49 lines
1.3 KiB
GDScript
49 lines
1.3 KiB
GDScript
## Observer that watches C_ObserverTest component for add/remove/change events
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class_name O_ObserverTest
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extends Observer
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var added_count: int = 0
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var removed_count: int = 0
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var changed_count: int = 0
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var last_added_entity: Entity = null
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var last_removed_entity: Entity = null
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var last_changed_entity: Entity = null
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var last_changed_property: String = ""
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var last_old_value: Variant = null
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var last_new_value: Variant = null
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func watch() -> Resource:
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return C_ObserverTest
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func match() -> QueryBuilder:
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# Match all entities with C_ObserverTest
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return q.with_all([C_ObserverTest])
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func on_component_added(entity: Entity, component: Resource) -> void:
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added_count += 1
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last_added_entity = entity
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func on_component_removed(entity: Entity, component: Resource) -> void:
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removed_count += 1
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last_removed_entity = entity
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func on_component_changed(
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entity: Entity, component: Resource, property: String, new_value: Variant, old_value: Variant
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) -> void:
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changed_count += 1
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last_changed_entity = entity
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last_changed_property = property
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last_old_value = old_value
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last_new_value = new_value
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func reset() -> void:
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added_count = 0
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removed_count = 0
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changed_count = 0
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last_added_entity = null
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last_removed_entity = null
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last_changed_entity = null
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last_changed_property = ""
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last_old_value = null
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last_new_value = null
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