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

using ComPDFKit.PDFAnnotation;
using ComPDFKit.PDFDocument;
using ComPDFKitViewer;
using ComPDFKitViewer.AnnotEvent;
using ComPDFKitViewer.PdfViewer;
using Microsoft.Office.Core;
using Microsoft.Win32;
using PDF_Office.CustomControl;
using PDF_Office.Helper;
using PDF_Office.Model;
using PDF_Office.Model.BOTA;
using PDF_Office.Properties;
using PDF_Office.ViewModels.BOTA;
using PDF_Office.ViewModels.PropertyPanel.AnnotPanel;
using PDF_Office.Views.BOTA;
using PDF_Office.Views.PropertyPanel.AnnotPanel;
using PDFSettings;
using Prism.Mvvm;
using Prism.Regions;
using Prism.Services.Dialogs;
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Forms;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using static Dropbox.Api.Sharing.ListFileMembersIndividualResult;
using ContextMenu = System.Windows.Controls.ContextMenu;
using HorizontalAlignment = System.Windows.HorizontalAlignment;
using MenuItem = System.Windows.Controls.MenuItem;
using OpenFileDialog = Microsoft.Win32.OpenFileDialog;

namespace PDF_Office.ViewModels.Tools
{
    //文件说明：初始化注释工具的数据，注释工具，菜单响应事件
    public sealed partial class AnnotToolContentViewModel : BindableBase, INavigationAware
    {
        #region 初始化

        #region 初始化数据

        //初始化注释的属性值，并存在本地缓存数据集里
        private void InitDefaultValue()
        {
            InitToolBtnUI();
        }

        //注释工具按钮初始化时的属性值
        private void InitToolBtnUI()
        {
            InitAnnotHighlight();
            InitAnnotUnderline();
            InitAnnotSquiggly();
            InitAnnotStrikeout();
        }

        private void InitAnnotHighlight()
        {
            var annotate = Settings.Default.AppProperties.Annotate;
            if (annotate != null && annotate.HighLightColor != Colors.Transparent)
            {
                HighLightColor = new SolidColorBrush(annotate.HighLightColor);
                HighLightOpacity = 1;
            }
            else
            {
                HighLightColor = new SolidColorBrush(Colors.Red);
                HighLightOpacity = 1;
            }
        }

        private void InitAnnotUnderline()
        {
            var annotate = Settings.Default.AppProperties.Annotate;
            //避免默认值为透明度
            if (annotate != null && annotate.UnderLineColor != Colors.Transparent)
            {
                UnderLineColor = new SolidColorBrush(annotate.UnderLineColor);
                HighLightOpacity = 1;
            }
            else
            {
                UnderLineColor = new SolidColorBrush(Colors.Red);
                UnderLineOpacity = 1;
            }
        }

        private void InitAnnotSquiggly()
        {
            var annotate = Settings.Default.AppProperties.Annotate;
            if (annotate != null && annotate.StrikethroughColor != Colors.Transparent)
            {
                SquigglyColor = new SolidColorBrush(annotate.StrikethroughColor);
                SquigglyOpacity = 1;
            }
            else
            {
                SquigglyColor = new SolidColorBrush(Colors.Red);
                SquigglyOpacity = 1;
            }
        }

        private void InitAnnotStrikeout()
        {
            var annotate = Settings.Default.AppProperties.Annotate;
            if (annotate != null && annotate.StrikethroughColor != Colors.Transparent)
            {
                StrikeoutColor = new SolidColorBrush(annotate.StrikethroughColor);
                StrikeoutOpacity = 1;
            }
            else
            {
                StrikeoutColor = new SolidColorBrush(Colors.Red);
                StrikeoutOpacity = 1;
            }
        }

        //在xaml里引用
        public Dictionary<string, string> GetToolTipDict
        { get { return ToolTipDict; } }

        //用来记录选中、创建注释的标识
        private void InitToolDict()
        {
            ToolExpandDict.Add("SnapshotEdit", AnnotArgsType.SnapshotWithEditTool);
            ToolExpandDict.Add("HighLight", AnnotArgsType.AnnotHighlight);
            ToolExpandDict.Add("UnderLine", AnnotArgsType.AnnotUnderline);
            ToolExpandDict.Add("Squiggly", AnnotArgsType.AnnotSquiggly);
            ToolExpandDict.Add("Strikeout", AnnotArgsType.AnnotStrikeout);
            ToolExpandDict.Add("Freehand", AnnotArgsType.AnnotFreehand);
            ToolExpandDict.Add("Freetext", AnnotArgsType.AnnotFreeText);
            ToolExpandDict.Add("StickyNote", AnnotArgsType.AnnotSticky);
            ToolExpandDict.Add("Rect", AnnotArgsType.AnnotSquare);
            ToolExpandDict.Add("Circle", AnnotArgsType.AnnotCircle);
            ToolExpandDict.Add("Arrow", AnnotArgsType.AnnotLine);
            ToolExpandDict.Add("Line", AnnotArgsType.AnnotLine);
            ToolExpandDict.Add("Link", AnnotArgsType.AnnotLink);
        }

        //注释工具按钮悬浮文案
        private void InitToolTipDict()
        {
            ToolTipDict.Add("Hand", "滚动工具");
            ToolTipDict.Add("BtnSelecttool", "内容选择工具");
            ToolTipDict.Add("SnapshotEdit", "内容选择工具");
            ToolTipDict.Add("HighLight", "高亮" + " | Ctrl+Alt+H");
            ToolTipDict.Add("UnderLine", "高亮" + " | Ctrl+Alt+U");
            ToolTipDict.Add("Squiggly", "波浪线" + " | Ctrl+Alt+Q");
            ToolTipDict.Add("Strikeout", "删除线" + " | Ctrl+Alt+S");
            ToolTipDict.Add("Freehand", "手绘");
            ToolTipDict.Add("Freetext", "文字");
            ToolTipDict.Add("StickyNote", "便签");
            ToolTipDict.Add("Rect", "矩形");
            ToolTipDict.Add("Circle", "圆");
            ToolTipDict.Add("Arrow", "箭头");
            ToolTipDict.Add("Line", "线条");
            ToolTipDict.Add("Link", "超链接");
            ToolTipDict.Add("Stamp", "图章");
            ToolTipDict.Add("Image", "图片");
            ToolTipDict.Add("Signature", "签名");
            ToolTipDict.Add("ShowAnnot", "显示/隐藏注释");
        }

        //便签批注弹窗
        private void LoaedStickyNotePopup()
        {
            if (PDFViewer == null) return;

            if (customStickyPopup == null)
            {
                customStickyPopup = new StickyNotePopup();
                PDFViewer.SetStickyNotePop(customStickyPopup);
            }
        }

        #endregion 初始化数据

        #endregion 初始化

        #region 注释工具

        //注释工具
        private void FindAnnotTypeKey(string tag, ref AnnotHandlerEventArgs annotArgs, bool isRightMenuAdd = false)
        {
            switch (tag)
            {
                case "SnapshotEdit"://内容选择
                    annotArgs = GetSnapshotEdit();
                    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(tag);
                    break;

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

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

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

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

            if (annotArgs != null)
                annotArgs.Author = Settings.Default.AppProperties.Description.Author;
        }

        /// <summary>
        /// 高亮注释
        /// </summary>
        private AnnotHandlerEventArgs GetHighLight(List<AnnotHandlerEventArgs> selectedArgs = null)
        {
            TextHighlightAnnotArgs highlightArgs = null;

            if (selectedArgs == null || selectedArgs.Count == 0)
            {
                highlightArgs = new TextHighlightAnnotArgs();
                highlightArgs.Transparency = highLightOpacity;
                highlightArgs.Color = (highLightColor as SolidColorBrush).Color;

                if (highlightArgs != null)
                {
                    selectedArgs = new List<AnnotHandlerEventArgs>();
                    selectedArgs.Add(highlightArgs);
                }
            }
            else
            {
                highlightArgs = selectedArgs[0] as TextHighlightAnnotArgs;
            }
            AddToPropertyPanel("TextAnnotProperty", "HighLight", selectedArgs);
            return highlightArgs;
        }

        /// <summary>
        /// 链接
        /// </summary>
        /// <param name="selectedArgs">所选中的注释</param>
        /// <param name="annotAttribEvent">注释属性列表</param>
        public AnnotHandlerEventArgs GetLink(List<AnnotHandlerEventArgs> selectedArgs = null, AnnotAttribEvent annotAttribEvent = null)
        {
            LinkAnnotArgs linkArgs = new LinkAnnotArgs();

            if (selectedArgs != null && selectedArgs.Count > 0)
            {
                linkArgs = selectedArgs[0] as LinkAnnotArgs;
            }
            else
            {
                linkArgs.URI = string.Empty;
                linkArgs.LinkType = LINK_TYPE.GOTO;
                linkArgs.DestIndex = -1;
                if (linkArgs != null)
                {
                    selectedArgs = new List<AnnotHandlerEventArgs>();
                    selectedArgs.Add(linkArgs);
                }
            }

            AddToPropertyPanel("LinkAnnotProperty", "Link", selectedArgs, annotAttribEvent);
            return linkArgs;
        }

        /// <summary>
        /// 下划线
        /// </summary>
        /// <param name="selectedArgs"></param>
        private AnnotHandlerEventArgs GetUnderLine(List<AnnotHandlerEventArgs> selectedArgs = null)
        {
            TextUnderlineAnnotArgs underlineArgs = null;

            if (selectedArgs == null || selectedArgs.Count == 0)
            {
                underlineArgs = new TextUnderlineAnnotArgs();
                underlineArgs.Transparency = UnderLineOpacity;
                underlineArgs.Color = (UnderLineColor as SolidColorBrush).Color;

                if (underlineArgs != null)
                {
                    selectedArgs = new List<AnnotHandlerEventArgs>();
                    selectedArgs.Add(underlineArgs);
                }
            }
            else
            {
                underlineArgs = selectedArgs[0] as TextUnderlineAnnotArgs;
            }

            AddToPropertyPanel("TextAnnotProperty", "UnderLine", selectedArgs);
            return underlineArgs;
        }

        /// <summary>
        /// 波浪线
        /// </summary>
        /// <param name="selectedArgs"></param>
        /// <returns></returns>
        private AnnotHandlerEventArgs GetSquiggly(List<AnnotHandlerEventArgs> selectedArgs = null)
        {
            TextSquigglyAnnotArgs squigglyArgs = null;

            if (selectedArgs == null || selectedArgs.Count == 0)
            {
                squigglyArgs = new TextSquigglyAnnotArgs();
                squigglyArgs.Transparency = SquigglyOpacity;
                squigglyArgs.Color = (squigglyColor as SolidColorBrush).Color;

                if (squigglyArgs != null)
                {
                    selectedArgs = new List<AnnotHandlerEventArgs>();
                    selectedArgs.Add(squigglyArgs);
                }
            }
            else
            {
                squigglyArgs = selectedArgs[0] as TextSquigglyAnnotArgs;
            }

            AddToPropertyPanel("TextAnnotProperty", "Squiggly", selectedArgs);
            return squigglyArgs;
        }

        /// <summary>
        /// 删除线
        /// </summary>
        /// <param name="selectedArgs"></param>
        /// <returns></returns>
        private AnnotHandlerEventArgs GetStrikeout(List<AnnotHandlerEventArgs> selectedArgs = null)
        {
            TextStrikeoutAnnotArgs strikeoutArgs = null;

            if (selectedArgs == null || selectedArgs.Count == 0)
            {
                strikeoutArgs = new TextStrikeoutAnnotArgs();
                strikeoutArgs.Transparency = strikeoutOpacity;
                strikeoutArgs.Color = (strikeoutColor as SolidColorBrush).Color;

                if (strikeoutArgs != null)
                {
                    selectedArgs = new List<AnnotHandlerEventArgs>();
                    selectedArgs.Add(strikeoutArgs);
                }
            }
            else
            {
                strikeoutArgs = selectedArgs[0] as TextStrikeoutAnnotArgs;
            }

            AddToPropertyPanel("TextAnnotProperty", "Strikeout", selectedArgs);
            return strikeoutArgs;
        }

        /// <summary>
        /// 手绘
        /// </summary>
        /// <param name="selectedArgs"></param>
        /// <returns></returns>
        private AnnotHandlerEventArgs GetFreehand(List<AnnotHandlerEventArgs> selectedArgs = null)
        {
            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.Transparency = 1;
                freehandArgs.LineWidth = 2;

                if (freehandArgs != null)
                {
                    selectedArgs = new List<AnnotHandlerEventArgs>();
                    selectedArgs.Add(freehandArgs);
                }
            }
            else
            {
                freehandArgs = selectedArgs[0] as FreehandAnnotArgs;
            }

            AddToPropertyPanel("FreehandAnnotProperty", "Freehand", selectedArgs);
            return freehandArgs;
        }

        /// <summary>
        /// 文本
        /// </summary>
        /// <param name="selectedArgs"></param>
        /// <returns></returns>
        private AnnotHandlerEventArgs GetFreetext(List<AnnotHandlerEventArgs> selectedArgs = null)
        {
            FreeTextAnnotArgs freetextArgs = null;
            TextAlignment textAlignment;

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

                var annotate = Settings.Default.AppProperties.Annotate;
                if (annotate != null)
                {
                    freetextArgs.FontColor = annotate.TextAnnoteColor;
                }
                else
                {
                    freetextArgs.FontColor = Colors.Black;
                }

                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;

                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;
            }

            AddToPropertyPanel("FreetextAnnotProperty", "Freetext", selectedArgs);
            return freetextArgs;
        }

        /// <summary>
        /// 便签
        /// </summary>
        /// <param name="selectedArgs"></param>
        /// <returns></returns>
        private AnnotHandlerEventArgs GetStickyNote(List<AnnotHandlerEventArgs> selectedArgs = null)
        {
            StickyAnnotArgs stickyAnnotArgs = new StickyAnnotArgs();

            if (selectedArgs == null || selectedArgs.Count == 0)
            {
                var annotate = Settings.Default.AppProperties.Annotate;
                if (annotate != null)
                {
                    stickyAnnotArgs.Color = annotate.NoteAnnoteColor;
                }
                else
                {
                    stickyAnnotArgs.Color = Color.FromRgb(0xFF, 0x81, 0x33);
                }
                stickyAnnotArgs.StickyNote = string.Empty;
                stickyAnnotArgs.Transparency = 1;

                if (stickyAnnotArgs != null)
                {
                    selectedArgs = new List<AnnotHandlerEventArgs>();
                    selectedArgs.Add(stickyAnnotArgs);
                }
            }
            else
            {
                stickyAnnotArgs = selectedArgs[0] as StickyAnnotArgs;
            }

            List<AnnotHandlerEventArgs> stickyAnnotArgsList = new List<AnnotHandlerEventArgs>();
            if (stickyAnnotArgs != null)
                stickyAnnotArgsList.Add(stickyAnnotArgs);

            AddToPropertyPanel("StickyNoteProperty", "StickyNote", selectedArgs);
            return stickyAnnotArgs;
        }

        /// <summary>
        /// 矩形
        /// </summary>
        /// <param name="selectedArgs"></param>
        /// <returns></returns>
        private AnnotHandlerEventArgs GetRect(List<AnnotHandlerEventArgs> selectedArgs = null)
        {
            SquareAnnotArgs squareArgs = null;

            if (selectedArgs == null || selectedArgs.Count == 0)
            {
                squareArgs = new SquareAnnotArgs();
                var annotate = Settings.Default.AppProperties.Annotate;
                if (annotate != null)
                {
                    squareArgs.BgColor = annotate.RectangleFillColor;
                    squareArgs.LineColor = annotate.RectangleBorderColor;
                }
                else
                {
                    squareArgs.LineColor = Colors.Red;
                    squareArgs.BgColor = Colors.Red;
                }

                squareArgs.LineWidth = 1;
                squareArgs.Transparency = 1;
                squareArgs.LineDash = DashStyles.Solid;
                squareArgs.Content = string.Empty;
                if (squareArgs != null)
                {
                    selectedArgs = new List<AnnotHandlerEventArgs>();
                    selectedArgs.Add(squareArgs);
                }
            }
            else
            {
                squareArgs = selectedArgs[0] as SquareAnnotArgs;
            }

            AddToPropertyPanel("SharpsAnnotProperty", "Rect", selectedArgs);
            return squareArgs;
        }

        /// <summary>
        /// 圆
        /// </summary>
        /// <param name="selectedArgs"></param>
        /// <returns></returns>
        private AnnotHandlerEventArgs GetCircle(List<AnnotHandlerEventArgs> selectedArgs = null)
        {
            CircleAnnotArgs circleAnnotArgs = null;

            if (selectedArgs == null || selectedArgs.Count == 0)
            {
                circleAnnotArgs = new CircleAnnotArgs();
                var annotate = Settings.Default.AppProperties.Annotate;
                if (annotate != null)
                {
                    circleAnnotArgs.LineColor = annotate.CircleBorderColor;
                    circleAnnotArgs.BgColor = annotate.CircleFillColor;
                }
                else
                {
                    circleAnnotArgs.LineColor = Colors.Red;
                    circleAnnotArgs.BgColor = Colors.Red;
                }

                circleAnnotArgs.LineWidth = 1;
                circleAnnotArgs.Transparency = 1;
                circleAnnotArgs.LineDash = DashStyles.Solid;
                circleAnnotArgs.Content = string.Empty;

                if (circleAnnotArgs != null)
                {
                    selectedArgs = new List<AnnotHandlerEventArgs>();
                    selectedArgs.Add(circleAnnotArgs);
                }
            }
            else
            {
                circleAnnotArgs = selectedArgs[0] as CircleAnnotArgs;
            }

            AddToPropertyPanel("SharpsAnnotProperty", "Circle", selectedArgs);
            return circleAnnotArgs;
        }

        /// <summary>
        /// 箭头 线
        /// </summary>
        /// <param name="TagStr"></param>
        /// <param name="selectedArgs"></param>
        /// <returns></returns>
        private AnnotHandlerEventArgs GetArrowLine(string TagStr, List<AnnotHandlerEventArgs> selectedArgs = null)
        {
            LineAnnotArgs lineArgs = new LineAnnotArgs();

            if (selectedArgs == null || selectedArgs.Count == 0)
            {
                var annotate = Settings.Default.AppProperties.Annotate;
                if (annotate != null)
                {
                    lineArgs.LineColor = annotate.LineColor;
                }
                else
                {
                    lineArgs.LineColor = Colors.Red;
                }
                lineArgs.LineColor = Colors.Red;
                lineArgs.HeadLineType = C_LINE_TYPE.LINETYPE_NONE;
                if (TagStr == "Line")
                {
                    lineArgs.TailLineType = C_LINE_TYPE.LINETYPE_NONE;
                }
                else
                {
                    lineArgs.TailLineType = C_LINE_TYPE.LINETYPE_ARROW;
                }
                lineArgs.LineDash = DashStyles.Solid;
                lineArgs.LineWidth = 1;
                lineArgs.Transparency = 1;
                lineArgs.Content = string.Empty;

                if (lineArgs != null)
                {
                    selectedArgs = new List<AnnotHandlerEventArgs>();
                    selectedArgs.Add(lineArgs);
                }
            }
            else
            {
                lineArgs = selectedArgs[0] as LineAnnotArgs;
            }

            AddToPropertyPanel("SharpsAnnotProperty", TagStr, selectedArgs);
            return lineArgs;
        }

        /// <summary>
        /// 图章
        /// </summary>
        /// <returns></returns>
        private AnnotHandlerEventArgs GetStamp()
        {
            StampAnnotArgs stampAnnotArgs = new StampAnnotArgs();
            stampAnnotArgs.Opacity = 1;
            stampAnnotArgs.StampText = "APPROVED";
            stampAnnotArgs.Type = StampType.STANDARD_STAMP;

            List<AnnotHandlerEventArgs> stampAnnotArgsList = new List<AnnotHandlerEventArgs>();
            if (stampAnnotArgs != null)
                stampAnnotArgsList.Add(stampAnnotArgs);

            AddToPropertyPanel("StampAnnotProperty", null, stampAnnotArgsList);
            return stampAnnotArgs;
        }

        /// <summary>
        /// 签名
        /// </summary>
        /// <returns></returns>
        private AnnotHandlerEventArgs GetSignature()
        {
            AddToPropertyPanel("SignatureAnnotProperty");
            return null;
        }

        private AnnotHandlerEventArgs GetImage()
        {
            StampAnnotArgs stampArgs = new StampAnnotArgs();
            stampArgs.Opacity = 1;
            stampArgs.Type = StampType.IMAGE_STAMP;
            OpenFileDialog openFileDialog = new OpenFileDialog();
            openFileDialog.Filter = "Image Files(*.jpg;*.jpeg;*.png;*.bmp)|*.jpg;*.jpeg;*.png;*.bmp;";
            if (openFileDialog.ShowDialog() == true)
            {
                stampArgs.ImagePath = openFileDialog.FileName;
            }

            List<AnnotHandlerEventArgs> stampArgsList = new List<AnnotHandlerEventArgs>();
            if (stampArgs != null)
                stampArgsList.Add(stampArgs);

            AddToPropertyPanel("ImageAnnotProperty", null, stampArgsList);
            return stampArgs;
        }

        /// <summary>
        /// 内容选择
        /// </summary>
        /// <param name="annotBtn"></param>
        /// <returns></returns>
        private AnnotHandlerEventArgs GetSnapshotEdit()
        {
            SnapshotEditToolArgs snapshotArgs = new SnapshotEditToolArgs();
            //SnapshotEditMenuViewModel snapshotEditMenuViewModel = new SnapshotEditMenuViewModel();
            snapshotArgs.ControlPointColor = Colors.White;
            snapshotArgs.BgColor = Color.FromArgb(0x99, 0x00, 0x00, 0x00);
            snapshotArgs.LineColor = Color.FromArgb(0xFF, 0x47, 0x7E, 0xDE);

            SnapshotEditMenuViewModel.SnapToolArgs = snapshotArgs;
            SnapshotEditMenuViewModel.PDFViewer = PDFViewer;
            SnapshotEditMenuViewModel.SnapToolEvent -= SnapshotEditMenuViewModel_SnapToolEvent;
            SnapshotEditMenuViewModel.SnapToolEvent += SnapshotEditMenuViewModel_SnapToolEvent;

            #region to do

            //SnapshotEditMenu snapMenu = new SnapshotEditMenu();
            //snapshotArgs.ToolPanel = snapMenu;
            //SnapshotEditMenuViewModel snapshotEditMenuViewModel = (SnapshotEditMenuViewModel)snapMenu.DataContext;
            //snapshotEditMenuViewModel.SnapToolArgs = snapshotArgs;
            //snapshotEditMenuViewModel.PDFViewer = PDFViewer;
            //snapshotEditMenuViewModel.ToggleBtn = annotBtn;
            //snapshotEditMenuViewModel.SnapToolEvent += SnapshotEditMenuViewModel_SnapToolEvent;
            //SnapshotEditMenuViewModel = snapshotEditMenuViewModel;

            #endregion to do

            return snapshotArgs;
        }

        #endregion 注释工具

        #region 菜单

        /// <summary>
        /// 选择文本、图片，右键菜单
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void AnnotToolMenu_Click(object sender, RoutedEventArgs e)
        {
            if (sender is MenuItem clickMenu && clickMenu.CommandParameter is AnnotCommandArgs)
            {
                AnnotCommandArgs annotCommand = clickMenu.CommandParameter as AnnotCommandArgs;

                switch (clickMenu.Tag.ToString())
                {
                    case "HighLight"://字体高亮
                        TextHighlightAnnotArgs highlightArgs = (TextHighlightAnnotArgs)GetHighLight();
                        highlightArgs.ClientRect = annotCommand.TextRect;
                        highlightArgs.Content = annotCommand.Text;
                        highlightArgs.Author = Settings.Default.AppProperties.Description.Author;
                        PDFViewer.SetMouseMode(MouseModes.AnnotCreate);
                        PDFViewer.SetToolParam(highlightArgs);
                        PDFViewer.SetMouseMode(MouseModes.PanTool);
                        break;

                    case "UnderLine"://下划线
                        TextUnderlineAnnotArgs underlineArgs = (TextUnderlineAnnotArgs)GetUnderLine();
                        underlineArgs.ClientRect = annotCommand.TextRect;
                        underlineArgs.Content = annotCommand.Text;
                        underlineArgs.Author = Settings.Default.AppProperties.Description.Author;
                        PDFViewer.SetMouseMode(MouseModes.AnnotCreate);
                        PDFViewer.SetToolParam(underlineArgs);
                        PDFViewer.SetMouseMode(MouseModes.PanTool);
                        break;

                    case "Strikeout"://删除线
                        TextStrikeoutAnnotArgs strikeoutArgs = (TextStrikeoutAnnotArgs)GetStrikeout();
                        strikeoutArgs.ClientRect = annotCommand.TextRect;
                        strikeoutArgs.Content = annotCommand.Text;
                        strikeoutArgs.Author = Settings.Default.AppProperties.Description.Author;
                        PDFViewer.SetMouseMode(MouseModes.AnnotCreate);
                        PDFViewer.SetToolParam(strikeoutArgs);
                        PDFViewer.SetMouseMode(MouseModes.PanTool);
                        break;

                    case "Freetext"://文本
                        FreeTextAnnotArgs textArgs = (FreeTextAnnotArgs)GetFreetext();
                        textArgs.ClientRect = annotCommand.TextRect;
                        //textArgs.Transparency = 1;
                        //textArgs.BgColor = Colors.Transparent;
                        //textArgs.LineColor = Colors.Red;
                        //textArgs.LineWidth = 2;
                        textArgs.TextContent = annotCommand.Text;

                        PDFViewer.CreatePageAnnot(annotCommand.PageIndex, textArgs);
                        break;

                    case "StickyNote"://便签
                        StickyAnnotArgs stickyAnnotArgs = (StickyAnnotArgs)GetStickyNote();
                        stickyAnnotArgs.ClientRect = annotCommand.TextRect;
                        PDFViewer.CreatePageAnnot(annotCommand.PageIndex, stickyAnnotArgs);
                        break;

                    case "Rect"://矩形
                        SquareAnnotArgs squareAnnotArgs = (SquareAnnotArgs)GetRect();
                        squareAnnotArgs.ClientRect = annotCommand.TextRect;
                        PDFViewer.CreatePageAnnot(annotCommand.PageIndex, squareAnnotArgs);
                        break;

                    case "Circle"://圆
                        CircleAnnotArgs circleAnnotArgs = (CircleAnnotArgs)GetCircle();
                        circleAnnotArgs.ClientRect = annotCommand.TextRect;
                        PDFViewer.CreatePageAnnot(annotCommand.PageIndex, circleAnnotArgs);
                        break;

                    case "Line"://线
                        LineAnnotArgs lineAnnotArgs = (LineAnnotArgs)GetArrowLine(clickMenu.Tag.ToString());
                        lineAnnotArgs.ClientRect = annotCommand.TextRect;
                        lineAnnotArgs.LinePoints.Add(new Point(annotCommand.TextRect.Left, annotCommand.TextRect.Top));
                        lineAnnotArgs.LinePoints.Add(new Point(annotCommand.TextRect.Right, annotCommand.TextRect.Bottom));
                        PDFViewer.CreatePageAnnot(annotCommand.PageIndex, lineAnnotArgs);
                        break;

                    case "Link"://链接
                        LinkAnnotArgs linkArgs = new LinkAnnotArgs();
                        linkArgs.ClientRect = annotCommand.TextRect;
                        linkArgs.URI = string.Empty;
                        linkArgs.LinkType = LINK_TYPE.GOTO;
                        linkArgs.DestIndex = annotCommand.PageIndex;
                        PDFViewer.CreatePageAnnot(annotCommand.PageIndex, linkArgs);
                        BtnLinkIsChecked = true;
                        List<AnnotHandlerEventArgs> lists = new List<AnnotHandlerEventArgs>();
                        lists.Add(linkArgs);
                        AnnotHandlerEventArgs annotArgs = GetLink(lists);
                        PDFViewer.SetMouseMode(MouseModes.AnnotCreate);
                        PDFViewer.SetToolParam(annotArgs);
                        viewContentViewModel.IsPropertyOpen = true;
                        break;

                    case "OutLine":
                        bool isTabItemAnnotation = IsBOTATabItemShow(out BOTAContentViewModel bOTAContentViewModel, out BOTAContent bOTAContent, "TabItemOutLine");
                        if (isTabItemAnnotation == false)
                        {
                            bOTAContent.TabItemOutLine.IsSelected = true;
                        }
                        OutLineControlViewModel outLineControlViewModel = GetOutLineControlViewModel(bOTAContentViewModel, out OutLineControl outLineControl);
                        if (outLineControlViewModel != null && outLineControl != null)
                        {
                            string str = null;
                            if (string.IsNullOrEmpty(annotCommand.Text))
                            {
                                str = (annotCommand.PageIndex + 1).ToString();
                            }
                            else
                            {
                                str = annotCommand.Text;
                            }
                            OutlineNode outline = outLineControl.AddOutlineNode(str);
                            CPDFOutline result = outline.Outline;
                            if (result != null)
                            {
                                outLineControlViewModel.SetTitle(result, str);
                                outLineControlViewModel.Updata(false);

                                //outLineControl.IsReName = true;
                                //if (outLineControl.OutlineView.SelectedItem is OutlineNode selectOutLine)
                                //{
                                //    outLineControl.ReNameOutlineNode = outline;
                                //}
                            }
                        }

                        break;

                    case "ExportPicture":
                        ExportPicture_MenuItemClick();
                        break;
                }
                //ShowPropertyPanel(false);
            }
        }

        private void ExportPicture_MenuItemClick()
        {
            //图片提取

            try
            {
                List<System.Drawing.Bitmap> imageList = new List<System.Drawing.Bitmap>();
                Dictionary<int, List<System.Drawing.Bitmap>> imageDict = PDFViewer?.GetSelectedImages();
                foreach (int pageIndex in imageDict.Keys)
                {
                    imageList = imageDict[pageIndex];
                }
                string path = PDFViewer.Document.FileName;
                System.Windows.Forms.FolderBrowserDialog folderDialog = new FolderBrowserDialog();
                if (folderDialog.ShowDialog() == System.Windows.Forms.DialogResult.OK)
                {
                    int i = 1;
                    int pagenum = 1;
                    string choosePath = folderDialog.SelectedPath;
                    string sPath = choosePath + "\\" + path + "_Extract Image";
                    sPath = GetExportPathName(sPath);

                    if (!Directory.Exists(sPath))
                    {
                        Directory.CreateDirectory(sPath);
                    }
                    if (Directory.Exists(sPath))
                    {
                        foreach (System.Drawing.Bitmap image in imageList)
                        {
                            foreach (var item in imageDict.Keys)
                            {
                                pagenum = item;
                            }
                            string filename = path + "_" + "Page" + (pagenum + 1).ToString() + "_" + GetNum(i);
                            string savePath = System.IO.Path.Combine(sPath, filename + ".jpg");
                            image.Save(savePath, System.Drawing.Imaging.ImageFormat.Jpeg);
                            i++;
                        }
                        System.Diagnostics.Process.Start("explorer", "/select,\"" + sPath + "\"");
                    }
                }
            }
            catch (Exception ex) { }
        }

        public string GetExportPathName(string path)
        {
            int i = 1;
            string outpath = path;
            while (Directory.Exists(outpath))
            {
                outpath = path + $"({i.ToString()})";
                i++;
            }
            return outpath;
        }

        private string GetNum(int num)
        {
            if (num % 10 < 1)
            {
                return "00" + num.ToString();
            }
            if (num % 10 >= 1 && num % 10 < 10)
            {
                return "0" + num.ToString();
            }
            else
            {
                return num.ToString();
            }
        }

        #region 注释右键菜单事件

        //高亮、下划线、删除
        private void HightAnnotCopyText_Menu(object obj)
        {
            if (obj as CusMenuItem != null)
            {
                var menu = obj as CusMenuItem;
                var annot = menu.Parameter as AnnotHandlerEventArgs;
                if (annot != null)
                {
                    System.Windows.Clipboard.SetText(annot.Content);
                }
            }
        }

        //更改为当前注释属性默认值
        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 TextHighlightAnnotArgs)
                    {
                        var color = (annot as TextHighlightAnnotArgs).Color;
                        Settings.Default.AppProperties.Annotate.HighLightColor = color;
                        HighLightColor = new SolidColorBrush(color);
                    }
                    else if (annot is TextUnderlineAnnotArgs)
                    {
                        var color = (annot as TextHighlightAnnotArgs).Color;
                        Settings.Default.AppProperties.Annotate.UnderLineColor = color;
                        UnderLineColor = new SolidColorBrush(color);
                    }
                    else if (annot is TextStrikeoutAnnotArgs)
                    {
                        var color = (annot as TextHighlightAnnotArgs).Color;
                        Settings.Default.AppProperties.Annotate.StrikethroughColor = color;
                        StrikeoutColor = new SolidColorBrush(color);
                    }
                    else if (annot is FreehandAnnotArgs)
                    {
                        var color = (annot as FreehandAnnotArgs).InkColor;
                        Settings.Default.AppProperties.Annotate.FreeHandColor = color;
                    }
                    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;
                    }
                    else if (annot is StickyAnnotArgs)
                    {
                        var color = (annot as StickyAnnotArgs).Color;
                        Settings.Default.AppProperties.Annotate.NoteAnnoteColor = color;
                    }
                    else if (annot is SquareAnnotArgs)
                    {
                        var bgColor = (annot as SquareAnnotArgs).BgColor;
                        Settings.Default.AppProperties.Annotate.RectangleFillColor = bgColor;
                        var borderColor = (annot as SquareAnnotArgs).LineColor;
                        Settings.Default.AppProperties.Annotate.RectangleBorderColor = borderColor;
                    }
                    else if (annot is CircleAnnotArgs)
                    {
                        var bgColor = (annot as CircleAnnotArgs).BgColor;
                        Settings.Default.AppProperties.Annotate.CircleFillColor = bgColor;
                        var borderColor = (annot as CircleAnnotArgs).LineColor;
                        Settings.Default.AppProperties.Annotate.CircleBorderColor = borderColor;
                    }
                    else if (annot is LineAnnotArgs)
                    {
                        var color = (annot as LineAnnotArgs).LineColor;
                        Settings.Default.AppProperties.Annotate.LineColor = color;
                    }

                    Settings.Default.Save();
                }
            }
        }

        private System.Windows.Controls.Primitives.Popup popup = null;

        //更改颜色
        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 = annot;
                    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 parentWnd_MouseDown(object sender, MouseButtonEventArgs e)
        {
            var ui = Mouse.DirectlyOver as FrameworkElement;
            if (ui != null)
            {
                if (popup != null)
                {
                    popup.IsOpen = false;
                }
            }
        }

        private void AnnotMenu_ColorSelected(object sender, Color e)
        {
            if (sender != null)
            {
                var annot = (sender as FrameworkElement).DataContext 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());
                        AnnotEvent?.UpdateAttrib(AnnotAttrib.FontColor, e);
                        AnnotEvent?.UpdateAnnot();
                    }
                    else if (annot is SquareAnnotArgs || annot is CircleAnnotArgs)
                    {
                        var AnnotEvent = AnnotAttribEvent.GetAnnotAttribEvent(annot, annot.GetAnnotAttrib());
                        AnnotEvent?.UpdateAttrib(AnnotAttrib.FillColor, 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();
                    }
                }
            }
        }

        //添加笔记
        private void AnnotAddNoteText_Menu(object obj)
        {
            if (obj as CusMenuItem != null)
            {
                var menu = obj as CusMenuItem;
                var annot = menu.Parameter as AnnotHandlerEventArgs;
                if (annot != null)
                {
                    AnnotationHandlerEventArgs args = new AnnotationHandlerEventArgs();

                    args.ClientRect = annot.ClientRect;
                    args.AnnotHandlerEventArgs = annot;
                    args.PageIndex = annot.PageIndex;
                    args.AnnotIndex = annot.AnnotIndex;
                    args.EventType = annot.EventType;
                    args.CreateTime = annot.CreateTime;
                    args.UpdateTime = annot.UpdateTime;
                    args.Content = annot.Content;
                    args.MarkupContent = annot.MarkupContent;
                    args.Author = annot.Author;
                    args.Locked = annot.Locked;
                    args.ReadOnly = annot.ReadOnly;
                    args.FormField = annot.FormField;
                    args.Document = PDFViewer.Document;

                    DialogParameters value = new DialogParameters();
                    value.Add(ParameterNames.Annotation, args);
                    dialogs.ShowDialog(DialogNames.AddAnnotationDialog, value, e =>
                    {
                        if (e.Result == ButtonResult.OK && e.Parameters != null)
                        {
                            PDFViewer.UndoManager.CanSave = true;
                            if (e.Parameters.ContainsKey(ParameterNames.Annotation) && e.Parameters.ContainsKey(ParameterNames.AnnotEvent))
                            {
                            }
                        }
                    });
                }
            }
        }

        //手绘
        private void FreeHandLineStyle_Menu(object obj)
        {
            if (obj as CusMenuItem != null)
            {
                var menu = obj as CusMenuItem;
                var annot = menu.Parameter as FreehandAnnotArgs;
                if (annot != null)
                {
                    var AnnotEvent = AnnotAttribEvent.GetAnnotAttribEvent(annot, annot.GetAnnotAttrib());
                    if (menu.tag.ToString() == "Solid")
                    {
                        AnnotEvent?.UpdateAttrib(AnnotAttrib.LineStyle, AnnotPropertyPanel.GetLineDashStyle(true));
                    }
                    else
                    {
                        AnnotEvent?.UpdateAttrib(AnnotAttrib.LineStyle, AnnotPropertyPanel.GetLineDashStyle(false));
                    }

                    AnnotEvent?.UpdateAnnot();
                }
            }
        }

        //文本

        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);
                    }
                    AnnotEvent?.UpdateAnnot();
                }
            }
        }

        //便签

        private void StrikeNoteEditStrike_Menu(object obj)
        {
            if (obj as CusMenuItem != null)
            {
                var menu = obj as CusMenuItem;
                var annot = menu.Parameter as AnnotHandlerEventArgs;
                if (annot != null)
                {
                    List<AnnotHandlerEventArgs> list = new List<AnnotHandlerEventArgs>();
                    list.Add(annot);
                    GetStickyNote(list);
                    annot.Author = Settings.Default.AppProperties.Description.Author;
                    PDFViewer.SetMouseMode(MouseModes.AnnotCreate);
                    PDFViewer.SetToolParam(annot);

                    #region 设计重新调整，阅读页空白处，右键菜单，添加链接需要显示，其他和pro mac一样的效果，不显示属性栏

                    //isRightMenuAddAnnot = false;

                    #endregion 设计重新调整，阅读页空白处，右键菜单，添加链接需要显示，其他和pro mac一样的效果，不显示属性栏
                }
            }
        }

        //形状

        private void ShapeLineStyle_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 == "Solid")
                    {
                        var dashStyle = AnnotPropertyPanel.GetLineDashStyle(true);
                        AnnotEvent?.UpdateAttrib(AnnotAttrib.LineStyle, dashStyle);
                    }
                    else
                    {
                        var dashStyle = AnnotPropertyPanel.GetLineDashStyle(false);
                        AnnotEvent?.UpdateAttrib(AnnotAttrib.LineStyle, dashStyle);
                    }
                    AnnotEvent?.UpdateAnnot();
                }
            }
        }

        private void ShapeLineDirect_Menu(object obj)
        {
            if (obj as CusMenuItem != null)
            {
                var menu = obj as CusMenuItem;
                var annot = menu.Parameter as LineAnnotArgs;
                var tag = menu.control.Tag;
                if (annot != null && tag != null)
                {
                    var strTag = tag.ToString();
                    var AnnotEvent = AnnotAttribEvent.GetAnnotAttribEvent(annot, annot.GetAnnotAttrib());
                    if (strTag == "Ver")
                    {
                        annot.SetLineVertical();
                    }
                    else
                    {
                        annot.SetLineHorizontal();
                    }
                }
            }
        }

        private void Link_Menu(object obj)
        {
            if (obj is CusMenuItem menuItem)
            {
                if (menuItem.Parameter is LinkAnnotArgs linkAnnotArgs)
                {
                    var result = PDFViewer.RemovePageAnnot(linkAnnotArgs.PageIndex, linkAnnotArgs.AnnotIndex);
                    if (result)
                    {
                        viewContentViewModel.SelectedPrpoertyPanel("PropertyPanelContent", null);
                        bool isTabItemAnnotation = IsBOTATabItemShow(out BOTAContentViewModel bOTAContentViewModel, out BOTAContent bOTAContent, "TabItemAnnotation");
                        if (isTabItemAnnotation)
                        {
                            AnnotationContentViewModel viewModel = GetAnnotationContentViewModel(bOTAContentViewModel, out AnnotationContent annotation);
                            if (viewModel != null)
                            {
                                viewModel.UpdateModifiedAnnot(linkAnnotArgs.PageIndex, linkAnnotArgs.AnnotIndex, true);
                            }
                        }
                    }
                }
            }
        }

        //图章
        private void StampExportPicture_Menu(object obj)
        {
            if (obj as CusMenuItem != null)
            {
                var menu = obj as CusMenuItem;
                var annot = menu.Parameter as StampAnnotArgs;
                if (annot != null)
                {
                    Microsoft.Win32.SaveFileDialog dlg = new Microsoft.Win32.SaveFileDialog();
                    var format = menu.tag.ToString();
                    if (format == "PDF")
                        dlg.Filter = "PDF|*.pdf";
                    else
                        dlg.Filter = format + "|*." + format.ToLower();

                    dlg.DefaultExt = "." + menu.tag.ToString().ToLower();
                    dlg.FileName = PDFViewer.Document.FileName;
                    if (dlg.ShowDialog() == true)
                    {
                        var stampPicture = dlg.FileName;
                        if (menu.tag.ToString() == "PDF")
                        {
                            var writeStamp = annot.GetStampDrawing();
                            var tempDoc = new CPDFViewer();
                            tempDoc.CreateDocument();
                            if (tempDoc.Document == null)
                            {
                                AlertsMessage alertsMessage = new AlertsMessage();
                                alertsMessage.ShowDialog("", "创建文件失败.", "OK");
                                return;
                            }
                            byte[] buffer;
                            var encoder = new PngBitmapEncoder();
                            encoder.Frames.Add(BitmapFrame.Create(writeStamp));
                            using (var memoryStream = new MemoryStream())
                            {
                                encoder.Save(memoryStream);
                                buffer = memoryStream.ToArray();
                            }

                            tempDoc.Document.InsertPage(0, writeStamp.PixelWidth, writeStamp.PixelHeight, buffer, CPDFDocumentImageMode.CPDFDocumentImageModeScaleAspectFit);
                            var result = tempDoc.Document.WriteToFilePath(dlg.FileName);
                            if (result)
                            {
                            }
                        }
                        else
                        {
                            var writeStamp = annot.GetStampDrawing();
                            using (FileStream stream5 = new FileStream(stampPicture, FileMode.Create))
                            {
                                PngBitmapEncoder encoder5 = new PngBitmapEncoder();
                                encoder5.Frames.Add(BitmapFrame.Create(writeStamp));
                                encoder5.Save(stream5);
                            }
                        }
                    }
                }
            }
        }

        #endregion 注释右键菜单事件

        #endregion 菜单
    }
}