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