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dist/ba_data/python/ba/_nodeactor.py

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+# Released under the MIT License. See LICENSE for details.
+#
+"""Defines NodeActor class."""
+
+from __future__ import annotations
+
+from typing import TYPE_CHECKING
+
+from ba._messages import DieMessage
+from ba._actor import Actor
+
+if TYPE_CHECKING:
+    import ba
+    from typing import Any
+
+
+class NodeActor(Actor):
+    """A simple ba.Actor type that wraps a single ba.Node.
+
+    Category: **Gameplay Classes**
+
+    This Actor will delete its Node when told to die, and it's
+    exists() call will return whether the Node still exists or not.
+    """
+
+    def __init__(self, node: ba.Node):
+        super().__init__()
+        self.node = node
+
+    def handlemessage(self, msg: Any) -> Any:
+        if isinstance(msg, DieMessage):
+            if self.node:
+                self.node.delete()
+                return None
+        return super().handlemessage(msg)
+
+    def exists(self) -> bool:
+        return bool(self.node)