contrib/include/wx/ogl/basicp.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        basicp.h
   3 // Purpose:     Private OGL classes and definitions
   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_BASICP_H_
  13 #define _OGL_BASICP_H_
  14
  15 #if defined(__GNUG__) && !defined(__APPLE__)
  16 #pragma interface "basicp.h"
  17 #endif
  18
  19
  20 #define CONTROL_POINT_SIZE       6
  21
  22 class WXDLLIMPEXP_OGL wxShapeTextLine: public wxObject
  23 {
  24  DECLARE_DYNAMIC_CLASS(wxShapeTextLine)
  25 public:
  26    wxShapeTextLine(double the_x = 0.0, double the_y = 0.0, const wxString& the_line = wxEmptyString);
  27    ~wxShapeTextLine();
  28
  29    inline double GetX() const { return m_x; }
  30    inline double GetY() const { return m_y; }
  31
  32    inline void SetX(double x) { m_x = x; }
  33    inline void SetY(double y) { m_y = y; }
  34
  35    inline void SetText(const wxString& text) { m_line = text; }
  36    inline wxString GetText() const { return m_line; }
  37
  38 protected:
  39    wxString     m_line;
  40    double        m_x;
  41    double        m_y;
  42 };
  43
  44 class WXDLLIMPEXP_OGL wxShape;
  45 class WXDLLIMPEXP_OGL wxControlPoint: public wxRectangleShape
  46 {
  47  DECLARE_DYNAMIC_CLASS(wxControlPoint)
  48
  49  friend class WXDLLIMPEXP_OGL wxShapeEvtHandler;
  50  friend class WXDLLIMPEXP_OGL wxShape;
  51
  52  public:
  53   wxControlPoint(wxShapeCanvas *the_canvas = NULL, wxShape *object = NULL, double size = 0.0, double the_xoffset = 0.0,
  54     double the_yoffset = 0.0, int the_type = 0);
  55   ~wxControlPoint();
  56
  57   void OnDraw(wxDC& dc);
  58   void OnErase(wxDC& dc);
  59   void OnDrawContents(wxDC& dc);
  60   void OnDragLeft(bool draw, double x, double y, int keys=0, int attachment = 0);
  61   void OnBeginDragLeft(double x, double y, int keys=0, int attachment = 0);
  62   void OnEndDragLeft(double x, double y, int keys=0, int attachment = 0);
  63
  64   bool GetAttachmentPosition(int attachment, double *x, double *y,
  65                                      int nth = 0, int no_arcs = 1, wxLineShape *line = NULL);
  66   int GetNumberOfAttachments() const;
  67
  68   inline void SetEraseObject(bool er) { m_eraseObject = er; }
  69
  70 public:
  71   int           m_type;
  72   double         m_xoffset;
  73   double         m_yoffset;
  74   wxShape*      m_shape;
  75   wxCursor*     m_oldCursor;
  76   bool          m_eraseObject; // If TRUE, erases object before dragging handle.
  77
  78 /*
  79  * Store original top-left, bottom-right coordinates
  80  * in case we're doing non-vertical resizing.
  81  */
  82   static double sm_controlPointDragStartX;
  83   static double sm_controlPointDragStartY;
  84   static double sm_controlPointDragStartWidth;
  85   static double sm_controlPointDragStartHeight;
  86   static double sm_controlPointDragEndWidth;
  87   static double sm_controlPointDragEndHeight;
  88   static double sm_controlPointDragPosX;
  89   static double sm_controlPointDragPosY;
  90 };
  91
  92 class WXDLLIMPEXP_OGL wxPolygonShape;
  93 class WXDLLIMPEXP_OGL wxPolygonControlPoint: public wxControlPoint
  94 {
  95  DECLARE_DYNAMIC_CLASS(wxPolygonControlPoint)
  96   friend class WXDLLIMPEXP_OGL wxPolygonShape;
  97  public:
  98   wxPolygonControlPoint(wxShapeCanvas *the_canvas = NULL, wxShape *object = NULL, double size = 0.0, wxRealPoint *vertex = NULL,
  99     double the_xoffset = 0.0, double the_yoffset = 0.0);
 100   ~wxPolygonControlPoint();
 101
 102   void OnDragLeft(bool draw, double x, double y, int keys=0, int attachment = 0);
 103   void OnBeginDragLeft(double x, double y, int keys=0, int attachment = 0);
 104   void OnEndDragLeft(double x, double y, int keys=0, int attachment = 0);
 105
 106   // Calculate what new size would be, at end of resize
 107   virtual void CalculateNewSize(double x, double y);
 108
 109   // Get new size
 110   inline wxRealPoint GetNewSize() const { return m_newSize; };
 111
 112 public:
 113   wxRealPoint*      m_polygonVertex;
 114   wxRealPoint       m_originalSize;
 115   double             m_originalDistance;
 116   wxRealPoint       m_newSize;
 117 };
 118
 119 /*
 120  * Object regions.
 121  * Every shape has one or more text regions with various
 122  * properties. Not all of a region's properties will be used
 123  * by a shape.
 124  *
 125  */
 126
 127 class WXDLLIMPEXP_OGL wxShapeRegion: public wxObject
 128 {
 129  DECLARE_DYNAMIC_CLASS(wxShapeRegion)
 130
 131  public:
 132   // Constructor
 133   wxShapeRegion();
 134   // Copy constructor
 135   wxShapeRegion(wxShapeRegion& region);
 136   // Destructor
 137   ~wxShapeRegion();
 138
 139   // Accessors
 140   inline void SetText(const wxString& s)
 141     { m_regionText = s; m_formattedText.Append(new wxShapeTextLine(0,0,s));}
 142   void SetFont(wxFont *f);
 143   void SetMinSize(double w, double h);
 144   void SetSize(double w, double h);
 145   void SetPosition(double x, double y);
 146   void SetProportions(double x, double y);
 147   void SetFormatMode(int mode);
 148   inline void SetName(const wxString& s) { m_regionName = s; };
 149   void SetColour(const wxString& col); // Text colour
 150
 151   inline wxString GetText() const { return m_regionText; }
 152   inline wxFont *GetFont() const { return m_font; }
 153   inline void GetMinSize(double *x, double *y) const { *x = m_minWidth; *y = m_minHeight; }
 154   inline void GetProportion(double *x, double *y) const { *x = m_regionProportionX; *y = m_regionProportionY; }
 155   inline void GetSize(double *x, double *y) const { *x = m_width; *y = m_height; }
 156   inline void GetPosition(double *xp, double *yp) const { *xp = m_x; *yp = m_y; }
 157   inline int GetFormatMode() const { return m_formatMode; }
 158   inline wxString GetName() const { return m_regionName; }
 159   inline wxString GetColour() const { return m_textColour; }
 160   wxColour *GetActualColourObject();
 161   inline wxList& GetFormattedText() { return m_formattedText; }
 162   inline wxString GetPenColour() const { return m_penColour; }
 163   inline int GetPenStyle() const { return m_penStyle; }
 164   inline void SetPenStyle(int style) { m_penStyle = style; m_actualPenObject = NULL; }
 165   void SetPenColour(const wxString& col);
 166   wxPen *GetActualPen();
 167   inline double GetWidth() const { return m_width; }
 168   inline double GetHeight() const { return m_height; }
 169
 170   void ClearText();
 171
 172 public:
 173   wxString              m_regionText;
 174   wxList                m_formattedText;   // List of wxShapeTextLines
 175   wxFont*               m_font;
 176   double                 m_minHeight;        // If zero, hide region.
 177   double                 m_minWidth;        // If zero, hide region.
 178   double                 m_width;
 179   double                 m_height;
 180   double                 m_x;
 181   double                 m_y;
 182
 183   double                 m_regionProportionX; // Proportion of total object size;
 184                                              // -1.0 indicates equal proportion
 185   double                 m_regionProportionY; // Proportion of total object size;
 186                                              // -1.0 indicates equal proportion
 187
 188   int                   m_formatMode;        // FORMAT_CENTRE_HORIZ | FORMAT_CENTRE_VERT | FORMAT_NONE
 189   wxString              m_regionName;
 190   wxString              m_textColour;
 191   wxColour*             m_actualColourObject; // For speed purposes
 192
 193   // New members for specifying divided rectangle division colour/style 30/6/94
 194   wxString              m_penColour;
 195   int                   m_penStyle;
 196   wxPen*                m_actualPenObject;
 197
 198 };
 199
 200 /*
 201  * User-defined attachment point
 202  */
 203
 204 class WXDLLIMPEXP_OGL wxAttachmentPoint: public wxObject
 205 {
 206  DECLARE_DYNAMIC_CLASS(wxAttachmentPoint)
 207
 208 public:
 209   inline wxAttachmentPoint()
 210   {
 211     m_id = 0; m_x = 0.0; m_y = 0.0;
 212   }
 213   inline wxAttachmentPoint(int id, double x, double y)
 214   {
 215     m_id = id; m_x = x; m_y = y;
 216   }
 217
 218 public:
 219   int            m_id;           // Identifier
 220   double         m_x;            // x offset from centre of object
 221   double         m_y;            // y offset from centre of object
 222 };
 223
 224 #endif
 225   // _OGL_BASICP_H_