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00002 * Copyright 1991-1996, Silicon Graphics, Inc. 00003 * ALL RIGHTS RESERVED 00004 * 00005 * UNPUBLISHED -- Rights reserved under the copyright laws of the United 00006 * States.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 : SGI (MMM YYYY) 00025 **=======================================================================*/ 00026 /*======================================================================= 00027 *** THE CONTENT OF THIS WORK IS PROPRIETARY TO FEI S.A.S, (FEI S.A.S.), *** 00028 *** AND IS DISTRIBUTED UNDER A LICENSE AGREEMENT. *** 00029 *** *** 00030 *** REPRODUCTION, DISCLOSURE, OR USE, IN WHOLE OR IN PART, OTHER THAN AS *** 00031 *** SPECIFIED IN THE LICENSE ARE NOT TO BE UNDERTAKEN EXCEPT WITH PRIOR *** 00032 *** WRITTEN AUTHORIZATION OF FEI S.A.S. *** 00033 *** *** 00034 *** RESTRICTED RIGHTS LEGEND *** 00035 *** USE, DUPLICATION, OR DISCLOSURE BY THE GOVERNMENT OF THE CONTENT OF THIS *** 00036 *** WORK OR RELATED DOCUMENTATION IS SUBJECT TO RESTRICTIONS AS SET FORTH IN *** 00037 *** SUBPARAGRAPH (C)(1) OF THE COMMERCIAL COMPUTER SOFTWARE RESTRICTED RIGHT *** 00038 *** CLAUSE AT FAR 52.227-19 OR SUBPARAGRAPH (C)(1)(II) OF THE RIGHTS IN *** 00039 *** TECHNICAL DATA AND COMPUTER SOFTWARE CLAUSE AT DFARS 52.227-7013. *** 00040 *** *** 00041 *** COPYRIGHT (C) 1996-2020 BY FEI S.A.S, *** 00042 *** BORDEAUX, FRANCE *** 00043 *** ALL RIGHTS RESERVED *** 00044 **=======================================================================*/ 00045 /*======================================================================= 00046 ** Modified by : Nicolas DAGUISE (Oct 2004) 00047 **=======================================================================*/ 00048 00049 00050 #ifndef _SO_ASCII_TEXT_ 00051 #define _SO_ASCII_TEXT_ 00052 00053 #include <Inventor/fields/SoSFEnum.h> 00054 #include <Inventor/fields/SoSFFloat.h> 00055 #include <Inventor/fields/SoMFFloat.h> 00056 #include <Inventor/fields/SoMFString.h> 00057 #include <Inventor/fields/SoMFVec3f.h> 00058 #include <Inventor/fields/SoSFNode.h> 00059 #include <Inventor/nodes/SoShape.h> 00060 #include <Inventor/STL/map> 00061 00062 class SoFontServer; 00063 class TextBBoxCache; 00064 class SbBox3f; 00065 class SoText3; 00066 00128 class SoAsciiText : public SoShape { 00129 00130 SO_NODE_HEADER(SoAsciiText); 00131 00132 public: 00133 enum Justification { // Justification types 00137 LEFT = 0x01, 00141 CENTER = 0x03, 00145 RIGHT = 0x02, 00149 INHERITED = 0x04 00150 }; 00151 00152 // Fields 00157 SoMFString string; 00158 00165 SoSFFloat spacing; 00166 00175 SoSFEnum justification; 00176 00182 SoMFFloat width; 00183 00187 SoAsciiText(); 00188 00189 private: 00190 00203 SbBox3f getCharacterBounds(SoState *state, int stringIndex, int charIndex); 00204 00205 virtual void GLRender(SoGLRenderAction *action); 00206 virtual void rayPick(SoRayPickAction *action); 00207 virtual void getPrimitiveCount(SoGetPrimitiveCountAction *action); 00208 00212 virtual void computeBBox(SoAction *action, SbBox3f &box, SbVec3f ¢er); 00213 00214 private: 00215 static void initClass(); 00216 static void exitClass(); 00217 00218 SoSFNode m_text3Rep; 00219 00220 private: 00221 00225 virtual void generatePrimitives(SoAction *); 00226 00230 virtual ~SoAsciiText(); 00231 00237 virtual SbBool shouldGLRender(SoGLRenderAction *action, SbBool isPointsOrLines = FALSE); 00238 00239 private: 00240 00241 SbVec2f getStringOffset(SoState* state, int line, float& pAdd); 00242 }; 00243 00244 #endif // _SO_ASCII_TEXT_ 00245 00246 00247 00248 00249