using ComPDFKitViewer.AnnotEvent;
using ComPDFKitViewer.PdfViewer;
using PDF_Office.Model;
using Prism.Commands;
using Prism.Mvvm;
using Prism.Regions;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using PDF_Office.ViewModels.Tools;
using ComPDFKitViewer;
using PDF_Office.Helper;
using PDF_Office.Properties;
using PDFSettings;
using System.Windows.Media;
using ComPDFKit.PDFDocument.Action;
using ComPDFKit.PDFDocument;
using System.Diagnostics;
using ComPDFKit.PDFAnnotation;
using PDF_Office.ViewModels.BOTA;
using PDF_Office.Views.BOTA;
using System.Windows.Forms;
using Control = System.Windows.Controls.Control;
using Microsoft.Office.Interop.Word;
using Point = System.Windows.Point;
using System.Windows.Ink;
using PDF_Office.EventAggregators;
using System.Management.Instrumentation;
using Prism.Events;
using System.Windows.Input;
using ContextMenu = System.Windows.Controls.ContextMenu;
using MenuItem = System.Windows.Controls.MenuItem;
using System.Drawing;
using Color = System.Windows.Media.Color;
using Brush = System.Windows.Media.Brush;
using FontFamily = System.Windows.Media.FontFamily;
using ToolTip = System.Windows.Controls.ToolTip;
using ContentControl = System.Windows.Controls.ContentControl;
using MouseEventArgs = System.Windows.Input.MouseEventArgs;
using Pen = System.Windows.Media.Pen;
using PDF_Office.Model.PropertyPanel.AnnotPanel;
using RadioButton = System.Windows.Controls.RadioButton;
using Style = System.Windows.Style;
using PDF_Office.CustomControl;
using System.Windows.Controls.Primitives;
using Window = System.Windows.Window;
using Task = System.Threading.Tasks.Task;
using Size = System.Windows.Size;
using System.Windows.Markup;
using Prism.Services.Dialogs;
using PDF_Office.ViewModels.Tools.AnnotManager;

namespace PDF_Office.ViewModels.FillAndSign
{
    public class FillAndSignContentViewModel : BindableBase, INavigationAware
    {
        #region 
        public CPDFViewer PDFViewer;
        private AnnotTransfer propertyPanel = new AnnotTransfer();
        private ViewContentViewModel viewContentViewModel;
        private bool isRightMenuAddAnnot = false;
        private IEventAggregator events;
        public List<List<Point>> ShapePoints = new List<List<Point>>();
        private string Shape = "HookShape";
        private PopMenu FreeHandAnnotPopMenu;
        private PopMenu FreeTextAnnotPopMenu;
        private PopMenu MultiAnnotPopMenu;
        public bool isFirst=true;
        private IRegionManager regions { get; set; }
        private Dictionary<string, AnnotArgsType> ToolExpandDict = new Dictionary<string, AnnotArgsType>();
        public static bool IsEdit = false;
        public static bool IsSignPoint = false;
        public Brush SelectColor = new SolidColorBrush(Colors.GreenYellow);
        public double FillOpacity = 1;
        public double LineWidth = 2;
        public double LineWidthMultiple = 1;

        private string DateOrText = "";

        private bool _HookShapeIsCheck = false;
        public bool HookShapeIsCheck
        {
            get { return _HookShapeIsCheck; }
            set { SetProperty(ref _HookShapeIsCheck, value); }

        }
        #endregion
        public DelegateCommand<object> AnnotDefaultValue_MenuCommand { get; set; }

        public DelegateCommand<object> FreeTextFontFamily_MenuCommand { get; set; }

        public DelegateCommand<object> AnnotColorPalette_MenuCommand { get; set; }

        public DelegateCommand<object> FreeTextAglin_MenuCommand { get; set; }
        #region Command
        public DelegateCommand<object> CheckCommand { get; set; }

        /// <summary>
        /// 按钮名称和属性面板映射字典
        /// </summary>
        public Dictionary<string, string> btnToProperty = new Dictionary<string, string>();

        private IDialogService dialogs;
        #endregion
        string Unicode = "";
        public FillAndSignContentViewModel(IRegionManager regionManager, IEventAggregator events) { }

        public FillAndSignContentViewModel(IRegionManager regionManager, IEventAggregator events,IDialogService dialogService)
        {
            dialogs = dialogService;
            regions = regionManager;
            this.events = events;
            Unicode = App.mainWindowViewModel.SelectedItem.Unicode;
            CheckCommand = new DelegateCommand<object>(CheckedEvent);
            ToolExpandDict.Add("Freetext", AnnotArgsType.AnnotFreeText);
            InitDictionary();
            AnnotDefaultValue_MenuCommand = new DelegateCommand<object>(AnnotDefaultValues_Menu);
            AnnotColorPalette_MenuCommand = new DelegateCommand<object>(AnnotColorPalette_Menu);
            FreeTextFontFamily_MenuCommand = new DelegateCommand<object>(FreeTextFontFamily_Menu);
            FreeTextAglin_MenuCommand = new DelegateCommand<object>(FreeTextAglin_Menu);
            InitSelectFreeHandAnnotMenu();
            InitSelectFreeTextAnnotMenu();
            InitSelectMultiAnnotMenu();
            SubscribeEvent();
        }

        #region 事件聚合器(来自AnnotToolContentViewModel)
        private void SubscribeEvent()
        {
            events.GetEvent<FillAndSignEvent>().Subscribe(FromFillAndSign, e => e.AppUnicode == Unicode);
        }

        private void FromFillAndSign(FillAndSigntEventArgs obj)
        {
            if(obj != null)
            {
                if(string.IsNullOrEmpty(obj.Unicode) == false)
                {
                    if(obj.Unicode == "Clear")
                    {
                        viewContentViewModel.FillAndSign.Clear();
                    }
                    else
                    {
                        if(obj.Annots != null && obj.Annots.Count > 0)
                        {
                            if (obj.Annots[0].EventType == AnnotArgsType.AnnotFreehand)
                            {
                                GetFreehand(obj.Annots);
                            }
                            else if(obj.Annots[0].EventType == AnnotArgsType.AnnotFreeText)
                            {
                                GetFreetext(obj.Annots);
                            }
                        }
                    }
                   
                }
            }
        }

        #endregion 事件聚合器
        private void InitFillAndSignProperty()
        {

            var FreehandDefault = GetAnnotDefault(AnnotArgsType.AnnotFreehand, "FillAndSign");
            SelectColor = new SolidColorBrush(FreehandDefault.BorderColor != Color.FromArgb(0, 0, 0, 0) ? FreehandDefault.BorderColor : Colors.GreenYellow);
            FillOpacity = FreehandDefault.Opacity > 0 ? FreehandDefault.Opacity : 1;
            LineWidth = FreehandDefault.Thickness > 0 ? FreehandDefault.Thickness : 2;
        }
        private System.Windows.Controls.Primitives.Popup popup = null;
        private async void AnnotColorPalette_Menu(object obj)
        {
            if (obj as CusMenuItem != null)
            {
                var menu = obj as CusMenuItem;
                var annot = menu.Parameter as AnnotHandlerEventArgs;
                if (annot != null)
                {
                    var item = new ColorDropBoxPop();
                    item.DataContext = menu;
                    item.ColorSelected -= AnnotMenu_ColorSelected;
                    item.ColorSelected += AnnotMenu_ColorSelected;

                    if (popup == null)
                        popup = new System.Windows.Controls.Primitives.Popup();

                    ContentControl window = null;
                    if (PDFViewer.Parent as ContentControl != null)
                        window = PDFViewer.Parent as ContentControl;
                    else
                        window = App.Current.MainWindow;

                    popup.Child = item;
                    popup.PlacementRectangle = new Rect(Mouse.GetPosition(window), new Size(item.Width, item.Height));
                    popup.Placement = System.Windows.Controls.Primitives.PlacementMode.MousePoint;
                    popup.PlacementTarget = window;
                    popup.IsOpen = true;

                    Window parentWnd = Window.GetWindow(App.Current.MainWindow);
                    if (parentWnd != null)
                    {
                        parentWnd.MouseDown -= parentWnd_MouseDown;
                        parentWnd.MouseDown += parentWnd_MouseDown;
                    }

                    while (popup.IsOpen)
                        await Task.Delay(20);

                    parentWnd.MouseDown -= parentWnd_MouseDown;
                    popup = null;
                }
            }
        }

        private void AnnotMenu_ColorSelected(object sender, Color e)
        {
            if (sender != null)
            {
                var menu = (sender as FrameworkElement).DataContext as CusMenuItem;
                if (menu == null) return;

                var annot = menu.Parameter as AnnotHandlerEventArgs;
                if (annot != null)
                {
                    if (annot is FreehandAnnotArgs || annot is StickyAnnotArgs || annot is LineAnnotArgs)
                    {
                        var AnnotEvent = AnnotAttribEvent.GetAnnotAttribEvent(annot, annot.GetAnnotAttrib());
                        AnnotEvent?.UpdateAttrib(AnnotAttrib.Color, e);
                        AnnotEvent?.UpdateAnnot();
                    }
                    else if (annot is FreeTextAnnotArgs)
                    {
                        var AnnotEvent = AnnotAttribEvent.GetAnnotAttribEvent(annot, annot.GetAnnotAttrib());
                        if (menu.tag.ToString() == "FontColor")
                            AnnotEvent?.UpdateAttrib(AnnotAttrib.FontColor, e);
                        else
                            AnnotEvent?.UpdateAttrib(AnnotAttrib.FillColor, e);

                        AnnotEvent?.UpdateAnnot();
                    }
                    else if (annot is SquareAnnotArgs || annot is CircleAnnotArgs)
                    {
                        var AnnotEvent = AnnotAttribEvent.GetAnnotAttribEvent(annot, annot.GetAnnotAttrib());
                        if (menu.tag.ToString() == "FillColor")
                            AnnotEvent?.UpdateAttrib(AnnotAttrib.FillColor, e);
                        else
                            AnnotEvent?.UpdateAttrib(AnnotAttrib.Color, e);

                        AnnotEvent?.UpdateAnnot();
                    }
                    else if (annot is TextHighlightAnnotArgs || annot is TextUnderlineAnnotArgs || annot is TextStrikeoutAnnotArgs)
                    {
                        var AnnotEvent = AnnotAttribEvent.GetAnnotAttribEvent(annot, annot.GetAnnotAttrib());
                        AnnotEvent?.UpdateAttrib(AnnotAttrib.Color, e);
                        AnnotEvent?.UpdateAnnot();
                    }
                }
            }
        }
        private void parentWnd_MouseDown(object sender, MouseButtonEventArgs e)
        {
            var ui = Mouse.DirectlyOver as FrameworkElement;
            if (ui != null)
            {
                if (popup != null)
                {
                    popup.IsOpen = false;
                }
            }
        }
        private void FreeTextFontFamily_Menu(object obj)
        {
            if (obj as CusMenuItem != null)
            {
                var menu = obj as CusMenuItem;
                var annot = menu.Parameter as AnnotHandlerEventArgs;
                if (annot != null)
                {
                    var AnnotEvent = AnnotAttribEvent.GetAnnotAttribEvent(annot, annot.GetAnnotAttrib());
                    AnnotEvent?.UpdateAttrib(AnnotAttrib.FontFamily, new FontFamily(menu.tag.ToString()));
                    AnnotEvent?.UpdateAnnot();
                }
            }
        }

        private void FreeTextAglin_Menu(object obj)
        {
            if (obj as CusMenuItem != null)
            {
                var menu = obj as CusMenuItem;
                var annot = menu.Parameter as AnnotHandlerEventArgs;
                var tag = menu.control.Tag;
                if (annot != null && tag != null)
                {
                    var strTag = tag.ToString();

                    var AnnotEvent = AnnotAttribEvent.GetAnnotAttribEvent(annot, annot.GetAnnotAttrib());
                    if (strTag == "Left")
                    {
                        AnnotEvent?.UpdateAttrib(AnnotAttrib.TextAlign, TextAlignment.Left);
                    }
                    else if (strTag == "Center")
                    {
                        AnnotEvent?.UpdateAttrib(AnnotAttrib.TextAlign, TextAlignment.Center);
                    }
                    else if (strTag == "Right")
                    {
                        AnnotEvent?.UpdateAttrib(AnnotAttrib.TextAlign, TextAlignment.Right);
                    }
                    else if (strTag == "Justify")
                    {
                        AnnotEvent?.UpdateAttrib(AnnotAttrib.TextAlign, TextAlignment.Justify);
                    }

                    AnnotEvent?.UpdateAnnot();
                }
            }
        }

        private void AnnotDefaultValues_Menu(object obj)
        {
            if (obj as CusMenuItem != null)
            {
                var menu = obj as CusMenuItem;
                var annot = menu.Parameter as AnnotHandlerEventArgs;
                if (annot != null)
                {
                    if (annot is FreehandAnnotArgs)
                    {
                        var freeHand = annot as FreehandAnnotArgs;
                        var color = freeHand.InkColor;

                        //Settings.Default.AppProperties.Annotate.FreeHandColor = color;

                        var FreehandDefault = GetAnnotDefault(AnnotArgsType.AnnotFreehand, "FillAndSign");
                        FreehandDefault.BorderColor = color;
                        FreehandDefault.Opacity = freeHand.Transparency;
                        FreehandDefault.Thickness = freeHand.LineWidth;
                        FreehandDefault.SaveKey = "FillAndSign";
                        var isSolid = AnnotTransfer.IsSolidStyle(freeHand.LineDash);
                        if (isSolid)
                        {
                            FreehandDefault.DashArray = null;
                        }
                        else
                        {
                            FreehandDefault.DashArray = new List<double>();
                            foreach (var item in freeHand.LineDash.Dashes)
                            {
                                FreehandDefault.DashArray.Add(item);
                            }
                        }

                        SettingHelper.SetAnnotDefaultProperty(FreehandDefault);
                    }

                    else if (annot is FreeTextAnnotArgs)
                    {
                        var freeText = annot as FreeTextAnnotArgs;
                        Settings.Default.AppProperties.Annotate.TextAnnoteColor = freeText.FontColor;
                        Settings.Default.AppProperties.Annotate.TextFontFamaily = freeText.FontFamily.ToString();
                        Settings.Default.AppProperties.Annotate.TextAlign = freeText.Align;

                        var FreeTextDefalut = GetAnnotDefault(AnnotArgsType.AnnotFreeText);
                        FreeTextDefalut.ForgoundColor = freeText.FontColor;
                        FreeTextDefalut.FontFamily = freeText.FontFamily.ToString();
                        FreeTextDefalut.TextAlign = freeText.Align;
                        FreeTextDefalut.FontSize = freeText.FontSize;
                        FreeTextDefalut.FontWeight = freeText.FontWeight;
                        FreeTextDefalut.FontStyle = freeText.FontStyle;
                        FreeTextDefalut.BackgroundColor = freeText.BgColor;
                        FreeTextDefalut.Opacity = (annot as FreeTextAnnotArgs).Transparency;
                        SettingHelper.SetAnnotDefaultProperty(FreeTextDefalut);
                    }
                }
            }
        }

        private DefaultAnnotProperty GetAnnotDefault(AnnotArgsType annotArgsType,string savaKey="")
        {
            var Annot = SettingHelper.GetAnnotDefaultProperty(annotArgsType, savaKey);
            if (Annot == null)
            {
                Annot = new DefaultAnnotProperty();
                Annot.AnnotToolType = annotArgsType;
            }
            return Annot;
        }
        private void CheckedEvent(object e)
        {

            var control = e as Control;
        
            IsEdit = false;
            

            //NavigateToProperty(control.Name);
            //不创建注释，属于注释模板
            bool isTemplateAnnot = false;
            bool isSnapshotEdit = false;
            AnnotHandlerEventArgs annotArgs = null;

            //付费锁
            if (!App.IsLogin)
            {
                dialogs.ShowDialog(DialogNames.IAPCompareDialog);
                return;
            }
            var tag = control.Name;
            FindAnnotTypeKey(control.Name, ref annotArgs);
            if (control.Name == "RbtnSign") { isTemplateAnnot = true; }


            if (tag == "SnapshotEdit")
            {
                isSnapshotEdit = true;
            }
            else if (tag == "Signature" || tag == "Stamp")
            {
                isTemplateAnnot = true;
            }

            if (annotArgs != null)
            {
                annotArgs.Author = Settings.Default.AppProperties.Description.Author;
                PDFViewer.SetMouseMode(MouseModes.AnnotCreate);
                PDFViewer.SetToolParam(annotArgs);
                isRightMenuAddAnnot = false;
            }


            //当不是注释模板，且无创建注释时，属性面板显示为空内容
            if (isTemplateAnnot == false && annotArgs == null)
            {
                PDFViewer.SetMouseMode(MouseModes.PanTool);
                viewContentViewModel.SelectedPrpoertyPanel("PropertyPanelContent", null);
            }
            else
            {
                if (isSnapshotEdit == true)
                {
                    ShowPropertyPanel(false);
                    isSnapshotEdit = false;
                }
                else
                {
                    ShowPropertyPanel(true);
                }
            }

        }
        private void InitCheckedEvent(string e)
        {
            IsEdit = false;
           

            //NavigateToProperty(control.Name);
            //不创建注释，属于注释模板
            bool isTemplateAnnot = false;
            bool isSnapshotEdit = false;
            AnnotHandlerEventArgs annotArgs = null;


            var tag = e;
            FindAnnotTypeKey(e, ref annotArgs);
            if (e == "RbtnSign") { isTemplateAnnot = true; }


            if (tag == "SnapshotEdit")
            {
                isSnapshotEdit = true;
            }
            else if (tag == "Signature" || tag == "Stamp")
            {
                isTemplateAnnot = true;
            }

            if (annotArgs != null)
            {
                annotArgs.Author = Settings.Default.AppProperties.Description.Author;
                PDFViewer.SetMouseMode(MouseModes.AnnotCreate);
                PDFViewer.SetToolParam(annotArgs);
                isRightMenuAddAnnot = false;
            }


            //当不是注释模板，且无创建注释时，属性面板显示为空内容
            if (isTemplateAnnot == false && annotArgs == null)
            {
                PDFViewer.SetMouseMode(MouseModes.PanTool);
                viewContentViewModel.SelectedPrpoertyPanel("PropertyPanelContent", null);
            }
            else
            {
                if (isSnapshotEdit == true)
                {
                    ShowPropertyPanel(false);
                    isSnapshotEdit = false;
                }
                else
                {
                    ShowPropertyPanel(true);
                }
            }
         
        }
        //注释工具
        private void FindAnnotTypeKey(string tag, ref AnnotHandlerEventArgs annotArgs, bool isRightMenuAdd = false)
        {
            LineWidthMultiple = 1;
            IsSignPoint = false;
            switch (tag)
            {

                case "RbtnDate":
                        DateOrText = "Freetext";
                        annotArgs = GetFreetext();
                    break;
                case "RbtnText"://文本
                    DateOrText = "";
                    annotArgs = GetFreetext();
                    break;
                case "Freetext"://文本
                    annotArgs = GetFreetext();
                    break;
                case "RbtnSign"://签名
                    annotArgs = GetSignature();
                    PDFViewer.SetMouseMode(MouseModes.PanTool);//清空其他注释
                    break;
                case "RbtnTick"://勾
                    Shape = "HookShape";
                    ShapePoints = new List<List<Point>> { new List<Point> { new Point(0.599976, 7.0286), new Point(5.57775, 11.8), new Point(13.4, 1.40002) } };
                    annotArgs = GetStamp();
                    break;
                case "RbtnFork"://叉
                    Shape = "ForkShape";

                    ShapePoints = new List<List<Point>> { new List<Point> { new Point(3.19995, 3.20001), new Point(12.8, 12.8) }, new List<Point> { new Point(12.8, 3.20001), new Point(3.20005, 12.8) } };
                    annotArgs = GetStamp();
                    break;
                case "RbtnRectangle"://矩形
                    Shape = "RectShape";
                    ShapePoints = new List<List<Point>> { new List<Point> { new Point(5, 5), new Point(28, 5) }, new List<Point> { new Point(28, 5), new Point(28, 27) }, new List<Point> { new Point(28, 27), new Point(5, 27) }, new List<Point> { new Point(5, 27), new Point(5, 5) } };
                    annotArgs = GetStamp();
                    break;
                case "RbtnLine"://下划线
                    Shape = "LineShape";
                    ShapePoints = new List<List<Point>> { new List<Point> { new Point(3.19995, 3.20001), new Point(28, 3.20001) } };
                    annotArgs = GetStamp();
                    break;
                case "RbtnPoint":
                    IsSignPoint = true;
                    Shape = "DotShape";
                    ShapePoints = new List<List<Point>> { new List<Point> { new Point(3.19995, 3.19995), new Point(3.19995, 3.19995) } };
                    LineWidthMultiple = 5;
                    annotArgs = GetStamp();
                    break;
                default://图章
                    break;
            }
        }
        /// <summary>
        /// 签名
        /// </summary>
        /// <returns></returns>
        private AnnotHandlerEventArgs GetSignature()
        {
            AddToPropertyPanel("SignatureAnnotProperty");
            return null;
        }


        /// <summary>
        /// 图章
        /// </summary>
        /// <returns></returns>
        private AnnotHandlerEventArgs GetStamp(List<AnnotHandlerEventArgs> selectedArgs = null)
        {
            StampAnnotArgs stampAnnotArgs = new StampAnnotArgs();

            stampAnnotArgs.SetInkData(ShapePoints, LineWidth * LineWidthMultiple, (SelectColor as SolidColorBrush).Color);
            //PDFViewer.SetMouseMode(MouseModes.AnnotCreate);
            //PDFViewer.SetToolParam(stampArgs);
            //StampAnnotArgs stampAnnotArgs = new StampAnnotArgs();
            //stampAnnotArgs.Opacity = 1;
            //stampAnnotArgs.StampText = "APPROVED";
            //stampAnnotArgs.Type = StampType.STANDARD_STAMP;
            // stampAnnotArgs.Type = StampType.STANDARD_STAMP;
            stampAnnotArgs.IsContinueMode = true;
            stampAnnotArgs.IsSignPoint = IsSignPoint;
            Dictionary<AnnotAttrib, object> annotAttribsList = new Dictionary<AnnotAttrib, object>();
            annotAttribsList[AnnotAttrib.Transparency] = stampAnnotArgs.Opacity;
            DefaultAnnotProperty annotProperty = SettingHelper.GetAnnotDefaultProperty(AnnotArgsType.AnnotStamp);
            List<AnnotHandlerEventArgs> stampAnnotArgsList = new List<AnnotHandlerEventArgs>();
            if (stampAnnotArgs != null)
                stampAnnotArgsList.Add(stampAnnotArgs);
           
            //if (selectedArgs != null) { 
            //var annot = selectedArgs[0];
            //if (annot != null)
            //{

            //    foreach (var item in selectedArgs)
            //    {
            //        selectedArgs[selectedArgs.IndexOf(item)] = stampAnnotArgs;
            //    }
            //    AddToPropertyPanel("ShapFillProperty", "", selectedArgs, annotAttribsList);
            //    return stampAnnotArgs;
            //}
            //   }

            AddToPropertyPanel("ShapFillProperty", "", stampAnnotArgsList, annotAttribsList);
            return stampAnnotArgs;
        }

        public void SetStamp()
        {
            StampAnnotArgs stampAnnotArgs = new StampAnnotArgs();
            stampAnnotArgs.SetInkData(ShapePoints, LineWidth * LineWidthMultiple, (SelectColor as SolidColorBrush).Color);
            //PDFViewer.SetMouseMode(MouseModes.AnnotCreate);
            //PDFViewer.SetToolParam(stampArgs);
            //StampAnnotArgs stampAnnotArgs = new StampAnnotArgs();
            //stampAnnotArgs.Opacity = 1;
            //stampAnnotArgs.StampText = "APPROVED";
            //stampAnnotArgs.Type = StampType.STANDARD_STAMP;
            stampAnnotArgs.IsContinueMode = true;
            stampAnnotArgs.IsSignPoint = IsSignPoint;
            stampAnnotArgs.Opacity = FillOpacity;
            Dictionary<AnnotAttrib, object> annotAttribsList = new Dictionary<AnnotAttrib, object>();
            annotAttribsList[AnnotAttrib.Transparency] = stampAnnotArgs.Opacity;
            DefaultAnnotProperty annotProperty = SettingHelper.GetAnnotDefaultProperty(AnnotArgsType.AnnotStamp);
            List<AnnotHandlerEventArgs> stampAnnotArgsList = new List<AnnotHandlerEventArgs>();
            if (stampAnnotArgs != null)
                stampAnnotArgsList.Add(stampAnnotArgs);

            //AddToPropertyPanel("ShapFillProperty", "", stampAnnotArgsList, annotAttribsList);
            bool isTemplateAnnot = false;
            bool isSnapshotEdit = false;
            AnnotHandlerEventArgs annotArgs = stampAnnotArgs;


            if (annotArgs != null)
            {
                annotArgs.Author = Settings.Default.AppProperties.Description.Author;
                PDFViewer.SetMouseMode(MouseModes.AnnotCreate);
                PDFViewer.SetToolParam(annotArgs);
                
                isRightMenuAddAnnot = false;
            }


            //当不是注释模板，且无创建注释时，属性面板显示为空内容
            if (isTemplateAnnot == false && annotArgs == null)
            {
                PDFViewer.SetMouseMode(MouseModes.PanTool);
                viewContentViewModel.SelectedPrpoertyPanel("PropertyPanelContent", null);
            }
            else
            {
                if (isSnapshotEdit == true)
                {
                    ShowPropertyPanel(false);
                    isSnapshotEdit = false;
                }
                else
                {
                    ShowPropertyPanel(true);
                }
            }
        }
        /// <summary>
        /// 手绘
        /// </summary>
        /// <param name="selectedArgs"></param>
        /// <returns></returns>
        private AnnotHandlerEventArgs GetFreehand(List<AnnotHandlerEventArgs> selectedArgs = null)
        {

            Dictionary<AnnotAttrib, object> annotAttribsList = new Dictionary<AnnotAttrib, object>();
            List<AnnotHandlerEventArgs> newSelectedArgs = new List<AnnotHandlerEventArgs>();
            FreehandAnnotArgs freehandArgs = null;

            if (selectedArgs == null || selectedArgs.Count == 0)
            {
                freehandArgs = new FreehandAnnotArgs();

                var annotate = Settings.Default.AppProperties.Annotate;
                if (annotate != null)
                {
                    freehandArgs.InkColor = annotate.FreeHandColor;
                }
                else
                {
                    freehandArgs.InkColor = Color.FromRgb(0x38, 0xE0, 0x2E);
                }
                freehandArgs.RawPointList = new List<List<Point>> { new List<Point> { new Point(0.599976, 7.0286), new Point(5.57775, 11.8), new Point(13.4, 1.40002) } };
                freehandArgs.Transparency = 1;
                freehandArgs.LineWidth = 2;

                if (freehandArgs != null)
                {
                    selectedArgs = new List<AnnotHandlerEventArgs>();
                    selectedArgs.Add(freehandArgs);
                }
            }
            else
            {

                freehandArgs = selectedArgs[0] as FreehandAnnotArgs;
                foreach (var item in selectedArgs)
                {

                    //if (ListPoint((item as FreehandAnnotArgs).RawPointList, ShapePoints)){
                    foreach (var point in viewContentViewModel.FillAndSign)
                    {
                        if ((item as FreehandAnnotArgs).PageIndex == point.Item1 && (item as FreehandAnnotArgs).AnnotIndex == point.Item2)
                        {

                            newSelectedArgs.Add(item);
                        }
                    }

                }
                freehandArgs.RawPointList = ShapePoints;
                freehandArgs.InkColor = (SelectColor as SolidColorBrush).Color;
                freehandArgs.Transparency = 1;
                freehandArgs.LineWidth = LineWidth;
                annotAttribsList[AnnotAttrib.Color] = freehandArgs.InkColor;
                annotAttribsList[AnnotAttrib.Transparency] = freehandArgs.Transparency;
                annotAttribsList[AnnotAttrib.Thickness] = freehandArgs.LineWidth;
                annotAttribsList[AnnotAttrib.NoteText] = freehandArgs.Content;
                annotAttribsList[AnnotAttrib.Path] = freehandArgs.RawPointList;
                annotAttribsList[AnnotAttrib.Width] = freehandArgs.Width;
                annotAttribsList[AnnotAttrib.Height] = freehandArgs.Height;
                AddToPropertyPanel("ShapFillProperty", "Freehand", newSelectedArgs, annotAttribsList);
                //GetStamp();
                return freehandArgs;
            }

            //annotAttribsList[AnnotAttrib.Color] = freehandArgs.InkColor;
            //annotAttribsList[AnnotAttrib.Transparency] = freehandArgs.Transparency;
            //annotAttribsList[AnnotAttrib.Thickness] = freehandArgs.LineWidth;
            //annotAttribsList[AnnotAttrib.NoteText] = freehandArgs.Content;

            //AddToPropertyPanel("ShapFillProperty", "Freehand", selectedArgs, annotAttribsList);
            return freehandArgs;
        }
        private bool ListPoint(List<List<Point>> leftpoints, List<List<Point>> rightpoints)
        {

            if (leftpoints.Count == rightpoints.Count)
            {
                if (leftpoints[0][0].X == rightpoints[0][0].X) { return true; }
            }
            return false;
        }

        /// <summary>
        /// 文本
        /// </summary>
        /// <param name="selectedfreetextArgs"></param>
        /// <returns></returns>
        private AnnotHandlerEventArgs GetFreetext(List<AnnotHandlerEventArgs> selectedArgs = null)
        {
            Dictionary<AnnotAttrib, object> annotAttribsList = new Dictionary<AnnotAttrib, object>();
            FreeTextAnnotArgs freetextArgs = null;
            TextAlignment textAlignment;

            if (selectedArgs == null || selectedArgs.Count == 0)
            {
                freetextArgs = new FreeTextAnnotArgs();

                freetextArgs.Align = TextAlignment.Left;
                freetextArgs.BgColor = Colors.Transparent;
                freetextArgs.FontFamily = new FontFamily(Settings.Default.AppProperties.Annotate.TextFontFamaily);
                freetextArgs.FontColor = Colors.Black;
                freetextArgs.FontSize = 14;
                freetextArgs.Transparency = 1;
                freetextArgs.LineColor = Colors.Black;
                freetextArgs.LineWidth = 0;
                freetextArgs.TextContent = string.Empty;
                DefaultAnnotProperty annotProperty = SettingHelper.GetAnnotDefaultProperty(AnnotArgsType.AnnotFreeText);
                if (annotProperty != null)
                {
                    freetextArgs.Align = annotProperty.TextAlign;
                    freetextArgs.BgColor = annotProperty.BackgroundColor;
                    freetextArgs.FontFamily = new FontFamily(annotProperty.FontFamily);
                    freetextArgs.FontColor = annotProperty.ForgoundColor;
                    freetextArgs.FontSize = annotProperty.FontSize;
                    freetextArgs.Transparency = annotProperty.Opacity;
                    freetextArgs.LineColor = annotProperty.BorderColor;
                    freetextArgs.LineWidth = annotProperty.Thickness;
                    freetextArgs.TextContent = annotProperty.NoteText;
                    freetextArgs.FontWeight = annotProperty.FontWeight;
                    freetextArgs.FontStyle = annotProperty.FontStyle;
                }

                int align = (int)Settings.Default.AppProperties.Annotate.TextAlign;

                if (align == 0)
                    textAlignment = TextAlignment.Left;
                else if (align == 1)
                    textAlignment = TextAlignment.Center;
                else
                    textAlignment = TextAlignment.Right;

                if (freetextArgs != null)
                {
                    selectedArgs = new List<AnnotHandlerEventArgs>();
                    selectedArgs.Add(freetextArgs);
                }
            }
            else
            {
                freetextArgs = selectedArgs[0] as FreeTextAnnotArgs;
                textAlignment = freetextArgs.Align;
            }

            annotAttribsList[AnnotAttrib.Color] = freetextArgs.LineColor;
            annotAttribsList[AnnotAttrib.FillColor] = freetextArgs.BgColor;
            annotAttribsList[AnnotAttrib.Thickness] = freetextArgs.LineWidth;
            annotAttribsList[AnnotAttrib.Transparency] = freetextArgs.Transparency;
            annotAttribsList[AnnotAttrib.FontColor] = freetextArgs.FontColor;
            annotAttribsList[AnnotAttrib.FontSize] = freetextArgs.FontSize;
            annotAttribsList[AnnotAttrib.FontFamily] = freetextArgs.FontFamily;
            annotAttribsList[AnnotAttrib.FontStyle] = freetextArgs.FontStyle;
            annotAttribsList[AnnotAttrib.FontWeight] = freetextArgs.FontWeight;
            annotAttribsList[AnnotAttrib.TextAlign] = textAlignment;
            annotAttribsList[AnnotAttrib.NoteText] = freetextArgs.TextContent;
            annotAttribsList[AnnotAttrib.Text] = freetextArgs.TextContent;

            AddToPropertyPanel("FreetextAnnotProperty", DateOrText, selectedArgs, annotAttribsList);
            return freetextArgs;
        }

        /// <summary>
        /// 导航到同一个注释xaml时，需要区分某个注释；比如高亮、删除线、下划线
        /// </summary>
        /// <param name="viewContent">对应的注释面板</param>
        /// <param name="toolTag">导航到同一个注释xaml时，需要区分某个注释；比如高亮、删除线、下划线</param>
        /// <param name="annot">注释</param>
        /// <param name="annotAttribsList">更改注释属性的键值对，更改值后会自动记录undoRedo容器里</param>
        private void AddToPropertyPanel(string viewContent, string toolTag = null, List<AnnotHandlerEventArgs> annots = null, Dictionary<AnnotAttrib, object> annotAttribsList = null, AnnotAttribEvent annotAttribEvent = null, bool isUpData = false)
        {

            if (annots != null && annots.Count != 0)
            {
                propertyPanel.annotlists = annots;
                propertyPanel.annot = annots[0];

            }
            else
            {
                propertyPanel.annotlists = null;
                propertyPanel.annot = null;

            }

            if (annotAttribsList != null && annotAttribsList.Count != 0 && annots != null && annots.Count != 0)
            {
                if (annots.Count > 1)
                {
                    if (propertyPanel.AnnotEvents == null)
                        propertyPanel.AnnotEvents = new List<AnnotAttribEvent>();
                    
                    propertyPanel.AnnotEvents.Clear();

                    foreach (var itemAnnot in annots)
                    {
                        var eventitem = AnnotAttribEvent.GetAnnotAttribEvent(itemAnnot, annotAttribsList);
                        //PDFViewer.SelectAnnotation(itemAnnot.PageIndex, itemAnnot.AnnotIndex);
                        propertyPanel.AnnotEvents.Add(eventitem);

                    }
                }

                propertyPanel.AnnotEvent = AnnotAttribEvent.GetAnnotAttribEvent(annots[0], annotAttribsList);
                if (annots[0] is LinkAnnotArgs && annotAttribEvent != null)
                {
                    propertyPanel.AnnotEvent = annotAttribEvent;

                }
            }

            if (toolTag == "Freetext")
            {
                propertyPanel.SetIsTextFill(true);
            }
            else
            {
                propertyPanel.SetIsTextFill(false);
            }

            if (string.IsNullOrEmpty(viewContent) == false)
            {

                if (isUpData) { return; }

                if (viewContent == "ShapFillProperty") {
                    
                    NavigateToProperty(viewContent, propertyPanel); return; }
                viewContentViewModel.SelectedPrpoertyPanel(viewContent, propertyPanel);
            }

        }

        private void NavigateToProperty(string btnName, AnnotTransfer annotPropertyPanel)
        {
            NavigationParameters values = new NavigationParameters();
            values.Add(ParameterNames.PDFViewer, PDFViewer);
            values.Add(ParameterNames.PropertyPanelContentViewModel, annotPropertyPanel);
            values.Add("Shape", Shape);
            values.Add("FillAndSignContentViewModel", this);
            regions.RequestNavigate(RegionNames.PropertyRegionName, btnName, values);
            viewContentViewModel.IsPropertyOpen = true;
        }

        /// <summary>
        /// 初始化按钮名称-属性面板字典
        /// </summary>
        private void InitDictionary()
        {
            btnToProperty["RbtnText"] = "TextFillProperty";
            btnToProperty["RbtnTick"] = "ShapFillProperty";
            btnToProperty["RbtnFork"] = "ShapFillProperty";
            btnToProperty["RbtnRectangle"] = "ShapFillProperty";
            btnToProperty["RbtnLine"] = "ShapFillProperty";
            btnToProperty["RbtnPoint"] = "ShapFillProperty";
            btnToProperty["RbtnDate"] = "DateFillProperty";
            btnToProperty["RbtnSign"] = "";

        }

        /// <summary>
        /// 手绘
        /// </summary>
        private void InitSelectFreeHandAnnotMenu()
        {
            var popMenu = new ContextMenu();
            PopMenu pop = new PopMenu(popMenu);
            var menuItem = new MenuItem();
            menuItem.Name = "FreeHandCopy";
            menuItem.Header = "复制";
            pop.BindingEvent(pop.AddItem(menuItem), ApplicationCommands.Copy);

            menuItem = new MenuItem();
            menuItem.Name = "FreeHandCut";
            menuItem.Header = "剪切";
            pop.BindingEvent(pop.AddItem(menuItem), ApplicationCommands.Cut);

            menuItem = new MenuItem();
            menuItem.Name = "FreeHandPaste";
            menuItem.Header = "粘贴";
            pop.BindingEvent(pop.AddItem(menuItem), ApplicationCommands.Paste);

            menuItem = new MenuItem();
            menuItem.Name = "FreeHandDelete";
            menuItem.Header = "删除";
            pop.BindingEvent(pop.AddItem(menuItem), ApplicationCommands.Delete);
            pop.AddItem(GetSeparator());

            menuItem = new MenuItem();
            menuItem.Name = "FreeHandDefault";
            menuItem.Header = "设置当前属性为默认值";
            pop.BindingEvent(pop.AddItem(menuItem), AnnotDefaultValue_MenuCommand);
            FreeHandAnnotPopMenu = pop;
        }
        /// <summary>
        /// 文本
        /// </summary>
        private void InitSelectFreeTextAnnotMenu()
        {
            var popMenu = new ContextMenu();
            PopMenu pop = new PopMenu(popMenu);
            var menuItem = new MenuItem();
            menuItem.Name = "FreeTextCopy";
            menuItem.Header = "复制";
            pop.BindingEvent(pop.AddItem(menuItem), ApplicationCommands.Copy);

            menuItem = new MenuItem();
            menuItem.Name = "FreeTextCut";
            menuItem.Header = "剪切";
            pop.BindingEvent(pop.AddItem(menuItem), ApplicationCommands.Cut);

            menuItem = new MenuItem();
            menuItem.Name = "FreeTextPaste";
            menuItem.Header = "粘贴";
            pop.BindingEvent(pop.AddItem(menuItem), ApplicationCommands.Paste);

            menuItem = new MenuItem();
            menuItem.Name = "FreeTextDelete";
            menuItem.Header = "删除";
            pop.BindingEvent(pop.AddItem(menuItem), ApplicationCommands.Delete);

            pop.AddItem(GetSeparator());

            menuItem = new MenuItem();
            menuItem.Name = "FreeTextColor";
            menuItem.Header = "字体颜色";
            menuItem.Tag = "FontColor";
            pop.BindingEvent(pop.AddItem(menuItem), AnnotColorPalette_MenuCommand);

            menuItem = new MenuItem();
            menuItem.Name = "FreeTextColor";
            menuItem.Header = "填充颜色";
            menuItem.Tag = "FillColor";
            pop.BindingEvent(pop.AddItem(menuItem), AnnotColorPalette_MenuCommand);

            menuItem = new MenuItem();
            menuItem.Name = "FreeTextFontFamily";
            menuItem.Header = "字体";
            pop.AddItem(menuItem);

            var family = TextFont.GetFamily();

            foreach (var item in family)
            {
                RadioButton familyRdioBtn = new RadioButton();
                familyRdioBtn.Style = App.Current.Resources["MenuRadioBtnStyle"] as Style;
                familyRdioBtn.Background = new SolidColorBrush(Colors.Transparent);
                familyRdioBtn.Name = item.ValueStr;
                familyRdioBtn.Tag = item.ValueStr;
                familyRdioBtn.GroupName = "FontFamily";
                familyRdioBtn.Content = item.Content;
                pop.BindingEvent(pop.AddChild("FreeTextFontFamily", familyRdioBtn), FreeTextFontFamily_MenuCommand);
            }

            menuItem = new MenuItem();
            menuItem.Name = "FreeTextAglin";
            menuItem.Header = "文本对齐";
            pop.AddItem(menuItem);

            var radioButton = new RadioButton();
            radioButton.Style = App.Current.Resources["MenuRadioBtnStyle"] as Style;
            radioButton.Background = new SolidColorBrush(Colors.Transparent);
            radioButton.Name = "FreeTextAglinLeft";
            radioButton.Tag = "Left";
            radioButton.GroupName = "Aglin";
            radioButton.Content = "左对齐";
            pop.BindingEvent(pop.AddChild("FreeTextAglin", radioButton), FreeTextAglin_MenuCommand);

            radioButton = new RadioButton();
            radioButton.Style = App.Current.Resources["MenuRadioBtnStyle"] as Style;
            radioButton.Background = new SolidColorBrush(Colors.Transparent);
            radioButton.Name = "FreeTextAglinCenter";
            radioButton.Tag = "Center";
            radioButton.GroupName = "Aglin";
            radioButton.Content = "居中对齐";
            pop.BindingEvent(pop.AddChild("FreeTextAglin", radioButton), FreeTextAglin_MenuCommand);

            radioButton = new RadioButton();
            radioButton.Style = App.Current.Resources["MenuRadioBtnStyle"] as Style;
            radioButton.Background = new SolidColorBrush(Colors.Transparent);
            radioButton.Name = "FreeTextAglinRight";
            radioButton.Tag = "Right";
            radioButton.GroupName = "Aglin";
            radioButton.Content = "右对齐";
            pop.BindingEvent(pop.AddChild("FreeTextAglin", radioButton), FreeTextAglin_MenuCommand);

            radioButton = new RadioButton();
            radioButton.Style = App.Current.Resources["MenuRadioBtnStyle"] as Style;
            radioButton.Background = new SolidColorBrush(Colors.Transparent);
            radioButton.Name = "FreeTextAglinJustify";
            radioButton.Tag = "Justify";
            radioButton.GroupName = "Aglin";
            radioButton.Content = "两端对齐";
            pop.BindingEvent(pop.AddChild("FreeTextAglin", radioButton), FreeTextAglin_MenuCommand);

            menuItem = new MenuItem();
            menuItem.Name = "FreeHandDefault";
            menuItem.Header = "设置当前属性为默认值";
            pop.BindingEvent(pop.AddItem(menuItem), AnnotDefaultValue_MenuCommand);
            FreeTextAnnotPopMenu = pop;
        }

        /// <summary>
        /// 多选注释
        /// </summary>
        private void InitSelectMultiAnnotMenu()
        {
            var popMenu = new ContextMenu();
            PopMenu pop = new PopMenu(popMenu);
            var menuItem = new MenuItem();
            menuItem.Name = "MultiCopy";
            menuItem.Header = "复制";
            pop.BindingEvent(pop.AddItem(menuItem), ApplicationCommands.Copy);

            menuItem = new MenuItem();
            menuItem.Name = "MultiCut";
            menuItem.Header = "剪切";
            pop.BindingEvent(pop.AddItem(menuItem), ApplicationCommands.Cut);

            menuItem = new MenuItem();
            menuItem.Name = "MultiDelete";
            menuItem.Header = "删除";
            pop.BindingEvent(pop.AddItem(menuItem), ApplicationCommands.Delete);
            MultiAnnotPopMenu = pop;
        }
        private Separator GetSeparator()
        {
            Separator separator = new Separator();
            separator.Height = 1;
            separator.BorderBrush = new SolidColorBrush(Color.FromArgb(0x33, 0x00, 0x00, 0x00));
            separator.BorderThickness = new Thickness(1);
            return separator;
        }
        private void BindingPDFViewerHandler()
        {
            //来自PDFViewer的响应事件
            if (PDFViewer != null)
            {


                PDFViewer.AnnotActiveHandler -= PDFViewer_AnnotActiveHandler;
                PDFViewer.AnnotActiveHandler += PDFViewer_AnnotActiveHandler;

                PDFViewer.AnnotCommandHandler -= PDFViewer_AnnotCommandHandler;
                PDFViewer.AnnotCommandHandler += PDFViewer_AnnotCommandHandler;
                PDFViewer.AnnotEditHandler -= PDFViewer_AnnotEditHandler;
                PDFViewer.AnnotEditHandler += PDFViewer_AnnotEditHandler;
                PDFViewer.AnnotHoverHandler -= PDFViewer_AnnotHoverHandler;
                PDFViewer.AnnotHoverHandler += PDFViewer_AnnotHoverHandler;
            }
        }
        private void UnBindingPDFViewerHandler()
        {
            if (PDFViewer != null)
            {
                PDFViewer.AnnotActiveHandler -= PDFViewer_AnnotActiveHandler;
                PDFViewer.AnnotEditHandler -= PDFViewer_AnnotEditHandler;
                PDFViewer.AnnotCommandHandler -= PDFViewer_AnnotCommandHandler;
                PDFViewer.AnnotHoverHandler -= PDFViewer_AnnotHoverHandler;
            }
        }
        //在注释工具的状态下，右键菜单
        private void PDFViewer_AnnotCommandHandler(object sender, AnnotCommandArgs e)
        {
            if (e.AnnotEventArgsList == null || (PDFViewer != null && PDFViewer.MouseMode == MouseModes.FormEditTool))
                return;

            switch (e.CommandType)
            {
                case CommandType.Context:
                    if (e.AnnotEventArgsList.Count > 0)
                    {
                        if (App.mainWindowViewModel.SelectedItem.IsInReadctonMode && e.AnnotEventArgsList[0].EventType == AnnotArgsType.AnnotRedaction)
                        {
                            //绑定标记密文处右键菜单
                            events.GetEvent<RedactionCommandEvent>().Publish(new RedactionCommandEventArgs() { UniCode = App.mainWindowViewModel.SelectedItem.Unicode, Sender = sender, args = e });
                        }
                        else
                        {
                            if (e.AnnotEventArgsList.Count == 1)
                            {
                                var selectedAnnot = e.AnnotEventArgsList[0];
                                switch (selectedAnnot.EventType)
                                {


                                    case AnnotArgsType.AnnotFreehand:
                                        e.PopupMenu = FreeHandAnnotPopMenu.OpenMenu(selectedAnnot, sender);
                                        break;
                                        case AnnotArgsType.AnnotFreeText:
                                        e.PopupMenu= FreeTextAnnotPopMenu.OpenMenu(selectedAnnot, sender);
                                        break;

                                }
                            }
                            else
                            {
                                bool isHigh = true;//是否为高亮
                                foreach (var item in e.AnnotEventArgsList)
                                {
                                    if (isHightAnnot(item) == false)
                                    {
                                        isHigh = false;
                                        break;
                                    }
                                }

                                MultiAnnotPopMenu.SetVisual("MultiCopy", !isHigh);
                                MultiAnnotPopMenu.SetVisual("MultiCut", !isHigh);
                                e.PopupMenu = MultiAnnotPopMenu.OpenMenu(e.AnnotEventArgsList, sender);//SelectMultiAnnotMenu(e.AnnotEventArgsList, isHigh);
                            }
                        }
                        if (e.PopupMenu != null)
                        {
                            e.Handle = true;
                        }
                    }
                    else
                    {
                        if (e.PressOnSelectedText || e.CommandTarget == TargetType.ImageSelection)
                        {

                            if (e.PopupMenu != null)
                            {
                                e.Handle = true;
                            }
                        }
                        else
                        {
                            e.PopupMenu = ViewerContextMenu(sender);
                            if (e.PopupMenu != null)
                            {
                                e.Handle = true;
                            }
                        }
                    }

                    break;
            }
        }

        private void PDFViewer_AnnotHoverHandler(object sender, AnnotHoverData e)
        {
            if (e != null && e.DrawContext != null)
            {
                Rect hoverRect = new Rect(
                    e.PaintRect.Left - 2,
                    e.PaintRect.Top - 2,
                    e.PaintRect.Width + 4,
                    e.PaintRect.Height + 4);
                Pen hoverPen = new Pen(new SolidColorBrush(Color.FromArgb(0xff, 0x11, 0x8A, 0xff)), 1);
                hoverPen.DashStyle = DashStyles.Dash;
                e.DrawContext?.DrawRectangle(null, hoverPen, hoverRect);

                //Todo:目前ComPDFKit.Viewer没有e.Annot参数
                //便签，显示ToolTip内容
                //if (e.Annot != null && e.Annot.Type == C_ANNOTATION_TYPE.C_ANNOTATION_TEXT)
                //{
                //    if (PDFViewer.ToolTip == null)
                //    {
                //        var content = e.Annot.GetContent();
                //        if (string.IsNullOrEmpty(content) == false)
                //        {
                //            ToolTip TipChild = new ToolTip();
                //            TipChild.Style = App.Current.Resources["FlowToolTip"] as Style;
                //            TipChild.MaxWidth = 246;
                //            TipChild.Content = content;
                //            TipChild.Visibility = Visibility.Visible;
                //            TipChild.IsOpen = true;
                //            TipChild.Placement = PlacementMode.Right;
                //            var rec = e.Annot.GetRect();
                //            TipChild.PlacementRectangle = new Rect(rec.left, rec.top, rec.right, rec.bottom);
                //            TipChild.PlacementTarget = PDFViewer.Parent as ContentControl;
                //            TipChild.Placement = PlacementMode.MousePoint;
                //            PDFViewer.ToolTip = TipChild;
                //            oldRect = hoverRect;
                //            PDFViewer.MouseMove -= PDFViewer_MouseMove;
                //            PDFViewer.MouseMove += PDFViewer_MouseMove;
                //            return;
                //        }

                //    }

                //}
            }

            CloseAnnotToolTip();
        }

        private Rect oldRect = new Rect(0, 0, 0, 0);

        private void CloseAnnotToolTip()
        {
            if (PDFViewer.ToolTip != null && PDFViewer.ToolTip is ToolTip)
            {
                ToolTip oldTips = (ToolTip)PDFViewer.ToolTip;
                oldTips.IsOpen = false;
                oldTips.Visibility = Visibility.Collapsed;
                PDFViewer.ToolTip = null;
                PDFViewer.MouseMove -= PDFViewer_MouseMove;
                oldRect = new Rect(0, 0, 0, 0);
            }
        }

        private void PDFViewer_MouseMove(object sender, MouseEventArgs e)
        {
            if (sender != null && PDFViewer.ToolTip != null && PDFViewer.Parent != null)
            {
                var newPoint = e.GetPosition(PDFViewer.Parent as ContentControl);
                var isOutw = newPoint.X > (oldRect.X + oldRect.Width + 4);
                var isOuth = newPoint.Y > (oldRect.Y + oldRect.Height + 4);
                if (newPoint.X < oldRect.X || newPoint.Y < oldRect.Y || isOutw || isOuth)
                {
                    CloseAnnotToolTip();
                }
            }
        }
        private ContextMenu ViewerContextMenu(object sender)
        {
            ContextMenu contextMenu = App.Current.FindResource("ViewerContextMenu") as ContextMenu;

            ViewerContextMenu_Loaded(contextMenu, sender);
            return contextMenu;
        }

        private void ViewerContextMenu_Loaded(object sender, object e, Visibility visibility = Visibility.Collapsed)
        {

            ContextMenu contextMenu = sender as ContextMenu;
            contextMenu.DataContext = viewContentViewModel;
            if (contextMenu.Items.Count > 0)
            {
                int index = PDFViewer.CurrentIndex;
                //检测是否已存在相同数据
                CPDFBookmark list = PDFViewer.Document.GetBookmarkList().FirstOrDefault(q => q.PageIndex == index);
                foreach (var item in contextMenu.Items)
                {
                    if (item is Separator separator)
                    {

                        separator.Visibility = visibility;
                    }
                    if (item is MenuItem menuItem1)
                    {
                        //if (menuItem1.Tag.ToString() == "DisplayAnnot" || menuItem1.Tag.ToString() == "HiddenAnnot")
                        //{
                        //    SetMenuItemVisibility(menuItem1, "DisplayAnnot", "HiddenAnnot", isHiddenAnnot);
                        //}

                        switch (menuItem1.Tag.ToString())
                        {
                            case "Paste":
                                //粘贴
                                //if (!ApplicationCommands.Paste.CanExecute(null, (UIElement)sender))
                                //{
                                //    menuItem1.IsEnabled = false;
                                //    menuItem1.Opacity = 0.5;
                                //}
                                //else
                                //{
                                //    menuItem1.IsEnabled = true;
                                //    menuItem1.Opacity = 1;
                                //}
                                menuItem1.CommandTarget = (UIElement)e;
                                menuItem1.Command = ApplicationCommands.Paste;
                                break;

                            case "AddAnnotation":
                                menuItem1.Visibility = visibility;

                                break;

                            case "HiddenAnnot":
                                menuItem1.Visibility = visibility;

                                break;

                            case "DisplayAnnot":
                                menuItem1.Visibility = visibility;

                                break;

                            case "AddBookMark":
                                menuItem1.Visibility = visibility;

                                break;

                            case "DelBookMark":
                                menuItem1.Visibility = visibility;

                                break;

                            case "ToolMode":
                                menuItem1.Visibility = visibility;

                                break;

                            case "ReadModel":
                                menuItem1.Visibility = visibility;

                                break;

                            case "UnReadModel":
                                menuItem1.Visibility = visibility;

                                break;

                            case "ViewZoom":
                                menuItem1.Visibility = visibility;

                                break;

                            case "PageDisplay":
                                menuItem1.Visibility = visibility;

                                break;

                            case "Select":
                                menuItem1.Click -= Select_Click;

                                menuItem1.Click += Select_Click;
                                break;

                            case "Print":
                                menuItem1.Command = viewContentViewModel.PrintCommand;
                                break;
                        }
                    }
                }
            }
        }
        private void Select_Click(object sender, RoutedEventArgs e)
        {
            if (viewContentViewModel.OpenBOTA == false)
            {
                viewContentViewModel.OpenBOTA = true;
            }
            bool isBook = IsBOTATabItemShow(out BOTAContentViewModel bOTAContentViewModel, out BOTAContent bOTAContent, "TabItemSearch");
            if (isBook == false)
            {
                bOTAContent.TabItemSearch.IsSelected = true;
            }
        }

        private bool IsBOTATabItemShow(out BOTAContentViewModel bOTAContentViewModel, out BOTAContent bOTAContent, string tabItemText)
        {
            bool isTabItem = false;
            bOTAContentViewModel = null;
            bOTAContent = null;
            if (regions.Regions.ContainsRegionWithName(viewContentViewModel.BOTARegionName))
            {
                var views = regions.Regions[viewContentViewModel.BOTARegionName].Views;
                var model = views.FirstOrDefault(q => q is BOTAContent);
                if (model is BOTAContent bOTAContent1)
                {
                    bOTAContent = bOTAContent1;
                    bOTAContentViewModel = bOTAContent.DataContext as BOTAContentViewModel;
                    if (bOTAContentViewModel.CurrentBar == tabItemText)
                    {
                        isTabItem = true;
                    }
                }
                //foreach (var item in views)
                //{
                //    if (item is BOTAContent bOTAContent1)
                //    {
                //        bOTAContent = bOTAContent1;
                //        bOTAContentViewModel = bOTAContent.DataContext as BOTAContentViewModel;
                //        if (bOTAContentViewModel.CurrentBar == tabItemText)
                //        {
                //            isTabItem = true;

                //            break;
                //        }
                //    }
                //}
            }
            return isTabItem;
        }

        private bool isHightAnnot(AnnotHandlerEventArgs annot)
        {
            if (annot.EventType == AnnotArgsType.AnnotUnderline ||
                annot.EventType == AnnotArgsType.AnnotSquiggly ||
                annot.EventType == AnnotArgsType.AnnotHighlight ||
                annot.EventType == AnnotArgsType.AnnotStrikeout
                )
            {
                return true;
            }
            else
            {
                return false;
            }
        }
        //注释编辑事件

        private void PDFViewer_AnnotEditHandler(object sender, List<AnnotEditEvent> e)
        {
            if (e != null && e.Count > 0)
            {
                for (int i = 0; i < e.Count; i++)
                {
                    AnnotEditEvent editEvent = e[i];
                    switch (editEvent.EditAction)
                    {
                        case ActionType.Add:
                            int pageindex = editEvent.PageIndex;
                            int annotindex = editEvent.AnnotIndex;
                            viewContentViewModel.FillAndSign.Add(new Tuple<int,int>(pageindex, annotindex));
                             PDFViewer.SelectAnnotation(pageindex, annotindex);
                            break;
                    }
                }
            }

        }

        //选中和非选中注释，右键菜单
        private void PDFViewer_AnnotActiveHandler(object sender, AnnotAttribEvent e)
        {
            if (e != null)
            {
                var annot = e.AnnotItemsList[0];
                if (annot != null)
                {

                    if (e.AnnotItemsList.Count == 1)
                    {
                        //IsEdit = false;
                        //IsAnnotCreateReset：是否为创建注释的状态
                        if (e.IsAnnotCreateReset == false)
                        {

                            GetSelectedAnnots(e);

                            //记录这次选中的注释，之后创建注释会跟随上次选中注释的属性值
                            //PDFViewer.SetToolParam(annot);
                        }
                        else
                        {
                            //TODO: 设计已重新调整为(仅限高亮注释)：修改注释后，会作用到之后添加的注释中。因此先把此逻辑“创建注释后，会自动回到默认值”注释掉
                            if (annot.EventType != AnnotArgsType.AnnotStrikeout &&
                                annot.EventType != AnnotArgsType.AnnotUnderline &&
                                annot.EventType != AnnotArgsType.AnnotHighlight &&
                                annot.EventType != AnnotArgsType.AnnotSquiggly &&
                                annot.EventType != AnnotArgsType.AnnotLink &&
                                annot.EventType != AnnotArgsType.AnnotFreehand &&
                                annot.EventType != AnnotArgsType.AnnotSticky
                                )
                            {
                                if (ToolExpandDict.ContainsValue(e.AnnotItemsList[0].EventType))
                                {
                                    foreach (var item in ToolExpandDict)
                                    {
                                        if (item.Value == e.AnnotItemsList[0].EventType)
                                        {
                                            annot = null;//新建注释时，回到默认值
                                            FindAnnotTypeKey(item.Key, ref annot);

                                            break;
                                        }
                                    }
                                }
                            }
                            //else
                            //PDFViewer.SetToolParam(annot);
                            //设计重新调整，阅读页空白处，右键菜单，添加链接，和pro mac一样的效果，不显示属性栏
                            if (isRightMenuAddAnnot)
                            {
                                ShowPropertyPanel(false);
                            }
                            else
                            {
                                ShowPropertyPanel();
                               
                            }
                        }
                    }
                    else
                    {
                        bool isDifferentAnnotTyle = false;
                        var lastAnnot = annot;
                        foreach (var item in e.AnnotItemsList)
                        {
                            if (lastAnnot.EventType != item.EventType)
                            {
                                if (isShapAnnot(annot) == true && isShapAnnot(item) == true)
                                {
                                    lastAnnot = item;
                                    continue;
                                }

                                lastAnnot = item;
                                isDifferentAnnotTyle = true;
                                break;
                            }
                        }


                        if (isDifferentAnnotTyle)
                            viewContentViewModel.SelectedPrpoertyPanel("PropertyPanelContent", null);
                        else
                            GetSelectedAnnots(e);
                    }

                }
            }
            else
            {
                viewContentViewModel.SelectedPrpoertyPanel("PropertyPanelContent", null);
            }
        }
        //private void PDFViewer_AnnotEditHandler(object sender, List<AnnotEditEvent> e)
        //{
        //    if (e != null && e.Count > 0)
        //    {
        //        for (int i = 0; i < e.Count; i++)
        //        {
        //            AnnotEditEvent editEvent = e[i];
        //            switch (editEvent.EditAction)
        //            {
        //                case ActionType.Add:

        //                   // bool isTabItemAnnotation = IsBOTATabItemShow(out BOTAContentViewModel bOTAContentViewModel, out BOTAContent bOTAContent, "TabItemAnnotation");

        //                    if (viewContentViewModel.OpenBOTA == true && isTabItemAnnotation == true)
        //                    {
        //                        AnnotationContentViewModel viewModel = GetAnnotationContentViewModel(bOTAContentViewModel);

        //                        if (viewModel != null)
        //                        {
        //                            int pageindex = editEvent.PageIndex;
        //                            int annotindex = editEvent.AnnotIndex;
        //                            viewModel.UpdateAddedAnnot(pageindex, annotindex);
        //                        }
        //                    }
        //                    break;

        //                case ActionType.Del:
        //                    //isTabItemAnnotation = IsBOTATabItemShow(out bOTAContentViewModel, out bOTAContent, "TabItemAnnotation");
        //                    if (isTabItemAnnotation)
        //                    {
        //                        AnnotationContentViewModel viewModel = GetAnnotationContentViewModel(bOTAContentViewModel);

        //                        if (viewModel != null)
        //                        {
        //                            int pageindex = editEvent.PageIndex;
        //                            int annotindex = editEvent.AnnotIndex;
        //                            viewModel.UpdateModifiedAnnot(pageindex, annotindex, true);
        //                        }
        //                    }
        //                    break;

        //                case ActionType.Modify:
        //                    isTabItemAnnotation = IsBOTATabItemShow(out bOTAContentViewModel, out bOTAContent, "TabItemAnnotation");
        //                    if (bOTAContent.TabItemAnnotation.IsSelected)
        //                    {
        //                        AnnotationContentViewModel viewModel = GetAnnotationContentViewModel(bOTAContentViewModel);

        //                        if (viewModel != null)
        //                        {
        //                            int pageindex = editEvent.PageIndex;
        //                            int annotindex = editEvent.AnnotIndex;
        //                            viewModel.UpdateModifiedAnnot(pageindex, annotindex, false);
        //                        }
        //                    }
        //                    break;

        //                case ActionType.TextEdit:
        //                    break;

        //                default:
        //                    break;
        //            }
        //        }
        //    }
        //}
        private bool isShapAnnot(AnnotHandlerEventArgs annot)
        {
            if (annot.EventType == AnnotArgsType.AnnotCircle ||
                annot.EventType == AnnotArgsType.AnnotSquare ||
                annot.EventType == AnnotArgsType.AnnotLine
                )
            {
                return true;
            }
            else
            {
                return false;
            }
        }
        private void GetSelectedAnnots(AnnotAttribEvent e)
        {
            IsEdit = true;
            var annot = e.AnnotItemsList[0];
            switch (annot.EventType)
            {

                case AnnotArgsType.AnnotFreeText:
                    GetFreetext(e.AnnotItemsList);
                    break;

                case AnnotArgsType.AnnotFreehand:
                    GetFreehand(e.AnnotItemsList);
                    break;




            }
        }
        private void ShowPropertyPanel(bool show = true)
        {
            viewContentViewModel.IsPropertyOpen = show;
        }

        #region Navigation

        public bool IsNavigationTarget(NavigationContext navigationContext)
        {
            return true;
        }

        public void OnNavigatedFrom(NavigationContext navigationContext)
        {
            UnBindingPDFViewerHandler();
            ContextMenu contextMenu = App.Current.FindResource("ViewerContextMenu") as ContextMenu;

            ViewerContextMenu_Loaded(contextMenu, null, Visibility.Visible);
            viewContentViewModel.SelectedPrpoertyPanel("PropertyPanelContent", null);
            PDFViewer.SetMouseMode(MouseModes.PanTool);
            ShowPropertyPanel(false);

        }

        public void OnNavigatedTo(NavigationContext navigationContext)
        {
            navigationContext.Parameters.TryGetValue<ViewContentViewModel>(ParameterNames.ViewContentViewModel, out viewContentViewModel);
            navigationContext.Parameters.TryGetValue<CPDFViewer>(ParameterNames.PDFViewer, out PDFViewer);
            BindingPDFViewerHandler();
           HookShapeIsCheck = true;
            HookShapeIsCheck = false;
            InitFillAndSignProperty();
            ShowPropertyPanel(false);
            // InitCheckedEvent("RbtnTick");
            IsEdit = false;

        }
        #endregion
    }
}