using UnityEngine;
using System.Collections;
using System.Collections.Generic;
using UnityEngine.UI;

namespace MoreMountains.Tools
{
    /// <summary>
    /// RectTransform extensions
    /// </summary>
    public static class MMRectTransformExtensions
    {
        /// <summary>
        /// Sets the left offset of a rect transform to the specified value
        /// </summary>
        /// <param name="rt"></param>
        /// <param name="left"></param>
        public static void MMSetLeft(this RectTransform rt, float left)
        {
            rt.offsetMin = new Vector2(left, rt.offsetMin.y);
        }

        /// <summary>
        /// Sets the right offset of a rect transform to the specified value
        /// </summary>
        /// <param name="rt"></param>
        /// <param name="right"></param>
        public static void MMSetRight(this RectTransform rt, float right)
        {
            rt.offsetMax = new Vector2(-right, rt.offsetMax.y);
        }

        /// <summary>
        /// Sets the top offset of a rect transform to the specified value
        /// </summary>
        /// <param name="rt"></param>
        /// <param name="top"></param>
        public static void MMSetTop(this RectTransform rt, float top)
        {
            rt.offsetMax = new Vector2(rt.offsetMax.x, -top);
        }

        /// <summary>
        /// Sets the bottom offset of a rect transform to the specified value
        /// </summary>
        /// <param name="rt"></param>
        /// <param name="bottom"></param>
        public static void MMSetBottom(this RectTransform rt, float bottom)
        {
            rt.offsetMin = new Vector2(rt.offsetMin.x, bottom);
        }
    }
}