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30 lines
510 B
GDScript3
30 lines
510 B
GDScript3
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extends Node
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class_name Counter
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signal changed(old: int, new: int)
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@export var starting_value: int
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var value: int
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func _ready():
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value = starting_value
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func change(amount: int):
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var old = value
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value = amount
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changed.emit(old, value)
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func increase(amount: int = 1):
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if amount < 0:
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Log.w(self, "Increasing a counter by a negative value.")
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change(value + amount)
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func decrease(amount: int = 1):
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if amount < 0:
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Log.w(self, "Decreasing a counter by a negative value.")
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change(value - amount)
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