IronForce is a decentralized network, Degeon is a messenger built on it
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from __future__ import annotations
from dataclasses import dataclass
import pygame
from config import WIDTH, CHAT_SELECTOR_WIDTH, MESSAGE_HEIGHT, font, BLUE, DARK_BLUE, WHITE, DARKER_BLUE
@dataclass
class Message:
"""
The message (for now, it consists only of text)
Attributes:
:param text (str): the message text
:param is_from_me (bool): False if the message is not from the current user
:param chat_width (int): the width of the active chat widget
"""
text: str
is_from_me: bool
chat_width: int = WIDTH - CHAT_SELECTOR_WIDTH - 10
height: int = MESSAGE_HEIGHT
def render(self) -> pygame.Surface:
"""
Creates a surface with a rectangle and the message text written on it
:return: the surface with rendered message
"""
surface = pygame.Surface((self.chat_width, self.height))
surface.fill(DARKER_BLUE)
bg_color = BLUE * self.is_from_me + DARK_BLUE * (not self.is_from_me)
text_surface: pygame.Surface = font.render(self.text, True, WHITE)
padding = 5
# Size of the scaled text surface
blit_height: int = self.height - padding * 2
blit_width: int = round(text_surface.get_width() * blit_height / text_surface.get_height())
x: int = 0 if not self.is_from_me else self.chat_width - blit_width - padding * 2
pygame.draw.rect(surface, bg_color, (x, 0, blit_width + padding * 2, self.height))
text_surface: pygame.Surface = pygame.transform.smoothscale(text_surface, (blit_width, blit_height))
surface.blit(text_surface, (x + padding, padding))
return surface