rogueliketutorials/message_log.py

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from typing import List, Reversible, Tuple
import textwrap
import tcod
import color
class Message:
def __init__(self, text: str, fg: Tuple[int, int, int]):
self.plain_text = text
self.fg = fg
self.count = 1
@property
def full_text(self) -> str:
"""The full text of this message, including the count if necessary."""
if self.count > 1:
return f"{self.plain_text} (x{self.count})"
return self.plain_text
class MessageLog:
def __init__(self) -> None:
self.messages: List[Message] = []
def add_message(
self,
text: str,
fg: Tuple[int, int, int] = color.white,
*,
stack: bool = True,
) -> None:
if stack and self.messages and text == self.messages[-1].plain_text:
self.messages[-1].count += 1
else:
self.messages.append(Message(text, fg))
def render(
self,
console: tcod.Console,
x: int,
y: int,
width: int,
height: int,
) -> None:
self.render_messages(console, x, y, width, height, self.messages)
@staticmethod
def render_messages(
console: tcod.Console,
x: int,
y: int,
width: int,
height: int,
messages: Reversible[Message],
) -> None:
y_offset = height - 1
for message in reversed(messages):
for line in reversed(textwrap.wrap(message.full_text, width)):
console.print(x=x, y=y + y_offset, string=line, fg=message.fg)
y_offset -= 1
if y_offset < 0:
return