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scripts/entities/PressurePlate.cs

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+using Godot;
+using System;
+
+public partial class PressurePlate : Area2D
+{
+	private bool _pressed = false;
+	private int _onButton = 0;
+	
+	private AnimatedSprite2D _sprite;
+	// Called when the node enters the scene tree for the first time.
+	public override void _Ready()
+	{
+		_sprite = (AnimatedSprite2D)FindChild("AnimatedSprite2D");
+	}
+	
+	// Called every frame. 'delta' is the elapsed time since the previous frame.
+	public override void _Process(double delta)
+	{
+	}
+
+	public override void _PhysicsProcess(double delta)
+	{
+		if (_pressed)
+		{
+			_sprite.Play("pressed");
+		}
+		else
+		{
+			_sprite.Play("default");
+		}
+			
+	}
+	
+	private void _onPressed(Node2D body)
+	{
+		_onButton += 1;
+		_pressed = true;
+	}
+
+
+	private void _onUnpressed(Node2D body)
+	{
+		_onButton -= 1;
+		if (_onButton > 0)
+			return;
+		_pressed = false;
+	}
+	
+}