1f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson 2f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson// Licensed under the Apache License, Version 2.0 (the "License"); 3f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson// you may not use this file except in compliance with the License. 4f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson// You may obtain a copy of the License at 5f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson// 6f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson// http://www.apache.org/licenses/LICENSE-2.0 7f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson// 8f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson// Unless required by applicable law or agreed to in writing, software 9f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson// distributed under the License is distributed on an "AS IS" BASIS, 10f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 11f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson// See the License for the specific language governing permissions and 12f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson// limitations under the License. 13f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson// 14f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson// Copyright 2005-2010 Google, Inc. 15f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson// Author: jpr@google.com (Jake Ratkiewicz) 16f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson 17f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson#ifndef FST_SCRIPT_PRINT_H_ 18f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson#define FST_SCRIPT_PRINT_H_ 19f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson 20f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson#include <fst/script/arg-packs.h> 21f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson#include <fst/script/fst-class.h> 22f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson#include <fst/script/print-impl.h> 23f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson 24f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodsonnamespace fst { 25f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodsonnamespace script { 26f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson 27f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson// Note: it is safe to pass these strings as references because 28f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson// this struct is only used to pass them deeper in the call graph. 29f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson// Be sure you understand why this is so before using this struct 30f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson// for anything else! 31f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodsonstruct FstPrinterArgs { 32f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson const FstClass &fst; 33f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson const SymbolTable *isyms; 34f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson const SymbolTable *osyms; 35f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson const SymbolTable *ssyms; 36f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson const bool accept; 37f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson const bool show_weight_one; 38f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson ostream *ostrm; 39f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson const string &dest; 40f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson 41f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson FstPrinterArgs(const FstClass &fst, 42f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson const SymbolTable *isyms, 43f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson const SymbolTable *osyms, 44f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson const SymbolTable *ssyms, 45f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson bool accept, 46f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson bool show_weight_one, 47f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson ostream *ostrm, 48f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson const string &dest) : 49f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson fst(fst), isyms(isyms), osyms(osyms), ssyms(ssyms), accept(accept), 50f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson show_weight_one(show_weight_one), ostrm(ostrm), dest(dest) { } 51f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson}; 52f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson 53f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodsontemplate<class Arc> 54f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodsonvoid PrintFst(FstPrinterArgs *args) { 55f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson const Fst<Arc> &fst = *(args->fst.GetFst<Arc>()); 56f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson 57f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson fst::FstPrinter<Arc> fstprinter(fst, args->isyms, args->osyms, 58f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson args->ssyms, args->accept, 59f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson args->show_weight_one); 60f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson fstprinter.Print(args->ostrm, args->dest); 61f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson} 62f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson 63f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodsonvoid PrintFst(const FstClass &fst, ostream &ostrm, const string &dest, 64f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson const SymbolTable *isyms, 65f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson const SymbolTable *osyms, 66f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson const SymbolTable *ssyms, 67f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson bool accept, bool show_weight_one); 68f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson 69f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson 70f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson// Below are two printing methods with useful defaults for a few of 71f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson// the fst printer arguments. 72f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodsontemplate <class Arc> 73f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodsonvoid PrintFst(const Fst<Arc> &fst, ostream &os, const string dest = "", 74f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson const SymbolTable *isyms = NULL, 75f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson const SymbolTable *osyms = NULL, 76f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson const SymbolTable *ssyms = NULL) { 77f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson fst::FstPrinter<Arc> fstprinter(fst, isyms, osyms, ssyms, true, true); 78f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson fstprinter.Print(&os, dest); 79f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson} 80f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson 81f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson} // namespace script 82f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson} // namespace fst 83f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson 84f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson 85f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson 86f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson#endif // FST_SCRIPT_PRINT_H_ 87