PDFOffice_Windows_exe/PDF Office/ViewModels/BOTA/AnnotationListItemViewModel.cs

using ComPDFKitViewer.AnnotEvent;
using PDF_Office.Helper;
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.BOTA
{
    internal class AnnotationListItemViewModel : BindableBase
    {
        private Visibility pathTxtIcoVisibility = Visibility.Collapsed;

        public Visibility PathTxtIcoVisibility
        {
            get { return pathTxtIcoVisibility; }
            set
            {
                SetProperty(ref pathTxtIcoVisibility, value);
            }
        }

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

        public AnnotationListItemViewModel()
        {
            GridIcoLoadedCommand = new DelegateCommand<object>(GridIcoLoaded);
        }

        private void GridIcoLoaded(object obj)
        {
            if (obj is CompositeCommandParameter commandParameter)
            {
                if (commandParameter.EventArgs is RoutedEventArgs eventArgs && commandParameter.Parameter is object[] parameters)
                {
                    if ((eventArgs.Source as Grid).DataContext is AnnotHandlerEventArgs data)
                    {
                        TextBlock txbContext = parameters[0] as TextBlock;
                        TextBlock txbMarkUpContent = parameters[1] as TextBlock;
                        Grid grid = parameters[2] as Grid;

                        switch (data.EventType)
                        {
                            case AnnotArgsType.AnnotFreeText:
                                PathTxtIcoVisibility = Visibility.Visible;
                                txbMarkUpContent.Foreground = new SolidColorBrush((data as FreeTextAnnotArgs).FontColor);
                                //txtContext.FontSize = (data as FreeTextAnnotArgs).FontSize;
                                //txtContext.FontFamily = (data as FreeTextAnnotArgs).Family;
                                if ((data as FreeTextAnnotArgs).HasBgColor)
                                {
                                    txbContext.Background = new SolidColorBrush((data as FreeTextAnnotArgs).BgColor);
                                }
                                break;

                            //case AnnotArgsType.AnnotHighlight:
                            //    highlight.Visibility = Visibility.Visible;
                            //    highlightcolor.Fill = new SolidColorBrush((data as TextHighlightAnnotArgs).Color);
                            //    txtContext.Text = data.Content;
                            //    // txtContext.Background = new SolidColorBrush((data as TextHighlightAnnotArgs).HighlightColor);
                            //    break;

                            //case AnnotArgsType.AnnotFreehand:
                            //    freehand.Visibility = Visibility.Visible;
                            //    freehandcolor.Fill = new SolidColorBrush((data as FreehandAnnotArgs).InkColor);
                            //    break;

                            //case AnnotArgsType.AnnotLine:
                            //    if ((data as LineAnnotArgs).HeadLineType >= (C_LINE_TYPE)1 || (data as LineAnnotArgs).TailLineType >= (C_LINE_TYPE)1)
                            //    {
                            //        arrow.Visibility = Visibility.Visible;
                            //        arrow.Fill = new SolidColorBrush((data as LineAnnotArgs).LineColor);
                            //    }
                            //    else
                            //    {
                            //        line.Stroke = new SolidColorBrush((data as LineAnnotArgs).LineColor);
                            //        line.Visibility = Visibility.Visible;
                            //    }
                            //    break;

                            //case AnnotArgsType.AnnotSquiggly://波浪线
                            //    AnnotSquiggly.Visibility = Visibility.Visible;
                            //    AnnotSquigglycolor.Stroke = new SolidColorBrush((data as TextSquigglyAnnotArgs).Color);
                            //    txtContext.Text = data.Content;
                            //    TextDecoration mySquiggly = new TextDecoration();
                            //    Pen myPen = new Pen();
                            //    myPen.Brush = new SolidColorBrush((data as TextSquigglyAnnotArgs).Color);
                            //    myPen.Brush.Opacity = 0.8;
                            //    myPen.Thickness = 2;
                            //    myPen.DashStyle = DashStyles.Dash;
                            //    mySquiggly.Pen = myPen;
                            //    mySquiggly.PenThicknessUnit = TextDecorationUnit.FontRecommended;

                            //    TextDecorationCollection myCollection = new TextDecorationCollection();
                            //    myCollection.Add(mySquiggly);
                            //    //txtContext.TextDecorations = myCollection;
                            //    break;

                            //case AnnotArgsType.AnnotStamp:
                            //    stamp.Visibility = Visibility.Visible;
                            //    break;

                            //case AnnotArgsType.AnnotStrikeout://删除线
                            //    AnnotStrikeout.Visibility = Visibility.Visible;
                            //    AnnotStrikeoutycolor.Stroke = new SolidColorBrush((data as TextStrikeoutAnnotArgs).Color);
                            //    AnnotStrikeoutycolor.VerticalAlignment = VerticalAlignment.Center;
                            //    txtContext.Text = data.Content;

                            //    TextDecoration myStrikeout = new TextDecoration();
                            //    Pen myPen2 = new Pen();
                            //    myPen2.Brush = new SolidColorBrush((data as TextStrikeoutAnnotArgs).Color);
                            //    myPen2.Brush.Opacity = 0.8;
                            //    myPen2.Thickness = 1;
                            //    myStrikeout.Pen = myPen2;
                            //    myStrikeout.PenOffset = -3;
                            //    myStrikeout.PenThicknessUnit = TextDecorationUnit.FontRecommended;
                            //    TextDecorationCollection myCollection2 = new TextDecorationCollection();
                            //    myCollection2.Add(myStrikeout);
                            //    //因为波浪线无法实现 暂时只显示文字 不显示下划线，删除线等
                            //    //txtContext.TextDecorations = myCollection2;
                            //    break;

                            //case AnnotArgsType.AnnotSticky://便签
                            //    sticky.Visibility = Visibility;
                            //    sticky.Fill = new SolidColorBrush((data as StickyAnnotArgs).Color);
                            //    break;

                            //case AnnotArgsType.AnnotUnderline:
                            //    AnnotStrikeout.Visibility = Visibility.Visible;
                            //    AnnotStrikeoutycolor.VerticalAlignment = VerticalAlignment.Bottom;
                            //    txtContext.Text = data.Content;
                            //    AnnotStrikeoutycolor.Stroke = new SolidColorBrush((data as TextUnderlineAnnotArgs).Color);
                            //    TextDecoration myUnderline = new TextDecoration();
                            //    Pen myPen1 = new Pen();
                            //    myPen1.Brush = new SolidColorBrush((data as TextUnderlineAnnotArgs).Color);
                            //    myPen1.Brush.Opacity = 0.8;
                            //    myPen1.Thickness = 2;
                            //    myUnderline.Pen = myPen1;
                            //    myUnderline.PenThicknessUnit = TextDecorationUnit.FontRecommended;
                            //    TextDecorationCollection myCollection1 = new TextDecorationCollection();
                            //    myCollection1.Add(myUnderline);
                            //    //txtContext.TextDecorations = myCollection1;
                            //    break;

                            //case AnnotArgsType.AnnotSquare:
                            //    rect.Visibility = Visibility.Visible;
                            //    rect.Stroke = new SolidColorBrush((data as SquareAnnotArgs).LineColor);
                            //    rect.Fill = new SolidColorBrush((data as SquareAnnotArgs).BgColor);
                            //    break;

                            //case AnnotArgsType.AnnotCircle:
                            //    circle.Visibility = Visibility.Visible;
                            //    circle.Stroke = new SolidColorBrush((data as CircleAnnotArgs).LineColor);
                            //    circle.Fill = new SolidColorBrush((data as CircleAnnotArgs).BgColor);
                            //    break;

                            default:
                                break;
                        }
                    }
                }
            }
        }
    }
}