| PdfLog.Logger | Interface for custom loggers that can be registered in PdfLog to implement custom logging strategies. |
| EdgeInsets | Object represents page insets. |
| FreeTextAnnotationUtils | This provides methods to help with working with FreeTextAnnotations. |
| LogCatLogger | Logger that logs all messages to LogCat. |
| PageRect | This is a rect representing a page object drawn on screen. |
| PdfLog | Logger used for logging inside PSPDFKit. |
| PdfUtils | Collection of useful methods for working with PDF documents. |
| Size | Data structure representing a size. |
| FreeTextAnnotationUtils.ScaleMode | How to determine the size of the annotation. |