diff options
author | Tor Lillqvist <tml@collabora.com> | 2019-12-04 15:00:15 +0200 |
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committer | Tor Lillqvist <tml@collabora.com> | 2019-12-05 11:26:00 +0200 |
commit | 0fb2b9b23ac3d082251217b3478917b387fe162c (patch) | |
tree | aaf678c195d6a805f56ee6b8ca900f707625044f /sw | |
parent | 0027c01b3ef976d34f2f75cace43a26b59b07460 (diff) |
Add comment about confusion in SwCommentRuler::CreateJsonNotification()
No code changes.
(cherry picked from commit 5b6d23dcd0f2f779b4bbffe7f427a7c397f41c95)
Change-Id: Ibc46b3e55038e84f2ad80ff12b277b2e2c77a4ce
Diffstat (limited to 'sw')
-rw-r--r-- | sw/source/uibase/misc/swruler.cxx | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/sw/source/uibase/misc/swruler.cxx b/sw/source/uibase/misc/swruler.cxx index 0597ee1761af..021013890631 100644 --- a/sw/source/uibase/misc/swruler.cxx +++ b/sw/source/uibase/misc/swruler.cxx @@ -1,4 +1,4 @@ -/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; fill-column: 100 -*- */ /* * This file is part of the LibreOffice project. * @@ -257,10 +257,28 @@ std::string SwCommentRuler::CreateJsonNotification() { boost::property_tree::ptree jsonNotif; + // Note that GetMargin1(), GetMargin2(), GetNullOffset(), and GetPageOffset() return values in + // pixels. Not twips. So "converting" the returned values with convertTwipToMm100() is quite + // wrong. (Also, even if the return values actually were in twips, it is questionable why we + // would want to pass them in mm100, as all other length values in the LOKit protocol apparently + // are in twips.) + + // Anyway, as the consuming code in Online mostly seems to work anyway, it is likely that it + // would work as well even if the values in pixels were passed without a bogus "conversion" to + // mm100. But let's keep this as is for now. + + // Also note that in desktop LibreOffice, these pixel values for the ruler of course change as + // one changes the zoom level. (Can be seen if one temporarily modifies the NotifyKit() function + // below to call this CreateJsonNotification() function and print its result in all cases even + // without LibreOfficeKit::isActive().) But in both web-based Online and in the iOS app, the + // zoom level from the point of view of this code here apparently does not change even if one + // zooms from the Online code's point of view. jsonNotif.put("margin1", convertTwipToMm100(GetMargin1())); jsonNotif.put("margin2", convertTwipToMm100(GetMargin2())); jsonNotif.put("leftOffset", convertTwipToMm100(GetNullOffset())); jsonNotif.put("pageOffset", convertTwipToMm100(GetPageOffset())); + + // GetPageWidth() on the other hand does return a value in twips. jsonNotif.put("pageWidth", convertTwipToMm100(GetPageWidth())); RulerUnitData aUnitData = GetCurrentRulerUnit(); |