# Structure - Viewer

### Viewer specific structures

Structure | Description
--- | ---
FARINT64 | used to hold a 64 bit integer value.
ViewerInfo | current viewer state
ViewerMode | information about the current view mode
ViewerSelect | block selection in the internal viewer
ViewerSetMode | set the working mode of the current viewer instance
ViewerSetPosition | position setting in the viewer

See also:
Exported functions, Service functions, Delphi structures, Win32 structures