class Button(MouseListener):
def __init__(self, text, position, dimensions):
self._hovered = False
self._mouse_downed = False
self._label = Label(position,
dimensions,
text,
font_size=dimensions[1],
padding=(constants.BUTTON_TEXT_PADDING,
constants.BUTTON_TEXT_PADDING))
self._hit_box = Rect(position, dimensions)
self._position = position
self._dimensions = dimensions
super().__init__()
def handle_mouse_motion(self, coords):
self._hovered = self._hit_box.collidepoint(coords)
def handle_mouse_button_up(self, coords):
clicked = False
if self._hovered and self._mouse_downed:
clicked = True
self._mouse_downed = False
self._hovered = False
return clicked
def handle_mouse_button_down(self, coords):
if self._hovered:
self._mouse_downed = True
def draw(self, screen):
if self._hovered:
border = constants.GREY
background = constants.WHITE
else:
border = constants.WHITE
background = constants.GREY
screen.fill(border, self._hit_box)
screen.fill(
background,
self._hit_box.inflate(-constants.BUTTON_BORDER_WEIGHT,
-constants.BUTTON_BORDER_WEIGHT))
self._label.draw(screen)
def draw_rect(surface, color, rect, image, radius=0.4):
"""
surface : destination
rect : rectangle
color : rgb or rgba
radius : 0 <= radius <= 1
"""
rect = Rect(rect)
color = Color(*color)
alpha = color.a
color.a = 0
pos = rect.topleft
rect.topleft = 0, 0
rectangle = Surface(rect.size, SRCALPHA)
circle = Surface([min(rect.size) * 3] * 2, SRCALPHA)
draw.ellipse(circle, (0, 0, 0), circle.get_rect(), 0)
circle = transform.smoothscale(circle, [int(min(rect.size) * radius)] * 2)
radius = rectangle.blit(circle, (0, 0))
radius.bottomright = rect.bottomright
rectangle.blit(circle, radius)
radius.topright = rect.topright
rectangle.blit(circle, radius)
radius.bottomleft = rect.bottomleft
rectangle.blit(circle, radius)
rectangle.fill((0, 0, 0), rect.inflate(-radius.w, 0))
rectangle.fill((0, 0, 0), rect.inflate(0, -radius.h))
rectangle.fill(color, special_flags=BLEND_RGBA_MAX)
rectangle.fill((255, 255, 255, alpha), special_flags=BLEND_RGBA_MIN)
rectangle.blit(image, rect)
return surface.blit(rectangle, pos)
class _TextBox(_Component):
def __init__(self, font: Font, size: Vec2, text: str, border_color: Vec3,
text_color: Vec3, sound_player: SoundPlayer):
super().__init__(Surface(size))
self.surface.set_alpha(180)
self._container_rect = Rect((0, 0), size)
pad = 30
self._text_area = self._container_rect.inflate(-pad, -pad)
self._font = font
self._border_color = border_color
self._text_color = text_color
self._sound_player = sound_player
self._lines = self._split_into_lines(text)
self._cursor = 0
self._max_cursor_position = max(0, len(text) - 1)
self._periodic_cursor_advance = PeriodicAction(Millis(40),
self._advance_cursor)
self._redraw()
def _advance_cursor(self):
if self._cursor < self._max_cursor_position:
self._sound_player.play_text_blip()
self._cursor += 1
self._redraw()
def update(self, elapsed_time: Millis):
self._periodic_cursor_advance.update(elapsed_time)
def set_cursor_to_end(self):
self._cursor = self._max_cursor_position
self._redraw()
def is_cursor_at_end(self) -> bool:
return self._cursor == self._max_cursor_position
def _split_into_lines(self, text) -> List[str]:
return list(
layout_text_in_area(text, lambda t: self._font.size(t)[0],
self._text_area.width))
def _redraw(self):
self.surface.fill(BLACK)
pygame.draw.rect(self.surface,
self._border_color,
self._container_rect,
width=1,
border_radius=2)
x, y = self._text_area.topleft
num_chars_rendered = 0
for line in self._lines:
remaining = self._cursor + 1 - num_chars_rendered
if remaining <= 0:
return
part_of_line = line[:remaining]
rendered_line = self._font.render(part_of_line, True,
self._text_color)
self.surface.blit(rendered_line, (x, y))
y += rendered_line.get_height()
num_chars_rendered += len(part_of_line)
def are_rooms_too_close(room1: Rect, room2: Rect):
return room1.inflate(2, 2).colliderect(room2.inflate(2, 2))