tdf#108482: ignore repeated headlines' previous instances height

Change-Id: Idae0b99c4171556612fb41bb02f1c48bbfeec4b2
Reviewed-on: https://gerrit.libreoffice.org/51073Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Mike Kaganski <mike.kaganski@collabora.com>

sw/qa/extras/odfimport/odfimport.cxx

@@ -887,5 +887,20 @@ DECLARE_ODFIMPORT_TEST(testTdf115079, "tdf115079.odt")
     // This document caused segfault when layouting
 }
 
+DECLARE_ODFIMPORT_TEST(testTdf108482, "tdf108482.odt")
+{
+    CPPUNIT_ASSERT_EQUAL_MESSAGE("The table on second page must have two rows",
+        OUString("2"), parseDump("count(/root/page[2]/body/tab/row)")
+    );
+    CPPUNIT_ASSERT_EQUAL_MESSAGE("The second page table's first row must be the repeated headline",
+        OUString("Header"), parseDump("/root/page[2]/body/tab/row[1]/cell/txt")
+    );
+    // The first (repeated headline) row with vertical text orientation must have non-zero height
+    // (in my tests, it was 1135)
+    CPPUNIT_ASSERT_GREATER(
+        sal_Int32(1000), parseDump("/root/page[2]/body/tab/row[1]/infos/bounds", "height").toInt32()
+    );
+}
+
 CPPUNIT_PLUGIN_IMPLEMENT();
 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

sw/source/core/layout/tabfrm.cxx

@@ -4101,6 +4101,9 @@ static sal_uInt16 lcl_GetBottomLineDist( const SwRowFrame& rRow )
 // on each following page
 static SwTwips lcl_calcHeightOfRowBeforeThisFrame(const SwRowFrame& rRow)
 {
+    // We don't need to account for previous instances of repeated headlines
+    if (rRow.IsRepeatedHeadline())
+        return 0;
     SwRectFnSet aRectFnSet(&rRow);
     const SwTableLine* pLine = rRow.GetTabLine();
     const SwTabFrame* pTab = rRow.FindTabFrame();