Config.java

package edu.colostate.vchill.color;

import edu.colostate.vchill.ConfigUtil;

/**
 * This class provides configuration settings specific to the color module.
 * All exceptions/errors encountered while processing data are simply
 * ignored.
 *
 * @author Jochen Deyke
 * @author jpont
 * @version 2009-06-01
 */
public class Config {
    private static final Config me = new Config();

    private volatile String colorFileName;
    private volatile boolean interpolateColors;
    private volatile boolean outlineColors;
    private volatile int numColors;

    /**
     * Private default constructor prevents instantiation
     */
    private Config() {
        this.colorFileName = ConfigUtil.getString("Colors", XMLControl.getListOfFiles().get(0));
        this.interpolateColors = ConfigUtil.getBoolean("Interpolate Colors", false);
        this.outlineColors = ConfigUtil.getBoolean("Outline Colors", true);
        this.numColors = ConfigUtil.getInt("Number of Colors", 254);
    }

    public static Config getInstance() {
        return me;
    }

    public synchronized void setColorFileName(final String colorFileName) {
        ConfigUtil.put("Colors", this.colorFileName = colorFileName);
    }

    public synchronized String getColorFileName() {
        return this.colorFileName;
    }

    public synchronized void setInterpolateColorsEnabled(final boolean interpolateColors) {
        ConfigUtil.put("Interpolate Colors", this.interpolateColors = interpolateColors);
    }

    public synchronized void toggleInterpolateColorsEnabled() {
        this.setInterpolateColorsEnabled(!this.interpolateColors);
    }

    public synchronized boolean isInterpolateColorsEnabled() {
        return this.interpolateColors;
    }

    public synchronized void setOutlineColorsEnabled(final boolean outlineColors) {
        ConfigUtil.put("Outline Colors", this.outlineColors = outlineColors);
    }

    public synchronized void toggleOutlineColorsEnabled() {
        this.setOutlineColorsEnabled(!this.outlineColors);
    }

    public synchronized boolean isOutlineColorsEnabled() {
        return this.outlineColors;
    }

    public synchronized void setNumberOfColors(final int numColors) {
        ConfigUtil.put("Number of Colors", this.numColors = numColors);
    }

    public synchronized int getNumberOfColors() {
        return this.numColors;
    }
}