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/*
 * JasperReports - Free Java Reporting Library.
 * Copyright (C) 2001 - 2011 Jaspersoft Corporation. All rights reserved.
 * http://www.jaspersoft.com
 *
 * Unless you have purchased a commercial license agreement from Jaspersoft,
 * the following license terms apply:
 *
 * This program is part of JasperReports.
 *
 * JasperReports is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * JasperReports 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 Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with JasperReports. If not, see .
 */
package net.sf.jasperreports.components.barcode4j;

import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.Serializable;

import net.sf.jasperreports.engine.JRCloneable;
import net.sf.jasperreports.engine.JRConstants;
import net.sf.jasperreports.engine.JRExpression;
import net.sf.jasperreports.engine.JRPropertiesUtil;
import net.sf.jasperreports.engine.JRRuntimeException;
import net.sf.jasperreports.engine.component.Component;
import net.sf.jasperreports.engine.design.events.JRChangeEventsSupport;
import net.sf.jasperreports.engine.design.events.JRPropertyChangeSupport;
import net.sf.jasperreports.engine.type.EvaluationTimeEnum;
import net.sf.jasperreports.engine.util.JRCloneUtils;

import org.krysalis.barcode4j.HumanReadablePlacement;

/**
 * 
 * @author Lucian Chirita ([email protected])
 * @version $Id: BarcodeComponent.java 5050 2012-03-12 10:11:26Z teodord $
 */
public abstract class BarcodeComponent implements Component, Serializable, JRCloneable, JRChangeEventsSupport
{

	public static final String PROPERTY_PREFIX = 
		JRPropertiesUtil.PROPERTY_PREFIX + "components.barcode4j.";

	public static final int ORIENTATION_UP = 0;
	public static final int ORIENTATION_LEFT = 90;
	public static final int ORIENTATION_DOWN = 180;
	public static final int ORIENTATION_RIGHT = 270;
	
	public static final String PROPERTY_EVALUATION_TIME = "evaluationTime";
	public static final String PROPERTY_EVALUATION_GROUP = "evaluationGroup";
	public static final String PROPERTY_ORIENTATION = "orientation";
	public static final String PROPERTY_CODE_EXPRESSION = "codeExpression";
	public static final String PROPERTY_PATTERN_EXPRESSION = "patternExpression";
	public static final String PROPERTY_MODULE_WIDTH = "moduleWidth";
	public static final String PROPERTY_TEXT_POSITION = "textPosition";
	public static final String PROPERTY_QUIET_ZONE = "quietZone";
	public static final String PROPERTY_VERTICAL_QUIET_ZONE = "verticalQuietZone";
	
	private static final long serialVersionUID = JRConstants.SERIAL_VERSION_UID;
	
	private transient JRPropertyChangeSupport eventSupport;
	
	private EvaluationTimeEnum evaluationTimeValue;
	private String evaluationGroup;
	
	private int orientation;
	private JRExpression codeExpression;
	private JRExpression patternExpression;
	private Double moduleWidth;
	private String textPosition;
	private Double quietZone;
	private Double verticalQuietZone;

	public BarcodeComponent()
	{
	}
	
	public EvaluationTimeEnum getEvaluationTimeValue()
	{
		return evaluationTimeValue;
	}

	public void setEvaluationTimeValue(EvaluationTimeEnum evaluationTimeValue)
	{
		Object old = this.evaluationTimeValue;
		this.evaluationTimeValue = evaluationTimeValue;
		getEventSupport().firePropertyChange(PROPERTY_EVALUATION_TIME, 
				old, this.evaluationTimeValue);
	}

	public String getEvaluationGroup()
	{
		return evaluationGroup;
	}

	public void setEvaluationGroup(String evaluationGroup)
	{
		Object old = this.evaluationGroup;
		this.evaluationGroup = evaluationGroup;
		getEventSupport().firePropertyChange(PROPERTY_EVALUATION_GROUP, 
				old, this.evaluationGroup);
	}

	public int getOrientation()
	{
		return orientation;
	}

	public void setOrientation(int orientation)
	{
		int old = this.orientation;
		this.orientation = orientation;
		getEventSupport().firePropertyChange(PROPERTY_ORIENTATION, 
				old, this.orientation);
	}

	public JRExpression getCodeExpression()
	{
		return codeExpression;
	}

	public void setCodeExpression(JRExpression codeExpression)
	{
		Object old = this.codeExpression;
		this.codeExpression = codeExpression;
		getEventSupport().firePropertyChange(PROPERTY_CODE_EXPRESSION, 
				old, this.codeExpression);
	}

	public JRExpression getPatternExpression()
	{
		return patternExpression;
	}

	public void setPatternExpression(JRExpression patternExpression)
	{
		Object old = this.patternExpression;
		this.patternExpression = patternExpression;
		getEventSupport().firePropertyChange(PROPERTY_PATTERN_EXPRESSION, 
				old, this.patternExpression);
	}

	public Double getModuleWidth()
	{
		return moduleWidth;
	}

	public void setModuleWidth(Double moduleWidth)
	{
		Object old = this.moduleWidth;
		this.moduleWidth = moduleWidth;
		getEventSupport().firePropertyChange(PROPERTY_MODULE_WIDTH, 
				old, this.moduleWidth);
	}

	public String getTextPosition()
	{
		return textPosition;
	}

	public void setTextPosition(String textPosition)
	{
		Object old = this.textPosition;
		this.textPosition = textPosition;
		getEventSupport().firePropertyChange(PROPERTY_TEXT_POSITION, 
				old, this.textPosition);
	}

	public void setTextPosition(HumanReadablePlacement textPosition)
	{
		setTextPosition(textPosition == null ? null : textPosition.getName());
	}

	public Object clone()
	{
		BarcodeComponent clone = null;
		try
		{
			clone = (BarcodeComponent) super.clone();
		} 
		catch (CloneNotSupportedException e)
		{
			// never
			throw new JRRuntimeException(e);
		}
		clone.codeExpression = JRCloneUtils.nullSafeClone(codeExpression);
		clone.patternExpression = JRCloneUtils.nullSafeClone(patternExpression);
		clone.eventSupport = null;
		return clone;
	}
	
	protected BarcodeComponent cloneObject() //FIXMENOW where is this method coming from?
	{
		BarcodeComponent clone = null;
		try
		{
			clone = (BarcodeComponent)super.clone();
			clone.eventSupport = null;
		}
		catch (CloneNotSupportedException e)
		{
			// never
			throw new JRRuntimeException(e);
		}
		return clone;
	}
	
	public abstract void receive(BarcodeVisitor visitor);

	public JRPropertyChangeSupport getEventSupport()
	{
		synchronized (this)
		{
			if (eventSupport == null)
			{
				eventSupport = new JRPropertyChangeSupport(this);
			}
		}
		
		return eventSupport;
	}

	public Double getQuietZone()
	{
		return quietZone;
	}

	public void setQuietZone(Double quietZone)
	{
		Object old = this.quietZone;
		this.quietZone = quietZone;
		getEventSupport().firePropertyChange(PROPERTY_QUIET_ZONE, 
				old, this.quietZone);
	}

	public Double getVerticalQuietZone()
	{
		return verticalQuietZone;
	}

	public void setVerticalQuietZone(Double verticalQuietZone)
	{
		Object old = this.verticalQuietZone;
		this.verticalQuietZone = verticalQuietZone;
		getEventSupport().firePropertyChange(PROPERTY_VERTICAL_QUIET_ZONE, 
				old, this.verticalQuietZone);
	}

	/*
	 * These fields are only for serialization backward compatibility.
	 */
	private int PSEUDO_SERIAL_VERSION_UID = JRConstants.PSEUDO_SERIAL_VERSION_UID; //NOPMD
	/**
	 * @deprecated
	 */
	private byte evaluationTime;
	
	private void readObject(ObjectInputStream in) throws IOException, ClassNotFoundException
	{
		in.defaultReadObject();

		if (PSEUDO_SERIAL_VERSION_UID < JRConstants.PSEUDO_SERIAL_VERSION_UID_3_7_2)
		{
			evaluationTimeValue = EvaluationTimeEnum.getByValue(evaluationTime);
		}
	}
}