summaryrefslogtreecommitdiff
path: root/graphics/epix/legend_tile.cc
blob: 546cf802b084aaa2008d83c3334fc7a32059a457 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
/* 
 * 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 <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
 */

#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_pallet() const
  {
    the_picture().add_to_pallet(m_item_border.color())
      .add_to_pallet(m_style.text_color())
      .add_to_pallet(m_style.mask_color())
      .add_to_pallet(m_style.label_border().color());
  }
} // end of namespace