| author | Mario Ferraro <fadinlight@gmail.com> |
| Sun, 15 Nov 2009 22:12:20 +0100 | |
| changeset 3093 | d1be59b6b627 |
| parent 323 | ff1a9aa48cfd |
| permissions | -rw-r--r-- |
|
323
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
1 |
""" |
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
2 |
This module houses the ctypes function prototypes for OGR DataSource |
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
3 |
related data structures. OGR_Dr_*, OGR_DS_*, OGR_L_*, OGR_F_*, |
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
4 |
OGR_Fld_* routines are relevant here. |
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
5 |
""" |
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
6 |
from ctypes import c_char_p, c_int, c_long, c_void_p, POINTER |
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
7 |
from django.contrib.gis.gdal.envelope import OGREnvelope |
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
8 |
from django.contrib.gis.gdal.libgdal import lgdal |
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
9 |
from django.contrib.gis.gdal.prototypes.generation import \ |
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
10 |
const_string_output, double_output, geom_output, int_output, \ |
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
11 |
srs_output, void_output, voidptr_output |
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
12 |
|
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
13 |
c_int_p = POINTER(c_int) # shortcut type |
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
14 |
|
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
15 |
### Driver Routines ### |
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
16 |
register_all = void_output(lgdal.OGRRegisterAll, [], errcheck=False) |
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
17 |
cleanup_all = void_output(lgdal.OGRCleanupAll, [], errcheck=False) |
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
18 |
get_driver = voidptr_output(lgdal.OGRGetDriver, [c_int]) |
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
19 |
get_driver_by_name = voidptr_output(lgdal.OGRGetDriverByName, [c_char_p]) |
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
20 |
get_driver_count = int_output(lgdal.OGRGetDriverCount, []) |
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
21 |
get_driver_name = const_string_output(lgdal.OGR_Dr_GetName, [c_void_p]) |
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
22 |
|
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
23 |
### DataSource ### |
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
24 |
open_ds = voidptr_output(lgdal.OGROpen, [c_char_p, c_int, POINTER(c_void_p)]) |
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
25 |
destroy_ds = void_output(lgdal.OGR_DS_Destroy, [c_void_p], errcheck=False) |
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
26 |
release_ds = void_output(lgdal.OGRReleaseDataSource, [c_void_p]) |
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
27 |
get_ds_name = const_string_output(lgdal.OGR_DS_GetName, [c_void_p]) |
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
28 |
get_layer = voidptr_output(lgdal.OGR_DS_GetLayer, [c_void_p, c_int]) |
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
29 |
get_layer_by_name = voidptr_output(lgdal.OGR_DS_GetLayerByName, [c_void_p, c_char_p]) |
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
30 |
get_layer_count = int_output(lgdal.OGR_DS_GetLayerCount, [c_void_p]) |
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
31 |
|
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
32 |
### Layer Routines ### |
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
33 |
get_extent = void_output(lgdal.OGR_L_GetExtent, [c_void_p, POINTER(OGREnvelope), c_int]) |
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
34 |
get_feature = voidptr_output(lgdal.OGR_L_GetFeature, [c_void_p, c_long]) |
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
35 |
get_feature_count = int_output(lgdal.OGR_L_GetFeatureCount, [c_void_p, c_int]) |
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
36 |
get_layer_defn = voidptr_output(lgdal.OGR_L_GetLayerDefn, [c_void_p]) |
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
37 |
get_layer_srs = srs_output(lgdal.OGR_L_GetSpatialRef, [c_void_p]) |
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
38 |
get_next_feature = voidptr_output(lgdal.OGR_L_GetNextFeature, [c_void_p]) |
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
39 |
reset_reading = void_output(lgdal.OGR_L_ResetReading, [c_void_p], errcheck=False) |
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
40 |
test_capability = int_output(lgdal.OGR_L_TestCapability, [c_void_p, c_char_p]) |
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
41 |
|
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
42 |
### Feature Definition Routines ### |
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
43 |
get_fd_geom_type = int_output(lgdal.OGR_FD_GetGeomType, [c_void_p]) |
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
44 |
get_fd_name = const_string_output(lgdal.OGR_FD_GetName, [c_void_p]) |
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
45 |
get_feat_name = const_string_output(lgdal.OGR_FD_GetName, [c_void_p]) |
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
46 |
get_field_count = int_output(lgdal.OGR_FD_GetFieldCount, [c_void_p]) |
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
47 |
get_field_defn = voidptr_output(lgdal.OGR_FD_GetFieldDefn, [c_void_p, c_int]) |
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
48 |
|
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
49 |
### Feature Routines ### |
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
50 |
clone_feature = voidptr_output(lgdal.OGR_F_Clone, [c_void_p]) |
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
51 |
destroy_feature = void_output(lgdal.OGR_F_Destroy, [c_void_p], errcheck=False) |
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
52 |
feature_equal = int_output(lgdal.OGR_F_Equal, [c_void_p, c_void_p]) |
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
53 |
get_feat_geom_ref = geom_output(lgdal.OGR_F_GetGeometryRef, [c_void_p]) |
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
54 |
get_feat_field_count = int_output(lgdal.OGR_F_GetFieldCount, [c_void_p]) |
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
55 |
get_feat_field_defn = voidptr_output(lgdal.OGR_F_GetFieldDefnRef, [c_void_p, c_int]) |
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
56 |
get_fid = int_output(lgdal.OGR_F_GetFID, [c_void_p]) |
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
57 |
get_field_as_datetime = int_output(lgdal.OGR_F_GetFieldAsDateTime, [c_void_p, c_int, c_int_p, c_int_p, c_int_p, c_int_p, c_int_p, c_int_p]) |
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
58 |
get_field_as_double = double_output(lgdal.OGR_F_GetFieldAsDouble, [c_void_p, c_int]) |
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
59 |
get_field_as_integer = int_output(lgdal.OGR_F_GetFieldAsInteger, [c_void_p, c_int]) |
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
60 |
get_field_as_string = const_string_output(lgdal.OGR_F_GetFieldAsString, [c_void_p, c_int]) |
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
61 |
get_field_index = int_output(lgdal.OGR_F_GetFieldIndex, [c_void_p, c_char_p]) |
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
62 |
|
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
63 |
### Field Routines ### |
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
64 |
get_field_name = const_string_output(lgdal.OGR_Fld_GetNameRef, [c_void_p]) |
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
65 |
get_field_precision = int_output(lgdal.OGR_Fld_GetPrecision, [c_void_p]) |
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
66 |
get_field_type = int_output(lgdal.OGR_Fld_GetType, [c_void_p]) |
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
67 |
get_field_type_name = const_string_output(lgdal.OGR_GetFieldTypeName, [c_int]) |
|
ff1a9aa48cfd
Load ../vendor/django into trunk/app/django.
Pawel Solyga <Pawel.Solyga@gmail.com>
parents:
diff
changeset
|
68 |
get_field_width = int_output(lgdal.OGR_Fld_GetWidth, [c_void_p]) |