/// <summary>
/// Creates a link to an external PDF document using a named destination.
/// </summary>
/// <param name="rect">The link area in default page coordinates.</param>
/// <param name="documentPath">The path to the target document.</param>
/// <param name="destinationName">The named destination's name in the target document.</param>
/// <param name="newWindow">True, if the destination document shall be opened in a new window.
/// If not set, the viewer application should behave in accordance with the current user preference.</param>
public static PdfLinkAnnotation CreateDocumentLink(PdfRectangle rect, string documentPath, string destinationName, bool?newWindow = null)
{
PdfLinkAnnotation link = new PdfLinkAnnotation();
link._linkType = LinkType.NamedDestination;
link.Rectangle = rect;
link._action = PdfRemoteGoToAction.CreateRemoteGoToAction(documentPath, destinationName, newWindow);
return(link);
}
private static void CreateRemoteGoToActions(PdfFixedDocument document, PdfFont font)
{
PdfPen blackPen = new PdfPen(new PdfRgbColor(0, 0, 0), 1);
PdfBrush blackBrush = new PdfBrush();
font.Size = 12;
PdfStringAppearanceOptions sao = new PdfStringAppearanceOptions();
sao.Brush = blackBrush;
sao.Font = font;
PdfStringLayoutOptions slo = new PdfStringLayoutOptions();
slo.HorizontalAlign = PdfStringHorizontalAlign.Center;
slo.VerticalAlign = PdfStringVerticalAlign.Middle;
Random rnd = new Random();
for (int i = 0; i < document.Pages.Count; i++)
{
int destinationPage = rnd.Next(document.Pages.Count);
document.Pages[i].Graphics.DrawString("Go To Remote actions:", font, blackBrush, 400, 300);
document.Pages[i].Graphics.DrawRectangle(blackPen, 400, 320, 200, 20);
slo.X = 500;
slo.Y = 330;
document.Pages[i].Graphics.DrawString("Go To page " + (destinationPage + 1).ToString() + " in sample.pdf", sao, slo);
// Create a link annotation on top of the widget.
PdfLinkAnnotation link = new PdfLinkAnnotation();
document.Pages[i].Annotations.Add(link);
link.VisualRectangle = new PdfVisualRectangle(400, 320, 200, 20);
// Create a GoToR action and attach it to the link.
PdfPageNumberDestination pageDestination = new PdfPageNumberDestination();
pageDestination.PageNumber = destinationPage;
pageDestination.Left = 0;
pageDestination.Top = 792;
pageDestination.Zoom = 0; // Keep current zoom
PdfRemoteGoToAction remoteGoToAction = new PdfRemoteGoToAction();
remoteGoToAction.FileName = "sample.pdf";
remoteGoToAction.Destination = pageDestination;
link.Action = remoteGoToAction;
}
}
private static void CreateRemoteGoToActions(PdfFixedDocument document, PdfFont font)
{
PdfPen blackPen = new PdfPen(new PdfRgbColor(0, 0, 0), 1);
PdfBrush blackBrush = new PdfBrush();
font.Size = 12;
PdfStringAppearanceOptions sao = new PdfStringAppearanceOptions();
sao.Brush = blackBrush;
sao.Font = font;
PdfStringLayoutOptions slo = new PdfStringLayoutOptions();
slo.HorizontalAlign = PdfStringHorizontalAlign.Center;
slo.VerticalAlign = PdfStringVerticalAlign.Middle;
Random rnd = new Random();
for (int i = 0; i < document.Pages.Count; i++)
{
int destinationPage = rnd.Next(document.Pages.Count);
document.Pages[i].Graphics.DrawString("Go To Remote actions:", font, blackBrush, 400, 300);
document.Pages[i].Graphics.DrawRectangle(blackPen, 400, 320, 200, 20);
slo.X = 500;
slo.Y = 330;
document.Pages[i].Graphics.DrawString("Go To page " + (destinationPage + 1).ToString() + " in sample.pdf", sao, slo);
// Create a link annotation on top of the widget.
PdfLinkAnnotation link = new PdfLinkAnnotation();
document.Pages[i].Annotations.Add(link);
link.VisualRectangle = new PdfVisualRectangle(400, 320, 200, 20);
// Create a GoToR action and attach it to the link.
PdfPageNumberDestination pageDestination = new PdfPageNumberDestination();
pageDestination.PageNumber = destinationPage;
pageDestination.Left = 0;
pageDestination.Top = 792;
pageDestination.Zoom = 0; // Keep current zoom
PdfRemoteGoToAction remoteGoToAction = new PdfRemoteGoToAction();
remoteGoToAction.FileName = "sample.pdf";
remoteGoToAction.Destination = pageDestination;
link.Action = remoteGoToAction;
}
}
