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/*
* fmt.h -- ePiX::fmt output format
*
* This file is part of ePiX, a C++ library for creating high-quality
* figures in LaTeX
*
* Version 1.1.15
* Last Change: September 08, 2007
*
* Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007
* Andrew D. Hwang <ahwang -at- holycross -dot- edu>
* 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.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
/*
* To create files foo.h, foo.cc for output format "foo", do
*
* for suff in cc h; do
* sed 's/fmt/foo/g' format_template.$suff > foo.$suff
* done
*
* The include guards and initial comments should be updated manually.
*/
#ifndef EPIX_FMT
#define EPIX_FMT
#include <set>
#include <list>
#include <string>
#include "edge_data.h"
namespace ePiX {
class Color;
class pair;
class path_state;
class pen_data;
class fmt : public format {
public:
fmt(); // some constructor mandatory, needn't have this signature
// Return a copy of this
fmt* clone() const;
// Filled region with specified Cartesian edges, offset, and color
std::string print_fill(const std::list<edge2d>& edges,
const pair& offset,
const Color& fill,
const pen_data& line,
const std::string& len) const;
// Unfilled region, specified Cartesian edges. Should generally be
// trivially implemented using one-pen function (supplied).
std::string print_line(const std::list<edge2d>& edges,
const pair& offset,
const pen_data& line_pen,
const pen_data& base_pen,
const path_state& style,
const std::string& len) const;
/*
* Picture start and finish:
* Size and offset in page units,
* palette (set of colors contained in the screen),
* unitlength
*
* These functions have default implementations, see format.cc.
* If the new format can use the default implementation, these
* functions declarations should be removed.
*
std::string pic_header(const pair& sizes,
const pair& offsets,
const std::set<Color>& palette,
const std::string& len) const;
std::string pic_footer() const;
*/
// Print color declaration strings: model, name, densities
std::string print_color(const std::string&,
const std::string&,
double,
double,
double) const;
std::string print_color(const std::string&,
const std::string&,
double,
double,
double,
double) const;
// One-line comment
std::string print_comment(const std::string&) const;
// Verbatim output
std::string print_verbatim(const std::string&) const;
// begin and end a picture-like environment, set the unit length
std::string start_picture(const pair&, const pair&) const;
std::string end_picture() const;
std::string set_unitlength(const std::string& len) const;
// State data, if any, must be mutable
void reset_state() const;
private:
std::string usepackages() const;
// string argument for passing attributes local to this path/loop
std::string start_open_path(const std::string&) const;
std::string end_open_path(const std::string&) const;
std::string start_closed_path(const std::string&) const;
std::string end_closed_path(const std::string&) const;
// print declarations to set state of output format
std::string set_fill_state(const Color&) const;
std::string set_pen_state(const pen_data&) const;
// place a LaTeX box of width zero (containing string) at location (pair)
std::string put_box(const pair&, const std::string&) const;
// draw a filled or hollow circle of specified diam, color
std::string print_circle_marker(const pair& here, double diam,
bool fill, const Color& color,
const std::string& len) const;
//// "Optional" (implemented, but reimplementable) functions ////
// inserted in long paths, defaults to <newline> and two spaces
// std::string path_break() const;
// inserted between path points, deaults to ""
// std::string path_break() const;
// std::string print_palette(const std::set<Color>&) const;
// Represent a pair, length, or Color as a string
// std::string print(const pair&) const; // Default: "(a,b)"
// std::string print(const length&) const; // Default: "3.5cm", e.g.
// std::string print(const Color&) const; // Default: color name
}; // end of class fmt
} // end of namespace
#endif /* EPIX_FMT */
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