detect card done

Scenes/Main.tscn

@@ -1,7 +1,8 @@
-[gd_scene load_steps=5 format=4 uid="uid://bdhkwmdjla3dy"]
+[gd_scene load_steps=6 format=4 uid="uid://bdhkwmdjla3dy"]
 
 [ext_resource type="Script" uid="uid://cvjgu1sx802tc" path="res://Scripts/GameManager.gd" id="1_r150o"]
 [ext_resource type="TileSet" uid="uid://d1gtddd47nuvg" path="res://Assets/TileSets/Tilesets.tres" id="2_idj7w"]
+[ext_resource type="FontFile" uid="uid://bnipxsg3yhkk8" path="res://Assets/Fonts/文字主题.ttf" id="3_kln2b"]
 
 [sub_resource type="RectangleShape2D" id="RectangleShape2D_idj7w"]
 size = Vector2(336, 450)
@@ -9,13 +10,13 @@ size = Vector2(336, 450)
 [sub_resource type="RectangleShape2D" id="RectangleShape2D_kln2b"]
 size = Vector2(48, 71)
 
-[node name="GameRoot" type="Node2D" node_paths=PackedStringArray("left_top_of_board", "init_card_anchos", "board_area")]
+[node name="GameRoot" type="Node2D" node_paths=PackedStringArray("left_top_of_board", "init_card_anchos", "score_num_label")]
 script = ExtResource("1_r150o")
 cols = 7
 cell_size = Vector2i(48, 64)
 left_top_of_board = NodePath("Tiles/Board/LeftTop")
 init_card_anchos = [NodePath("Tiles/Cards/Marker1"), NodePath("Tiles/Cards/Marker2"), NodePath("Tiles/Cards/Marker3"), NodePath("Tiles/Cards/Marker4")]
-board_area = NodePath("")
+score_num_label = NodePath("Score/ScoreNum")
 
 [node name="Camera2D" type="Camera2D" parent="."]
 position = Vector2(-159, -32)
@@ -74,4 +75,22 @@ offset_bottom = 40.0
 
 [node name="Cards" type="Node2D" parent="."]
 
+[node name="Score" type="Label" parent="."]
+offset_left = -400.0
+offset_top = -328.0
+offset_right = -64.0
+offset_bottom = -272.0
+theme_override_fonts/font = ExtResource("3_kln2b")
+theme_override_font_sizes/font_size = 48
+text = "Score:"
+
+[node name="ScoreNum" type="Label" parent="Score"]
+layout_mode = 0
+offset_left = 128.0
+offset_right = 336.0
+offset_bottom = 56.0
+theme_override_fonts/font = ExtResource("3_kln2b")
+theme_override_font_sizes/font_size = 48
+text = "0"
+
 [connection signal="input_event" from="Tiles/Board/BoardArea" to="." method="_on_board_area_input_event"]

Scripts/Card.gd

@@ -26,9 +26,11 @@ var settled : bool
 
 func setup_card(category: Category, value: int) -> void:
 	origin_pos = global_position
-	setup_sprite()
+	self.category = category
+	self.value = value
+	setup_sprite(category, value)
 
-func setup_sprite() -> void:
+func setup_sprite(category: Category, value: int) -> void:
 	$Value.text = str(value)
 	match category :
 		Category.Onion:
@@ -39,6 +41,7 @@ func setup_sprite() -> void:
 			texture_normal = carrot_texture
 		Category.Bucket:
 			texture_normal = bucket_texture
+			$Value.text = ""
 
 func _on_button_down() -> void:
 	if !settled:

Scripts/GameManager.gd

@@ -5,10 +5,16 @@ extends Node
 @export var left_top_of_board : Marker2D
 @export var init_card_anchos : Array[Marker2D]
 
-@export var board_area : ReferenceRect
+@export var score_num_label : Label
 
 signal dragging_card
 signal release_dragging_card
+signal place_card
+signal kill_cards
+
+var score = 0
+
+var waitting_cards_num = 4
 
 var has_mouse: bool = false
 var dragged_card : Card
@@ -30,9 +36,13 @@ func _ready() -> void:
 	init_game()
 	dragging_card.connect(_on_dragging_card)
 	release_dragging_card.connect(_on_release_dragging_card)
+	place_card.connect(_on_place_card)
+	kill_cards.connect(_on_kill_cards)
 
 func init_game() -> void:
 	board_info = create_cells()
+	score = 0
+	waitting_cards_num = init_card_anchos.size()
 	send_cards()
 
 func create_cells() -> Array:
@@ -76,8 +86,78 @@ func _on_dragging_card(card: Card) -> void:
 	dragged_card = card
 
 func _on_release_dragging_card(card: Card, index: Vector2i) -> void:
-	print(index)
 	dragged_card = null
+	waitting_cards_num -= 1
+	if waitting_cards_num == 0:
+		waitting_cards_num = init_card_anchos.size()
+		send_cards()
+
+func _on_place_card(card: Card, index: Vector2i) -> void:
+	var cell_info = board_info[index.x][index.y]
+	var lt = cell_info[GLOBAL_LEFT_TOP]
+	card.global_position = lt
+	card.settled = true
+	cell_info[HOLD_CARD] = card
+	card.index = index
+	try_kill_card(index)
+	
+func try_kill_card(index: Vector2i) -> void:
+	var detected_cards = detect_cards(index)
+	if detected_cards.size() > 1:
+		emit_signal("kill_cards", detected_cards)
+	
+func detect_cards(index: Vector2i) -> Array[Vector2i]:
+	var cell_info = board_info[index.x][index.y]
+	var card = cell_info[HOLD_CARD]
+	if card == null:
+		return []
+	return _detect_cards(index, index, [])
+
+func _detect_cards(index: Vector2i, origin_index: Vector2i, visited) -> Array[Vector2i]:
+	# 检查是否越界或已经访问
+	if index.x < 0 or index.y < 0 or index.x >= cols or index.y >= cols:
+		return []
+	if index in visited:
+		return []
+	
+	# 标记当前格子为已访问
+	visited.append(index)
+	
+	var cell_info = board_info[index.x][index.y]
+	var origin_cell_info = board_info[origin_index.x][origin_index.y]
+	
+	# 如果当前格子为空（值为0），则返回空列表
+	if cell_info[HOLD_CARD] == null:
+		return []
+	
+	# 当前格子含有棋子，将其加入结果
+	if cell_info[HOLD_CARD].category == origin_cell_info[HOLD_CARD].category and cell_info[HOLD_CARD].value ==  origin_cell_info[HOLD_CARD].value:
+		var result : Array[Vector2i] = [index]
+		
+		# 检查上下左右相邻格子
+		var directions = [
+			Vector2i(0, 1),  # 上
+			Vector2i(0, -1), # 下
+			Vector2i(1, 0),  # 右
+			Vector2i(-1, 0)  # 左
+			]
+		for dir in directions:
+			result += _detect_cards(index + dir, index, visited)
+		return result
+	return []
+
+func _on_kill_cards(index_array: Array[Vector2i]) -> void:
+	print("------*****--------")
+	for i in index_array:
+		var cell_info = board_info[i.x][i.y]
+		var card = cell_info[HOLD_CARD] as Card
+		cell_info[HOLD_CARD] = null
+		card.index = Global.invalid_cell_index
+		card.queue_free()
+		print("kill-" + str(i) + "-" + str(cell_info))
+		score += 1
+	score_num_label.text = str(score)
+	print("-------------------")
 
 func get_hover_cell_index() -> Vector2i:
 	var mouse_global_position = $MouseAnchor.get_global_mouse_position()
@@ -104,17 +184,16 @@ func clamp_cell() -> ColorRect:
 
 func send_cards() -> void:
 	var card_prefab = load("res://Scenes/Card.tscn")
-	for i in range(init_card_anchos.size()):
+	for i in range(waitting_cards_num):
 		var pos = init_card_anchos[i].global_position
-		var card_instance = card_prefab.instantiate()
+		var card_instance = card_prefab.instantiate() as Card
 		var card_size = (card_instance as Card).texture_normal.get_size()
 		card_instance.global_position = Vector2(pos.x - card_size.x / 2, pos.y - card_size.y / 2)
-		var val = randi() % 10
+		var val = randi() % 9 + 1
 		var cate_num = randi() % 4
 		card_instance.setup_card(cate_num, val)
 		$Cards.add_child(card_instance)
 
-
 func _on_board_area_input_event(viewport: Node, event: InputEvent, shape_idx: int) -> void:
 	if event is InputEventMouseButton:
 		if event.button_index == MOUSE_BUTTON_LEFT:
@@ -127,8 +206,5 @@ func try_place_card(card: Card) -> void:
 		return
 	var cell_info = board_info[index.x][index.y]
 	if cell_info[HOLD_CARD] == null:
-		var lt = cell_info[GLOBAL_LEFT_TOP]
-		card.global_position = lt
-		card.settled = true
-		cell_info[HOLD_CARD] = card
 		emit_signal("release_dragging_card", card, index)
+		emit_signal("place_card", card, index)