7 #include "math_decorationinset.h"
8 #include "math_support.h"
9 #include "math_parser.h"
10 #include "math_mathmlstream.h"
11 #include "math_streamstr.h"
14 MathDecorationInset::MathDecorationInset(string const & name)
15 : MathNestInset(1), name_(name)
19 MathInset * MathDecorationInset::clone() const
21 return new MathDecorationInset(*this);
25 bool MathDecorationInset::upper() const
28 name_ != "underbar" &&
29 name_ != "underline" &&
30 name_ != "underbrace";
34 bool MathDecorationInset::isScriptable() const
37 name_ == "overbrace" ||
38 name_ == "underbrace" ||
39 name_ == "overleftarrow" ||
40 name_ == "overrightarrow";
44 bool MathDecorationInset::protect() const
47 name_ == "overbrace" ||
48 name_ == "underbrace" ||
49 name_ == "overleftarrow" ||
50 name_ == "overrightarrow";
54 bool MathDecorationInset::wide() const
57 name_ == "overline" ||
58 name_ == "underline" ||
59 name_ == "overbrace" ||
60 name_ == "underbrace" ||
61 name_ == "overleftarrow" ||
62 name_ == "overrightarrow" ||
68 void MathDecorationInset::metrics(MathMetricsInfo const & st) const
72 width_ = xcell(0).width();
73 ascent_ = xcell(0).ascent();
74 descent_ = xcell(0).descent();
76 dh_ = 5; //mathed_char_height(LM_TC_VAR, size(), 'I', ascent_, descent_);
88 void MathDecorationInset::draw(Painter & pain, int x, int y) const
90 xcell(0).draw(pain, x, y);
92 mathed_draw_deco(pain, x, y + dy_, width_, dh_, name_);
94 int w = 2 + mathed_char_width(LM_TC_VAR, size_, 'x');
95 mathed_draw_deco(pain, x + (width_ - w) / 2, y + dy_, w, dh_, name_);
100 void MathDecorationInset::write(WriteStream & os) const
102 if (os.fragile() && protect())
104 os << '\\' << name_ << '{' << cell(0) << '}';
108 void MathDecorationInset::normalize(NormalStream & os) const
110 os << "[deco " << name_ << ' ' << cell(0) << ']';