Open Inventor Reference
|
00001 /* 00002 * 00003 * Copyright (C) 2000 Silicon Graphics, Inc. All Rights Reserved. 00004 * 00005 * This library is free software; you can redistribute it and/or 00006 * modify it under the terms of the GNU Lesser General Public 00007 * License as published by the Free Software Foundation; either 00008 * version 2.1 of the License, or (at your option) any later version. 00009 * 00010 * This library is distributed in the hope that it will be useful, 00011 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00012 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00013 * Lesser General Public License for more details. 00014 * 00015 * Further, this software is distributed without any warranty that it is 00016 * free of the rightful claim of any third person regarding infringement 00017 * or the like. Any license provided herein, whether implied or 00018 * otherwise, applies only to this software file. Patent licenses, if 00019 * any, provided herein do not apply to combinations of this program with 00020 * other software, or any other product whatsoever. 00021 * 00022 * You should have received a copy of the GNU Lesser General Public 00023 * License along with this library; if not, write to the Free Software 00024 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 00025 * 00026 * Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy, 00027 * Mountain View, CA 94043, or: 00028 * 00029 * http://www.sgi.com 00030 * 00031 * For further information regarding this notice, see: 00032 * 00033 * http://oss.sgi.com/projects/GenInfo/NoticeExplan/ 00034 * 00035 */ 00036 00037 00038 /* 00039 * Copyright (C) 1990,91 Silicon Graphics, Inc. 00040 * 00041 _______________________________________________________________________ 00042 ______________ S I L I C O N G R A P H I C S I N C . ____________ 00043 | 00044 | $Revision: 1.1.1.1 $ 00045 | 00046 | Description: 00047 | This file defines the abstract SoEXTENDER SoFloatElement class. 00048 | This is a base class used to make the library smaller by 00049 | sharing code. 00050 | 00051 | Classes: 00052 | SoFloatElement 00053 | 00054 | Author(s) : Gavin Bell 00055 | 00056 ______________ S I L I C O N G R A P H I C S I N C . ____________ 00057 _______________________________________________________________________ 00058 */ 00059 00060 #ifndef _SO_FLOAT_ELEMENT 00061 #define _SO_FLOAT_ELEMENT 00062 00063 00073 00074 #include <Inventor/elements/SoSubElement.h> 00075 00076 SoEXTENDER class INVENTOR_API SoFloatElement : public SoElement { 00077 00078 SO_ELEMENT_ABSTRACT_HEADER(SoFloatElement); 00079 00080 public: 00082 virtual SbBool matches(const SoElement *elt) const; 00083 00085 virtual SoElement *copyMatchInfo() const; 00086 00088 virtual void print(FILE *fp) const; 00089 00090 SoINTERNAL public: 00092 static void initClass(); 00093 00094 protected: 00099 static void set(int stackIndex, SoState *state, float value); 00100 00103 virtual void setElt(float value); 00104 00107 00108 static float get(int stackIndex, SoState *state) 00109 {return ((const SoFloatElement *) 00110 getConstElement(state, stackIndex))->data;} 00111 00113 float data; 00114 00116 virtual ~SoFloatElement(); 00117 }; 00118 00119 #endif /* _SO_FLOAT_ELEMENT */