src/mathed/math_boxinset.C

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