From 1cbfd12574607b7da0615d493e98b77ac82def52 Mon Sep 17 00:00:00 2001
From: chen <xiangyangtianya@qq.com>
Date: Mon, 3 Aug 2026 22:37:55 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20=E5=9C=BA=E6=99=AF=E5=88=86=E7=BB=84?=
 =?UTF-8?q?=E6=94=B9=E4=BB=A3=E7=A0=81=E6=B3=A8=E5=86=8C=EF=BC=8CHUD=20?=
 =?UTF-8?q?=E9=80=9F=E5=BA=A6=E6=8C=89=E9=92=AE=E6=94=B9=20toggle=20?=
 =?UTF-8?q?=E6=A8=A1=E5=BC=8F?=
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- MainGame 用 add_to_group 注册 game_scene，修复分组未生效导致时间不推进
- 速度按钮改用 toggle_mode + pressed 状态高亮，暂停时禁用
---
 src/Core/MainGame.gd      |  3 +++
 src/UI/HUD/top_bar_hud.gd | 17 ++++++++---------
 2 files changed, 11 insertions(+), 9 deletions(-)

diff --git a/src/Core/MainGame.gd b/src/Core/MainGame.gd
index d4a82c0..28cb79e 100644
--- a/src/Core/MainGame.gd
+++ b/src/Core/MainGame.gd
@@ -3,6 +3,9 @@
 extends Node
 
 func _ready() -> void:
+	# 注册为游戏世界场景（供 TimeSystem 判断是否推进时间）
+	add_to_group("game_scene")
+	# 应用用户设置中的默认流速
 	TimeSystem.apply_default_speed()
 
 ## 顶部 HUD 的返回主菜单请求。
diff --git a/src/UI/HUD/top_bar_hud.gd b/src/UI/HUD/top_bar_hud.gd
index ba3d628..b1c9988 100644
--- a/src/UI/HUD/top_bar_hud.gd
+++ b/src/UI/HUD/top_bar_hud.gd
@@ -5,18 +5,15 @@ extends Control
 ## 请求返回主菜单。
 signal sign_return_mainmenu
 
-## 激活档位按钮颜色。
-const ACTIVE_COLOR := Color(1.0, 1.0, 1.0)
-## 未激活档位按钮颜色。
-const INACTIVE_COLOR := Color(0.55, 0.55, 0.55)
-
 @onready var time_label: Label = %Value_Time
 @onready var pause_button: Button = %Button_Pause
 @onready var speed_buttons: Array[Button] = [%Button_Speed1, %Button_Speed5, %Button_Speed20]
 
 func _ready() -> void:
 	for i in speed_buttons.size():
-		speed_buttons[i].button_up.connect(_on_speed_button_up.bind(i))
+		var btn := speed_buttons[i]
+		btn.toggle_mode = true
+		btn.button_up.connect(_on_speed_button_up.bind(i))
 	TimeSystem.day_passed.connect(_on_day_passed)
 	_update_speed_ui()
 	time_label.text = TimeSystem.get_date_text()
@@ -40,9 +37,11 @@ func _on_speed_button_up(index: int) -> void:
 	TimeSystem.set_speed_index(index)
 	_update_speed_ui()
 
-## 刷新速度组 UI：暂停按钮文字与各档位高亮状态。
+## 刷新速度组 UI：暂停按钮文字与各档位按下状态。
+## 选中档位用 toggle 的 pressed 状态表达（原生高亮），暂停时禁用档位按钮。
 func _update_speed_ui() -> void:
 	pause_button.text = "继续" if TimeSystem.paused else "暂停"
 	for i in speed_buttons.size():
-		var active := (i == TimeSystem.speed_index) and not TimeSystem.paused
-		speed_buttons[i].modulate = ACTIVE_COLOR if active else INACTIVE_COLOR
+		var btn := speed_buttons[i]
+		btn.set_pressed_no_signal(i == TimeSystem.speed_index)
+		btn.disabled = TimeSystem.paused