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 "MathMacroTemplate.h"
14 #include "MathStream.h"
15 #include "MathParser.h"
16 #include "MathSupport.h"
25 #include "frontends/FontMetrics.h"
26 #include "frontends/Painter.h"
28 #include "support/lstrings.h"
33 using support::bformat;
39 MathMacroTemplate::MathMacroTemplate()
40 : InsetMathNest(2), numargs_(0), name_(), type_(from_ascii("newcommand"))
46 MathMacroTemplate::MathMacroTemplate(docstring const & name, int numargs,
47 docstring const & type, MathData const & ar1, MathData const & ar2)
48 : InsetMathNest(2), numargs_(numargs), name_(name), type_(type)
53 lyxerr << "MathMacroTemplate::MathMacroTemplate: wrong # of arguments: "
54 << numargs_ << std::endl;
60 MathMacroTemplate::MathMacroTemplate(docstring const & str)
61 : InsetMathNest(2), numargs_(0), name_()
66 mathed_parse_cell(ar, str);
67 if (ar.size() != 1 || !ar[0]->asMacroTemplate()) {
68 lyxerr << "Cannot read macro from '" << ar << "'" << endl;
71 operator=( *(ar[0]->asMacroTemplate()) );
75 Inset * MathMacroTemplate::clone() const
77 return new MathMacroTemplate(*this);
81 void MathMacroTemplate::edit(Cursor & cur, bool)
83 //lyxerr << "MathMacroTemplate: edit left/right" << endl;
88 int MathMacroTemplate::numargs() const
94 void MathMacroTemplate::numargs(int numargs)
100 docstring MathMacroTemplate::name() const
106 docstring MathMacroTemplate::prefix() const
108 return bformat(_(" Macro: %1$s: "), name_);
112 void MathMacroTemplate::metrics(MetricsInfo & mi, Dimension & dim) const
114 bool lockMacro = MacroTable::globalMacros().has(name_);
116 MacroTable::globalMacros().get(name_).lock();
119 cell(0).metrics(mi, dim0);
121 cell(1).metrics(mi, dim1);
122 docstring dp = prefix();
123 dim.wid = dim0.width() + dim1.width() + 20
124 + theFontMetrics(mi.base.font).width(dp);
125 dim.asc = std::max(dim0.ascent(), dim1.ascent()) + 7;
126 dim.des = std::max(dim0.descent(), dim1.descent()) + 7;
129 MacroTable::globalMacros().get(name_).unlock();
131 // Cache the inset dimension.
132 setDimCache(mi, dim);
136 void MathMacroTemplate::draw(PainterInfo & p, int x, int y) const
138 bool lockMacro = MacroTable::globalMacros().has(name_);
140 MacroTable::globalMacros().get(name_).lock();
142 setPosCache(p, x, y);
144 Dimension const dim = dimension(*p.base.bv);
147 Font font = p.base.font;
148 font.setColor(Color::math);
150 PainterInfo pi(p.base.bv, p.pain);
151 pi.base.style = LM_ST_TEXT;
154 int const a = y - dim.asc + 1;
155 int const w = dim.wid - 2;
156 int const h = dim.height() - 2;
158 // Color::mathbg used to be "AntiqueWhite" but is "linen" now, too
159 // the next line would overwrite the selection!
160 //pi.pain.fillRectangle(x, a, w, h, Color::mathmacrobg);
161 pi.pain.rectangle(x, a, w, h, Color::mathframe);
165 Cursor & cur = p.base.bv->cursor();
166 if (cur.isInside(this))
167 cur.drawSelection(pi);
169 docstring dp = prefix();
170 pi.pain.text(x + 2, y, dp, font);
171 // FIXME: Painter text should retain the drawn text width
172 x += theFontMetrics(font).width(dp) + 6;
174 int const w0 = cell(0).dimension(*pi.base.bv).width();
175 int const w1 = cell(1).dimension(*pi.base.bv).width();
176 cell(0).draw(pi, x + 2, y + 1);
177 pi.pain.rectangle(x, y - dim.ascent() + 3,
178 w0 + 4, dim.height() - 6, Color::mathline);
179 cell(1).draw(pi, x + 8 + w0, y + 1);
180 pi.pain.rectangle(x + w0 + 6, y - dim.ascent() + 3,
181 w1 + 4, dim.height() - 6, Color::mathline);
184 MacroTable::globalMacros().get(name_).unlock();
188 void MathMacroTemplate::read(Buffer const &, Lexer & lex)
191 mathed_parse_cell(ar, lex.getStream());
192 if (ar.size() != 1 || !ar[0]->asMacroTemplate()) {
193 lyxerr << "Cannot read macro from '" << ar << "'" << endl;
194 lyxerr << "Read: " << to_utf8(asString(ar)) << endl;
197 operator=( *(ar[0]->asMacroTemplate()) );
201 void MathMacroTemplate::write(Buffer const &, std::ostream & os) const
203 odocstringstream oss;
204 WriteStream wi(oss, false, false);
205 oss << "FormulaMacro\n";
207 os << to_utf8(oss.str());
211 void MathMacroTemplate::write(WriteStream & os) const
213 if (type_ == "def") {
214 os << "\\def\\" << name_.c_str();
215 for (int i = 1; i <= numargs_; ++i)
218 // newcommand or renewcommand
219 os << "\\" << type_.c_str() << "{\\" << name_.c_str() << '}';
221 os << '[' << numargs_ << ']';
224 os << '{' << cell(0) << "}";
227 // writing .tex. done.
230 // writing .lyx, write special .tex export only if necessary
231 if (!cell(1).empty())
232 os << "\n{" << cell(1) << '}';
237 int MathMacroTemplate::plaintext(Buffer const & buf, odocstream & os,
238 OutputParams const &) const
240 static docstring const str = '[' + buf.B_("math macro") + ']';
247 MacroData MathMacroTemplate::asMacroData() const
249 return MacroData(asString(cell(0)), numargs(), asString(cell(1)), std::string());