Unity Script Reference:

static function Vector2Field(label: string, value: Vector2, params options: GUILayoutOption[]): Vector2;

static function Vector2Field(label: GUIContent, value: Vector2, params options: GUILayoutOption[]): Vector2;

Parameters

label	Label to display above the field.
value	The value to edit.
options	An optional list of layout options that specify extra layouting properties. Any values passed in here will override settings defined by the `style`. See Also: GUILayout.Width, GUILayout.Height, GUILayout.MinWidth, GUILayout.MaxWidth, GUILayout.MinHeight, GUILayout.MaxHeight, GUILayout.ExpandWidth, GUILayout.ExpandHeight.

Returns
Vector2 The value entered by the user.

Description

Make an X & Y field for entering a Vector2.

Measure the distance between 2 points.

	// Simple Script that measures the distance between 2 points
	
	class EditorGUILayoutVector2Field extends EditorWindow {
		
		var distance : float = 0;
		var p1 : Vector2;
		var p2 : Vector2;
	
		@MenuItem("Examples/Measure Distance")
		static function Init() {
			var window = GetWindow(EditorGUILayoutVector2Field);
			window.Show();
		}
		function OnGUI() {
			p1 = EditorGUILayout.Vector2Field("Point 1:", p1);
			p2 = EditorGUILayout.Vector2Field("Point 2:", p2);
			EditorGUILayout.LabelField("Distance:", distance.ToString());
			if(GUILayout.Button("Close"))
				this.Close();		
		}
		function OnInspectorUpdate() {
			distance = Vector2.Distance(p1,p2);
			this.Repaint();
		}
	}