contrib/include/wx/ogl/ogldiag.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        ogldiag.h
   3 // Purpose:     OGL - wxDiagram class
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     12/07/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _OGL_OGLDIAG_H_
  13 #define _OGL_OGLDIAG_H_
  14
  15 #if defined(__GNUG__) && !defined(__APPLE__)
  16 #pragma interface "ogldiag.h"
  17 #endif
  18
  19 #include <wx/deprecated/setup.h>
  20
  21 #if wxUSE_PROLOGIO
  22 #include <wx/deprecated/wxexpr.h>
  23 #endif
  24
  25 #include <wx/ogl/basic.h>
  26
  27 class wxDiagram: public wxObject
  28 {
  29  DECLARE_DYNAMIC_CLASS(wxDiagram)
  30
  31 public:
  32
  33   wxDiagram();
  34   virtual ~wxDiagram();
  35
  36   void SetCanvas(wxShapeCanvas *can);
  37
  38   inline wxShapeCanvas *GetCanvas() const { return m_diagramCanvas; }
  39
  40   virtual void Redraw(wxDC& dc);
  41   virtual void Clear(wxDC& dc);
  42   virtual void DrawOutline(wxDC& dc, double x1, double y1, double x2, double y2);
  43
  44   // Add object to end of object list (if addAfter is NULL)
  45   // or just after addAfter.
  46   virtual void AddShape(wxShape *object, wxShape *addAfter = NULL);
  47
  48   // Add object to front of object list
  49   virtual void InsertShape(wxShape *object);
  50
  51   void SetSnapToGrid(bool snap);
  52   void SetGridSpacing(double spacing);
  53   inline double GetGridSpacing() const { return m_gridSpacing; }
  54   inline bool GetSnapToGrid() const { return m_snapToGrid; }
  55   void Snap(double *x, double *y);
  56
  57   inline void SetQuickEditMode(bool qem) { m_quickEditMode = qem; }
  58   inline bool GetQuickEditMode() const { return m_quickEditMode; }
  59
  60   virtual void RemoveShape(wxShape *object);
  61   virtual void RemoveAllShapes();
  62   virtual void DeleteAllShapes();
  63   virtual void ShowAll(bool show);
  64
  65   // Find a shape by its id
  66   wxShape* FindShape(long id) const;
  67
  68   inline void SetMouseTolerance(int tol) { m_mouseTolerance = tol; }
  69   inline int GetMouseTolerance() const { return m_mouseTolerance; }
  70   inline wxList *GetShapeList() const { return m_shapeList; }
  71   inline int GetCount() const { return m_shapeList->GetCount(); }
  72
  73   // Make sure all text that should be centred, is centred.
  74   void RecentreAll(wxDC& dc);
  75
  76 #if wxUSE_PROLOGIO
  77   virtual bool SaveFile(const wxString& filename);
  78   virtual bool LoadFile(const wxString& filename);
  79
  80   virtual void ReadNodes(wxExprDatabase& database);
  81   virtual void ReadLines(wxExprDatabase& database);
  82   virtual void ReadContainerGeometry(wxExprDatabase& database);
  83
  84   // Allow for modifying file
  85   virtual bool OnDatabaseLoad(wxExprDatabase& db);
  86   virtual bool OnDatabaseSave(wxExprDatabase& db);
  87   virtual bool OnShapeSave(wxExprDatabase& db, wxShape& shape, wxExpr& expr);
  88   virtual bool OnShapeLoad(wxExprDatabase& db, wxShape& shape, wxExpr& expr);
  89   virtual bool OnHeaderSave(wxExprDatabase& db, wxExpr& expr);
  90   virtual bool OnHeaderLoad(wxExprDatabase& db, wxExpr& expr);
  91 #endif
  92
  93 protected:
  94   wxShapeCanvas*        m_diagramCanvas;
  95   bool                  m_quickEditMode;
  96   bool                  m_snapToGrid;
  97   double                m_gridSpacing;
  98   int                   m_mouseTolerance;
  99   wxList*               m_shapeList;
 100 };
 101
 102 class wxLineCrossing: public wxObject
 103 {
 104 public:
 105     wxLineCrossing() { m_lineShape1 = NULL; m_lineShape2 = NULL; }
 106     wxRealPoint     m_pt1; // First line
 107     wxRealPoint     m_pt2;
 108     wxRealPoint     m_pt3; // Second line
 109     wxRealPoint     m_pt4;
 110     wxRealPoint     m_intersect;
 111     wxLineShape*    m_lineShape1;
 112     wxLineShape*    m_lineShape2;
 113 };
 114
 115 class wxLineCrossings: public wxObject
 116 {
 117 public:
 118     wxLineCrossings();
 119     ~wxLineCrossings();
 120
 121     void FindCrossings(wxDiagram& diagram);
 122     void DrawCrossings(wxDiagram& diagram, wxDC& dc);
 123     void ClearCrossings();
 124
 125 public:
 126     wxList  m_crossings;
 127 };
 128
 129 #endif
 130  // _OGL_OGLDIAG_H_