protected override void DoRegisterArtefacts(PDFLayoutContext context, PDFArtefactRegistrationSet set, Style fullstyle)
{
base.DoRegisterArtefacts(context, set, fullstyle);
LinkAction actiontype = this.Action;
if (actiontype == LinkAction.Undefined)
{
actiontype = this.ResolveActionType(this.Destination, this.File);
}
object[] entries = null;
PDFAction action;
if (this.IsNamedAction(actiontype))
{
PDFNamedAction named = new PDFNamedAction(this, this.Action);
action = named;
}
else if (actiontype == LinkAction.Uri)
{
string url = this.File;
if (!string.IsNullOrEmpty(url))
{
action = new PDFUriDestinationAction(this, actiontype, url);
}
else
{
throw new PDFLinkException(Errors.NoFileLinkSpecifiedOnUriAction);
}
}
else if (actiontype == LinkAction.Destination)
{
//If we start with a # then we are an ID, otherwise we are a uniqueID or Name
PDFDestination dest;
Component comp;
if (string.IsNullOrEmpty(this.Destination))
{
//if there is no destination then there is no link. So do not register
comp = null;
return;
}
else if (this.Destination.StartsWith(ComponentIDPrefix))
{
string id = this.Destination.Substring(ComponentIDPrefix.Length);
comp = this.Document.FindAComponentById(id);
}
else
{
comp = this.Document.FindAComponentByName(this.Destination);
}
if (null == comp)
{
if (context.Conformance == ParserConformanceMode.Strict)
{
throw new PDFLayoutException(string.Format(Errors.LinkToDestinationCouldNotBeMade, this.Destination));
}
else
{
context.TraceLog.Add(TraceLevel.Error, "PDFLink", string.Format(Errors.LinkToDestinationCouldNotBeMade, this.Destination));
}
//cannot continue as we dont have anything to link to
return;
}
dest = new PDFDestination(comp, this.DestinationFit, this.UniqueID);
PDFDestinationAction destact = new PDFDestinationAction(this, actiontype, dest);
action = destact;
if (null != dest)
{
object link = context.DocumentLayout.RegisterCatalogEntry(context, PDFArtefactTypes.Names, dest);
set.SetArtefact(LinkArtefactName, link);
}
}
else if (actiontype == LinkAction.ExternalDestination)
{
string name = this.Destination;
string file = this.File;
PDFRemoteDestinationAction remote = new PDFRemoteDestinationAction(this, actiontype, file, name);
remote.NewWindow = this.NewWindow;
action = remote;
}
else
{
throw RecordAndRaise.Argument("actiontype");
}
if (null != action)
{
entries = this.AddActionAnnotationToChildren(context, fullstyle, action);
set.SetArtefact(LinkAnnotationChildEntries, entries);
}
}
private static void CreateNamedActions(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;
for (int i = 0; i < document.Pages.Count; i++)
{
document.Pages[i].Canvas.DrawString("Named actions:", font, blackBrush, 400, 20);
/////////////
// First page
/////////////
document.Pages[i].Canvas.DrawRectangle(blackPen, 400, 40, 200, 20);
slo.X = 500;
slo.Y = 50;
document.Pages[i].Canvas.DrawString("Go To First Page", sao, slo);
// Create a link annotation on top of the widget.
PDFLinkAnnotation link = new PDFLinkAnnotation();
document.Pages[i].Annotations.Add(link);
link.DisplayRectangle = new PDFDisplayRectangle(400, 40, 200, 20);
// Create a named action and attach it to the link.
PDFNamedAction namedAction = new PDFNamedAction();
namedAction.NamedAction = PDFActionName.FirstPage;
link.Action = namedAction;
/////////////
// Prev page
/////////////
document.Pages[i].Canvas.DrawRectangle(blackPen, 400, 80, 200, 20);
slo.Y = 90;
document.Pages[i].Canvas.DrawString("Go To Previous Page", sao, slo);
// Create a link annotation on top of the widget.
link = new PDFLinkAnnotation();
document.Pages[i].Annotations.Add(link);
link.DisplayRectangle = new PDFDisplayRectangle(400, 80, 200, 20);
// Create a named action and attach it to the link.
namedAction = new PDFNamedAction();
namedAction.NamedAction = PDFActionName.PrevPage;
link.Action = namedAction;
/////////////
// Next page
/////////////
document.Pages[i].Canvas.DrawRectangle(blackPen, 400, 120, 200, 20);
slo.Y = 130;
document.Pages[i].Canvas.DrawString("Go To Next Page", sao, slo);
// Create a link annotation on top of the widget.
link = new PDFLinkAnnotation();
document.Pages[i].Annotations.Add(link);
link.DisplayRectangle = new PDFDisplayRectangle(400, 120, 200, 20);
// Create a named action and attach it to the link.
namedAction = new PDFNamedAction();
namedAction.NamedAction = PDFActionName.NextPage;
link.Action = namedAction;
/////////////
// Last page
/////////////
document.Pages[i].Canvas.DrawRectangle(blackPen, 400, 160, 200, 20);
slo.Y = 170;
document.Pages[i].Canvas.DrawString("Go To Last Page", sao, slo);
// Create a link annotation on top of the widget.
link = new PDFLinkAnnotation();
document.Pages[i].Annotations.Add(link);
link.DisplayRectangle = new PDFDisplayRectangle(400, 160, 200, 20);
// Create a named action and attach it to the link.
namedAction = new PDFNamedAction();
namedAction.NamedAction = PDFActionName.LastPage;
link.Action = namedAction;
/////////////
// Print document
/////////////
document.Pages[i].Canvas.DrawRectangle(blackPen, 400, 200, 200, 20);
slo.Y = 210;
document.Pages[i].Canvas.DrawString("Print Document", sao, slo);
// Create a link annotation on top of the widget.
link = new PDFLinkAnnotation();
document.Pages[i].Annotations.Add(link);
link.DisplayRectangle = new PDFDisplayRectangle(400, 200, 200, 20);
// Create a named action and attach it to the link.
namedAction = new PDFNamedAction();
namedAction.NamedAction = PDFActionName.Print;
link.Action = namedAction;
}
}