public static XpsElement Parse(XmlTextReader xmlReader)
{
XpsParser parser = new XpsParser(xmlReader);
XpsElement element = parser.Parse();
return(element);
}
XpsElement ParseElement()
{
if (reader.NodeType != XmlNodeType.Element)
{
throw new InvalidOperationException(PSXSR.MustStandOnElement);
}
XpsElement element = null;
switch (reader.Name)
{
case "Canvas":
element = ParseCanvas();
break;
case "FixedPage":
element = ParseFixedPage();
break;
case "Glyphs":
element = ParseGlyphs();
break;
case "MatrixTransform":
element = ParseMatrixTransform();
break;
case "Path":
element = ParsePath();
break;
case "FixedDocumentSequence":
element = ParseFixedDocumentSequence();
break;
case "FixedDocument":
element = ParseFixedDocument();
break;
case "DocumentReference":
// TODO
MoveBeyondThisElement();
break;
case "mc:AlternateContent":
// TODO
MoveBeyondThisElement();
break;
default:
Debugger.Break();
break;
}
return(element);
}
/// <summary>
/// Parses a Visual element.
/// </summary>
Visual ParseVisual()
{
bool isEmptyElement = this.reader.IsEmptyElement;
Visual visual = new Visual();
while (MoveToNextAttribute())
{
switch (this.reader.Name)
{
default:
UnexpectedAttribute(this.reader.Name);
break;
}
}
if (!isEmptyElement)
{
MoveToNextElement();
while (this.reader.IsStartElement())
{
XpsElement element = null;
switch (this.reader.Name)
{
case "Canvas":
element = ParseCanvas();
visual.Content.Add(element);
element.Parent = visual;
break;
case "Path":
element = ParsePath();
visual.Content.Add(element);
element.Parent = visual;
break;
case "Glyphs":
element = ParseGlyphs();
visual.Content.Add(element);
element.Parent = visual;
break;
default:
Debugger.Break();
break;
}
}
}
MoveToNextElement();
return(visual);
}
static T FindStaticResource <T>(string key, ResourceDictionary dict) where T : XpsElement
{
XpsElement elem = null;
while (dict != null)
{
elem = dict[key];
if (elem != null)
{
break;
}
dict = dict.ResourceParent;
}
T result = elem as T;
if (elem != null && result == null)
{
throw new InvalidCastException("Resource type mismatch.");
}
return(result);
}
/// <summary>
/// Writes the specified element to the content stream.
/// </summary>
public void WriteElement(XpsElement element)
{
Canvas canvas;
Path path;
Glyphs glyphs;
Visual visual;
Comment comment;
if ((canvas = element as Canvas) != null)
{
BeginGraphic();
WriteCanvas(canvas);
}
else if ((path = element as Path) != null)
{
BeginGraphic();
WritePath(path);
}
else if ((glyphs = element as Glyphs) != null)
{
//BeginText();
WriteGlyphs(glyphs);
}
else if ((visual = element as Visual) != null)
{
WriteVisual(visual);
//foreach (XpsElement visualElement in visual.Content)
// WriteElement(visualElement);
}
else if ((comment = element as Comment) != null)
{
//DaSt : Comment?
//WriteGlyphs(glyphs);
}
else
{
throw new InvalidOperationException("Invalid element type.");
}
}
/// <summary>
/// Writes the specified element to the content stream.
/// </summary>
public void WriteElement(XpsElement element)
{
Canvas canvas;
Path path;
Glyphs glyphs;
Visual visual;
Comment comment;
if ((canvas = element as Canvas) != null)
{
BeginGraphic();
WriteCanvas(canvas);
}
else if ((path = element as Path) != null)
{
BeginGraphic();
WritePath(path);
}
else if ((glyphs = element as Glyphs) != null)
{
//BeginText();
WriteGlyphs(glyphs);
}
else if ((visual = element as Visual) != null)
{
WriteVisual(visual);
//foreach (XpsElement visualElement in visual.Content)
// WriteElement(visualElement);
}
else if ((comment = element as Comment) != null)
{
//DaSt : Comment?
//WriteGlyphs(glyphs);
}
else
throw new InvalidOperationException("Invalid element type.");
}
/// <summary>
/// A first hack to do the job...
/// </summary>
public static void RenderPage_Test01(PdfPage page, string xpsFilename)
{
//XpsDocument xpsdoc = new XpsDocument(xpsFilename, System.IO.FileAccess.Read);
//FixedDocument fds = xpsdoc.GetFixedDocument();
//DocumentReferenceCollection docrefs = fds.References;
//DocumentReference docref = docrefs[0];
//Uri uri1 = docref.Source;
//FixedDocument fixeddoc = docref.GetDocument(false);
//PageContent content = fixeddoc.Pages[0];
//Uri uri2 = content.Source;
//FixedPage fixedPage = content.Child;
//xpsdoc.Close();
// /Documents/1/Pages/1.fpage
try
{
#if true
XpsDocument doc = XpsDocument.Open(xpsFilename);
FixedPage fpage = doc.GetDocument().GetFixedPage(0);
//ZipPackage pack = ZipPackage.Open(xpsFilename) as ZipPackage;
Uri uri = new Uri("/Documents/1/Pages/1.fpage", UriKind.Relative);
ZipPackagePart part = doc.Package.GetPart(uri) as ZipPackagePart;
using (Stream stream = part.GetStream())
{
using (StreamReader sr = new StreamReader(stream))
{
string xml = sr.ReadToEnd();
#if true
string xmlPath = IOPath.Combine(IOPath.GetDirectoryName(xpsFilename), IOPath.GetFileNameWithoutExtension(xpsFilename)) + ".xml";
using (StreamWriter sw = new StreamWriter(xmlPath))
{
sw.Write(xml);
}
#endif
DocumentRenderingContext context = new DocumentRenderingContext(page.Owner);
//XpsElement el = PdfSharp.Xps.Parsing.XpsParser.Parse(xml);
PdfRenderer renderer = new PdfRenderer();
renderer.RenderPage(page, fpage);
}
}
#else
ZipPackage pack = ZipPackage.Open(xpsFilename) as ZipPackage;
Uri uri = new Uri("/Documents/1/Pages/1.fpage", UriKind.Relative);
ZipPackagePart part = pack.GetPart(uri) as ZipPackagePart;
using (Stream stream = part.GetStream())
{
using (StreamReader sr = new StreamReader(stream))
{
string xml = sr.ReadToEnd();
#if true
string xmlPath = IOPath.Combine(IOPath.GetDirectoryName(xpsFilename), IOPath.GetFileNameWithoutExtension(xpsFilename)) + ".xml";
using (StreamWriter sw = new StreamWriter(xmlPath))
{
sw.Write(xml);
}
#endif
XpsElement el = PdfSharp.Xps.Parsing.XpsParser.Parse(xml);
PdfRenderer renderer = new PdfRenderer();
renderer.RenderPage(page, el as PdfSharp.Xps.XpsModel.FixedPage);
}
}
#endif
}
catch
{
//DaSt :
}
}
/// <summary>
/// Parses a FixedPage element.
/// </summary>
FixedPage ParseFixedPage()
{
Debug.Assert(this.reader.Name == "FixedPage");
FixedPage fpage = new FixedPage();
try
{
bool isEmptyElement = this.reader.IsEmptyElement;
Debug.Assert(this.fpage == null);
this.fpage = fpage;
while (this.reader.MoveToNextAttribute())
{
switch (this.reader.Name)
{
case "Name":
fpage.Name = this.reader.Value;
break;
case "Width":
fpage.Width = ParseDouble(this.reader.Value);
break;
case "Height":
fpage.Height = ParseDouble(this.reader.Value);
break;
case "ContentBox":
fpage.ContentBox = Rect.Parse(this.reader.Value);
break;
case "BleedBox":
fpage.BleedBox = Rect.Parse(this.reader.Value);
break;
case "xmlns":
break;
case "xmlns:xps":
break;
case "xmlns:false":
break;
case "xmlns:mc":
break;
case "xmlns:x":
break;
case "xmlns:xml":
break;
case "xmlns:xsi":
break;
case "xmlns:v2":
break;
case "xml:lang":
fpage.Lang = this.reader.Value;
break;
case "xml:space":
break;
case "xsi:schemaLocation":
break;
case "mc:MustUnderstand":
break;
default:
UnexpectedAttribute(this.reader.Name);
break;
}
}
if (!isEmptyElement)
{
MoveToNextElement();
while (this.reader.IsStartElement())
{
XpsElement element = null;
switch (reader.Name)
{
case "Path":
element = ParsePath();
fpage.Content.Add(element);
element.Parent = fpage;
break;
case "Canvas":
element = ParseCanvas();
fpage.Content.Add(element);
element.Parent = fpage;
break;
case "Glyphs":
element = ParseGlyphs();
fpage.Content.Add(element);
element.Parent = fpage;
break;
case "MatrixTransform":
Debugger.Break();
ParseMatrixTransform();
//fpage.
//element = ParseGlyphs();
//fpage.Content.Add(element);
break;
case "FixedPage.Resources":
MoveToNextElement();
ResourceDictionary rd = new ResourceDictionary();
fpage.Resources = rd;
rd.Parent = fpage;
rd.ResourceParent = ResourceDictionaryStack.Current;
ResourceDictionaryStack.Push(rd);
ParseResourceDictionary(rd);
MoveToNextElement();
break;
case "mc:AlternateContent":
MoveToNextElement();
break;
case "mc:Choice":
MoveToNextElement();
break;
case "v2:Circle":
MoveToNextElement();
break;
case "v2:Watermark":
MoveToNextElement();
break;
case "v2:Blink":
MoveToNextElement();
break;
default:
Debugger.Break();
break;
}
}
}
MoveToNextElement();
}
finally
{
// If the current ResourceDictionary is from this FixedPage, pop it.
if (fpage != null && fpage.Resources != null)
{
if (Object.ReferenceEquals(fpage.Resources, ResourceDictionaryStack.Current))
{
ResourceDictionaryStack.Pop();
}
}
}
return(fpage);
}
