src/mathed/InsetMathKern.cpp

   1 /**
   2  * \file InsetMathKern.cpp
   3  * This file is part of LyX, the document processor.
   4  * Licence details can be found in the file COPYING.
   5  *
   6  * \author André Pönitz
   7  *
   8  * Full author contact details are available in file CREDITS.
   9  */
  10
  11 #include <config.h>
  12
  13 #include "InsetMathKern.h"
  14 #include "MathStream.h"
  15 #include "MathStream.h"
  16 #include "MathSupport.h"
  17 #include "Dimension.h"
  18
  19 #include "support/docstring.h"
  20
  21 namespace lyx {
  22
  23 InsetMathKern::InsetMathKern()
  24 {
  25 }
  26
  27
  28 InsetMathKern::InsetMathKern(Length const & w)
  29         : wid_(w)
  30 {
  31 }
  32
  33
  34 InsetMathKern::InsetMathKern(docstring const & s)
  35         : wid_(to_utf8(s))
  36 {
  37 }
  38
  39
  40 Inset * InsetMathKern::clone() const
  41 {
  42         return new InsetMathKern(*this);
  43 }
  44
  45
  46 void InsetMathKern::metrics(MetricsInfo & mi, Dimension & dim) const
  47 {
  48         dim.asc = 0;
  49         dim.des = 0;
  50         dim.wid = wid_.inPixels(0, mathed_char_width(mi.base.font, 'M'));
  51 }
  52
  53
  54 void InsetMathKern::draw(PainterInfo &, int, int) const
  55 {}
  56
  57
  58 void InsetMathKern::write(WriteStream & os) const
  59 {
  60         if (wid_.empty())
  61                 os << "\\kern" << ' ';
  62         else
  63                 os << "\\kern" << from_utf8(wid_.asLatexString()) << ' ';
  64 }
  65
  66
  67 void InsetMathKern::normalize(NormalStream & os) const
  68 {
  69         if (wid_.empty())
  70                 os << "[kern]";
  71         else
  72                 os << "[kern " << from_utf8(wid_.asLatexString()) << ']';
  73 }
  74
  75
  76 } // namespace lyx