Example usage for org.jfree.data XYDataItem getY

Introduction

In this page you can find the example usage for org.jfree.data XYDataItem getY.

Prototype

public Number getY() 

Source Link

Document

Returns the y-value.

Usage

From source file:edu.caltechUcla.sselCassel.projects.jMarkets.shared.interfaces.PriceChart.java

/** Constructs the securities Vector, used for transferring price chart data from
 *  server to client *//*from w ww.  j  a  va  2s.  co  m*/
public Vector getSecurities() {
    securities = new Vector();

    Enumeration en = lines.elements();
    while (en.hasMoreElements()) {
        Vector secVect = new Vector();

        XYSeries series = (XYSeries) en.nextElement();
        String name = series.getName();
        secVect.add(name);

        for (int i = 0; i < series.getItemCount(); i++) {
            XYDataItem point = series.getDataItem(i);
            float time = ((Number) point.getX()).floatValue();
            float price = ((Number) point.getY()).floatValue();

            float[] p = new float[2];
            p[0] = time;
            p[1] = price;

            secVect.add(p);
        }
        securities.add(secVect);
    }
    return securities;
}

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