/usr/include/epix/legend_item.h is in epix 1.2.14-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* legend_item.h -- ePiX legend_item base class and implementations
*
* This file is part of ePiX, a C++ library for creating high-quality
* figures in LaTeX
*
* Version 1.1.11
* Last Change: August 17, 2007
*/
/*
* Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007
* Andrew D. Hwang <rot 13 nujnat at zngupf dot ubylpebff dot rqh>
* Department of Mathematics and Computer Science
* College of the Holy Cross
* Worcester, MA, 01610-2395, USA
*/
/*
* ePiX is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* ePiX is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
* License for more details.
*
* You should have received a copy of the GNU General Public License
* along with ePiX; if not, write to the Free Software Foundation, Inc.,
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef EPIX_LEGEND_ITEM
#define EPIX_LEGEND_ITEM
#include <string>
#include "enums.h"
#include "Color.h"
#include "pen_data.h"
#include "label_data.h"
#include "markers.h"
namespace ePiX {
class format;
// used to represent legend items both in "space" and in the screen
class legend_item {
public:
virtual ~legend_item() { }
virtual legend_item* clone() const = 0;
virtual std::string value() const = 0;
virtual std::string key(const format& fmt, double sz,
const pen_data& bpen,
const std::string& len) const = 0;
double key_coord(double sz, const std::string& len) const;
}; // end of base class
// key is a solid filled square in current color
class fill_item : public legend_item {
public:
fill_item(const std::string& text);
fill_item* clone() const;
std::string value() const;
std::string key(const format&, double,
const pen_data&,
const std::string& len) const;
private:
Color m_fill;
std::string m_text;
}; // end of class fill_item
// key is a line segment in current line style
class path_item : public legend_item {
public:
path_item(const std::string& text);
path_item* clone() const;
std::string value() const;
std::string key(const format&, double sz, const pen_data&,
const std::string& len) const;
private:
pen_data m_line;
pen_data m_base;
std::string m_text;
}; // end of class path_item
// key is a marker in the current style
class mark_item : public legend_item {
public:
mark_item(epix_mark_type mark, const std::string& text);
mark_item* clone() const;
std::string value() const;
std::string key(const format&, double sz, const pen_data&,
const std::string& len) const;
private:
epix_mark_type m_mark;
label_state m_style;
marker_sizes m_sizes;
std::string m_text;
}; // end of class mark_item
} // end of namespace
#endif /* EPIX_LEGEND_ITEM */
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