00001 /*======================================================================= 00002 * Copyright 1991-1996, Silicon Graphics, Inc. 00003 * ALL RIGHTS RESERVED 00004 * 00005 * UNPUBLISHED -- Rights reserved under the copyright laws of the United 00006 * States. Use of a copyright notice is precautionary only and does not 00007 * imply publication or disclosure. 00008 * 00009 * U.S. GOVERNMENT RESTRICTED RIGHTS LEGEND: 00010 * Use, duplication or disclosure by the Government is subject to restrictions 00011 * as set forth in FAR 52.227.19(c)(2) or subparagraph (c)(1)(ii) of the Rights 00012 * in Technical Data and Computer Software clause at DFARS 252.227-7013 and/or 00013 * in similar or successor clauses in the FAR, or the DOD or NASA FAR 00014 * Supplement. Contractor/manufacturer is Silicon Graphics, Inc., 00015 * 2011 N. Shoreline Blvd. Mountain View, CA 94039-7311. 00016 * 00017 * THE CONTENT OF THIS WORK CONTAINS CONFIDENTIAL AND PROPRIETARY 00018 * INFORMATION OF SILICON GRAPHICS, INC. ANY DUPLICATION, MODIFICATION, 00019 * DISTRIBUTION, OR DISCLOSURE IN ANY FORM, IN WHOLE, OR IN PART, IS STRICTLY 00020 * PROHIBITED WITHOUT THE PRIOR EXPRESS WRITTEN PERMISSION OF SILICON 00021 * GRAPHICS, INC. 00022 **=======================================================================*/ 00023 /*======================================================================= 00024 ** Author : Paul S. Strauss (MMM yyyy) 00025 ** Modified by : Nick Thompson (MMM yyyy) 00026 ** Modified by : Thad Beier (MMM yyyy) 00027 **=======================================================================*/ 00028 /*======================================================================= 00029 *** THE CONTENT OF THIS WORK IS PROPRIETARY TO FEI S.A.S, (FEI S.A.S.), *** 00030 *** AND IS DISTRIBUTED UNDER A LICENSE AGREEMENT. *** 00031 *** *** 00032 *** REPRODUCTION, DISCLOSURE, OR USE, IN WHOLE OR IN PART, OTHER THAN AS *** 00033 *** SPECIFIED IN THE LICENSE ARE NOT TO BE UNDERTAKEN EXCEPT WITH PRIOR *** 00034 *** WRITTEN AUTHORIZATION OF FEI S.A.S. *** 00035 *** *** 00036 *** RESTRICTED RIGHTS LEGEND *** 00037 *** USE, DUPLICATION, OR DISCLOSURE BY THE GOVERNMENT OF THE CONTENT OF THIS *** 00038 *** WORK OR RELATED DOCUMENTATION IS SUBJECT TO RESTRICTIONS AS SET FORTH IN *** 00039 *** SUBPARAGRAPH (C)(1) OF THE COMMERCIAL COMPUTER SOFTWARE RESTRICTED RIGHT *** 00040 *** CLAUSE AT FAR 52.227-19 OR SUBPARAGRAPH (C)(1)(II) OF THE RIGHTS IN *** 00041 *** TECHNICAL DATA AND COMPUTER SOFTWARE CLAUSE AT DFARS 52.227-7013. *** 00042 *** *** 00043 *** COPYRIGHT (C) 1996-2020 BY FEI S.A.S, *** 00044 *** BORDEAUX, FRANCE *** 00045 *** ALL RIGHTS RESERVED *** 00046 **=======================================================================*/ 00047 /*======================================================================= 00048 ** Modified by : VSG (MMM YYYY) 00049 **=======================================================================*/ 00050 00051 00052 #ifndef _SO_FONT_SIZE_ELEMENT 00053 #define _SO_FONT_SIZE_ELEMENT 00054 00055 #include <Inventor/SbString.h> 00056 #include <Inventor/elements/SoFloatElement.h> 00057 00070 SoEXTENDER_Documented class SoFontSizeElement : public SoFloatElement { 00071 00072 SO_ELEMENT_HEADER(SoFontSizeElement); 00073 00074 public: 00078 static void set(SoState *state, float size) 00079 { SoFloatElement::set(getClassTypeId(), getClassStackIndex(), state, size); } 00080 00081 #ifndef IV_STRICT 00082 00085 static void set(SoState *state, SoNode *, float size) 00086 { set(state, size); } 00087 #endif 00088 00092 static float get(SoState *state); 00093 00097 static float getDefault(); 00098 00102 virtual void push(SoState *state); 00103 00104 private: 00105 00107 virtual void init(SoState *state); 00108 00112 virtual SbBool matches(const SoElement* elt) const; 00113 00115 virtual SoElement* copyMatchInfo() const; 00116 00117 private: 00118 // Initializes class 00119 static void initClass(); 00120 static void exitClass(); 00121 00128 static void enablePolygonFontSizeScale(SoState* state); 00129 00130 /* retrieve if font size is scaled */ 00131 static bool isScaled(SoState *state); 00132 00134 static unsigned int getPolygonFontSize() 00135 { 00136 return s_polygonFontSize; 00137 } 00138 00139 private: 00140 virtual ~SoFontSizeElement(); 00141 00142 private: 00143 static float s_defaultFontSize; 00144 static bool s_isSet; 00145 00147 const static unsigned int s_polygonFontSize; 00148 00150 float m_scale; 00152 bool m_isScaled; 00153 }; 00154 00155 #endif /* _SO_FONT_SIZE_ELEMENT */ 00156 00157 00158