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+using System;
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+using System.ComponentModel;
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+using System.Diagnostics;
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+using System.Drawing;
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+using System.IO;
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+using System.Runtime.CompilerServices;
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+using System.Windows;
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+using System.Windows.Input;
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+using System.Windows.Media.Imaging;
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+using ComPDFKit.Controls.Helper;
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+using ComPDFKit.Controls.PDFControl;
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+using ComPDFKit.PDFPage;
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+using ComPDFKit.Tool;
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+using ContextMenu = System.Windows.Controls.ContextMenu;
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+using MenuItem = System.Windows.Controls.MenuItem;
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+using UserControl = System.Windows.Controls.UserControl;
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+using System.Collections.Generic;
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+using ComPDFKit.Tool.DrawTool;
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+
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+namespace ComPDFKit.Controls.PDFView
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+{
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+ public partial class ComparisonControl : UserControl, INotifyPropertyChanged
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+ {
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+ public PDFViewControl PdfViewControl;
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+ public CPDFAnnotationControl PDFAnnotationControl = new CPDFAnnotationControl();
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+ private SignatureStatusBarControl signatureStatusBarControl;
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+ private CPDFDisplaySettingsControl displaySettingsControl = null;
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+ private PanelState panelState = PanelState.GetInstance();
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+ private double[] zoomLevelList = { 1f, 8f, 12f, 25, 33f, 50, 66f, 75, 100, 125, 150, 200, 300, 400, 600, 800, 1000 };
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+ public event PropertyChangedEventHandler PropertyChanged;
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+ public event EventHandler<bool> OnCanSaveChanged;
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+
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+ private bool CanSave
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+ {
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+ get
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+ {
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+ if (PdfViewControl != null && PdfViewControl.PDFViewTool.GetCPDFViewer() != null)
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+ {
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+ if (PdfViewControl.PDFViewTool.GetCPDFViewer().UndoManager.CanRedo ||
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+ PdfViewControl.PDFViewTool.GetCPDFViewer().UndoManager.CanUndo)
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+ {
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+ return true;
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+ }
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+ }
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+
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+ return false;
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+ }
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+ }
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+
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+ public ComparisonControl()
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+ {
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+ InitializeComponent();
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+ panelState.PropertyChanged -= PanelState_PropertyChanged;
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+ panelState.PropertyChanged += PanelState_PropertyChanged;
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+ }
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+
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+ public void SetPropertyContainer(UIElement uiElement)
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+ {
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+ PropertyContainer.Child = uiElement;
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+ }
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+
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+ private void PanelState_PropertyChanged(object sender, PropertyChangedEventArgs e)
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+ {
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+ if (e.PropertyName == nameof(PanelState.IsLeftPanelExpand))
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+ {
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+ ExpandLeftPanel(panelState.IsLeftPanelExpand);
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+ }
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+ else if (e.PropertyName == nameof(PanelState.RightPanel))
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+ {
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+ if (panelState.RightPanel == PanelState.RightPanelState.PropertyPanel)
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+ {
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+ ExpandRightPropertyPanel(PDFAnnotationControl, Visibility.Visible);
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+ }
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+ else if (panelState.RightPanel == PanelState.RightPanelState.ViewSettings)
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+ {
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+ ExpandRightPropertyPanel(displaySettingsControl, Visibility.Visible);
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+ }
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+ else
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+ {
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+ ExpandRightPropertyPanel(null, Visibility.Collapsed);
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+
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+ }
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+ }
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+ }
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+
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+ public void ExpandLeftPanel(bool isExpand)
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+ {
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+ BotaContainer.Visibility = isExpand ? Visibility.Visible : Visibility.Collapsed;
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+ Splitter.Visibility = isExpand ? Visibility.Visible : Visibility.Collapsed;
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+ if (isExpand)
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+ {
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+ BodyGrid.ColumnDefinitions[0].Width = new GridLength(320);
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+ BodyGrid.ColumnDefinitions[1].Width = new GridLength(15);
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+ }
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+ else
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+ {
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+ BodyGrid.ColumnDefinitions[0].Width = new GridLength(0);
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+ BodyGrid.ColumnDefinitions[1].Width = new GridLength(0);
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+ }
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+ }
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+
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+
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+
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+ public void ExpandRightPropertyPanel(UIElement propertytPanel, Visibility visible)
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+ {
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+ PropertyContainer.Width = 260;
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+ PropertyContainer.Child = propertytPanel;
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+ PropertyContainer.Visibility = visible;
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+ }
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+
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+ #region Init PDFViewer
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+
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+ private void InitialControl()
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+ {
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+ PDFGrid.Child = PdfViewControl;
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+ PdfViewControl.PDFViewTool.GetCPDFViewer().UndoManager.PropertyChanged -= UndoManager_PropertyChanged;
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+ PdfViewControl.PDFViewTool.GetCPDFViewer().UndoManager.PropertyChanged += UndoManager_PropertyChanged;
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+ }
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+
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+ private void PdfViewControl_MouseRightButtonDownHandler(object sender, ComPDFKit.Tool.MouseEventObject e)
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+ {
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+ ContextMenu ContextMenu = PdfViewControl.GetRightMenu();
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+ if (ContextMenu == null)
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+ {
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+ ContextMenu = new ContextMenu();
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+ }
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+ switch (e.hitTestType)
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+ {
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+ case MouseHitTestType.Annot:
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+ case MouseHitTestType.SelectRect:
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+ break;
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+ case MouseHitTestType.Text:
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+ CreateSelectTextContextMenu(sender, ref ContextMenu);
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+ break;
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+ case MouseHitTestType.ImageSelect:
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+ CreateSelectImageContextMenu(sender, ref ContextMenu);
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+ break;
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+ default:
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+ PdfViewControl.CreateViewerMenu(sender, ref ContextMenu);
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+ break;
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+ }
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+ PdfViewControl.SetRightMenu(ContextMenu);
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+ }
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+
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+ private void CreateSelectImageContextMenu(object sender, ref ContextMenu menu)
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+ {
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+ if (menu == null)
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+ {
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+ menu = new ContextMenu();
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+ }
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+ MenuItem copyImage = new MenuItem();
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+ copyImage.Header = "Copy Image";
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+ copyImage.Click += CopyImage_Click;
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+ menu.Items.Add(copyImage);
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+
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+ MenuItem extractImage = new MenuItem();
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+ extractImage.Header = "Extract Image";
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+ extractImage.Click += ExtractImage_Click;
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+ menu.Items.Add(extractImage);
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+ }
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+
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+ private void CreateSelectTextContextMenu(object sender, ref ContextMenu menu)
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+ {
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+ menu.Items.Add(new MenuItem() { Header = LanguageHelper.CommonManager.GetString("Menu_Copy"), Command = ApplicationCommands.Copy, CommandTarget = (UIElement)sender });
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+ }
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+
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+ public void InitWithPDFViewer(PDFViewControl pdfViewer)
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+ {
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+ PdfViewControl = pdfViewer;
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+ PDFGrid.Child = PdfViewControl;
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+ FloatPageTool.InitWithPDFViewer(pdfViewer);
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+ InitialControl();
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+ DataContext = this;
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+ if (PdfViewControl != null && PdfViewControl.PDFViewTool.GetCPDFViewer() != null)
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+ {
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+ PdfViewControl.MouseRightButtonDownHandler -= PdfViewControl_MouseRightButtonDownHandler;
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+ PdfViewControl.MouseRightButtonDownHandler += PdfViewControl_MouseRightButtonDownHandler;
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+ }
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+ }
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+
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+
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+ public void SetBOTAContainer(CPDFBOTABarControl botaControl)
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+ {
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+ this.BotaContainer.Child = botaControl;
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+ }
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+
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+ public void SetDisplaySettingsControl(CPDFDisplaySettingsControl displaySettingsControl)
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+ {
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+ this.displaySettingsControl = displaySettingsControl;
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+ }
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+
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+ public void SetSignatureStatusBarControl(SignatureStatusBarControl signatureStatusBarControl)
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+ {
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+ this.signatureStatusBarControl = signatureStatusBarControl;
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+ SignatureStatusBorder.Child = this.signatureStatusBarControl;
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+ if (signatureStatusBarControl.Status != SignatureStatus.None)
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+ {
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+ SignatureStatusBorder.Visibility = Visibility.Visible;
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+ }
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+ else
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+ {
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+ SignatureStatusBorder.Visibility = Visibility.Collapsed;
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+ }
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+ }
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+
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+ #endregion
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+
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+ public void ClearViewerControl()
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+ {
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+ PDFGrid.Child = null;
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+ BotaContainer.Child = null;
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+ PropertyContainer.Child = null;
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+ SignatureStatusBorder.Child = null;
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+ displaySettingsControl = null;
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+ }
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+
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+ #region PropertyChanged
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+
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+ /// <summary>
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+ /// Undo Redo Event Noitfy
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+ /// </summary>
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+ private void UndoManager_PropertyChanged(object sender, PropertyChangedEventArgs e)
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+ {
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+ OnPropertyChanged(e.PropertyName);
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+ if (e.PropertyName == "CanSave")
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+ {
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+ OnCanSaveChanged?.Invoke(this, CanSave);
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+ }
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+ }
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+
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+ protected void OnPropertyChanged([CallerMemberName] string name = null)
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+ {
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+ PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(name));
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+ }
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+
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+ #endregion
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+
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+ #region Context Menu
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+
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+ private void ExtractImage_Click(object sender, RoutedEventArgs e)
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+ {
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+ System.Windows.Forms.FolderBrowserDialog folderDialog = new System.Windows.Forms.FolderBrowserDialog();
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+ if (folderDialog.ShowDialog() == System.Windows.Forms.DialogResult.OK)
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+ {
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+ PageImageItem image = null;
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+ Dictionary<int, List<PageImageItem>> pageImageDict = PdfViewControl.FocusPDFViewTool.GetSelectImageItems();
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+ if (pageImageDict != null && pageImageDict.Count > 0)
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+ {
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+ foreach (int pageIndex in pageImageDict.Keys)
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+ {
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+ List<PageImageItem> imageItemList = pageImageDict[pageIndex];
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+ image = imageItemList[0];
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+ break;
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+ }
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+ }
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+
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+ if (image == null)
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+ {
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+ return;
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+ }
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+
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+ CPDFPage page = PdfViewControl.PDFToolManager.GetDocument().PageAtIndex(image.PageIndex);
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+ string savePath = Path.Combine(folderDialog.SelectedPath, Guid.NewGuid() + ".jpg");
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+ string tempPath = Path.Combine(Path.GetTempPath(), Guid.NewGuid() + ".jpg");
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+ page.GetImgSelection().GetImgBitmap(image.ImageIndex, tempPath);
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+
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+ Bitmap bitmap = new Bitmap(tempPath);
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+ bitmap.Save(savePath, System.Drawing.Imaging.ImageFormat.Jpeg);
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+ Process.Start("explorer", "/select,\"" + savePath + "\"");
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+ }
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+ }
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+
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+ private void CopyImage_Click(object sender, RoutedEventArgs e)
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+ {
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+ PageImageItem image = null;
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+ Dictionary<int, List<PageImageItem>> pageImageDict = PdfViewControl.FocusPDFViewTool.GetSelectImageItems();
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+ if (pageImageDict != null && pageImageDict.Count > 0)
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+ {
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+ foreach (int pageIndex in pageImageDict.Keys)
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+ {
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+ List<PageImageItem> imageItemList = pageImageDict[pageIndex];
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+ image = imageItemList[0];
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+ break;
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+ }
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+ }
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+
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+ if (image == null)
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+ {
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+ return;
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+ }
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+
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+ CPDFPage page = PdfViewControl.PDFToolManager.GetDocument().PageAtIndex(image.PageIndex);
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+ string tempPath = Path.Combine(Path.GetTempPath(), Guid.NewGuid() + ".jpg");
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+ page.GetImgSelection().GetImgBitmap(image.ImageIndex, tempPath);
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+
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+ Bitmap bitmap = new Bitmap(tempPath);
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+ BitmapImage imageData;
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+ using (MemoryStream ms = new MemoryStream())
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+ {
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+ bitmap.Save(ms, System.Drawing.Imaging.ImageFormat.Png);
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+ imageData = new BitmapImage();
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+ imageData.BeginInit();
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+ imageData.StreamSource = ms;
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+
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+ imageData.CacheOption = BitmapCacheOption.OnLoad;
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+ imageData.EndInit();
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+ imageData.Freeze();
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+ Clipboard.SetImage(imageData);
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+ bitmap.Dispose();
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+ File.Delete(tempPath);
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+ }
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+ }
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+ #endregion
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+
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+ private void UserControl_Unloaded(object sender, RoutedEventArgs e)
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+ {
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+ PdfViewControl.MouseRightButtonDownHandler -= PdfViewControl_MouseRightButtonDownHandler;
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+ }
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+
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+ private void UserControl_Loaded(object sender, RoutedEventArgs e)
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+ {
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+
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+ }
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+ }
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+}
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