VintaSoft Imaging .NET SDK 12.3: Documentation for .NET developer
Vintasoft.Imaging.Pdf.UI Namespace / PdfContentEditorTool Class
Members Object Syntax Example Hierarchy Requirements SeeAlso
In This Topic
    PdfContentEditorTool Class
    In This Topic
    A visual tool that allows to edit content of PDF page in WinForms image viewer.
    Object Model
    FontProgramsControllerBase UndoManager PdfPage GraphicsFigure GraphicsFigureView GraphicsFigurePoints CopyItemUIAction CutItemUIAction PasteItemWithOffsetUIAction DeleteItemUIAction DeselectAllItemsUIAction BringToBackItemUIAction BringToFrontItemUIAction IObjectClipboard IInteractionController ImageViewer PdfContentEditorTool
    Syntax
    Example

    This C#/VB.NET code shows how to add ellipse to a PDF document, which is loaded in image viewer.

    
    Public Partial Class FormWithPdfContentEditorTool
        Inherits System.Windows.Forms.Form
        '...
        Private _imageViewer As Vintasoft.Imaging.UI.ImageViewer
        '...
    
        ''' <summary>
        ''' The content editor tool.
        ''' </summary>
        Private _contentEditorTool As Vintasoft.Imaging.Pdf.UI.PdfContentEditorTool
    
        ''' <summary>
        ''' The undo manager.
        ''' </summary>
        Private _undoManager As New Vintasoft.Imaging.Undo.UndoManager(20)
    
        Public Sub New()
            '...
            ' initialize Vintasoft.Imaging.Pdf.Office.UI assembly
            Vintasoft.Imaging.PdfOfficeUIAssembly.Init()
    
            ' create visual tool that allows to edit content on PDF page
            _contentEditorTool = New Vintasoft.Imaging.Pdf.UI.PdfContentEditorTool()
    
            ' specify that content editor tool should add and edit content on PDF page
            _contentEditorTool.AppendMode = False
    
            ' specify that content editor tool should highlight content figures
            _contentEditorTool.FiguresHighlight = True
    
            ' disable figure rendering when current page is changed in image viewer
            _contentEditorTool.RenderFiguresWhenImageIndexChanging = False
    
            ' enable figure rendering when content editor tool is deactivating
            _contentEditorTool.RenderFiguresWhenDeactivating = True
    
            ' specify undo manager
            _contentEditorTool.UndoManager = _undoManager
    
            ' specify that visual tool should work only with content of specified types
            _contentEditorTool.InteractiveContentType = Vintasoft.Imaging.Pdf.Drawing.GraphicsFigures.GraphicsFigureContentType.Text Or Vintasoft.Imaging.Pdf.Drawing.GraphicsFigures.GraphicsFigureContentType.Image Or Vintasoft.Imaging.Pdf.Drawing.GraphicsFigures.GraphicsFigureContentType.Form Or Vintasoft.Imaging.Pdf.Drawing.GraphicsFigures.GraphicsFigureContentType.StrokePath Or Vintasoft.Imaging.Pdf.Drawing.GraphicsFigures.GraphicsFigureContentType.FillPath
    
            ' create visual tool that allows to edit text in text content on PDF page
            Dim contentEditorTextTool As New Vintasoft.Imaging.Office.OpenXml.UI.VisualTools.UserInteraction.OfficeDocumentVisualEditorTextTool()
    
            ' create the composite visual tool and set it as a current tool of image viewer
            _imageViewer.VisualTool = New Vintasoft.Imaging.UI.VisualTools.CompositeVisualTool(contentEditorTextTool, _contentEditorTool)
        End Sub
    
        '...
    
        Private Sub drawEllipseToolStripButton_Click(sender As Object, e As System.EventArgs)
            ' start building an ellipse
            _contentEditorTool.StartBuildEllipse(New Vintasoft.Imaging.Pdf.Drawing.PdfPen(System.Drawing.Color.Red, 5), New Vintasoft.Imaging.Pdf.Drawing.PdfBrush(System.Drawing.Color.Green))
        End Sub
    End Class
    
    
    
    public partial class FormWithPdfContentEditorTool : System.Windows.Forms.Form
    {
        //...
        Vintasoft.Imaging.UI.ImageViewer _imageViewer;
        //...
    
        /// <summary>
        /// The content editor tool.
        /// </summary>
        Vintasoft.Imaging.Pdf.UI.PdfContentEditorTool _contentEditorTool;
    
        /// <summary>
        /// The undo manager.
        /// </summary>
        Vintasoft.Imaging.Undo.UndoManager _undoManager = new Vintasoft.Imaging.Undo.UndoManager(20);
    
        public FormWithPdfContentEditorTool()
        {
            //...
            // initialize Vintasoft.Imaging.Pdf.Office.UI assembly
            Vintasoft.Imaging.PdfOfficeUIAssembly.Init();
    
            // create visual tool that allows to edit content on PDF page
            _contentEditorTool = new Vintasoft.Imaging.Pdf.UI.PdfContentEditorTool();
    
            // specify that content editor tool should add and edit content on PDF page
            _contentEditorTool.AppendMode = false;
    
            // specify that content editor tool should highlight content figures
            _contentEditorTool.FiguresHighlight = true;
    
            // disable figure rendering when current page is changed in image viewer
            _contentEditorTool.RenderFiguresWhenImageIndexChanging = false;
            
            // enable figure rendering when content editor tool is deactivating
            _contentEditorTool.RenderFiguresWhenDeactivating = true;
    
            // specify undo manager
            _contentEditorTool.UndoManager = _undoManager;
    
            // specify that visual tool should work only with content of specified types
            _contentEditorTool.InteractiveContentType =
                Vintasoft.Imaging.Pdf.Drawing.GraphicsFigures.GraphicsFigureContentType.Text |
                Vintasoft.Imaging.Pdf.Drawing.GraphicsFigures.GraphicsFigureContentType.Image |
                Vintasoft.Imaging.Pdf.Drawing.GraphicsFigures.GraphicsFigureContentType.Form |
                Vintasoft.Imaging.Pdf.Drawing.GraphicsFigures.GraphicsFigureContentType.StrokePath |
                Vintasoft.Imaging.Pdf.Drawing.GraphicsFigures.GraphicsFigureContentType.FillPath;
    
            // create visual tool that allows to edit text in text content on PDF page
            Vintasoft.Imaging.Office.OpenXml.UI.VisualTools.UserInteraction.OfficeDocumentVisualEditorTextTool contentEditorTextTool =
                new Vintasoft.Imaging.Office.OpenXml.UI.VisualTools.UserInteraction.OfficeDocumentVisualEditorTextTool();
    
            // create the composite visual tool and set it as a current tool of image viewer
            _imageViewer.VisualTool = new Vintasoft.Imaging.UI.VisualTools.CompositeVisualTool(contentEditorTextTool, _contentEditorTool);
        }
    
        //...
    
        private void drawEllipseToolStripButton_Click(object sender, System.EventArgs e)
        {
            // start building an ellipse
            _contentEditorTool.StartBuildEllipse(
                new Vintasoft.Imaging.Pdf.Drawing.PdfPen(System.Drawing.Color.Red, 5),
                new Vintasoft.Imaging.Pdf.Drawing.PdfBrush(System.Drawing.Color.Green));
        }
    }
    
    

    Inheritance Hierarchy
    Requirements

    Target Platforms: .NET 8; .NET 7; .NET 6; .NET Framework 4.8, 4.7, 4.6, 4.5, 4.0, 3.5

    See Also