Bug 442398

Summary: non-latin symbols inside PDF-forms not displayed in view-mode and non-printable
Product: [Applications] okular Reporter: Amin <aminux>
Component: PDF backendAssignee: Okular developers <okular-devel>
Status: REPORTED ---    
Severity: normal CC: o.freyermuth
Priority: NOR    
Version First Reported In: 21.04.1   
Target Milestone: ---   
Platform: Fedora RPMs   
OS: Linux   
Latest Commit: Version Fixed In:
Sentry Crash Report:
Attachments: PDF for test displaying non-latin / ex-latin / math / cyrillic symbols in FORMS

Description Amin 2021-09-13 22:34:41 UTC
Created attachment 141525 [details]
PDF for test displaying non-latin / ex-latin / math / cyrillic symbols in FORMS

SUMMARY
When PDF with forms filled, non-latin chars displayed only in edit-mode; 
In view / print_preview mode non-latin or extended latin chars not displayed;
This chars also not printed;

STEPS TO REPRODUCE
1. Open PDF with filled form from attach in okular
2. Press button "Show forms" and compare data strings in edit- and display- modes.
3. Try print filled form to printer (ex cups-pdf) and discover that only basic latin characters printed.

OBSERVED RESULT
Extended-Latin (extension A-E in kCharSelect), cyrillic and math-symbols inside PDF-forms not displayed in view-mode and not printing.

EXPECTED RESULT
All symbols visible and printable in PDF-forms fields.

SOFTWARE/OS VERSIONS
Linux/KDE Plasma: Fedora 34 / KDE @ X11
KDE Plasma Version: 5
KDE Frameworks Version: 5.85.0 
Qt Version: 5.15.2

ADDITIONAL INFORMATION
Comment 1 Amin 2021-09-13 22:38:07 UTC
P.S. In firefox all symbols from PDF-forms fields displayed correctly;