Viscomsoft .NET PDF Viewer SDK

Zoom property

 

Zoom to a specified ratio.

 Visual Basic

Public Property Zoom As Viscomsoft.PDFViewer.Zoom

 
 C#

public Viscomsoft.PDFViewer.Zoom Zoom { get;set;}

 

Zoom Enumeration
FitPage,
ActualSize,
FitWidth,
FitContent,
Percent25,
Percent50,
Percent75,
Percent100,
Percent125,
Percent150,
Percent200,
Percent250,
Percent300,
Percent400



Namespace: Viscomsoft.PDFViewer


Example

   

[C# Syntax] 
using Viscomsoft.PDFViewer;

public partial class Form1 : Form
{

  public PDFView _pdfViewer;
  _pdfViewer = new PDFView();
  _pdfViewer.Canvas.Parent = this;
  _pdfViewer.Canvas.Location = new Point(0, 24);

  private void Form1_Load(object sender, EventArgs e)
  {
    resizeCanvas();

    PDFDocument doc = new PDFDocument();
    if (doc.open("c:\\yourfile.pdf"))
    {
      _pdfViewer.Document = doc;
      _pdfViewer.Zoom = Zoom.FitContent;     
      _pdfViewer.gotoPage(1);
 
    }
  }
 

  private void resizeCanvas()
  {
  _pdfViewer.Canvas.Size = new Size(this.ClientSize.Width, this.ClientSize.Height - 24);
  }
}


 

   

[Visual Basic Syntax] 
Imports Viscomsoft.PDFViewer

Public Class Form1
 

Private Sub resizeCanvas()

  _pdfviewer.Canvas.Size = New Size(Me.ClientSize.Width, Me.ClientSize.Height - 24)

End Sub

Private Sub Form1_Load(sender As System.Object, e As System.EventArgs) Handles MyBase.Load

  _pdfviewer.Canvas.Parent = Me

  _pdfviewer.Canvas.Location = New Point(0, 24)

  resizeCanvas()

  Dim doc As New PDFDocument

  If doc.open("c:\temp\yourfile.pdf") Then

  _pdfviewer.Document = doc

  _pdfviewer.Zoom = Zoom.FitWidth

  _pdfviewer.gotoPage(1)
 
  End If

End Sub


End Class