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https://git.lyx.org/repos/lyx.git
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d5905fabf6
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@1519 a592a061-630c-0410-9148-cb99ea01b6c8
95 lines
1.9 KiB
C
95 lines
1.9 KiB
C
#include <config.h>
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#include "math_deliminset.h"
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#include "math_iter.h"
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#include "math_parser.h"
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#include "LColor.h"
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#include "Painter.h"
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#include "mathed/support.h"
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#include "support/LOstream.h"
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using std::ostream;
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MathDelimInset::MathDelimInset(int l, int r, short st)
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: MathParInset(st, "", LM_OT_DELIM), left(l), right(r) {}
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MathedInset * MathDelimInset::Clone()
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{
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MathDelimInset * p = new MathDelimInset(left, right, GetStyle());
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MathedIter it(array);
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p->SetData(it.Copy());
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return p;
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}
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void MathDelimInset::Write(ostream & os, bool fragile)
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{
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latexkeys * l = (left != '|') ? lm_get_key_by_id(left, LM_TK_SYM): 0;
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latexkeys * r = (right != '|') ? lm_get_key_by_id(right, LM_TK_SYM): 0;
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os << "\\left";
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if (l) {
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os << '\\' << l->name << ' ';
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} else {
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if (left == '{' || left == '}') {
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os << '\\' << char(left) << ' ';
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} else {
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os << char(left) << ' ';
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}
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}
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MathParInset::Write(os, fragile);
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os << "\\right";
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if (r) {
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os << '\\' << r->name << ' ';
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} else {
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if (right == '{' || right == '}') {
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os << '\\' << char(right) << ' ';
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} else {
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os << char(right) << ' ';
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}
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}
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}
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void
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MathDelimInset::draw(Painter & pain, int x, int y)
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{
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xo(x);
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yo(y);
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MathParInset::draw(pain, x + dw + 2, y - dh);
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if (left == '.') {
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pain.line(x + 4, yo() - ascent,
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x + 4, yo() + descent,
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LColor::mathcursor, Painter::line_onoffdash);
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} else
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mathed_draw_deco(pain, x, y - ascent, dw, Height(), left);
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x += Width() - dw - 2;
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if (right == '.') {
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pain.line(x + 4, yo() - ascent,
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x + 4, yo() + descent,
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LColor::mathcursor, Painter::line_onoffdash);
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} else
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mathed_draw_deco(pain, x, y - ascent, dw, Height(), right);
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}
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void
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MathDelimInset::Metrics()
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{
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MathParInset::Metrics();
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int d;
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mathed_char_height(LM_TC_CONST, size(), 'I', d, dh);
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dh /= 2;
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ascent += 2 + dh;
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descent += 2 - dh;
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dw = Height()/5;
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if (dw > 15) dw = 15;
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if (dw < 6) dw = 6;
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width += 2 * dw + 4;
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}
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