include/wx/palmos/glcanvas.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/palmos/glcanvas.h
   3 // Purpose:     wxGLCanvas, for using OpenGL with wxWidgets under Palm OS
   4 // Author:      William Osborne - minimal working wxPalmOS port
   5 // Modified by:
   6 // Created:     10/13/04
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) William Osborne
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_GLCANVAS_H_
  13 #define _WX_GLCANVAS_H_
  14
  15 #include "wx/palette.h"
  16 #include "wx/scrolwin.h"
  17
  18 #include "wx/msw/wrapwin.h"
  19
  20 #include <GL/gl.h>
  21
  22 class WXDLLIMPEXP_GL wxGLCanvas;     /* forward reference */
  23
  24 class WXDLLIMPEXP_GL wxGLContext: public wxObject
  25 {
  26 public:
  27     wxGLContext(bool isRGB, wxGLCanvas *win, const wxPalette& palette = wxNullPalette);
  28
  29     wxGLContext( bool isRGB, wxGLCanvas *win,
  30         const wxPalette& WXUNUSED(palette),
  31         const wxGLContext *other /* for sharing display lists */ );
  32
  33     virtual ~wxGLContext();
  34
  35
  36     void SetCurrent();
  37
  38     void SetColour(const wxChar *colour);
  39
  40     void SwapBuffers();
  41
  42
  43     inline wxWindow* GetWindow() const { return m_window; }
  44
  45     inline WXHDC GetHDC() const { return m_hDC; }
  46
  47     inline HGLRC GetGLRC() const { return m_glContext; }
  48
  49 public:
  50     HGLRC            m_glContext;
  51     WXHDC            m_hDC;
  52     wxWindow*        m_window;
  53 };
  54
  55 class WXDLLIMPEXP_GL wxGLCanvas: public wxWindow
  56 {
  57     DECLARE_CLASS(wxGLCanvas)
  58 public:
  59     wxGLCanvas(wxWindow *parent, wxWindowID id = wxID_ANY,
  60         const wxPoint& pos = wxDefaultPosition,
  61         const wxSize& size = wxDefaultSize, long style = 0,
  62         const wxString& name = wxGLCanvasName, int *attribList = 0,
  63         const wxPalette& palette = wxNullPalette);
  64
  65     wxGLCanvas(wxWindow *parent,
  66         const wxGLContext *shared = (wxGLContext *) NULL,
  67         wxWindowID id = wxID_ANY,
  68         const wxPoint& pos = wxDefaultPosition,
  69         const wxSize& size = wxDefaultSize,
  70         long style = 0,
  71         const wxString& name = wxGLCanvasName,
  72         int *attribList = (int *) NULL,
  73         const wxPalette& palette = wxNullPalette);
  74
  75     wxGLCanvas(wxWindow *parent,
  76         const wxGLCanvas *shared = (wxGLCanvas *)NULL,
  77         wxWindowID id = wxID_ANY,
  78         const wxPoint& pos = wxDefaultPosition,
  79         const wxSize& size = wxDefaultSize,
  80         long style = 0,
  81         const wxString& name = wxGLCanvasName,
  82         int *attribList = 0,
  83         const wxPalette& palette = wxNullPalette);
  84
  85     virtual ~wxGLCanvas();
  86
  87     // Replaces wxWindow::Create functionality, since
  88     // we need to use a different window class
  89     bool Create(wxWindow *parent, wxWindowID id,
  90         const wxPoint& pos, const wxSize& size,
  91         long style, const wxString& name);
  92
  93     void SetCurrent();
  94
  95 #ifdef __WXUNIVERSAL__
  96     virtual bool SetCurrent(bool doit) { return wxWindow::SetCurrent(doit); };
  97 #endif
  98
  99     void SetColour(const wxChar *colour);
 100
 101     void SwapBuffers();
 102
 103     void OnSize(wxSizeEvent& event);
 104
 105     void OnQueryNewPalette(wxQueryNewPaletteEvent& event);
 106
 107     void OnPaletteChanged(wxPaletteChangedEvent& event);
 108
 109     inline wxGLContext* GetContext() const { return m_glContext; }
 110
 111     inline WXHDC GetHDC() const { return m_hDC; }
 112
 113     void SetupPixelFormat(int *attribList = (int *) NULL);
 114
 115     void SetupPalette(const wxPalette& palette);
 116
 117     wxPalette CreateDefaultPalette();
 118
 119     inline wxPalette* GetPalette() const { return (wxPalette *) &m_palette; }
 120
 121 protected:
 122     wxGLContext*   m_glContext;  // this is typedef-ed ptr, in fact
 123     wxPalette      m_palette;
 124     WXHDC          m_hDC;
 125
 126     DECLARE_EVENT_TABLE()
 127 };
 128
 129 #endif
 130     // _WX_GLCANVAS_H_
 131