combo_chart.hpp

ncbi源码

/*
 * ===========================================================================
 * PRODUCTION $Log: combo_chart.hpp,v $
 * PRODUCTION Revision 1000.2  2004/06/01 19:48:03  gouriano
 * PRODUCTION PRODUCTION: UPGRADED [GCC34_MSVC7] Dev-tree R1.7
 * PRODUCTION
 * ===========================================================================
 */

#ifndef GUI_GRAPH___COMBO_CHART__HPP
#define GUI_GRAPH___COMBO_CHART__HPP

/*  $Id: combo_chart.hpp,v 1000.2 2004/06/01 19:48:03 gouriano Exp $
 * ===========================================================================
 *
 *                            PUBLIC DOMAIN NOTICE
 *               National Center for Biotechnology Information
 *
 *  This software/database is a "United States Government Work" under the
 *  terms of the United States Copyright Act.  It was written as part of
 *  the author's official duties as a United States Government employee and
 *  thus cannot be copyrighted.  This software/database is freely available
 *  to the public for use. The National Library of Medicine and the U.S.
 *  Government have not placed any restriction on its use or reproduction.
 *
 *  Although all reasonable efforts have been taken to ensure the accuracy
 *  and reliability of the software and data, the NLM and the U.S.
 *  Government do not and cannot warrant the performance or results that
 *  may be obtained by using this software or data. The NLM and the U.S.
 *  Government disclaim all warranties, express or implied, including
 *  warranties of performance, merchantability or fitness for any particular
 *  purpose.
 *
 *  Please cite the author in any work or product based on this material.
 *
 * ===========================================================================
 *
 * Authors:  Andrey Yazhuk
 *
 * File Description:
 *
 */

#include <corelib/ncbistl.hpp>

#include <gui/graph/igraph.hpp>
#include <gui/graph/igraph_data.hpp>
#include <gui/graph/legend.hpp>

/** @addtogroup GUI_GRAPH
 *
 * @{
 */

BEGIN_NCBI_SCOPE

/////////////////////////////////////////////////////////////////////////////
/// interface IComboChartDataSource

// IComboChartDataSource represents a set of arrays of the same length. Each array
// represents a series of data points. Labels Arrays contains names of series.
class IComboChartDataSource : public IGraphDataSource
{
public:
    virtual int GetArraysCount() = 0;
    virtual IStringArray*   GetLabelsArray() = 0; // one label for each array
    
    virtual INumericArray*  GetValueArray(int iArray) = 0;
    virtual void CalculateMinMax(TModelUnit& Min, TModelUnit& Max) = 0;
};

///////////////////////////////////////////////////////////////////////////////
/// class CComboChart

class NCBI_GUIGRAPH_EXPORT CComboChart : public CGraphBase, public ILegendDataSource
{
public:
    enum EGraphStyle
    {
        eLinePlot,
        eBarChart,
        eStackedBarChart,
        ePercentBarChart
    };
    
    CComboChart();
    virtual ~CComboChart();

    EGraphStyle GetStyle()  const   {   return m_Style; }
    void        SetStyle(EGraphStyle Style) {   m_Style = Style;    }

    // intreface for controlling drawing attributes
    CGlColor    GetColor(int iSeries)   const;
    void        SetColor(int iSeries, CGlColor Color);
    void    AssignAutoColors();
    
    CGraphDotMarker::EMarkerType GetMarkerType(int iSeries)  const;
    void    SetMarkerType(int iSeries, CGraphDotMarker::EMarkerType Type);
    void    AssignAutoMarkers();
    

    // IGraph implementation
    virtual bool    SetDataSource(IGraphDataSource* pDS);     
    virtual void    Render(CGlPane* pViewport);
    
    // ILegendDataSource implementation
    virtual bool    ShowMarkers();
    virtual IStringArray*   GetLabelArray(); 
    virtual IColorArray*    GetColorArray(); 
    virtual INumericArray*  GetMarkerArray(); 

protected:
    IComboChartDataSource*    GetComboChartDataSource() 
            { return dynamic_cast<IComboChartDataSource*>(m_pDataSource); };
    virtual void    CalculateLimits();

    CGlColor&   x_GetColor(int iSeries);
    CGraphDotMarker::EMarkerType  x_GetMarker(int iSeries) const;
    
    virtual void    x_RenderLinePlot(int iStart, int iEnd, CGlPane* pPane);
    virtual void    x_RenderBarChart(int iStart, int iEnd, CGlPane* pPane);
    virtual void    x_RenderStackedBarChart(int iStart, int iEnd);
    virtual void    x_RenderPercentBarChart(int iStart, int iEnd);
    
private:
    //typedef CTypedArrayAdapter<IDataArray::eString> TStringAdapter;
    typedef CTypedArrayAdapter<IDataArray::eColor> TColorAdapter;
    typedef CTypedArrayAdapter<IDataArray::eNumeric, int> TIntAdapter;

    //TStringAdapter   m_Labels;
    TColorAdapter   m_Colors;
    TIntAdapter     m_Markers;    

    EGraphStyle m_Style;        
    int m_MarkerSize;

};

inline CGlColor&   CComboChart::x_GetColor(int iSeries)
{
    return m_Colors.GetContainer()[iSeries];
}
inline    CGraphDotMarker::EMarkerType  CComboChart::x_GetMarker(int iSeries) const
{
    return (CGraphDotMarker::EMarkerType) m_Markers.GetContainer()[iSeries];
}

///////////////////////////////////////////////////////////////////////////////
/// class CComboChartDataSource

class NCBI_GUIGRAPH_EXPORT CComboChartDataSource : public CSeriesBase, 
                                                   public IComboChartDataSource
{
public:
    typedef double  TValueType;

    CComboChartDataSource(int ArrCount, int Length) : CSeriesBase(Length), m_ArrCount(ArrCount) {}    

    // IScatterGraph interface
    virtual int GetArraysCount() {  return x_GetArraysCount(); }
    virtual IStringArray*   GetLabelsArray() {   return x_GetStringArray(0); }
    
    virtual INumericArray*  GetValueArray(int iArray) {   return x_GetNumericArray(iArray+1); }
    virtual void    CalculateMinMax(TModelUnit& Min, TModelUnit& Max);
protected:
    typedef CTypedArrayAdapter<IDataArray::eNumeric, TValueType> TValueAdapter;
    typedef CTypedArrayAdapter<IDataArray::eString>   TStringAdapter;
    
public:
    typedef TStringAdapter::TCont    TLabelCont;    
    typedef TValueAdapter::TCont     TValueCont;
    
    TLabelCont&  GetLabelContainer()    {   return dynamic_cast<TStringAdapter*>(GetArray(0))->GetContainer();    }
    TValueCont&   GetValueContainer(int iArray)    {   return dynamic_cast<TValueAdapter*>(GetArray(iArray+1))->GetContainer();    }

    virtual void    CreateArrays();
    
protected:
    int     x_GetArraysCount()  const { return m_vpArrays.size() - 1;    }

    int m_ArrCount;
};

END_NCBI_SCOPE

/*
 * ===========================================================================
 * $Log: combo_chart.hpp,v $
 * Revision 1000.2  2004/06/01 19:48:03  gouriano
 * PRODUCTION: UPGRADED [GCC34_MSVC7] Dev-tree R1.7
 *
 * Revision 1.7  2004/05/11 18:54:43  dicuccio
 * Added doxygen modules info
 *
 * Revision 1.6  2004/04/09 20:13:18  yazhuk
 * Made x_Render... functions virtual
 *
 * Revision 1.5  2004/03/24 20:33:42  gorelenk
 * Added missed export prefixes.
 *
 * Revision 1.4  2003/10/08 14:11:30  dicuccio
 * Code clean-up.  Use <> instead of "" for #includes.  Moved CGlPane into opengl.
 * Moved CGlPoint and CGlRect into opengl.
 *
 * Revision 1.3  2003/09/04 13:58:42  dicuccio
 * Added export specifiers.  Inlined destructors of interface classes
 *
 * Revision 1.2  2003/08/10 14:11:18  dicuccio
 * Compilation fixes for gcc
 *
 * Revision 1.1  2003/08/08 16:01:35  yazhuk
 * Initial revision.
 *
 * ===========================================================================
 */

#endif