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/*
* legend_tile.cc -- ePiX screen implemenation for legends
*
* This file is part of ePiX, a C++ library for creating high-quality
* figures in LaTeX
*
* Version 1.2.1
* Last Change: September 28, 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
*/
#include <string>
#include <sstream>
#include <list>
#include "enums.h"
#include "length.h"
#include "label_style.h"
#include "pen_data.h"
#include "functions.h"
#include "pairs.h"
#include "affine.h"
#include "screen_mask.h"
#include "picture.h"
#include "picture_data.h"
#include "format.h"
#include "legend_item.h"
#include "legend_tile.h"
namespace ePiX {
// location, offsets, contents, mark type, visibility
legend_tile::legend_tile(const pair& here, const pair& offset,
epix_label_posn align, const label_state& style,
const pen_data& pen,
double key_size, double skip,
std::list<legend_item*> items)
: m_here(here), m_offset(offset), m_align(align), m_style(style),
m_item_border(pen), m_key_size(key_size), m_label_skip(skip)
{
for (std::list<legend_item*>::const_iterator li=items.begin();
li != items.end(); ++li)
m_items.push_back((*li)->clone());
}
legend_tile::legend_tile(const legend_tile& L)
: m_here(L.m_here), m_offset(L.m_offset), m_align(L.m_align),
m_style(L.m_style), m_item_border(L.m_item_border),
m_key_size(L.m_key_size), m_label_skip(L.m_label_skip)
{
for (std::list<legend_item*>::const_iterator ip = L.m_items.begin();
ip != L.m_items.end(); ++ip)
m_items.push_back((*ip)->clone());
}
legend_tile& legend_tile::operator=(const legend_tile& L)
{
if (&L != this)
{
std::list<legend_item*> tmp;
for (std::list<legend_item*>::const_iterator ip = L.m_items.begin();
ip != L.m_items.end(); ++ip)
tmp.push_back((*ip)->clone());
m_here = L.m_here;
m_offset = L.m_offset;
m_align = L.m_align;
m_style = L.m_style;
m_item_border = L.m_item_border;
m_key_size = L.m_key_size;
m_label_skip = L.m_label_skip;
swap(m_items, tmp);
}
return *this;
}
legend_tile::~legend_tile()
{
for (std::list<legend_item*>::iterator ip = m_items.begin();
ip != m_items.end(); ++ip)
delete *ip;
}
legend_tile& legend_tile::map_by(const affine& f)
{
m_here = f(m_here);
return *this;
}
// legends unaffected by cropping
legend_tile& legend_tile::crop_to(const screen_mask& M)
{
/*
if (M.crops(m_here))
m_seen = false;
*/
return *this;
}
legend_tile* legend_tile::clone() const
{
return new legend_tile(*this);
}
bool legend_tile::is_empty() const
{
return false;
}
std::string legend_tile::print_to(const format& fmt,
const std::string& len) const
{
std::stringstream obuf, item_buf;
item_buf << "%" << std::endl << "\\begin{tabular}{l}%" << std::endl;
for (std::list<legend_item*>::const_iterator ip=m_items.begin();
ip != m_items.end(); ++ip)
item_buf << (*ip)->key(fmt, m_key_size, m_item_border, len)
<< "\\hskip " << m_label_skip << "pt "
<< fmt.print_latex_hbox(m_style, (*ip)->value())
<< " \\\\" << std::endl;
item_buf << "\\end{tabular}%" << std::endl;
obuf << fmt.print_text(m_here, m_offset, item_buf.str(), m_style, len);
return obuf.str();
}
void legend_tile::add_to_palette() const
{
the_picture().add_to_palette(m_item_border.color())
.add_to_palette(m_style.text_color())
.add_to_palette(m_style.mask_color())
.add_to_palette(m_style.label_border().color());
}
} // end of namespace
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