pptx export: fix export of vertical table text

The mapping (implemented in 77655fc3dca05d4bb2366e67ccea228e3886bfe2)
used on export and the accompanying roundtrip test was incorrect. This
patch fixes both.

Rotation value of
- 9000 maps to vert270
- 27000 maps to vert

Change-Id: I9a9f889a2bff0241e62ee685492034eec6d0cccf
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/150955
Tested-by: Jenkins
Reviewed-by: Sarper Akdemir <sarper.akdemir@collabora.com>
(cherry picked from commit 7dd994f8303a2b9396ed3848104028ff724e3bab)
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/151610
Tested-by: Jenkins CollaboraOffice <jenkinscollaboraoffice@gmail.com>

1 files changed, 2 insertions, 2 deletions

diff --git a/oox/source/drawingml/drawingmltypes.cxx b/oox/source/drawingml/drawingmltypes.cxx
index ff8c46050c15..30fed83f4391 100644
--- a/oox/source/drawingml/drawingmltypes.cxx
+++ b/oox/source/drawingml/drawingmltypes.cxx
@@ -382,9 +382,9 @@ std::optional<OString> GetTextVerticalType(sal_Int32 nRotateAngle)
     switch (nRotateAngle)
     {
       case 9000:
-          return "vert";
-      case 27000:
           return "vert270";
+      case 27000:
+          return "vert";
       default:
           return {};
     }