COIN-OR::LEMON - Graph Library

source: lemon-0.x/lemon/eps.cc @ 2391:14a343be7a5a

Last change on this file since 2391:14a343be7a5a was 2391:14a343be7a5a, checked in by Alpar Juttner, 12 years ago

Happy New Year to all source files!

File size: 8.6 KB
Line 
1/* -*- C++ -*-
2 *
3 * This file is a part of LEMON, a generic C++ optimization library
4 *
5 * Copyright (C) 2003-2007
6 * Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport
7 * (Egervary Research Group on Combinatorial Optimization, EGRES).
8 *
9 * Permission to use, modify and distribute this software is granted
10 * provided that this copyright notice appears in all copies. For
11 * precise terms see the accompanying LICENSE file.
12 *
13 * This software is provided "AS IS" with no warranty of any kind,
14 * express or implied, and with no claim as to its suitability for any
15 * purpose.
16 *
17 */
18
19#include <lemon/eps.h>
20
21namespace lemon {
22 
23  void EpsDrawer::defMacros()
24  {
25    out << "/clmode true def\n" <<
26      "/cshowmode false def\n" <<
27      "/defont (Helvetica) findfont def\n" <<
28      "/fosi 12 def\n" <<
29      "\n" <<
30      "/st { clmode { currentpoint stroke newpath moveto } if } bind def\n" <<
31      "/str { currentpoint stroke newpath moveto /clmode true def } bind def\n"
32        <<
33      "/fl { currentpoint fill newpath moveto /clmode true def } bind def\n" <<
34      "/eofl { currentpoint eofill newpath moveto /clmode true def } bind def\n"
35        <<
36      "/cl { currentpoint clip newpath moveto /clmode true def } bind def\n"
37        <<
38      "/eocl { currentpoint eoclip newpath moveto /clmode true def } bind def\n"
39        <<
40      "\n" <<
41      "/l { moveto lineto st } bind def\n" <<
42      "/lt { lineto st } bind def\n" <<
43      "/mt { moveto } bind def\n" <<
44      "/c { dup 3 index add 2 index moveto 0 360 arc st } bind def\n" <<
45      "/collect { /clmode false def currentpoint newpath moveto } bind def\n" <<
46      "\n" <<
47      "/fontset { defont fosi scalefont setfont } bind def\n" <<
48      "/stfs { /fosi exch def fontset } bind def\n" <<
49      "/cshow { dup stringwidth pop\n" <<
50      "   neg 2 div 0 rmoveto show } bind def\n" <<
51      "/xshow { cshowmode { cshow } { show } ifelse } def\n" <<
52      "\n" <<
53      "fontset\n" <<
54      "newpath\n" <<
55      "0 0 moveto\n" <<
56      "1 setlinecap\n";
57  }
58
59  void EpsDrawer::init(int x1,int y1,int x2,int y2)
60  {
61    out << "%!PS-Adobe-2.0 EPSF-2.0\n" <<
62      "%%BoundingBox: " << x1 << ' ' << y1 << ' ' << x2 << ' ' << y2 <<
63      "\n%%EndComments\n";
64    defMacros();
65  }
66
67  void EpsDrawer::init(double x1,double y1,double x2,double y2)
68  {
69    out << "%!PS-Adobe-2.0\n" <<
70      "%%HiResBoundingBox: " <<
71      x1 << ' ' << y1 << ' ' << x2 << ' ' << y2 <<
72      "\n%%EndComments\n";
73    defMacros();
74  }
75
76
77  EpsDrawer::EpsDrawer(std::ostream &os,int x,int y) : local_stream(false),
78                                                       out(os)
79  {
80    init(0,0,x,y);
81  }
82
83  EpsDrawer::EpsDrawer(std::ostream &os,int x1,int y1,int x2,int y2) :
84    local_stream(false),
85    out(os)
86  {
87    init(x1,y1,x2,y2);
88  }
89
90  EpsDrawer::EpsDrawer(std::ostream &os,dim2::Point<double> s) : local_stream(false),
91                                                        out(os)
92  {
93    init(0.0,0.0,s.x,s.y);
94  }
95
96  EpsDrawer::EpsDrawer(std::ostream &os,dim2::Point<double> a, dim2::Point<double> b) :
97    local_stream(false),
98    out(os)
99  {
100    init(a.x,a.y,b.x,b.y);
101  }
102
103
104  EpsDrawer::EpsDrawer(const std::string &name,int x,int y) :
105    local_stream(true),
106    out(*new std::ofstream(name.c_str()))
107  {
108    init(0,0,x,y);
109  }
110
111  EpsDrawer::EpsDrawer(const std::string &name,int x1,int y1,int x2,int y2) :
112    local_stream(true),
113    out(*new std::ofstream(name.c_str()))
114  {
115    init(x1,y1,x2,y2);
116  }
117 
118  EpsDrawer::EpsDrawer(const std::string &name,dim2::Point<double> s) :
119    local_stream(true),
120    out(*new std::ofstream(name.c_str()))
121  {
122    init(0.0,0.0,s.x,s.y);
123  }
124
125  EpsDrawer::EpsDrawer(const std::string &name,dim2::Point<double> a, dim2::Point<double> b) :
126    local_stream(true),
127    out(*new std::ofstream(name.c_str()))
128  {
129    init(a.x,a.y,b.x,b.y);
130  }
131
132
133  EpsDrawer::~EpsDrawer()
134  {
135    out << "showpage\n";
136    if(local_stream) delete &out;
137  }
138
139  EpsDrawer &EpsDrawer::save()
140  {
141    out << "gsave\n";
142    return *this; 
143  }
144
145  EpsDrawer &EpsDrawer::restore()
146  {
147    out << "grestore\n";
148    return *this; 
149  }
150 
151  EpsDrawer &EpsDrawer::line(double x1,double y1,double x2,double y2)
152  {
153    out << x1 << ' ' << y1 << ' ' << x2 << ' ' << y2 << " l\n";
154    return *this;
155 
156  }
157
158  EpsDrawer &EpsDrawer::lineTo(double x1,double y1)
159  {
160    out << x1 << ' ' << y1 << " lt\n";
161    return *this;
162 
163  }
164
165  EpsDrawer &EpsDrawer::moveTo(double x1,double y1)
166  {
167    out << x1 << ' ' << y1 << " mt\n";
168    return *this; 
169  }
170
171  EpsDrawer &EpsDrawer::circle(double x,double y, double r)
172  {
173    out << x << ' ' << y << ' ' << r << " c\n";
174    return *this; 
175  }
176
177  EpsDrawer &EpsDrawer::operator<<(const std::string &s)
178  {
179    out << "(" << s <<") xshow\n";
180    return *this;
181  }
182
183  EpsDrawer &EpsDrawer::operator<<(const char *s)
184  {
185    out << "(" << s <<") xshow\n";
186    return *this;
187  }
188
189  EpsDrawer &EpsDrawer::operator<<(int i)
190  {
191    out << "(" << i <<") xshow\n";
192    return *this;
193  }
194
195  EpsDrawer &EpsDrawer::operator<<(double d)
196  {
197    out << "(" << d <<") xshow\n";
198    return *this;
199  }
200
201  EpsDrawer &EpsDrawer::fontSize(double si)
202  {
203    out << si << " stfs\n";
204    return *this;
205  }
206  EpsDrawer &EpsDrawer::font(std::string s)
207  {
208    out << "/defont ("<<s<<") findfont def fontset\n";
209    return *this;
210  }
211
212
213  EpsDrawer &EpsDrawer::collect()
214  {
215    out << "collect\n";
216    return *this; 
217  }
218
219  EpsDrawer &EpsDrawer::closePath()
220  {
221    out << "closepath\n";
222    return *this;
223  }
224
225  EpsDrawer &EpsDrawer::stroke()
226  {
227    out << "str\n";
228    return *this; 
229  }
230  EpsDrawer &EpsDrawer::fill()
231  {
232    out << "fl\n";
233    return *this; 
234  }
235  EpsDrawer &EpsDrawer::eoFill()
236  {
237    out << "eofl\n";
238    return *this; 
239  }
240  EpsDrawer &EpsDrawer::clip()
241  {
242    out << "cl\n";
243    return *this; 
244  }
245  EpsDrawer &EpsDrawer::eoClip()
246  {
247    out << "eocl\n";
248    return *this; 
249  }
250
251  EpsDrawer &EpsDrawer::lineWidth(double w)
252  {
253    out << w << " setlinewidth\n";
254    return *this; 
255  }
256
257  EpsDrawer &EpsDrawer::lineCap(int i)
258  {
259    out << i << " setlinecap\n";
260    return *this; 
261  }
262
263  EpsDrawer &EpsDrawer::lineJoin(int i)
264  {
265    out << i << " setlinejoin\n";
266    return *this; 
267  }
268
269  EpsDrawer &EpsDrawer::miterLimit(double w)
270  {
271    out << w << " setmiterlimit\n";
272    return *this; 
273  }
274
275  EpsDrawer &EpsDrawer::color(double r, double g, double b)
276  {
277    out << r << ' ' << g << ' ' << b << " setrgbcolor\n";
278    return *this; 
279  }
280
281  EpsDrawer &EpsDrawer::translate(double x,double y)
282  {
283    out << x << ' ' << y << " translate\n";
284    return *this; 
285  }
286
287  EpsDrawer &EpsDrawer::rotate(double r)
288  {
289    out << r << " rotate\n";
290    return *this; 
291  }
292  EpsDrawer &EpsDrawer::scale(double sx, double sy)
293  {
294    out << sx << ' ' << sy << " scale\n";
295    return *this; 
296  }
297 
298  EpsDrawer &EpsDrawer::clear()
299  {
300    out << "erasepage\n";
301    return *this; 
302  }
303 
304  EpsDrawer &EpsDrawer::centerMode(bool m)
305  {
306    if(m) out << "/cshowmode true def\n";
307    else out << "/cshowmode false def\n";
308
309    return *this; 
310  }
311 
312  EpsDrawer &EpsDrawer::flush()
313  {
314    out << "flush\n";
315    //  fflush(fp);
316    return *this;
317  }
318
319  EpsDrawer &EpsDrawer::node(NodeShapes t, double x, double y, double r,
320                             Color col, Color brd)
321  {
322    out << "gsave\n"
323        << brd.red() << ' ' << brd.green() << ' ' << brd.blue()
324        << " setrgbcolor\n";
325    switch(t) {
326    case CIRCLE:
327      out << "newpath " << x << ' ' << y << ' ' << r
328          << " dup 3 index add 2 index moveto 0 360 arc fill\n";
329      break;
330    case SQUARE:
331      out << "newpath\n"
332          << x-r << ' ' << y-r << " moveto\n"
333          << x-r << ' ' << y+r << " lineto\n"
334          << x+r << ' ' << y+r << " lineto\n"
335          << x+r << ' ' << y-r << " lineto closepath fill\n";
336      break;
337    case DIAMOND:
338      out << "newpath\n"
339          << x-r << ' ' << y   << " moveto\n"
340          << x   << ' ' << y+r << " lineto\n"
341          << x+r << ' ' << y   << " lineto\n"
342          << x   << ' ' << y-r << " lineto closepath fill\n";
343      break;
344    case MALE:
345      break;
346    case FEMALE:
347      break;
348    }
349    r/=1.1;
350    out << col.red() << ' ' << col.green() << ' ' << col.blue()
351        << " setrgbcolor\n";
352    switch(t) {
353    case CIRCLE:
354      out << "newpath " << x << ' ' << y << ' ' << r
355          << " dup 3 index add 2 index moveto 0 360 arc fill\n";
356      break;
357    case SQUARE:
358      out << "newpath\n"
359          << x-r << ' ' << y-r << " moveto\n"
360          << x-r << ' ' << y+r << " lineto\n"
361          << x+r << ' ' << y+r << " lineto\n"
362          << x+r << ' ' << y-r << " lineto closepath fill\n";
363      break;
364    case DIAMOND:
365      out << "newpath\n"
366          << x-r << ' ' << y   << " moveto\n"
367          << x   << ' ' << y+r << " lineto\n"
368          << x+r << ' ' << y   << " lineto\n"
369          << x   << ' ' << y-r << " lineto closepath fill\n";
370      break;
371    case MALE:
372      break;
373    case FEMALE:
374      break;
375    }
376
377    out << "grestore\n";
378    return *this;
379  }
380 
381}
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