AddPageResources(IXpsFixedPageWriter fixedPageWriter)
{
// Collection of all resources for this page.
// Key: "XpsImage", "XpsFont"
// Value: List of XpsImage or XpsFont
Dictionary <string, List <XpsResource> > resources =
new Dictionary <string, List <XpsResource> >();
// Collections of images and fonts used in the current page.
List <XpsResource> xpsImages = new List <XpsResource>();
List <XpsResource> xpsFonts = new List <XpsResource>();
try
{
XpsImage xpsImage;
XpsFont xpsFont;
// Add, Write, and Commit image1 to the current page.
xpsImage = fixedPageWriter.AddImage(XpsImageType.JpegImageType);
WriteToStream(xpsImage.GetStream(), image1);
xpsImage.Commit();
xpsImages.Add(xpsImage); // Add image1 as a required resource.
// Add, Write, and Commit font 1 to the current page.
xpsFont = fixedPageWriter.AddFont();
WriteObfuscatedStream(
xpsFont.Uri.ToString(), xpsFont.GetStream(), font1);
xpsFont.Commit();
xpsFonts.Add(xpsFont); // Add font1 as a required resource.
// Add, Write, and Commit image2 to the current page.
xpsImage = fixedPageWriter.AddImage(XpsImageType.TiffImageType);
WriteToStream(xpsImage.GetStream(), image2);
xpsImage.Commit();
xpsImages.Add(xpsImage); // Add image2 as a required resource.
// Add, Write, and Commit font2 to the current page.
xpsFont = fixedPageWriter.AddFont(false);
WriteToStream(xpsFont.GetStream(), font2);
xpsFont.Commit();
xpsFonts.Add(xpsFont); // Add font2 as a required resource.
// Return the image and font resources in a combined collection.
resources.Add("XpsImage", xpsImages);
resources.Add("XpsFont", xpsFonts);
return(resources);
}
catch (XpsPackagingException xpsException)
{
throw xpsException;
}
}// end:AddPageResources()
private void AddFonts(IXpsFixedPageReader fixedPageReader, IXpsFixedPageWriter pageWriter)
{
// Adding font from source to resources.
foreach (XpsFont font in fixedPageReader.Fonts)
{
if (!CheckIfFontAddedAlready(font.Uri.ToString()))
{
XpsFont newFont = pageWriter.AddFont(false);
using (Stream dstFontStream = newFont.GetStream())
{
using (Stream srcFontStream = font.GetStream())
{
if (font.IsObfuscated)
{
WriteObfuscatedStream(font.Uri.ToString(),
dstFontStream, srcFontStream);
}
else
{
WriteToStream(dstFontStream, srcFontStream);
}
newFont.Commit();
XpsDetails xpsFont = new XpsDetails();
xpsFont.resource = newFont;
xpsFont.sourceURI = font.Uri;
xpsFont.destURI = newFont.Uri;
xpsFonts.Add(xpsFont);
}
}
}
}
}
}// end:AddGlyphRun()
// --------------------------- GetXpsFont() ---------------------------
/// <summary>
/// Returns the relative path to a font part in the package.</summary>
/// <param name="pageWriter">
/// The page to associate the font with.</param>
/// <param name="fontUri">
/// The URI for the source font file.</param>
/// <returns>
/// The relative path to font part in the package.</returns>
/// <remarks>
/// If the font has not been added previously, GetXpsFont creates a
/// new font part and copies the font data from the specified
/// source font URI.</remarks>
private string GetXpsFont(IXpsFixedPageWriter pageWriter, string fontUri)
{
string packageFontUri;
if (_fontDictionary.ContainsKey(fontUri))
{
packageFontUri = _fontDictionary[fontUri];
}
else
{
XpsFont xpsFont = pageWriter.AddFont(false);
Stream dstStream = xpsFont.GetStream();
Stream srcStream =
new FileStream(fontUri, FileMode.Open, FileAccess.Read);
Byte[] streamBytes = new Byte[srcStream.Length];
srcStream.Read(streamBytes, 0, (int)srcStream.Length);
dstStream.Write(streamBytes, 0, (int)srcStream.Length);
_fontDictionary[fontUri] = xpsFont.Uri.ToString();
packageFontUri = xpsFont.Uri.ToString();
xpsFont.Commit();
}
return(packageFontUri);
}// end:GetXpsFont()
