PDFOffice_Windows_exe/PDF Office/ViewModels/Tools/AnnotToolContentViewModel.cs

using ComPDFKit.PDFAnnotation;
using ComPDFKit.PDFDocument;
using ComPDFKitViewer;
using ComPDFKitViewer.AnnotEvent;
using ComPDFKitViewer.PdfViewer;
using Microsoft.Office.Interop.Excel;
using Microsoft.Office.Interop.Word;
using Microsoft.Win32;
using PDF_Office.CustomControl;
using PDF_Office.EventAggregators;
using PDF_Office.Helper;
using PDF_Office.Model;
using PDF_Office.Properties;
using PDF_Office.ViewModels.BOTA;
using PDF_Office.ViewModels.PropertyPanel;
using PDF_Office.ViewModels.PropertyPanel.AnnotPanel;
using PDF_Office.Views.BOTA;
using PDF_Office.Views.PropertyPanel.AnnotPanel;
using PDFSettings;
using Prism.Commands;
using Prism.Events;
using Prism.Mvvm;
using Prism.Regions;
using Prism.Services.Dialogs;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Controls.Primitives;
using System.Windows.Input;
using System.Windows.Media;
using MenuItem = System.Windows.Controls.MenuItem;

namespace PDF_Office.ViewModels.Tools
{
    public sealed partial class AnnotToolContentViewModel : BindableBase, INavigationAware
    {
        private IEventAggregator events;
        public IDialogService dialogs;

        public AnnotToolContentViewModel(IRegionManager regionManager, IEventAggregator eventAggregator, IDialogService dialogService)
        {
            region = regionManager;
            events = eventAggregator;
            dialogs = dialogService;
            MyToolsCommand = new DelegateCommand<CustomIconToggleBtn>(BtnMyTools_Click);
            SetAddAnnotationCommand = new DelegateCommand<object>(AddAnnotation_Click);
            PropertyRegionName = Guid.NewGuid().ToString();
            BindingEvent();
            InitDefaultValue();
        }

        private Dictionary<string, bool> ToolExpandDict = new Dictionary<string, bool>();

        public void BtnMyTools_Click(CustomIconToggleBtn annotBtn)
        {
            //不创建注释，属于注释模板
            bool isTemplateAnnot = false;
            bool isSnapshotEdit = false;
            AnnotHandlerEventArgs annotArgs = null;

            if (annotBtn.IsChecked == true)
            {
                switch (annotBtn.Tag.ToString())
                {
                    case "SnapshotEdit"://内容选择
                        annotArgs = GetSnapshotEdit();
                        isSnapshotEdit = true;
                        break;

                    case "HighLight"://字体高亮
                        annotArgs = GetHighLight();
                        break;

                    case "UnderLine"://下划线
                        annotArgs = GetUnderLine();
                        break;

                    case "Squiggly"://波浪线
                        annotArgs = GetSquiggly();
                        break;

                    case "Strikeout"://删除线
                        annotArgs = GetStrikeout();
                        break;

                    case "Freehand"://手绘
                        annotArgs = GetFreehand();
                        break;

                    case "Freetext"://文本
                        annotArgs = GetFreetext();
                        break;

                    case "StickyNote"://便签
                        annotArgs = GetStickyNote();
                        break;

                    case "Rect"://矩形
                        annotArgs = GetRect();
                        break;

                    case "Circle"://圆
                        annotArgs = GetCircle();
                        break;

                    case "Arrow"://箭头
                    case "Line"://线
                        annotArgs = GetArrowLine(annotBtn.Tag.ToString());
                        break;

                    case "Stamp"://图章
                        annotArgs = GetStamp();
                        isTemplateAnnot = true;
                        break;

                    case "Image":
                        annotArgs = GetImage(annotBtn);
                        break;

                    case "Signature"://签名
                        annotArgs = GetSignature();
                        isTemplateAnnot = true;
                        PDFViewer.SetMouseMode(MouseModes.PanTool);//清空其他注释
                        break;

                    case "Link"://链接
                        viewContentViewModel.IsCreateLink = false;
                        annotArgs = GetLink();
                        break;
                }

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

            //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);
            }
            if (isSnapshotEdit == true)
            {
                ShowPropertyPanel(false);
                isSnapshotEdit = false;
            }
            else
            {
                ShowPropertyPanel((bool)annotBtn.IsChecked);
            }
        }

        private void AnnotProperty_DefaultStored(object sender, object e)
        {
        }

        private void AnnotPropertyPanel_AnnotTypeChanged(object sender, Dictionary<AnnotArgsType, object> e)
        {
            if (e != null)
            {
                AnnotHandlerEventArgs annotArgs = null;
                foreach (AnnotArgsType argsType in e.Keys)
                {
                    switch (argsType)
                    {
                        case AnnotArgsType.AnnotSquare:
                            annotArgs = GetRect();
                            break;

                        case AnnotArgsType.AnnotCircle:
                            annotArgs = GetCircle();
                            break;

                        case AnnotArgsType.AnnotLine:
                            var LineTag = e[argsType] as string;
                            annotArgs = GetArrowLine(LineTag);
                            break;
                    }
                    if (annotArgs != null)
                    {
                        annotArgs.Author = Settings.Default.AppProperties.Description.Author;
                        PDFViewer.SetMouseMode(MouseModes.AnnotCreate);
                        PDFViewer.SetToolParam(annotArgs);
                    }
                    ShowPropertyPanel();
                }
            }
        }

        private void AnnotPropertyPanel_DataChanged(object sender, Dictionary<AnnotArgsType, object> e)
        {
            if (e != null)
            {
                foreach (AnnotArgsType argsType in e.Keys)
                {
                    switch (argsType)
                    {
                        case AnnotArgsType.AnnotHighlight:
                            if (e[argsType] is Color)
                            {
                                HighLightColor = new SolidColorBrush((Color)e[argsType]);
                            }
                            if (e[argsType] is double)
                            {
                                HighLightOpacity = (double)e[argsType];
                            }
                            break;

                        case AnnotArgsType.AnnotUnderline:
                            if (e[argsType] is Color)
                            {
                                UnderLineColor = new SolidColorBrush((Color)e[argsType]);
                            }
                            if (e[argsType] is double)
                            {
                                underLineOpacity = (double)e[argsType];
                            }
                            break;

                        case AnnotArgsType.AnnotSquiggly:
                            if (e[argsType] is Color)
                            {
                                SquigglyColor = new SolidColorBrush((Color)e[argsType]);
                            }
                            if (e[argsType] is double)
                            {
                                SquigglyOpacity = (double)e[argsType];
                            }
                            break;

                        case AnnotArgsType.AnnotStrikeout:
                            if (e[argsType] is Color)
                            {
                                StrikeoutColor = new SolidColorBrush((Color)e[argsType]);
                            }
                            if (e[argsType] is double)
                            {
                                StrikeoutOpacity = (double)e[argsType];
                            }
                            break;

                        case AnnotArgsType.AnnotFreehand:
                            if (e[argsType] is Color)
                            {
                                // FreehandPath.Fill = new SolidColorBrush((Color)e[argsType]);
                            }
                            if (e[argsType] is double)
                            {
                                //  FreehandPath.Opacity = (double)e[argsType];
                            }
                            break;

                        case AnnotArgsType.AnnotErase:
                            if (e[argsType] is ToggleButton)
                            {
                                ToggleButton clickBtn = e[argsType] as ToggleButton;
                                //PDFViewerCtrl viewCtrl = GetCurrentViewer();
                                // ClearSelectedToolPanel(BtnFreeHand);
                                //     if (viewCtrl != null && viewCtrl.PdfViewer != null)
                                {
                                    if (clickBtn.IsChecked == true)
                                    {
                                        if (clickBtn.Tag.ToString() == "PenBtn")
                                        {
                                            CustomIconToggleBtn btn = new CustomIconToggleBtn();
                                            btn.Tag = "Freehand"; btn.IsChecked = true;
                                            BtnMyTools_Click(btn);
                                            break;
                                        }
                                        EraseArgs eraseArgs = new EraseArgs();
                                        eraseArgs.UIBorderColor = Color.FromArgb(0x1A, 0x00, 0x00, 0x00);
                                        eraseArgs.UIFillColor = Color.FromArgb(0x1A, 0x00, 0x00, 0x00);
                                        eraseArgs.Thickness = 10;
                                        DefaultAnnotProperty annotProperty = SettingHelper.GetAnnotDefaultProperty(AnnotArgsType.AnnotErase);
                                        if (annotProperty != null)
                                        {
                                            eraseArgs.Thickness = annotProperty.Thickness;
                                        }

                                        PDFViewer.ClearSelectAnnots(false);
                                        PDFViewer.SetMouseMode(MouseModes.AnnotCreate);
                                        PDFViewer.SetToolParam(eraseArgs);

                                        Dictionary<AnnotAttrib, object> annotAttribsList = new Dictionary<AnnotAttrib, object>();
                                        annotAttribsList[AnnotAttrib.Color] = eraseArgs.UIBorderColor;
                                        annotAttribsList[AnnotAttrib.FillColor] = eraseArgs.UIFillColor;
                                        annotAttribsList[AnnotAttrib.Thickness] = eraseArgs.Thickness;
                                        AddToPropertyPanel("FreehandAnnotProperty", "Freehand", eraseArgs, annotAttribsList);
                                        //清空选中注释
                                        //viewCtrl.PdfViewer.ClearSelectAnnots(false);
                                        //viewCtrl.PdfViewer.SetMouseMode(MouseModes.AnnotCreate);
                                        //viewCtrl.PdfViewer.SetToolParam(eraseArgs);
                                        //if (viewCtrl.PropPanel.Children.Count > 0)
                                        //{
                                        //    FreehandAnnotProperty freehandPropPanel = viewCtrl.PropPanel.Children[0] as FreehandAnnotProperty;
                                        //    if (freehandPropPanel == null)
                                        //    {
                                        //        viewCtrl.PropPanel.Children.Clear();
                                        //        freehandPropPanel = new FreehandAnnotProperty();
                                        //        freehandPropPanel.EraseSet = true;
                                        //        freehandPropPanel.SetInkThickness(eraseArgs.Thickness);
                                        //        freehandPropPanel.DataChanged += AnnotPropertyPanel_DataChanged;
                                        //        viewCtrl.PropPanel.Children.Add(freehandPropPanel);
                                        //    }
                                        //    Dictionary<AnnotAttrib, object> annotAttribsList = new Dictionary<AnnotAttrib, object>();
                                        //    annotAttribsList[AnnotAttrib.Color] = eraseArgs.UIBorderColor;
                                        //    annotAttribsList[AnnotAttrib.FillColor] = eraseArgs.UIFillColor;
                                        //    annotAttribsList[AnnotAttrib.Thickness] = eraseArgs.Thickness;
                                        //    freehandPropPanel.AnnotEvent = null;
                                        //    freehandPropPanel.SetEraseMode(true);
                                        //    freehandPropPanel.AnnotEvent = AnnotAttribEvent.GetAnnotAttribEvent(eraseArgs, annotAttribsList);
                                        //}
                                        //else
                                        //{
                                        //    FreehandAnnotProperty freehandProperty = new FreehandAnnotProperty();
                                        //    freehandProperty.DataChanged += AnnotPropertyPanel_DataChanged;
                                        //    Dictionary<AnnotAttrib, object> annotAttribsList = new Dictionary<AnnotAttrib, object>();
                                        //    annotAttribsList[AnnotAttrib.Color] = eraseArgs.UIBorderColor;
                                        //    annotAttribsList[AnnotAttrib.FillColor] = eraseArgs.UIFillColor;
                                        //    annotAttribsList[AnnotAttrib.Thickness] = eraseArgs.Thickness;
                                        //    freehandProperty.SetInkThickness(eraseArgs.Thickness);
                                        //    freehandProperty.EraseSet = true;
                                        //    freehandProperty.SetEraseMode(true);
                                        //    freehandProperty.AnnotEvent = AnnotAttribEvent.GetAnnotAttribEvent(eraseArgs, annotAttribsList);
                                        //    viewCtrl.AddAnnotPropertyPanel(freehandProperty);

                                        //}
                                    }
                                    else
                                    {
                                        //  BtnFreeHand.IsChecked = true;
                                        //   BtnTool_Click(BtnFreeHand, new RoutedEventArgs());
                                    }
                                }
                            }
                            break;
                    }
                }
            }
        }

        public IRegionManager region;

        public string PropertyRegionName { get; set; }

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

        public void OnNavigatedFrom(NavigationContext navigationContext)
        {
        }

        public void OnNavigatedTo(NavigationContext navigationContext)
        {
            navigationContext.Parameters.TryGetValue<ViewContentViewModel>(ParameterNames.ViewContentViewModel, out viewContentViewModel);
            navigationContext.Parameters.TryGetValue<CPDFViewer>(ParameterNames.PDFViewer, out PDFViewer);

            //  navigationContext.Parameters.TryGetValue<PropertyPanelContentViewModel>(ParameterNames.PropertyPanelContentViewModel, out propertyPanelContentViewModel);

            if (PDFViewer != null)
            {
                PDFViewer.AnnotEditHandler -= PDFViewer_AnnotEditHandler;
                PDFViewer.AnnotEditHandler += PDFViewer_AnnotEditHandler;

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

                PDFViewer.AnnotCommandHandler -= PDFViewer_AnnotCommandHandler;
                PDFViewer.AnnotCommandHandler += PDFViewer_AnnotCommandHandler;

                PDFViewer.WidgetClickHander -= PDFViewer_WidgetClickHander;
                PDFViewer.WidgetClickHander += PDFViewer_WidgetClickHander;

                PDFViewer.SnapshotCommandHandler -= PDFViewer_SnapshotCommandHandler;
                PDFViewer.SnapshotCommandHandler += PDFViewer_SnapshotCommandHandler;
            }
        }

        private void PDFViewer_SnapshotCommandHandler(object sender, SnapshotCommandArgs e)
        {
            SnapshotEditToolArgs snapToolArgs = (SnapshotEditToolArgs)PDFViewer.ToolManager.CurrentAnnotArgs;

            SnapshotEditMenuViewModel.SnapToolArgs = snapToolArgs;
            SnapshotEditMenuViewModel.PDFViewer = PDFViewer;
            SnapshotEditMenuViewModel.SnapToolEvent += SnapshotEditMenuViewModel_SnapToolEvent; ;
            var popMenu = App.Current.FindResource("SnapshotContextMenu") as ContextMenu;

            if (e.HitSnapshotTool && e.SnapshotRect.Width > 0 && e.SnapshotRect.Height > 0)
            {
                e.PopupMenu = popMenu;
                e.Handle = true;

                if (popMenu != null && popMenu.Items.Count == 5)
                {
                    //复制
                    MenuItem menuItem = popMenu.Items[0] as MenuItem;
                    menuItem.CommandTarget = PDFViewer;
                    menuItem.Command = SnapshotEditMenuViewModel.SnapCopyCommand;
                    //导出
                    menuItem = popMenu.Items[1] as MenuItem;
                    menuItem.CommandTarget = PDFViewer;
                    if (menuItem.Items.Count == 3)
                    {
                        MenuItem menuItem1 = menuItem.Items[0] as MenuItem;
                        menuItem1.CommandTarget = PDFViewer;
                        menuItem1.Command = SnapshotEditMenuViewModel.ExportPNGCommand;

                        menuItem1 = menuItem.Items[1] as MenuItem;
                        menuItem1.CommandTarget = PDFViewer;
                        menuItem1.Command = SnapshotEditMenuViewModel.ExportJPGCommand;

                        menuItem1 = menuItem.Items[2] as MenuItem;
                        menuItem1.CommandTarget = PDFViewer;
                        menuItem1.Command = SnapshotEditMenuViewModel.ExportPDFCommand;
                    }

                    //裁剪
                    menuItem = popMenu.Items[2] as MenuItem;
                    menuItem.CommandTarget = PDFViewer;
                    menuItem.Command = SnapshotEditMenuViewModel.CroppingCommand;

                    //缩放至所选区域
                    menuItem = popMenu.Items[3] as MenuItem;
                    menuItem.CommandTarget = PDFViewer;
                    menuItem.Visibility = Visibility.Collapsed;
                    //menuItem.Command = snapshotEditMenuViewModel.CroppingCommand;

                    //打印
                    menuItem = popMenu.Items[4] as MenuItem;
                    menuItem.CommandTarget = PDFViewer;
                    menuItem.Command = SnapshotEditMenuViewModel.PrintCommand;
                }
            }
        }

        private void SnapshotEditMenuViewModel_SnapToolEvent(object sender, KeyValuePair<string, object> e)
        {
            switch (e.Key)
            {
                case "CloseSnap":
                    {
                        #region to do

                        //var item = PDFViewerTab.SelectedItem as TabItem;
                        //if (item == null)
                        //{
                        //    ClearSelectedToolPanel();
                        //    return;
                        //}
                        //Grid grid = item.Content as Grid;
                        //if (grid == null || grid.Children.Count == 0)
                        //{
                        //    ClearSelectedToolPanel();
                        //    return;
                        //}
                        //PDFViewerCtrl pdfViewer = grid.Children[0] as PDFViewerCtrl;
                        //if (pdfViewer == null)
                        //{
                        //    ClearSelectedToolPanel();
                        //    return;
                        //}

                        #endregion to do

                        switch (PDFViewer.MouseMode)
                        {
                            case MouseModes.SelectTextTool:
                                break;

                            default:
                                BtnSelecttoolIsChecked = false;
                                break;
                        }
                    }
                    break;

                default:
                    break;
            }
        }

        private void PDFViewer_WidgetClickHander(object sender, WidgetArgs e)
        {
        }

        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:
                            BOTAContentViewModel bOTAContentViewModel = null;
                            BOTAContent bOTAContent = null;
                            bool isTabItemAnnotation = IsBOTATabItemShow(out bOTAContentViewModel, out 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 (isTabItemAnnotation)
                            {
                                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 AnnotationContentViewModel GetAnnotationContentViewModel(BOTAContentViewModel bOTAContentViewModel)
        {
            AnnotationContentViewModel viewModel = null;
            if (bOTAContentViewModel != null)
            {
                if (region.Regions.ContainsRegionWithName(bOTAContentViewModel.BOTAContentRegionName))
                {
                    var views = region.Regions[bOTAContentViewModel.BOTAContentRegionName].Views;
                    foreach (var item in views)
                    {
                        if (item is AnnotationContent annotation)
                        {
                            viewModel = annotation.DataContext as AnnotationContentViewModel;
                            break;
                        }
                    }
                }
            }
            return viewModel;
        }

        /// <summary>
        /// 判断Bota的TabItem是否已显示
        /// </summary>
        /// <param name="bOTAContentViewModel"></param>
        /// <param name="bOTAContent"></param>
        /// <param name="tabItemText"></param>
        /// <returns></returns>
        private bool IsBOTATabItemShow(out BOTAContentViewModel bOTAContentViewModel, out BOTAContent bOTAContent, string tabItemText)
        {
            bool isTabItem = false;
            bOTAContentViewModel = null;
            bOTAContent = null;
            if (region.Regions.ContainsRegionWithName(viewContentViewModel.BOTARegionName))
            {
                var views = region.Regions[viewContentViewModel.BOTARegionName].Views;
                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 void PDFViewer_AnnotActiveHandler(object sender, AnnotAttribEvent e)
        {
            if (e != null)
            {
                var annot = e.AnnotItemsList[0];
                if (annot != null)
                {
                    if (e.AnnotItemsList.Count == 1 && e.IsAnnotCreateReset == false)
                    {
                        switch (annot.EventType)
                        {
                            case AnnotArgsType.AnnotHighlight:
                                e.IsAnnotCreateReset = false;
                                GetHighLight(annot as TextHighlightAnnotArgs);
                                break;

                            case AnnotArgsType.AnnotUnderline:
                                GetUnderLine(annot as TextUnderlineAnnotArgs);
                                break;

                            case AnnotArgsType.AnnotStrikeout:
                                GetStrikeout(annot as TextStrikeoutAnnotArgs);
                                break;

                            case AnnotArgsType.AnnotSquiggly:
                                GetSquiggly(annot as TextSquigglyAnnotArgs);
                                break;

                            case AnnotArgsType.AnnotFreehand:
                                GetFreehand(annot as FreehandAnnotArgs);
                                break;

                            case AnnotArgsType.AnnotFreeText:
                                GetFreetext(annot as FreeTextAnnotArgs);
                                break;

                            case AnnotArgsType.AnnotSquare:
                                GetRect(annot as SquareAnnotArgs);
                                break;

                            case AnnotArgsType.AnnotCircle:
                                GetCircle(annot as CircleAnnotArgs);
                                break;

                            case AnnotArgsType.AnnotLine:
                                bool isLine = true;
                                if (e.Attribs.ContainsKey(AnnotAttrib.LineStart))
                                {
                                    if ((C_LINE_TYPE)e.Attribs[AnnotAttrib.LineStart] != C_LINE_TYPE.LINETYPE_UNKNOWN && (C_LINE_TYPE)e.Attribs[AnnotAttrib.LineStart] != C_LINE_TYPE.LINETYPE_NONE)
                                    {
                                        isLine = false;
                                    }
                                }
                                if (e.Attribs.ContainsKey(AnnotAttrib.LineEnd))
                                {
                                    if ((C_LINE_TYPE)e.Attribs[AnnotAttrib.LineEnd] != C_LINE_TYPE.LINETYPE_UNKNOWN && (C_LINE_TYPE)e.Attribs[AnnotAttrib.LineEnd] != C_LINE_TYPE.LINETYPE_NONE)
                                    {
                                        isLine = false;
                                    }
                                }

                                if (isLine)
                                    GetArrowLine("Line", annot as LineAnnotArgs);
                                else
                                    GetArrowLine("Arrow", annot as LineAnnotArgs);

                                break;

                            case AnnotArgsType.AnnotLink:
                                viewContentViewModel.IsCreateLink = false;
                                GetLink(annot as LinkAnnotArgs, e);

                                break;

                            case AnnotArgsType.AnnotSticky:
                                GetStickyNote(annot as StickyAnnotArgs);
                                break;
                        }

                        ShowPropertyPanel();
                    }
                    else if (e.AnnotItemsList.Count == 1 && e.IsAnnotCreateReset == true)
                    {
                        switch (annot.EventType)
                        {
                            case AnnotArgsType.AnnotLink:
                                viewContentViewModel.IsCreateLink = false;
                                GetLink(annot as LinkAnnotArgs, e);
                                break;

                                //case AnnotArgsType.AnnotStamp://图章
                                //    GetStamp();
                                //    break;

                                //case AnnotArgsType.AnnotStamp://签名
                                //    annotArgs = GetSignature();
                                //    isTemplateAnnot = true;
                                //    break;
                        }
                        ShowPropertyPanel();
                    }
                }
            }
            else
            {
                // PDFViewer.SetMouseMode(MouseModes.AnnotCreate);
                //  viewContentViewModel.SelectedPrpoertyPanel("PropertyPanelContent", null);
            }
        }

        private void PDFViewer_AnnotCommandHandler(object sender, AnnotCommandArgs e)
        {
            if (e.AnnotEventArgsList == null || (PDFViewer != null && PDFViewer.MouseMode == MouseModes.FormEditTool))
                return;

            // var annotlist = e.AnnotEventArgsList;
            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
                        {
                            e.PopupMenu = SelectAnnotContextMenu(sender);
                        }
                        if (e.PopupMenu != null)
                        {
                            e.Handle = true;
                        }
                    }
                    else
                    {
                        if (e.PressOnSelectedText)
                        {
                            e.PopupMenu = NoneSelectAnnotContextMenu(sender, e);
                            if (e.PopupMenu != null)
                            {
                                e.Handle = true;
                            }
                        }
                        else
                        {
                            e.PopupMenu = ViewerContextMenu();
                            if (e.PopupMenu != null)
                            {
                                e.Handle = true;
                            }
                        }
                    }

                    break;
            }
        }

        private ContextMenu ViewerContextMenu()
        {
            ContextMenu contextMenu = App.Current.FindResource("ViewerContextMenu") as ContextMenu;
            //contextMenu.Loaded += ContextMenu_Loaded;
            ContextMenu_Loaded(contextMenu, null);
            return contextMenu;
        }

        private bool isHiddenAnnot = true;
        private bool isAddBookMark = true;
        //private BookmarkContentViewModel bookmarkContentViewModel = null;
        //private BookmarkContent bookmark = null;
        //private BOTAContent bOTAContent = null;

        private void ContextMenu_Loaded(object sender, RoutedEventArgs e)
        {
            ContextMenu contextMenu = sender as ContextMenu;
            if (contextMenu.Items.Count > 0)
            {
                #region 粘贴

                //粘贴
                MenuItem menuItem = contextMenu.Items[0] as MenuItem;
                if (!ApplicationCommands.Paste.CanExecute(null, (UIElement)sender))
                {
                    menuItem.IsEnabled = false;
                    menuItem.Opacity = 0.5;
                }
                else
                {
                    menuItem.IsEnabled = true;
                    menuItem.Opacity = 1;
                }

                #endregion 粘贴

                #region 添加注释

                //添加注释 >
                MenuItem menuItem1 = contextMenu.Items[2] as MenuItem;
                if (menuItem1.Items.Count > 0)
                {
                    SetAddAnnotation(menuItem1.Items);
                }

                #endregion 添加注释

                #region 隐藏注释

                //隐藏注释 >
                MenuItem menuItem2 = contextMenu.Items[3] as MenuItem;
                menuItem2.Click += HiddenAnnot_Click;
                //显示注释 >
                MenuItem menuItem3 = contextMenu.Items[4] as MenuItem;
                menuItem3.Click += DisplayAnnot_Click;
                if (isHiddenAnnot)
                {
                    menuItem2.Visibility = Visibility.Visible;
                    menuItem3.Visibility = Visibility.Collapsed;
                }
                else
                {
                    menuItem3.Visibility = Visibility.Visible;
                    menuItem2.Visibility = Visibility.Collapsed;
                }

                #endregion 隐藏注释

                //添加书签 >
                //删除书签 >
                BookMark(contextMenu.Items[5] as MenuItem, contextMenu.Items[6] as MenuItem);

                //工具模式 >
                MenuItem menuItem6 = contextMenu.Items[8] as MenuItem;
                if (menuItem6.Items.Count > 0)
                {
                    SetToolMode(menuItem6.Items);
                }

                #region 阅读模式

                //进入阅读模式 >
                MenuItem menuItem7 = contextMenu.Items[9] as MenuItem;
                menuItem7.Click += ReadMode_Click;
                //退出阅读模式 >
                MenuItem menuItem8 = contextMenu.Items[10] as MenuItem;
                menuItem8.Click += UnReadModel_Click;
                if (App.IsBookMode)
                {
                    menuItem8.Visibility = Visibility.Visible;
                    menuItem7.Visibility = Visibility.Collapsed;
                }
                else
                {
                    menuItem7.Visibility = Visibility.Visible;
                    menuItem8.Visibility = Visibility.Collapsed;
                }

                #endregion 阅读模式

                //视图缩放 >
                MenuItem menuItem9 = contextMenu.Items[12] as MenuItem;
                if (menuItem9.Items.Count > 0)
                {
                    ViewZoom(menuItem9.Items);
                }
                //页面显示                >
                MenuItem menuItem10 = contextMenu.Items[13] as MenuItem;
                if (menuItem10.Items.Count > 0)
                {
                    PageDisplay(menuItem10.Items);
                }
                //查找
                MenuItem menuItem11 = contextMenu.Items[15] as MenuItem;
                //打印...
                MenuItem menuItem12 = contextMenu.Items[16] as MenuItem;
                menuItem12.Click += PrintDoc_Click;
            }
        }

        private void PrintDoc_Click(object sender, RoutedEventArgs e)
        {
            //PDFViewer.InitDocument(PDFViewer.Document.FilePath);
            //DialogParameters printvalue = new DialogParameters();
            //printvalue.Add(ParameterNames.PDFViewer, PDFViewer);
            //printvalue.Add(ParameterNames.FilePath, PDFViewer.Document.FilePath);
            //dialogs.ShowDialog(DialogNames.HomePagePrinterDialog, printvalue, e1 => { });
            viewContentViewModel.PrintCommand.Execute();
        }

        private void PageDisplay(ItemCollection items)
        {
            foreach (var item in items)
            {
                if (item is MenuItem menuItem)
                {
                    menuItem.Click += PageDisplay_Click;
                }
            }
        }

        private void PageDisplay_Click(object sender, RoutedEventArgs e)
        {
            if (sender is MenuItem menuItem)
            {
                switch (menuItem.Tag.ToString())
                {
                    case "SingleView":
                        PDFViewer.ChangeViewMode(ViewMode.Single);
                        break;

                    case "SingleContinueView":
                        PDFViewer.ChangeViewMode(ViewMode.SingleContinuous);
                        break;

                    case "DoubleView":
                        PDFViewer.ChangeViewMode(ViewMode.Double);
                        break;

                    case "DoubleContinueView":
                        PDFViewer.ChangeViewMode(ViewMode.DoubleContinuous);
                        break;

                    case "BookMode":
                        PDFViewer.ChangeViewMode(ViewMode.Book);
                        break;
                }
            }
        }

        private void ViewZoom(ItemCollection items)
        {
            foreach (var item in items)
            {
                if (item is MenuItem menuItem)
                {
                    menuItem.Click += ViewZoom_Click;
                }
            }
        }

        private void ViewZoom_Click(object sender, RoutedEventArgs e)
        {
            if (sender is MenuItem menuItem)
            {
                switch (menuItem.Tag.ToString())
                {
                    case "FitWidth":
                        PDFViewer.ChangeFitMode(FitMode.FitWidth);
                        break;

                    case "FitHeight":
                        PDFViewer.ChangeFitMode(FitMode.FitHeight);
                        break;

                    case "FitSize":
                        PDFViewer.ChangeFitMode(FitMode.FitSize);
                        break;

                    case "enlarge":
                        double newZoom = viewContentViewModel.CheckZoomLevel((PDFViewer.ZoomFactor + 0.01), true);
                        PDFViewer.Zoom(newZoom);
                        break;

                    case "narrow":
                        newZoom = viewContentViewModel.CheckZoomLevel((PDFViewer.ZoomFactor + -0.01), false);
                        PDFViewer.Zoom(newZoom);
                        break;
                }
            }
        }

        private void UnReadModel_Click(object sender, RoutedEventArgs e)
        {
            viewContentViewModel.UnReadModel();
        }

        private void ReadMode_Click(object sender, RoutedEventArgs e)
        {
            viewContentViewModel.RbtnReadMode();
        }

        private void SetToolMode(ItemCollection items)
        {
            foreach (var item in items)
            {
                if (item is MenuItem menuItem)
                {
                    menuItem.Click += ToolMode_Click;
                }
            }
        }

        private void ToolMode_Click(object sender, RoutedEventArgs e)
        {
            if (sender is MenuItem menuItem)
            {
                switch (menuItem.Tag.ToString())
                {
                    case "default":
                        PDFViewer.SetMouseMode(MouseModes.None);
                        //viewContentViewModel.SelectedPrpoertyPanel("PropertyPanelContent", null);
                        BtnHandIsChecked = true;
                        ShowPropertyPanel(false);
                        break;

                    case "roll":
                        PDFViewer.SetMouseMode(MouseModes.PanTool);
                        //viewContentViewModel.SelectedPrpoertyPanel("PropertyPanelContent", null);
                        BtnHandIsChecked = true;
                        ShowPropertyPanel(false);
                        break;

                    case "content":
                        AnnotHandlerEventArgs annotHandler = GetSnapshotEdit();
                        BtnSelecttoolIsChecked = true;
                        if (annotHandler != null)
                        {
                            annotHandler.Author = Settings.Default.AppProperties.Description.Author;
                            PDFViewer.SetMouseMode(MouseModes.AnnotCreate);
                            PDFViewer.SetToolParam(annotHandler);
                            ShowPropertyPanel(false);
                        }
                        break;

                    default:
                        break;
                }
            }
        }

        private void BookMark(MenuItem addBookMark, MenuItem delBookMark)
        {
            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);
            if (list != null)
            {
                isAddBookMark = false;
            }
            else
            {
                isAddBookMark = true;
            }
            addBookMark.Click += AddBookMark_Click;
            delBookMark.Click += DelBookMark_Click;
            if (isAddBookMark)
            {
                addBookMark.Visibility = Visibility.Visible;
                delBookMark.Visibility = Visibility.Collapsed;
            }
            else
            {
                delBookMark.Visibility = Visibility.Visible;
                addBookMark.Visibility = Visibility.Collapsed;
            }
        }

        private void DelBookMark_Click(object sender, RoutedEventArgs e)
        {
            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);

            BOTAContentViewModel bOTAContentViewModel = null;
            BookmarkContentViewModel bookmarkContentViewModel = null;
            BookmarkContent bookmark = null;
            BOTAContent bOTAContent = null;
            bool isBook = IsBOTATabItemShow(out bOTAContentViewModel, out bOTAContent, "TabItemBookMark");

            if (isBook == false || viewContentViewModel.OpenBOTA == false)
            {
                viewContentViewModel.OpenBOTA = true;
                bOTAContent.TabItemBookMark.IsSelected = true;
            }
            bookmarkContentViewModel = GetBookmarkContentViewModel(bOTAContentViewModel, out bookmark);

            if (bookmarkContentViewModel != null && bookmark != null && bOTAContent != null && list != null)
            {
                bookmarkContentViewModel.DeleteCommand.Execute(list);
                isAddBookMark = bookmarkContentViewModel.isAddBookMark;
            }
        }

        private void AddBookMark_Click(object sender, RoutedEventArgs e)
        {
            BOTAContentViewModel bOTAContentViewModel = null;
            BookmarkContentViewModel bookmarkContentViewModel = null;
            BookmarkContent bookmark = null;
            BOTAContent bOTAContent = null;
            bool isBook = IsBOTATabItemShow(out bOTAContentViewModel, out bOTAContent, "TabItemBookMark");
            if (isBook == false || viewContentViewModel.OpenBOTA == false)
            {
                viewContentViewModel.OpenBOTA = true;
                bOTAContent.TabItemBookMark.IsSelected = true;
            }
            bookmarkContentViewModel = GetBookmarkContentViewModel(bOTAContentViewModel, out bookmark);

            if (bookmarkContentViewModel != null && bookmark != null && bOTAContent != null)
            {
                bookmarkContentViewModel.AddBookmarkCommand.Execute(bookmark.BookMarkListView);
                isAddBookMark = bookmarkContentViewModel.isAddBookMark;
            }
        }

        private BookmarkContentViewModel GetBookmarkContentViewModel(BOTAContentViewModel bOTAContentViewModel, out BookmarkContent bookmark)
        {
            BookmarkContentViewModel viewModel = null;
            bookmark = null;
            if (bOTAContentViewModel != null)
            {
                if (region.Regions.ContainsRegionWithName(bOTAContentViewModel.BOTAContentRegionName))
                {
                    var views = region.Regions[bOTAContentViewModel.BOTAContentRegionName].Views;
                    foreach (var item in views)
                    {
                        if (item is BookmarkContent bookmark1)
                        {
                            bookmark = bookmark1;
                            viewModel = bookmark1.DataContext as BookmarkContentViewModel;
                            break;
                        }
                    }
                }
            }
            return viewModel;
        }

        private void DisplayAnnot_Click(object sender, RoutedEventArgs e)
        {
            PDFViewer.SetDrawAnnot(true);
            isHiddenAnnot = true;
        }

        private void HiddenAnnot_Click(object sender, RoutedEventArgs e)
        {
            PDFViewer.SetDrawAnnot(false);
            isHiddenAnnot = false;
        }

        private void SetAddAnnotation(ItemCollection items)
        {
            foreach (var item in items)
            {
                if (item is MenuItem menuItem)
                {
                    menuItem.CommandParameter = item;
                    menuItem.Command = SetAddAnnotationCommand;
                }
            }
        }

        /// <summary>
        /// 右键菜单-添加注释
        /// </summary>
        /// <param name="sender"></param>
        private void AddAnnotation_Click(object sender)
        {
            if (sender is MenuItem menuItem)
            {
                AnnotHandlerEventArgs annotHandler = null;
                string str = menuItem.Tag.ToString();
                if (str == AddAnnotType.AnnotFreehand.ToString())
                {
                    annotHandler = GetFreehand();
                }
                if (str == AddAnnotType.AnnotFreeText.ToString())
                {
                    annotHandler = GetFreetext();
                }
                if (str == AddAnnotType.AnnotSticky.ToString())
                {
                    annotHandler = GetStickyNote();
                }
                if (str == AddAnnotType.AnnotSquare.ToString())
                {
                    annotHandler = GetRect();
                }
                if (str == AddAnnotType.AnnotCircle.ToString())
                {
                    annotHandler = GetCircle();
                }
                if (str == AddAnnotType.AnnotArrow.ToString())
                {
                    annotHandler = GetArrowLine("Arrow");
                }
                if (str == AddAnnotType.AnnotLine.ToString())
                {
                    annotHandler = GetArrowLine("Line");
                }
                if (str == AddAnnotType.AnnotLink.ToString())
                {
                    annotHandler = GetLink();
                }
                if (str == AddAnnotType.AnnotStamp.ToString())
                {
                    annotHandler = GetStamp();
                }
                if (str == AddAnnotType.AnnotAutograph.ToString())
                {
                    annotHandler = GetSignature();
                }
                if (annotHandler != null)
                {
                    annotHandler.Author = Settings.Default.AppProperties.Description.Author;
                    PDFViewer.SetMouseMode(MouseModes.AnnotCreate);
                    PDFViewer.SetToolParam(annotHandler);
                    ShowPropertyPanel(true);
                }
            }
        }

        private ContextMenu SelectAnnotContextMenu(object sender)
        {
            var popMenu = App.Current.FindResource("SelectAnnotContextMenu") as ContextMenu;
            if (popMenu != null && popMenu.Items.Count == 4)
            {
                //剪切
                MenuItem menuItem = popMenu.Items[0] as MenuItem;
                menuItem.CommandTarget = (UIElement)sender;
                menuItem.Command = ApplicationCommands.Cut;
                //复制
                menuItem = popMenu.Items[1] as MenuItem;
                menuItem.CommandTarget = (UIElement)sender;
                menuItem.Command = ApplicationCommands.Copy;
                //删除
                menuItem = popMenu.Items[2] as MenuItem;
                menuItem.CommandTarget = (UIElement)sender;
                menuItem.Command = ApplicationCommands.Delete;

                //笔记
                //menuItem = popMenu.Items[2] as MenuItem;
                //menuItem.CommandTarget = (UIElement)sender;
                //menuItem.Command = ApplicationCommands.no;
            }
            return popMenu;
        }

        private ContextMenu NoneSelectAnnotContextMenu(object sender, AnnotCommandArgs annotCommand)
        {
            var popMenu = new ContextMenu();

            MenuItem menuItem = new MenuItem();
            menuItem.CommandTarget = (UIElement)sender;
            menuItem.Command = ApplicationCommands.Paste;
            popMenu.Items.Add(menuItem);

            menuItem = new MenuItem();
            menuItem.CommandTarget = (UIElement)sender;
            menuItem.Command = ApplicationCommands.Copy;
            popMenu.Items.Add(menuItem);

            menuItem = new MenuItem();
            menuItem.CommandTarget = (UIElement)sender;
            menuItem.Header = "创建链接";
            menuItem.CommandParameter = new object[] { this, annotCommand };
            menuItem.Command = viewContentViewModel.CreateLinkCommand;
            menuItem.Click += MenuItem_Click;
            popMenu.Items.Add(menuItem);
            return popMenu;
        }

        private void MenuItem_Click(object sender, RoutedEventArgs e)
        {
            var args = PDFViewer.ToolManager.CurrentAnnotArgs;
            BtnLinkIsChecked = true;
        }

        /// <summary>
        /// 展开显示属性面板
        /// </summary>
        private void ShowPropertyPanel(bool show = true)
        {
            viewContentViewModel.IsPropertyOpen = show;
        }
    }
}