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34 lines
966 B
GDScript
34 lines
966 B
GDScript
extends Area2D
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class_name Evaluator
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## aggiunge al totale i valori dei Valuable che ci body_enterano e sottrae quelli che ci body_exitano
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## The current amount of value evaluated.
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var total: int = 0
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## The evaluator has added the value of an object to the total.
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signal added(what: Valuable, total: int)
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## The evaluator has removed the value of an object to the total.
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signal removed(what: Valuable, total: int)
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## The total value of the evaluated items has changed.
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signal changed(total: int)
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func _on_body_entered(body: Node2D):
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if body is PhysicsBody2D:
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var valuable: Valuable = body.find_child("Valuable", false, false)
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if valuable:
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total += valuable.value
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added.emit(valuable, total)
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changed.emit(total)
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func _on_body_exited(body: Node2D):
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if body is PhysicsBody2D:
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var valuable: Valuable = body.find_child("Valuable", false, false)
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if valuable:
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total -= valuable.value
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removed.emit(valuable, total)
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changed.emit(total)
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