# Key Features

## Content



The key features of **PdfDocumentSource** are as follows:

*   **Load PDF**<br />[Load PDF](/componentone/docs/wpf/online-document/PDFDocumentSource-for-WPF/Features/Load-PDF) documents from both files and streams.<br /><br />
*   **Export PDF**<br />[Export PDF](/componentone/docs/wpf/online-document/PDFDocumentSource-for-WPF/Features/Export-PDF) documents to HTML or image formats, such as as JPEG, TIFF, etc.<br /><br />
*   **Print PDF**<br />[Print](/componentone/docs/wpf/online-document/PDFDocumentSource-for-WPF/Features/Print-PDF) the loaded document to default or specified printer.<br /><br />
*   **Font support**<br />Most [PDF features](/componentone/docs/wpf/online-document/PDFDocumentSource-for-WPF/PDF-Features-supported-in-FlexViewer), including embedded fonts, are supported.<br /><br />
*   **Search PDF**<br />[Search for text](/componentone/docs/wpf/online-document/PDFDocumentSource-for-WPF/Features/Text-Search) in a PDF document from code.<br /><br />
*   **Independent of third party software**<br />Does not depend on third party software, such as Acrobat.<br /><br />

### Limitations of PDFDocumentSource

*   PDF Type3 fonts are not supported.
*   Pencil marks are not supported.

## See Also

[Features](/componentone/docs/wpf/online-document/PDFDocumentSource-for-WPF/Features)

[Quick Start](/componentone/docs/wpf/online-document/PDFDocumentSource-for-WPF/PDFDocumentSource-Quick-Start)