168 lines
4.3 KiB
GDScript
168 lines
4.3 KiB
GDScript
extends CanvasLayer
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@onready var container = %PartsContainer
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@onready var whole = %Whole
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@onready var content_rect = %Content
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# original: 152
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var part_size = 110
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var positions = []
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# from part 0 to 3, rotated by 0, 90, 180, 270 degrees
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var rotations = [0, 0, 0, 0]
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var images = []
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var success = false
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var selected := 0:
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set(value):
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selected = value
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_display_selected()
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func _ready() -> void:
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layer = GlobalConfig.LAYER_LITTLE_GAME
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_setup()
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_shuffle()
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_display_selected()
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content_rect.modulate.a = 0.0
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content_rect.visible = true
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%Label.text = tr("c01_信件全文")
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SceneManager.pop_center_notification(tr("input_拼凑信件"))
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func _setup() -> void:
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# 保存 whole 中的 4 个 part 的位置，然后从 whole 中移除，添加到 container 中
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positions.clear()
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images.clear()
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for i in range(4):
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var part = whole.get_child(0) as TextureButton
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part.pressed.connect(_select_part.bind(part))
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images.append(part.texture_normal.get_image())
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positions.append(part.position)
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# 从 whole 中移除，添加到 container 中
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whole.remove_child(part)
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container.add_child(part)
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part.texture_click_mask = BitMap.new()
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part.texture_click_mask.create_from_image_alpha(images[i])
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_container_replace_children()
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func _select_part(part) -> void:
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selected = part.get_index()
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_display_selected()
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func _exchange_parts(a: int, b: int) -> void:
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var part_a = container.get_child(a)
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var part_b = container.get_child(b)
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container.move_child(part_a, b)
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container.move_child(part_b, a)
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# reassign answer
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container.move_child(part_a, b)
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_container_replace_children()
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func _container_replace_children() -> void:
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container.get_child(0).position = Vector2(0, 0)
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container.get_child(1).position = Vector2(part_size, 0)
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container.get_child(2).position = Vector2(0, part_size)
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container.get_child(3).position = Vector2(part_size, part_size)
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func _rotate_part(direction := 1) -> void:
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var part = container.get_child(selected) as TextureButton
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var id = int(str(part.name))
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rotations[id] = wrapi(rotations[id] + direction, 0, 4)
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images[id].rotate_90(direction)
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part.texture_normal = ImageTexture.create_from_image(images[id])
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part.texture_click_mask.create_from_image_alpha(images[id])
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func _shuffle() -> void:
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# shuffle answer
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for i in range(30):
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var a = randi() % 4
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var b = randi() % 4
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_exchange_parts(a, b)
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# shuffle rotations
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for i in range(4):
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selected = i
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for j in range(randi() % 4):
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_rotate_part()
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selected = 0
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func _display_selected() -> void:
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if success:
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return
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for i in range(4):
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if i == selected:
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container.get_child(i).modulate = Color(1, 1, 1)
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else:
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container.get_child(i).modulate = Color(0.7, 0.7, 0.7)
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func _check_answer() -> void:
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var _success = true
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for i in range(4):
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var part = container.get_child(i)
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var id = int(str(part.name))
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if rotations[id] != 0 or id != i:
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_success = false
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break
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success = _success
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if _success:
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# 从 container 中移除，添加到 whole 中
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var tween = create_tween()
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tween.tween_property(whole, "scale", Vector2.ONE, 1.0)
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var diff = whole.position - container.position
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whole.position = container.position
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for i in range(4):
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var part = container.get_child(0)
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container.remove_child(part)
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whole.add_child(part)
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# 逐个恢复到原始 modulate
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part.modulate = Color(1, 1, 1)
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# 逐个移动到正确位置
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tween.parallel().tween_property(part, "position", diff + positions[i], 1.0)
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tween.tween_callback(_post_success)
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func _post_success():
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var tween = create_tween()
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tween.parallel().tween_property(content_rect, "modulate:a", 1.0, 1.0)
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func _unhandled_input(event: InputEvent) -> void:
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if success:
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return
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var handled = false
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if event.is_action_pressed("up"):
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if selected > 1:
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_exchange_parts(selected, selected - 2)
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selected -= 2
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handled = true
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elif event.is_action_pressed("down"):
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if selected < 2:
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_exchange_parts(selected, selected + 2)
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selected += 2
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handled = true
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elif event.is_action_pressed("left"):
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if selected % 2 == 1:
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_exchange_parts(selected, selected - 1)
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selected -= 1
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handled = true
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elif event.is_action_pressed("right"):
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if selected % 2 == 0:
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_exchange_parts(selected, selected + 1)
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selected += 1
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handled = true
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elif event.is_action_pressed("interact"):
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_rotate_part()
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handled = true
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if handled:
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$SfxMove.play()
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_display_selected()
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_check_answer()
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get_viewport().set_input_as_handled()
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