2 * \file math_macrotemplate.C
3 * This file is part of LyX, the document processor.
4 * Licence details can be found in the file COPYING.
8 * Full author contact details are available in file CREDITS.
13 #include "math_macrotemplate.h"
14 #include "math_mathmlstream.h"
15 #include "math_parser.h"
16 #include "frontends/Painter.h"
26 MathMacroTemplate::MathMacroTemplate()
27 : MathNestInset(2), numargs_(0), name_(), type_("newcommand")
31 MathMacroTemplate::MathMacroTemplate(string const & nm, int numargs,
32 string const & type, MathArray const & ar1, MathArray const & ar2)
33 : MathNestInset(2), numargs_(numargs), name_(nm), type_(type)
36 lyxerr << "MathMacroTemplate::MathMacroTemplate: wrong # of arguments: "
37 << numargs_ << std::endl;
44 MathMacroTemplate::MathMacroTemplate(std::istream & is)
45 : MathNestInset(2), numargs_(0), name_()
48 mathed_parse_cell(ar, is);
49 if (ar.size() != 1 || !ar[0]->asMacroTemplate()) {
50 lyxerr << "cannot read macro from '" << ar << "'" << endl;
53 operator=( *(ar[0]->asMacroTemplate()) );
57 auto_ptr<InsetBase> MathMacroTemplate::clone() const
59 //lyxerr << "cloning MacroTemplate!" << endl;
60 return auto_ptr<InsetBase>(new MathMacroTemplate(*this));
64 int MathMacroTemplate::numargs() const
70 void MathMacroTemplate::numargs(int numargs)
76 string MathMacroTemplate::name() const
82 void MathMacroTemplate::metrics(MetricsInfo & mi, Dimension & dim) const
84 lyxerr << "drawing template " << name() << ' ' << this << std::endl;
87 dim.wid = cell(0).width() + cell(1).width() + 10;
88 dim.asc = std::max(cell(0).ascent(), cell(1).ascent()) + 2;
89 dim.des = std::max(cell(0).descent(), cell(1).descent()) + 2;
94 void MathMacroTemplate::draw(PainterInfo & pi, int x, int y) const
96 int const w0 = cell(0).width();
97 int const w1 = cell(1).width();
98 cell(0).draw(pi, x + 2, y + 1);
99 pi.pain.rectangle(x, y - dim_.ascent() + 1, w0 + 4, dim_.height(),
101 cell(1).draw(pi, x + 8 + w0, y + 1);
102 pi.pain.rectangle(x + w0 + 6 , y - dim_.ascent() + 1, w1 + 4,
103 dim_.height(), LColor::mathline);
107 void MathMacroTemplate::write(WriteStream & os) const
109 if (type_ == "def") {
110 os << "\n\\def\\" << name_.c_str();
111 for (int i = 1; i <= numargs_; ++i)
114 // newcommand or renewcommand
115 os << "\n\\" << type_.c_str() << "{\\" << name_.c_str() << '}';
117 os << '[' << numargs_ << ']';
120 os << '{' << cell(0) << "}";
123 // writing .tex. done.
126 // writing .lyx, write special .tex export only if necessary
127 if (!cell(1).empty())
128 os << "\n{" << cell(1) << '}';