lyx_mirror/src/frontends/qt4/GuiMath.cpp

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/**
* \file GuiMath.cpp
* This file is part of LyX, the document processor.
* Licence details can be found in the file COPYING.
*
* \author Angus Leeming
*
* Full author contact details are available in file CREDITS.
*/
#include <config.h>
#include "GuiMath.h"
#include "debug.h"
#include "FuncRequest.h"
using std::string;
using std::map;
namespace lyx {
namespace frontend {
GuiMath::GuiMath(LyXView & lv, std::string const & name)
: GuiDialog(lv, name)
{
// FIXME: Ideally, those unicode codepoints would be defined
// in "lib/symbols". Unfortunately, some of those are already
// defined with non-unicode ids for use within mathed.
// FIXME 2: We should fill-in this map with the parsed "symbols"
// file done in MathFactory.cpp.
math_symbols_["("] = MathSymbol('(');
math_symbols_[")"] = MathSymbol(')');
math_symbols_["{"] = MathSymbol('{');
math_symbols_["}"] = MathSymbol('}');
math_symbols_["["] = MathSymbol('[');
math_symbols_["]"] = MathSymbol(']');
math_symbols_["|"] = MathSymbol('|');
math_symbols_["/"] = MathSymbol('/', 54, CMSY_FAMILY);
math_symbols_["backslash"] = MathSymbol('\\', 110, CMSY_FAMILY);
math_symbols_["lceil"] = MathSymbol(0x2308, 100, CMSY_FAMILY);
math_symbols_["rceil"] = MathSymbol(0x2309, 101, CMSY_FAMILY);
math_symbols_["lfloor"] = MathSymbol(0x230A, 98, CMSY_FAMILY);
math_symbols_["rfloor"] = MathSymbol(0x230B, 99, CMSY_FAMILY);
math_symbols_["langle"] = MathSymbol(0x2329, 104, CMSY_FAMILY);
math_symbols_["rangle"] = MathSymbol(0x232A, 105, CMSY_FAMILY);
math_symbols_["uparrow"] = MathSymbol(0x2191, 34, CMSY_FAMILY);
math_symbols_["Uparrow"] = MathSymbol(0x21D1, 42, CMSY_FAMILY);
math_symbols_["updownarrow"] = MathSymbol(0x2195, 108, CMSY_FAMILY);
math_symbols_["Updownarrow"] = MathSymbol(0x21D5, 109, CMSY_FAMILY);
math_symbols_["downarrow"] = MathSymbol(0x2193, 35, CMSY_FAMILY);
math_symbols_["Downarrow"] = MathSymbol(0x21D3, 43, CMSY_FAMILY);
math_symbols_["downdownarrows"] = MathSymbol(0x21CA, 184, MSA_FAMILY);
math_symbols_["downharpoonleft"] = MathSymbol(0x21C3, 188, MSA_FAMILY);
math_symbols_["downharpoonright"] = MathSymbol(0x21C2, 186, MSA_FAMILY);
math_symbols_["vert"] = MathSymbol(0x007C, 106, CMSY_FAMILY);
math_symbols_["Vert"] = MathSymbol(0x2016, 107, CMSY_FAMILY);
std::map<string, MathSymbol>::const_iterator it = math_symbols_.begin();
std::map<string, MathSymbol>::const_iterator end = math_symbols_.end();
for (; it != end; ++it)
tex_names_[it->second.unicode] = it->first;
}
void GuiMath::dispatchFunc(kb_action action, string const & arg) const
{
dispatch(FuncRequest(action, arg));
}
void GuiMath::dispatchInsert(string const & name) const
{
dispatchFunc(LFUN_MATH_INSERT, '\\' + name);
}
void GuiMath::dispatchSubscript() const
{
dispatchFunc(LFUN_MATH_INSERT, "_");
}
void GuiMath::dispatchSuperscript() const
{
dispatchFunc(LFUN_MATH_INSERT, "^");
}
void GuiMath::dispatchCubeRoot() const
{
dispatchFunc(LFUN_MATH_INSERT, "\\root");
dispatchFunc(LFUN_SELF_INSERT, "3");
dispatchFunc(LFUN_CHAR_FORWARD);
}
void GuiMath::dispatchMatrix(string const & str) const
{
dispatchFunc(LFUN_MATH_MATRIX, str);
}
void GuiMath::dispatchDelim(string const & str) const
{
dispatchFunc(LFUN_MATH_DELIM, str);
}
void GuiMath::dispatchBigDelim(string const & str) const
{
dispatchFunc(LFUN_MATH_BIGDELIM, str);
}
void GuiMath::dispatchToggleDisplay() const
{
dispatchFunc(LFUN_MATH_DISPLAY);
}
void GuiMath::showDialog(string const & name) const
{
dispatchFunc(LFUN_DIALOG_SHOW, name);
}
MathSymbol const & GuiMath::mathSymbol(string tex_name) const
{
map<string, MathSymbol>::const_iterator it =
math_symbols_.find(tex_name);
static MathSymbol unknown_symbol;
if (it == math_symbols_.end())
return unknown_symbol;
return it->second;
}
std::string const & GuiMath::texName(char_type math_symbol) const
{
map<char_type, string>::const_iterator it =
tex_names_.find(math_symbol);
static string empty_string;
if (it == tex_names_.end())
return empty_string;
return it->second;
}
} // namespace frontend
} // namespace lyx