db4c39a9e8
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@28485 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
135 lines
4.8 KiB
C++
135 lines
4.8 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: glcanvas.h
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// Purpose: wxGLCanvas, for using OpenGL with wxWidgets under Macintosh
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// Author: Stefan Csomor
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// Modified by:
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// Created: 1998-01-01
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// RCS-ID: $Id$
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// Copyright: (c) Stefan Csomor
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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#ifndef _WX_GLCANVAS_H_
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#define _WX_GLCANVAS_H_
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#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
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# pragma interface "glcanvas.h"
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#endif
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#include "wx/setup.h"
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#if wxUSE_GLCANVAS
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#include "wx/palette.h"
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#include "wx/scrolwin.h"
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#include "wx/app.h"
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#ifdef __DARWIN__
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# include <OpenGL/gl.h>
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# include <AGL/agl.h>
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#else
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# include <gl.h>
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# include <agl.h>
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#endif
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//---------------------------------------------------------------------------
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// Constants for attriblist
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//---------------------------------------------------------------------------
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enum
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{
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WX_GL_RGBA=1, /* use true color palette */
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WX_GL_BUFFER_SIZE, /* bits for buffer if not WX_GL_RGBA */
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WX_GL_LEVEL, /* 0 for main buffer, >0 for overlay, <0 for underlay */
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WX_GL_DOUBLEBUFFER, /* use doublebuffer */
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WX_GL_STEREO, /* use stereoscopic display */
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WX_GL_AUX_BUFFERS, /* number of auxiliary buffers */
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WX_GL_MIN_RED, /* use red buffer with most bits (> MIN_RED bits) */
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WX_GL_MIN_GREEN, /* use green buffer with most bits (> MIN_GREEN bits) */
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WX_GL_MIN_BLUE, /* use blue buffer with most bits (> MIN_BLUE bits) */
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WX_GL_MIN_ALPHA, /* use blue buffer with most bits (> MIN_ALPHA bits) */
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WX_GL_DEPTH_SIZE, /* bits for Z-buffer (0,16,32) */
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WX_GL_STENCIL_SIZE, /* bits for stencil buffer */
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WX_GL_MIN_ACCUM_RED, /* use red accum buffer with most bits (> MIN_ACCUM_RED bits) */
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WX_GL_MIN_ACCUM_GREEN, /* use green buffer with most bits (> MIN_ACCUM_GREEN bits) */
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WX_GL_MIN_ACCUM_BLUE, /* use blue buffer with most bits (> MIN_ACCUM_BLUE bits) */
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WX_GL_MIN_ACCUM_ALPHA /* use blue buffer with most bits (> MIN_ACCUM_ALPHA bits) */
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};
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class WXDLLEXPORT wxGLCanvas; /* forward reference */
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class WXDLLEXPORT wxGLContext: public wxObject
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{
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public:
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wxGLContext(AGLPixelFormat fmt, wxGLCanvas *win,
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const wxPalette& WXUNUSED(palette),
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const wxGLContext *other /* for sharing display lists */
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);
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~wxGLContext();
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void SetCurrent();
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void Update(); // must be called after window drag/grows/zoom or clut change
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void SetColour(const wxChar *colour);
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void SwapBuffers();
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inline wxWindow* GetWindow() const { return m_window; }
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inline AGLDrawable GetDrawable() const { return m_drawable; }
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public:
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AGLContext m_glContext;
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AGLDrawable m_drawable;
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wxWindow* m_window;
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};
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class WXDLLEXPORT wxGLCanvas: public wxWindow
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{
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DECLARE_CLASS(wxGLCanvas)
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public:
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wxGLCanvas(wxWindow *parent, wxWindowID id = -1, const wxPoint& pos = wxDefaultPosition,
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const wxSize& size = wxDefaultSize, long style = 0,
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const wxString& name = wxT("GLCanvas") , int *attribList = 0, const wxPalette& palette = wxNullPalette);
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wxGLCanvas( wxWindow *parent, const wxGLContext *shared = (wxGLContext *)NULL,
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wxWindowID id = -1, const wxPoint& pos = wxDefaultPosition,
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const wxSize& size = wxDefaultSize, long style = 0, const wxString& name = wxT("GLCanvas"),
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int *attribList = (int*) NULL, const wxPalette& palette = wxNullPalette );
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wxGLCanvas( wxWindow *parent, const wxGLCanvas *shared = (wxGLCanvas *)NULL, wxWindowID id = -1,
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const wxPoint& pos = wxDefaultPosition, const wxSize& size = wxDefaultSize, long style = 0,
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const wxString& name = wxT("GLCanvas"), int *attribList = 0, const wxPalette& palette = wxNullPalette );
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~wxGLCanvas();
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bool Create(wxWindow *parent, const wxGLContext *shared, wxWindowID id,
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const wxPoint& pos, const wxSize& size, long style, const wxString& name,
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int *attribList, const wxPalette& palette);
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void SetCurrent();
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void SetColour(const wxChar *colour);
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void SwapBuffers();
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void UpdateContext();
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void SetViewport();
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virtual bool Show(bool show = TRUE) ;
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// Unlike some other platforms, this must get called if you override it.
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// It sets the viewport correctly and update the context.
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// You shouldn't call glViewport yourself either (use SetViewport if you must reset it.)
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void OnSize(wxSizeEvent& event);
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virtual void MacSuperChangedPosition() ;
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virtual void MacTopLevelWindowChangedPosition() ;
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virtual void MacVisibilityChanged() ;
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void MacUpdateView() ;
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inline wxGLContext* GetContext() const { return m_glContext; }
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protected:
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wxGLContext* m_glContext;
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bool m_macCanvasIsShown ;
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DECLARE_EVENT_TABLE()
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};
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#endif // wxUSE_GLCANVAS
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#endif // _WX_GLCANVAS_H_
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