Helper function to scale the GUI around a point.

Modifies GUI.matrix to rotate all GUI elements angle degrees around pivotPoint.

See Also: GUI.matrix, RotateAroundPivot.

	// Scale a button by 1.5 times each time is pressed.
	private var scale : Vector2 = Vector2(1,1);
	private var pivotPoint : Vector2;
	function OnGUI () {   
		pivotPoint = Vector2(Screen.width/2,Screen.height/2);
		GUIUtility.ScaleAroundPivot (scale, pivotPoint); 
		if(GUI.Button(Rect(Screen.width/2-25, Screen.height/2-25, 50, 50),"Big!")){
			scale += Vector2(0.5,0.5);
		}		
	}

using UnityEngine;
using System.Collections;

public class Example : MonoBehaviour {
    private Vector2 scale = new Vector2(1, 1);
    private Vector2 pivotPoint;
    void OnGUI() {
        pivotPoint = new Vector2(Screen.width / 2, Screen.height / 2);
        GUIUtility.ScaleAroundPivot(scale, pivotPoint);
        if (GUI.Button(new Rect(Screen.width / 2 - 25, Screen.height / 2 - 25, 50, 50), "Big!"))
            scale += new Vector2(0.5F, 0.5F);
        
    }
}

import UnityEngine
import System.Collections

public class Example(MonoBehaviour):

	private scale as Vector2 = Vector2(1, 1)

	private pivotPoint as Vector2

	def OnGUI() as void:
		pivotPoint = Vector2((Screen.width / 2), (Screen.height / 2))
		GUIUtility.ScaleAroundPivot(scale, pivotPoint)
		if GUI.Button(Rect(((Screen.width / 2) - 25), ((Screen.height / 2) - 25), 50, 50), 'Big!'):
			scale += Vector2(0.5F, 0.5F)