tdf#134247 Chart OOXML import: fix order of legend entries

The order of legend entries was reversed in stacked column,
line and area charts.

Change-Id: Ia4a439aa6cee0619ad323c3fb728ff358cf28537
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/96941
Tested-by: Jenkins
Tested-by: László Németh <nemeth@numbertext.org>
Reviewed-by: László Németh <nemeth@numbertext.org>

chart2/source/view/charttypes/VSeriesPlotter.cxx

@@ -2394,7 +2394,7 @@ bool VSeriesPlotter::shouldSnapRectToUsedArea()
 
 std::vector< ViewLegendEntry > VSeriesPlotter::createLegendEntries(
               const awt::Size& rEntryKeyAspectRatio
-            , css::chart::ChartLegendExpansion eLegendExpansion
+            , LegendPosition eLegendPosition
             , const Reference< beans::XPropertySet >& xTextProperties
             , const Reference< drawing::XShapes >& xTarget
             , const Reference< lang::XMultiServiceFactory >& xShapeFactory
@@ -2450,25 +2450,20 @@ std::vector< ViewLegendEntry > VSeriesPlotter::createLegendEntries(
                         bBreak = true;
                     bFirstSeries = false;
 
-                    // add entries reverse if chart is stacked in y-direction and the legend is not wide.
+                    // add entries reverse if chart is stacked in y-direction and the legend position is right or left.
-                    // If the legend is wide and we have a stacked bar-chart the normal order
+                    // If the legend is top or bottom and we have a stacked bar-chart the normal order
                     // is the correct one, unless the chart type is horizontal bar-chart.
                     bool bReverse = false;
-                    if( eLegendExpansion != css::chart::ChartLegendExpansion_WIDE )
-                    {
-                        StackingDirection eStackingDirection( pSeries->getStackingDirection() );
-                        bReverse = ( eStackingDirection == StackingDirection_Y_STACKING );
-
                     if ( bSwapXAndY )
-                        {
-                            bReverse = !bReverse;
-                        }
-                    }
-                    else if( bSwapXAndY )
                     {
                         StackingDirection eStackingDirection( pSeries->getStackingDirection() );
                         bReverse = ( eStackingDirection != StackingDirection_Y_STACKING );
                     }
+                    else if ( eLegendPosition == LegendPosition_LINE_START || eLegendPosition == LegendPosition_LINE_END )
+                    {
+                        StackingDirection eStackingDirection( pSeries->getStackingDirection() );
+                        bReverse = ( eStackingDirection == StackingDirection_Y_STACKING );
+                    }
 
                     if (bReverse)
                         aResult.insert( aResult.begin(), aSeriesEntries.begin(), aSeriesEntries.end() );

chart2/source/view/inc/LegendEntryProvider.hxx

@@ -19,7 +19,7 @@
 #ifndef INCLUDED_CHART2_SOURCE_VIEW_INC_LEGENDENTRYPROVIDER_HXX
 #define INCLUDED_CHART2_SOURCE_VIEW_INC_LEGENDENTRYPROVIDER_HXX
 
-#include <com/sun/star/chart/ChartLegendExpansion.hpp>
+#include <com/sun/star/chart2/LegendPosition.hpp>
 #include <com/sun/star/awt/Size.hpp>
 #include <com/sun/star/uno/Reference.h>
 #include <com/sun/star/uno/Sequence.h>
@@ -72,7 +72,7 @@ public:
 
     virtual std::vector< ViewLegendEntry > createLegendEntries(
             const css::awt::Size& rEntryKeyAspectRatio,
-            css::chart::ChartLegendExpansion eLegendExpansion,
+            css::chart2::LegendPosition eLegendPosition,
             const css::uno::Reference< css::beans::XPropertySet >& xTextProperties,
             const css::uno::Reference< css::drawing::XShapes >& xTarget,
             const css::uno::Reference< css::lang::XMultiServiceFactory >& xShapeFactory,

chart2/source/view/inc/VSeriesPlotter.hxx

@@ -182,7 +182,7 @@ public:
 
     virtual std::vector< ViewLegendEntry > createLegendEntries(
             const css::awt::Size& rEntryKeyAspectRatio,
-            css::chart::ChartLegendExpansion eLegendExpansion,
+            css::chart2::LegendPosition eLegendPosition,
             const css::uno::Reference< css::beans::XPropertySet >& xTextProperties,
             const css::uno::Reference< css::drawing::XShapes >& xTarget,
             const css::uno::Reference< css::lang::XMultiServiceFactory >& xShapeFactory,

chart2/source/view/main/VLegend.cxx

@@ -954,7 +954,7 @@ void VLegend::createShapes(
                 if (pLegendEntryProvider)
                 {
                     std::vector<ViewLegendEntry> aNewEntries = pLegendEntryProvider->createLegendEntries(
-                                                                    aMaxSymbolExtent, eExpansion, xLegendProp,
+                                                                    aMaxSymbolExtent, eLegendPosition, xLegendProp,
                                                                     xLegendContainer, m_xShapeFactory, m_xContext, mrModel);
                     if (aNewEntries.size() == 0)
                         return;

sw/qa/extras/layout/layout.cxx

@@ -2324,6 +2324,23 @@ CPPUNIT_TEST_FIXTURE(SwLayoutWriter, testTdf125335)
     // This failed, if the legend first label is not "Data3". The legend position is bottom.
 }
 
+CPPUNIT_TEST_FIXTURE(SwLayoutWriter, testTdf134247)
+{
+    SwDoc* pDoc = createDoc("legend-itemorder-min.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;
+    xmlDocUniquePtr pXmlDoc = dumpAndParse(dumper, *xMetaFile);
+    CPPUNIT_ASSERT(pXmlDoc);
+
+    assertXPathContent(pXmlDoc,
+                       "/metafile/push[1]/push[1]/push[1]/push[4]/push[1]/textarray[14]/text",
+                       "1. adatsor");
+    // This failed, if the legend first label is not "1. adatsor".
+}
+
 CPPUNIT_TEST_FIXTURE(SwLayoutWriter, testTdf75659)
 {
     SwDoc* pDoc = createDoc("tdf75659.docx");