Review Request 113704: Fix EPS plugin

[Commit Hook]

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This review has been submitted with commit eecc95e4a8939924492369d39eb0e2ce658bd923 by Alex Merry to branch frameworks.

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On Nov. 10, 2013, 6:16 p.m., Alex Merry wrote:
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> http://git.reviewboard.kde.org/r/113704/
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> (Updated Nov. 10, 2013, 6:16 p.m.)
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> Review request for KDE Frameworks.
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> Repository: kdelibs
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> Description
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> 4 commits.  Previously, writing support was completely broken (it would write a PDF file instead of an EPS file).  The rest of the changes mostly make it more maintainable.
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> Disable EPS plugin on non-UNIX systems
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> It depends on the gs command-line utility being in PATH, which is
> unlikely on Windows, for example.
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> Use QProcess to run gs when reading EPS images
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> Fix writing EPS files
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> QPrinter is no longer capable of producing PostScript files, so we
> output to PDF then used GhostScript (or pdftops from Poppler) to convert
> the result to EPS.  Note that GhostScript is already used by the reading
> code.
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> Use qCDebug for the EPS plugin
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> Diffs
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>   tier1/kguiaddons/src/plugins/imageformats/CMakeLists.txt 005859ac6fd792f2589339bc68437dd2d965cc8f 
>   tier1/kguiaddons/src/plugins/imageformats/eps.cpp cb25052a9d7a01ea7a8ed8014726b762e8a5da16 
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> Diff: http://git.reviewboard.kde.org/r/113704/diff/
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> Testing
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> Successfully converted a JPG file to EPS and back again; both the final JPG and the intermediate EPS file display properly with Gwenview/Okular from KDE SC 4.  This works both with pdftops present in PATH and without it (providing gs is in PATH).
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> Thanks,
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> Alex Merry
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