/*
 * JAME 6.2.1
 * http://jame.sourceforge.net
 *
 * Copyright 2001, 2016 Andrea Medeghini
 *
 * This file is part of JAME.
 *
 * JAME is an application for creating fractals and other graphics artifacts.
 *
 * JAME 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 3 of the License, or
 * (at your option) any later version.
 *
 * JAME 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.
 *
 * You should have received a copy of the GNU General Public License
 * along with JAME.  If not, see <http://www.gnu.org/licenses/>.
 *
 */
package net.sf.jame.contextfree.extensions.pathReplacement;

import java.util.ArrayList;
import java.util.List;

import net.sf.jame.contextfree.CFDGBuilder;
import net.sf.jame.contextfree.common.FillRuleElement;
import net.sf.jame.contextfree.pathAdjustment.PathAdjustmentConfigElement;
import net.sf.jame.contextfree.pathReplacement.extension.PathReplacementExtensionConfig;
import net.sf.jame.core.config.ConfigElement;
import net.sf.jame.core.config.ListConfigElement;

/**
 * @author Andrea Medeghini
 */
public class FillPathReplacementConfig extends PathReplacementExtensionConfig {
	private static final long serialVersionUID = 1L;
	private FillRuleElement ruleElement;
	private ListConfigElement<PathAdjustmentConfigElement> pathAdjustmentListElement;

	/**
	 * 
	 */
	@Override
	protected void createConfigElements() {
		ruleElement = new FillRuleElement("non-zero");
		pathAdjustmentListElement = new ListConfigElement<PathAdjustmentConfigElement>("pathAdjustmentListElement");
	}

	/**
	 * @see net.sf.jame.core.extension.ExtensionConfig#getConfigElements()
	 */
	@Override
	public List<ConfigElement> getConfigElements() {
		final List<ConfigElement> elements = new ArrayList<ConfigElement>(1);
		elements.add(ruleElement);
		elements.add(pathAdjustmentListElement);
		return elements;
	}

	/**
	 * @return
	 */
	public FillRuleElement getRuleElement() {
		return ruleElement;
	}
	
	/**
	 * @return
	 */
	public String getRule() {
		return ruleElement.getValue();
	}

	/**
	 * @param value
	 */
	public void setRule(final String value) {
		ruleElement.setValue(value);
	}
	/**
	 * @return
	 */
	public ListConfigElement<PathAdjustmentConfigElement> getPathAdjustmentListElement() {
		return pathAdjustmentListElement;
	}

	/**
	 * Returns a pathAdjustment element.
	 * 
	 * @param index the pathAdjustment index.
	 * @return the pathAdjustment.
	 */
	public PathAdjustmentConfigElement getPathAdjustmentConfigElement(final int index) {
		return pathAdjustmentListElement.getElement(index);
	}

	/**
	 * Returns a pathAdjustment element index.
	 * 
	 * @param pathAdjustmentElement the pathAdjustment element.
	 * @return the index.
	 */
	public int indexOfPathAdjustmentConfigElement(final PathAdjustmentConfigElement pathAdjustmentElement) {
		return pathAdjustmentListElement.indexOfElement(pathAdjustmentElement);
	}

	/**
	 * Returns the number of pathAdjustment elements.
	 * 
	 * @return the number of pathAdjustment elements.
	 */
	public int getPathAdjustmentConfigElementCount() {
		return pathAdjustmentListElement.getElementCount();
	}

	/**
	 * Adds a pathAdjustment element.
	 * 
	 * @param pathAdjustmentElement the pathAdjustment to add.
	 */
	public void appendPathAdjustmentConfigElement(final PathAdjustmentConfigElement pathAdjustmentElement) {
		pathAdjustmentListElement.appendElement(pathAdjustmentElement);
	}

	/**
	 * Adds a pathAdjustment element.
	 * 
	 * @param index the index.
	 * @param pathAdjustmentElement the pathAdjustment to add.
	 */
	public void insertPathAdjustmentConfigElementAfter(final int index, final PathAdjustmentConfigElement pathAdjustmentElement) {
		pathAdjustmentListElement.insertElementAfter(index, pathAdjustmentElement);
	}

	/**
	 * Adds a pathAdjustment element.
	 * 
	 * @param index the index.
	 * @param pathAdjustmentElement the pathAdjustment to add.
	 */
	public void insertPathAdjustmentConfigElementBefore(final int index, final PathAdjustmentConfigElement pathAdjustmentElement) {
		pathAdjustmentListElement.insertElementBefore(index, pathAdjustmentElement);
	}

	/**
	 * Removes a pathAdjustment element.
	 * 
	 * @param index the element index to remove.
	 */
	public void removePathAdjustmentConfigElement(final int index) {
		pathAdjustmentListElement.removeElement(index);
	}

	/**
	 * Removes a pathAdjustment element.
	 * 
	 * @param pathAdjustmentElement the pathAdjustment to remove.
	 */
	public void removePathAdjustmentConfigElement(final PathAdjustmentConfigElement pathAdjustmentElement) {
		pathAdjustmentListElement.removeElement(pathAdjustmentElement);
	}

	/**
	 * @see java.lang.Object#equals(java.lang.Object)
	 */
	@Override
	public boolean equals(final Object obj) {
		if (this == obj) {
			return true;
		}
		if (obj == null) {
			return false;
		}
		final FillPathReplacementConfig other = (FillPathReplacementConfig) obj;
		if (ruleElement == null) {
			if (other.ruleElement != null) {
				return false;
			}
		}
		else if (!ruleElement.equals(other.ruleElement)) {
			return false;
		}
		if (pathAdjustmentListElement == null) {
			if (other.pathAdjustmentListElement != null) {
				return false;
			}
		}
		else if (!pathAdjustmentListElement.equals(other.pathAdjustmentListElement)) {
			return false;
		}
		return true;
	}

	/**
	 * @return
	 */
	@Override
	public FillPathReplacementConfig clone() {
		final FillPathReplacementConfig config = new FillPathReplacementConfig();
		config.setRule(getRule());
		config.pathAdjustmentListElement.copyFrom(getPathAdjustmentListElement());
		return config;
	}

	@Override
	public void toCFDG(CFDGBuilder builder) {
		builder.appendTabs();
		builder.append("FILL {");
		if (ruleElement.getValue() != null) {
			if (ruleElement.getValue().equals("even-odd")) {
				builder.append(" p evenodd");
			} else if (ruleElement.getValue().equals("non-zero")) {
				builder.append(" p nonzero");
			}
		}
		for (int i = 0; i < pathAdjustmentListElement.getElementCount(); i++) {
			builder.append(" ");
			pathAdjustmentListElement.getElement(i).toCFDG(builder);
		}
		builder.append(" }");
	}
}