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1 | // Boost.Geometry (aka GGL, Generic Geometry Library) |
2 | ||
3 | // Copyright (c) 2011-2012 Barend Gehrels, Amsterdam, the Netherlands. | |
4 | ||
5 | // Use, modification and distribution is subject to the Boost Software License, | |
6 | // Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at | |
7 | // http://www.boost.org/LICENSE_1_0.txt) | |
8 | ||
9 | // Code to create SVG for examples | |
10 | ||
11 | #ifndef CREATE_SVG_TWO_HPP | |
12 | #define CREATE_SVG_TWO_HPP | |
13 | ||
14 | #include <fstream> | |
15 | #include <boost/algorithm/string.hpp> | |
16 | ||
17 | #if defined(HAVE_SVG) | |
18 | # include <boost/geometry/io/svg/svg_mapper.hpp> | |
19 | #endif | |
20 | ||
21 | template <typename Geometry1, typename Geometry2> | |
22 | void create_svg(std::string const& filename, Geometry1 const& a, Geometry2 const& b) | |
23 | { | |
24 | #if defined(HAVE_SVG) | |
25 | std::cout << std::endl << "[$img/algorithms/" << boost::replace_all_copy(filename, ".svg", ".png") << "]" << std::endl << std::endl; | |
26 | ||
27 | typedef typename boost::geometry::point_type<Geometry1>::type point_type; | |
28 | std::ofstream svg(filename.c_str()); | |
29 | ||
30 | boost::geometry::svg_mapper<point_type> mapper(svg, 400, 400); | |
31 | mapper.add(a); | |
32 | mapper.add(b); | |
33 | ||
34 | mapper.map(a, "fill-opacity:0.5;fill:rgb(153,204,0);stroke:rgb(153,204,0);stroke-width:2"); | |
35 | if (boost::geometry::geometry_id<Geometry2>::value == 1) | |
36 | { | |
37 | mapper.map(b, "fill:rgb(255,128,0);stroke:rgb(0,0,100);stroke-width:1"); | |
38 | } | |
39 | else | |
40 | { | |
41 | mapper.map(b, "opacity:0.8;fill:none;stroke:rgb(255,128,0);stroke-width:4;stroke-dasharray:1,7;stroke-linecap:round"); | |
42 | } | |
43 | #else | |
44 | boost::ignore_unused_variable_warning(filename); | |
45 | boost::ignore_unused_variable_warning(a); | |
46 | boost::ignore_unused_variable_warning(b); | |
47 | #endif | |
48 | } | |
49 | ||
50 | // NOTE: convert manually from svg to png using Inkscape ctrl-shift-E | |
51 | // and copy png to html/img/algorithms/ | |
52 | ||
53 | ||
54 | #endif // CREATE_SVG_TWO_HPP | |
55 |