samples/opengl/penguin/penguin.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        penguin.h
   3 // Purpose:     wxGLCanvas demo program
   4 // Author:      Robert Roebling
   5 // Modified by:
   6 // Created:     04/01/98
   7 // Copyright:   (c) Robert Roebling
   8 // Licence:     wxWindows licence
   9 /////////////////////////////////////////////////////////////////////////////
  10
  11 #ifndef _WX_PENGUIN_H_
  12 #define _WX_PENGUIN_H_
  13
  14
  15 #include "wx/defs.h"
  16 #include "wx/app.h"
  17 #include "wx/menu.h"
  18 #include "wx/dcclient.h"
  19 #include "wx/wfstream.h"
  20 #if wxUSE_ZLIB
  21 #include "wx/zstream.h"
  22 #endif
  23
  24 #include "wx/glcanvas.h"
  25
  26 extern "C"
  27 {
  28 #include "trackball.h"
  29 }
  30
  31 #include "dxfrenderer.h"
  32
  33
  34 // OpenGL view data
  35 struct GLData
  36 {
  37     bool initialized;           // have OpenGL been initialized?
  38     float beginx, beginy;       // position of mouse
  39     float quat[4];              // orientation of object
  40     float zoom;                 // field of view in degrees
  41 };
  42
  43
  44 // Define a new application type
  45 class MyApp : public wxApp
  46 {
  47 public:
  48     virtual bool OnInit();
  49 };
  50
  51
  52 // Define a new frame type
  53 class TestGLCanvas;
  54
  55
  56 class MyFrame : public wxFrame
  57 {
  58 public:
  59     MyFrame(wxFrame *frame, const wxString& title, const wxPoint& pos,
  60             const wxSize& size, long style = wxDEFAULT_FRAME_STYLE);
  61
  62     void OnMenuFileOpen(wxCommandEvent& event);
  63     void OnMenuFileExit(wxCommandEvent& event);
  64     void OnMenuHelpAbout(wxCommandEvent& event);
  65
  66     void SetCanvas(TestGLCanvas *canvas) { m_canvas = canvas; }
  67     TestGLCanvas *GetCanvas() { return m_canvas; }
  68
  69 private:
  70     TestGLCanvas *m_canvas;
  71
  72     DECLARE_EVENT_TABLE()
  73 };
  74
  75
  76 class TestGLCanvas : public wxGLCanvas
  77 {
  78 public:
  79     TestGLCanvas(wxWindow *parent, wxWindowID id = wxID_ANY,
  80         const wxPoint& pos = wxDefaultPosition,
  81         const wxSize& size = wxDefaultSize, long style = 0,
  82         const wxString& name = wxT("TestGLCanvas"));
  83
  84     virtual ~TestGLCanvas();
  85
  86     void LoadDXF(const wxString& filename);
  87
  88 protected:
  89     void OnPaint(wxPaintEvent& event);
  90     void OnSize(wxSizeEvent& event);
  91     void OnEraseBackground(wxEraseEvent& event);
  92     void OnMouse(wxMouseEvent& event);
  93
  94 private:
  95     void InitGL();
  96     void ResetProjectionMode();
  97
  98     wxGLContext* m_glRC;
  99     GLData       m_gldata;
 100     DXFRenderer  m_renderer;
 101
 102     wxDECLARE_NO_COPY_CLASS(TestGLCanvas);
 103     DECLARE_EVENT_TABLE()
 104 };
 105
 106 #endif // #ifndef _WX_PENGUIN_H_