contrib/include/wx/ogl/drawnp.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        drawnp.h
   3 // Purpose:     Private header for wxDrawnShape
   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_DRAWNP_H_
  13 #define _OGL_DRAWNP_H_
  14
  15 #if defined(__GNUG__) && !defined(__APPLE__)
  16 #pragma interface "drawnp.h"
  17 #endif
  18
  19
  20 /*
  21  * Drawing operations
  22  *
  23  */
  24
  25 #define  DRAWOP_SET_PEN             1
  26 #define  DRAWOP_SET_BRUSH           2
  27 #define  DRAWOP_SET_FONT            3
  28 #define  DRAWOP_SET_TEXT_COLOUR     4
  29 #define  DRAWOP_SET_BK_COLOUR       5
  30 #define  DRAWOP_SET_BK_MODE         6
  31 #define  DRAWOP_SET_CLIPPING_RECT   7
  32 #define  DRAWOP_DESTROY_CLIPPING_RECT 8
  33
  34 /*
  35 #define  DRAWOP_CREATE_PEN          10
  36 #define  DRAWOP_CREATE_BRUSH        11
  37 #define  DRAWOP_CREATE_FONT         12
  38 */
  39
  40 #define  DRAWOP_DRAW_LINE           20
  41 #define  DRAWOP_DRAW_POLYLINE       21
  42 #define  DRAWOP_DRAW_POLYGON        22
  43 #define  DRAWOP_DRAW_RECT           23
  44 #define  DRAWOP_DRAW_ROUNDED_RECT   24
  45 #define  DRAWOP_DRAW_ELLIPSE        25
  46 #define  DRAWOP_DRAW_POINT          26
  47 #define  DRAWOP_DRAW_ARC            27
  48 #define  DRAWOP_DRAW_TEXT           28
  49 #define  DRAWOP_DRAW_SPLINE         29
  50 #define  DRAWOP_DRAW_ELLIPTIC_ARC   30
  51
  52 /*
  53  * Base, virtual class
  54  *
  55  */
  56
  57 class WXDLLIMPEXP_OGL wxDrawOp: public wxObject
  58 {
  59 public:
  60   inline wxDrawOp(int theOp) { m_op = theOp; }
  61   inline ~wxDrawOp() {}
  62   inline virtual void Scale(double WXUNUSED(xScale), double WXUNUSED(yScale)) {};
  63   inline virtual void Translate(double WXUNUSED(x), double WXUNUSED(y)) {};
  64   inline virtual void Rotate(double WXUNUSED(x), double WXUNUSED(y), double WXUNUSED(theta), double WXUNUSED(sinTheta), double WXUNUSED(cosTheta)) {};
  65   virtual void Do(wxDC& dc, double xoffset, double yoffset) = 0;
  66   virtual wxDrawOp *Copy(wxPseudoMetaFile *newImage) = 0;
  67 #if wxUSE_PROLOGIO
  68   virtual wxExpr *WriteExpr(wxPseudoMetaFile *image) = 0;
  69   virtual void ReadExpr(wxPseudoMetaFile *image, wxExpr *expr) = 0;
  70 #endif
  71   inline int GetOp() const { return m_op; }
  72
  73   // Draw an outline using the current operation. By default, return false (not drawn)
  74   virtual bool OnDrawOutline(wxDC& WXUNUSED(dc), double WXUNUSED(x), double WXUNUSED(y), double WXUNUSED(w), double WXUNUSED(h),
  75     double WXUNUSED(oldW), double WXUNUSED(oldH)) { return false; }
  76
  77   // Get the perimeter point using this data
  78   virtual bool GetPerimeterPoint(double WXUNUSED(x1), double WXUNUSED(y1),
  79                                      double WXUNUSED(x2), double WXUNUSED(y2),
  80                                      double *WXUNUSED(x3), double *WXUNUSED(y3),
  81                                      double WXUNUSED(xOffset), double WXUNUSED(yOffset),
  82                                      int WXUNUSED(attachmentMode))
  83   { return false; }
  84
  85 protected:
  86   int           m_op;
  87
  88 };
  89
  90 /*
  91  * Set font, brush, text colour
  92  *
  93  */
  94
  95 class WXDLLIMPEXP_OGL wxOpSetGDI: public wxDrawOp
  96 {
  97  public:
  98   wxOpSetGDI(int theOp, wxPseudoMetaFile *theImage, int theGdiIndex, int theMode = 0);
  99   void Do(wxDC& dc, double xoffset, double yoffset);
 100   wxDrawOp *Copy(wxPseudoMetaFile *newImage);
 101 #if wxUSE_PROLOGIO
 102   wxExpr *WriteExpr(wxPseudoMetaFile *image);
 103   void ReadExpr(wxPseudoMetaFile *image, wxExpr *expr);
 104 #endif
 105
 106 public:
 107   int               m_mode;
 108   int               m_gdiIndex;
 109   wxPseudoMetaFile* m_image;
 110   unsigned char     m_r;
 111   unsigned char     m_g;
 112   unsigned char     m_b;
 113 };
 114
 115 /*
 116  * Set/destroy clipping
 117  *
 118  */
 119
 120 class WXDLLIMPEXP_OGL wxOpSetClipping: public wxDrawOp
 121 {
 122 public:
 123   wxOpSetClipping(int theOp, double theX1, double theY1, double theX2, double theY2);
 124   void Do(wxDC& dc, double xoffset, double yoffset);
 125   void Scale(double xScale, double yScale);
 126   void Translate(double x, double y);
 127   wxDrawOp *Copy(wxPseudoMetaFile *newImage);
 128 #if wxUSE_PROLOGIO
 129   wxExpr *WriteExpr(wxPseudoMetaFile *image);
 130   void ReadExpr(wxPseudoMetaFile *image, wxExpr *expr);
 131 #endif
 132
 133 public:
 134   double     m_x1;
 135   double     m_y1;
 136   double     m_x2;
 137   double     m_y2;
 138 };
 139
 140 /*
 141  * Draw line, rectangle, rounded rectangle, ellipse, point, arc, text
 142  *
 143  */
 144
 145 class WXDLLIMPEXP_OGL wxOpDraw: public wxDrawOp
 146 {
 147  public:
 148   wxOpDraw(int theOp, double theX1, double theY1, double theX2, double theY2,
 149          double radius = 0.0, const wxString& s = wxEmptyString);
 150   ~wxOpDraw();
 151   void Do(wxDC& dc, double xoffset, double yoffset);
 152   void Scale(double scaleX, double scaleY);
 153   void Translate(double x, double y);
 154   void Rotate(double x, double y, double theta, double sinTheta, double cosTheta);
 155   wxDrawOp *Copy(wxPseudoMetaFile *newImage);
 156 #if wxUSE_PROLOGIO
 157   wxExpr *WriteExpr(wxPseudoMetaFile *image);
 158   void ReadExpr(wxPseudoMetaFile *image, wxExpr *expr);
 159 #endif
 160
 161 public:
 162   double     m_x1;
 163   double     m_y1;
 164   double     m_x2;
 165   double     m_y2;
 166   double     m_x3;
 167   double     m_y3;
 168   double     m_radius;
 169   wxString   m_textString;
 170
 171 };
 172
 173 /*
 174  * Draw polyline, spline, polygon
 175  *
 176  */
 177
 178 class WXDLLIMPEXP_OGL wxOpPolyDraw: public wxDrawOp
 179 {
 180 public:
 181   wxOpPolyDraw(int theOp, int n, wxRealPoint *thePoints);
 182   ~wxOpPolyDraw();
 183   void Do(wxDC& dc, double xoffset, double yoffset);
 184   void Scale(double scaleX, double scaleY);
 185   void Translate(double x, double y);
 186   void Rotate(double x, double y, double theta, double sinTheta, double cosTheta);
 187   wxDrawOp *Copy(wxPseudoMetaFile *newImage);
 188 #if wxUSE_PROLOGIO
 189   wxExpr *WriteExpr(wxPseudoMetaFile *image);
 190   void ReadExpr(wxPseudoMetaFile *image, wxExpr *expr);
 191 #endif
 192
 193   // Draw an outline using the current operation.
 194   virtual bool OnDrawOutline(wxDC& dc, double x, double y, double w, double h,
 195     double oldW, double oldH);
 196
 197   // Get the perimeter point using this data
 198   bool GetPerimeterPoint(double x1, double y1,
 199                                      double x2, double y2,
 200                                      double *x3, double *y3,
 201                                      double xOffset, double yOffset,
 202                                      int attachmentMode);
 203
 204 public:
 205   wxRealPoint*  m_points;
 206   int           m_noPoints;
 207
 208 };
 209
 210 #endif
 211  // _OGL_DRAWNP_H_
 212
 213