2 * \file math_rootinset.C
3 * This file is part of LyX, the document processor.
4 * Licence details can be found in the file COPYING.
6 * \author Alejandro Aguilar Sierra
9 * Full author contact details are available in file CREDITS.
14 #include "math_rootinset.h"
15 #include "math_data.h"
16 #include "math_mathmlstream.h"
17 #include "frontends/Painter.h"
24 MathRootInset::MathRootInset()
29 auto_ptr<InsetBase> MathRootInset::clone() const
31 return auto_ptr<InsetBase>(new MathRootInset(*this));
35 void MathRootInset::metrics(MetricsInfo & mi, Dimension & dim) const
37 MathNestInset::metrics(mi);
38 dim_.asc = max(cell(0).ascent() + 5, cell(1).ascent()) + 2;
39 dim_.des = max(cell(1).descent() + 5, cell(0).descent()) + 2;
40 dim_.wid = cell(0).width() + cell(1).width() + 10;
46 void MathRootInset::draw(PainterInfo & pi, int x, int y) const
48 int const w = cell(0).width();
50 cell(0).draw(pi, x, y - 5 - cell(0).descent());
52 cell(1).draw(pi, x + w + 8, y);
53 int const a = dim_.ascent();
54 int const d = dim_.descent();
57 xp[0] = x + dim_.width(); yp[0] = y - a + 1;
58 xp[1] = x + w + 4; yp[1] = y - a + 1;
59 xp[2] = x + w; yp[2] = y + d;
60 xp[3] = x + w - 2; yp[3] = y + (d - a)/2 + 2;
61 //xp[4] = x; yp[4] = y + (d - a)/2 + 2;
62 xp[4] = x + w - 5; yp[4] = y + (d - a)/2 + 4;
63 pi.pain.lines(xp, yp, 5, LColor::math);
64 drawMarkers(pi, x, y);
68 void MathRootInset::write(WriteStream & os) const
70 os << "\\sqrt[" << cell(0) << "]{" << cell(1) << '}';
74 void MathRootInset::normalize(NormalStream & os) const
76 os << "[root " << cell(0) << ' ' << cell(1) << ']';
80 bool MathRootInset::idxUpDown(idx_type & idx, pos_type & pos, bool up, int) const
82 bool target = !up; // up ? 0 : 1;
86 pos = target ? 0 : cell(0).size();
91 void MathRootInset::maple(MapleStream & os) const
93 os << '(' << cell(1) << ")^(1/(" << cell(0) <<"))";
97 void MathRootInset::octave(OctaveStream & os) const
99 os << "root(" << cell(1) << ',' << cell(0) << ')';
103 void MathRootInset::mathmlize(MathMLStream & os) const
105 os << MTag("mroot") << cell(1) << cell(0) << ETag("mroot");