feat: 添加角色选择系统及相关功能

新增角色卡片组件和角色选择逻辑
实现角色卡片动画效果和交互功能
添加初始角色数据配置
修改启动面板以支持角色选择
更新主题样式和UI布局

scripts/Contents/Panels/Starter.gd

@@ -11,6 +11,8 @@ class_name StarterPanel
 @onready var crystalShow: ItemShow = $%crystal
 @onready var diamondShow: ItemShow = $%diamond
 
+@onready var charactersBox: Control = $%characters
+
 @onready var startSingleplayerBtn: Button = $%startSingleplayerBtn
 @onready var startMultiplayerBtn: Button = $%startMultiplayerBtn
 @onready var levelShow: Label = $%levelShow
@@ -27,9 +29,11 @@ class_name StarterPanel
 
 var historyStack
 
+static var GAMEMODE_MAP_WAVE = [Wave.WAVE_NORMAL, Wave.WAVE_BOSSRUSH, Wave.WAVE_MOWING]
+static var START_CHARACTERS = ["MuyangDog", "Lynx", "HCN"]
 static var buildingShader: bool = true
 static var selectingFeed: bool = true
-static var GAMEMODE_MAP_WAVE = [Wave.WAVE_NORMAL, Wave.WAVE_BOSSRUSH, Wave.WAVE_MOWING]
+static var selectedCharacter: String = START_CHARACTERS[1]
 
 @rpc("any_peer")
 func mutexPlayer(player: String):
@@ -159,6 +163,9 @@ func getPlayerNames() -> Array[String]:
 		result.append(i.text)
 	return result
 
+func getCurrentSelectedCharacter() -> CharacterCard:
+	return charactersBox.get_node(selectedCharacter as NodePath)
+
 func beforeOpen(_args: Array = []):
 	diffEdit.min_value = GameRule.difficultyRange.x
 	diffEdit.max_value = GameRule.difficultyRange.y
@@ -191,3 +198,15 @@ func rebuildInfo():
 				rebuildInfo()
 		)
 		upgradeFieldsBox.add_child(fieldShow)
+	for child in charactersBox.get_children():
+		charactersBox.remove_child(child)
+	for character in START_CHARACTERS:
+		var card = ComponentManager.getCharacterCard(character).instantiate() as CharacterCard
+		card.select.connect(
+			func():
+				if card.name == selectedCharacter: return
+				getCurrentSelectedCharacter().animator.play("hide")
+				selectedCharacter = card.name
+				getCurrentSelectedCharacter().animator.play("show")
+		)
+		charactersBox.add_child(card)

scripts/Statemachine/Watcher.gd

@@ -0,0 +1,13 @@
+class_name Watcher
+
+signal changed()
+
+var currentState = null
+
+func _init(initialState):
+	currentState = initialState
+
+func setState(newState):
+	if newState != currentState:
+		currentState = newState
+		changed.emit()

scripts/Statemachine/Watcher.gd.uid

@@ -0,0 +1 @@
+uid://7uhyhrta5ld1

scripts/Structs/Character.gd

@@ -0,0 +1,54 @@
+@tool
+extends Control
+class_name CharacterCard
+
+signal select()
+
+@export var displayName: String = "Unknown Character"
+@export var avatar: Texture2D = null
+@export_multiline var description: String = ""
+@export var fields: Array[FieldStore.Entity] = []
+@export var fieldValues: Array[float] = []
+@export var clickToRebuild: bool = false
+@export var borderOpacity: float = 0
+
+@onready var panel: PanelContainer = $%panel
+@onready var avatarTexture: TextureRect = $%avatarTexture
+@onready var nameLebel: Label = $%nameLabel
+@onready var descriptionLabel: Label = $%descriptionLabel
+@onready var fieldsBox: Control = $%fields
+@onready var animator: AnimationPlayer = $%animator
+
+var watcher: Watcher = Watcher.new(false)
+@onready var panelStyleBox: StyleBoxFlat = panel.get_theme_stylebox("panel").duplicate()
+
+func _ready():
+	panel.add_theme_stylebox_override("panel", panelStyleBox)
+	watcher.changed.connect(rebuildInfo)
+	gui_input.connect(
+		func(event):
+			if event is InputEventMouseButton:
+				if !(event.pressed && event.button_index == MouseButton.MOUSE_BUTTON_LEFT): return
+				if animator.is_playing(): return
+				select.emit()
+	)
+	rebuildInfo()
+func _process(_delta):
+	watcher.setState(clickToRebuild)
+	panelStyleBox.border_width_top = int(10 * borderOpacity)
+	panelStyleBox.border_width_bottom = int(10 * borderOpacity)
+
+func rebuildInfo():
+	avatarTexture.texture = avatar
+	nameLebel.text = displayName
+	descriptionLabel.text = description
+	for child in fieldsBox.get_children():
+		fieldsBox.remove_child(child)
+	for index in len(fields):
+		var field = fields[index]
+		var value = fieldValues[index]
+		var fieldShow = ComponentManager.getUIComponent("FieldShow").instantiate() as FieldShow
+		fieldShow.field = field
+		fieldShow.showAdvantage = true
+		fieldShow.value = value
+		fieldsBox.add_child(fieldShow)

scripts/Structs/Character.gd.uid

@@ -0,0 +1 @@
+uid://cd1xb8m6rvoph

scripts/Tools/Managers/ComponentManager.gd

@@ -4,6 +4,7 @@ class_name ComponentManager
 
 static var abstracts = {}
 static var bullets = {}
+static var characterCards = {}
 static var characters = {}
 static var weapons = {}
 static var summons = {}
@@ -21,6 +22,8 @@ static func init():
 		abstracts[DirTool.getBasenameWithoutExtension(i)] = load(i)
 	for i in DirTool.listdir("res://components/Bullets"):
 		bullets[DirTool.getBasenameWithoutExtension(i)] = load(i)
+	for i in DirTool.listdir("res://components/CharacterCards"):
+		characterCards[DirTool.getBasenameWithoutExtension(i)] = load(i)
 	for i in DirTool.listdir("res://components/Characters"):
 		characters[DirTool.getBasenameWithoutExtension(i)] = load(i)
 	for i in DirTool.listdir("res://components/Weapons"):
@@ -48,6 +51,8 @@ static func getAbstract(t: String) -> PackedScene:
 	return MathTool.priority(abstracts.get(t, false), load("res://components/Abstracts/%s.tscn" % t))
 static func getBullet(t: String) -> PackedScene:
 	return MathTool.priority(bullets.get(t, false), load("res://components/Bullets/%s.tscn" % t))
+static func getCharacterCard(t: String) -> PackedScene:
+	return MathTool.priority(characterCards.get(t, false), load("res://components/CharacterCards/%s.tscn" % t))
 static func getCharacter(t: String) -> PackedScene:
 	return MathTool.priority(characters.get(t, false), load("res://components/Characters/%s.tscn" % t))
 static func getWeapon(t: String) -> PackedScene: