add geometry_to_wkb test utililty

utils/geometry_to_wkb/Jamroot

@@ -0,0 +1,19 @@
+######################################################################
+
+MAPNIK_INCLUDE_DIR = "/opt/mapnik/include" ;
+MAPNIK_LIB_DIR = "/opt/mapnik/lib" ;
+BOOST_INCLUDE_DIR = "/opt/boost_1_48_0/include" ;
+
+
+lib mapnik : : <name>mapnik <search>$(MAPNIK_LIB_DIR) ;
+lib icu : : <name>icuuc <search>/usr/local/lib ;
+
+exe to_wkb :
+    main.cpp
+    .//mapnik
+    .//icu
+    :
+    <include>$(MAPNIK_INCLUDE_DIR)
+    <include>$(BOOST_INCLUDE_DIR)   
+    ;
+

utils/geometry_to_wkb/main.cpp

@@ -0,0 +1,103 @@
+/*****************************************************************************
+ * 
+ * This file is part of Mapnik (c++ mapping toolkit)
+ *
+ * Copyright (C) 2011 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
+ *
+ *****************************************************************************/
+
+//$Id$
+
+#include <iostream>
+#include <string>
+
+#include <mapnik/geometry.hpp>
+#include <mapnik/feature.hpp>
+#include <mapnik/datasource_cache.hpp>
+#include <mapnik/util/geometry_to_wkb.hpp>
+
+#include <boost/foreach.hpp>
+
+
+int main (int argc, char ** argv )
+{
+
+    if ( argc !=2) 
+    {
+        std::cerr << "Usage: " << argv[0] << " <path-to-shapefile>\n";
+        return EXIT_SUCCESS;
+    }
+    
+    std::cerr << "Geometry to WKB converter\n";
+    
+    mapnik::datasource_cache::instance()->register_datasources("/opt/mapnik/lib/mapnik/input/");
+    
+    std::string filename(argv[1]);
+    std::cerr << filename << std::endl;
+    
+    mapnik::parameters p;
+    p["type"] = "shape";
+    p["file"] = filename;
+
+    mapnik::datasource_ptr ds;
+    
+    try
+    {
+        ds = mapnik::datasource_cache::instance()->create(p);
+    }
+    catch ( ... )
+    {
+        std::cerr << "Can't create datasource!\n";
+        return EXIT_FAILURE;
+    }
+    
+    if (ds)
+    {       
+        std::cerr << ds->envelope() << std::endl;        
+        
+        mapnik::query q(ds->envelope());
+        mapnik::featureset_ptr fs = ds->features(q);
+        mapnik::feature_ptr f = fs->next();
+        
+        while(f)
+        {
+            std::cerr << *f << std::endl;
+            boost::ptr_vector<mapnik::geometry_type> & paths = f->paths();
+            BOOST_FOREACH ( mapnik::geometry_type const& geom, paths)
+            {
+                // NDR
+                {
+                    mapnik::util::wkb_buffer_ptr wkb = mapnik::util::to_wkb(geom,mapnik::util::wkbNDR);
+                    std::cerr << mapnik::util::to_hex(wkb->buffer(),wkb->size()) << std::endl;
+                }
+                // XDR
+                {
+                    mapnik::util::wkb_buffer_ptr wkb = mapnik::util::to_wkb(geom,mapnik::util::wkbXDR);
+                    std::cerr << mapnik::util::to_hex(wkb->buffer(),wkb->size()) << std::endl;
+                }
+            }
+            
+            f = fs->next();
+        }
+    }
+    
+    
+    
+    return EXIT_SUCCESS;
+}
+
+