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Main Page Class Hierarchy Alphabetical List Compound List File List Compound Members
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00001 /******************************************************************************** 00002 * * 00003 * O p e n G L O b j e c t * 00004 * * 00005 ********************************************************************************* 00006 * Copyright (C) 1998,2009 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: FXGLObject.h,v 1.39 2009/01/06 13:07:24 fox Exp $ * 00022 ********************************************************************************/ 00023 #ifndef FXGLOBJECT_H 00024 #define FXGLOBJECT_H 00025 00026 #ifndef FXOBJECT_H 00027 #include "FXObject.h" 00028 #endif 00029 00030 namespace FX { 00031 00032 00033 class FXGLViewer; 00034 class FXGLObject; 00035 00036 00037 00038 /// Basic OpenGL object 00039 class FXAPI FXGLObject : public FXObject { 00040 FXDECLARE(FXGLObject) 00041 public: 00042 enum { 00043 ID_LAST=10000 // Leaving ample room for FXGLViewer subclasses 00044 }; 00045 public: 00046 00047 /// Constructors 00048 FXGLObject(){} 00049 00050 /// Copy constructor 00051 FXGLObject(const FXGLObject& orig):FXObject(orig){} 00052 00053 /// Called by the viewer to get bounds for this object 00054 virtual void bounds(FXRangef& box); 00055 00056 /// Draw this object in a viewer 00057 virtual void draw(FXGLViewer* viewer); 00058 00059 /// Draw this object for hit-testing purposes 00060 virtual void hit(FXGLViewer* viewer); 00061 00062 /// Copy this object 00063 virtual FXGLObject* copy(); 00064 00065 /// Identify sub-object given path 00066 virtual FXGLObject* identify(FXuint* path); 00067 00068 /// Return true if this object can be dragged around 00069 virtual FXbool canDrag() const; 00070 00071 /// Return true if this object can be deleted from the scene 00072 virtual FXbool canDelete() const; 00073 00074 /// Drag this object from one position to another 00075 virtual FXbool drag(FXGLViewer* viewer,FXint fx,FXint fy,FXint tx,FXint ty); 00076 00077 /// Destructor 00078 virtual ~FXGLObject(){} 00079 }; 00080 00081 00082 /// Explicit template specialization 00083 //extern template class FXAPI FXObjectListOf<FXGLObject>; 00084 00085 00086 /// List of GL objects 00087 typedef FXObjectListOf<FXGLObject> FXGLObjectList; 00088 00089 00090 /// Group object 00091 class FXAPI FXGLGroup : public FXGLObject { 00092 FXDECLARE(FXGLGroup) 00093 protected: 00094 FXGLObjectList list; // List of all objects 00095 public: 00096 00097 /// Constructor 00098 FXGLGroup(){ } 00099 00100 /// Copy constructor 00101 FXGLGroup(const FXGLGroup& orig):FXGLObject(orig),list(orig.list){ } 00102 00103 /// Return list of childern 00104 FXGLObjectList& getList(){ return list; } 00105 00106 /// Return bounding box 00107 virtual void bounds(FXRangef& box); 00108 00109 /// Draw into viewer 00110 virtual void draw(FXGLViewer* viewer); 00111 00112 /// Hit in viewer 00113 virtual void hit(FXGLViewer* viewer); 00114 00115 /// Copy this object 00116 virtual FXGLObject* copy(); 00117 00118 /// Identify object by means of path 00119 virtual FXGLObject* identify(FXuint* path); 00120 00121 /// Return true if group can be dragged 00122 virtual FXbool canDrag() const; 00123 00124 /// Drag group object 00125 virtual FXbool drag(FXGLViewer* viewer,FXint fx,FXint fy,FXint tx,FXint ty); 00126 00127 /// Return number of children 00128 FXint no() const { return list.no(); } 00129 00130 /// Child at position 00131 FXGLObject* child(FXint pos) const { return list[pos]; } 00132 00133 /// Insert child object at given position 00134 void insert(FXint pos,FXGLObject* obj){ list.insert(pos,obj); } 00135 00136 /// Prepend child object 00137 void prepend(FXGLObject* obj){ list.prepend(obj); } 00138 00139 /// Append child object 00140 void append(FXGLObject* obj){ list.append(obj); } 00141 00142 /// Replace child object 00143 void replace(FXint pos,FXGLObject* obj){ list.replace(pos,obj); } 00144 00145 /// Remove child object 00146 void remove(FXGLObject* obj){ list.remove(obj); } 00147 00148 /// Remove child object at given position 00149 void erase(FXint pos){ list.erase(pos); } 00150 00151 /// Remove all children 00152 void clear(){ list.clear(); } 00153 00154 /// Stream save and load 00155 virtual void save(FXStream& store) const; 00156 virtual void load(FXStream& store); 00157 00158 /// Destructor 00159 virtual ~FXGLGroup(); 00160 }; 00161 00162 00163 /// OpenGL Point Object 00164 class FXAPI FXGLPoint : public FXGLObject { 00165 FXDECLARE(FXGLPoint) 00166 public: 00167 FXVec3f pos; 00168 public: 00169 00170 /// Default constructor 00171 FXGLPoint(); 00172 00173 /// Copy constructor 00174 FXGLPoint(const FXGLPoint& orig); 00175 00176 /// Construct with specified coordinates 00177 FXGLPoint(FXfloat x,FXfloat y,FXfloat z); 00178 00179 /// Copy this object 00180 virtual FXGLObject* copy(); 00181 00182 /// Called by the viewer to get bounds for this object 00183 virtual void bounds(FXRangef& box); 00184 00185 /// Draw this object in a viewer 00186 virtual void draw(FXGLViewer* viewer); 00187 00188 /// Draw this object for hit-testing purposes 00189 virtual void hit(FXGLViewer* viewer); 00190 00191 /// Save to a stream 00192 virtual void save(FXStream& store) const; 00193 00194 /// Load from a stream 00195 virtual void load(FXStream& store); 00196 }; 00197 00198 00199 /// OpenGL Line Object 00200 class FXAPI FXGLLine : public FXGLObject { 00201 FXDECLARE(FXGLLine) 00202 public: 00203 FXGLPoint fm,to; 00204 public: 00205 00206 /// Default constructor 00207 FXGLLine(); 00208 00209 /// Copy constructor 00210 FXGLLine(const FXGLLine& orig); 00211 00212 /// Construct with specified endpoints 00213 FXGLLine(FXfloat fx,FXfloat fy,FXfloat fz,FXfloat tx,FXfloat ty,FXfloat tz); 00214 00215 /// Called by the viewer to get bounds for this object 00216 virtual void bounds(FXRangef& box); 00217 00218 /// Draw this object in a viewer 00219 virtual void draw(FXGLViewer* viewer); 00220 00221 /// Copy this object 00222 virtual FXGLObject* copy(); 00223 00224 /// Draw this object for hit-testing purposes 00225 virtual void hit(FXGLViewer* viewer); 00226 00227 /// Save to a stream 00228 virtual void save(FXStream& store) const; 00229 00230 /// Load from a stream 00231 virtual void load(FXStream& store); 00232 }; 00233 00234 } 00235 00236 #endif 00237
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