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@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#include <sstream> 26 27namespace fst { 28namespace script { 29 30// Note: it is safe to pass these strings as references because 31// this struct is only used to pass them deeper in the call graph. 32// Be sure you understand why this is so before using this struct 33// for anything else! 34struct FstDrawerArgs { 35 const FstClass &fst; 36 const SymbolTable *isyms; 37 const SymbolTable *osyms; 38 const SymbolTable *ssyms; 39 const bool accep; 40 const string& title; 41 const float width; 42 const float height; 43 const bool portrait; 44 const bool vertical; 45 const float ranksep; 46 const float nodesep; 47 const int fontsize; 48 const int precision; 49 const bool show_weight_one; 50 ostream *ostrm; 51 const string &dest; 52 53 FstDrawerArgs(const FstClass &fst, 54 const SymbolTable *isyms, 55 const SymbolTable *osyms, 56 const SymbolTable *ssyms, 57 bool accep, 58 const string &title, 59 float width, 60 float height, 61 bool portrait, 62 bool vertical, 63 float ranksep, 64 float nodesep, 65 int fontsize, 66 int precision, 67 bool show_weight_one, 68 ostream *ostrm, 69 const string &dest) : 70 fst(fst), isyms(isyms), osyms(osyms), ssyms(ssyms), accep(accep), 71 title(title), width(width), height(height), portrait(portrait), 72 vertical(vertical), ranksep(ranksep), nodesep(nodesep), 73 fontsize(fontsize), precision(precision), 74 show_weight_one(show_weight_one), ostrm(ostrm), dest(dest) { } 75}; 76 77 78template<class Arc> 79void DrawFst(FstDrawerArgs *args) { 80 const Fst<Arc> &fst = *(args->fst.GetFst<Arc>()); 81 82 FstDrawer<Arc> fstdrawer(fst, args->isyms, args->osyms, args->ssyms, 83 args->accep, args->title, args->width, 84 args->height, args->portrait, 85 args->vertical, args->ranksep, 86 args->nodesep, args->fontsize, 87 args->precision, args->show_weight_one); 88 fstdrawer.Draw(args->ostrm, args->dest); 89} 90 91void DrawFst(const FstClass &fst, 92 const SymbolTable *isyms, 93 const SymbolTable *osyms, 94 const SymbolTable *ssyms, 95 bool accep, 96 const string &title, 97 float width, 98 float height, 99 bool portrait, 100 bool vertical, 101 float ranksep, 102 float nodesep, 103 int fontsize, 104 int precision, 105 bool show_weight_one, 106 ostream *ostrm, 107 const string &dest); 108 109} // namespace script 110} // namespace fst 111 112 113 114#endif // FST_SCRIPT_DRAW_H_ 115