#include "math_deliminset.h"
#include "math_parser.h"
-#include "LColor.h"
-#include "Painter.h"
#include "mathed/support.h"
#include "support/LOstream.h"
+using std::max;
-MathDelimInset::MathDelimInset(int l, int r)
- : MathInset(1), left_(l), right_(r)
+MathDelimInset::MathDelimInset(string const & l, string const & r)
+ : MathNestInset(1), left_(l), right_(r)
{}
}
-void MathDelimInset::Write(std::ostream & os, bool fragile) const
+string MathDelimInset::latexName(string const & name)
{
- latexkeys const * l = (left_ != '|') ?
- lm_get_key_by_id(left_, LM_TK_SYM) : 0;
- latexkeys const * r = (right_ != '|') ?
- lm_get_key_by_id(right_, LM_TK_SYM) : 0;
-
- os << "\\left";
- if (l)
- os << '\\' << l->name << ' ';
- else {
- if (left_ == '{' || left_ == '}')
- os << '\\' << char(left_) << ' ';
- else
- os << char(left_) << ' ';
- }
-
- cell(0).Write(os, fragile);
-
- os << "\\right";
- if (r)
- os << '\\' << r->name << ' ';
- else {
- if (right_ == '{' || right_ == '}')
- os << '\\' << char(right_) << ' ';
- else
- os << char(right_) << ' ';
- }
+ if (name == "(")
+ return name;
+ if (name == "[")
+ return name;
+ if (name == ".")
+ return name;
+ if (name == ")")
+ return name;
+ if (name == "]")
+ return name;
+ if (name == "/")
+ return name;
+ if (name == "|")
+ return name;
+ return "\\" + name + " ";
}
-void MathDelimInset::draw(Painter & pain, int x, int y)
-{
- xo(x);
- yo(y);
-
- int w = dw();
- xcell(0).draw(pain, x + w, y);
-
- if (left_ == '.') {
- pain.line(x + 4, yo() - ascent_, x + 4, yo() + descent_,
- LColor::mathcursor, Painter::line_onoffdash);
- } else
- mathed_draw_deco(pain, x, y - ascent_, w, height(), left_);
-
- x += width() - w - 2;
-
- if (right_ == '.') {
- pain.line(x + 4, yo() - ascent_, x + 4, yo() + descent_,
- LColor::mathcursor, Painter::line_onoffdash);
- } else
- mathed_draw_deco(pain, x, y - ascent_, w, height(), right_);
+void MathDelimInset::write(MathWriteInfo & os) const
+{
+ os << "\\left" << latexName(left_) << cell(0)
+ << "\\right" << latexName(right_);
}
int MathDelimInset::dw() const
{
- int w = height()/5;
+ int w = height() / 5;
if (w > 15)
w = 15;
- if (w < 6)
- w = 6;
+ if (w < 4)
+ w = 4;
return w;
}
-void MathDelimInset::Metrics(MathStyles st)
+void MathDelimInset::metrics(MathMetricsInfo const & st) const
{
- xcell(0).Metrics(st);
+ xcell(0).metrics(st);
size_ = st;
- ascent_ = xcell(0).ascent() + 2;
- descent_ = xcell(0).descent() + 2;
+ int a, d, w;
+ mathed_char_dim(LM_TC_VAR, size_.size,'I', a, d, w);
+ int h0 = (a + d) / 2;
+ int a0 = std::max(xcell(0).ascent(), a) - h0;
+ int d0 = std::max(xcell(0).descent(), d) + h0;
+ ascent_ = max(a0, d0) + h0;
+ descent_ = max(a0, d0) - h0;
width_ = xcell(0).width() + 2 * dw() + 4;
}
+
+
+void MathDelimInset::draw(Painter & pain, int x, int y) const
+{
+ xo(x);
+ yo(y);
+
+ int const w = dw();
+ int const b = y - ascent_;
+ xcell(0).draw(pain, x + w + 2, y);
+ mathed_draw_deco(pain, x + 1, b, w, height(), left_);
+ mathed_draw_deco(pain, x + width() - w - 1, b, w, height(), right_);
+}