XpsImageType Enum
Definition
Viktigt
En del information gäller för förhandsversionen av en produkt och kan komma att ändras avsevärt innan produkten blir allmänt tillgänglig. Microsoft lämnar inga garantier, uttryckliga eller underförstådda, avseende informationen som visas här.
Anger grafiska format för bilder som kan ingå i en XpsDocument.
public enum class XpsImageType
public enum XpsImageType
type XpsImageType =
Public Enum XpsImageType
- Arv
Fält
| Name | Värde | Description |
|---|---|---|
| PngImageType | 0 | PNG. |
| JpegImageType | 1 | JPEG. |
| TiffImageType | 2 | TIFF |
| WdpImageType | 3 | WDP. |
Exempel
I följande exempel visas hur du använder den här uppräkningen när du lägger till bilder i ett XPS-dokument (XML Paper Specification).
// ---------------------------- Create() ------------------------------
/// <summary>
/// Creates an XpsDocument using the Xps.Packaging APIs.</summary>
/// <param name="xpsDocument">
/// The XpsDocument to create.</param>
/// <remarks>
/// The Xps.Packaging APIs are used to create the DocumentSequence,
/// FixedDocument, and FixedPage "PackageParts" of an XpsDocument.
/// The applicationt is responsible for using the XmlWriter to
/// serialize the page markup and for supplying the streams for any
/// font or image resources.</remarks>
public void Create(XpsDocument xpsDocument)
{
// Create the document sequence
IXpsFixedDocumentSequenceWriter docSeqWriter =
xpsDocument.AddFixedDocumentSequence();
// Create the document
IXpsFixedDocumentWriter docWriter = docSeqWriter.AddFixedDocument();
// Create the Page
IXpsFixedPageWriter pageWriter = docWriter.AddFixedPage();
// Get the XmlWriter
XmlWriter xmlWriter = pageWriter.XmlWriter;
// Write the mark up according the XPS Specifications
BeginFixedPage(xmlWriter);
AddGlyphRun(pageWriter, xmlWriter,
"This is a photo of the famous Notre Dame in Paris",
16, 50, 50, @"C:\Windows\fonts\arial.ttf");
AddImage(pageWriter, xmlWriter,
"ParisNotreDame.jpg", XpsImageType.JpegImageType,
100, 100, 600, 1100 );
// End the page.
EndFixedPage( xmlWriter );
// Close the page, document, and document sequence.
pageWriter.Commit();
docWriter.Commit();
docSeqWriter.Commit();
_fontDictionary.Clear();
}// end:Create()
' ---------------------------- Create() ------------------------------
''' <summary>
''' Creates an XpsDocument using the Xps.Packaging APIs.</summary>
''' <param name="xpsDocument">
''' The XpsDocument to create.</param>
''' <remarks>
''' The Xps.Packaging APIs are used to create the DocumentSequence,
''' FixedDocument, and FixedPage "PackageParts" of an XpsDocument.
''' The applicationt is responsible for using the XmlWriter to
''' serialize the page markup and for supplying the streams for any
''' font or image resources.</remarks>
Public Sub Create(xpsDocument As XpsDocument)
' Create the document sequence
Dim docSeqWriter As IXpsFixedDocumentSequenceWriter = xpsDocument.AddFixedDocumentSequence()
' Create the document
Dim docWriter As IXpsFixedDocumentWriter = docSeqWriter.AddFixedDocument()
' Create the Page
Dim pageWriter As IXpsFixedPageWriter = docWriter.AddFixedPage()
' Get the XmlWriter
Dim xmlWriter As XmlWriter = pageWriter.XmlWriter
' Write the mark up according the XPS Specifications
BeginFixedPage(xmlWriter)
AddGlyphRun(pageWriter, xmlWriter, "This is a photo of the famous Notre Dame in Paris", 16, 50, 50, "C:\Windows\fonts\arial.ttf")
AddImage(pageWriter, xmlWriter, "ParisNotreDame.jpg", XpsImageType.JpegImageType, 100, 100, 600, 1100)
' End the page.
EndFixedPage(xmlWriter)
' Close the page, document, and document sequence.
pageWriter.Commit()
docWriter.Commit()
docSeqWriter.Commit()
_fontDictionary.Clear()
End Sub
Kommentarer
Använd den här uppräkningen främst som en parameter för metoder som lägger till bilder i XPS-dokument (XML Paper Specification).