UI.cs

using UnityEngine;
using System.Collections;

public class UI : MonoBehaviour {
    
	public static bool TooltipButton(Rect rect, Texture Content, string Tooltip, int TooltipSide = 0)
	{
		Vector2 InputPos = InputPosition();
		bool Button = GUI.Button(rect, Content);
		
		if(InputPos.x > rect.x && InputPos.y > rect.y && InputPos.x < rect.x + rect.width && InputPos.y < rect.y + rect.height)
		{
			if(Tooltip != "")
			{
				float TooltipWidth = Perc((Tooltip.Length * 2.3f) + 6f);
				
				Rect TooltipRect = new Rect();
				if(TooltipSide == 0)TooltipRect = new Rect(rect.x + rect.width/2f - TooltipWidth/2f, rect.y - Perc(8), TooltipWidth, Perc(6));//Верх
				if(TooltipSide == 1)TooltipRect = new Rect(rect.x + rect.width/2f - TooltipWidth/2f, rect.y + rect.height + Perc(1), TooltipWidth, Perc(6));//Низ
				if(TooltipSide == 2)TooltipRect = new Rect(rect.x - TooltipWidth - Perc(2), rect.y + rect.height/2 - Perc(3), TooltipWidth, Perc(6));//Лево
				if(TooltipSide == 3)TooltipRect = new Rect(rect.x + rect.width + Perc (2), rect.y + rect.height/2 - Perc(3), TooltipWidth, Perc(6));//Право
				
				GUI.Box(TooltipRect, Tooltip);
			}
		}
		
		return Button;
	}
	
	/*public static bool CounterButton(Rect rect, Texture texture, int count)
	{
		bool Button = GUI.Button(rect, texture);
		
		GUI.Box(new Rect(rect.x + rect.width - Perc(7), rect.y + rect.height - Perc(6), Perc(6.5f), Perc(5.5f)), count + "");
		
		
		///
		if(Button)
		{
			return true;
		}
		return false;
	}*/

	///

	public static Vector2 InputPosition()
	{
		if(!Platform.isMobile())
		{
			return new Vector2(Input.mousePosition.x, Screen.height - Input.mousePosition.y);
		}
		else
		{
			return (Input.touchCount > 0)? new Vector2(Input.touches[0].position.x, Screen.height - Input.touches[0].position.y) : new Vector2(-100, -100);
		}
	}

	public static Rect PercRect(float x, float y, float width, float height)
	{
		return new Rect(Perc(x), Perc(y), Perc(width), Perc(height));
	}

	public static float Perc(float rate)
	{
		float Pix = (Screen.height > Screen.width) ? Screen.width : Screen.height;//За сравнение берется меньший параметр
		float OnePerc = Pix / 100;//Количество точек на процент
		return OnePerc * rate;
	}
	
	public static float Pix(float pixrate)
	{
		float OnePerc = Perc(1);
		return (pixrate/OnePerc);
	}
}