1 2 // Licensed under the Apache License, Version 2.0 (the "License"); 3 // you may not use this file except in compliance with the License. 4 // You may obtain a copy of the License at 5 // 6 // http://www.apache.org/licenses/LICENSE-2.0 7 // 8 // Unless required by applicable law or agreed to in writing, software 9 // distributed under the License is distributed on an "AS IS" BASIS, 10 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 11 // See the License for the specific language governing permissions and 12 // limitations under the License. 13 // 14 // Copyright 2005-2010 Google, Inc. 15 // Author: jpr (at) google.com (Jake Ratkiewicz) 16 17 #ifndef FST_SCRIPT_DRAW_H_ 18 #define FST_SCRIPT_DRAW_H_ 19 20 #include <fst/script/arg-packs.h> 21 #include <fst/script/fst-class.h> 22 #include <fst/script/draw-impl.h> 23 #include <iostream> 24 #include <fstream> 25 26 namespace fst { 27 namespace script { 28 29 // Note: it is safe to pass these strings as references because 30 // this struct is only used to pass them deeper in the call graph. 31 // Be sure you understand why this is so before using this struct 32 // for anything else! 33 struct FstDrawerArgs { 34 const FstClass &fst; 35 const SymbolTable *isyms; 36 const SymbolTable *osyms; 37 const SymbolTable *ssyms; 38 const bool accep; 39 const string& title; 40 const float width; 41 const float height; 42 const bool portrait; 43 const bool vertical; 44 const float ranksep; 45 const float nodesep; 46 const int fontsize; 47 const int precision; 48 const bool show_weight_one; 49 ostream *ostrm; 50 const string &dest; 51 52 FstDrawerArgs(const FstClass &fst, 53 const SymbolTable *isyms, 54 const SymbolTable *osyms, 55 const SymbolTable *ssyms, 56 bool accep, 57 const string &title, 58 float width, 59 float height, 60 bool portrait, 61 bool vertical, 62 float ranksep, 63 float nodesep, 64 int fontsize, 65 int precision, 66 bool show_weight_one, 67 ostream *ostrm, 68 const string &dest) : 69 fst(fst), isyms(isyms), osyms(osyms), ssyms(ssyms), accep(accep), 70 title(title), width(width), height(height), portrait(portrait), 71 vertical(vertical), ranksep(ranksep), nodesep(nodesep), 72 fontsize(fontsize), precision(precision), 73 show_weight_one(show_weight_one), ostrm(ostrm), dest(dest) { } 74 }; 75 76 77 template<class Arc> 78 void DrawFst(FstDrawerArgs *args) { 79 const Fst<Arc> &fst = *(args->fst.GetFst<Arc>()); 80 81 FstDrawer<Arc> fstdrawer(fst, args->isyms, args->osyms, args->ssyms, 82 args->accep, args->title, args->width, 83 args->height, args->portrait, 84 args->vertical, args->ranksep, 85 args->nodesep, args->fontsize, 86 args->precision, args->show_weight_one); 87 fstdrawer.Draw(args->ostrm, args->dest); 88 } 89 90 void DrawFst(const FstClass &fst, 91 const SymbolTable *isyms, 92 const SymbolTable *osyms, 93 const SymbolTable *ssyms, 94 bool accep, 95 const string &title, 96 float width, 97 float height, 98 bool portrait, 99 bool vertical, 100 float ranksep, 101 float nodesep, 102 int fontsize, 103 int precision, 104 bool show_weight_one, 105 ostream *ostrm, 106 const string &dest); 107 108 } // namespace script 109 } // namespace fst 110 111 112 113 #endif // FST_SCRIPT_DRAW_H_ 114