/***** * texfile.h * John Bowman 2003/03/14 * * Encapsulates the writing of commands to a TeX file. *****/ #ifndef TEXFILE_H #define TEXFILE_H #include #include #include #include "common.h" #include "pair.h" #include "bbox.h" #include "pen.h" #include "util.h" #include "interact.h" #include "path.h" #include "array.h" #include "psfile.h" #include "settings.h" #include "process.h" namespace camp { template void texdocumentclass(T& out, bool pipe=false) { if(settings::latex(settings::getSetting("tex")) && (pipe || !settings::getSetting("inlinetex"))) out << "\\documentclass[12pt]{article}" << newl; } template void texuserpreamble(T& out, mem::list& preamble=processData().TeXpreamble) { for(mem::list::iterator p=preamble.begin(); p != preamble.end(); ++p) out << stripblanklines(*p); } template void texfontencoding(T& out) { if(settings::latex(settings::getSetting("tex"))) { out << "\\makeatletter%" << newl << "\\let\\ASYencoding\\f@encoding%" << newl << "\\let\\ASYfamily\\f@family%" << newl << "\\let\\ASYseries\\f@series%" << newl << "\\let\\ASYshape\\f@shape%" << newl << "\\makeatother%" << newl; } } template void texpreamble(T& out, mem::list& preamble=processData().TeXpreamble, bool ASYalign=true, bool ASYbase=true) { texuserpreamble(out,preamble); string texengine=settings::getSetting("tex"); if(ASYbase) out << "\\newbox\\ASYbox" << newl << "\\newdimen\\ASYdimen" << newl << "\\long\\def\\ASYbase#1#2{\\leavevmode\\setbox\\ASYbox=\\hbox{#1}" << "\\ASYdimen=\\ht\\ASYbox%" << newl << "\\setbox\\ASYbox=\\hbox{#2}\\lower\\ASYdimen\\box\\ASYbox}" << newl; if(ASYalign) out << "\\long\\def\\ASYaligned(#1,#2)(#3,#4)#5#6#7{\\leavevmode%" << newl << "\\setbox\\ASYbox=\\hbox{#7}%" << newl << "\\setbox\\ASYbox\\hbox{\\ASYdimen=\\ht\\ASYbox%" << newl << "\\advance\\ASYdimen by\\dp\\ASYbox\\kern#3\\wd\\ASYbox" << "\\raise#4\\ASYdimen\\box\\ASYbox}%" << newl << settings::beginput(texengine) << "{#5\\wd\\ASYbox 0pt\\dp\\ASYbox 0pt\\ht\\ASYbox 0pt\\box\\ASYbox#6}" << settings::endput(texengine) << "}%" << newl << "\\long\\def\\ASYalignT(#1,#2)(#3,#4)#5#6{%" << newl << "\\ASYaligned(#1,#2)(#3,#4){%" << newl << settings::beginlabel(texengine) << "%" << newl << "}{%" << newl << settings::endlabel(texengine) << "%" << newl << "}{#6}}" << newl << "\\long\\def\\ASYalign(#1,#2)(#3,#4)#5{" << "\\ASYaligned(#1,#2)(#3,#4){}{}{#5}}" << newl << settings::rawpostscript(texengine) << newl; } template void texdefines(T& out, mem::list& preamble=processData().TeXpreamble, bool pipe=false) { if(pipe || !settings::getSetting("inlinetex")) texpreamble(out,preamble,!pipe); if(pipe) { // Make tex pipe aware of a previously generated aux file. string name=auxname(settings::outname(),"aux"); std::ifstream fin(name.c_str()); if(fin) { std::ofstream fout("texput.aux"); string s; while(getline(fin,s)) fout << s << endl; } } texfontencoding(out); string texengine=settings::getSetting("tex"); if(settings::latex(texengine)) { if(pipe || !settings::getSetting("inlinetex")) { out << "\\usepackage{graphicx}" << newl; if(!pipe) out << "\\usepackage{color}" << newl; } if(pipe) out << "\\begin{document}" << newl; } else if(settings::context(texengine)) { if(!pipe && !settings::getSetting("inlinetex")) out << "\\usemodule[pictex]" << newl; } else { out << "\\input graphicx" << newl; if(!pipe) out << "\\input picture" << newl; } } template bool setlatexfont(T& out, const pen& p, const pen& lastpen) { if(p.size() != lastpen.size() || p.Lineskip() != lastpen.Lineskip()) { out << "\\fontsize{" << p.size()*ps2tex << "}{" << p.Lineskip()*ps2tex << "}\\selectfont\n"; return true; } return false; } template bool settexfont(T& out, const pen& p, const pen& lastpen, bool latex) { string font=p.Font(); if(font != lastpen.Font() || (!latex && p.size() != lastpen.size())) { out << font << "%" << newl; return true; } return false; } class texfile : public psfile { bbox box; bool inlinetex; double Hoffset; public: string texengine; texfile(const string& texname, const bbox& box, bool pipe=false); ~texfile(); void prologue(); void epilogue(bool pipe=false); void setlatexcolor(pen p); void setpen(pen p); void setfont(pen p); void gsave(); void grestore(); void beginspecial(); void endspecial(); void beginraw(); void endraw(); void writepair(pair z) { *out << z; } void miniprologue(); void writeshifted(path p, bool newPath=true); double hoffset() {return Hoffset;} // Draws label transformed by T at position z. void put(const string& label, const transform& T, const pair& z, const pair& Align); void beginlayer(const string& psname, bool postscript); void endlayer(); }; } //namespace camp #endif