diff --git a/src/xychart/qhxymodelmapper.cpp b/src/xychart/qhxymodelmapper.cpp
index 5634dbb..ad123a4 100644
--- a/src/xychart/qhxymodelmapper.cpp
+++ b/src/xychart/qhxymodelmapper.cpp
@@ -5,6 +5,7 @@ QTCOMMERCIALCHART_BEGIN_NAMESPACE
 QHXYModelMapper::QHXYModelMapper(QObject *parent) :
     QXYModelMapper(parent)
 {
+    QXYModelMapper::setOrientation(Qt::Horizontal);
 }
 
 int QHXYModelMapper::xRow() const
diff --git a/src/xychart/qvxymodelmapper.cpp b/src/xychart/qvxymodelmapper.cpp
index a740093..78539cd 100644
--- a/src/xychart/qvxymodelmapper.cpp
+++ b/src/xychart/qvxymodelmapper.cpp
@@ -5,6 +5,7 @@ QTCOMMERCIALCHART_BEGIN_NAMESPACE
 QVXYModelMapper::QVXYModelMapper(QObject *parent) :
     QXYModelMapper(parent)
 {
+    QXYModelMapper::setOrientation(Qt::Vertical);
 }
 
 int QVXYModelMapper::xColumn() const
diff --git a/tests/tablemodelchart/tablewidget.cpp b/tests/tablemodelchart/tablewidget.cpp
index 8c853cc..94361b8 100644
--- a/tests/tablemodelchart/tablewidget.cpp
+++ b/tests/tablemodelchart/tablewidget.cpp
@@ -27,6 +27,7 @@
 #include <QSplineSeries>
 #include <QScatterSeries>
 #include <QVXYModelMapper>
+#include <QHXYModelMapper>
 #include "customtablemodel.h"
 #include <QPieSeries>
 #include <QVPieModelMapper>
@@ -135,7 +136,7 @@ TableWidget::TableWidget(QWidget *parent)
     connect(m_pieRadioButton, SIGNAL(toggled(bool)), this, SLOT(updateChartType(bool)));
     connect(m_areaRadioButton, SIGNAL(toggled(bool)), this, SLOT(updateChartType(bool)));
     connect(m_barRadioButton, SIGNAL(toggled(bool)), this, SLOT(updateChartType(bool)));
-    m_barRadioButton->setChecked(true);
+    m_lineRadioButton->setChecked(true);
 
     // radio buttons layout
     QVBoxLayout* radioLayout = new QVBoxLayout;
@@ -240,14 +241,22 @@ void TableWidget::updateChartType(bool toggle)
             // series 1
             m_series = new QLineSeries;
 
-            m_mapper = new QVXYModelMapper;
+            m_mapper = new QHXYModelMapper;
             m_mapper->setModel(m_model);
             m_mapper->setSeries(m_series);
-            m_mapper->setXColumn(0);
-            m_mapper->setYColumn(1);
+            m_mapper->setXRow(0);
+            m_mapper->setYRow(1);
             m_mapper->setFirst(3);
             m_mapper->setCount(4);
 
+//            m_mapper = new QVXYModelMapper;
+//            m_mapper->setModel(m_model);
+//            m_mapper->setSeries(m_series);
+//            m_mapper->setXColumn(0);
+//            m_mapper->setYColumn(1);
+//            m_mapper->setFirst(3);
+//            m_mapper->setCount(4);
+
             //            m_series->setModelMapping(0,1, Qt::Vertical);
             //            m_series->setModelMappingRange(3, 4);
             m_chart->addSeries(m_series);
@@ -293,13 +302,13 @@ void TableWidget::updateChartType(bool toggle)
             m_series = new QSplineSeries;
             //            m_series->setModel(m_model);
 
-            m_mapper = new QVXYModelMapper;
-            m_mapper->setSeries(m_series);
-            m_mapper->setModel(m_model);
-            m_mapper->setXColumn(0);
-            m_mapper->setYColumn(1);
-            m_mapper->setFirst(0);
-            m_mapper->setCount(-1);
+//            m_mapper = new QVXYModelMapper;
+//            m_mapper->setSeries(m_series);
+//            m_mapper->setModel(m_model);
+//            m_mapper->setXColumn(0);
+//            m_mapper->setYColumn(1);
+//            m_mapper->setFirst(0);
+//            m_mapper->setCount(-1);
 
             //            m_series->setModelMapper(mapper);
 
@@ -345,13 +354,13 @@ void TableWidget::updateChartType(bool toggle)
             // series 1
             m_series = new QScatterSeries;
 
-            m_mapper = new QVXYModelMapper;
-            m_mapper->setSeries(m_series);
-            m_mapper->setModel(m_model);
-            m_mapper->setXColumn(0);
-            m_mapper->setYColumn(1);
-            m_mapper->setFirst(0);
-            m_mapper->setCount(-1);
+//            m_mapper = new QVXYModelMapper;
+//            m_mapper->setSeries(m_series);
+//            m_mapper->setModel(m_model);
+//            m_mapper->setXColumn(0);
+//            m_mapper->setYColumn(1);
+//            m_mapper->setFirst(0);
+//            m_mapper->setCount(-1);
 
             m_chart->addSeries(m_series);
             seriesColorHex = "#" + QString::number(m_series->brush().color().rgb(), 16).right(6).toUpper();
diff --git a/tests/tablemodelchart/tablewidget.h b/tests/tablemodelchart/tablewidget.h
index ecf33cd..63c7b50 100644
--- a/tests/tablemodelchart/tablewidget.h
+++ b/tests/tablemodelchart/tablewidget.h
@@ -28,6 +28,7 @@
 #include <QPieSeries>
 #include <QVPieModelMapper>
 #include <QVXYModelMapper>
+#include <QHXYModelMapper>
 
 class CustomTableModel;
 class QTableView;
@@ -62,7 +63,7 @@ public:
     QChartView* m_chartView;
     QChart* m_chart;
     QXYSeries* m_series;
-    QVXYModelMapper *m_mapper;
+    QHXYModelMapper *m_mapper;
     CustomTableModel* m_model;
     QTableView* m_tableView;
     QRadioButton* m_lineRadioButton;