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