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EWKBReader.h
Go to the documentation of this file.
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/* Copyright (C) 2008 National Institute For Space Research (INPE) - Brazil.
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This file is part of the TerraLib - a Framework for building GIS enabled applications.
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TerraLib is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation, either version 3 of the License,
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or (at your option) any later version.
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TerraLib is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with TerraLib. See COPYING. If not, write to
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TerraLib Team at <terralib-team@terralib.org>.
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*/
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/*!
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\file terralib/postgis/EWKBReader.h
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\brief An utility class for reading a PostGIS EWKB.
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*/
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#ifndef __TERRALIB_POSTGIS_INTERNAL_EWKBREADER_H
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#define __TERRALIB_POSTGIS_INTERNAL_EWKBREADER_H
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// TerraLib
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#include "../common/Static.h"
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#include "../geometry/Enums.h"
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#include "
Config.h
"
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// Forward declarations
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#include "../geometry_fw.h"
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namespace
te
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{
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namespace
pgis
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{
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/*!
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\class EWKBReader
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\brief An utility class for reading a PostGIS EWKB.
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*/
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class
TEPGISEXPORT
EWKBReader
:
public
te::common::Static
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{
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public
:
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/*!
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\brief It returns a valid geometry from a given EWKB.
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\param ewkb A valid EWKB geometry.
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\return A geometry created from reading the EWKB. The caller of this method will take the ownership of the returned geometry.
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*/
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static
te::gm::Geometry
* read(
const
char
* ewkb);
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/*!
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\brief It returns a valid geometry from a given hex-encoded EWKB.
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\param hewkb An hex-encoded EWKB geometry.
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\return A geometry created from reading the HEWKB. The caller of this method will take the ownership of the returned geometry.
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*/
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static
te::gm::Geometry
* readHex(
const
char
* hewkb);
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private
:
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static
te::gm::Geometry
* getGeometry(
const
char
* ewkb,
const
char
** endptr);
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static
te::gm::Point
* getPoint(
const
char
* ewkb,
const
char
** endptr);
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static
te::gm::LineString
* getLineString(
const
char
* ewkb,
const
char
** endptr);
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static
te::gm::LinearRing
* getLinearRing(
const
char
* ewkb,
te::gm::GeomType
t,
int
srid,
char
wkbByteOrder,
const
char
** endptr);
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static
te::gm::Polygon
* getPolygon(
const
char
* ewkb,
const
char
** endptr);
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static
te::gm::GeometryCollection
* getGeometryCollection(
const
char
* ewkb,
const
char
** endptr);
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};
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}
// end namespace pgis
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}
// end namespace te
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#endif // __TERRALIB_POSTGIS_INTERNAL_EWKBREADER_H
te::gm::GeomType
GeomType
Each enumerated type is compatible with a Well-known Binary (WKB) type code.
Definition:
Enums.h:41
TEPGISEXPORT
#define TEPGISEXPORT
You can use this macro in order to export/import classes and functions from this module.
Definition:
Config.h:195
te::gm::LinearRing
A LinearRing is a LineString that is both closed and simple.
Definition:
LinearRing.h:53
te::gm::LineString
LineString is a curve with linear interpolation between points.
Definition:
LineString.h:62
te::gm::Point
A point with x and y coordinate values.
Definition:
Point.h:50
Config.h
Configuration flags for the PostGIS Driver Implementation of TerraLib.
te::pgis::EWKBReader
An utility class for reading a PostGIS EWKB.
Definition:
EWKBReader.h:46
te::gm::Geometry
Geometry is the root class of the geometries hierarchy, it follows OGC and ISO standards.
Definition:
Geometry.h:73
te::gm::Polygon
Polygon is a subclass of CurvePolygon whose rings are defined by linear rings.
Definition:
Polygon.h:50
te::gm::GeometryCollection
It is a collection of other geometric objects.
Definition:
GeometryCollection.h:57
te::common::Static
A base type for static classes.
Definition:
Static.h:43
AA_TL5_master
terralib5
src
terralib
postgis
EWKBReader.h
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