/**
* Adds some <CODE>PdfContents</CODE> to this Writer.
* <P>
* The document has to be open before you can begin to add content
* to the body of the document.
*
* @return a <CODE>PdfIndirectReference</CODE>
* @param page the <CODE>PdfPage</CODE> to add
* @param contents the <CODE>PdfContents</CODE> of the page
* @throws PdfException on error
*/
internal virtual PdfIndirectReference Add(PdfPage page, PdfContents contents)
{
if (!open) {
throw new PdfException("The document isn't open.");
}
PdfIndirectObject objecta;
objecta = AddToBody(contents);
page.Add(objecta.IndirectReference);
if (group != null) {
page.Put(PdfName.GROUP, group);
group = null;
}
else if (rgbTransparencyBlending) {
PdfDictionary pp = new PdfDictionary();
pp.Put(PdfName.TYPE, PdfName.GROUP);
pp.Put(PdfName.S, PdfName.TRANSPARENCY);
pp.Put(PdfName.CS, PdfName.DEVICERGB);
page.Put(PdfName.GROUP, pp);
}
root.AddPage(page);
currentPageNumber++;
return null;
}
internal override PdfIndirectReference Add(PdfPage page, PdfContents contents)
{
return null;
}
internal override PdfIndirectReference Add(PdfPage page, PdfContents contents)
{
return(null);
}
/**
* Adds a blank page.
* @param rect The page dimension
* @param rotation The rotation angle in degrees
* @since 2.1.5
*/
public void AddPage(Rectangle rect, int rotation)
{
PdfRectangle mediabox = new PdfRectangle(rect, rotation);
PageResources resources = new PageResources();
PdfPage page = new PdfPage(mediabox, new Hashtable(), resources.Resources, 0);
page.Put(PdfName.TABS, Tabs);
root.AddPage(page);
++currentPageNumber;
}
/**
* Makes a new page and sends it to the <CODE>PdfWriter</CODE>.
*
* @return a <CODE>bool</CODE>
* @throws DocumentException on error
*/
public override bool NewPage()
{
lastElementType = -1;
if (writer == null || (writer.DirectContent.Size == 0 && writer.DirectContentUnder.Size == 0 && (pageEmpty || writer.IsPaused()))) {
SetNewPageSizeAndMargins();
return false;
}
if (!open || close) {
throw new Exception("The document isn't open.");
}
IPdfPageEvent pageEvent = writer.PageEvent;
if (pageEvent != null)
pageEvent.OnEndPage(writer, this);
//Added to inform any listeners that we are moving to a new page (added by David Freels)
base.NewPage();
// the following 2 lines were added by Pelikan Stephan
indentation.imageIndentLeft = 0;
indentation.imageIndentRight = 0;
// we flush the arraylist with recently written lines
FlushLines();
// we prepare the elements of the page dictionary
// [U1] page size and rotation
int rotation = pageSize.Rotation;
// [C10]
if (writer.IsPdfX()) {
if (thisBoxSize.ContainsKey("art") && thisBoxSize.ContainsKey("trim"))
throw new PdfXConformanceException("Only one of ArtBox or TrimBox can exist in the page.");
if (!thisBoxSize.ContainsKey("art") && !thisBoxSize.ContainsKey("trim")) {
if (thisBoxSize.ContainsKey("crop"))
thisBoxSize["trim"] = thisBoxSize["crop"];
else
thisBoxSize["trim"] = new PdfRectangle(pageSize, pageSize.Rotation);
}
}
// [M1]
pageResources.AddDefaultColorDiff(writer.DefaultColorspace);
if (writer.RgbTransparencyBlending) {
PdfDictionary dcs = new PdfDictionary();
dcs.Put(PdfName.CS, PdfName.DEVICERGB);
pageResources.AddDefaultColorDiff(dcs);
}
PdfDictionary resources = pageResources.Resources;
// we create the page dictionary
PdfPage page = new PdfPage(new PdfRectangle(pageSize, rotation), thisBoxSize, resources, rotation);
page.Put(PdfName.TABS, writer.Tabs);
// we complete the page dictionary
// [C9] if there is XMP data to add: add it
if (xmpMetadata != null) {
PdfStream xmp = new PdfStream(xmpMetadata);
xmp.Put(PdfName.TYPE, PdfName.METADATA);
xmp.Put(PdfName.SUBTYPE, PdfName.XML);
PdfEncryption crypto = writer.Encryption;
if (crypto != null && !crypto.IsMetadataEncrypted()) {
PdfArray ar = new PdfArray();
ar.Add(PdfName.CRYPT);
xmp.Put(PdfName.FILTER, ar);
}
page.Put(PdfName.METADATA, writer.AddToBody(xmp).IndirectReference);
}
// [U3] page actions: transition, duration, additional actions
if (this.transition!=null) {
page.Put(PdfName.TRANS, this.transition.TransitionDictionary);
transition = null;
}
if (this.duration>0) {
page.Put(PdfName.DUR,new PdfNumber(this.duration));
duration = 0;
}
if (pageAA != null) {
page.Put(PdfName.AA, writer.AddToBody(pageAA).IndirectReference);
pageAA = null;
}
// [U4] we add the thumbs
if (thumb != null) {
page.Put(PdfName.THUMB, thumb);
thumb = null;
}
// [U8] we check if the userunit is defined
if (writer.Userunit > 0f) {
page.Put(PdfName.USERUNIT, new PdfNumber(writer.Userunit));
}
// [C5] and [C8] we add the annotations
if (annotationsImp.HasUnusedAnnotations()) {
PdfArray array = annotationsImp.RotateAnnotations(writer, pageSize);
if (array.Size != 0)
page.Put(PdfName.ANNOTS, array);
}
// [F12] we add tag info
if (writer.IsTagged())
page.Put(PdfName.STRUCTPARENTS, new PdfNumber(writer.CurrentPageNumber - 1));
if (text.Size > textEmptySize)
text.EndText();
else
text = null;
writer.Add(page, new PdfContents(writer.DirectContentUnder, graphics, text, writer.DirectContent, pageSize));
// we initialize the new page
InitPage();
return true;
}
