00001 00004 00005 // 00006 // Copyright (c) 2002-2004 California Institute of Technology 00007 // Copyright (c) 2004-2007 University of Southern California 00008 // Rob Peters <rjpeters at usc dot edu> 00009 // 00010 // created: Sat Nov 23 17:42:38 2002 00011 // commit: $Id: gxscene.h 10065 2007-04-12 05:54:56Z rjpeters $ 00012 // $HeadURL: file:///lab/rjpeters/svnrepo/code/trunk/groovx/src/gfx/gxscene.h $ 00013 // 00014 // -------------------------------------------------------------------- 00015 // 00016 // This file is part of GroovX. 00017 // [http://ilab.usc.edu/rjpeters/groovx/] 00018 // 00019 // GroovX is free software; you can redistribute it and/or modify it 00020 // under the terms of the GNU General Public License as published by 00021 // the Free Software Foundation; either version 2 of the License, or 00022 // (at your option) any later version. 00023 // 00024 // GroovX is distributed in the hope that it will be useful, but 00025 // WITHOUT ANY WARRANTY; without even the implied warranty of 00026 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00027 // General Public License for more details. 00028 // 00029 // You should have received a copy of the GNU General Public License 00030 // along with GroovX; if not, write to the Free Software Foundation, 00031 // Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. 00032 // 00034 00035 #ifndef GROOVX_GFX_GXSCENE_H_UTC20050626084024_DEFINED 00036 #define GROOVX_GFX_GXSCENE_H_UTC20050626084024_DEFINED 00037 00038 #include "gfx/canvas.h" 00039 #include "gfx/gxcamera.h" 00040 #include "gfx/gxemptynode.h" 00041 #include "gfx/gxnode.h" 00042 00043 #include "nub/ref.h" 00044 #include "nub/timer.h" 00045 #include "nub/volatileobject.h" 00046 00047 #include "rutz/shared_ptr.h" 00048 00049 namespace nub 00050 { 00051 class scheduler; 00052 } 00053 00055 class GxScene : public nub::volatile_object 00056 { 00057 public: 00059 GxScene(nub::soft_ref<Gfx::Canvas> canvas, 00060 rutz::shared_ptr<nub::scheduler> sched); 00061 00063 virtual ~GxScene() throw(); 00064 00066 void undraw(); 00067 00069 00072 void render(); 00073 00075 00078 void fullRender(); 00079 00081 00083 void clearscreen(); 00084 00086 00088 void fullClearscreen(); 00089 00091 00094 void setVisibility(bool val); 00095 00097 const nub::ref<GxCamera>& getCamera() const 00098 { return itsCamera; } 00099 00101 void setCamera(const nub::ref<GxCamera>& cam); 00102 00104 void setDrawable(const nub::ref<GxNode>& node); 00105 00107 void reshape(int width, int height); 00108 00110 void setHold(bool val) { isItHolding = val; } 00111 00113 void allowRefresh(bool allow) 00114 { isItRefreshing = allow; flushChanges(); } 00115 00117 void animate(unsigned int framesPerSecond); 00118 00119 private: 00120 void flushChanges(); 00121 void onNodeChange(); 00122 00123 GxScene(const GxScene&); 00124 GxScene& operator=(const GxScene&); 00125 00126 nub::soft_ref<Gfx::Canvas> itsCanvas; 00127 nub::ref<GxNode> itsDrawNode; 00128 nub::ref<GxNode> itsUndrawNode; 00129 bool isItVisible; 00130 00131 nub::ref<GxCamera> itsCamera; 00132 int itsWidth; 00133 int itsHeight; 00134 bool isItHolding; 00135 bool isItRefreshing; 00136 bool isItRefreshed; 00137 00138 const rutz::shared_ptr<nub::scheduler> itsScheduler; 00139 nub::timer itsTimer; 00140 00141 nub::ref<nub::slot0> slotNodeChanged; 00142 }; 00143 00144 static const char __attribute__((used)) vcid_groovx_gfx_gxscene_h_utc20050626084024[] = "$Id: gxscene.h 10065 2007-04-12 05:54:56Z rjpeters $ $HeadURL: file: 00145 #endif // !GROOVX_GFX_GXSCENE_H_UTC20050626084024_DEFINED