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revision 1611 by jan, Tue Aug 19 21:24:20 2003 UTC revision 2704 by bernhard, Sun Sep 24 18:52:59 2006 UTC
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2  Python bindings for Shapelib  Python bindings for Shapelib
3  ============================  ============================
4    
5  These are two python modules for shapelib created with SWIG.  These are three python modules for shapelib:
6    
7  Shapelib is a free software library for reading and writing ESRI shape     shapelib     read/write shapefiles
8  files and can be found at http://gdal.velocet.ca/projects/shapelib.  
9       dbflib       read/write dbf files
10    
11  SWIG is tool that can generate wrappers of C and C++ libraries for a     shptree      quadtree for shapes
 variety of scripting languages. It's homepage is www.swig.org.  
12    
13  The two modules here wrap the shape file reading and writing API and the  Shapelib is a free software library for reading and writing ESRI shape
14  DBF file reading and writing API. The shape file bindings are currently  files and can be found at http://shapelib.maptools.org/.
15  limited to 2-dimensional data.  
16    The bindings were partly created with SWIG, a tool that can generate
17    wrappers of C and C++ libraries for a variety of scripting languages.
18    It's homepage is http://www.swig.org.
19    
20    The bindings themselves don't have a homepage at the moment, but the
21    source tarballs/zip files can be downloaded from
22    http://ftp.intevation.de/users/bh/pyshapelib/
23    
24    
25  Requirements  Requirements
26  ------------  ------------
27    
28  To compile the bindings, you need shapelib 1.2.8. Older versions may or  To compile the bindings, you need shapelib 1.2.9 or newer and Python 2.0
29  may not work, I've only tested the code with 1.2.8.  or newer.
30    
31  SWIG is not required. The files generated by SWIG are contained in the  SWIG is not required. The files generated by SWIG are contained in the
32  archive. If modify shapelib.i or dbflib.i and need to recreate the  archive. If you modify shapelib.i or dbflib.i and need to recreate the
33  generated files, you need at least SWIG 1.3.  generated files, you need SWIG 1.3 Alpha 5.  It's unlikely that other
34    versions will work.
35    In addition you need to add the following lines to  initdbflibc(void)
36    in dbflib_wrap.c.
37        /* because we are in a python module now, we can give out
38         * pointers to python's locale agonistic function
39         * XXX this clearly is a hack
40         */
41        DBFSetatof_function(&PyOS_ascii_atof);
42    
43  You also need Python, of course. If you installed prebuilt packages such  You also need Python, of course.  If you installed prebuilt packages
44  as RPMs of some Linux distributions, please make sure that the  such as RPMs of some Linux distributions, please make sure that the
45  development package is also installed.  development package is also installed.
46    
47    
# Line 44  Pyshapelib uses the python distutils whi Line 59  Pyshapelib uses the python distutils whi
59  and are also available separately from python.org for older versions.  and are also available separately from python.org for older versions.
60    
61  To compile the bindings, unpack the archive under the shapelib archive  To compile the bindings, unpack the archive under the shapelib archive
62  or move the directory there if you've already unpacked it. Then run  or move the directory there if you've already unpacked it.  The setup
63    script expects to find the shapelib files in the parent directory.  Then
64    run
65    
66      python setup.py build      python setup.py build
67    
# Line 72  There's no real documentation for the py Line 89  There's no real documentation for the py
89  there's a simple demo/test script called pytest.py.  there's a simple demo/test script called pytest.py.
90    
91  The change history is recorded in NEWS and in detail in ChangeLog.  The change history is recorded in NEWS and in detail in ChangeLog.
92    
93    
94    Contact Information
95    -------------------
96    
97    pyshapelib is currently being developed as part of the interactive
98    viewer for geographic data Thuban, so the best way to reach the
99    developers is to post on the Thuban mailing lists.
100    
101    Thuban:
102       http://thuban.intevation.org/
103    
104    Thuban mailing lists:
105       http://thuban.intevation.org/mailinglist.html
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