slider 控件结合左右btn

最新推荐文章于 2024-05-27 12:10:53 发布

颠沛流离。。

最新推荐文章于 2024-05-27 12:10:53 发布

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分类专栏： NGUI

本文链接：https://blog.youkuaiyun.com/lihui061119/article/details/50980059

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本文详细介绍了贸易商品项目的交互组件实现，包括设置回调、初始化商品数据、滑动选择商品数量、按钮操作增减商品数量等功能，以及商品数量的实时更新和获取。实现了商品的选择、数量调整和状态反馈，为用户提供便捷的商品管理体验。

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public class TradeGoodsItem : MonoBehaviour
{
	CommonDelegate.VoidDelegate _CallBack = null;
	int _GoodsNum = 0;
	ItemDataStruct _Goods = null;
	PaoshangData _PaoshangData = null;
	void Awake()
	{
		_UISlider = ObjectCommon.GetChildComponent<UISlider>(gameObject, "Slider");</span>
		if (_UISlider != null)
		{
			_UISlider.onDragProcess = OnDragFinished;
		}
		UIButton button = ObjectCommon.GetChildComponent<UIButton>(gameObject, "sub_btn");
		UITools.AddOnclick(button, OnSubClick);
		button = ObjectCommon.GetChildComponent<UIButton>(gameObject, "add_btn");
		UITools.AddOnclick(button, OnAddClick);
	}
	public void SetCallBack(CommonDelegate.VoidDelegate func)
	{
		_CallBack = func;
	}
	public void Init(ItemDataStruct goods)
	{

		_Goods = goods;
		if (_Goods == null)
		{
			UITools.setActive(gameObject, false);
			return;
		}
		PaoshangData data = ShopDataProvider.GetInstance().GetPaoshangDataByID(goods._Id);
		if (data != null)
		{
			_PaoshangData = data;
			List<string> arg = ConfigDataTool.SplitStringDouhao(data.price);
			if (arg != null && arg.Count >= 2)
			{
				UITools.SetLabText(_Jiage,string.Format("价格:{0}",arg[1]));
			}
			UITools.SetLabText(_FuZhong,string.Format("负重:{0}",data.weight));
		}
		else
		{
			UITools.ClearLabel(_Jiage);
			UITools.ClearLabel(_FuZhong);
		}

		if (_UISlider != null)
		{
			_UISlider.value = 0;
		}
		_GoodsNum = 0;
		ItemIconInfo info = ItemWrap.GetItemIconInfo(_Goods._Id);
		UITools.SetLabText(_Name, info._Name);
		UITools.SetLabText(_Num, string.Format("{0}/{1}", _GoodsNum, _Goods._Num));
		NGUIAtlasManager.GetInstance().Attach(_Icon, info._Icon);
		NGUIAtlasManager.GetInstance().Attach(_IconFrame, info._IconFrame);
	}
	/// <summary>
	/// 是否能拖拽
	/// </summary>
	private bool isCanDrag()
	{
		if (_PaoshangData == null)
			return false;
		int max = ; // 该物品总共有多少个
		int cur = ; // 当前选中了多少个
		float canDragCount = (float)(max - cur)/(float)_PaoshangData.weight;  // 特殊条件 总共可以选多少个 可加可不加
		int canCount =(int)canDragCount; // 可拖拽几个 
		if (canCount <= 0)
			return false;
		return true;
	}
	private void OnDragFinished()
	{
		bool iscanDraging = isCanDrag();
		float yuanlai = (float)_GoodsNum/(float)_Goods._Num;
		float dangqian = _UISlider.value;
		bool isQian = false;
		if (dangqian < yuanlai)
			isQian = true;

		if (iscanDraging == false&& isQian == false) // 特殊条件  可加可不加
		{
			_UISlider.value = (float)_GoodsNum/(float)_Goods._Num;
			UITemplate.ShowInfoTips(StringManager.GetInstance().GetValue("txt_shangpinfuzhongnocanrdrag"));
			return;
		}
		_GoodsNum = (int)(_UISlider.value * _Goods._Num);
		UpdateNumber();
	}

	private void OnSubClick() // 左btn  --
	{
		if (_GoodsNum - 1 >= 0)
		{
			_GoodsNum--;
			_UISlider.value = (float)_GoodsNum / (float)_Goods._Num;
			UpdateNumber();
		}
	}

	private void OnAddClick()// 右btn ++
	{
		bool iscanDraging = isCanDrag();

		if (iscanDraging == false )
		{
			_UISlider.value = (float)_GoodsNum/(float)_Goods._Num;
			UITemplate.ShowInfoTips(StringManager.GetInstance().GetValue("txt_shangpinfuzhongnocanrdrag"));
			return;
		}
		if (_GoodsNum + 1 <= _Goods._Num)
		{
			_GoodsNum++;
			_UISlider.value = (float)_GoodsNum / (float)_Goods._Num;
			UpdateNumber();
		}
	}
	public void SetValue(int num) // slider 拖拽 value在变
	{
		_GoodsNum = num;// 选择了这么多个
		int havaCount = _Goods._Num;
		float value = (float)_GoodsNum/(float)havaCount;
		_UISlider.value = value;
		UpdateNumber();
	}
	private void UpdateNumber() 更新选中的数量
	{
		if (_CallBack != null)
			_CallBack();
		UITools.SetLabText(_Num, string.Format("{0}/{1}", _GoodsNum, _Goods._Num));
	}

	public int GetGoodsNum()
	{
		return _GoodsNum;
	}

	public int GetGoodsId()
	{
		if (_Goods == null)
		{
			return 0;
		}
		return _Goods._Id;
	}

	public void OnSelectAll() // 一键全选
	{
		if (_Goods == null)
		{
			return;
		}
		_GoodsNum = _Goods._Num;
		_UISlider.value = (float)_GoodsNum / (float)_Goods._Num;
		UpdateNumber();
	}
}