src/mathed/math_boxinset.C

   1 #include <config.h>
   2
   3 #ifdef __GNUG__
   4 #pragma implementation
   5 #endif
   6
   7 #include "math_boxinset.h"
   8 #include "support/LOstream.h"
   9 #include "LColor.h"
  10 #include "debug.h"
  11 #include "Painter.h"
  12 #include "math_cursor.h"
  13 #include "insets/insettext.h"
  14 #include "math_mathmlstream.h"
  15 #include "math_streamstr.h"
  16
  17 MathBoxInset::MathBoxInset(string const & name)
  18         : MathDimInset(), name_(name), text_(new InsetText), buffer_(0)
  19 {}
  20
  21
  22 MathBoxInset::MathBoxInset(MathBoxInset const & m)
  23         :       MathDimInset(*this), name_(m.name_), text_(0), buffer_(m.buffer_)
  24 {
  25         if (!m.buffer_)
  26                 lyxerr << "no buffer\n";
  27         else
  28                 text_ = static_cast<InsetText *>(m.text_->clone(*m.buffer_, false));
  29 }
  30
  31
  32 MathBoxInset::~MathBoxInset()
  33 {
  34         delete text_;
  35 }
  36
  37
  38 MathInset * MathBoxInset::clone() const
  39 {
  40         return new MathBoxInset(*this);
  41 }
  42
  43
  44 UpdatableInset * MathBoxInset::asHyperActiveInset() const
  45 {
  46         return text_;
  47 }
  48
  49
  50 void MathBoxInset::write(WriteStream & os) const
  51 {
  52         os << "\\" << name_ << "{" << cell(0) << "}";
  53 }
  54
  55
  56 void MathBoxInset::normalize(NormalStream & os) const
  57 {
  58         os << "[mbox ";
  59         //text_->write(buffer(), os);
  60         os << "] ";
  61 }
  62
  63
  64 void MathBoxInset::metrics(MathMetricsInfo const & st) const
  65 {
  66         mi_ = st;
  67         if (text_ && mi_.view) {
  68                 ascent_  = text_->ascent(mi_.view, mi_.font)  + 2;
  69                 descent_ = text_->descent(mi_.view, mi_.font) + 2;
  70                 width_   = text_->width(mi_.view, mi_.font)   + 4;
  71         } else {
  72                 ascent_  = 10;
  73                 descent_ = 0;
  74                 width_   = 10;
  75         }
  76 }
  77
  78
  79 void MathBoxInset::draw(Painter & pain, int x, int y) const
  80 {
  81         float fx = x + 2;
  82         if (text_ && mi_.view)
  83                 text_->draw(mi_.view, mi_.font, y, fx, false);
  84         if (mathcursor && mathcursor->isInside(this))
  85                 pain.rectangle(x, y - ascent(), xcell(0).width(), height(),
  86                         LColor::mathframe);
  87 }
  88
  89
  90 void MathBoxInset::edit(BufferView * bv, int x, int y, unsigned int button)
  91 {
  92         if (text_)
  93                 text_->edit(bv, x, y, button);
  94 }