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69 lines
1.2 KiB
C++
69 lines
1.2 KiB
C++
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#include <config.h>
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#ifdef __GNUG__
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#pragma implementation
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#endif
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#include "math_biginset.h"
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#include "math_support.h"
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#include "math_parser.h"
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#include "math_mathmlstream.h"
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#include "math_streamstr.h"
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MathBigInset::MathBigInset(string const & name, string const & delim)
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: name_(name), delim_(delim)
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{}
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MathInset * MathBigInset::clone() const
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{
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return new MathBigInset(*this);
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}
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int MathBigInset::size() const
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{
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return name_.size() - 4;
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}
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double MathBigInset::increase() const
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{
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switch (size()) {
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case 1: return 0.2;
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case 2: return 0.44;
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case 3: return 0.7;
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default: return 0.0;
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}
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return 0.0;
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}
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void MathBigInset::metrics(MathMetricsInfo const & mi) const
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{
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double h = mathed_char_height(LM_TC_VAR, mi, 'I', ascent_, descent_);
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double f = increase();
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width_ = 6;
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ascent_ = int(h + f * h);
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descent_ = int(f * h);
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}
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void MathBigInset::draw(Painter & pain, int x, int y) const
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{
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mathed_draw_deco(pain, x + 1, y - ascent_, 4, height(), delim_);
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}
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void MathBigInset::write(WriteStream & os) const
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{
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os << '\\' << name_ << ' ' << delim_;
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}
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void MathBigInset::normalize(NormalStream & os) const
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{
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os << "[" << name_ << ' ' << delim_ << ']';
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}
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