com.navigine.idl.java.GeometryUtils Class Reference

A set of functions for working with geometries. More...

Static Public Member Functions
static float	distanceBetweenGlobalPoints (GlobalPoint from, GlobalPoint to)
	Get distance between GPS points.
static float	distanceBetweenPoints (Point from, Point to)
	Get distance between points.
static float	segmentLength (Segment segment)
	Get length of segment.
static float	polygonArea (Polygon polygon)
	Get polygon area.
static Point	polygonCenter (Polygon polygon)
	Get polygon geometric center.
static boolean	polygonContainsPoint (Polygon polygon, Point point)
	Checks that polygon contains point.
static float	segmentPointDistance (Segment segment, Point point)
	Get distance from segment to point.
static boolean	segmentIntersectsSegment (Segment segment1, Segment segment2)
	Checks the intersection of two segments.
static Point	segmentIntersectionSegment (Segment segment1, Segment segment2)
	Calculate the intersection point of two segments.
static float	divisionRatioBySegment (Segment segment1, Segment segment2)
	Calculate the division ratio of a segment by a given segment(if intersects)
static Point	getRatioPoint (Segment segment, double r)
	Calculate projection point on a segment.
static double	getProjectionRatio (Segment segment, Point point)
	Calculate the division ratio of a segment by a given point Calculate projection point on a segment.

Detailed Description

A set of functions for working with geometries.

Definition at line 16 of file GeometryUtils.java.

Member Function Documentation

distanceBetweenGlobalPoints()

static float com.navigine.idl.java.GeometryUtils.distanceBetweenGlobalPoints ( GlobalPoint from, GlobalPoint to )

inlinestatic

Get distance between GPS points.

Parameters

from	start point of calculation GlobalPoint
to	end point of calculation GlobalPoint

Returns

distance in meters

Definition at line 23 of file GeometryUtils.java.

distanceBetweenPoints()

static float com.navigine.idl.java.GeometryUtils.distanceBetweenPoints ( Point from, Point to )

inlinestatic

Get distance between points.

Parameters

from	start point of calculation Point
to	end point of calculation Point

Returns

distance in meters

Definition at line 35 of file GeometryUtils.java.

divisionRatioBySegment()

static float com.navigine.idl.java.GeometryUtils.divisionRatioBySegment ( Segment segment1, Segment segment2 )

inlinestatic

Calculate the division ratio of a segment by a given segment(if intersects)

Parameters

segment1	first segment of calculation Segment
segment2	second segment of calculation Segment

Returns

division ratio

Definition at line 125 of file GeometryUtils.java.

getProjectionRatio()

static double com.navigine.idl.java.GeometryUtils.getProjectionRatio ( Segment segment, Point point )

inlinestatic

Calculate the division ratio of a segment by a given point Calculate projection point on a segment.

Parameters

segment	segment of calculation Segment
point	point of calculation Point

Returns

division ratio

Definition at line 150 of file GeometryUtils.java.

getRatioPoint()

static Point com.navigine.idl.java.GeometryUtils.getRatioPoint ( Segment segment, double r )

inlinestatic

Calculate projection point on a segment.

Parameters

segment	segment of calculation Segment
r	division ratio

Returns

ratio point Point

Definition at line 137 of file GeometryUtils.java.

polygonArea()

static float com.navigine.idl.java.GeometryUtils.polygonArea ( Polygon polygon )

inlinestatic

Get polygon area.

Parameters

polygon

polygon object for calculation Polygon

Returns

area in meters

Definition at line 56 of file GeometryUtils.java.

polygonCenter()

static Point com.navigine.idl.java.GeometryUtils.polygonCenter ( Polygon polygon )

inlinestatic

Get polygon geometric center.

Parameters

polygon

polygon object for calculation Polygon

Returns

center point Point

Definition at line 66 of file GeometryUtils.java.

polygonContainsPoint()

static boolean com.navigine.idl.java.GeometryUtils.polygonContainsPoint ( Polygon polygon, Point point )

inlinestatic

Checks that polygon contains point.

Parameters

polygon	polygon object in which looking for contents Polygon
point	checking point object Point

Returns

contains or not

Definition at line 77 of file GeometryUtils.java.

segmentIntersectionSegment()

static Point com.navigine.idl.java.GeometryUtils.segmentIntersectionSegment ( Segment segment1, Segment segment2 )

inlinestatic

Calculate the intersection point of two segments.

Parameters

segment1	first segment of calculation Segment
segment2	second segment of calculation Segment

Returns

intersection point Point

Definition at line 113 of file GeometryUtils.java.

segmentIntersectsSegment()

static boolean com.navigine.idl.java.GeometryUtils.segmentIntersectsSegment ( Segment segment1, Segment segment2 )

inlinestatic

Checks the intersection of two segments.

Parameters

segment1	first segment of calculation Segment
segment2	second segment of calculation Segment

Returns

intersects or not

Definition at line 101 of file GeometryUtils.java.

segmentLength()

static float com.navigine.idl.java.GeometryUtils.segmentLength ( Segment segment )

inlinestatic

Get length of segment.

Parameters

segment

segment object for calculation Segment

Returns

length in meters

Definition at line 46 of file GeometryUtils.java.

segmentPointDistance()

static float com.navigine.idl.java.GeometryUtils.segmentPointDistance ( Segment segment, Point point )

inlinestatic

Get distance from segment to point.

Parameters

segment	start segment of calculation Segment
point	end point of calculation Point

Returns

distance in meters

Definition at line 89 of file GeometryUtils.java.

---

The documentation for this class was generated from the following file:

• GeometryUtils.java