save code

number_change.cs

@@ -0,0 +1,50 @@
+using Godot;
+using System;
+
+public partial class number_change : Label3D
+{
+	private Label3D _label3D;
+	private int _currentNumber = 13; // 初始数字
+	// Called when the node enters the scene tree for the first time.
+	public override void _Ready()
+	{
+		// 尝试获取Label3D节点
+		//_label3D = GetNodeOrNull<Label3D>("Label3D");
+
+		_label3D = this;
+
+		
+		// 初始化显示
+		UpdateDisplay();
+
+	}
+
+	public override void _Input(InputEvent @event)
+	{
+		// 检测回车键按下
+		if (@event is InputEventKey keyEvent && keyEvent.Pressed)
+		{
+			if (keyEvent.Keycode == Key.Enter || keyEvent.Keycode == Key.KpEnter)
+			{
+				// 数字增加
+				_currentNumber++;
+				
+				// 更新显示
+				UpdateDisplay();
+			}
+		}
+	}
+
+	private void UpdateDisplay()
+	{
+		if (_label3D != null)
+		{
+			_label3D.Text = _currentNumber.ToString();
+		}
+	}
+	// Called every frame. 'delta' is the elapsed time since the previous frame.
+	public override void _Process(double delta)
+	{
+		
+	}
+}