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package org.gwtopenmaps.openlayers.client.util;


/**
 * Wraps a Javascript array that contains "non-basic type" of elements or
 * elements of mixed type. "Basic type" elements are wrapped in the following
 * array classes:
 * 
 *  {@link JIntArray}
 *  {@link JBooleanArray}
 *  {@link JFloatArray}
 *  {@link JDoubleArray}
 *  {@link JStringArray}
 * 
 */
public class JObjectArray extends JArrayBase
{
	protected JObjectArray(JSObject element)
	{
		super(element);
	}

	public static JObjectArray narrowToJObjectArray(JSObject element)
	{
		return (element == null)?null: new JObjectArray(element);
	}

	public JObjectArray(JSObject[] array)
	{
		super(array.length);

		for(int i = 0; i < array.length; i++)
		{
			set(i, array[i]);
		}
	}

	public JObjectArray(JSObjectWrapper[] array)
	{
		super(array.length);

		for(int i = 0; i < array.length; i++)
		{
			set(i, array[i].getJSObject());
		}
	}

	public void set(int index, JSObject value)
	{
		JObjectArrayImpl.arraySet(getJSObject(), index, value);
	}

	public JSObject get(int index)
	{
		return JObjectArrayImpl.getAsJSObject(getJSObject(), index);
	}

	public JSObject[] toArray()
	{
		JSObject[] rtn = new JSObject[length()];

		for(int i = 0; i < rtn.length; i++)
		{
			if (JObjectArrayImpl.isNumber(getJSObject(), i))
			{
				rtn[i] = JObjectArrayImpl.getNumberAsJSObject(getJSObject(), i);
			}
			else if (JObjectArrayImpl.isBoolean(getJSObject(), i))
			{
				rtn[i] = JObjectArrayImpl.getBooleanAsJSObject(getJSObject(), i);
			}
			else rtn[i] = JObjectArrayImpl.getAsJSObject(getJSObject(), i);
		}

		return rtn;
	}

}