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

using ComPDFKit.PDFAnnotation;
using ComPDFKitViewer;
using ComPDFKitViewer.AnnotEvent;
using ComPDFKitViewer.PdfViewer;
using Microsoft.Win32;
using PDF_Office.CustomControl;
using PDF_Office.Helper;
using PDF_Office.Model;
using PDF_Office.Properties;
using PDF_Office.ViewModels.PropertyPanel;
using PDF_Office.Views.PropertyPanel.AnnotPanel;
using PDFSettings;
using Prism.Commands;
using Prism.Mvvm;
using Prism.Regions;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Media;

namespace PDF_Office.ViewModels.Tools
{

    public sealed partial class AnnotToolContentViewModel : BindableBase, INavigationAware
    {

        public AnnotToolContentViewModel(IRegionManager regionManager)
        {
            region = regionManager;

            MyToolsCommand = new DelegateCommand<CustomIconToggleBtn>(BtnMyTools_Click);
            PropertyRegionName = Guid.NewGuid().ToString();
            BindingEvent();
            InitDefaultValue();
        }


        private Dictionary<string, bool> ToolExpandDict = new Dictionary<string, bool>();
        public void BtnMyTools_Click(CustomIconToggleBtn annotBtn)
        {
            if(annotBtn.IsChecked == true)
            {
                AnnotHandlerEventArgs annotArgs = null;

                switch (annotBtn.Tag.ToString())
                {
                    case "SnapshotEdit":
                        break;

                    case "HighLight": 
                         annotArgs = GetHighLight();
                        break;

                    case "UnderLine":
                        annotArgs = GetUnderLine();
                        break;

                    case "Squiggly":
                        annotArgs = GetSquiggly();
                        break;

                    case "Strikeout":
                        annotArgs = GetStrikeout();
                        break;

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

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

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

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

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

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

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

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

                    case "Signature":
                        break;

                    case "Link":
                        break;

                }


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

            }
            else
            {
                PDFViewer.SetMouseMode(MouseModes.PanTool);
                viewContentViewModel.SelectedPrpoertyPanel("PropertyPanelContent",null);
                ShowPropertyPanel(false);
            }

          
        }

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

        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;
                    }
                }
            }
        }

        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)
            {

            }
        }

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

    }
   
}