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| <div class="titlepage"><div><div><h4 class="title"> |
| <a name="geometry.reference.io.wkt"></a><a class="link" href="wkt.html" title="WKT (Well-Known Text)">WKT (Well-Known Text)</a> |
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| <dt><span class="section"><a href="wkt/read_wkt.html">read_wkt</a></span></dt> |
| <dt><span class="section"><a href="wkt/wkt.html">wkt</a></span></dt> |
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| <p> |
| WKT is a general markup format in ASCII. It is described in detail on |
| <a href="http://en.wikipedia.org/wiki/Well-known_text" target="_top">Wikipedia</a> |
| </p> |
| <p> |
| Boost Geometry supports the common formats (POINT, LINESTRING, POLYGON, |
| MULTIPOINT, MULTILINESTRING, MULTIPOLYGON). |
| </p> |
| <p> |
| Because Boost.Geometry also supports Box and Segment geometries, which |
| are not standard OGC geometries, there are some extensions: |
| </p> |
| <h6> |
| <a name="geometry.reference.io.wkt.h0"></a> |
| <span class="phrase"><a name="geometry.reference.io.wkt.box"></a></span><a class="link" href="wkt.html#geometry.reference.io.wkt.box">Box</a> |
| </h6> |
| <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; "> |
| <li class="listitem"> |
| can be read from WKT by specifying either a polygon (with 4 points) |
| or a specific BOX string (non OGC) |
| </li> |
| <li class="listitem"> |
| streamed to WKT as a POLYGON |
| </li> |
| </ul></div> |
| <h6> |
| <a name="geometry.reference.io.wkt.h1"></a> |
| <span class="phrase"><a name="geometry.reference.io.wkt.segment"></a></span><a class="link" href="wkt.html#geometry.reference.io.wkt.segment">Segment</a> |
| </h6> |
| <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; "> |
| <li class="listitem"> |
| can be read from WKT by specifying either a linestring (with 2 points) |
| or a specific SEGMENT string (non OGC) |
| </li> |
| <li class="listitem"> |
| streamed to WKT as a LINESTRING |
| </li> |
| </ul></div> |
| <h6> |
| <a name="geometry.reference.io.wkt.h2"></a> |
| <span class="phrase"><a name="geometry.reference.io.wkt.ring"></a></span><a class="link" href="wkt.html#geometry.reference.io.wkt.ring">Ring</a> |
| </h6> |
| <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; "> |
| <li class="listitem"> |
| can be read from WKT by specifying a polygon (with no holes) |
| </li> |
| <li class="listitem"> |
| streamed to WKT as POLYGON |
| </li> |
| </ul></div> |
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| <td align="right"><div class="copyright-footer">Copyright © 2009-2015 Barend Gehrels, Bruno Lalande, |
| Mateusz Loskot, Adam Wulkiewicz, Oracle and/or its affiliates<p> |
| Distributed under the Boost Software License, Version 1.0. (See accompanying |
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