node-gdal node-gdal

  • API Docs for Version: 0.11.0

    • Show:

    gdal.DatasetLayers

    An encapsulation of a Dataset's vector layers.

    var layers = dataset.layers;`

    Table of Contents

    Methods

    copy
    (
    • src_lyr_name
    • dst_lyr_name
    • options=null
    )
    gdal.Layer

    Defined in src/collections/dataset_layers.cpp:237

    Copies a layer.

    Parameters:

    • src_lyr_name String
    • dst_lyr_name String
    • [options=null] Object | String[] optional

      layer creation options

    Returns:

    gdal.Layer
    count () Integer

    Defined in src/collections/dataset_layers.cpp:206

    Returns the number of layers.

    Returns:

    Integer
    create
    (
    • name
    • srs
    • geomType
    • creation_options
    )
    gdal.Layer

    Defined in src/collections/dataset_layers.cpp:139

    Adds a new layer.

    Parameters:

    • name String

      Layer name

    • srs gdal.SpatialReference | Null

      Layer projection

    • geomType Integer | Function

      Geometry type or constructor (see geometry types)

    • creation_options String[] | Object

      driver-specific layer creation options

    Returns:

    gdal.Layer

    Example:

    dataset.layers.create('layername', null, gdal.Point);
    forEach
    (
    • callback
    )

    Defined in lib/gdal.js:267

    Iterates through all layers using a callback function.

    Parameters:

    • callback Function

      The callback to be called with each Layer

    Example:

    dataset.layers.forEach(function(layer, i) { ... });`
    get
    (
    • key
    )
    gdal.Layer

    Defined in src/collections/dataset_layers.cpp:90

    Returns the layer with the given name or identifier.

    Parameters:

    • key String | Integer

      Layer name or ID.

    Returns:

    gdal.Layer
    map
    (
    • callback
    )

    Defined in lib/gdal.js:280

    Iterates through all layers using a callback function and builds an array of the returned values.

    Parameters:

    • callback Function

      The callback to be called with each Layer

    Example:

    var result = dataset.layers.map(function(field, i) {
    return value;
});`
    remove
    (
    • index
    )

    Defined in src/collections/dataset_layers.cpp:291

    Removes a layer.

    Parameters:

    • index Integer

    Attributes

    ds

    gdal.Dataset readonly

    Defined in src/collections/dataset_layers.cpp:331

    Parent dataset