Adrien Ufferte
36 lines
865 B
GDScript
36 lines
865 B
GDScript
extends Button
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class_name SwipeDetector
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signal swipe(start_position: Vector2, end_position: Vector2)
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@onready var drag_preview: = $DragPreview
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var current_preview: TextureRect
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var start_position: Vector2
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func _ready() -> void :
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set_drag_forwarding(
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# _get_drag_data
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func(at_position: Vector2) -> Dictionary:
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current_preview = drag_preview.duplicate()
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current_preview.show()
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set_drag_preview(current_preview)
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start_position = global_position + at_position
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return {},
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# _can_drop_data
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func(_at_position: Vector2, _data: Variant) -> bool:
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return false,
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# _drop_data
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func(_at_position: Vector2, _data: Variant) -> void:
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pass
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)
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func _on_drag_preview_tree_exiting() -> void:
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if current_preview:
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swipe.emit(start_position, current_preview.global_position)
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func _on_drag_preview_tree_exited() -> void:
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current_preview = null
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