108 lines
2.3 KiB
GDScript3
108 lines
2.3 KiB
GDScript3
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extends CharacterBody2D
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@export var locked := false:
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set(val):
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locked = val
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if locked:
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listening = false
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dragging = false
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mouse_inside = false
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if is_node_ready():
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$CollisionShape2D.disabled = locked
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@export var label_text := "角":
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set(val):
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label_text = val
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if is_node_ready():
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$Label.text = label_text
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@export var boundart_rect := Rect2(0, 0, 1000, 1000)
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static var occupied := false
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static var mutex := Mutex.new()
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var target_position := Vector2()
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# draggable
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var listening := false
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var mouse_inside := false
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var dragging := false:
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set(val):
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if dragging == val:
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return
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var success = false
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if val:
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mutex.lock()
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dragging = !occupied
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if dragging:
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success = true
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occupied = true
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Input.set_default_cursor_shape(Input.CURSOR_DRAG)
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mutex.unlock()
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else:
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mutex.lock()
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if dragging:
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dragging = false
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occupied = false
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Input.set_default_cursor_shape(Input.CURSOR_ARROW)
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mutex.unlock()
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if success:
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_move_front()
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func _ready():
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$CollisionShape2D.disabled = locked
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$Label.text = label_text
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target_position = global_position
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mouse_entered.connect(_on_mouse_entered)
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mouse_exited.connect(_on_mouse_exited)
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func _move_front():
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var parent = get_parent()
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if not parent:
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return
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parent.move_child(self, parent.get_child_count() - 1)
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func _on_mouse_entered():
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listening = true
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mouse_inside = true
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func _on_mouse_exited():
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mouse_inside = false
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if not dragging:
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listening = false
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func _physics_process(_delta: float) -> void:
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if not locked and not dragging:
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move_and_slide()
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_clamp_position()
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target_position = position
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func _unhandled_input(event: InputEvent) -> void:
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if locked or not listening:
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return
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if event is InputEventMouseButton:
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if event.button_index == MOUSE_BUTTON_LEFT:
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if dragging and not mouse_inside:
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listening = false
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dragging = false
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else:
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dragging = event.pressed
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if dragging and event is InputEventMouseMotion:
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var new_pos = event.position
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target_position = new_pos
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position = target_position
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_clamp_position()
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func _clamp_position():
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position.x = clamp(
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position.x, boundart_rect.position.x, boundart_rect.position.x + boundart_rect.size.x
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)
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position.y = clamp(
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position.y, boundart_rect.position.y, boundart_rect.position.y + boundart_rect.size.y
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)
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