forked from ninowalker/mapnik-trunk
-
Notifications
You must be signed in to change notification settings - Fork 0
/
layer.cpp
221 lines (186 loc) · 4.29 KB
/
layer.cpp
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
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
/*****************************************************************************
*
* This file is part of Mapnik (c++ mapping toolkit)
*
* Copyright (C) 2006 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
*
*****************************************************************************/
//$Id: layer.cpp 17 2005-03-08 23:58:43Z pavlenko $
// mapnik
#include <mapnik/layer.hpp>
#include <mapnik/style.hpp>
#include <mapnik/datasource.hpp>
#include <mapnik/datasource_cache.hpp>
// boost
#include <boost/shared_ptr.hpp>
// stl
#include <string>
#include <iostream>
using namespace std;
using boost::shared_ptr;
namespace mapnik
{
layer::layer(std::string const& name, std::string const& srs)
: name_(name),
title_(""),
abstract_(""),
srs_(srs),
minZoom_(0),
maxZoom_(std::numeric_limits<double>::max()),
active_(true),
queryable_(false),
clear_label_cache_(false),
ds_() {}
layer::layer(const layer& rhs)
: name_(rhs.name_),
title_(rhs.title_),
abstract_(rhs.abstract_),
srs_(rhs.srs_),
minZoom_(rhs.minZoom_),
maxZoom_(rhs.maxZoom_),
active_(rhs.active_),
queryable_(rhs.queryable_),
clear_label_cache_(rhs.clear_label_cache_),
styles_(rhs.styles_),
ds_(rhs.ds_) {}
layer& layer::operator=(const layer& rhs)
{
layer tmp(rhs);
swap(tmp);
return *this;
}
bool layer::operator==(layer const& other) const
{
return (this == &other);
}
void layer::swap(const layer& rhs)
{
name_=rhs.name_;
title_=rhs.title_;
abstract_=rhs.abstract_;
srs_ = rhs.srs_;
minZoom_=rhs.minZoom_;
maxZoom_=rhs.maxZoom_;
active_=rhs.active_;
queryable_=rhs.queryable_;
clear_label_cache_ = rhs.clear_label_cache_;
styles_=rhs.styles_;
ds_=rhs.ds_;
}
layer::~layer() {}
void layer::set_name( std::string const& name)
{
name_ = name;
}
string const& layer::name() const
{
return name_;
}
void layer::set_title( std::string const& title)
{
title_ = title;
}
string const& layer::title() const
{
return title_;
}
void layer::set_abstract( std::string const& abstract)
{
abstract_ = abstract;
}
string const& layer::abstract() const
{
return abstract_;
}
void layer::set_srs(std::string const& srs)
{
srs_ = srs;
}
std::string const& layer::srs() const
{
return srs_;
}
void layer::add_style(std::string const& stylename)
{
styles_.push_back(stylename);
}
std::vector<std::string> const& layer::styles() const
{
return styles_;
}
std::vector<std::string> & layer::styles()
{
return styles_;
}
void layer::setMinZoom(double minZoom)
{
minZoom_=minZoom;
}
void layer::setMaxZoom(double maxZoom)
{
maxZoom_=maxZoom;
}
double layer::getMinZoom() const
{
return minZoom_;
}
double layer::getMaxZoom() const
{
return maxZoom_;
}
void layer::setActive(bool active)
{
active_=active;
}
bool layer::isActive() const
{
return active_;
}
bool layer::isVisible(double scale) const
{
return isActive() && scale >= minZoom_ - 1e-6 && scale < maxZoom_ + 1e-6;
}
void layer::setQueryable(bool queryable)
{
queryable_=queryable;
}
bool layer::isQueryable() const
{
return queryable_;
}
datasource_ptr layer::datasource() const
{
return ds_;
}
void layer::set_datasource(datasource_ptr const& ds)
{
ds_ = ds;
}
box2d<double> layer::envelope() const
{
if (ds_) return ds_->envelope();
return box2d<double>();
}
void layer::set_clear_label_cache(bool clear)
{
clear_label_cache_ = clear;
}
bool layer::clear_label_cache() const
{
return clear_label_cache_;
}
}