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
|
/*****************************************************************************
*
* This file is part of Mapnik (c++ mapping toolkit)
*
* Copyright (C) 2011 Artem Pavlenko
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
*****************************************************************************/
#ifndef SHAPE_IO_HPP
#define SHAPE_IO_HPP
// mapnik
#include <mapnik/geometry.hpp>
#include <mapnik/box2d.hpp>
#include <mapnik/noncopyable.hpp>
// boost
#include <boost/shared_ptr.hpp>
#include "dbfile.hpp"
#include "shapefile.hpp"
struct shape_io : mapnik::noncopyable
{
public:
enum shapeType
{
shape_null = 0,
shape_point = 1,
shape_polyline = 3,
shape_polygon = 5,
shape_multipoint = 8,
shape_pointz = 11,
shape_polylinez = 13,
shape_polygonz = 15,
shape_multipointz = 18,
shape_pointm = 21,
shape_polylinem = 23,
shape_polygonm = 25,
shape_multipointm = 28,
shape_multipatch = 31
};
shape_io(std::string const& shape_name, bool open_index=true);
~shape_io();
shape_file& shp();
dbf_file& dbf();
inline boost::shared_ptr<shape_file>& index()
{
return index_;
}
inline bool has_index() const
{
return (index_ && index_->is_open());
}
void move_to(std::streampos pos);
static void read_bbox(shape_file::record_type & record, mapnik::box2d<double> & bbox);
static void read_polyline(shape_file::record_type & record,mapnik::geometry_container & geom);
static void read_polygon(shape_file::record_type & record,mapnik::geometry_container & geom);
shapeType type_;
shape_file shp_;
dbf_file dbf_;
boost::shared_ptr<shape_file> index_;
unsigned reclength_;
unsigned id_;
box2d<double> cur_extent_;
static const std::string SHP;
static const std::string DBF;
static const std::string INDEX;
};
#endif //SHAPE_IO_HPP
|
