tdf#122915 Chart OOXML: Export individual data label prop

Export the xLabelPropSet instead of the xPropset and the
individual data label formatting will not be disappeared.

Change-Id: Ic8c64543ad1e8b40d6d6a5cb7a9a244923e028f1
Reviewed-on: https://gerrit.libreoffice.org/66995
Tested-by: Jenkins
Reviewed-by: László Németh <nemeth@numbertext.org>
Tested-by: László Németh <nemeth@numbertext.org>

chart2/qa/extras/chart2export.cxx

@@ -82,6 +82,7 @@ public:
     void testDataLabelDoughnutChartDOCX();
     void testDataLabelAreaChartDOCX();
     void testDataLabelDefaultLineChartDOCX();
+    void testIndividualDataLabelProps();
     void testChartTitlePropertiesColorFillDOCX();
     void testChartTitlePropertiesGradientFillDOCX();
     void testChartTitlePropertiesBitmapFillDOCX();
@@ -170,6 +171,7 @@ public:
     CPPUNIT_TEST(testDataLabelDoughnutChartDOCX);
     CPPUNIT_TEST(testDataLabelAreaChartDOCX);
     CPPUNIT_TEST(testDataLabelDefaultLineChartDOCX);
+    CPPUNIT_TEST(testIndividualDataLabelProps);
     CPPUNIT_TEST(testChartTitlePropertiesColorFillDOCX);
     CPPUNIT_TEST(testChartTitlePropertiesGradientFillDOCX);
     CPPUNIT_TEST(testChartTitlePropertiesBitmapFillDOCX);
@@ -1094,6 +1096,17 @@ void Chart2ExportTest::testDataLabelDefaultLineChartDOCX()
         CPPUNIT_ASSERT_EQUAL_MESSAGE("Line chart's default label placement should be 'right'.", chart::DataLabelPlacement::RIGHT, nLabelPlacement );
 }
 
+void Chart2ExportTest::testIndividualDataLabelProps()
+{
+    load("/chart2/qa/extras/data/xlsx/", "tdf122915.xlsx");
+    xmlDocPtr pXmlDoc = parseExport("xl/charts/chart","Calc Office Open XML");
+    CPPUNIT_ASSERT(pXmlDoc);
+    assertXPath(pXmlDoc, "/c:chartSpace/c:chart/c:plotArea/c:scatterChart/c:ser[3]/c:dLbls/c:dLbl/c:txPr/a:p/a:pPr/a:defRPr", "b", "1");
+    assertXPath(pXmlDoc, "/c:chartSpace/c:chart/c:plotArea/c:scatterChart/c:ser[3]/c:dLbls/c:dLbl/c:txPr/a:p/a:pPr/a:defRPr", "sz", "1600");
+    assertXPath(pXmlDoc, "/c:chartSpace/c:chart/c:plotArea/c:scatterChart/c:ser[3]/c:dLbls/c:dLbl/c:txPr/a:p/a:pPr/a:defRPr/a:solidFill/a:srgbClr", "val", "ff0000");
+    assertXPath(pXmlDoc, "/c:chartSpace/c:chart/c:plotArea/c:scatterChart/c:ser[3]/c:dLbls/c:dLbl/c:txPr/a:p/a:pPr/a:defRPr/a:latin", "typeface", "Times New Roman");
+}
+
 void Chart2ExportTest::testChartTitlePropertiesColorFillDOCX()
 {
     load("/chart2/qa/extras/data/docx/", "testChartTitlePropertiesColorFill.docx");
@@ -1736,7 +1749,8 @@ void Chart2ExportTest::testCustomDataLabel()
     load("/chart2/qa/extras/data/pptx/", "tdf115107.pptx");
     xmlDocPtr pXmlDoc = parseExport("ppt/charts/chart1", "Impress MS PowerPoint 2007 XML");
     CPPUNIT_ASSERT(pXmlDoc);
-    assertXPath(pXmlDoc, "/c:chartSpace/c:chart/c:plotArea/c:barChart/c:ser/c:dLbls/c:dLbl[1]/c:txPr/a:p/a:pPr/a:defRPr/a:solidFill/a:srgbClr", "val", "404040");
+    // Check the data labels font color for the complete data series
+    assertXPath(pXmlDoc, "/c:chartSpace/c:chart/c:plotArea/c:barChart/c:ser/c:dLbls/c:txPr/a:p/a:pPr/a:defRPr/a:solidFill/a:srgbClr", "val", "404040");
 
     Reference<chart2::XChartDocument> xChartDoc(getChartDocFromDrawImpress(0, 0), uno::UNO_QUERY);
     CPPUNIT_ASSERT(xChartDoc.is());

oox/source/export/chartexport.cxx

@@ -3247,7 +3247,7 @@ void ChartExport::exportDataLabels(
         }
 
         // Individual label property that overwrites the baseline.
-        exportTextProps( xPropSet );
+        exportTextProps( xLabelPropSet );
         writeLabelProperties(pFS, this, xLabelPropSet, aParam);
         pFS->endElement(FSNS(XML_c, XML_dLbl));
     }