MARKUS

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.Shapes;

using System.Windows.Controls;

using System.Windows.Media;

using MarkupToPDF.Controls.Common;

using MarkupToPDF.Common;

using MarkupToPDF.Serialize.Core;

using MarkupToPDF.Serialize.S_Control;

using System.Windows.Input;

using System.Windows.Markup;

using System.Runtime.CompilerServices;

namespace MarkupToPDF.Controls.Shape

{

//강인구 추가 IShapeControl

    public class RectangleControl : CommentUserInfo, IDisposable, INotifyPropertyChanged, IShapeControl, IDashControl

    {

        public Path Base_RectPath { get; set; }

        private const string PART_RectPath = "PART_RectPath";

        #region Property

        public MouseMode mousemode

        {

            get

            {

                return (MouseMode)GetValue(mousemodeProperty);

            }

            set

            {

                SetValue(mousemodeProperty, value);

                OnPropertyChanged("mousemode");

            }

        }

        public override SolidColorBrush StrokeColor

        {

            get

            {

                return (SolidColorBrush)GetValue(StrokeColorProperty);

            }

            set

            {

                SetValue(StrokeColorProperty, value);

                OnPropertyChanged("StrokeColor");

            }

        }

        public Double LineSize

        {

            get

            {

                return (Double)GetValue(LineSizeProperty);

            }

            set

            {

                SetValue(LineSizeProperty, value);

                OnPropertyChanged("LineSize");

            }

        }

        public Geometry PathData

        {

            get

            {

                return (Geometry)GetValue(PathDataProperty);

            }

            set

            {

                SetValue(PathDataProperty, value);

                OnPropertyChanged("PathData");

            }

        }

        public Geometry OverViewPathData

        {

            get

            {

                return (Geometry)GetValue(OverViewPathDataProperty);

            }

            set

            {

                SetValue(OverViewPathDataProperty, value);

                OnPropertyChanged("OverViewPathData");

            }

        }

        public SolidColorBrush FillColor

        {

            get { return (SolidColorBrush)GetValue(FillColorProperty); }

            set

            {

                SetValue(FillColorProperty, value);

                OnPropertyChanged("FillColor");

            }

        }

		//강인구 추가

        public DoubleCollection DashSize

        {

            get { return (DoubleCollection)GetValue(DashSizeProperty); }

            set

            {

                if (this.DashSize != value)

                {

                    SetValue(DashSizeProperty, value);

                }

            }

        }

        public Point StartPoint

        {

            get

            {

                return (Point)GetValue(StartPointProperty);

            }

            set

            {

                SetValue(StartPointProperty, value);

                OnPropertyChanged("StartPoint");

            }

        }

        public Point SetPoint

        {

            get

            {

                return (Point)GetValue(SetPointProperty);

            }

            set

            {

                SetValue(SetPointProperty, value);

                OnPropertyChanged("SetPoint");

            }

        }

        public Point OriginPoint

        {

            get

            {

                return (Point)GetValue(OriginPointProperty);

            }

            set

            {

                SetValue(OriginPointProperty, value);

                OnPropertyChanged("OriginPoint");

            }

        }

        public Point TopRightPoint

        {

            get

            {

                return (Point)GetValue(TopRightPointProperty);

            }

            set

            {

                SetValue(TopRightPointProperty, value);

                OnPropertyChanged("TopRightPoint");

            }

        }

        public Point LeftBottomPoint

        {

            get

            {

                return (Point)GetValue(LeftBottomPointProperty);

            }

            set

            {

                SetValue(LeftBottomPointProperty, value);

                OnPropertyChanged("LeftBottomPoint");

            }

        }

        public Point EndPoint

        {

            get

            {

                return (Point)GetValue(EndPointProperty);

            }

            set

            {

                SetValue(EndPointProperty, value);

                OnPropertyChanged("EndPoint");

            }

        }

        public override bool IsSelected

        {

            get

            {

                return (bool)GetValue(IsSelectedProperty);

            }

            set

            {

                SetValue(IsSelectedProperty, value);

                OnPropertyChanged("IsSelected");

            }

        }

        public override ControlType ControlType

        {

            set

            {

                SetValue(ControlTypeProperty, value);

                OnPropertyChanged("ControlType");

            }

            get

            {

                return (ControlType)GetValue(ControlTypeProperty);

            }

        }

        public List<Point> PointSet

        {

            get { return (List<Point>)GetValue(PointSetProperty); }

            set { SetValue(PointSetProperty, value); }

        }

        public double CanvasX

        {

            get { return (double)GetValue(CanvasXProperty); }

            set

            {

                if (this.CanvasX != value)

                {

                    SetValue(CanvasXProperty, value);

                    OnPropertyChanged("CanvasX");

                }

            }

        }

        public double CanvasY

        {

            get { return (double)GetValue(CanvasYProperty); }

            set

            {

                if (this.CanvasY != value)

                {

                    SetValue(CanvasYProperty, value);

                    OnPropertyChanged("CanvasY");

                }

            }

        }

        public PaintSet Paint

        {

            get { return (PaintSet)GetValue(PaintProperty); }

            set

            {

                if (this.Paint != value)

                {

                    SetValue(PaintProperty, value);

                }

            }

        }

        public double CommentAngle

        {

            get { return (double)GetValue(AngleProperty); }

            set

            {

                if (this.CommentAngle != value)

                {

                    SetValue(AngleProperty, value);

                }

            }

        }

        public string UserID

        {

            get { return (string)GetValue(UserIDProperty); }

            set

            {

                if (this.UserID != value)

                {

                    SetValue(UserIDProperty, value);

                    OnPropertyChanged("UserID");

                }

            }

        }

        #endregion

        #region Dependency Property

        public static readonly DependencyProperty UserIDProperty = DependencyProperty.Register(

        "UserID", typeof(string), typeof(RectangleControl), new PropertyMetadata(null));

        public static readonly DependencyProperty mousemodeProperty =

                DependencyProperty.Register("mousemode", typeof(MouseMode), typeof(RectCloudControl), new PropertyMetadata(MouseMode.None, PointValueChanged));

        public static readonly DependencyProperty IsSelectedProperty =

          DependencyProperty.Register("IsSelected", typeof(bool), typeof(RectangleControl), new FrameworkPropertyMetadata(false, IsSelectedChanged));

        public static readonly DependencyProperty ControlTypeProperty =

                DependencyProperty.Register("ControlType", typeof(ControlType), typeof(RectangleControl), new FrameworkPropertyMetadata(ControlType.Rectangle));

        public static readonly DependencyProperty StrokeColorProperty = DependencyProperty.Register(

                "StrokeColor", typeof(SolidColorBrush), typeof(RectangleControl), new PropertyMetadata(new SolidColorBrush(Colors.Red)));

        public static readonly DependencyProperty LineSizeProperty = DependencyProperty.Register(

              "LineSize", typeof(double), typeof(RectangleControl), new PropertyMetadata((Double)3));

        //강인구 추가

        public static readonly DependencyProperty DashSizeProperty = DependencyProperty.Register(

                "DashSize", typeof(DoubleCollection), typeof(RectangleControl), new PropertyMetadata(new DoubleCollection { 1, 1 }, PointValueChanged));

        public static readonly DependencyProperty PathDataProperty = DependencyProperty.Register(

               "PathData", typeof(Geometry), typeof(RectangleControl), null);

        public static readonly DependencyProperty OverViewPathDataProperty = DependencyProperty.Register(

               "OverViewPathData", typeof(Geometry), typeof(RectangleControl), null);

        //강인구 추가

        public static readonly DependencyProperty PaintProperty = DependencyProperty.Register(

        "Paint", typeof(PaintSet), typeof(RectangleControl), new PropertyMetadata(PaintSet.None, PointValueChanged));

        public static readonly DependencyProperty FillColorProperty = DependencyProperty.Register(

                "FillColor", typeof(SolidColorBrush), typeof(RectangleControl), new PropertyMetadata(new SolidColorBrush(Colors.White)));

        public static readonly DependencyProperty CanvasXProperty = DependencyProperty.Register(

                 "CanvasX", typeof(double), typeof(RectangleControl), new PropertyMetadata((double)0, OnSetCansvasChanged));

        public static readonly DependencyProperty CanvasYProperty = DependencyProperty.Register(

                "CanvasY", typeof(double), typeof(RectangleControl), new PropertyMetadata((double)0, OnSetCansvasChanged));

        public static readonly DependencyProperty TopRightPointProperty = DependencyProperty.Register(

               "TopRightPoint", typeof(Point), typeof(RectangleControl), new PropertyMetadata(new Point(0, 0), PointValueChanged));

        public static readonly DependencyProperty LeftBottomPointProperty = DependencyProperty.Register(

                 "LeftBottomPoint", typeof(Point), typeof(RectangleControl), new PropertyMetadata(new Point(0, 0), PointValueChanged));

        public static readonly DependencyProperty StartPointProperty = DependencyProperty.Register(

            "StartPoint", typeof(Point), typeof(RectangleControl), new PropertyMetadata(new Point(0, 0), PointValueChanged));

        public static readonly DependencyProperty SetPointProperty = DependencyProperty.Register(

        "SetPoint", typeof(Point), typeof(RectangleControl), new PropertyMetadata(new Point(0, 0), PointValueChanged));

        public static readonly DependencyProperty OriginPointProperty = DependencyProperty.Register(

        "OriginPoint", typeof(Point), typeof(RectangleControl), new PropertyMetadata(new Point(0, 0), PointValueChanged));

        public static readonly DependencyProperty AngleProperty = DependencyProperty.Register(

            "Angle", typeof(double), typeof(RectangleControl), new PropertyMetadata((double)0.0, new PropertyChangedCallback(AngleValueChanged)));

        public static readonly DependencyProperty PointSetProperty = DependencyProperty.Register(

         "PointSet", typeof(List<Point>), typeof(RectangleControl), new PropertyMetadata(new List<Point>()));

        public static readonly DependencyProperty EndPointProperty = DependencyProperty.Register(

              "EndPoint", typeof(Point), typeof(RectangleControl), new PropertyMetadata(new Point(0, 0), PointValueChanged));

        #endregion  Dependency Property

        #region Dependency PropertyChanged

        public static void OnSetCansvasChanged(DependencyObject sender, DependencyPropertyChangedEventArgs e)

        {

            var instance = (RectangleControl)sender;

            if (e.OldValue != e.NewValue && instance != null)

            {

                instance.SetValue(e.Property, e.NewValue);

                Canvas.SetLeft(instance, instance.SetPoint.X);

                Canvas.SetTop(instance, instance.SetPoint.Y);

                //Canvas.SetLeft(instance, instance.CanvasX);

                //Canvas.SetTop(instance, instance.CanvasY);

            }

        }

        public static void OnUpdateChanged(DependencyObject sender, DependencyPropertyChangedEventArgs e)

        {

            var instance = (RectangleControl)sender;

            if (e.OldValue != e.NewValue && instance != null)

            {

                instance.SetValue(e.Property, e.NewValue);

                instance.SetRectPath();

            }

        }

        public static void AngleValueChanged(DependencyObject sender, DependencyPropertyChangedEventArgs e)

        {

            var instance = (RectangleControl)sender;

            if (e.OldValue != e.NewValue && instance.Base_RectPath != null)

            {

                instance.SetValue(e.Property, e.NewValue);

                instance.SetRectPath();

            }

        }

        public static void IsSelectedChanged(DependencyObject sender, DependencyPropertyChangedEventArgs e)

        {

            //var instance = (RectangleControl)sender;

            //if (e.OldValue != e.NewValue && instance.Base_RectPath != null)

            //{

            //    instance.SetValue(e.Property, e.NewValue);

            //    if (instance.IsSelected)

            //    {

            //        instance.Base_RectPath.Stroke = new SolidColorBrush(Colors.Blue);

            //    }

            //    else

            //    {

            //        instance.Base_RectPath.Stroke = new SolidColorBrush(Colors.Red);

            //    }

            //}

        }

        public static void PointValueChanged(DependencyObject sender, DependencyPropertyChangedEventArgs e)

        {

            var instance = (RectangleControl)sender;

            if (e.OldValue != e.NewValue && instance.Base_RectPath != null)

            {

                instance.SetValue(e.Property, e.NewValue);

                instance.SetRectPath();

            }

        }

        #endregion Dependency PropertyChanged

        private void SetRectPath()

        {

            this.ApplyTemplate();

            if (Base_RectPath != null)

            {

                //강인구 추가

                Base_RectPath.StrokeDashArray.Clear();

                if (DashSize != null)

                {

                    foreach (var item in this.DashSize)

                    {

                        Base_RectPath.StrokeDashArray.Add(item);

                    }

                    Base_RectPath.StrokeDashCap = PenLineCap.Square;

                }

                PathFigure pathFigure = new PathFigure

                {

                    IsClosed = true

                };

                if ((this.ControlType == ControlType.Rectangle) || (this.ControlType == ControlType.Mark))

                {

                    switch (this.Paint)

                    {

                        case PaintSet.None:

                            this.FillColor = null;

                            pathFigure.IsFilled = false;

                            break;

                        case PaintSet.Fill:

                            this.FillColor = this.StrokeColor;

                            Base_RectPath.Fill = this.FillColor;

                            pathFigure.IsFilled = true;

                            break;

                        case PaintSet.Hatch:

                            Base_RectPath.Fill = HatchMake.CreateHatchBrush(this.StrokeColor);

                            pathFigure.IsFilled = true;

                            break;

                        default:

                            {

                            }

                            break;

                    }

                }

                pathFigure.StartPoint = this.StartPoint;

                List<Point> points = new List<Point>() { this.LeftBottomPoint, this.EndPoint, this.TopRightPoint, this.StartPoint };

                PolyLineSegment polyline = new PolyLineSegment(points, true);

                pathFigure.Segments.Add(polyline);

                PathGeometry pathGeometry = new PathGeometry();

                pathGeometry.Figures = new PathFigureCollection();

                pathGeometry.Figures.Add(pathFigure);

                //Base_RectPath.StrokeThickness = 3;

                this.FillColor = null;

                this.PathData = pathGeometry;

                ApplyOverViewData();

                //OverViewPathData = PathData;

                //AdornerControl adornerControl = new Adorner.AdornerControl();

                ////adornerControl

                //adornerthis.Content = pathGeometry;

            }

        }

        public override void ApplyOverViewData()

        {

            this.OverViewPathData = this.PathData;

        }

        #region Internal Method

        static RectangleControl()

        {

            DefaultStyleKeyProperty.OverrideMetadata(typeof(RectangleControl), new FrameworkPropertyMetadata(typeof(RectangleControl)));

            //ResourceDictionary dictionary = new ResourceDictionary();

            //dictionary.Source = new Uri("/MarkupToPDF;component/themes/generic.xaml", UriKind.RelativeOrAbsolute);

            //Application.Current.Resources.MergedDictionaries.Add(dictionary);

        }

        public override void Copy(CommentUserInfo lhs)

        {

            if (lhs is RectangleControl item)

            {

                this.LineSize = item.LineSize;

                this.Paint = item.Paint;

                this.StartPoint = new System.Windows.Point(item.StartPoint.X, item.StartPoint.Y);

                this.EndPoint = new System.Windows.Point(item.EndPoint.X, item.EndPoint.Y);

                this.LeftBottomPoint = new System.Windows.Point(item.LeftBottomPoint.X, item.LeftBottomPoint.Y);

                this.TopRightPoint = new System.Windows.Point(item.TopRightPoint.X, item.TopRightPoint.Y);

                this.CommentAngle = item.CommentAngle;

                this.StrokeColor = item.StrokeColor;

                this.DashSize = item.DashSize;

                this.Opacity = item.Opacity;

                this.PointSet = item.PointSet.ConvertAll(x => new System.Windows.Point(x.X, x.Y));

                this.UserID = item.UserID;

                this.Memo = item.Memo;

                this.ZIndex = item.ZIndex;

                this.GroupID = item.GroupID;

            }

        }

        public override CommentUserInfo Clone()

        {

            var clone = new RectangleControl();

            clone.Copy(this);

            return clone;

        }

        public override void OnApplyTemplate()

        {

            base.OnApplyTemplate();

            Base_RectPath = GetTemplateChild(PART_RectPath) as Path;

            if (Base_RectPath == null)

                return;

            SetRectPath();

            Base_RectPath.Focus();

        }

        public override void UpdateControl()

        {

            this.StartPoint = new Point(this.PointSet[0].X, this.PointSet[0].Y);

            this.LeftBottomPoint = new Point(this.PointSet[1].X, this.PointSet[1].Y);

            this.EndPoint = new Point(this.PointSet[2].X, this.PointSet[2].Y);

            this.TopRightPoint = new Point(this.PointSet[3].X, this.PointSet[3].Y);

        }

        private void OnPropertyChanged(string name)

        {

            if (PropertyChanged != null)

            {

                PropertyChanged(this, new PropertyChangedEventArgs(name));

            }

        }

        public void ChangePaint(PaintSet state)

        {

            this.Paint = state;

            this.SetRectPath();

        }

        public event PropertyChangedEventHandler PropertyChanged;

        /// <summary>

        /// call when mouse is moving while drawing control

        /// </summary>

        /// <author>humkyung</author>

        /// <param name="pt"></param>

        /// <param name="bAxisLocked"></param>

        public override void OnCreatingMouseMove(Point pt, bool bAxisLocked)

        {

            this.EndPoint = bAxisLocked ? this.GetSquareEndPoint(this.StartPoint, pt) : pt;

            this.LeftBottomPoint = new Point(this.StartPoint.X, this.EndPoint.Y);

            this.TopRightPoint = new Point(this.EndPoint.X, this.StartPoint.Y);

            this.PointSet = new List<Point>

            {

                this.StartPoint,

                this.LeftBottomPoint,

                this.EndPoint,

                this.TopRightPoint,

            };

        }

        /// <summary>

        /// move control point has same location of given pt along given delta

        /// </summary>

        /// <author>humkyung</author>

        /// <date>2019.06.20</date>

        /// <param name="pt"></param>

        /// <param name="dx"></param>

        /// <param name="dy"></param>

        public override void OnMoveCtrlPoint(Point pt, double dx, double dy, bool bAxisLocked = false)

        {

            IPath path = (this as IPath);

            Point selected = MathSet.getNearPoint(path.PointSet, pt);

            selected.X += dx;

            selected.Y += dy;

            int i = 0;

            for (i = 0; i < (this as IPath).PointSet.Count; i++)

            {

                if (pt.Equals((this as IPath).PointSet[i]))

                {

                    (this as IPath).PointSet[i] = selected;

                    break;

                }

            }

            var OppositeP = (i + path.PointSet.Count / 2) % path.PointSet.Count;

            var PreviousP = (i + (path.PointSet.Count - 1)) % path.PointSet.Count;

            var NextP = (i + 1) % path.PointSet.Count;

            if (bAxisLocked)

            {

                double _dx = path.PointSet[i].X - path.PointSet[OppositeP].X;

                double _dy = path.PointSet[i].Y - path.PointSet[OppositeP].Y;

                double distance = Math.Max(Math.Abs(_dx), Math.Abs(_dy));

                var PreviousV = path.PointSet[PreviousP] - path.PointSet[OppositeP];

                PreviousV.Normalize();

                path.PointSet[PreviousP] = path.PointSet[OppositeP] + PreviousV * distance;

                var NextV = path.PointSet[NextP] - path.PointSet[OppositeP];

                NextV.Normalize();

                path.PointSet[NextP] = path.PointSet[OppositeP] + NextV * distance;

                path.PointSet[i] = path.PointSet[OppositeP] + PreviousV * distance + NextV * distance;

            }

            else

            {

                var PreviousV = MathSet.GetNormVectorBetween(path.PointSet[OppositeP], path.PointSet[PreviousP]);

                var l = MathSet.DotProduct(PreviousV.X, PreviousV.Y, path.PointSet[i].X - path.PointSet[OppositeP].X,

                    path.PointSet[i].Y - path.PointSet[OppositeP].Y);

                Point pPrevious = new Point(path.PointSet[OppositeP].X + PreviousV.X * l, path.PointSet

                    [OppositeP].Y + PreviousV.Y * l);

                if (path.PointSet.FindAll(x => x.Equals(pPrevious)).Count() == 0)

                {

                    path.PointSet[PreviousP] = pPrevious;

                }

                //path.PointSet[PreviousP] = pPrevious;

                var NextV = MathSet.GetNormVectorBetween(path.PointSet[OppositeP], path.PointSet[NextP]);

                l = MathSet.DotProduct(NextV.X, NextV.Y, path.PointSet[i].X - path.PointSet[OppositeP].X, path.PointSet

                    [i].Y - path.PointSet[OppositeP].Y);

                Point pNext = new Point(path.PointSet[OppositeP].X + NextV.X * l, path.PointSet[OppositeP].Y + NextV.Y * l);

                if(path.PointSet.FindAll(x => x.Equals(pNext)).Count() == 0)

                {

                    path.PointSet[NextP] = pNext;

                }

                //path.PointSet[NextP] = pNext;

            }

            this.UpdateControl();

        }

        /// <summary>

        /// return rectanglecontrols' area

        /// </summary>

        public override Rect ItemRect

        {

            get

            {

                double dMinX = Math.Min(this.StartPoint.X, this.EndPoint.X);

                double dMinY = Math.Min(this.StartPoint.Y, this.EndPoint.Y);

                double dMaxX = Math.Max(this.StartPoint.X, this.EndPoint.X);

                double dMaxY = Math.Max(this.StartPoint.Y, this.EndPoint.Y);

                return new Rect(new Point(dMinX, dMinY), new Point(dMaxX, dMaxY));

            }

        }

        /// <summary>

        /// Serialize this

        /// </summary>

        /// <param name="sUserId"></param>

        /// <returns></returns>

        public override string Serialize()

        {

            using (S_RectControl ctrl = new S_RectControl())

            {

                ctrl.TransformPoint = "0|0";

                ctrl.SizeSet = String.Format("{0}", this.LineSize);

                ctrl.PaintState = this.Paint;

                ctrl.PointSet = this.PointSet;

                //ctrl.StrokeColor = "#FF00FF00";

                ctrl.StrokeColor = this.StrokeColor.Color.ToString();

                if (this.FillColor != null)

                {

                    ctrl.FillColor = this.FillColor.Color.ToString();

                }

                ctrl.StartPoint = this.StartPoint;

                ctrl.UserID = this.UserID;

                //ctrl.Angle = this.a;

                ctrl.EndPoint = this.EndPoint;

                ctrl.LB = this.LeftBottomPoint;

                ctrl.TR = this.TopRightPoint;

                ctrl.DashSize = this.DashSize;

                ctrl.Opac = this.Opacity;

                ctrl.Name = this.GetType().Name.ToString();

                ///강인구 추가(2017.11.02)

                ///Memo 추가

                ctrl.Memo = this.Memo;

                ctrl.Index = this.Index;

                ctrl.ZIndex = this.ZIndex;

                ctrl.GroupID = this.GroupID;

                return "|DZ|" + JsonSerializerHelper.CompressString((ctrl.JsonSerialize()));

            };

        }

        /// <summary>

        /// create a rectanglecontrol from given string

        /// </summary>

        /// <param name="item"></param>

        /// <returns></returns>

        public static RectangleControl FromString(string str, SolidColorBrush brush, string sProjectNo)

        {

            using (S_RectControl s = JsonSerializerHelper.JsonDeserialize<S_RectControl>(str))

            {

                string[] data2 = s.SizeSet.Split(CommentUserInfo.delimiterChars2, StringSplitOptions.RemoveEmptyEntries);

                return new RectangleControl

                {

                    LineSize = Convert.ToDouble(data2.First()),

                    Paint = s.PaintState,

                    StartPoint = s.StartPoint,

                    EndPoint = s.EndPoint,

                    CommentAngle = s.Angle,

                    StrokeColor = brush,

                    DashSize = s.DashSize,

                    Opacity = s.Opac,

                    LeftBottomPoint = s.LB,

                    TopRightPoint = s.TR,

                    PointSet = s.PointSet,

                    UserID = s.UserID,

                    Memo = s.Memo,

                    Index = s.Index,

                    ZIndex = s.ZIndex,

                    GroupID = s.GroupID

                };

            }

        }

        public void Dispose()

        {

            //GC.Collect();

            ////GC.SuppressFinalize(this);

            this.Base_RectPath = null;

        }

        #endregion Internal Method

    }

}