UIButtonの補助クラス【Unity】【NGUI】

UIButtonAssistant.cs

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

public class UIButtonAssistant : MonoBehaviour {

  //このボタンが有効がどうか
  protected bool _isEnabled = true;

  //ボタンの色
  protected Color _normalColor   = new Color (1.0f, 1.0f, 1.0f);
  protected Color _hoverColor    = new Color (0.8f, 0.8f, 0.8f);
  protected Color _pressedColor  = new Color (0.6f, 0.6f, 0.6f);
  protected Color _disabledColor = new Color (1.0f, 1.0f, 1.0f);

  //SE名
  protected string _seName = AudioName.SE_BUTTON;

  //色が変わる時間
  protected float _transitionTime = 0.05f;

  //ラベルとその初期色
  private struct ChildLabel
  {
    public UILabel Label;
    public Color   InitialLabelColor, InitialLabelEffectColor;
  }
  private List<ChildLabel> _childLabelList = new List<ChildLabel> ();

  //スプライトとその初期色
  private struct ChildSprite
  {
    public UISprite Sprete;
    public Color   InitialSpriteColor;
  }
  private List<ChildSprite> _childSpriteList = new List<ChildSprite> ();

  //=================================================================================
  //初期化
  //=================================================================================

  protected virtual void Awake ()
  {
    //ボタンの各色を設定
    GetComponent<UIButton> ().defaultColor  = _normalColor;
    GetComponent<UIButton> ().hover         = _hoverColor;
    GetComponent<UIButton> ().pressed       = _pressedColor;
    GetComponent<UIButton> ().disabledColor = _disabledColor;

    //ボタンの色が変わる時間を設定
    GetComponent<UIButton> ().duration = _transitionTime;

    //ボタンを押した時のSEが鳴るようにメソッドを登録
    EventDelegate.Add (GetComponent<UIButton> ().onClick, this.PlaySE);

    //このオブジェクト及び子オブジェクトにラベルがあったらラベルと初期色を保持
    UILabel[] labelsInChildren = GetComponentsInChildren<UILabel> ();

    foreach(UILabel label in labelsInChildren){

      ChildLabel childLabel;

      childLabel.Label                   = label;
      childLabel.InitialLabelColor       = label.color;
      childLabel.InitialLabelEffectColor = label.effectColor;

      _childLabelList.Add (childLabel);

    }

    //このオブジェクト及び子オブジェクトにスプライトがあったらスプライトと初期色を保持
    UISprite[] spritesInChildren = GetComponentsInChildren<UISprite> ();

    foreach(UISprite sprite in spritesInChildren){

      ChildSprite childSprite;

      childSprite.Sprete             = sprite;
      childSprite.InitialSpriteColor = sprite.color;

      _childSpriteList.Add (childSprite);

    }

  }

  //=================================================================================
  //更新
  //=================================================================================

  protected virtual void Update () {
    _isEnabled = !SceneManager.Instance.IsFading;
  }

  protected virtual void LateUpdate ()
  {
    GetComponent<UIButton> ().isEnabled = _isEnabled;
    UpdateColor ();
  }

  /// <summary>
  /// ラベルやらボタン以外の画像やらの色をボタンの色に合わせる
  /// </summary>
  protected void UpdateColor(){

    Color buttonColor = GetComponent<UIButton> ().tweenTarget.GetComponent<UISprite>().color;

    foreach(ChildLabel childLabel in _childLabelList){
      childLabel.Label.color       = childLabel.InitialLabelColor       * buttonColor;
      childLabel.Label.effectColor = childLabel.InitialLabelEffectColor * buttonColor;
    }

    foreach(ChildSprite childSprite in _childSpriteList){
      childSprite.Sprete.color = childSprite.InitialSpriteColor * buttonColor;
    }

  }

  //=================================================================================
  //SE
  //=================================================================================

  /// <summary>
  /// SE再生
  /// </summary>
  private void PlaySE(){
    if(_isEnabled){
      AudioManager.Instance.PlaySE (_seName);
    }
  }

}