Aspose::Words::Document::UpdateThumbnail method
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]Document::UpdateThumbnail() method
Updates Thumbnail of the document using default options.
void Aspose::Words::Document::UpdateThumbnail()
Examples
Shows how to update a document’s thumbnail.
auto doc = MakeObject<Document>();
auto builder = MakeObject<DocumentBuilder>(doc);
builder->Writeln(u"Hello world!");
builder->InsertImage(ImageDir + u"Logo.jpg");
// There are two ways of setting a thumbnail image when saving a document to .epub.
// 1 - Use the document's first page:
doc->UpdateThumbnail();
doc->Save(ArtifactsDir + u"Document.UpdateThumbnail.FirstPage.epub");
// 2 - Use the first image found in the document:
auto options = MakeObject<ThumbnailGeneratingOptions>();
options->set_ThumbnailSize(System::Drawing::Size(400, 400));
options->set_GenerateFromFirstPage(false);
doc->UpdateThumbnail(options);
doc->Save(ArtifactsDir + u"Document.UpdateThumbnail.FirstImage.epub");
See Also
- Class Document
- Namespace Aspose::Words
- Library Aspose.Words for C++
Document::UpdateThumbnail(const System::SharedPtr<Aspose::Words::Rendering::ThumbnailGeneratingOptions>&) method
Updates Thumbnail of the document according to the specified options.
void Aspose::Words::Document::UpdateThumbnail(const System::SharedPtr<Aspose::Words::Rendering::ThumbnailGeneratingOptions> &options)
| Parameter | Type | Description |
|---|---|---|
| options | const System::SharedPtr<Aspose::Words::Rendering::ThumbnailGeneratingOptions>& | The generating options to use. |
Examples
Shows how to update a document’s thumbnail.
auto doc = MakeObject<Document>();
auto builder = MakeObject<DocumentBuilder>(doc);
builder->Writeln(u"Hello world!");
builder->InsertImage(ImageDir + u"Logo.jpg");
// There are two ways of setting a thumbnail image when saving a document to .epub.
// 1 - Use the document's first page:
doc->UpdateThumbnail();
doc->Save(ArtifactsDir + u"Document.UpdateThumbnail.FirstPage.epub");
// 2 - Use the first image found in the document:
auto options = MakeObject<ThumbnailGeneratingOptions>();
options->set_ThumbnailSize(System::Drawing::Size(400, 400));
options->set_GenerateFromFirstPage(false);
doc->UpdateThumbnail(options);
doc->Save(ArtifactsDir + u"Document.UpdateThumbnail.FirstImage.epub");
See Also
- Class ThumbnailGeneratingOptions
- Class Document
- Namespace Aspose::Words
- Library Aspose.Words for C++