Function setFileType

setFileType(fileType): void
JMap.Application.Print.setFileType

Sets the type of file used when downloading the print.
Parameters
- fileType: JAPP_PRINT_FILE_TYPES
  "png", "jpeg", or "pdf"
Returns void
Throws
if fileType is not correct

Example
```
// set the layout as portrait
JMap.Application.Print.setFileType("pdf")
```