implement time based charting based on new approach

The old approach does not work with the current implementation of the
OpenGL backend. We now need to repaing every time the whole chart.

Change-Id: I2151a3f016c6ceecaec2d45db0cb967cfee59af6

2 files changed, 22 insertions, 0 deletions

diff --git a/chart2/inc/ChartModel.hxx b/chart2/inc/ChartModel.hxx
index 4a7031bbc100..af0d6988f15d 100644
--- a/chart2/inc/ChartModel.hxx
+++ b/chart2/inc/ChartModel.hxx
@@ -120,6 +120,8 @@ private:
     sal_Int32               m_nInLoad;
     sal_Bool volatile       m_bUpdateNotificationsPending;
 
+    bool mbTimeBased;
+
     com::sun::star::uno::Reference< com::sun::star::uno::XInterface > xChartView; // for the ref count
     ChartView* mpChartView;
 
@@ -579,6 +581,9 @@ public:
     // normal methods
     ::com::sun::star::uno::Reference< ::com::sun::star::util::XNumberFormatsSupplier >
         getNumberFormatsSupplier();
+
+    bool isTimeBased() const;
+    void setTimeBased(bool bTimeBased);
 };
 
 }  // namespace chart
diff --git a/chart2/inc/ChartView.hxx b/chart2/inc/ChartView.hxx
index 80ef459e09fb..80f0d27c571b 100644
--- a/chart2/inc/ChartView.hxx
+++ b/chart2/inc/ChartView.hxx
@@ -51,6 +51,21 @@ namespace chart {
 class VCoordinateSystem;
 class DrawModelWrapper;
 class SeriesPlotterContainer;
+class VDataSeriesGroup;
+
+struct TimeBasedInfo
+{
+    TimeBasedInfo():
+        bTimeBased(false),
+        nFrame(0),
+        m_pZSlots(NULL) {}
+
+    bool bTimeBased;
+    size_t nFrame;
+
+    // only valid when we are in the time based mode
+    ::std::vector< ::std::vector< VDataSeriesGroup > >* m_pZSlots;
+};
 
 /**
  * The ChartView is responsible to manage the generation of Drawing Objects
@@ -237,6 +252,8 @@ private: //member
     sal_Bool m_bSdrViewIsInEditMode;
 
     ::com::sun::star::awt::Rectangle m_aResultingDiagramRectangleExcludingAxes;
+
+    TimeBasedInfo maTimeBased;
 };
 
 }