def fade_up(world, entity, from_scene, to_scene):
world.add_component(
entity,
components.ChangePosition((0, -100), 4, interpolation.Smooth(), True,
fade_out, world))
world.add_component(entity,
components.ChangeAlpha(0, 4, interpolation.Smooth()))
world.add_component(entity,
components.Delay(5, next_scene, from_scene, to_scene))
def start_game():
for ent, c in self.world.get_component(components.CircleAnimation):
c.loop = False
c.chain = move_to_bottom
for ent in [start, quitbutton, title]:
pos = self.world.component_for_entity(ent, components.Position)
self.world.add_component(
ent, components.ChangePosition((pos.x, pos.y + 100), 1))
self.world.add_component(ent, components.ChangeAlpha(1, 0, 1))
def change_scene():
print("TODO: game screen")
next_scene = self.world.create_entity()
self.world.add_component(next_scene,
components.Delay(2, change_scene))
def fade_scene():
for ent in [text, continue_text]:
if self.world.has_component(ent, components.ChangeAlpha):
self.world.remove_component(ent, components.ChangeAlpha)
self.world.add_component(ent, components.ChangeAlpha(0, .5))
self.world.add_component(
ent,
components.ChangePosition(
(640,
self.world.component_for_entity(
ent, components.Position).y + 50), .5))
self.world.add_component(text, components.Delay(1, next_scene))
pygame.mixer.Sound(
os.path.join(components.get_base_path(), 'audio',
'click')).play()
def start_game():
for ent, (p,
i) in self.world.get_components(components.Position,
components.Image):
self.world.add_component(
ent, components.ChangePosition((p.x, p.y + 100), .25))
self.world.add_component(ent, components.ChangeAlpha(0, .25))
def change_scene():
self.switch_to_scene(
text.TextScene(
"This is the story of an adventurer named NaN, known across the land for his unwavering enthusiasm for helping anyone with anything. His abilities were known far and wide, and indeed our story even begins with him defeating a dragon with ease...",
game.SceneOne()))
next_scene = self.world.create_entity()
self.world.add_component(next_scene,
components.Delay(.5, change_scene))
def move_down(entity):
self.world.add_component(
entity,
components.ChangePosition((0, 40), 1, interpolation.Smooth(),
True, move_up, entity))
def process(self, filtered_events, pressed_keys, dt, screen):
for ent, (p, s,
v) in self.world.get_components(components.Position,
components.Size,
components.Velocity):
if v.y == 0 and self.world.has_component(
ent, components.RotationalVelocity):
r = self.world.component_for_entity(
ent, components.RotationalVelocity)
i = self.world.component_for_entity(ent, components.Image)
i.image = r.image
s.width = r.width
s.height = r.height
self.world.remove_component(ent, components.RotationalVelocity)
v.y = min(v.y + 9.81 * 100 * dt, 53 * 100) # terminal velocity
if not self.world.has_component(ent, components.Player):
v.x *= .98
p.x = max(min(p.x + v.x * dt, 1280), 0)
if self.ground != -1:
p.y = min(p.y + v.y * dt, self.ground - s.height * s.scale / 2)
if p.y >= self.ground - s.height * s.scale / 2 and v.y > 0:
v.y = 0
else:
p.y -= v.y * dt
#Touch Physics
for ent, (t, p,
s) in self.world.get_components(components.Touch,
components.Position,
components.Size):
rect = pygame.Rect(p.x + t.rect.x, p.y + s.height / 2 + t.rect.y,
s.width + t.rect.width,
s.height + t.rect.height)
tp = self.world.component_for_entity(t.target, components.Position)
ts = self.world.component_for_entity(t.target, components.Size)
if rect.colliderect(pygame.Rect(tp.x, tp.y, ts.width, ts.height)):
if not t.active:
t.touch(*t.args)
if t.multi:
t.active = True
else:
self.world.remove_component(ent, components.Touch)
else:
t.active = False
#Hanging Object Physics
for hangEnt, (h, p,
s) in self.world.get_components(components.Hang,
components.Position,
components.Size):
rect = pygame.Rect(p.x, p.y, s.width, s.height)
for ent, (v, tp,
ts) in self.world.get_components(components.Velocity,
components.Position,
components.Size):
if not self.world.has_component(ent, components.Player):
if rect.colliderect(
pygame.Rect(tp.x, tp.y, ts.width, ts.height)):
if self.world.has_component(hangEnt, components.Hang):
self.world.remove_component(
hangEnt, components.Hang)
self.world.add_component(hangEnt,
components.Velocity(0, 0))
break
#Platform physics
for platEnt, (tl, box,
pf) in self.world.get_components(components.Position,
components.Size,
components.Platform):
for ent, (p, s,
v) in self.world.get_components(components.Position,
components.Size,
components.Velocity):
if (tl.x - box.width / 2) < p.x < (tl.x + box.width / 2) and (
tl.y - box.height) < (p.y + s.height / 2) - 20 < tl.y:
if v.y > 0:
p.y = min(((tl.y - box.height) - s.height / 2) + 20,
p.y)
v.y = min(0, v.y)
#Flamable stuff
for flamEnt, (f, p,
s) in self.world.get_components(components.Flammable,
components.Position,
components.Size):
if f.lit:
if not self.world.has_component(flamEnt, components.Delay):
flame = self.world.create_entity()
self.world.add_component(
flame,
components.Position(
p.x - s.width / 2 + random.random() * s.width,
p.y - s.height / 2 + random.random() * s.height))
self.world.add_component(flame, components.Size(60, 60))
size = int(random.random() * 20)
self.world.add_component(
flame,
components.Rect((255, random.random() * 255, 0),
pygame.Rect(0, 0, size, size)))
self.world.add_component(
flame,
components.ChangePosition(
(-25 + random.random() * 50,
-50 - random.random() * 100), 1,
interpolation.PowIn(2), True, self.remove_entity,
flame))
self.world.add_component(flamEnt, components.Delay(.03))
for ent, (f2, tp, ts) in self.world.get_components(
components.Flammable, components.Position,
components.Size):
if not f2.lit:
rect = pygame.Rect(p.x, p.y, s.width, s.height)
if rect.colliderect(
pygame.Rect(tp.x, tp.y, ts.width, ts.height)):
f2.lit = True
def move_to_bottom(circle, idx):
self.world.add_component(
circle, components.ChangePosition((16 + 250 * idx, 16), .5))
def init(self):
scenebase.SceneBase.init(self)
text = self.world.create_entity()
image = pygame.Surface([1280, 720], pygame.SRCALPHA,
32).convert_alpha()
util.drawText(image, self.text, (255, 255, 255),
pygame.Rect(100, 100, 1080, 520), self.font)
self.world.add_component(text, components.Position(640, 240))
self.world.add_component(text, components.Image(image=image, alpha=0))
self.world.add_component(
text, components.Size(image.get_width(), image.get_height()))
self.world.add_component(text, components.ChangePosition((640, 340),
.5))
self.world.add_component(text, components.ChangeAlpha(1, 1))
#self.world.add_component(text, components.Reactive())
def fade_out(entity):
self.world.add_component(
entity,
components.ChangeAlpha(.5, 1, interpolation.Circle(), fade_in,
entity))
def fade_in(entity):
self.world.add_component(
entity,
components.ChangeAlpha(1, 1, interpolation.Circle(), fade_out,
entity))
continue_text = self.world.create_entity()
image = self.font.render("press any button to continue", False,
(32, 128, 255))
self.world.add_component(continue_text, components.Position(640, 640))
self.world.add_component(continue_text, components.Image(image=image))
self.world.add_component(
continue_text,
components.Size(image.get_width(), image.get_height()))
#self.world.add_component(continue_text, components.Reactive())
fade_in(continue_text)
def fade_scene():
for ent in [text, continue_text]:
if self.world.has_component(ent, components.ChangeAlpha):
self.world.remove_component(ent, components.ChangeAlpha)
self.world.add_component(ent, components.ChangeAlpha(0, .5))
self.world.add_component(
ent,
components.ChangePosition(
(640,
self.world.component_for_entity(
ent, components.Position).y + 50), .5))
self.world.add_component(text, components.Delay(1, next_scene))
pygame.mixer.Sound(
os.path.join(components.get_base_path(), 'audio',
'click')).play()
def next_scene():
self.switch_to_scene(self.scene)
self.world.add_processor(processors.RenderProcessor())
self.world.add_processor(processors.AnimationProcessor(), priority=5)
self.world.add_processor(processors.TextProcessor(fade_scene),
priority=10)
self.world.add_processor(processors.InputProcessor())
