samples/opengl/cube/cube.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        cube.h
   3 // Purpose:     wxGLCanvas demo program
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     04/01/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_CUBE_H_
  13 #define _WX_CUBE_H_
  14
  15 #include "wx/glcanvas.h"
  16
  17 // Define a new application type
  18 class MyApp: public wxApp
  19 {
  20 public:
  21     MyApp() { m_glContext = NULL; }
  22
  23     // set the specified canvas for current output
  24     void SetCurrent(wxGLCanvas *canvas);
  25
  26     // virtual wxApp methods
  27     virtual bool OnInit();
  28     virtual int OnExit();
  29
  30 private:
  31     // the GL context we use for all our windows
  32     wxGLContext *m_glContext;
  33 };
  34
  35 // Define a new frame type
  36 class TestGLCanvas;
  37
  38 class MyFrame: public wxFrame
  39 {
  40 public:
  41     MyFrame();
  42
  43     // update the image shown on the canvas (after the shared wxGLContext was
  44     // updated, presumably)
  45     void RefreshCanvas();
  46
  47 private:
  48     void OnExit(wxCommandEvent& event);
  49     void OnNewWindow(wxCommandEvent& event);
  50     void OnDefRotateLeftKey(wxCommandEvent& event);
  51     void OnDefRotateRightKey(wxCommandEvent& event);
  52
  53     TestGLCanvas *m_canvas;
  54
  55     DECLARE_EVENT_TABLE()
  56 };
  57
  58 class TestGLCanvas : public wxGLCanvas
  59 {
  60 public:
  61     TestGLCanvas(wxWindow *parent);
  62
  63 private:
  64     void OnPaint(wxPaintEvent& event);
  65     void OnSize(wxSizeEvent& event);
  66     void OnKeyDown(wxKeyEvent& event);
  67
  68     // OpenGL calls can't be done until we're initialized
  69     bool IsInitialized() const { return m_gllist != 0; }
  70
  71     // one-time OpenGL initialization, only does something if !IsInitialized()
  72     void InitGL();
  73
  74     // render to window
  75     void Render();
  76
  77
  78     // the list of commands to draw the cube
  79     GLuint m_gllist;
  80
  81     DECLARE_EVENT_TABLE()
  82 };
  83
  84 #endif // _WX_CUBE_H_
  85