import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import java.util.*;
import ChartDirector.*;
public class finance2 implements DemoModule
{
//Name of demo program
public String toString() { return "Finance Chart (2)"; }
//Number of charts produced in this demo
public int getNoOfCharts() { return 1; }
//Main code for creating charts
public void createChart(ChartViewer viewer, int index)
{
// Create a finance chart demo containing 100 days of data
int noOfDays = 100;
// To compute moving averages starting from the first day, we need to get
// extra data points before the first day
int extraDays = 30;
// In this exammple, we use a random number generator utility to simulate the
// data. We set up the random table to create 6 cols x (noOfDays + extraDays)
// rows, using 9 as the seed.
RanTable rantable = new RanTable(9, 6, noOfDays + extraDays);
// Set the 1st col to be the timeStamp, starting from Sep 4, 2002, with each
// row representing one day, and counting week days only (jump over Sat and
// Sun)
rantable.setDateCol(0, new GregorianCalendar(2002, 8, 4).getTime(), 86400,
true);
// Set the 2nd, 3rd, 4th and 5th columns to be high, low, open and close
// data. The open value starts from 100, and the daily change is random from
// -5 to 5.
rantable.setHLOCCols(1, 100, -5, 5);
// Set the 6th column as the vol data from 5 to 25 million
rantable.setCol(5, 50000000, 250000000);
// Now we read the data from the table into arrays
double[] timeStamps = rantable.getCol(0);
double[] highData = rantable.getCol(1);
double[] lowData = rantable.getCol(2);
double[] openData = rantable.getCol(3);
double[] closeData = rantable.getCol(4);
double[] volData = rantable.getCol(5);
// Create a FinanceChart object of width 640 pixels
FinanceChart c = new FinanceChart(640);
// Add a title to the chart
c.addTitle("Finance Chart Demonstration");
// Set the data into the finance chart object
c.setData(timeStamps, highData, lowData, openData, closeData, volData,
extraDays);
// Add a slow stochastic chart (75 pixels high) with %K = 14 and %D = 3
c.addSlowStochastic(75, 14, 3, 0x006060, 0x606000);
// Add the main chart with 240 pixels in height
c.addMainChart(240);
// Add a 10 period simple moving average to the main chart, using brown color
c.addSimpleMovingAvg(10, 0x663300);
// Add a 20 period simple moving average to the main chart, using purple
// color
c.addSimpleMovingAvg(20, 0x9900ff);
// Add candlestick symbols to the main chart, using green/red for up/down
// days
c.addCandleStick(0x00ff00, 0xff0000);
// Add 20 days donchian channel to the main chart, using light blue (9999ff)
// as the border and semi-transparent blue (c06666ff) as the fill color
c.addDonchianChannel(20, 0x9999ff, 0xc06666ff);
// Add a 75 pixels volume bars sub-chart to the bottom of the main chart,
// using green/red/grey for up/down/flat days
c.addVolBars(75, 0x99ff99, 0xff9999, 0x808080);
// Append a MACD(26, 12) indicator chart (75 pixels high) after the main
// chart, using 9 days for computing divergence.
c.addMACD(75, 26, 12, 9, 0x0000ff, 0xff00ff, 0x008000);
// Output the chart
viewer.setChart(c);
}
//Allow this module to run as standalone program for easy testing
public static void main(String[] args)
{
//Instantiate an instance of this demo module
DemoModule demo = new finance2();
//Create and set up the main window
JFrame frame = new JFrame(demo.toString());
frame.addWindowListener(new WindowAdapter() {
public void windowClosing(WindowEvent e) {System.exit(0);} });
frame.getContentPane().setBackground(Color.white);
// Create the chart and put them in the content pane
ChartViewer viewer = new ChartViewer();
demo.createChart(viewer, 0);
frame.getContentPane().add(viewer);
// Display the window
frame.pack();
frame.setVisible(true);
}
} |