This is a callback interface that is used by the InjectTextLayer method of the Engine object to report events during processing. This interface is implemented on the client-side. An object receiving notifications through this interface’s methods may do the following inside the methods’ implementation:Documentation Index
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- Process any system messages to help prevent the application from appearing unresponsive during long operations. This can be helpful in applications with a user interface.
- Report percentage of document analysis, recognition, and export.
- Report recognizer tips and warnings to the user.
- Report information about completion of the operation.
Methods
| Name | Description |
|---|---|
| OnPageProcessed | Delivers to the client information about page processing completed. |
| OnProgress | Delivers to the client information about approximate percentage of operation completed. |
| OnWarning | Delivers to the client tips and warnings which occurred during processing. |