utils/ogl/src/linesp.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        linesp.h
   3 // Purpose:     Lines private header file
   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_LINESP_H_
  13 #define _OGL_LINESP_H_
  14
  15 #ifdef __GNUG__
  16 #pragma interface "linesp.h"
  17 #endif
  18
  19 class wxLineShape;
  20 class wxLineControlPoint: public wxControlPoint
  21 {
  22   DECLARE_DYNAMIC_CLASS(wxLineControlPoint)
  23   friend class wxLineShape;
  24  public:
  25
  26   wxLineControlPoint(wxShapeCanvas *the_canvas = NULL, wxShape *object = NULL, double size = 0.0,
  27      double x = 0.0, double y = 0.0, int the_type = 0);
  28   ~wxLineControlPoint();
  29
  30   void OnDraw(wxDC& dc);
  31   void OnDragLeft(bool draw, double x, double y, int keys=0, int attachment = 0);
  32   void OnBeginDragLeft(double x, double y, int keys=0, int attachment = 0);
  33   void OnEndDragLeft(double x, double y, int keys=0, int attachment = 0);
  34
  35   // Obsolete (left-dragging now moves attachment point to new relative position OR new
  36   // attachment id)
  37 #if 0
  38   void OnDragRight(bool draw, double x, double y, int keys=0, int attachment = 0);
  39   void OnBeginDragRight(double x, double y, int keys=0, int attachment = 0);
  40   void OnEndDragRight(double x, double y, int keys=0, int attachment = 0);
  41 #endif
  42
  43 public:
  44
  45   int           m_type;
  46   wxRealPoint*  m_point;  // Line point
  47   wxRealPoint   m_originalPos;
  48
  49 };
  50
  51 /*
  52  * Temporary arc label object
  53  */
  54
  55 class wxLabelShape: public wxRectangleShape
  56 {
  57   DECLARE_DYNAMIC_CLASS(wxLabelShape)
  58
  59  public:
  60   wxLabelShape(wxLineShape *parent = NULL, wxShapeRegion *region = NULL, double w = 0.0, double h = 0.0);
  61   ~wxLabelShape();
  62
  63   void OnDraw(wxDC& dc);
  64   void OnDrawContents(wxDC& dc);
  65   void OnLeftClick(double x, double y, int keys = 0, int attachment = 0);
  66   void OnRightClick(double x, double y, int keys = 0, int attachment = 0);
  67   void OnDragLeft(bool draw, double x, double y, int keys=0, int attachment = 0);
  68   void OnBeginDragLeft(double x, double y, int keys=0, int attachment = 0);
  69   void OnEndDragLeft(double x, double y, int keys=0, int attachment = 0);
  70   bool OnMovePre(wxDC& dc, double x, double y, double old_x, double old_y, bool display = TRUE);
  71
  72 public:
  73   wxLineShape*      m_lineShape;
  74   wxShapeRegion*    m_shapeRegion;
  75
  76 };
  77
  78 /*
  79  * Get the point on the given line (x1, y1) (x2, y2)
  80  * distance 'length' along from the end,
  81  * returned values in x and y
  82  */
  83
  84 void GetPointOnLine(double x1, double y1, double x2, double y2,
  85                     double length, double *x, double *y);
  86
  87 #endif
  88     // _OGL_LINESP_H_
  89