using UnityEngine.UI;
using UnityEngine;



public class ImageEx : Image
{

    CanvasAddition m_CanvasAddition;
    public CanvasAddition canvasAddition {
        get {
            return this.m_CanvasAddition ?? (this.m_CanvasAddition = this.GetComponentInParent<CanvasAddition>());
        }
    }

    Material materialRecorder;

    [SerializeField]
    bool m_Gray = false;
    public bool gray {
        get {
            return this.m_Gray;
        }
        set {
            if (this.gray == value)
            {
                return;
            }

            this.m_Gray = value;
            if (!inited)
            {
                return;
            }

            if (this.m_Gray)
            {
                this.material = this.canvasAddition == null ? MaterialUtility.GetDefaultSpriteGrayMaterial() : this.canvasAddition.spriteGrayMaterial;
            }
            else
            {
                this.material = materialRecorder;
            }
        }
    }

    [SerializeField] string m_IconKey = string.Empty;

    bool inited = false;
    protected override void Awake()
    {
        base.Awake();
        materialRecorder = this.material;
        inited = true;
        if (this.m_Gray)
        {
            this.material = this.canvasAddition == null ? MaterialUtility.GetDefaultSpriteGrayMaterial() : this.canvasAddition.spriteGrayMaterial;
        }

        if (!string.IsNullOrEmpty(m_IconKey))
        {
            this.SetSprite(m_IconKey);
        }
    }

    protected override void OnEnable()
    {
        base.OnEnable();

        #if UNITY_EDITOR
        if (material != null)
        {
            material.shader = Shader.Find(material.shader.name);
        }
        #endif
    }
}