211 lines
6.4 KiB
GDScript
211 lines
6.4 KiB
GDScript
extends Node
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@export var cols : int
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@export var cell_size : Vector2i
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@export var left_top_of_board : Marker2D
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@export var init_card_anchos : Array[Marker2D]
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@export var score_num_label : Label
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signal dragging_card
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signal release_dragging_card
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signal place_card
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signal kill_cards
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var score = 0
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var waitting_cards_num = 4
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var has_mouse: bool = false
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var dragged_card : Card
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var hovered_cell_control : ColorRect
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var hovered_cell : Vector2 = Global.invalid_cell_index
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var board_info : Array = []
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const GLOBAL_LEFT_TOP = "global-left-top"
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const GLOBAL_CENTER = "global-center"
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const INDEX = "index"
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const AREA = "area"
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const HOLD_CARD = "hold-card"
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const hovered_color = "015aafb8"
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func _ready() -> void:
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init_game()
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dragging_card.connect(_on_dragging_card)
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release_dragging_card.connect(_on_release_dragging_card)
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place_card.connect(_on_place_card)
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kill_cards.connect(_on_kill_cards)
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func init_game() -> void:
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board_info = create_cells()
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score = 0
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waitting_cards_num = init_card_anchos.size()
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send_cards()
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func create_cells() -> Array:
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var cells_matrix = []
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var init_pos = Vector2(left_top_of_board.global_position.x, left_top_of_board.global_position.y)
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for i in range(0, cols):
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var row = []
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for j in range(0, cols):
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var left_top_pos = Vector2(init_pos.x + i * cell_size.x, init_pos.y + j * cell_size.y)
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var center_pos = Vector2(left_top_pos.x + cell_size.x / 2, left_top_pos.y + cell_size.y / 2)
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var cell = setup_cell_rect(left_top_pos, cell_size)
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$BoardCells.add_child(cell)
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var dict = {
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GLOBAL_LEFT_TOP : left_top_pos,
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GLOBAL_CENTER : center_pos,
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INDEX: Vector2i(i, j),
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AREA : cell,
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HOLD_CARD : null
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}
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row.append(dict)
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cells_matrix.append(row)
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return cells_matrix
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func setup_cell_rect(left_top: Vector2, size: Vector2i) -> ColorRect:
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var cell = ColorRect.new()
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cell.color = Color(hovered_color)
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cell.size = cell_size
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cell.global_position = left_top
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cell.visible = false
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return cell
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func _process(_delta: float) -> void:
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var cell = clamp_cell()
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if hovered_cell_control != null:
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hovered_cell_control.visible = false
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if cell != null:
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hovered_cell_control = cell
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cell.visible = true
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func _on_dragging_card(card: Card) -> void:
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dragged_card = card
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func _on_release_dragging_card(card: Card, index: Vector2i) -> void:
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dragged_card = null
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waitting_cards_num -= 1
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if waitting_cards_num == 0:
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waitting_cards_num = init_card_anchos.size()
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send_cards()
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func _on_place_card(card: Card, index: Vector2i) -> void:
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var cell_info = board_info[index.x][index.y]
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var lt = cell_info[GLOBAL_LEFT_TOP]
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card.global_position = lt
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card.settled = true
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cell_info[HOLD_CARD] = card
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card.index = index
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try_kill_card(index)
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func try_kill_card(index: Vector2i) -> void:
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var detected_cards = detect_cards(index)
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if detected_cards.size() > 1:
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emit_signal("kill_cards", detected_cards)
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func detect_cards(index: Vector2i) -> Array[Vector2i]:
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var cell_info = board_info[index.x][index.y]
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var card = cell_info[HOLD_CARD]
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if card == null:
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return []
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return _detect_cards(index, index, [])
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func _detect_cards(index: Vector2i, origin_index: Vector2i, visited) -> Array[Vector2i]:
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# 检查是否越界或已经访问
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if index.x < 0 or index.y < 0 or index.x >= cols or index.y >= cols:
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return []
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if index in visited:
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return []
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# 标记当前格子为已访问
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visited.append(index)
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var cell_info = board_info[index.x][index.y]
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var origin_cell_info = board_info[origin_index.x][origin_index.y]
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# 如果当前格子为空（值为0），则返回空列表
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if cell_info[HOLD_CARD] == null:
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return []
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# 当前格子含有棋子，将其加入结果
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if cell_info[HOLD_CARD].category == origin_cell_info[HOLD_CARD].category and cell_info[HOLD_CARD].value == origin_cell_info[HOLD_CARD].value:
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var result : Array[Vector2i] = [index]
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# 检查上下左右相邻格子
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var directions = [
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Vector2i(0, 1), # 上
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Vector2i(0, -1), # 下
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Vector2i(1, 0), # 右
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Vector2i(-1, 0) # 左
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]
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for dir in directions:
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result += _detect_cards(index + dir, index, visited)
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return result
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return []
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func _on_kill_cards(index_array: Array[Vector2i]) -> void:
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print("------*****--------")
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for i in index_array:
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var cell_info = board_info[i.x][i.y]
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var card = cell_info[HOLD_CARD] as Card
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cell_info[HOLD_CARD] = null
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card.index = Global.invalid_cell_index
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card.queue_free()
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print("kill-" + str(i) + "-" + str(cell_info))
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score += 1
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score_num_label.text = str(score)
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print("-------------------")
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func get_hover_cell_index() -> Vector2i:
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var mouse_global_position = $MouseAnchor.get_global_mouse_position()
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return get_cell_on_pos(mouse_global_position)
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func get_cell_on_pos(pos: Vector2) -> Vector2i:
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if pos.x < left_top_of_board.global_position.x or pos.y < left_top_of_board.global_position.y:
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return Global.invalid_cell_index
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var relative_pos = Vector2(pos.x - left_top_of_board.global_position.x, pos.y - left_top_of_board.global_position.y)
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var index = Vector2i(int(relative_pos.x) / cell_size.x, int(relative_pos.y) / cell_size.y)
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if index.x < 0 or index.x >= cols or index.y < 0 or index.y >= cols:
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index = Global.invalid_cell_index
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return index
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func clamp_cell() -> ColorRect:
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var index = get_hover_cell_index()
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if index != Global.invalid_cell_index:
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var cell_info = board_info[index.x][index.y]
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var cell = cell_info[AREA]
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if cell != null:
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var control = cell as ColorRect
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return control
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return null
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func send_cards() -> void:
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var card_prefab = load("res://Scenes/Card.tscn")
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for i in range(waitting_cards_num):
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var pos = init_card_anchos[i].global_position
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var card_instance = card_prefab.instantiate() as Card
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var card_size = (card_instance as Card).texture_normal.get_size()
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card_instance.global_position = Vector2(pos.x - card_size.x / 2, pos.y - card_size.y / 2)
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var val = randi() % 9 + 1
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var cate_num = randi() % 4
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card_instance.setup_card(cate_num, val)
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$Cards.add_child(card_instance)
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func _on_board_area_input_event(viewport: Node, event: InputEvent, shape_idx: int) -> void:
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if event is InputEventMouseButton:
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if event.button_index == MOUSE_BUTTON_LEFT:
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if not event.pressed:
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try_place_card(dragged_card)
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func try_place_card(card: Card) -> void:
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var index = get_hover_cell_index()
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if dragged_card == null or index == Global.invalid_cell_index:
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return
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var cell_info = board_info[index.x][index.y]
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if cell_info[HOLD_CARD] == null:
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emit_signal("release_dragging_card", card, index)
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emit_signal("place_card", card, index)
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