class GameOverEffect():
def __init__(self, scr):
"""Input parameters:
scr - Surface for drawing."""
self.scr = scr
scr_rect = self.scr.get_rect()
self.sliding_label = SlidingLabel(scr=self.scr,
text=TEXT_MESSAGE,
color=COLOR_PRIMARY,
size=FONT_SIZE,
slide=SLIDE_BOTTOM)
self.sliding_label.set_origin_center(
(scr_rect.centerx, -self.sliding_label.rect.height // 2))
self.sliding_label.set_max_progress(
(scr_rect.height + self.sliding_label.rect.height) // 2)
self.sliding_label.set_speed(SLIDING_SPEED)
self.sliding_label.set_repeat(False)
self.blinking_label = BlinkingLabel(scr=self.scr,
text=TEXT_MESSAGE,
color=COLOR_PRIMARY,
second_color=COLOR_SECONDARY,
size=FONT_SIZE)
self.blinking_label.rect.center = scr_rect.center
self.blinking_label.set_repeat(False)
self.blinking_label.set_speed(0.25)
def restart(self):
"""Prepares the animation effect for playing again."""
self.sliding_label.restart()
self.blinking_label.restart()
def _get_active_labels(self):
labels = []
if self.sliding_label.finished:
labels.append(self.blinking_label)
else:
labels.append(self.sliding_label)
return labels
def update(self):
"""Updates screen positions for text labels."""
for label in self._get_active_labels():
label.update()
def draw(self):
"""Renders the animation effect to the specified surface."""
for label in self._get_active_labels():
label.draw()
def finished(self):
"""Returns True if the animation effect is completed and
False if it is still in progress."""
return self.blinking_label.finished
class TitleScreen():
def __init__(self, scr, view_point, stars):
"""Input parameters:
scr - Surface for drawing;
view_point - ViewPoint class instance;
stars - Stars class instance for drawing."""
self.scr = scr
self.view_pt = view_point
self.stars = stars
self.background = pygame.image.load(
f"img/bg/{BACKGROUND_FILENAME}").convert()
scr_rect = self.scr.get_rect()
self.top_sliding_label = SlidingLabel(
scr=self.scr,
text=TOP_TITLE_TEXT,
color=TITLE_COLOR_PRIMARY,
size=FONT_SIZE_TITLE,
typeface=TYPEFACE_3D,
slide=SLIDE_RIGHT)
self.top_sliding_label.set_origin_center((
-self.top_sliding_label.rect.width // 2,
scr_rect.centery - FONT_SIZE_TITLE // 2))
self.top_sliding_label.set_max_progress(
(scr_rect.width + self.top_sliding_label.rect.width) // 2)
self.top_sliding_label.set_speed(SLIDING_SPEED)
self.top_sliding_label.set_repeat(False)
self.bottom_sliding_label = SlidingLabel(
scr=self.scr,
text=BOTTOM_TITLE_TEXT,
color=TITLE_COLOR_PRIMARY,
size=FONT_SIZE_TITLE,
typeface=TYPEFACE_3D,
slide=SLIDE_LEFT)
self.bottom_sliding_label.set_origin_center((
scr_rect.width + self.bottom_sliding_label.rect.width // 2,
scr_rect.centery + FONT_SIZE_TITLE // 2))
self.bottom_sliding_label.set_max_progress(
(scr_rect.width + self.bottom_sliding_label.rect.width) // 2)
self.bottom_sliding_label.set_speed(SLIDING_SPEED)
self.bottom_sliding_label.set_repeat(False)
self.top_blinking_label = BlinkingLabel(
scr=self.scr,
text=TOP_TITLE_TEXT,
color=TITLE_COLOR_PRIMARY,
second_color=TITLE_COLOR_SECONDARY,
size=FONT_SIZE_TITLE,
typeface=TYPEFACE_3D)
self.top_blinking_label.rect.center = (
scr_rect.centerx,
scr_rect.centery - FONT_SIZE_TITLE // 2)
self.top_blinking_label.set_speed(0.5)
self.bottom_blinking_label = BlinkingLabel(
scr=self.scr,
text=BOTTOM_TITLE_TEXT,
color=TITLE_COLOR_PRIMARY,
second_color=TITLE_COLOR_SECONDARY,
size=FONT_SIZE_TITLE,
typeface=TYPEFACE_3D)
self.bottom_blinking_label.rect.center = (
scr_rect.centerx,
scr_rect.centery + FONT_SIZE_TITLE // 2)
self.bottom_blinking_label.set_speed(0.5)
self.start_fading_label = FadingLabel(
scr=self.scr,
text=START_TEXT,
color=START_COLOR_PRIMARY,
size=FONT_SIZE_START)
self.start_fading_label.rect.midbottom = (
scr_rect.centerx,
scr_rect.bottom - FONT_SIZE_START * 2)
self.start_fading_label.set_repeat(False)
self.start_blinking_label = BlinkingLabel(
scr=self.scr,
text=START_TEXT,
color=START_COLOR_PRIMARY,
second_color=START_COLOR_SECONDARY,
size=FONT_SIZE_START)
self.start_blinking_label.rect.midbottom = (
self.start_fading_label.rect.midbottom)
def restart(self):
"""Prepares all animation effects for playing again."""
self.top_sliding_label.restart()
self.bottom_sliding_label.restart()
self.top_blinking_label.restart()
self.bottom_blinking_label.restart()
self.start_fading_label.restart()
self.start_blinking_label.restart()
self.view_pt.set_center(0, self.scr.get_rect().centery)
self.stars.respawn(visible_only=True)
def _get_active_labels(self):
labels = []
if self.top_sliding_label.finished:
if self.bottom_sliding_label.finished:
labels.append(self.top_blinking_label)
labels.append(self.bottom_blinking_label)
if self.start_fading_label.finished:
labels.append(self.start_blinking_label)
else:
labels.append(self.start_fading_label)
else:
labels.append(self.top_sliding_label)
labels.append(self.bottom_sliding_label)
else:
labels.append(self.top_sliding_label)
return labels
def update(self):
"""Updates screen positions for text labels."""
for label in self._get_active_labels():
label.update()
def draw(self):
"""Renders background image, stars and text labels to the
specified surface."""
self.scr.blit(self.background, (0, 0))
self.stars.draw()
for label in self._get_active_labels():
label.draw()
def play_music(self):
"""Starts playing music for title screen."""
pygame.mixer.music.load(f"mus/{MUSIC_FILENAME}")
pygame.mixer.music.play(loops=-1)