GeoExt.data.LayerReader

Extends

• Ext.data.DataReader

class GeoExt.data.LayerReader(meta, recordType)

Data reader class to create an array of GeoExt.data.LayerRecord objects from an array of OpenLayers.Layer objects for use in a GeoExt.data.LayerStore object.

Example Use

Sample using a reader to create records from an array of layers:

var reader = new GeoExt.data.LayerReader();
var layerData = reader.readRecords(map.layers);
var numRecords = layerData.totalRecords;
var layerRecords = layerData.records;

Public Methods

Public methods in addition to those listed for Ext.data.DataReader.

LayerReader.readRecords()

Parameter:layers – Array(OpenLayers.Layer) List of layers for creating records. Returns:Object An object with records and totalRecords properties.

From an array of OpenLayers.Layer objects create a data block containing GeoExt.data.LayerRecord objects.