exei gyrisei sto menu apo kapoia epilogh)
"""
global select_level_rect, help_rect, credits_rect, quit_rect
animation_speed = 0.025
if (forward):
#an option has been selected...
data.MENU_SELECTING_OPTION = False
counter = 1.0
while (counter > -1.0):
select_level_rect.center = (data.WINDOWWIDTH * counter / 2,
data.WINDOWHEIGHT * 7 / 15)
help_rect.center = (data.WINDOWWIDTH * (1 + (-1) * counter) / 2 +
data.WINDOWWIDTH / 2,
data.WINDOWHEIGHT * 9 / 15)
credits_rect.center = (data.WINDOWWIDTH * counter / 2,
data.WINDOWHEIGHT * 11 / 15)
quit_rect.center = (data.WINDOWWIDTH * (1 + (-1) * counter) / 2 +
data.WINDOWWIDTH / 2,
data.WINDOWHEIGHT * 13 / 15)
blit_objects()
counter -= animation_speed
game.display.update()
data.MAINCLOCK.tick(data.FPS)
else:
#the back button after an option has been selected has been clicked.
data.MENU_SELECTING_OPTION = True
data.play_music("menu")
counter = -1.0
while (counter <= 1.0):
select_level_rect.center = (data.WINDOWWIDTH * counter / 2,
data.WINDOWHEIGHT * 7 / 15)
help_rect.center = (data.WINDOWWIDTH * (1 + (-1) * counter) / 2 +
data.WINDOWWIDTH / 2,
data.WINDOWHEIGHT * 9 / 15)
credits_rect.center = (data.WINDOWWIDTH * counter / 2,
data.WINDOWHEIGHT * 11 / 15)
quit_rect.center = (data.WINDOWWIDTH * (1 + (-1) * counter) / 2 +
data.WINDOWWIDTH / 2,
data.WINDOWHEIGHT * 13 / 15)
blit_objects()
counter += animation_speed
game.display.update()
data.MAINCLOCK.tick(data.FPS)
wait_for_selection()
def show():
init_variables()
make_elements()
data.play_music("help")
wait_for_back()
def start():
init_variables()
data.play_music("level2")
wait_for_level_end()
def show():
init_variables()
make_elements()
data.play_music("level_selection")
wait_for_selection()
def show():
CURRENT_MENU_SELECTION = 0
data.MENU_SELECTING_OPTION = True
make_elements()
data.play_music("menu")
wait_for_selection()