BMFCalculateUtils class

计算工具接口

Constructors

BMFCalculateUtils()

Properties

hashCode int
The hash code for this object. [...]
read-only, inherited
runtimeType Type
A representation of the runtime type of the object.
read-only, inherited

Methods

noSuchMethod(Invocation invocation) → dynamic
Invoked when a non-existent method or property is accessed. [...]
inherited
toString() String
Returns a string representation of this object.
inherited

Operators

operator ==(Object other) bool
The equality operator. [...]
inherited

Static Methods

areaBetweenCoordinates(BMFCoordinate leftTop, BMFCoordinate rightBottom) Future<double>
计算地理矩形区域的面积 [...]
calculatePolygonArea(List<BMFCoordinate> coordinates) Future<double>
计算多边形polygon面积 [...]
circleContainsCoordinate(BMFCoordinate coord, BMFCoordinate center, double radius) Future<bool>
判断点是否在圆内 [...]
coordConvert({BMFCoordinate coordinate, BMF_COORD_TYPE fromType, BMF_COORD_TYPE toType}) Future<BMFCoordinate>
经纬度坐标之间的坐标转换 [...]
getDirectionFromCoords(BMFCoordinate startCoord, BMFCoordinate endCoord) Future<double>
获取矢量坐标方向 [...]
getLocationDistance(BMFCoordinate startCoord, BMFCoordinate endCoord) Future<double>
计算两点之间的距离 [...]
getNearestPointToLine(List<BMFCoordinate> polyLine, BMFCoordinate coord) Future<BMFCoordinate>
返回某点距线上最近的点 [...]
getPointToTheVerticalFootOfLine(BMFCoordinate coord, BMFCoordinate lineStart, BMFCoordinate lineEnd) Future<BMFCoordinate>
获取点到线段的垂足 [...]
polygonContainsCoordinate(BMFCoordinate coord, List<BMFCoordinate> polygon) Future<bool>
判断点是否在多边形内 [...]