- Demo
- C# source
- VB.Net source
The sample demonstrates how to add link to PDF document.
using System; using System.Drawing; using Spire.Pdf; using Spire.Pdf.Actions; using Spire.Pdf.Annotations; using Spire.Pdf.Graphics; namespace Link { class Program { static void Main(string[] args) { //Create a pdf document. PdfDocument doc = new PdfDocument(); //margin PdfUnitConvertor unitCvtr = new PdfUnitConvertor(); PdfMargins margin = new PdfMargins(); margin.Top = unitCvtr.ConvertUnits(2.54f, PdfGraphicsUnit.Centimeter, PdfGraphicsUnit.Point); margin.Bottom = margin.Top; margin.Left = unitCvtr.ConvertUnits(3.17f, PdfGraphicsUnit.Centimeter, PdfGraphicsUnit.Point); margin.Right = margin.Left; // Create one page PdfPageBase page = doc.Pages.Add(PdfPageSize.A4, margin); float y = 10; float x = 0; PdfTrueTypeFont font = new PdfTrueTypeFont(new Font("Arial", 12)); String label = "Simple Link: "; PdfStringFormat format = new PdfStringFormat(); format.MeasureTrailingSpaces = true; page.Canvas.DrawString(label, font, PdfBrushes.OrangeRed, 0, y, format); x = font.MeasureString(label, format).Width; PdfTrueTypeFont font1 = new PdfTrueTypeFont(new Font("Arial", 12, FontStyle.Underline)); String url1 = "http://www.e-iceblue.com"; page.Canvas.DrawString(url1, font1, PdfBrushes.Blue, x, y); y = y + font1.MeasureString(url1).Height; label = "Web Link: "; page.Canvas.DrawString(label, font, PdfBrushes.OrangeRed, 0, y, format); x = font.MeasureString(label, format).Width; String text = "e-iceblue"; PdfTextWebLink link2 = new PdfTextWebLink(); link2.Text = text; link2.Url = url1; link2.Font = font1; link2.Brush = PdfBrushes.Blue; link2.DrawTextWebLink(page.Canvas, new PointF(x, y)); y = y + font1.MeasureString(text).Height; label = "URI Annonationa: "; page.Canvas.DrawString(label, font, PdfBrushes.OrangeRed, 0, y, format); x = font.MeasureString(label, format).Width; text = "Google"; PointF location = new PointF(x, y); SizeF size = font1.MeasureString(text); RectangleF linkBounds = new RectangleF(location, size); PdfUriAnnotation link3 = new PdfUriAnnotation(linkBounds); link3.Border = new PdfAnnotationBorder(0); link3.Uri = "http://www.google.com"; (page as PdfNewPage).Annotations.Add(link3); page.Canvas.DrawString(text, font1, PdfBrushes.Blue, x, y); y = y + size.Height; label = "URI Annonationa Action: "; page.Canvas.DrawString(label, font, PdfBrushes.OrangeRed, 0, y, format); x = font.MeasureString(label, format).Width; text = "JavaScript Action (Click Me)"; location = new PointF(x, y); size = font1.MeasureString(text); linkBounds = new RectangleF(location, size); PdfUriAnnotation link4 = new PdfUriAnnotation(linkBounds); link4.Border = new PdfAnnotationBorder(0.75f); link4.Color = Color.LightGray; //script String script = "app.alert({" + " cMsg: \"Hello.\"," + " nIcon: 3," + " cTitle: \"JavaScript Action\"" + "});"; PdfJavaScriptAction action = new PdfJavaScriptAction(script); link4.Action = action; (page as PdfNewPage).Annotations.Add(link4); page.Canvas.DrawString(text, font1, PdfBrushes.Blue, x, y); y = y + size.Height; //Save pdf file. doc.SaveToFile("Link.pdf"); doc.Close(); //Launching the Pdf file. System.Diagnostics.Process.Start("Link.pdf"); } } }
Imports System.Drawing Imports Spire.Pdf Imports Spire.Pdf.Actions Imports Spire.Pdf.Annotations Imports Spire.Pdf.Graphics Namespace Link Friend Class Program Shared Sub Main(ByVal args() As String) 'Create a pdf document. Dim doc As New PdfDocument() 'margin Dim unitCvtr As New PdfUnitConvertor() Dim margin As New PdfMargins() margin.Top = unitCvtr.ConvertUnits(2.54F, PdfGraphicsUnit.Centimeter, PdfGraphicsUnit.Point) margin.Bottom = margin.Top margin.Left = unitCvtr.ConvertUnits(3.17F, PdfGraphicsUnit.Centimeter, PdfGraphicsUnit.Point) margin.Right = margin.Left ' Create one page Dim page As PdfPageBase = doc.Pages.Add(PdfPageSize.A4, margin) Dim y As Single = 10 Dim x As Single = 0 Dim font As New PdfTrueTypeFont(New Font("Arial", 12)) Dim label As String = "Simple Link: " Dim format As New PdfStringFormat() format.MeasureTrailingSpaces = True page.Canvas.DrawString(label, font, PdfBrushes.OrangeRed, 0, y, format) x = font.MeasureString(label, format).Width Dim font1 As New PdfTrueTypeFont(New Font("Arial", 12, FontStyle.Underline)) Dim url1 As String = "http://www.e-iceblue.com" page.Canvas.DrawString(url1, font1, PdfBrushes.Blue, x, y) y = y + font1.MeasureString(url1).Height label = "Web Link: " page.Canvas.DrawString(label, font, PdfBrushes.OrangeRed, 0, y, format) x = font.MeasureString(label, format).Width Dim text As String = "e-iceblue" Dim link2 As New PdfTextWebLink() link2.Text = text link2.Url = url1 link2.Font = font1 link2.Brush = PdfBrushes.Blue link2.DrawTextWebLink(page.Canvas, New PointF(x, y)) y = y + font1.MeasureString(text).Height label = "URI Annonationa: " page.Canvas.DrawString(label, font, PdfBrushes.OrangeRed, 0, y, format) x = font.MeasureString(label, format).Width text = "Google" Dim location As New PointF(x, y) Dim size As SizeF = font1.MeasureString(text) Dim linkBounds As New RectangleF(location, size) Dim link3 As New PdfUriAnnotation(linkBounds) link3.Border = New PdfAnnotationBorder(0) link3.Uri = "http://www.google.com" TryCast(page, PdfNewPage).Annotations.Add(link3) page.Canvas.DrawString(text, font1, PdfBrushes.Blue, x, y) y = y + size.Height label = "URI Annonationa Action: " page.Canvas.DrawString(label, font, PdfBrushes.OrangeRed, 0, y, format) x = font.MeasureString(label, format).Width text = "JavaScript Action (Click Me)" location = New PointF(x, y) size = font1.MeasureString(text) linkBounds = New RectangleF(location, size) Dim link4 As New PdfUriAnnotation(linkBounds) link4.Border = New PdfAnnotationBorder(0.75F) link4.Color = Color.LightGray 'script Dim script As String _ = "app.alert({" _ & " cMsg: ""Hello.""," _ & " nIcon: 3," _ & " cTitle: ""JavaScript Action""" _ & "});" Dim action As New PdfJavaScriptAction(script) link4.Action = action TryCast(page, PdfNewPage).Annotations.Add(link4) page.Canvas.DrawString(text, font1, PdfBrushes.Blue, x, y) y = y + size.Height 'Save pdf file. doc.SaveToFile("Link.pdf") doc.Close() 'Launching the Pdf file. Process.Start("Link.pdf") End Sub End Class End Namespace