183 lines
6.3 KiB
C++
183 lines
6.3 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: wx/msw/glcanvas.h
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// Purpose: wxGLCanvas, for using OpenGL with wxWidgets under Windows
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// Author: Julian Smart
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// Modified by:
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// Created: 04/01/98
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// Copyright: (c) Julian Smart
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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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#include "wx/palette.h"
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#include "wx/msw/wrapwin.h"
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#include <GL/gl.h>
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// ----------------------------------------------------------------------------
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// wxGLContext: OpenGL rendering context
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// ----------------------------------------------------------------------------
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class WXDLLIMPEXP_GL wxGLContext : public wxGLContextBase
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{
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public:
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wxGLContext(wxGLCanvas *win,
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const wxGLContext *other = NULL,
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const wxGLContextAttrs *ctxAttrs = NULL);
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virtual ~wxGLContext();
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virtual bool SetCurrent(const wxGLCanvas& win) const wxOVERRIDE;
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HGLRC GetGLRC() const { return m_glContext; }
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protected:
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HGLRC m_glContext;
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private:
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wxDECLARE_CLASS(wxGLContext);
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};
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// ----------------------------------------------------------------------------
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// wxGLCanvas: OpenGL output window
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// ----------------------------------------------------------------------------
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class WXDLLIMPEXP_GL wxGLCanvas : public wxGLCanvasBase
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{
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public:
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explicit // avoid implicitly converting a wxWindow* to wxGLCanvas
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wxGLCanvas(wxWindow *parent,
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const wxGLAttributes& dispAttrs,
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wxWindowID id = wxID_ANY,
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const wxPoint& pos = wxDefaultPosition,
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const wxSize& size = wxDefaultSize,
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long style = 0,
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const wxString& name = wxGLCanvasName,
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const wxPalette& palette = wxNullPalette);
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explicit
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wxGLCanvas(wxWindow *parent,
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wxWindowID id = wxID_ANY,
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const int *attribList = NULL,
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const wxPoint& pos = wxDefaultPosition,
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const wxSize& size = wxDefaultSize,
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long style = 0,
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const wxString& name = wxGLCanvasName,
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const wxPalette& palette = wxNullPalette);
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bool Create(wxWindow *parent,
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const wxGLAttributes& dispAttrs,
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wxWindowID id = wxID_ANY,
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const wxPoint& pos = wxDefaultPosition,
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const wxSize& size = wxDefaultSize,
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long style = 0,
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const wxString& name = wxGLCanvasName,
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const wxPalette& palette = wxNullPalette);
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bool Create(wxWindow *parent,
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wxWindowID id = wxID_ANY,
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const wxPoint& pos = wxDefaultPosition,
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const wxSize& size = wxDefaultSize,
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long style = 0,
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const wxString& name = wxGLCanvasName,
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const int *attribList = NULL,
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const wxPalette& palette = wxNullPalette);
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virtual ~wxGLCanvas();
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// implement wxGLCanvasBase methods
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virtual bool SwapBuffers() wxOVERRIDE;
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// MSW-specific helpers
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// --------------------
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// get the HDC used for OpenGL rendering
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HDC GetHDC() const { return m_hDC; }
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// Try to find pixel format matching the given attributes list for the
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// specified HDC, return 0 on error, otherwise ppfd is filled in with the
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// information from dispAttrs
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static int FindMatchingPixelFormat(const wxGLAttributes& dispAttrs,
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PIXELFORMATDESCRIPTOR* ppfd = NULL);
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// Same as FindMatchingPixelFormat
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static int ChooseMatchingPixelFormat(HDC hdc, const int *attribList,
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PIXELFORMATDESCRIPTOR *pfd = NULL);
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#if wxUSE_PALETTE
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// palette stuff
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bool SetupPalette(const wxPalette& palette);
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virtual wxPalette CreateDefaultPalette() wxOVERRIDE;
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void OnQueryNewPalette(wxQueryNewPaletteEvent& event);
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void OnPaletteChanged(wxPaletteChangedEvent& event);
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#endif // wxUSE_PALETTE
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// deprecated methods using the implicit wxGLContext, associate the context
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// explicitly with the window instead
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#if WXWIN_COMPATIBILITY_2_8
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wxDEPRECATED(
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wxGLCanvas(wxWindow *parent,
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wxWindowID id = wxID_ANY,
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const wxPoint& pos = wxDefaultPosition,
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const wxSize& size = wxDefaultSize,
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long style = 0,
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const wxString& name = wxGLCanvasName,
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const int *attribList = NULL,
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const wxPalette& palette = wxNullPalette)
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);
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wxDEPRECATED(
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wxGLCanvas(wxWindow *parent,
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const wxGLContext *shared,
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wxWindowID id = wxID_ANY,
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const wxPoint& pos = wxDefaultPosition,
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const wxSize& size = wxDefaultSize,
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long style = 0,
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const wxString& name = wxGLCanvasName,
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const int *attribList = NULL,
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const wxPalette& palette = wxNullPalette)
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);
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wxDEPRECATED(
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wxGLCanvas(wxWindow *parent,
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const wxGLCanvas *shared,
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wxWindowID id = wxID_ANY,
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const wxPoint& pos = wxDefaultPosition,
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const wxSize& size = wxDefaultSize,
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long style = 0,
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const wxString& name = wxGLCanvasName,
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const int *attribList = NULL,
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const wxPalette& palette = wxNullPalette)
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);
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#endif // WXWIN_COMPATIBILITY_2_8
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protected:
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// common part of all ctors
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void Init();
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// the real window creation function, Create() may reuse it twice as we may
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// need to create an OpenGL window to query the available extensions and
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// then potentially delete and recreate it with another pixel format
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bool CreateWindow(wxWindow *parent,
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wxWindowID id = wxID_ANY,
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const wxPoint& pos = wxDefaultPosition,
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const wxSize& size = wxDefaultSize,
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long style = 0,
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const wxString& name = wxGLCanvasName);
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// set up the pixel format using the given attributes and palette
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int DoSetup(PIXELFORMATDESCRIPTOR &pfd, const int *attribList);
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// HDC for this window, we keep it all the time
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HDC m_hDC;
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private:
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wxDECLARE_EVENT_TABLE();
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wxDECLARE_CLASS(wxGLCanvas);
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};
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#endif // _WX_GLCANVAS_H_
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