QtPositioning QML Type

The QtPositioning global object provides useful functions for working with location-based types in QML. 更多...

import 语句： import QtPositioning

所有成员列表，包括继承成员

方法

geoCircle circle ()
geoCircle circle (coordinate center , real radius )
point coordToMercator (coordinate coord )
coordinate coordinate ()
coordinate coordinate (real latitude , real longitude , real altitude )
coordinate mercatorToCoord (point mercator )
geoPath path ()
geoPath path (list<coordinate> coordinates , real width )
geoPolygon polygon ()
geoPolygon polygon (list<coordinate> coordinates )
geoPolygon polygon (list<coordinate> perimeter , list<list<coordinate>> holes )
geoRectangle rectangle ()
geoRectangle rectangle (list<coordinate> coordinates )
geoRectangle rectangle (coordinate topLeft , coordinate bottomRight )
geoRectangle rectangle (coordinate center , real width , real height )
geoShape shape ()
geoCircle shapeToCircle (geoShape shape )
geoPath shapeToPath (geoShape shape )
geoPolygon shapeToPolygon (geoShape shape )
geoRectangle shapeToRectangle (geoShape shape )

详细描述

import QtPositioning
Item {
    property var coordinate: QtPositioning.coordinate(-27.5, 153.1)
}

方法文档编制

geoCircle circle ()

Constructs an invalid geoCircle .

另请参阅 geoCircle .

geoCircle circle ( coordinate center , real radius )

构造 geoCircle centered at center with a radius of radius meters.

point coordToMercator ( coordinate coord )

Converts a coordinate coord into a mercator coordinate and returns it.

另请参阅 mercatorToCoord .

coordinate coordinate ()

Constructs an invalid coordinate.

coordinate coordinate ( real latitude , real longitude , real altitude )

Constructs a coordinate with the specified latitude , longitude 和可选 altitude . Both latitude and longitude must be valid, otherwise an invalid coordinate is returned.

另请参阅 coordinate .

coordinate mercatorToCoord ( point mercator )

转换 mercator coordinate into a latitude-longitude coordinate.

另请参阅 coordToMercator .

geoPath path ()

Constructs an empty geoPath .

另请参阅 geoPath .

geoPath path ( list < coordinate > coordinates , real width )

构造 geoPath from coordinates and width.

另请参阅 geoPath .

geoPolygon polygon ()

Constructs an empty polygon.

另请参阅 geoPolygon .

geoPolygon polygon ( list < coordinate > coordinates )

Constructs a polygon from coordinates.

另请参阅 geoPolygon .

geoPolygon polygon ( list < coordinate > perimeter , list < list < coordinate >> holes )

Constructs a polygon from coordinates for perimeter and inner holes.

另请参阅 geoPolygon .

geoRectangle rectangle ()

Constructs an invalid geoRectangle .

另请参阅 geoRectangle .

geoRectangle rectangle ( list < coordinate > coordinates )

构造 geoRectangle from the list of coordinates, the returned list is the smallest possible containing all the coordinates.

另请参阅 geoRectangle .

geoRectangle rectangle ( coordinate topLeft , coordinate bottomRight )

构造 geoRectangle with its top left corner positioned at topLeft and its bottom right corner positioned at bottomRight .

另请参阅 geoRectangle .

geoRectangle rectangle ( coordinate center , real width , real height )

构造 geoRectangle centered at center with a width of width degrees and a hight of height 度。

另请参阅 geoRectangle .

geoShape shape ()

Constructs an invalid geoShape .

另请参阅 geoShape .

geoCircle shapeToCircle ( geoShape shape )

转换 shape 到 geoCircle .

另请参阅 geoCircle .

geoPath shapeToPath ( geoShape shape )

转换 shape 到 geoPath .

另请参阅 geoPath .

geoPolygon shapeToPolygon ( geoShape shape )

转换 shape to a polygon.

另请参阅 geoPolygon .

geoRectangle shapeToRectangle ( geoShape shape )

转换 shape 到 geoRectangle .

另请参阅 geoRectangle .