tdf#128996 Chart: Fix disappeared vertical X axis labels

Regression from commit: 75ef0e41ea8a9096ac619356d2b837c5333b47e6
(tdf#125334 Chart: allow text break in bar chart axis labels)

Change-Id: Ib935de74314b7dec489d94a4aa3c65072e18d9e0
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/86010
Tested-by: Jenkins
Reviewed-by: László Németh <nemeth@numbertext.org>
Tested-by: László Németh <nemeth@numbertext.org>

5 files changed, 26 insertions, 11 deletions

diff --git a/chart2/source/view/axes/Tickmarks.cxx b/chart2/source/view/axes/Tickmarks.cxx
index 45e311ce3cfa..e1dc3953bd11 100644
--- a/chart2/source/view/axes/Tickmarks.cxx
+++ b/chart2/source/view/axes/Tickmarks.cxx
@@ -204,6 +204,11 @@ sal_Int32 TickFactory2D::getTickScreenDistance( TickIter& rIter )
     return pFirstTickInfo->getScreenDistanceBetweenTicks( *pSecondTickInfo );
 }
 
+B2DVector TickFactory2D::getXaxisStartPos() const
+{
+    return m_aAxisStartScreenPosition2D;
+}
+
 B2DVector TickFactory2D::getTickScreenPosition2D( double fScaledLogicTickValue ) const
 {
     B2DVector aRet(m_aAxisStartScreenPosition2D);
diff --git a/chart2/source/view/axes/Tickmarks.hxx b/chart2/source/view/axes/Tickmarks.hxx
index b0cb774dbf5d..34addbeb45db 100644
--- a/chart2/source/view/axes/Tickmarks.hxx
+++ b/chart2/source/view/axes/Tickmarks.hxx
@@ -135,6 +135,7 @@ public:
 
     bool  isHorizontalAxis() const;
     bool  isVerticalAxis() const;
+    ::basegfx::B2DVector getXaxisStartPos() const;
 
 private:
     ::basegfx::B2DVector     getTickScreenPosition2D( double fScaledLogicTickValue ) const;
diff --git a/chart2/source/view/axes/VCartesianAxis.cxx b/chart2/source/view/axes/VCartesianAxis.cxx
index 7257a6432605..49d4d860c435 100644
--- a/chart2/source/view/axes/VCartesianAxis.cxx
+++ b/chart2/source/view/axes/VCartesianAxis.cxx
@@ -745,22 +745,15 @@ bool VCartesianAxis::createTextShapes(
         // recalculate the nLimitedSpaceForText in case of 90 and 270 degree if the text break is true
         if ( rAxisLabelProperties.fRotationAngleDegree == 90.0 || rAxisLabelProperties.fRotationAngleDegree == 270.0 )
         {
-            if ( rAxisLabelProperties.m_aFontReferenceSize.Height - rAxisLabelProperties.m_aMaximumSpaceForLabels.Height > 2 * rAxisLabelProperties.m_aMaximumSpaceForLabels.Y )
-            {
-                const sal_Int32 nFullHeight = rAxisLabelProperties.m_aFontReferenceSize.Height;
-                sal_Int32 nMaxLabelsHeight = nFullHeight - ( rAxisLabelProperties.m_aMaximumSpaceForLabels.Height + rAxisLabelProperties.m_aMaximumSpaceForLabels.Y );
-                nLimitedSpaceForText = nMaxLabelsHeight;
-            }
-            else
-            {
-                nLimitedSpaceForText = -1;
-            }
+            nLimitedSpaceForText = rAxisLabelProperties.m_aFontReferenceSize.Height - pTickFactory->getXaxisStartPos().getY();
+            m_aAxisProperties.m_bLimitSpaceForLabels = false;
         }
 
         // recalculate the nLimitedSpaceForText in case of vertical category axis if the text break is true
         if ( m_aAxisProperties.m_bSwapXAndY && bIsVerticalAxis && rAxisLabelProperties.fRotationAngleDegree == 0.0 )
         {
-            nLimitedSpaceForText = rAxisLabelProperties.m_aMaximumSpaceForLabels.X;
+            nLimitedSpaceForText = pTickFactory->getXaxisStartPos().getX();
+            m_aAxisProperties.m_bLimitSpaceForLabels = false;
         }
     }
 
diff --git a/sw/qa/extras/layout/data/tdf128996.docx b/sw/qa/extras/layout/data/tdf128996.docx
new file mode 100644
index 000000000000..8b6e77214b0c
--- /dev/null
+++ b/sw/qa/extras/layout/data/tdf128996.docx
diff --git a/sw/qa/extras/layout/layout.cxx b/sw/qa/extras/layout/layout.cxx
index 8825d2e77513..dd906b83fbee 100644
--- a/sw/qa/extras/layout/layout.cxx
+++ b/sw/qa/extras/layout/layout.cxx
@@ -2365,6 +2365,22 @@ CPPUNIT_TEST_FIXTURE(SwLayoutWriter, testTdf122800)
     // This failed, if the textarray length of the first axis label not 22.
 }
 
+CPPUNIT_TEST_FIXTURE(SwLayoutWriter, testTdf128996)
+{
+    SwDoc* pDoc = createDoc("tdf128996.docx");
+    SwDocShell* pShell = pDoc->GetDocShell();
+
+    // Dump the rendering of the first page as an XML file.
+    std::shared_ptr<GDIMetaFile> xMetaFile = pShell->GetPreviewMetaFile();
+    MetafileXmlDump dumper;
+    xmlDocPtr pXmlDoc = dumpAndParse(dumper, *xMetaFile);
+    CPPUNIT_ASSERT(pXmlDoc);
+
+    assertXPathContent(pXmlDoc,
+                       "/metafile/push[1]/push[1]/push[1]/push[4]/push[1]/textarray[1]/text",
+                       "A very long category name 1");
+}
+
 CPPUNIT_TEST_FIXTURE(SwLayoutWriter, testTdf126244)
 {
     SwDoc* pDoc = createDoc("tdf126244.docx");