Module: ol/extent

Methods

module:ol/extent~applyTransform(extent, transformFn, opt_extent){module:ol/extent~Extent}

extent.js, line 787

Apply a transform function to the extent.

Name	Type	Description
extent	module:ol/extent~Extent	Extent.
transformFn	module:ol/proj~TransformFunction	Transform function. Called with [minX, minY, maxX, maxY] extent coordinates.
extent	module:ol/extent~Extent	Destination extent.

Returns:

Extent.

module:ol/extent~boundingExtent(coordinates){module:ol/extent~Extent}

extent.js, line 22

Build an extent that includes all given coordinates.

Name	Type	Description
coordinates	Array.<module:ol/coordinate~Coordinate>	Coordinates.

Returns:

Bounding extent.

module:ol/extent~buffer(extent, value, opt_extent){module:ol/extent~Extent}

extent.js, line 55

Return extent increased by the provided value.

Name	Type	Description
extent	module:ol/extent~Extent	Extent.
value	number	The amount by which the extent should be buffered.
extent	module:ol/extent~Extent	Extent.

Returns:

Extent.

module:ol/extent~containsCoordinate(extent, coordinate){boolean}

extent.js, line 127

Check if the passed coordinate is contained or on the edge of the extent.

Name	Type	Description
extent	module:ol/extent~Extent	Extent.
coordinate	module:ol/coordinate~Coordinate	Coordinate.

Returns:

The coordinate is contained in the extent.

module:ol/extent~containsExtent(extent1, extent2){boolean}

extent.js, line 144

Check if one extent contains another.

An extent is deemed contained if it lies completely within the other extent, including if they share one or more edges.

Name	Type	Description
extent1	module:ol/extent~Extent	Extent 1.
extent2	module:ol/extent~Extent	Extent 2.

Returns:

The second extent is contained by or on the edge of the first.

module:ol/extent~containsXY(extent, x, y){boolean}

extent.js, line 159

Check if the passed coordinate is contained or on the edge of the extent.

Name	Type	Description
extent	module:ol/extent~Extent	Extent.
x	number	X coordinate.
y	number	Y coordinate.

Returns:

The x, y values are contained in the extent.

module:ol/extent~createEmpty(){module:ol/extent~Extent}

extent.js, line 201

Create an empty extent.

Returns:

Empty extent.

module:ol/extent~equals(extent1, extent2){boolean}

extent.js, line 293

Determine if two extents are equivalent.

Name	Type	Description
extent1	module:ol/extent~Extent	Extent 1.
extent2	module:ol/extent~Extent	Extent 2.

Returns:

The two extents are equivalent.

module:ol/extent~extend(extent1, extent2){module:ol/extent~Extent}

extent.js, line 306

Modify an extent to include another extent.

Name	Type	Description
extent1	module:ol/extent~Extent	The extent to be modified.
extent2	module:ol/extent~Extent	The extent that will be included in the first.

Returns:

A reference to the first (extended) extent.

module:ol/extent~getArea(extent){number}

extent.js, line 436

Get the size of an extent.

Name	Type	Description
extent	module:ol/extent~Extent	Extent.

Returns:

Area.

module:ol/extent~getBottomLeft(extent){module:ol/coordinate~Coordinate}

extent.js, line 451

Get the bottom left coordinate of an extent.

Name	Type	Description
extent	module:ol/extent~Extent	Extent.

Returns:

Bottom left coordinate.

module:ol/extent~getBottomRight(extent){module:ol/coordinate~Coordinate}

extent.js, line 462

Get the bottom right coordinate of an extent.

Name	Type	Description
extent	module:ol/extent~Extent	Extent.

Returns:

Bottom right coordinate.

module:ol/extent~getCenter(extent){module:ol/coordinate~Coordinate}

extent.js, line 473

Get the center coordinate of an extent.

Name	Type	Description
extent	module:ol/extent~Extent	Extent.

Returns:

Center.

module:ol/extent~getHeight(extent){number}

extent.js, line 557

Get the height of an extent.

Name	Type	Description
extent	module:ol/extent~Extent	Extent.

Returns:

Height.

module:ol/extent~getIntersection(extent1, extent2, opt_extent){module:ol/extent~Extent}

extent.js, line 581

Get the intersection of two extents.

Name	Type	Description
extent1	module:ol/extent~Extent	Extent 1.
extent2	module:ol/extent~Extent	Extent 2.
extent	module:ol/extent~Extent	Optional extent to populate with intersection.

Returns:

Intersecting extent.

module:ol/extent~getSize(extent){module:ol/size~Size}

extent.js, line 626

Get the size (width, height) of an extent.

Name	Type	Description
extent	module:ol/extent~Extent	The extent.

Returns:

The extent size.

module:ol/extent~getTopLeft(extent){module:ol/coordinate~Coordinate}

extent.js, line 637

Get the top left coordinate of an extent.

Name	Type	Description
extent	module:ol/extent~Extent	Extent.

Returns:

Top left coordinate.

module:ol/extent~getTopRight(extent){module:ol/coordinate~Coordinate}

extent.js, line 648

Get the top right coordinate of an extent.

Name	Type	Description
extent	module:ol/extent~Extent	Extent.

Returns:

Top right coordinate.

module:ol/extent~getWidth(extent){number}

extent.js, line 659

Get the width of an extent.

Name	Type	Description
extent	module:ol/extent~Extent	Extent.

Returns:

Width.

module:ol/extent~intersects(extent1, extent2){boolean}

extent.js, line 671

Determine if one extent intersects another.

Name	Type	Description
extent1	module:ol/extent~Extent	Extent 1.
extent2	module:ol/extent~Extent	Extent.

Returns:

The two extents intersect.

module:ol/extent~isEmpty(extent){boolean}

extent.js, line 685

Determine if an extent is empty.

Name	Type	Description
extent	module:ol/extent~Extent	Extent.

Returns:

Is empty.

Type Definitions

Extent{Array.<number>}

An array of numbers representing an extent: [minx, miny, maxx, maxy].