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00001 /******************************************************************************** 00002 * * 00003 * G L R e n d e r i n g C o n t e x t * 00004 * * 00005 ********************************************************************************* 00006 * Copyright (C) 2000,2009 by Jeroen van der Zijp. All Rights Reserved. * 00007 ********************************************************************************* 00008 * This library is free software; you can redistribute it and/or modify * 00009 * it under the terms of the GNU Lesser General Public License as published by * 00010 * the Free Software Foundation; either version 3 of the License, or * 00011 * (at your option) any later version. * 00012 * * 00013 * This library is distributed in the hope that it will be useful, * 00014 * but WITHOUT ANY WARRANTY; without even the implied warranty of * 00015 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * 00016 * GNU Lesser General Public License for more details. * 00017 * * 00018 * You should have received a copy of the GNU Lesser General Public License * 00019 * along with this program. If not, see <http://www.gnu.org/licenses/> * 00020 ********************************************************************************* 00021 * $Id: FXGLContext.h,v 1.47 2009/01/06 13:07:24 fox Exp $ * 00022 ********************************************************************************/ 00023 #ifndef FXGLCONTEXT_H 00024 #define FXGLCONTEXT_H 00025 00026 #ifndef FXID_H 00027 #include "FXId.h" 00028 #endif 00029 00030 namespace FX { 00031 00032 00033 /// OpenGL context 00034 class FXAPI FXGLContext : public FXId { 00035 FXDECLARE(FXGLContext) 00036 private: 00037 FXDrawable *surface; // Drawable surface 00038 FXGLVisual *visual; // Visual for this window 00039 FXGLContext *shared; // Shared with other 00040 private: 00041 FXGLContext(const FXGLContext&); 00042 FXGLContext &operator=(const FXGLContext&); 00043 protected: 00044 FXGLContext(); 00045 public: 00046 00047 /** 00048 * Construct an GL Context with given GL Visual. Optionally 00049 * share a display list with another GL Context shr. 00050 */ 00051 FXGLContext(FXApp *a,FXGLVisual *vis,FXGLContext* shr=NULL); 00052 00053 /// Create context 00054 virtual void create(); 00055 00056 /// Detach context 00057 virtual void detach(); 00058 00059 /// Destroy context 00060 virtual void destroy(); 00061 00062 /// Change visual 00063 void setVisual(FXGLVisual* vis); 00064 00065 /// Get the visual 00066 FXGLVisual* getVisual() const { return visual; } 00067 00068 /// Change share context 00069 void setShared(FXGLContext *ctx); 00070 00071 /// Get share context 00072 FXGLContext* getShared() const { return shared; } 00073 00074 /// Return active drawable 00075 FXDrawable *drawable() const { return surface; } 00076 00077 /// Make context current on drawable 00078 FXbool begin(FXDrawable *draw); 00079 00080 /// Make context non current 00081 FXbool end(); 00082 00083 /// Swap front and back buffer 00084 void swapBuffers(); 00085 00086 /// Return true if THIS context is current 00087 FXbool isCurrent() const; 00088 00089 /// Return true if thread has ANY current context 00090 static FXbool hasCurrent(); 00091 00092 /// Has double buffering 00093 FXbool isDoubleBuffer() const; 00094 00095 /// Has stereo buffering 00096 FXbool isStereo() const; 00097 00098 /// Save object to stream 00099 virtual void save(FXStream& store) const; 00100 00101 /// Load object from stream 00102 virtual void load(FXStream& store); 00103 00104 /// Destructor 00105 virtual ~FXGLContext(); 00106 }; 00107 00108 00109 00110 /// Create a display list of bitmaps from font glyphs in a font 00111 extern FXAPI FXbool glUseFXFont(FXFont* font,int first,int count,int list); 00112 00113 } 00114 00115 #endif 00116
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