58 lines
1.1 KiB
GDScript
58 lines
1.1 KiB
GDScript
class_name HitComponent
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extends Node
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@export var sprite: Sprite2D
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@export var health_component: HealthComponent
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@export var hit_duration: float = 0.1
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@export var hit_fx: GPUParticles2D
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@export var flash_mode: bool = true
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func _ready() -> void:
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if health_component:
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health_component.on_health_change.connect(on_health_change)
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health_component.on_death.connect(on_death)
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if not sprite:
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printerr("No sprite assigned!")
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return
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if sprite.material and flash_mode:
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sprite.material = sprite.material.duplicate()
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func activate() -> void:
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if not flash_mode:
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return
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sprite.material.set_shader_parameter("enabled", true)
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func deactivate() -> void:
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if not flash_mode:
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return
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sprite.material.set_shader_parameter("enabled", false)
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func on_health_change(delta: float, total_health: float) -> void:
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if delta < 0:
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activate()
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await get_tree().create_timer(hit_duration).timeout
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deactivate()
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if total_health > 0 and delta < 0:
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handle_hit_fx()
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func on_death() -> void:
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activate()
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await get_tree().create_timer(hit_duration).timeout
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deactivate()
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func handle_hit_fx() -> void:
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if not hit_fx:
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return
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hit_fx.restart()
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hit_fx.emitting = true
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