Changes in test/doc to reflect changes in assign

[SVN r71209]

doc/src/examples/algorithms/assign.cpp

@@ -0,0 +1,61 @@
+// Boost.Geometry (aka GGL, Generic Geometry Library)
+// QuickBook Example
+
+// Copyright (c) 2011 Barend Gehrels, Amsterdam, the Netherlands.
+
+// Use, modification and distribution is subject to the Boost Software License,
+// Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
+// http://www.boost.org/LICENSE_1_0.txt)
+
+//[assign
+//` Shows how to assign a geometry to another
+
+#include <iostream>
+
+#include <boost/geometry/geometry.hpp>
+#include <boost/geometry/geometries/adapted/tuple_cartesian.hpp>
+
+int main()
+{
+    typedef boost::geometry::model::d2::point_xy<double> point;
+    typedef boost::geometry::model::box<point> box;
+    typedef boost::geometry::model::polygon<point> polygon;
+
+    point p1;
+    box b;
+    boost::geometry::assign_values(p1, 1, 1);
+    boost::geometry::assign_values(b, 1, 1, 2, 2);
+    
+    // Assign a box to a polygon (conversion box->poly)
+    polygon p;
+    boost::geometry::assign(b, p);
+
+    // Assign a point to another point type (conversion of point-type)
+    boost::tuple<double, double> p2;
+    boost::geometry::assign(p1, p2);
+        
+    
+    using boost::geometry::dsv;
+    std::cout
+        << "box: " << dsv(b) << std::endl
+        << "polygon: " << dsv(p) << std::endl
+        << "point: " << dsv(p) << std::endl
+        << "point tuples: " << dsv(p2) << std::endl
+        ;
+
+    return 0;
+}
+
+//]
+
+
+//[assign_output
+/*`
+Output:
+[pre
+box: ((1, 1), (2, 2))
+first: (1, 1)
+second: (2, 2)
+]
+*/
+//]