lyx_mirror/src/mathed/textpainter.C
André Pönitz 858355fb69 - reduce sizeof(MathCharInset) by 20 by better font caching
(lots of subsequent changes)
- ascii art drawing for \frac and \sqrt


git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@3780 a592a061-630c-0410-9148-cb99ea01b6c8
2002-03-19 16:55:58 +00:00

62 lines
1.1 KiB
C

#include <iostream>
#include "textpainter.h"
TextPainter::TextPainter(int xmax, int ymax)
: xmax_(xmax), ymax_(ymax), data_(xmax_ * (ymax_ + 1), ' ')
{}
char & TextPainter::at(int x, int y)
{
return data_[y * xmax_ + x];
}
char TextPainter::at(int x, int y) const
{
return data_[y * xmax_ + x];
}
void TextPainter::draw(int x, int y, char const * str)
{
//cerr << "drawing string '" << str << "' at " << x << "," << y << "\n";
for (int i = 0; *str && x + i < xmax_; ++i, ++str)
at(x + i, y) = *str;
//show();
}
void TextPainter::horizontalLine(int x, int y, int n, char c)
{
for (int i = 0; i < n && i + x < xmax_; ++i)
at(x + i, y) = c;
}
void TextPainter::verticalLine(int x, int y, int n, char c)
{
for (int i = 0; i < n && i + y < ymax_; ++i)
at(x, y + i) = c;
}
void TextPainter::draw(int x, int y, char c)
{
//cerr << "drawing char '" << c << "' at " << x << "," << y << "\n";
at(x, y) = c;
//show();
}
void TextPainter::show(std::ostream & os) const
{
os << '\n';
for (int j = 0; j <= ymax_; ++j) {
for (int i = 0; i < xmax_; ++i)
os << at(i, j);
os << '\n';
}
}