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