package net.sourceforge.fenixedu.presentationTier.renderers;

import pt.ist.fenixWebFramework.renderers.components.HtmlComponent;
import pt.ist.fenixWebFramework.renderers.components.HtmlText;
import pt.ist.fenixWebFramework.renderers.layouts.Layout;

/**
 * A basic presentation of an integer number.
 */
public class IntegerRenderer extends pt.ist.fenixWebFramework.renderers.IntegerRenderer {
    private String valueIfZero = "0";

    public String getValueIfZero() {
	return valueIfZero;
    }

    public void setValueIfZero(String valueIfZero) {
	this.valueIfZero = valueIfZero;
    }

    @Override
    protected Layout getLayout(Object object, Class type) {
	final Layout superLayout = super.getLayout(object, type);
	return new Layout() {

	    @Override
	    public HtmlComponent createComponent(Object object, Class type) {
		Number number = (Number) object;

		if (number == null || number.doubleValue() == 0d) {
		    return new HtmlText(getValueIfZero());
		} else {
		    return superLayout.createComponent(object, type);
		}
	    }
	};
    }
}