src/mathed/math_kerninset.C

   1 #include <config.h>
   2
   3 #ifdef __GNUG__
   4 #pragma implementation
   5 #endif
   6
   7 #include "math_kerninset.h"
   8 #include "math_mathmlstream.h"
   9 #include "math_streamstr.h"
  10 #include "math_support.h"
  11 #include "lyxrc.h"
  12
  13
  14 MathKernInset::MathKernInset()
  15 {}
  16
  17
  18 MathKernInset::MathKernInset(LyXLength const & w)
  19         : wid_(w)
  20 {}
  21
  22
  23 MathKernInset::MathKernInset(string const & s)
  24         : wid_(s)
  25 {}
  26
  27
  28 MathInset * MathKernInset::clone() const
  29 {
  30         return new MathKernInset(*this);
  31 }
  32
  33
  34 void MathKernInset::draw(Painter &, int, int) const
  35 {}
  36
  37
  38 void MathKernInset::metrics(MathMetricsInfo const &) const
  39 {
  40         ascent_  = 0;
  41         descent_ = 0;
  42 #ifdef WITH_WARNINGS
  43 #warning fix this once the interface to LyXLength has improved
  44 #endif
  45         // this uses the numerical valu in pixels, even if the unit is cm or ex!
  46         width_   = static_cast<int>(wid_.value());
  47         width_   = (width_*static_cast<int>(lyxrc.zoom))/150;
  48         //cerr << "handling kern of width " << wid_.value() << "\n";
  49 }
  50
  51
  52 void MathKernInset::write(WriteStream & os) const
  53 {
  54         os << "\\kern" << wid_.asLatexString() << " ";
  55 }
  56
  57
  58 void MathKernInset::normalize(NormalStream & os) const
  59 {
  60         os << "[kern " << wid_.asLatexString() << "]";
  61 }
  62