-
Notifications
You must be signed in to change notification settings - Fork 93
Expand file tree
/
Copy pathmapnik_placement_finder.cpp
More file actions
189 lines (170 loc) · 7.03 KB
/
mapnik_placement_finder.cpp
File metadata and controls
189 lines (170 loc) · 7.03 KB
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
/*****************************************************************************
*
* This file is part of Mapnik (c++ mapping toolkit)
*
* Copyright (C) 2024 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
*
*****************************************************************************/
#include <mapnik/config.hpp>
#include <mapnik/symbolizer.hpp>
#include <mapnik/symbolizer_hash.hpp>
#include <mapnik/symbolizer_utils.hpp>
#include <mapnik/symbolizer_keys.hpp>
#include <mapnik/symbolizer_enumerations.hpp>
#include <mapnik/text/placements/dummy.hpp>
#include <mapnik/text/placements/simple.hpp>
#include <mapnik/text/text_properties.hpp>
#include <mapnik/text/formatting/text.hpp>
#include "mapnik_symbolizer.hpp"
//pybind11
#include <pybind11/pybind11.h>
namespace py = pybind11;
namespace
{
template <typename PlacementFinder>
void set_face_name(PlacementFinder & finder, std::string const& face_name)
{
finder.defaults.format_defaults.face_name = face_name;
}
template <typename PlacementFinder>
std::string get_face_name(PlacementFinder const& finder)
{
return finder.defaults.format_defaults.face_name;
}
template <typename PlacementFinder>
void set_text_size(PlacementFinder & finder, double text_size)
{
finder.defaults.format_defaults.text_size = text_size;
}
template <typename PlacementFinder>
py::object get_text_size(PlacementFinder const& finder)
{
return mapnik::util::apply_visitor(python_mapnik::extract_python_object<>(mapnik::keys::MAX_SYMBOLIZER_KEY),
finder.defaults.format_defaults.text_size);
}
template <typename PlacementFinder>
void set_fill(PlacementFinder & finder, mapnik::color const& fill)
{
finder.defaults.format_defaults.fill = fill;
}
template <typename PlacementFinder>
py::object get_fill(PlacementFinder const& finder)
{
return mapnik::util::apply_visitor(python_mapnik::extract_python_object<>(mapnik::keys::MAX_SYMBOLIZER_KEY),
finder.defaults.format_defaults.fill);
}
template <typename PlacementFinder>
void set_halo_fill(PlacementFinder & finder, mapnik::color const& halo_fill )
{
finder.defaults.format_defaults.halo_fill = halo_fill;
}
template <typename PlacementFinder>
py::object get_halo_fill(PlacementFinder const& finder)
{
return mapnik::util::apply_visitor(python_mapnik::extract_python_object<>(mapnik::keys::MAX_SYMBOLIZER_KEY),
finder.defaults.format_defaults.halo_fill);
}
template <typename PlacementFinder>
void set_halo_radius(PlacementFinder & finder, double halo_radius)
{
finder.defaults.format_defaults.halo_radius = halo_radius;
}
template <typename PlacementFinder>
py::object get_halo_radius(PlacementFinder const& finder)
{
return mapnik::util::apply_visitor(python_mapnik::extract_python_object<>(mapnik::keys::MAX_SYMBOLIZER_KEY),
finder.defaults.format_defaults.halo_radius);
}
template <typename PlacementFinder>
void set_format_expr(PlacementFinder & finder, std::string const& expr)
{
finder.defaults.set_format_tree(
std::make_shared<mapnik::formatting::text_node>(mapnik::parse_expression(expr)));
}
template <typename PlacementFinder>
std::string get_format_expr(PlacementFinder const& finder)
{
mapnik::expression_set exprs;
finder.defaults.add_expressions(exprs);
std::string str = "";
for (auto expr : exprs)
{
if (expr)
str += mapnik::to_expression_string(*expr);
}
return str;
}
}
void export_placement_finder(py::module const& m)
{
py::class_<mapnik::text_placements_dummy, std::shared_ptr<mapnik::text_placements_dummy>>(m, "PlacementFinder")
.def(py::init<>(), "Default ctor")
.def_property("face_name",
&get_face_name<mapnik::text_placements_dummy>,
&set_face_name<mapnik::text_placements_dummy>,
"Font face name")
.def_property("text_size",
&get_text_size<mapnik::text_placements_dummy>,
&set_text_size<mapnik::text_placements_dummy>,
"Size of text")
.def_property("fill",
&get_fill<mapnik::text_placements_dummy>,
&set_fill<mapnik::text_placements_dummy>,
"Fill")
.def_property("halo_fill",
&get_halo_fill<mapnik::text_placements_dummy>,
&set_halo_fill<mapnik::text_placements_dummy>,
"Halo fill")
.def_property("halo_radius",
&get_halo_radius<mapnik::text_placements_dummy>,
&set_halo_radius<mapnik::text_placements_dummy>,
"Halo radius")
.def_property("format_expression",
&get_format_expr<mapnik::text_placements_dummy>,
&set_format_expr<mapnik::text_placements_dummy>,
"Format expression")
;
/*
py::class_<mapnik::text_placements_simple, std::shared_ptr<mapnik::text_placements_simple>>(m, "PlacementFinderSimple")
.def(py::init<>(), "Default ctor")
.def_property("face_name",
&get_face_name<mapnik::text_placements_simple>,
&set_face_name<mapnik::text_placements_simple>,
"Font face name")
.def_property("text_size",
&get_text_size<mapnik::text_placements_simple>,
&set_text_size<mapnik::text_placements_simple>,
"Size of text")
.def_property("fill",
&get_fill<mapnik::text_placements_simple>,
&set_fill<mapnik::text_placements_simple>,
"Fill")
.def_property("halo_fill",
&get_halo_fill<mapnik::text_placements_simple>,
&set_halo_fill<mapnik::text_placements_simple>,
"Halo fill")
.def_property("halo_radius",
&get_halo_radius<mapnik::text_placements_simple>,
&set_halo_radius<mapnik::text_placements_simple>,
"Halo radius")
.def_property("format_expression",
&get_format_expr<mapnik::text_placements_simple>,
&set_format_expr<mapnik::text_placements_simple>,
"Format expression")
;
*/
}