XpsImageType Перечисление

Определение

Пространство имен:

System.Windows.Xps.Packaging

Сборка:

ReachFramework.dll

Задает графические форматы изображений, которые могут быть включены в XpsDocument.

public enum class XpsImageType

public enum XpsImageType

type XpsImageType = 

Public Enum XpsImageType

Наследование

Object

ValueType

Enum

XpsImageType

Поля

JpegImageType	1	JPEG.
PngImageType	0	PNG.
TiffImageType	2	TIFF
WdpImageType	3	WDP.

Примеры

В следующем примере показано, как использовать это перечисление при добавлении изображений в документ XML Paper Specification (XPS).

// ---------------------------- 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

Комментарии

Используйте это перечисление в первую очередь в качестве параметра для методов, добавляющих изображения в документы XML Paper Specification (XPS).