27 #include "terralib_config.h"
28 #include "../common/Translator.h"
29 #include "../srs/Converter.h"
47 #ifdef TERRALIB_GEOS_ENABLED
49 #include <geos/geom/Geometry.h>
50 #include <geos/util/GEOSException.h>
56 :
Curve(t, srid, mbr),
65 :
Curve(t, srid, mbr),
73 m_zA = static_cast<double*>(malloc(8 * size));
76 m_mA = static_cast<double*>(malloc(8 * size));
83 m_zA =
static_cast<double*
>(malloc(8 * size));
84 m_mA =
static_cast<double*
>(malloc(8 * size));
104 m_zA =
static_cast<double*
>(malloc(8 * rhs.
m_nPts));
110 m_mA =
static_cast<double*
>(malloc(8 * rhs.
m_nPts));
142 m_zA =
static_cast<double*
>(malloc(
sizeof(
double ) * rhs.
m_nPts));
143 memcpy( m_zA, rhs.
m_zA,
sizeof(
double ) * rhs.
m_nPts );
152 m_mA =
static_cast<double*
>(malloc(
sizeof(
double ) * rhs.
m_nPts));
153 memcpy( m_mA, rhs.
m_mA,
sizeof(
double ) * rhs.
m_nPts);
183 #ifdef TERRALIB_MOD_SRS_ENABLED
189 converter->setSourceSRID(getSRID());
191 converter->setTargetSRID(srid);
193 double* pt = (
double*)(m_coords);
195 converter->convert(pt, &(pt[1]), static_cast<long>(size()), 2);
202 throw Exception(
TE_TR(
"transform method is not supported!"));
203 #endif // TERRALIB_MOD_SRS_ENABLED
213 const std::size_t nPts = size();
218 double minx = m_coords[0].x;
219 double miny = m_coords[0].y;
220 double maxx = m_coords[0].x;
221 double maxy = m_coords[0].y;
223 for(std::size_t i = 1; i < nPts; ++i)
225 if(minx > m_coords[i].x) minx = m_coords[i].x;
226 if(miny > m_coords[i].y) miny = m_coords[i].y;
227 if(maxx < m_coords[i].x) maxx = m_coords[i].x;
228 if(maxy < m_coords[i].y) maxy = m_coords[i].y;
256 return getPointN(m_nPts - 1);
262 return m_coords[0] == m_coords[m_nPts - 1];
274 memcpy(coords, m_coords, (m_nPts < size ? m_nPts * 16 : size * 16));
278 if((m_gType & 0xF00) == 0x300)
280 double* zA =
static_cast<double*
>(malloc(8 * size));
281 memcpy(zA, m_zA, (m_nPts < size ? m_nPts : size));
286 if((m_gType & 0xF00) == 0x700)
288 double* mA =
static_cast<double*
>(malloc(8 * size));
289 memcpy(mA, m_mA, (m_nPts < size ? m_nPts : size));
294 if((m_gType & 0xF00) == 0xB00)
296 double* zA =
static_cast<double*
>(malloc(8 * size));
297 memcpy(zA, m_zA, (m_nPts < size ? m_nPts : size));
301 double* mA =
static_cast<double*
>(malloc(8 * size));
302 memcpy(mA, m_mA, (m_nPts < size ? m_nPts : size));
327 if((m_gType & 0xF00) == 0x000)
328 return new Point(m_coords[i].x, m_coords[i].y, m_srid, 0);
330 if((m_gType & 0xF00) == 0x300)
331 return new PointZ(m_coords[i].x, m_coords[i].y, m_zA[i], m_srid, 0);
333 if((m_gType & 0xF00) == 0x700)
334 return new PointM(m_coords[i].x, m_coords[i].y, m_mA[i], m_srid, 0);
336 return new PointZM(m_coords[i].x, m_coords[i].y, m_zA[i], m_mA[i], m_srid, 0);
343 m_coords[i].x = p.
getX();
344 m_coords[i].y = p.
getY();
362 assert((i < m_nPts) && (m_zA != 0));
370 assert((i < m_nPts) && (m_mA != 0));
378 assert((i < m_nPts) && (m_zA != 0) && (m_mA != 0));
388 return m_coords[i].x;
394 return m_coords[i].y;
399 assert((i < m_nPts) && (m_zA != 0));
405 assert((i < m_nPts) && (m_mA != 0));
424 assert((i < m_nPts) && (m_zA != 0));
430 assert((i < m_nPts) && (m_mA != 0));
void setZ(std::size_t i, const double &z)
It sets the n-th z coordinate value.
virtual const double & getM() const
It returns the Point m-coordinate value, if it has one or DoubleNotANumber otherwise.
void makeInvalid()
It will invalidated the envelope.
GeomType
Each enumerated type is compatible with a Well-known Binary (WKB) type code.
LineString(GeomType t, int srid=0, Envelope *mbr=0)
It initializes the linestring with the specified spatial reference system id and envelope.
void computeMBR(bool cascade) const
It computes the minimum bounding rectangle for the linestring.
void setX(std::size_t i, const double &x)
It sets the n-th x coordinate value.
static const std::string sm_typeName
Point * getEndPoint() const
It returns the curve end point.
Curve is an abstract class that represents 1-dimensional geometric objects stored as a sequence of co...
virtual te::dt::AbstractData * clone() const
It clones the linestring.
void makeEmpty()
It clears all the coordinates.
Point * getStartPoint() const
The length of this Curve in its associated spatial reference.
Point * getPointN(std::size_t i) const
It returns the specified point in this LineString.
A point with x and y coordinate values.
virtual ~LineString()
Virtual destructor.
An utility struct for representing 2D coordinates.
virtual const double & getZ() const
It returns the Point z-coordinate value, if it has one or DoubleNotANumber otherwise.
virtual Curve & operator=(const Curve &rhs)
Assignment operator.
#define TE_TR(message)
It marks a string in order to get translated.
double * m_zA
A pointer to z values.
A point with a z-coordinate value and an associated measurement.
bool isClosed() const
It returns true if the curve is closed (startPoint = endPoint).
std::size_t m_nPts
The number of coordinates of the LineString.
const double & getY(std::size_t i) const
It returns the n-th y coordinate value.
A point with an associated measure.
An Envelope defines a 2D rectangular region.
A point with z-coordinate value.
LineString is a curve with linear interpolation between points.
double * getM() const
It returns a pointer to the internal array of m-values.
const double & getY() const
It returns the Point y-coordinate value.
A point with x and y coordinate values.
void setPoint(std::size_t i, const double &x, const double &y)
It sets the value of the specified point.
An Envelope defines a 2D rectangular region.
const double & getX(std::size_t i) const
It returns the n-th x coordinate value.
void setNumCoordinates(std::size_t size)
It reserves room for the number of coordinates in this LineString.
A base class for values that can be retrieved from the data access module.
Coord2D * m_coords
A pointer to x, y values.
void setPointZ(std::size_t i, const double &x, const double &y, const double &z)
It sets the value of the specified point.
virtual LineString & operator=(const LineString &rhs)
Assignment operator.
This class is designed to declare objects to be thrown as exceptions by TerraLib. ...
Geometry is the root class of the geometries hierarchy, it follows OGC and ISO standards.
A class that converts a TerraLib geometry to a GEOS geometry.
An exception class for the Geometry module.
void setM(std::size_t i, const double &m)
It sets the n-th m measure value.
A Converter is responsible for the conversion of coordinates between different Coordinate Systems (CS...
Geometry * locateBetween(const double &mStart, const double &mEnd) const
It returns a derived geometry collection value according to the range of coordinate values inclusivel...
void setPointZM(std::size_t i, const double &x, const double &y, const double &z, const double &m)
It sets the value of the specified point.
void setSRID(int srid)
It sets the Spatial Reference System ID of the linestring.
void setPointM(std::size_t i, const double &x, const double &y, const double &m)
It sets the value of the specified point.
GeomType m_gType
Internal geometry type.
LineString is a curve with linear interpolation between points.
void setPointN(std::size_t i, const Point &p)
It sets the value of the specified point to this new one.
void setY(std::size_t i, const double &y)
It sets the n-th y coordinate value.
Configuration flags for the Vector Geometry Model of TerraLib.
A point with z-coordinate value.
A point with a z-coordinate value and an associated measurement.
An utility struct for representing 2D coordinates.
A point with an associated measure.
double * getZ() const
It returns a pointer to the internal array of z-values.
const double & getX() const
It returns the Point x-coordinate value.
double * m_mA
A pointer to m values.
void transform(int srid)
It converts the coordinate values of the linestring to the new spatial reference system.
const std::string & getGeometryType() const
The name of instantiable subtype is: LineString.