package ac.essex.graphing.charts.discrete; 
 
import ac.essex.graphing.plotting.Graph; 
import ac.essex.graphing.plotting.DiscreteFunctionPlotter; 
 
import java.awt.*; 
 
/** 
 * <p/> 
 * This program is free software; you can redistribute it and/or 
 * modify it under the terms of the GNU General Public License 
 * as published by the Free Software Foundation; either version 2 
 * of the License, or (at your option) any later version, 
 * provided that any use properly credits the author. 
 * This program is distributed in the hope that it will be useful, 
 * but WITHOUT ANY WARRANTY; without even the implied warranty of 
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 
 * GNU General Public License for more details at http://www.gnu.org 
 * </p> 
 * 
 * @author Olly Oechsle, University of Essex, Date: 13-Jun-2007 
 * @version 1.0 
 */ 
public class CandleStickPlot extends DiscreteFunctionPlotter { 
 
    public static double COLUMN_WIDTH = 1.0d; 
    public static Color BACKGROUND = new Color(220, 220, 220, 128); 
    public static Color LINE_COLOUR = Color.BLACK; 
 
    public CandleStickPlot(String[] labels, double[] highs, double[] lows, double[] means) { 
        super(labels, highs, lows, means); 
    } 
 
    public String getName() { 
        return "Candle Stick Plot"; 
    } 
 
    public void plot(Graph p, Graphics g, int chartWidth, int chartHeight) { 
 
        /** 
         * Draw each candlestick 
         */ 
        for (int columnIndex = 0; columnIndex < getColumnCount(); columnIndex++) { 
            p.drawCandleStick(g, COLUMN_WIDTH, columnIndex, getHigh(columnIndex), getMean(columnIndex), getLow(columnIndex), LINE_COLOUR, BACKGROUND); 
        } 
 
    } 
 
}