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package org.gwtopenmaps.openlayers.client.layer;

import org.gwtopenmaps.openlayers.client.util.JSObject;

/**
 *
 * @author Erdem Gunay
 * 	       Amr Alam - Refractions Research
 *         Curtis Jensen
 */
class WMSImpl {

	public static native JSObject create(String name, String url, JSObject params)/*-{
		return new $wnd.OpenLayers.Layer.WMS(name, url, params);
	}-*/;

	public static native JSObject create(String name, String url, JSObject params, JSObject layerParams)/*-{
		return new $wnd.OpenLayers.Layer.WMS(name, url, params, layerParams);
	}-*/;

	public static native JSObject create(String name, JSObject urls, JSObject params)/*-{
	    // JavaScript can loose the type of objects.
	    // the Array that was created in JArrayBaseImpl is reported as an "object"
	    // when the OpenLayers code checks for instanceof Array.  Converting the passed in urls Array to a new Array corrects this problem.
	    // There may be a better way, until it is figured out, this is what is done.

	    var wmsURLs = new $wnd.Array(urls.length);
		for (i = 0; i < urls.length; i++) {
		  wmsURLs[i] = urls[i];
		}

		return new $wnd.OpenLayers.Layer.WMS(name, wmsURLs, params);
	}-*/;

	public static native JSObject create(String name, JSObject urls, JSObject params, JSObject layerParams)/*-{
		// JavaScript can loose the type of objects.
	    // the Array that was created in JArrayBaseImpl is reported as an "object"
	    // when the OpenLayers code checks for instanceof Array.  Converting the passed in urls Array to a new Array corrects this problem.
	    // There may be a better way, until it is figured out, this is what is done.

		var wmsURLs = new $wnd.Array(urls.length);
		for (i = 0; i < urls.length; i++) {
		  wmsURLs[i] = urls[i];
		}

		return new $wnd.OpenLayers.Layer.WMS(name, wmsURLs, params, layerParams);
	}-*/;

	public static native int getNumLoadingTiles(JSObject layer)/*-{
		return layer.numLoadingTiles;
	}-*/;
}