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

using ComPDFKitViewer;
using ComPDFKitViewer.AnnotEvent;
using ComPDFKitViewer.PdfViewer;
using PDF_Office.CustomControl;
using PDF_Office.Helper;
using PDF_Office.ViewModels.PropertyPanel.AnnotPanel;
using Prism.Commands;
using Prism.Events;
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.Media;

namespace PDF_Office.ViewModels.Tools
{
    /// <summary>
    /// 改变工具栏注释属性值，主要用来传参数：注释属性和同步工具栏对应图标的属性（颜色）
    /// </summary>
    public class AnnotPropertyPanel
    {
        public AnnotAttribEvent AnnotEvent { get; set; }
        public List<AnnotAttribEvent> AnnotEvents = new List<AnnotAttribEvent>();
        public AnnotHandlerEventArgs annot;
        public List<AnnotHandlerEventArgs> annotlists;

        public event EventHandler<Dictionary<AnnotArgsType, object>> DataChanged;

        public event EventHandler<Dictionary<AnnotArgsType, object>> AnnotTypeChanged;

        public event EventHandler<object> DefaultStored;

        public AnnotPropertyPanel()
        { }

        //外部UI控件选中状态
        public static bool IsSolidStyle(DashStyle LineDash)
        {
            bool isSolid = true;
            if (LineDash == null || LineDash.Dashes.Count == 0)
            {
                return isSolid;
            }

            foreach (var item in LineDash.Dashes)
            {
                if (item > 0)
                {
                    isSolid = false;
                    break;
                }
            }
            return isSolid;
        }

        public static DashStyle GetLineDashStyle(bool isSolid)
        {
            DashStyle newDash = new DashStyle();
            if(isSolid == false)
            {
                newDash.Dashes.Add(2);
                newDash.Dashes.Add(2);
            }
            else
            {
                newDash = DashStyles.Solid;
            }

            return newDash;
        }

        //单个属性更改
        public void UpdateAnnotAAttrib(AnnotAttrib annotAttrib, object obj)
        {
            if (annotlists != null && annotlists.Count > 1)
            {
                foreach (var itemevent in AnnotEvents)
                {
                    itemevent?.UpdateAttrib(annotAttrib, obj);
                    itemevent?.UpdateAnnot();
                }
            }
            else
            {
                AnnotEvent?.UpdateAttrib(annotAttrib, obj);
                AnnotEvent?.UpdateAnnot();
            }
        }

        //多个属性更改
        public void UpdateAnnotAllAttribs(Dictionary<AnnotAttrib, object> AnnotAttribDir)
        {
            if (annotlists != null && annotlists.Count > 1)
            {
                foreach (var itemevent in AnnotEvents)
                {
                    foreach (var item in AnnotAttribDir)
                    {
                        itemevent?.UpdateAttrib(item.Key, item.Value);
                    }

                    itemevent?.UpdateAnnot();
                }
            }
            else
            {
                foreach (var item in AnnotAttribDir)
                {
                    AnnotEvent?.UpdateAttrib(item.Key, item.Value);
                }

                AnnotEvent?.UpdateAnnot();
            }
        }

        //是否为多选
        public bool IsMultiSelected
        { get { return (annotlists != null && annotlists.Count > 1); } }

        /// <summary>
        /// 更新多个属性，触发到工具栏注释工具，改变工具图标下的颜色值
        /// </summary>
        public void InvokeToMyTools(object sender, Dictionary<AnnotArgsType, object> keyValues)
        {
            DataChanged?.Invoke(sender, keyValues);
        }

        /// <summary>
        /// 更新单个属性
        /// </summary>
        public void InvokeToMyTools(AnnotArgsType argsType, object obj)
        {
            Dictionary<AnnotArgsType, object> changeData = new Dictionary<AnnotArgsType, object>();
            changeData[argsType] = obj;
            DataChanged?.Invoke(null, changeData);
        }

        //同一属性面板，切换注释工具
        public void AnnotTypeChangedInvoke(object sender, Dictionary<AnnotArgsType, object> keyValues)
        {
            AnnotTypeChanged?.Invoke(sender, keyValues);
        }
    }

    public sealed partial class AnnotToolContentViewModel
    {
        #region 属性

        #region 注释工具

        //高亮
        private Brush highLightColor = new SolidColorBrush(Color.FromRgb(0xFF, 0xBB, 0x00));

        public Brush HighLightColor
        { get { return highLightColor; } set { SetProperty(ref highLightColor, value); } }

        //
        private double highLightOpacity = 1;

        public double HighLightOpacity
        { get { return highLightOpacity; } set { SetProperty(ref highLightOpacity, value); } }

        //
        private Brush underLine = new SolidColorBrush(Color.FromRgb(0xFF, 0xBB, 0x00));

        public Brush UnderLineColor
        { get { return underLine; } set { SetProperty(ref underLine, value); } }

        //
        private double underLineOpacity = 1;

        public double UnderLineOpacity
        { get { return underLineOpacity; } set { SetProperty(ref underLineOpacity, value); } }

        //
        private Brush squigglyColor = new SolidColorBrush(Color.FromRgb(0xFF, 0xBB, 0x00));

        public Brush SquigglyColor
        { get { return squigglyColor; } set { SetProperty(ref squigglyColor, value); } }

        //
        private double squigglyOpacity = 1;

        public double SquigglyOpacity
        { get { return squigglyOpacity; } set { SetProperty(ref squigglyOpacity, value); } }

        //
        private Brush strikeoutColor = new SolidColorBrush(Color.FromRgb(0xFF, 0xBB, 0x00));

        public Brush StrikeoutColor
        { get { return strikeoutColor; } set { SetProperty(ref strikeoutColor, value); } }

        //
        private double strikeoutOpacity = 1;

        public double StrikeoutOpacity
        { get { return strikeoutOpacity; } set { SetProperty(ref strikeoutOpacity, value); } }

        private bool btnSelecttoolIsChecked = false;

        public bool BtnSelecttoolIsChecked
        {
            get { return btnSelecttoolIsChecked; }
            set
            {
                SetProperty(ref btnSelecttoolIsChecked, value);
            }
        }

        private bool btnLinkIsChecked = false;

        public bool BtnLinkIsChecked
        {
            get { return btnLinkIsChecked; }
            set
            {
                SetProperty(ref btnLinkIsChecked, value);
            }
        }

        private bool btnHandIsChecked = false;

        public bool BtnHandIsChecked
        {
            get { return btnHandIsChecked; }
            set
            {
                SetProperty(ref btnHandIsChecked, value);
            }
        }

        #endregion 注释工具

        #endregion 属性

        public string PropertyRegionName { get; set; }
        private IEventAggregator events;
        public IDialogService dialogs;
        public IRegionManager region;

        private CPDFViewer PDFViewer;
        private ViewContentViewModel viewContentViewModel;
        private AnnotPropertyPanel propertyPanel = new AnnotPropertyPanel();
        private Dictionary<string, AnnotArgsType> ToolExpandDict = new Dictionary<string, AnnotArgsType>();
        private bool isHiddenAnnot = true;
        private bool isAddBookMark = true;
        private bool isRightMenuAddAnnot = false;

        private PopMenu HightAnnotPopMenu;
        private PopMenu FreeHandAnnotPopMenu;
        private PopMenu FreeTextAnnotPopMenu;
        private PopMenu StrickNoteAnnotPopMenu;
        private PopMenu ShapeAnnotPopMenu;
        private PopMenu LinkAnnotPopMenu;
        private PopMenu StampAnnotPopMenu;
        private PopMenu MultiAnnotPopMenu;

        #region 事件

        public DelegateCommand<CustomIconToggleBtn> MyToolsCommand { get; set; }

        private SnapshotEditMenuViewModel snapshotEditMenuViewModel = new SnapshotEditMenuViewModel();
        public SnapshotEditMenuViewModel SnapshotEditMenuViewModel { get => snapshotEditMenuViewModel; set => snapshotEditMenuViewModel = value; }
        public DelegateCommand<object> SetAddAnnotationCommand { get; set; }
        public DelegateCommand AddBookMarkCommand { get; set; }

        #region 注释 - 右键菜单
        //公共
        public DelegateCommand<object> AnnotDefaultValue_MenuCommand { get; set; }
        public DelegateCommand<object> AnnotColorPalette_MenuCommand { get; set; }
        public DelegateCommand<object> AnnotAddNoteText_MenuCommand { get; set; }
        //高亮、下划线、删除
        public DelegateCommand<object> HightAnnotCopyText_MenuCommand { get; set; }
        
        //手绘
        public DelegateCommand<object> FreeHandLineStyle_MenuCommand { get; set; }

        //文本
        public DelegateCommand<object> FreeTextFontFamily_MenuCommand { get; set; }
        public DelegateCommand<object> FreeTextAglin_MenuCommand { get; set; }

        //便签
        public DelegateCommand<object> StrikeNoteEditStrike_MenuCommand { get; set; }

        //形状
        public DelegateCommand<object> ShapeLineStyle_MenuCommand { get; set; }
        public DelegateCommand<object> ShapeLineDirect_MenuCommand { get; set; }

        //图章
        public DelegateCommand<object> StampExportPicture_MenuCommand { get; set; }
        #endregion 注释 - 右键菜单

        #endregion 事件
    }

    public enum AddAnnotType
    {
        AnnotFreehand,//绘制
        AnnotFreeText = 1,//文本
        AnnotSticky,//便签
        AnnotSquare,//矩形
        AnnotCircle,//椭圆形
        AnnotArrow,//箭头
        AnnotLine,//直线
        AnnotLink,//链接
        AnnotStamp,//图章
        AnnotAutograph //签名
    }
}