FazBrowse GitHub Viewer
|
Trending
|
URL:
|
Home
Tools:
[Download Repo ZIP]
[View Raw Code]
[Original HTTPS Page]
python-mapnik/src/mapnik_grid.cpp at master · mapnik/python-mapnik · GitHub
Uh oh!
There was an error while loading.
Please reload this page
.
mapnik
/
python-mapnik
Public
Notifications
You must be signed in to change notification settings
Fork
92
Star
173
Code
Issues
132
Pull requests
17
Actions
Projects
Wiki
Security and quality
0
Insights
Additional navigation options
Code
Issues
Pull requests
Actions
Projects
Wiki
Security and quality
Insights
Expand file tree
Breadcrumbs
python-mapnik
/
src
/
mapnik_grid.cpp
Copy path
More file actions
More file actions
Latest commit
History
History
History
79 lines (70 loc) · 2.85 KB
Breadcrumbs
python-mapnik
/
src
/
mapnik_grid.cpp
Copy path
File metadata and controls
79 lines (70 loc) · 2.85 KB
Raw
Copy raw file
Download raw file
Open symbols panel
Edit and raw actions
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
/*
****************************************************************************
*
* 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
*
****************************************************************************
*/
#
if
defined(GRID_RENDERER)
//
mapnik
#
include
<
mapnik/config.hpp
>
#
include
<
mapnik/grid/grid.hpp
>
#
include
"
python_grid_utils.hpp
"
//
pybind11
#
include
<
pybind11/pybind11.h
>
namespace
py
=
pybind11;
//
help compiler see template definitions
static
py::dict
(*encode)( mapnik::grid
const
&, std::string
const
& ,
bool
,
unsigned
int
) = mapnik::grid_encode;
bool
painted
(mapnik::grid
const
& grid)
{
return
grid.
painted
();
}
mapnik::grid::value_type
get_pixel
(mapnik::grid
const
& grid,
int
x,
int
y)
{
if
(x <
static_cast
<
int
>(grid.
width
()) && y <
static_cast
<
int
>(grid.
height
()))
{
mapnik::grid::data_type
const
& data = grid.
data
();
return
data
(x,y);
}
throw
py::index_error
(
"
invalid x,y for grid dimensions
"
);
}
void
export_grid
(py::
module
const
& m)
{
py::class_<mapnik::grid, std::shared_ptr<mapnik::grid>>
(m,
"
Grid
"
,
"
This class represents a feature hitgrid.
"
)
.
def
(py::init<
int
,
int
,std::string>(),
"
Create a mapnik.Grid object
\n
"
,
py::arg
(
"
width
"
),
py::arg
(
"
height
"
),
py::arg
(
"
key
"
)=
"
__id__
"
)
.
def
(
"
painted
"
,&painted)
.
def
(
"
width
"
,&mapnik::grid::width)
.
def
(
"
height
"
,&mapnik::grid::height)
.
def
(
"
view
"
,&mapnik::grid::get_view)
.
def
(
"
get_pixel
"
,&get_pixel)
.
def
(
"
clear
"
,&mapnik::grid::clear)
.
def
(
"
encode
"
, encode,
"
Encode the grid as as optimized json
\n
"
,
py::arg
(
"
encoding
"
) =
"
utf
"
,
py::arg
(
"
features
"
) =
true
,
py::arg
(
"
resolution
"
) =
4
)
.
def_property
(
"
key
"
,
&mapnik::grid::get_key,
&mapnik::grid::set_key,
"
Get/Set key to be used as unique indentifier for features
\n
"
"
The value should either be __id__ to refer to the feature.id()
\n
"
"
or some globally unique integer or string attribute field
\n
"
)
;
}
#
endif
Back
|
FazBrowse Home
|
New Git URL