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8b7b3a5895
- make all cache variables mutable, remove const_casts git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@2426 a592a061-630c-0410-9148-cb99ea01b6c8
63 lines
1.1 KiB
C
63 lines
1.1 KiB
C
#ifdef __GNUG__
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#pragma implementation
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#endif
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#include "math_sqrtinset.h"
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#include "LColor.h"
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#include "Painter.h"
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#include "support/LOstream.h"
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MathSqrtInset::MathSqrtInset()
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: MathNestInset(1)
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{}
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MathInset * MathSqrtInset::clone() const
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{
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return new MathSqrtInset(*this);
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}
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void MathSqrtInset::metrics(MathStyles st) const
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{
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xcell(0).metrics(st);
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size_ = st;
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ascent_ = xcell(0).ascent() + 4;
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descent_ = xcell(0).descent() + 2;
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width_ = xcell(0).width() + 12;
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}
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void MathSqrtInset::draw(Painter & pain, int x, int y) const
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{
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xo(x);
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yo(y);
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xcell(0).draw(pain, x + 10, y);
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int const a = ascent_;
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int const d = descent_;
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int xp[4];
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int yp[4];
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xp[0] = x + width_; yp[0] = y - a + 1;
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xp[1] = x + 8; yp[1] = y - a + 1;
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xp[2] = x + 5; yp[2] = y + d - 1;
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xp[3] = x; yp[3] = y + (d - a)/2;
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pain.lines(xp, yp, 4, LColor::mathline);
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}
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void MathSqrtInset::write(std::ostream & os, bool fragile) const
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{
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os << "\\sqrt{";
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cell(0).write(os, fragile);
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os << '}';
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}
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void MathSqrtInset::writeNormal(std::ostream & os) const
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{
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os << "[sqrt ";
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cell(0).writeNormal(os);
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os << "] ";
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}
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