using DevExpress.Utils;
using DevExpress.XtraCharts;
using SqlSugar;
using System.Text;

namespace Yw.WinFrmUI.Phart
{
    /// <summary>
    ///  泵并联图表
    /// </summary>
    public partial class PumpParallelChart : DevExpress.XtraEditors.XtraUserControl
    {
        public PumpParallelChart()
        {
            InitializeComponent();
            InitialChart();
            this.chartControl1.RuntimeHitTesting = true;
        }

        #region Private Variable 

        private List<PumpParallelViewModel> _vm_list = new List<PumpParallelViewModel>();
        private readonly string _tag_qh = "QH", _tag_qe = "QE", _tag_qp = "QP";

        private XYDiagram _diagram;
        private XYDiagramDefaultPane _default_pane;
        private XYDiagramPane _bottom_pane;
        private AxisX _axis_x_flow;
        private AxisY _axis_y_head;
        private SecondaryAxisY _axis_y_eff, _axis_y_power;
        private ConstantLine _query_flow_line;

        private TextAnnotation _anno_txt_query_info;
        private PumpCoordinate _coordinate;

        private bool _qe_visible = true;
        private bool _qp_visible = true;

        private bool _equip_visible = true;
        private Yw.Geometry.CubicSpline2d _equip_line = null;  
        private Yw.Geometry.Point2d _equip_pt = null;
        private Yw.Geometry.Point2d _equip_sect_pt=null;  

        private bool _initial_data = false;

        private PumpParallelViewModel _paralle_vm = null;

        #endregion

        #region Public Variable 

        /// <summary>
        /// 工作线是否可见
        /// </summary>
        public bool LineVisible
        {
            get => _line_visible;
            set
            {
                _line_visible = value;
                this.barCekLineVisible.Checked = _line_visible;
                this.barBtnSetAxisQValue.Enabled = _line_visible;
            }
        }
        private bool _line_visible = false;

        /// <summary>
        /// 曲线名是否可见
        /// </summary>
        public bool LineNameVisible
        {
            get => _line_name_visible;
            set
            {
                _line_name_visible = value;
                this.barCekCurveNameVisible.Checked = _line_name_visible;
            }
        }
        private bool _line_name_visible = true;

        #endregion

        #region Public Evnet

        /// <summary>
        /// 坐标变换事件
        /// </summary>
        public event Action<PumpCoordinate> CoordinateChangedEvent = null;

        /// <summary>
        /// 并联状态变换事件
        /// </summary>
        public event Action<bool,string> ParallelStatusChangedEvent = null;

        /// <summary>
        /// 查询点变换事件
        /// </summary>
        public event Action<List<PumpQueryPointViewModel>> QueryPointChangedEvent = null;

        /// <summary>
        /// 设计点变换事件
        /// </summary>
        public event Action<List<PumpDesignPointViewModel>> DesignPointChangedEvent = null;

        #endregion

        #region Initial

        /// <summary>
        /// 初始化图表
        /// </summary>
        private void InitialChart()
        {
            this.chartControl1.SetChartDisplay();
            this.chartControl1.Legend.Direction = DevExpress.XtraCharts.LegendDirection.TopToBottom;

            _diagram = (XYDiagram)this.chartControl1.Diagram;
            _default_pane = _diagram.DefaultPane;
            _bottom_pane = (XYDiagramPane)_diagram.FindPaneByName("BottomPanel");

            _axis_x_flow = _diagram.AxisX;
            _axis_x_flow.SetAxisXQDisplay();
            _axis_y_head = _diagram.AxisY;
            _axis_y_head.SetAxisYQHDisplay();
            _axis_y_eff = _diagram.SecondaryAxesY.GetAxisByName("AxisYQE");
            _axis_y_eff.SetSecondaryAxisYQEDisplay();
            _axis_y_eff.Alignment = AxisAlignment.Far;
            _axis_y_power = _diagram.SecondaryAxesY.GetAxisByName("AxisYQP");
            _axis_y_power.SetSecondaryAxisYQPDisplay();

            _query_flow_line = (ConstantLine)_diagram.AxisX.ConstantLines.GetElementByName("WorkPointLine");
            _query_flow_line.SetWorkPointLineDisplay();

            _anno_txt_query_info = this.chartControl1.AnnotationRepository[0] as TextAnnotation;
            _anno_txt_query_info.SetTextAnnoWorkPointDisplay();

            _axis_x_flow.Visibility = DefaultBoolean.False;
            _axis_x_flow.GridLines.Visible = false;
            _axis_y_head.Visibility = DefaultBoolean.False;
            _axis_y_head.GridLines.Visible = false;
            _axis_y_eff.Visibility = DefaultBoolean.False;
            _axis_y_eff.GridLines.Visible = false;
            _axis_y_power.Visibility = DefaultBoolean.False;
            _axis_y_power.GridLines.Visible = false;
             
            _query_flow_line.Visible = false;
            _anno_txt_query_info.Visible = false;

            this.chartControl1.MouseMove += new System.Windows.Forms.MouseEventHandler(this.chartControl1_MouseMove);
            this.chartControl1.MouseUp += new System.Windows.Forms.MouseEventHandler(this.chartControl1_MouseUp);
            this.chartControl1.MouseDown += new System.Windows.Forms.MouseEventHandler(this.chartControl1_MouseDown);
            this.chartControl1.Resize += new System.EventHandler(this.chartControl1_Resize);

            this.chartControl1.CustomPaint += ChartControl1_CustomPaint;
        }

        /// <summary>
        /// 图表重绘
        /// </summary> 
        private void ChartControl1_CustomPaint(object sender, CustomPaintEventArgs e)
        {
            if (e is not DXCustomPaintEventArgs dxArgs)
                return;
            if (_vm_list == null || !_vm_list.Any())
                return;

            if (_equip_line != null && _equip_sect_pt != null && _equip_visible)
            {
                var dis_min_h = _coordinate.DispMinH();
                using Pen pen = new(Color.Black, 2);
                pen.DashStyle = System.Drawing.Drawing2D.DashStyle.DashDotDot;
                var c_pt_qh = _diagram.DiagramToPoint(_equip_sect_pt.X, _equip_sect_pt.Y, _axis_x_flow, _axis_y_head);
                dxArgs.Cache.DrawLine(pen, new Point((int)c_pt_qh.Point.X, (int)c_pt_qh.Point.Y - 10), new Point((int)c_pt_qh.Point.X, (int)c_pt_qh.Point.Y + 10));
                if (_qe_visible)
                {
                    var y_qe = _paralle_vm.CurrentCurveQE.GetPointY(_equip_sect_pt.X);
                    var c_pt_qe = _diagram.DiagramToPoint(_equip_sect_pt.X, y_qe, _axis_x_flow, _axis_y_eff);
                    dxArgs.Cache.DrawLine(pen, new Point((int)c_pt_qe.Point.X, (int)c_pt_qe.Point.Y - 10), new Point((int)c_pt_qe.Point.X, (int)c_pt_qe.Point.Y + 10));
                }
                if (_qp_visible)
                {
                    var y_qp = _paralle_vm.CurrentCurveQP.GetPointY(_equip_sect_pt.X);
                    var c_pt_qp = _diagram.DiagramToPoint(_equip_sect_pt.X, y_qp, _axis_x_flow, _axis_y_power);
                    dxArgs.Cache.DrawLine(pen, new Point((int)c_pt_qp.Point.X, (int)c_pt_qp.Point.Y - 10), new Point((int)c_pt_qp.Point.X, (int)c_pt_qp.Point.Y + 10));
                }

                var pts = _equip_line.GetPointList().Select(x => new PointF((float)x.X, (float)x.Y)).ToArray();
                var g_pts = new List<PointF>();
                foreach (var pt in pts)
                {
                    var x = pt.X;
                    var y = pt.Y;
                    var c_pt = _diagram.DiagramToPoint(x, y, _axis_x_flow, _axis_y_head);
                    g_pts.Add(new PointF(c_pt.Point.X, c_pt.Point.Y));
                }

                using var path = new System.Drawing.Drawing2D.GraphicsPath();
                path.AddCurve(g_pts.ToArray());
                dxArgs.Cache.DrawPath(pen, path);
            }

            foreach (var vm in _vm_list)
            {
                if (!vm.CurrentExtendFlow.HasValue)
                    continue;  

                var max_flow = vm.CurrentExtendFlow.Value;
                using Pen pen = new(Color.White, 2);
                pen.DashStyle = System.Drawing.Drawing2D.DashStyle.Dot;
                {
                    var pt_list = vm.CurrentCurveQH.GetPointList(12).ToList();
                    pt_list = pt_list.Where(x => x.X >= max_flow).ToList();
                    if (pt_list.Count > 0)
                    {
                        if (pt_list.Count == 1)
                        {
                            var max_flow_head = vm.CurrentCurveQH.GetPointY(max_flow);
                            pt_list.Add(new Yw.Geometry.Point2d(max_flow, max_flow_head));
                        }
                        var pt_c_list = new List<PointF>();
                        foreach (var pt in pt_list)
                        {
                            var x = pt.X;
                            var y = pt.Y;
                            var c_pt = _diagram.DiagramToPoint(x, y, _axis_x_flow, _axis_y_head);
                            pt_c_list.Add(new PointF(c_pt.Point.X, c_pt.Point.Y));
                        }

                        using var path = new System.Drawing.Drawing2D.GraphicsPath(); 
                        path.AddCurve(pt_c_list.ToArray());
                        dxArgs.Cache.DrawPath(pen, path);
                    }
                }
                if (_qe_visible)
                {
                    var pt_list = vm.CurrentCurveQE.GetPointList(12).ToList();
                    pt_list = pt_list.Where(x => x.X > max_flow).ToList();
                    if (pt_list.Count > 0)
                    {
                        if (pt_list.Count == 1)
                        {
                            var max_flow_eff = vm.CurrentCurveQE.GetPointY(max_flow);
                            pt_list.Add(new Yw.Geometry.Point2d(max_flow, max_flow_eff));
                        }
                        var pt_c_list = new List<PointF>();
                        foreach (var pt in pt_list)
                        {
                            var x = pt.X;
                            var y = pt.Y;
                            var c_pt = _diagram.DiagramToPoint(x, y, _axis_x_flow, _axis_y_eff);
                            pt_c_list.Add(new PointF(c_pt.Point.X, c_pt.Point.Y));
                        }

                        using var path = new System.Drawing.Drawing2D.GraphicsPath();
                        path.AddCurve(pt_c_list.ToArray());
                        dxArgs.Cache.DrawPath(pen, path);
                    }
                }
                if (_qp_visible)
                { 
                    var pt_list = vm.CurrentCurveQP.GetPointList(12).ToList();
                    pt_list = pt_list.Where(x => x.X > max_flow).ToList();
                    if (pt_list.Count > 0)
                    {
                        if (pt_list.Count == 1)
                        {
                            var max_flow_power = vm.CurrentCurveQP.GetPointY(max_flow);
                            pt_list.Add(new Yw.Geometry.Point2d(max_flow, max_flow_power));
                        }
                        var pt_c_list = new List<PointF>();
                        foreach (var pt in pt_list)
                        {
                            var x = pt.X;
                            var y = pt.Y;
                            var c_pt = _diagram.DiagramToPoint(x, y, _axis_x_flow, _axis_y_power);
                            pt_c_list.Add(new PointF(c_pt.Point.X, c_pt.Point.Y));
                        }

                        using var path = new System.Drawing.Drawing2D.GraphicsPath();
                        path.AddCurve(pt_c_list.ToArray());
                        dxArgs.Cache.DrawPath(pen, path);
                    }

                }
            } 
        }

        /// <summary>
        /// 初始化图表数据
        /// </summary>
        public void InitialChartData()
        {
            _initial_data = false;
            _coordinate = null;

            UpdateChart(false);
        }

        #endregion

        #region  Set   

        /// <summary>
        /// 绑定数据
        /// </summary> 
        public void SetBindingData(List<PumpParallelViewModel> list)
        {
            _vm_list = list;
            _initial_data = list != null && list.Any();
            UpdateChart(true);
        }

        /// <summary>
        /// 设置设计点
        /// </summary> 
        public void SetDesignPoint(double x, double y, double? start_head = null)
        {
            _equip_pt = new Geometry.Point2d(x, y);
            _equip_line = null;
            _equip_sect_pt = null;
            if (_paralle_vm == null || (_vm_list == null || !_vm_list.Any()))
            {
                this.DesignPointChangedEvent?.Invoke(null);
                return;
            }

            start_head ??= _coordinate.DispMinH();
            var equip_line = Yw.Geometry.EquipCurveHelper.CalcEquipCurve(_paralle_vm.CurrentCurveQH, _equip_pt, start_head.Value, out Yw.Geometry.Point2d sect_pt);
            if (equip_line == null || sect_pt == null)
                return;

            _equip_line = equip_line;
            _equip_sect_pt = sect_pt;
            var design_pt_list = new List<PumpDesignPointViewModel>();
            foreach (var vm in _vm_list)
            {
                double flow = 0, head = 0;
                double? eff = null, power = null;
                flow = sect_pt.X;
                head = vm.CurrentCurveQH.GetPointY(flow);

                if (vm.CurrentCurveQP != null)
                {
                    power = vm.CurrentCurveQP.GetPointY(flow);
                    eff = PumpCalcHelper.CalculateE(flow, head, power.Value);
                }
                else if (vm.CurrentCurveQE != null)
                {
                    eff = vm.CurrentCurveQE.GetPointY(flow);
                    power = PumpCalcHelper.CalculateP(flow, head, eff.Value);
                }

                var design_pt = new PumpDesignPointViewModel();
                design_pt.Id = vm.Id;
                design_pt.Q = flow;
                design_pt.H = head;
                design_pt.E = eff;
                design_pt.P = power;
                design_pt.Hz = vm.CurrentHz;
                design_pt.N = vm.CurrentN;
                design_pt_list.Add(design_pt);
            }

            this.DesignPointChangedEvent?.Invoke(design_pt_list);
            UpdateChart(true);
        }

        /// <summary>
        /// 删除曲线
        /// </summary> 
        public void Clear()
        {
            _vm_list = new List<PumpParallelViewModel>();
            _initial_data = false;
            UpdateChart(true); 
        }
  
        /// <summary>
        /// 更新图表
        /// </summary>s
        public void UpdateChart(bool calc_coordinate = false)
        {
            if (calc_coordinate || _coordinate == null)
            {
                //不强迫计算,就用上次更新的坐标系
                CalcCoordinate();
            }

            CalcSeries();

            CalcChartAxis();

            CalcWorkPointByQ();

            CalcTextAnchorPoint();
        }

        #endregion

        #region Calc 

        private double _min_flow, _max_flow;
        private double _max_head = 0, _min_head = 10000;
        private double _max_eff = 0, _min_eff = 0;
        private double _max_power = 0, _min_power = 1000;

        /// <summary>
        /// 计算坐标
        /// </summary>
        private void CalcCoordinate()
        {
            if (_vm_list == null || !_vm_list.Any())
            {
                //设置成白板坐标
                _coordinate = new PumpCoordinate();
                _coordinate.GridNumberX = 30;
                _coordinate.GridNumberY = 16;
                //显示的坐标线号
                _coordinate.StartLineNoH = 10;
                _coordinate.EndLineNoH = 15;
                _coordinate.StartLineNoE = 0;
                _coordinate.EndLineNoE = 10;
                _coordinate.StartLineNoP = 2;
                _coordinate.EndLineNoP = 9;
                //坐标最小值和间隔
                _coordinate.CoordMinQ = 0; _coordinate.CoordSpaceQ = 1000;
                _coordinate.CoordMinH = 10; _coordinate.CoordSpaceH = 100;
                _coordinate.CoordMinE = 0; _coordinate.CoordSpaceE = 100;
                _coordinate.CoordMinP = 10; _coordinate.CoordSpaceP = 100;
                return;
            }

            _max_flow = 0; _min_flow = 10000;
            _max_head = 0; _min_head = 10000;
            _max_eff = 0; _min_eff = 0;
            _max_power = 0; _min_power = 1000;

            double _scaleMinH = 1, _scaleMaxH = 1;

            foreach (var vm in _vm_list)
            {
                var qh_pt_list = vm.CurrentCurveQH.GetPointList();
                var xxx = qh_pt_list.Select(x => x.X);
                var yyy = qh_pt_list.Select(x => x.Y);

                _min_flow = Math.Min(_min_flow, xxx.Min());
                _max_flow = Math.Max(_max_flow, xxx.Max());

                _min_head = Math.Min(_min_head, yyy.Min());
                _max_head = Math.Max(_max_head, yyy.Max());
            }


            foreach (PumpParallelViewModel vm in _vm_list)
            {
                if (vm.CurrentCurveQE == null)
                    continue;
                var qe_pt_list = vm.CurrentCurveQE.GetPointList();
                var yyy = qe_pt_list.Select(x => x.Y);
                _max_eff = Math.Max(_max_eff, yyy.Max());
            }

            foreach (PumpParallelViewModel vm in _vm_list)
            {
                if (vm.CurrentCurveQP == null)
                    continue;
                var yyy = vm.CurrentCurveQP.GetPointList().Select(x => x.Y);
                _min_power = Math.Min(_min_power, yyy.Min());
                _max_power = Math.Max(_max_power, yyy.Max());
            }

            _coordinate = PumpCoordinate.CalcCoordinate(_min_flow,
                                                                         _max_flow,
                                                                         _min_head * _scaleMinH,
                                                                         _max_head * _scaleMaxH,
                                                                         _min_eff,
                                                                         _max_eff,
                                                                         _min_power,
                                                                         _max_power);

            if (_coordinate == null)
                return;

            if (_coordinate.CoordMinQ + _coordinate.CoordSpaceQ * this._coordinate.GridNumberX < _max_flow * 1.05)
            {
                _coordinate.GridNumberX++;
            }
        }

        /// <summary>
        /// 计算图表轴
        /// </summary>
        private void CalcChartAxis()
        {
            _axis_x_flow.Visibility = DefaultBoolean.False;
            _axis_x_flow.GridLines.Visible = false;
            _axis_y_head.Visibility = DefaultBoolean.False;
            _axis_y_head.GridLines.Visible = false;
            _axis_y_eff.Visibility = DefaultBoolean.False;
            _axis_y_eff.GridLines.Visible = false;
            _axis_y_power.Visibility = DefaultBoolean.False;
            _axis_y_power.GridLines.Visible = false;

            _query_flow_line.Visible = false;

            _bottom_pane.Visibility = ChartElementVisibility.Hidden;


            _bottom_pane.Visibility = _qp_visible ? ChartElementVisibility.Visible : ChartElementVisibility.Hidden;

            //计算刻度 Q
            var axisQLabels = new List<CustomAxisLabel>();
            var disQ = _coordinate.CoordMinQ;
            for (int i = 0; i < _coordinate.GridNumberX + 1; i++)
            {
                axisQLabels.Add(new CustomAxisLabel(disQ.ToString("N0"), disQ));
                disQ = disQ + _coordinate.CoordSpaceQ;
            }

            _axis_x_flow.CustomLabels.Clear();
            _axis_x_flow.CustomLabels.AddRange(axisQLabels.ToArray());
            _axis_x_flow.Visibility = DefaultBoolean.True;
            _axis_x_flow.GridLines.Visible = true;


            //计算刻度
            var axis_head_labels = new List<CustomAxisLabel>();
            var display_head = _coordinate.CoordMinH + _coordinate.CoordSpaceH * _coordinate.StartLineNoH;
            for (int i = _coordinate.StartLineNoH; i < _coordinate.EndLineNoH + 1; i++)
            {
                axis_head_labels.Add(new CustomAxisLabel(display_head.ToString(), display_head));
                display_head = display_head + _coordinate.CoordSpaceH;
            }

            _axis_y_head.CustomLabels.Clear();
            _axis_y_head.CustomLabels.AddRange(axis_head_labels.ToArray());
            _axis_y_head.Visibility = DefaultBoolean.True;
            _axis_y_head.GridLines.Visible = true;

            //效率
            if (_max_eff > _min_eff && _qe_visible)
            {
                //计算刻度
                var labels = new List<CustomAxisLabel>();
                var display_eff = _coordinate.CoordMinE + _coordinate.CoordSpaceE * _coordinate.StartLineNoE;
                for (int i = _coordinate.StartLineNoE; i < _coordinate.EndLineNoE + 1; i++)
                {
                    labels.Add(new CustomAxisLabel(display_eff.ToString(), display_eff));
                    display_eff = display_eff + _coordinate.CoordSpaceE;
                }

                _axis_y_eff.CustomLabels.Clear();
                _axis_y_eff.CustomLabels.AddRange(labels.ToArray());
                _axis_y_eff.Visibility = DefaultBoolean.True;
                _axis_y_eff.GridLines.Visible = true;
            }

            //功率
            if (_max_power > _min_power)
            {
                //计算刻度
                var labels = new List<CustomAxisLabel>();
                double display_power = _coordinate.CoordMinP + _coordinate.CoordSpaceP * _coordinate.StartLineNoP;
                for (int i = _coordinate.StartLineNoP; i < _coordinate.EndLineNoP + 1; i++)
                {
                    labels.Add(new CustomAxisLabel(display_power.ToString(), display_power));
                    display_power = display_power + _coordinate.CoordSpaceP;
                }

                _axis_y_power.CustomLabels.Clear();
                _axis_y_power.CustomLabels.AddRange(labels.ToArray());
                _axis_y_power.Visibility = DefaultBoolean.True;
                _axis_y_power.GridLines.Visible = true;
            }

            var min_flow = _coordinate.CoordMinQ;
            var max_flow = _coordinate.DispMaxQ();
            _axis_x_flow.SetAxisRange(min_flow, max_flow);

            var grid_count_head = _coordinate.EndLineNoH - _coordinate.StartLineNoH;
            var grid_count_eff = _coordinate.EndLineNoE - _coordinate.StartLineNoE;
            int grid_count_up = Math.Max(grid_count_head, grid_count_eff);
            if (_qe_visible)
            {
                grid_count_up += 2;//多两条
            }

            var max_axis_head = _coordinate.CoordMinH + _coordinate.EndLineNoH * _coordinate.CoordSpaceH;
            var min_axis_head = max_axis_head - grid_count_up * _coordinate.CoordSpaceH;
            _axis_y_head.SetAxisRange(min_axis_head, max_axis_head);

            var min_axis_eff = _coordinate.CoordMinE + _coordinate.StartLineNoE * _coordinate.CoordSpaceE;
            var max_axis_eff = min_axis_eff + grid_count_up * _coordinate.CoordSpaceE;
            _axis_y_eff.SetAxisRange(min_axis_eff, max_axis_eff);

            var grid_count_power = _coordinate.EndLineNoP - _coordinate.StartLineNoP;
            var min_axis_power = _coordinate.CoordMinP + _coordinate.StartLineNoP * _coordinate.CoordSpaceP;
            var max_axis_power = min_axis_power + grid_count_power * _coordinate.CoordSpaceP;
            _axis_y_power.SetAxisRange(min_axis_power, max_axis_power);
        }

        /// <summary>
        /// 计算系列
        /// </summary>
        private void CalcSeries()
        {
            this.chartControl1.BeginInit();
            this.chartControl1.Series.Clear();

            var annotationCount = this.chartControl1.AnnotationRepository.Count;
            for (int i = annotationCount - 1; i > 0; i--)
            {
                if (i == 0)
                    break;
                this.chartControl1.AnnotationRepository.RemoveAt(i);
            }

            this.chartControl1.Legend.CustomItems.Clear();
            if (_vm_list.Count > 0)
            {
                foreach (var vm in _vm_list)
                {
                    CreateLineSeries(vm);
                }
                CalcParallelSeries(_vm_list);
            }
            this.chartControl1.EndInit();
        }

        /// <summary>
        /// 计算并联线
        /// </summary>
        private void CalcParallelSeries(List<PumpParallelViewModel> list)
        {
            _paralle_vm = null;
            if (list == null || !list.Any())
                return;


            var helper = new Yw.WinFrmUI.Phart.PumpParallelConnectionHelper();
            foreach (var item in list)
            {
                if (item.CurrentCurveQH == null)
                    continue;
                if (item.CurrentCurveQP == null)
                    continue;
                helper.Add(item.CurrentCurveQH, item.CurrentCurveQP);
            }

            List<Yw.Geometry.Point2d> calc_pt_qh_list;
            List<Yw.Geometry.Point2d> calc_pt_qe_list;
            List<Yw.Geometry.Point2d> calc_pt_qp_list;
            var calc_staus = helper.CalculateParallel(out calc_pt_qh_list, out calc_pt_qe_list, out calc_pt_qp_list);
            if (!calc_staus || calc_pt_qh_list.Count < 4)
            {
                this.ParallelStatusChangedEvent?.Invoke(false, "并联失败!");
                return;
            }

            var qh = new Yw.Geometry.CubicSpline2d(calc_pt_qh_list);
            var qe = new Yw.Geometry.CubicSpline2d(calc_pt_qe_list);
            var qp = new Yw.Geometry.CubicSpline2d(calc_pt_qp_list);

            _paralle_vm = new Yw.WinFrmUI.Phart.PumpParallelViewModel();
            _paralle_vm.Id = "parallel";
            _paralle_vm.Name = "并联线";
            _paralle_vm.CurrentColor = Color.Black;
            _paralle_vm.CurveQH = qh;
            _paralle_vm.CurveQE = qe;
            _paralle_vm.CurveQP = qp;
            _paralle_vm.CurrentCurveQH = qh;
            _paralle_vm.CurrentCurveQE = qe;
            _paralle_vm.CurrentCurveQP = qp;

            _paralle_vm.CurveQH = qh;
            _paralle_vm.CurveQE = qe;
            _paralle_vm.CurveQP = qp;

            CreateLineSeries(_paralle_vm);
        }

        /// <summary>
        /// 计算注释定位
        /// </summary>
        private void CalcTextAnchorPoint()
        {
            var x = this.chartControl1.Location.X + this.chartControl1.Width - (100);
            var y = this.chartControl1.Location.Y + 100;

            (_anno_txt_query_info.AnchorPoint as ChartAnchorPoint).X = x;
            (_anno_txt_query_info.AnchorPoint as ChartAnchorPoint).Y = y;
        }

        /// <summary>
        /// 计算工作点
        /// </summary> 
        public void CalcWorkPointByQ(double? x_flow = null)
        { 
            if (!_line_visible)
            {
                _query_flow_line.Visible = false;
                _query_flow_line.Title.Visible = false;
                _anno_txt_query_info.Visible = false;
                return;
            }
            else
            {
                _query_flow_line.Visible = true;
                _query_flow_line.Title.Visible = true;
                _anno_txt_query_info.Visible = true;
            }

            if (_paralle_vm==null)
                return;
            if (_vm_list == null || !_vm_list.Any())
                return;
             
            var min_flow = _paralle_vm.CurveQH.MinX;
            var max_flow = _paralle_vm.CurveQH.MaxX;

            x_flow ??= _equip_pt?.X ?? max_flow / 3 * 2;
            if (x_flow < min_flow || x_flow > max_flow)
                return;

            double paralle_flow = 0, paralle_head = 0;
            double? paralle_eff = null, paralle_power = null;

            paralle_flow = x_flow.Value;
            paralle_head = _paralle_vm.CurrentCurveQH.GetPointY(paralle_flow);

            if (_paralle_vm.CurrentCurveQP != null)
            {
                paralle_power = _paralle_vm.CurrentCurveQP.GetPointY(paralle_flow);
                paralle_eff = PumpCalcHelper.CalculateE(paralle_flow, paralle_head, paralle_power.Value);
            }
            else if (_paralle_vm.CurrentCurveQE != null)
            {
                paralle_eff = _paralle_vm.CurrentCurveQE.GetPointY(paralle_flow);
                paralle_power = PumpCalcHelper.CalculateP(paralle_flow, paralle_head, paralle_eff.Value);
            }

            var query_pt_list = new List<PumpQueryPointViewModel>();
            foreach (var vm in _vm_list)
            {
                double flow = 0, head = 0;
                double? eff = null, power = null;

                head = paralle_head;
                flow = vm.CurrentCurveQH.GetPointsX(head).LastOrDefault();
                if (vm.CurrentCurveQP != null)
                {
                    power = _paralle_vm.CurrentCurveQP.GetPointY(flow);
                    eff = PumpCalcHelper.CalculateE(flow, head, power.Value);
                }
                else if (vm.CurrentCurveQE != null)
                {
                    eff = _paralle_vm.CurrentCurveQE.GetPointY(flow);
                    power = PumpCalcHelper.CalculateP(flow, head, eff.Value);
                }

                var pump_query_pt = new PumpQueryPointViewModel();
                pump_query_pt.Id = vm.Id;
                pump_query_pt.Q = flow;
                pump_query_pt.H = head;
                pump_query_pt.E = eff;
                pump_query_pt.P = power;
                pump_query_pt.Hz = vm.CurrentHz;
                pump_query_pt.N = vm.CurrentN;
                query_pt_list.Add(pump_query_pt);
            }

            var work_info_str_builder = new StringBuilder();
            work_info_str_builder.AppendLine($"流量:{paralle_flow:N2} ");
            work_info_str_builder.AppendLine($"扬程:{paralle_head:N2} ");
            if (paralle_eff.HasValue)
                work_info_str_builder.AppendLine($"效率:{paralle_eff:N2} ");
            if (paralle_power.HasValue)
                work_info_str_builder.Append($"功率:{paralle_power:N2}");

            _query_flow_line.AxisValue = x_flow;
            _query_flow_line.Title.Text = $"{x_flow:N1}";

            _anno_txt_query_info.Text = work_info_str_builder.ToString();
            _anno_txt_query_info.AutoSize = true;
            _anno_txt_query_info.Visible = true;

            this.QueryPointChangedEvent?.Invoke(query_pt_list); 
        }

        /// <summary>
        /// 创建线系列
        /// </summary> 
        private void CreateLineSeries(PumpParallelViewModel vm)
        {
            var series_qh = new DevExpress.XtraCharts.Series();
            series_qh.ArgumentScaleType = DevExpress.XtraCharts.ScaleType.Numerical;
            series_qh.LabelsVisibility = DevExpress.Utils.DefaultBoolean.False;
            series_qh.Name = _tag_qh + vm.Id.ToString();
            series_qh.ShowInLegend = false;
            series_qh.CrosshairEnabled = DefaultBoolean.False;
            series_qh.Tag = vm.Id.ToString();
            series_qh.ShowInLegend = true;
            series_qh.LegendTextPattern = vm.Name;


            var series_qh_view = new DevExpress.XtraCharts.SplineSeriesView();
            series_qh_view.LineStyle.Thickness = 2;
            series_qh_view.Color = vm.CurrentColor;
            series_qh_view.EnableAntialiasing = DefaultBoolean.True;
            series_qh_view.LineTensionPercent = 50;

            series_qh.SeriesPointsSorting = SortingMode.None;
            series_qh.SeriesPointsSortingKey = SeriesPointKey.Value_1;
            series_qh.View = series_qh_view;
            series_qh.Visible = true;

            var pt_qh_list = vm.CurrentCurveQH.GetPointList(12);
            for (int i = 0; i < pt_qh_list.Count; i++)
            {
                series_qh.Points.Add(new SeriesPoint(pt_qh_list[i].X, new double[] { pt_qh_list[i].Y }));
            }

            var point_qh = pt_qh_list[pt_qh_list.Count() - 1];
            var anchor_qh_pt = new DevExpress.XtraCharts.PaneAnchorPoint();
            anchor_qh_pt.Pane = _default_pane;
            anchor_qh_pt.AxisXCoordinate.AxisValue = point_qh.X.ToString();
            anchor_qh_pt.AxisYCoordinate.AxisValue = point_qh.Y.ToString();

            var position_qh = new DevExpress.XtraCharts.RelativePosition();
            position_qh.Angle = -50;
            position_qh.ConnectorLength = 10;

            var txt_qh = new TextAnnotation();
            txt_qh.Border.Visibility = DefaultBoolean.False;
            txt_qh.AnchorPoint = anchor_qh_pt;
            txt_qh.AutoHeight = true;
            txt_qh.AutoWidth = true;
            txt_qh.BackColor = System.Drawing.Color.Transparent;
            txt_qh.Border.Color = vm.CurrentColor;
            txt_qh.ConnectorStyle = DevExpress.XtraCharts.AnnotationConnectorStyle.Line;
            txt_qh.DXFont = Perform2dChartDisplay.AnnoFontQH;
            txt_qh.Name = _tag_qh + vm.Id.ToString();
            txt_qh.Padding.Bottom = 1;
            txt_qh.Padding.Left = 1;
            txt_qh.Padding.Right = 1;
            txt_qh.Padding.Top = 1;
            txt_qh.RuntimeAnchoring = false;
            txt_qh.RuntimeMoving = true;
            txt_qh.RuntimeResizing = false;
            txt_qh.RuntimeRotation = false;
            txt_qh.Text = vm.Name;
            txt_qh.TextColor = vm.CurrentColor;
            txt_qh.ShapePosition = position_qh;
            txt_qh.Visible = _line_name_visible;
            this.chartControl1.AnnotationRepository.Add(txt_qh);
            this.chartControl1.Series.Add(series_qh);

            if (vm.CurrentCurveQE != null)
            {
                var series_qe = new DevExpress.XtraCharts.Series();
                series_qe.ArgumentScaleType = DevExpress.XtraCharts.ScaleType.Numerical;
                series_qe.LabelsVisibility = DevExpress.Utils.DefaultBoolean.False;
                series_qe.Name = _tag_qe + vm.Id.ToString();
                series_qe.ShowInLegend = false;
                series_qe.CrosshairEnabled = DefaultBoolean.False;
                series_qe.Tag = vm.Id.ToString();

                var series_qe_view = new DevExpress.XtraCharts.SplineSeriesView();
                series_qe_view.LineStyle.Thickness = 2;
                series_qe_view.Color = vm.CurrentColor;
                series_qe_view.AxisY = _axis_y_eff;
                series_qe_view.Pane = _default_pane;
                series_qe_view.EnableAntialiasing = DefaultBoolean.True;
                series_qe_view.LineTensionPercent = 50;

                series_qe.SeriesPointsSorting = SortingMode.None;
                series_qe.SeriesPointsSortingKey = SeriesPointKey.Value_1;
                series_qe.View = series_qe_view;
                series_qe.Visible = _qe_visible;

                var pt_qe_list = vm.CurrentCurveQE.GetPointList(12);
                for (int i = 0; i < pt_qe_list.Count; i++)
                {
                    series_qe.Points.Add(new SeriesPoint(pt_qe_list[i].X, new double[] { pt_qe_list[i].Y }));
                }

                this.chartControl1.Series.Add(series_qe);
            }

            if (vm.CurrentCurveQP != null)
            {
                var series_qp = new DevExpress.XtraCharts.Series();
                series_qp.ArgumentScaleType = DevExpress.XtraCharts.ScaleType.Numerical;
                series_qp.LabelsVisibility = DevExpress.Utils.DefaultBoolean.False;
                series_qp.Name = _tag_qp + vm.Id.ToString();
                series_qp.ShowInLegend = false;
                series_qp.CrosshairEnabled = DefaultBoolean.False;
                series_qp.Tag = vm.Id.ToString();

                var series_qp_view = new DevExpress.XtraCharts.SplineSeriesView();
                series_qp_view.LineStyle.Thickness = 2;
                series_qp_view.Color = vm.CurrentColor;
                series_qp_view.AxisY = _axis_y_power;
                series_qp_view.Pane = _bottom_pane;
                series_qp_view.EnableAntialiasing = DefaultBoolean.True;
                series_qp_view.LineTensionPercent = 50;

                series_qp.SeriesPointsSorting = SortingMode.None;
                series_qp.SeriesPointsSortingKey = SeriesPointKey.Value_1;
                series_qp.View = series_qp_view;
                series_qp.Visible = _qp_visible;

                var pt_qp_list = vm.CurrentCurveQP.GetPointList(12);
                for (int i = 0; i < pt_qp_list.Count; i++)
                {
                    series_qp.Points.Add(new SeriesPoint(pt_qp_list[i].X, new double[] { pt_qp_list[i].Y }));
                }

                this.chartControl1.Series.Add(series_qp);
            }

        }

        
        #endregion

        #region ChartEvent

        // 右键对象 
        private object _rightClickObj = null;
        private bool _onMoveWorkPointLine = false;
        private void chartControl1_MouseDown(object sender, MouseEventArgs e)
        {
            if (!_initial_data)
                return;
            var hitInfo = chartControl1.CalcHitInfo(e.Location);
            if (e.Button == MouseButtons.Left)
            {
                if (hitInfo.InSeries)
                {
                    _rightClickObj = hitInfo.Series;

                }
                else if (hitInfo.InAxis)
                {
                    _rightClickObj = hitInfo.Axis;
                }
                else if (hitInfo.InConstantLine)
                {
                    if (hitInfo.ConstantLine == _query_flow_line)
                    {
                        _onMoveWorkPointLine = true;
                    }


                }
                else if (hitInfo.InAnnotation)
                {
                    _rightClickObj = hitInfo.Annotation;
                }
                else
                {
                    _rightClickObj = null;
                }
            }
        }

        private void chartControl1_MouseMove(object sender, MouseEventArgs e)
        {
            if (!_initial_data)
                return;
            if (_onMoveWorkPointLine)
            {
                var diagramCoordinates = _diagram.PointToDiagram(e.Location);
                var axisValue = diagramCoordinates.GetAxisValue(_axis_x_flow);
                if (axisValue == null)
                    return;
                double chartQ = axisValue.NumericalValue;
                CalcWorkPointByQ(chartQ);
            }
            else
            {
                var hitInfo = chartControl1.CalcHitInfo(e.Location);
                if (hitInfo.InConstantLine)
                {
                    this.chartControl1.Cursor = Cursors.Hand;
                }
                else if (hitInfo.InAnnotation)
                {
                    this.chartControl1.Cursor = Cursors.SizeAll;
                }
                else
                {
                    this.chartControl1.Cursor = Cursors.Default;
                }
            }
        }

        private void chartControl1_MouseUp(object sender, MouseEventArgs e)
        {
            if (!_initial_data)
                return;
            _onMoveWorkPointLine = false;
        }

        private void chartControl1_Resize(object sender, EventArgs e)
        {
            CalcTextAnchorPoint();
        }
        #endregion

        #region Right Click Menu 

        #region Event
        private void barBtnSetAxisQValue_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
        {
            if (_vm_list == null || !_vm_list.Any())
                return;
            var dlg = new PumpAxisValueDlg();
            dlg.SetBindingData();
            dlg.VerifyValueChanged += (value) =>
            {
                if (value < _min_flow || value > _max_flow)
                    return false;
                CalcWorkPointByQ(value);
                return true;
            };
            dlg.ShowDialog();
        }

        private void barCekLineVisible_CheckedChanged(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
        {
            SetLineVisible(this.barCekLineVisible.Checked);
        }

        private void barCekCurveNameVisible_CheckedChanged(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
        {
            SetCurveNameVisible(this.barCekCurveNameVisible.Checked);
        }


        private void barCekLegendVisible_CheckedChanged(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
        {
            SetLegendVisible(this.barCekLegendVisible.Checked);
        }

        private void barCekSetAxisNameVisible_CheckedChanged(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
        {
            SetAxisNameVisible(this.barCekSetAxisNameVisible.Checked);
        }

        private void barBtnSetChartAxis_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
        {
            SetChartAxis();
        }

        private void barCekCurveQHVisible_CheckedChanged(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
        {
            _default_pane.Visibility = _default_pane.Visibility == ChartElementVisibility.Visible ? ChartElementVisibility.Hidden : ChartElementVisibility.Visible;
        }

        private void barCekCurveQEVisible_CheckedChanged(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
        {
             _qe_visible = this.barCekCurveQEVisible.Checked;
            UpdateChart();
        }

        private void barCekCurveQPVisible_CheckedChanged(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
        {
            _bottom_pane.Visibility = _bottom_pane.Visibility == ChartElementVisibility.Visible ? ChartElementVisibility.Hidden : ChartElementVisibility.Visible;
            _qp_visible = _bottom_pane.Visibility == ChartElementVisibility.Visible ? true : false;

        }

        private void barCekCurveEQVisible_CheckedChanged(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
        {
            _equip_visible = this.barCekCurveEQVisible.Checked; 
        }

        #endregion

        /// <summary>
        /// 设置工作点显示
        /// </summary>
        public void SetLineVisible(bool visible)
        {
            if (!_initial_data)
                return;
            LineVisible = visible;
            CalcWorkPointByQ();
        }

        /// <summary>
        /// 设置装置曲线显示
        /// </summary>
        public void SetEquipVisible(bool visible)
        {
            if (!_initial_data)
                return;
            _equip_visible = visible;
            UpdateChart(true);
        }

        /// <summary>
        /// 设置效率曲线显示
        /// </summary>
        public void SetQeVisible(bool visible)
        {
            this.barCekCurveQEVisible.Checked = visible;
        }


        /// <summary>
        /// 设置曲线名
        /// </summary>
        public void SetCurveNameVisible(bool visible)
        {
            if (!_initial_data)
                return;
            _line_name_visible = visible;
            for (int i = 1; i < this.chartControl1.AnnotationRepository.Count; i++)
            {
                var anno = this.chartControl1.AnnotationRepository[i];
                anno.Visible = _line_name_visible;
            }
        }

        /// <summary>
        /// 设置图例显示
        /// </summary>
        public void SetLegendVisible(bool visible)
        {
            this.chartControl1.Legend.Visibility = visible ? DefaultBoolean.True : DefaultBoolean.False;
        }

        /// <summary>
        /// 设置轴名称显示
        /// </summary>
        public void SetAxisNameVisible(bool visible)
        {
            _axis_x_flow.Title.Visibility = visible ? DefaultBoolean.True : DefaultBoolean.False;
            _axis_y_head.Title.Visibility = visible ? DefaultBoolean.True : DefaultBoolean.False;
            _axis_y_eff.Title.Visibility = visible ? DefaultBoolean.True : DefaultBoolean.False;
            _axis_y_power.Title.Visibility = visible ? DefaultBoolean.True : DefaultBoolean.False;
        }

        /// <summary>
        /// 设置坐标轴
        /// </summary>
        public void SetChartAxis()
        {
            var dlg = new PumpChartCoordinateDlg();
            dlg.SetBindingData(_coordinate);
            dlg.OnChangedCoord += (rhs) =>
            {
                _coordinate = rhs;
                CalcChartAxis();
                this.CoordinateChangedEvent?.Invoke(_coordinate);
            };
            dlg.ShowDialog();
        }

        #endregion

    
    } 
}