using MuchInfo.Chart.Data.Interfaces;
using System;
using System.Collections.Generic;

namespace MuchInfo.Chart.WPF.Primitives.Interfaces
{
    public interface IDateScaler
    {
        #region Properties

        /// <summary>
        /// 请求图表长度
        /// </summary>
        string DesiredChartLength
        {
            get;
            set;
        }

        DateTime DesiredEndDate
        {
            get;
            set;
        }

        int EndDateIndex
        {
            get;
            set;
        }

        int NumBars
        {
            get;
            set;
        }

        int StartDateIndex
        {
            get;
            set;
        }

        #endregion Properties

        #region Methods

        int BinaryIndexSearch(DateTime aDate, int minIndex);

        int Count();

        DateTime DateFromX(double aX);

        DateTime DateValue(int aIndex);

        bool DateVisible(DateTime aDate);

        bool DateContains(DateTime date);

        double DistanceBetweenDates();

        int FirstVisibleIndexFromData(IList<ILineDataPoint> data);

        int LastVisibleIndexFromData(IList<ILineDataPoint> data);

        bool HasNonEODDates();

        int IndexFromDate(DateTime aDate);

        float PercentFromIndex(int aIndex);

        int WidthWithBarBuffer();

        float XforDate(DateTime aDate);

        DateTime OriginalDateFromX(double aX);

        DateTime OriginalDateFromX(double aX, int offSet);

        DateTime OriginalDateValue(int index);

        #endregion Methods
    }
}