src/Utils/MiscUI/MyGraph.h

   1 // MyGraph.h
   2
   3 #if !defined(MYGRAPHH__9DB68B4D_3C7C_47E2_9F72_EEDA5D2CDBB0__INCLUDED_)
   4 #define MYGRAPHH__9DB68B4D_3C7C_47E2_9F72_EEDA5D2CDBB0__INCLUDED_
   5 #pragma once
   6
   7
   8 /////////////////////////////////////////////////////////////////////////////
   9 // MyGraphSeries
  10
  11 class MyGraphSeries : public CObject
  12 {
  13         friend class MyGraph;
  14
  15 // Construction.
  16 public:
  17         MyGraphSeries(const CString& sLabel = _T(""));
  18         virtual ~MyGraphSeries();
  19
  20 // Declared but not defined.
  21 private:
  22         MyGraphSeries(const MyGraphSeries& rhs);
  23         MyGraphSeries& operator=(const MyGraphSeries& rhs);
  24
  25 // Operations.
  26 public:
  27         void    Clear() {m_dwaValues.RemoveAll(); m_oaRegions.RemoveAll();}
  28         void    SetLabel(const CString& sLabel);
  29         CString GetLabel() const;
  30         void    SetData(int nGroup, int nValue);
  31         int             GetData(int nGroup) const;
  32
  33 // Implementation.
  34 private:
  35         int             GetMaxDataValue(bool bStackedGraph) const;
  36         int             GetNonZeroElementCount() const;
  37         int             GetDataTotal() const;
  38         void    SetTipRegion(int nGroup, const CRect& rc);
  39         void    SetTipRegion(int nGroup, CRgn* prgn);
  40         int             HitTest(const CPoint& pt, int searchStart) const;
  41         CString GetTipText(int nGroup, const CString &unitString) const;
  42
  43 // Data.
  44 private:
  45         CString                 m_sLabel;                                                                               // Series label.
  46         CDWordArray             m_dwaValues;                                                                    // Values array.
  47         CArray<CRgn*,CRgn*>             m_oaRegions;                                                                    // Tooltip regions.
  48 };
  49
  50
  51 /////////////////////////////////////////////////////////////////////////////
  52 // MyGraph
  53
  54 class MyGraph : public CStatic
  55 {
  56 // Enum.
  57 public:
  58         enum GraphType          { Bar, Line, PieChart }; // Renamed 'Pie' because it hides a GDI function name
  59
  60 // Construction.
  61 public:
  62         MyGraph(GraphType eGraphType = MyGraph::PieChart, bool bStackedGraph = false);
  63         virtual ~MyGraph();
  64
  65 // Declared but not defined.
  66 private:
  67         MyGraph(const MyGraph& rhs);
  68         MyGraph& operator=(const MyGraph& rhs);
  69
  70 // Operations.
  71 public:
  72         void    Clear();
  73         void    AddSeries(MyGraphSeries& rMyGraphSeries);
  74         void    SetXAxisLabel(const CString& sLabel);
  75         void    SetYAxisLabel(const CString& sLabel);
  76         int             AppendGroup(const CString& sLabel);
  77         void    SetLegend(int nGroup, const CString& sLabel);
  78         void    SetGraphType(GraphType eType, bool bStackedGraph);
  79         void    SetGraphTitle(const CString& sTitle);
  80         int             LookupLabel(const CString& sLabel) const;
  81         void    DrawGraph(CDC& dc);
  82
  83 // Implementation.
  84 private:
  85         void    DrawTitle(CDC& dc);
  86         void    SetupAxes(CDC& dc);
  87         void    DrawAxes(CDC& dc) const;
  88         void    DrawLegend(CDC& dc);
  89         void    DrawSeriesBar(CDC& dc) const;
  90         void    DrawSeriesLine(CDC& dc) const;
  91         void    DrawSeriesLineStacked(CDC& dc) const;
  92         void    DrawSeriesPie(CDC& dc) const;
  93
  94         int             GetMaxLegendLabelLength(CDC& dc) const;
  95         int             GetMaxSeriesSize() const;
  96         int             GetMaxNonZeroSeriesSize() const;
  97         int             GetMaxDataValue() const;
  98         int             GetNonZeroSeriesCount() const;
  99
 100         CString GetTipText() const;
 101
 102         INT_PTR OnToolHitTest(CPoint point, TOOLINFO* pTI) const;
 103
 104         CPoint  WedgeEndFromDegrees(double degrees, const CPoint& ptCenter,
 105                                         double radius) const;
 106
 107         static UINT                     SpinTheMessageLoop(bool bNoDrawing = false,
 108                                                                 bool bOnlyDrawing = false,
 109                                                                 UINT uiMsgAllowed = WM_NULL);
 110
 111         static void                     RGBtoHLS(COLORREF crRGB, WORD& wH, WORD& wL, WORD& wS);
 112         static COLORREF         HLStoRGB(WORD wH, WORD wL, WORD wS);
 113         static WORD                     HueToRGB(WORD w1, WORD w2, WORD wH);
 114
 115         // Overrides
 116         // ClassWizard generated virtual function overrides
 117         //{{AFX_VIRTUAL(MyGraph)
 118         protected:
 119         virtual void PreSubclassWindow();
 120         //}}AFX_VIRTUAL
 121
 122 // Generated message map functions
 123 protected:
 124         //{{AFX_MSG(MyGraph)
 125         afx_msg void OnPaint();
 126         afx_msg void OnSize(UINT nType, int cx, int cy);
 127         //}}AFX_MSG
 128         afx_msg BOOL OnNeedText(UINT uiId, NMHDR* pNMHDR, LRESULT* pResult);
 129         DECLARE_MESSAGE_MAP()
 130
 131 // Data.
 132 private:
 133         int                             m_nXAxisWidth;
 134         int                             m_nYAxisHeight;
 135         int                             m_nAxisLabelHeight;
 136         int                             m_nAxisTickLabelHeight;
 137         CPoint                  m_ptOrigin;
 138         CRect                   m_rcGraph;
 139         CRect                   m_rcLegend;
 140         CRect                   m_rcTitle;
 141         CString                 m_sXAxisLabel;
 142         CString                 m_sYAxisLabel;
 143         CString                 m_sTitle;
 144         CDWordArray             m_dwaColors;
 145         CStringArray    m_saLegendLabels;
 146         CList<MyGraphSeries*,MyGraphSeries*> m_olMyGraphSeries;
 147         GraphType               m_eGraphType;
 148         bool                    m_bStackedGraph;
 149 };
 150
 151 //{{AFX_INSERT_LOCATION}}
 152 // Microsoft Visual C++ will insert additional declarations immediately before the previous line.
 153
 154 #endif // !defined(MYGRAPHH__9DB68B4D_3C7C_47E2_9F72_EEDA5D2CDBB0__INCLUDED_)