using LiveCharts;
using LiveCharts.Configurations;
using LiveCharts.Defaults;
using LiveCharts.Helpers;
using LiveCharts.Wpf;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Navigation;
using System.Windows.Shapes;

namespace Chen.Controls
{
    /// <summary>
    /// Parameter.xaml 的交互逻辑
    /// </summary>
    public partial class Parameter : UserControl
    {
        //依赖属性,依赖对象

        //包装器
        public string Value
        {
            get { return (string)this.GetValue(ValueProperty); }
            set { this.SetValue(ValueProperty, value); }
        }

        public static readonly DependencyProperty ValueProperty = DependencyProperty.Register("Value", typeof(string), typeof(Parameter), new PropertyMetadata(default(string), new PropertyChangedCallback(OnPropertyChanged)));


        //图标
        public string Tb_Page
        {
            get { return (string)GetValue(Tb_PageProperty); }
            set { SetValue(Tb_PageProperty, value); }
        }

        // Using a DependencyProperty as the backing store for Tb_Page.  This enables animation, styling, binding, etc...
        public static readonly DependencyProperty Tb_PageProperty =
            DependencyProperty.Register("Tb_Page", typeof(string), typeof(Parameter), new PropertyMetadata(string.Empty, new PropertyChangedCallback(OnPropertyChanged)));



        //主题色
        public Brush Theme_Color
        {
            get { return (Brush)GetValue(Theme_ColorProperty); }
            set { SetValue(Theme_ColorProperty, value); }
        }

        // Using a DependencyProperty as the backing store for _color.  This enables animation, styling, binding, etc...
        public static readonly DependencyProperty Theme_ColorProperty =
            DependencyProperty.Register("Theme_Color", typeof(Brush), typeof(Parameter), new PropertyMetadata(default(Brush), new PropertyChangedCallback(OnPropertyChanged)));



        //文本标题
        public string Title
        {
            get { return (string)GetValue(TitleProperty); }
            set { SetValue(TitleProperty, value); }
        }

        // Using a DependencyProperty as the backing store for Title.  This enables animation, styling, binding, etc...
        public static readonly DependencyProperty TitleProperty =
            DependencyProperty.Register("Title", typeof(string), typeof(Parameter), new PropertyMetadata(default(string), new PropertyChangedCallback(OnPropertyChanged)));

        //最小值
        public int Minimum
        {
            get { return (int)GetValue(MinimumProperty); }
            set { SetValue(MinimumProperty, value); }
        }

        public static readonly DependencyProperty MinimumProperty =
            DependencyProperty.Register("Minimum", typeof(int), typeof(Parameter), new PropertyMetadata(default(int), new PropertyChangedCallback(OnPropertyChanged)));


        //最大值
        public int Maximum
        {
            get { return (int)GetValue(MaximumProperty); }
            set { SetValue(MaximumProperty, value); }
        }
        public static readonly DependencyProperty MaximumProperty =
            DependencyProperty.Register("Maximum", typeof(int), typeof(Parameter),
                new PropertyMetadata(default(int), new PropertyChangedCallback(OnPropertyChanged)));


        //数组值
        public ChartValues<float> Values
        {
            get { return (ChartValues<float>)GetValue(ValuesProperty); }
            set { SetValue(ValuesProperty, value); }
        }

        // Using a DependencyProperty as the backing store for Values.  This enables animation, styling, binding, etc...
        public static readonly DependencyProperty ValuesProperty =
            DependencyProperty.Register("Values", typeof(ChartValues<float>), typeof(Parameter), new PropertyMetadata(default(ChartValues<float>), new PropertyChangedCallback(OnPropertyChanged)));

        public List<string> datetime
        {
            get { return (List<string>)GetValue(datetimeProperty); }
            set { SetValue(datetimeProperty, value); }
        }

        // Using a DependencyProperty as the backing store for Values.  This enables animation, styling, binding, etc...
        public static readonly DependencyProperty datetimeProperty =
            DependencyProperty.Register("datetime", typeof(List<string>), typeof(Parameter), new PropertyMetadata(default(List<string>), new PropertyChangedCallback(OnPropertyChanged)));

        public static void OnPropertyChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
        {
            (d as Parameter).Refresh();
        }
        public Parameter()
        {
            InitializeComponent();
        }
        public Func<double, string> DateTimeFormatter { get; set; }
        private void Refresh()
        {
            //将&#x换成\u  如&#xe601; 变成\ue601
            this.TB.Text = this.Tb_Page;
            this.TB.Foreground = this.Theme_Color;
            this.Cs_Name1.Text = this.Title;
            this.Cs_Name2.Text = this.Title;
            this.Cs_Name2.Foreground = this.Theme_Color;
            this.TB2.Foreground = this.Theme_Color;
            this._value.Text = this.Value;

            this.Chart.Series.Clear();
            this.Chart.AxisX.Clear();
            this.Chart.AxisY.Clear();
            
            //if (Values.Count == 0)
            //{
            //    Values = new List<double> { 1};
            //}
            //折线图
            this.Chart.Series.Add(new LineSeries
            {
                Title = this.Title,
                Values = Values,
                Stroke = this.Theme_Color,
                Fill = new SolidColorBrush(Color.FromRgb(255, 255, 255)),
                PointGeometrySize = 0
            });
            this.Chart.AxisX.Add(new Axis
            {
                LabelsRotation = 150,
                ShowLabels = true,
                Labels = datetime
            });
            this.Chart.AxisY.Add(new Axis
            {
                ShowLabels = true,
                MinValue = this.Minimum,
                MaxValue = this.Maximum
            }) ;
        }
    }
}