tech.spiro.addrparser.tool

Class MapTools

java.lang.Object

tech.spiro.addrparser.tool.MapTools

public class MapTools
extends Object

Tools related with map calculating.

Since:

1.0

Author:

Spiro Huang

Constructor Summary

Constructors

Constructor and Description
MapTools()

Method Summary

Modifier and Type	Method and Description
static double	getPoint2LineDistance(Point p, Point lineStartPoint, Point lineEndPoint) Calculate point to line distance (meter)
static double	getPoint2PointDistance(Point p1, Point p2) Calculate point to point distance (meter)
static boolean	inCircleArea(Point p, Point centerPoint, double radius) To determine whether a point in a circle
static boolean	inPolygonArea(Point p, Point[] area) To determine whether a point in a polygon
static boolean	inRectangleArea(Point p, Point upLeftPoint, Point downRightPoint) To determine whether a point in a rectangle
static boolean	yawing(Point p, Point[] line, double distance) To determine whether a point is yawing

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

MapTools

public MapTools()

Method Detail

getPoint2PointDistance

public static double getPoint2PointDistance(Point p1,
                                            Point p2)

Calculate point to point distance (meter)

Parameters:

p1 - one of 2 points

p2 - one of 2 points

Returns:

Distance of 2 points.

getPoint2LineDistance

public static double getPoint2LineDistance(Point p,
                                           Point lineStartPoint,
                                           Point lineEndPoint)

Calculate point to line distance (meter)

Parameters:

p - point

lineStartPoint - line start point

lineEndPoint - line end point

Returns:

distance of point to line.

inCircleArea

public static boolean inCircleArea(Point p,
                                   Point centerPoint,
                                   double radius)

To determine whether a point in a circle

Parameters:

p - The point to determine

centerPoint - Circle center point

radius - Circle radius

Returns:

true, point in circle, otherwise false.

inRectangleArea

public static boolean inRectangleArea(Point p,
                                      Point upLeftPoint,
                                      Point downRightPoint)

To determine whether a point in a rectangle

Parameters:

p - The point to determine

upLeftPoint - Rectangle up left point

downRightPoint - Rectangle down right point

Returns:

true, point in rectangle, otherwise false.

inPolygonArea

public static boolean inPolygonArea(Point p,
                                    Point[] area)

To determine whether a point in a polygon

Parameters:

p - The point to determine

area - Polygon

Returns:

true, point in polygon, otherwise false.

yawing

public static boolean yawing(Point p,
                             Point[] line,
                             double distance)

To determine whether a point is yawing

Parameters:

p - The point to determine

line - Track points

distance - Yawing distance

Returns:

true, point yawing, otherwise false.