2017-04-22 22:58:11 +00:00
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extends StaticBody2D
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signal hp_changed(b)
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signal hp_empty(b)
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# Defaults
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var max_health = 50
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var min_health = 0
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var health = 50
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func _ready():
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# Called every time the node is added to the scene.
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# Initialization here
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2017-04-23 19:34:18 +00:00
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randomize()
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2017-04-22 22:58:11 +00:00
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get_node('HealthBar').set_max(max_health)
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2017-04-23 19:34:18 +00:00
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if randf() <= 0.1:
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set_hp(rand_range(max_health * 0.5, max_health))
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else:
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set_hp(max_health)
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2017-04-22 22:58:11 +00:00
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pass
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func heal(amount):
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change_hp(amount)
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func damage(amount):
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change_hp(-amount)
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func change_hp(amount):
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2017-04-23 19:34:18 +00:00
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var previous_health = health
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var next_health = previous_health + amount
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if (next_health > max_health):
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next_health = max_health
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if (previous_health != next_health):
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set_hp(next_health)
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2017-04-22 22:58:11 +00:00
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emit_signal('hp_changed', self)
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2017-04-23 19:34:18 +00:00
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if (next_health <= min_health):
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2017-04-22 22:58:11 +00:00
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emit_signal('hp_empty', self)
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queue_free()
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2017-04-23 19:34:18 +00:00
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func set_hp(h):
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health = h
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2017-04-22 22:58:11 +00:00
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get_node('HealthBar').set_value(health)
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if (health < max_health):
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if (get_global_rot() != 0):
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get_node('HealthBar').set_rotation(-get_rot())
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2017-04-23 19:34:18 +00:00
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get_node('HealthBar').set_pos(Vector2(-18,15))
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2017-04-22 22:58:11 +00:00
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get_node('HealthBar').show()
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else:
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get_node('HealthBar').hide()
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