Review Request 127371: Support selections in Calligra ODT plugin for Okular (main textflow-only for now)

[Camilla Boemann]

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Ship it!




Ship It!

- Camilla Boemann


On March 18, 2016, 12:56 a.m., Friedrich W. H. Kossebau wrote:
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> https://git.reviewboard.kde.org/r/127371/
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> (Updated March 18, 2016, 12:56 a.m.)
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> Review request for Calligra and Camilla Boemann.
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> Repository: calligra
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> Description
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> A first approach to collect chars and their positions on a given page, as needed by Okular.
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> I followed the logic used for painting, as that one also needs to calculate what content is part of a certain page, so copying the algorithm seemed most obvious for a start.
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> Disadvantage: This approach needs access to internal data of the area objects, so I had to add the code to the actual *Area classes. So they now carry logic for a currently single use-case, which also is not the most typical. Surely not a lot of code, but ideally this special need for the Okular plugin should not add its payload for everyone.
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> So looking for better ideas here, at least for later.
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> TODOs for the future:
> - text from master pages (headers/footers)
> - text in objects (floating text boxes, diagrams, whatever)
> - include header/paragraph numbering/bullet points
> - only add line-breaks for real paragraph ends perhaps
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> Please give this some first round of feedback. IMHO it already adds value, as it finally allows to copy text from the main textflow.
> So would not mind to have this as-is for 3.0, to be improved than at least later, if not before. Unless it is unacceptable for good reasons :)
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> In a perfect future Okular´s plugin API will allow native selections, so all the knowledge about text flow is not lost. But for now we have to support the API which exists.
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> (Short note: I will not be able to instantly reply, currently seeing to replace broken IT, might take another week at least, no email or irc for now. This patch here was already uploaded before things turned defunct locally, so pushing it out now for review at least).
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> Diffs
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>   extras/okularodtgenerator/OkularOdtGenerator.h c4404c4 
>   extras/okularodtgenerator/OkularOdtGenerator.cpp d1d428d 
>   libs/textlayout/KoCharAreaInfo.h PRE-CREATION 
>   libs/textlayout/KoTextLayoutArea.h 27934d7 
>   libs/textlayout/KoTextLayoutArea.cpp bacfa58 
>   libs/textlayout/KoTextLayoutEndNotesArea.h 6c1eb12 
>   libs/textlayout/KoTextLayoutEndNotesArea.cpp 2c1e241 
>   libs/textlayout/KoTextLayoutTableArea.h 8d912ee 
>   libs/textlayout/KoTextLayoutTableArea.cpp 4d2cdc1 
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> Diff: https://git.reviewboard.kde.org/r/127371/diff/
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> Testing
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> Normal text, text in tables, text in generated content, footnotes & endnotes could be selected in the ODT (& DOC/DOCX/WPD) files I tried.
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> Thanks,
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> Friedrich W. H. Kossebau
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