IXpsFixedPageWriter.AddImage Método

Definição

Espaço de Nomes:: System.Windows.Xps.Packaging

Assemblagem:: ReachFramework.dll

Importante

Algumas informações dizem respeito a um produto pré-lançado que pode ser substancialmente modificado antes de ser lançado. A Microsoft não faz garantias, de forma expressa ou implícita, em relação à informação aqui apresentada.

Adiciona um novo XpsImage à página atual.

Sobrecargas

Name	Description
AddImage(String)	Adiciona um novo XpsImage com um tipo MIME especificado à página atual.
AddImage(XpsImageType)	Adiciona um novo XpsImage com um especificado XpsImageType à página atual.

Observações

AddImage adiciona um novo XpsImage ao pacote de documentos e associa-o ao atual FixedPage.

AddImage(String)

Adiciona um novo XpsImage com um tipo MIME especificado à página atual.

public:
 System::Windows::Xps::Packaging::XpsImage ^ AddImage(System::String ^ mimeType);

public System.Windows.Xps.Packaging.XpsImage AddImage(string mimeType);

abstract member AddImage : string -> System.Windows.Xps.Packaging.XpsImage

Public Function AddImage (mimeType As String) As XpsImage

Parâmetros

mimeType: String

O tipo MIME da imagem a acrescentar.

Devoluções

XpsImage

O novo recurso de imagem que foi adicionado à página.

Exceções

ObjectDisposedException

Dispose() foi chamado.

ArgumentNullException

mimeType é null.

ArgumentException

mimeType é uma corda vazia.

Exemplos

O exemplo seguinte mostra como usar o AddImage método para adicionar um recurso de imagem a uma página.

// -------------------------- AddPageResources ----------------------------
Dictionary<System::String^,List<XpsResource^>^>^ AddPageResources (IXpsFixedPageWriter^ fixedPageWriter)
{
   // Collection of all resources for this page.
   //   Key: "XpsImage", "XpsFont"
   //   Value: List of XpsImage or XpsFont
   Dictionary<System::String^,List<XpsResource^>^>^ resources = gcnew Dictionary<System::String^,List<XpsResource^>^>();

   // Collections of images and fonts used in the current page.
   List<XpsResource^>^ xpsImages = gcnew List<XpsResource^>();
   List<XpsResource^>^ xpsFonts = gcnew 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()

// -------------------------- AddPageResources ----------------------------
private Dictionary<string, List<XpsResource>>
        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()

' -------------------------- AddPageResources ----------------------------
Private Function AddPageResources(ByVal fixedPageWriter As IXpsFixedPageWriter) As Dictionary(Of String, List(Of XpsResource))
    ' Collection of all resources for this page.
    '   Key: "XpsImage", "XpsFont"
    '   Value: List of XpsImage or XpsFont
    Dim resources As New Dictionary(Of String, List(Of XpsResource))()

    ' Collections of images and fonts used in the current page.
    Dim xpsImages As New List(Of XpsResource)()
    Dim xpsFonts As New List(Of XpsResource)()

    Try
        Dim xpsImage As XpsImage
        Dim xpsFont As 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 xpsException As XpsPackagingException
        Throw xpsException
    End Try
End Function ' end:AddPageResources()

Observações

AddImage adiciona um novo XpsImage com a especificado mimeType ao pacote do documento e associa-o ao atual FixedPage.

Ver também

AddThumbnail(XpsImageType)

Aplica-se a

AddImage(XpsImageType)

Adiciona um novo XpsImage com um especificado XpsImageType à página atual.

public:
 System::Windows::Xps::Packaging::XpsImage ^ AddImage(System::Windows::Xps::Packaging::XpsImageType imageType);

public System.Windows.Xps.Packaging.XpsImage AddImage(System.Windows.Xps.Packaging.XpsImageType imageType);

abstract member AddImage : System.Windows.Xps.Packaging.XpsImageType -> System.Windows.Xps.Packaging.XpsImage

Public Function AddImage (imageType As XpsImageType) As XpsImage

Parâmetros

imageType: XpsImageType

O tipo de imagem a adicionar à página.

Devoluções

XpsImage

O novo recurso de imagem que foi adicionado à página.

Exceções

ObjectDisposedException

Dispose() foi chamado.

Exemplos

O exemplo seguinte mostra como usar o AddImage método para adicionar um recurso de imagem a uma página.

// -------------------------- AddPageResources ----------------------------
Dictionary<System::String^,List<XpsResource^>^>^ AddPageResources (IXpsFixedPageWriter^ fixedPageWriter)
{
   // Collection of all resources for this page.
   //   Key: "XpsImage", "XpsFont"
   //   Value: List of XpsImage or XpsFont
   Dictionary<System::String^,List<XpsResource^>^>^ resources = gcnew Dictionary<System::String^,List<XpsResource^>^>();

   // Collections of images and fonts used in the current page.
   List<XpsResource^>^ xpsImages = gcnew List<XpsResource^>();
   List<XpsResource^>^ xpsFonts = gcnew 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()

// -------------------------- AddPageResources ----------------------------
private Dictionary<string, List<XpsResource>>
        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()

' -------------------------- AddPageResources ----------------------------
Private Function AddPageResources(ByVal fixedPageWriter As IXpsFixedPageWriter) As Dictionary(Of String, List(Of XpsResource))
    ' Collection of all resources for this page.
    '   Key: "XpsImage", "XpsFont"
    '   Value: List of XpsImage or XpsFont
    Dim resources As New Dictionary(Of String, List(Of XpsResource))()

    ' Collections of images and fonts used in the current page.
    Dim xpsImages As New List(Of XpsResource)()
    Dim xpsFonts As New List(Of XpsResource)()

    Try
        Dim xpsImage As XpsImage
        Dim xpsFont As 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 xpsException As XpsPackagingException
        Throw xpsException
    End Try
End Function ' end:AddPageResources()

Observações

AddImage adiciona um novo XpsImage com o especificado XpsImageType ao pacote de documentos e associa-o ao atual FixedPage.

Por exemplo, imageType pode ser JpegImageType ou PngImageType. para adicionar um JPEG ou PNG XpsImage, respetivamente.

Ver também

AddThumbnail(XpsImageType)

Aplica-se a

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