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