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Posted to dev@pdfbox.apache.org by "chunlinyao (JIRA)" <ji...@apache.org> on 2018/03/01 08:19:00 UTC

[jira] [Updated] (PDFBOX-4130) When W entries not included in CIDFont get width from font by code, Improve display of some PDF files.

     [ https://issues.apache.org/jira/browse/PDFBOX-4130?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

chunlinyao updated PDFBOX-4130:
-------------------------------
    Attachment: zt1.pdf

> When W entries not included in CIDFont get width from font by code, Improve display of some PDF files.
> ------------------------------------------------------------------------------------------------------
>
>                 Key: PDFBOX-4130
>                 URL: https://issues.apache.org/jira/browse/PDFBOX-4130
>             Project: PDFBox
>          Issue Type: Improvement
>          Components: Rendering
>    Affects Versions: 2.0.8, 3.0.0 PDFBox
>            Reporter: chunlinyao
>            Assignee: Tilman Hausherr
>            Priority: Major
>         Attachments: DateTest.pdf, after.png, before.png, diff.patch, zt1.pdf
>
>
> Some PDF use CJK font without embedded subset displayed incorrectly, the alphabet become wider.
> This is before the patch.
>   !before.png!
>  
> This is after the patch.
> !after.png!
> The test file [^DateTest.pdf]
> ^This patch only get width from font when these isn't a W entry in CIDFont. If there is an W entry, then any cid not in W entries will return default width.^



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