src/mathed/InsetMathBrace.cpp

   1 /**
   2  * \file InsetMathBrace.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 "InsetMathBrace.h"
  14
  15 #include "MathData.h"
  16 #include "MathStream.h"
  17 #include "MathSupport.h"
  18 #include "MetricsInfo.h"
  19
  20 #include "frontends/FontMetrics.h"
  21 #include "frontends/Painter.h"
  22
  23 #include <ostream>
  24
  25 using namespace std;
  26
  27 namespace lyx {
  28
  29 InsetMathBrace::InsetMathBrace(Buffer * buf)
  30         : InsetMathNest(buf, 1)
  31 {}
  32
  33
  34 InsetMathBrace::InsetMathBrace(MathData const & ar)
  35         : InsetMathNest(const_cast<Buffer *>(ar.buffer()), 1)
  36 {
  37         cell(0) = ar;
  38 }
  39
  40
  41 Inset * InsetMathBrace::clone() const
  42 {
  43         return new InsetMathBrace(*this);
  44 }
  45
  46
  47 void InsetMathBrace::metrics(MetricsInfo & mi, Dimension & dim) const
  48 {
  49         Dimension dim0;
  50         cell(0).metrics(mi, dim0);
  51         Dimension t = theFontMetrics(mi.base.font).dimension('{');
  52         dim.asc = max(dim0.asc, t.asc);
  53         dim.des = max(dim0.des, t.des);
  54         dim.wid = dim0.width() + 2 * t.wid;
  55         metricsMarkers(dim);
  56 }
  57
  58
  59 void InsetMathBrace::draw(PainterInfo & pi, int x, int y) const
  60 {
  61         FontInfo font = pi.base.font;
  62         font.setShape(UP_SHAPE);
  63         font.setColor(Color_latex);
  64         Dimension t = theFontMetrics(font).dimension('{');
  65         pi.pain.text(x, y, '{', font);
  66         cell(0).draw(pi, x + t.wid, y);
  67         Dimension const & dim0 = cell(0).dimension(*pi.base.bv);
  68         pi.pain.text(x + t.wid + dim0.width(), y, '}', font);
  69         drawMarkers(pi, x, y);
  70 }
  71
  72
  73 void InsetMathBrace::write(WriteStream & os) const
  74 {
  75         os << '{' << cell(0) << '}';
  76 }
  77
  78
  79 void InsetMathBrace::normalize(NormalStream & os) const
  80 {
  81         os << "[block " << cell(0) << ']';
  82 }
  83
  84
  85 void InsetMathBrace::maple(MapleStream & os) const
  86 {
  87         os << cell(0);
  88 }
  89
  90
  91 void InsetMathBrace::octave(OctaveStream & os) const
  92 {
  93         os << cell(0);
  94 }
  95
  96
  97 void InsetMathBrace::mathmlize(MathStream & os) const
  98 {
  99         os << MTag("mrow") << cell(0) << ETag("mrow");
 100 }
 101
 102
 103 void InsetMathBrace::mathematica(MathematicaStream & os) const
 104 {
 105         os << cell(0);
 106 }
 107
 108
 109 void InsetMathBrace::infoize(odocstream & os) const
 110 {
 111         os << "Nested Block: ";
 112 }
 113
 114
 115 } // namespace lyx