source/texlabelmanager.h

   1 /* This file is part of Shapes.
   2  *
   3  * Shapes is free software: you can redistribute it and/or modify
   4  * it under the terms of the GNU General Public License as published by
   5  * the Free Software Foundation, either version 3 of the License, or
   6  * any later version.
   7  *
   8  * Shapes is distributed in the hope that it will be useful,
   9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11  * GNU General Public License for more details.
  12  *
  13  * You should have received a copy of the GNU General Public License
  14  * along with Shapes.  If not, see <http://www.gnu.org/licenses/>.
  15  *
  16  * Copyright 2008 Henrik Tidefelt
  17  */
  18
  19 #pragma once
  20
  21 #include "SimplePDF_decls.h"
  22 #include "Shapes_Lang_decls.h"
  23 #include "Shapes_Kernel_decls.h"
  24
  25 #include "shapestypes.h"
  26
  27 #include <set>
  28 #include <string>
  29 #include <map>
  30 #include <iostream>
  31 #include <sstream>
  32
  33 namespace Shapes
  34 {
  35         namespace Kernel
  36         {
  37
  38         class TeXLabelManager
  39         {
  40         public:
  41                 class RequestLocation
  42                 {
  43                 public:
  44                         bool literal_;
  45                         Ast::SourceLocation loc_;
  46                         RequestLocation( bool literal, const Ast::SourceLocation & loc )
  47                                 : literal_( literal ), loc_( loc )
  48                         { }
  49                 };
  50         private:
  51                 std::set< std::string > allRequests;
  52                 std::map< std::string, RequestLocation > currentRequests;
  53
  54         public:
  55                 typedef std::map< std::string, RefCountPtr< const Lang::XObject > > MapType;
  56         private:
  57                 MapType availableLabels;
  58                 bool anyLabelMiss;
  59                 int loadCount;
  60
  61                 std::string inDir_; /* Absolute path.  Change to this directory before running pdfLaTeX! */
  62                 std::string tmpDir_; /* Absolute path.  Specify this as -output-directory when running pdfLaTeX! */
  63                 std::string texJobName_; /* This is the jobname without the directory part. */
  64
  65                 int jobNumber;
  66                 std::string stringWithJobNumber( const std::string & str, bool withDirectory = true ) const;
  67
  68                 std::string documentclass;
  69                 std::list< std::string > documentoptions;
  70                 bool lmodernT1;
  71                 bool utf8;
  72                 std::ostringstream preamble;
  73                 std::ostringstream documentTop;
  74
  75                 bool setupFinalized;
  76                 std::string setupCode;
  77                 std::string setupCodeHash;
  78
  79         public:
  80                 TeXLabelManager( );
  81                 ~TeXLabelManager( );
  82
  83                 void setup( const std::string & inDir, const std::string & tmpDir, const std::string & texJobName );
  84
  85                 void announce( const std::string & str, const Ast::SourceLocation & loc );
  86                 RefCountPtr< const Lang::Value > request( const std::string & str, const Ast::SourceLocation & loc, Kernel::PassedDyn dyn );
  87
  88                 void iterativeStartup( RefCountPtr< std::istream > labelsFile );
  89                 void iterativeFinish( const std::string & labelDBFilename );
  90
  91                 void setDocumentClass( const Ast::SourceLocation & loc, const char * str );
  92                 void addDocumentOption( const Ast::SourceLocation & loc, const char * str );
  93                 void setlmodernT1( const Ast::SourceLocation & loc, bool val );
  94                 void setutf8( const Ast::SourceLocation & loc, bool val );
  95                 void addPreambleLine( const Ast::SourceLocation & loc, const char * line );
  96                 void addDocumentTopLine( const Ast::SourceLocation & loc, const char * line );
  97
  98         private:
  99                 void assertNotSetupFinalized( const Ast::SourceLocation & loc ) const;
 100                 void processRequests( );
 101                 void loadLabels( RefCountPtr< std::istream > labelsFile );
 102                 static std::string safeSourceHash( const std::string & str );
 103                 void compileSetupCode( );
 104                 static bool isAllBlank( const char * str );
 105                 void assertBalanced( const std::string & str, const RequestLocation & loc ) const;
 106                 void parseTeXErrors( std::istream & interaction );
 107         };
 108
 109         }
 110 }