/*
 * JasperReports - Free Java Reporting Library.
 * Copyright (C) 2001 - 2016 TIBCO Software Inc. 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 <http://www.gnu.org/licenses/>.
 */
package net.sf.jasperreports.engine.base;

import java.awt.font.TextAttribute;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.Serializable;
import java.text.AttributedCharacterIterator.Attribute;
import java.util.Map;

import net.sf.jasperreports.engine.JRAbstractObjectFactory;
import net.sf.jasperreports.engine.JRCloneable;
import net.sf.jasperreports.engine.JRConstants;
import net.sf.jasperreports.engine.JRDefaultStyleProvider;
import net.sf.jasperreports.engine.JRFont;
import net.sf.jasperreports.engine.JRRuntimeException;
import net.sf.jasperreports.engine.JRStyle;
import net.sf.jasperreports.engine.JRStyleContainer;
import net.sf.jasperreports.engine.design.events.JRChangeEventsSupport;
import net.sf.jasperreports.engine.design.events.JRPropertyChangeSupport;
import net.sf.jasperreports.engine.util.JRTextAttribute;
import net.sf.jasperreports.engine.util.StyleResolver;


/**
 * @author Teodor Danciu (teodord@users.sourceforge.net)
 */
public class JRBaseFont implements JRFont, Serializable, JRChangeEventsSupport, JRCloneable
{


	/**
	 *
	 */
	private static final long serialVersionUID = JRConstants.SERIAL_VERSION_UID;
	
	public static final String PROPERTY_BOLD = "isBold";
	
	public static final String PROPERTY_FONT_NAME = "fontName";
	
	public static final String PROPERTY_FONT_SIZE = "fontSize";
	
	public static final String PROPERTY_ITALIC = "isItalic";
	
	public static final String PROPERTY_PDF_EMBEDDED = "isPdfEmbedded";
	
	public static final String PROPERTY_PDF_ENCODING = "pdfEncoding";
	
	public static final String PROPERTY_PDF_FONT_NAME = "pdfFontName";
	
	public static final String PROPERTY_REPORT_FONT = "reportFont";
	
	public static final String PROPERTY_STRIKE_THROUGH = "isStrikeThrough";
	
	public static final String PROPERTY_UNDERLINE = "isUnderline";

	/**
	 *
	 */
	protected JRStyleContainer styleContainer;
	protected JRStyle style;
	protected String styleNameReference;

	protected String fontName;
	protected Boolean isBold;
	protected Boolean isItalic;
	protected Boolean isUnderline;
	protected Boolean isStrikeThrough;
	protected Float fontsize;
	protected String pdfFontName;
	protected String pdfEncoding;
	protected Boolean isPdfEmbedded;


	/**
	 *
	 */
	public JRBaseFont()
	{
	}
		

	/**
	 *
	 */
	public JRBaseFont(Map<Attribute,Object> attributes)
	{
		String fontNameAttr = (String)attributes.get(TextAttribute.FAMILY);
		if (fontNameAttr != null)
		{
			setFontName(fontNameAttr);
		}
		
		Object bold = attributes.get(TextAttribute.WEIGHT);
		if (bold != null)
		{
			setBold(TextAttribute.WEIGHT_BOLD.equals(bold));
		}

		Object italic = attributes.get(TextAttribute.POSTURE);
		if (italic != null)
		{
			setItalic(TextAttribute.POSTURE_OBLIQUE.equals(italic));
		}

		Float sizeAttr = (Float)attributes.get(TextAttribute.SIZE);
		if (sizeAttr != null)
		{
			setFontSize(sizeAttr.floatValue());
		}
		
		Object underline = attributes.get(TextAttribute.UNDERLINE);
		if (underline != null)
		{
			setUnderline(TextAttribute.UNDERLINE_ON.equals(underline));
		}

		Object strikeThrough = attributes.get(TextAttribute.STRIKETHROUGH);
		if (strikeThrough != null)
		{
			setStrikeThrough(TextAttribute.STRIKETHROUGH_ON.equals(strikeThrough));
		}

		String pdfFontNameAttr = (String)attributes.get(JRTextAttribute.PDF_FONT_NAME);
		if (pdfFontNameAttr != null)
		{
			setPdfFontName(pdfFontNameAttr);
		}
		
		String pdfEncodingAttr = (String)attributes.get(JRTextAttribute.PDF_ENCODING);
		if (pdfEncodingAttr != null)
		{
			setPdfEncoding(pdfEncodingAttr);
		}
		
		Boolean isPdfEmbeddedAttr = (Boolean)attributes.get(JRTextAttribute.IS_PDF_EMBEDDED);
		if (isPdfEmbeddedAttr != null)
		{
			setPdfEmbedded(isPdfEmbeddedAttr);
		}
	}
		

	/**
	 * 
	 */
	public JRBaseFont(JRStyleContainer styleContainer)
	{
		this.styleContainer = styleContainer;
	}
		

	/**
	 *
	 */
	public JRBaseFont(
		JRStyleContainer styleContainer,
		JRFont font
		) // constructor used in chart themes
	{
		this(styleContainer);
		
		if (font != null)
		{
			fontName = font.getOwnFontName();
			isBold = font.isOwnBold();
			isItalic = font.isOwnItalic();
			isUnderline = font.isOwnUnderline();
			isStrikeThrough = font.isOwnStrikeThrough();
			fontsize = font.getOwnFontsize();
			pdfFontName = font.getOwnPdfFontName();
			pdfEncoding = font.getOwnPdfEncoding();
			isPdfEmbedded = font.isOwnPdfEmbedded();
		}
	}
		

	/**
	 *
	 */
	public JRBaseFont(JRStyleContainer styleContainer, JRFont font, JRAbstractObjectFactory factory)
	{
		factory.put(font, this);

		this.styleContainer = styleContainer;

		style = factory.getStyle(font.getStyle());
		styleNameReference = font.getStyleNameReference();

		fontName = font.getOwnFontName();
		isBold = font.isOwnBold();
		isItalic = font.isOwnItalic();
		isUnderline = font.isOwnUnderline();
		isStrikeThrough = font.isOwnStrikeThrough();
		fontsize = font.getOwnFontsize();
		pdfFontName = font.getOwnPdfFontName();
		pdfEncoding = font.getOwnPdfEncoding();
		isPdfEmbedded = font.isOwnPdfEmbedded();
	}

	
	@Override
	public JRDefaultStyleProvider getDefaultStyleProvider()
	{
		return styleContainer == null ? null : styleContainer.getDefaultStyleProvider();
	}

	/**
	 *
	 */
	protected StyleResolver getStyleResolver() 
	{
		if (getDefaultStyleProvider() != null)
		{
			return getDefaultStyleProvider().getStyleResolver();
		}
		return StyleResolver.getInstance();
	}
	
	@Override
	public JRStyle getStyle()
	{
		return style == null ? (styleContainer == null ? null : styleContainer.getStyle()) : style;
	}

	@Override
	public String getStyleNameReference()
	{
		return styleNameReference == null ? (styleContainer == null ? null : styleContainer.getStyleNameReference()) : styleNameReference;
	}

	@Override
	public String getFontName()
	{
		return getStyleResolver().getFontName(this);
	}
	
	@Override
	public String getOwnFontName()
	{
		return fontName;
	}
	
	@Override
	public void setFontName(String fontName)
	{
		Object old = this.fontName;
		this.fontName = fontName;
		getEventSupport().firePropertyChange(PROPERTY_FONT_NAME, old, this.fontName);
	}
	

	@Override
	public boolean isBold()
	{
		return getStyleResolver().isBold(this);
	}
	
	@Override
	public Boolean isOwnBold()
	{
		return isBold;
	}
	
	@Override
	public void setBold(boolean isBold)
	{
		setBold(isBold ? Boolean.TRUE : Boolean.FALSE);
	}

	/**
	 * Alternative setBold method which allows also to reset
	 * the "own" isBold property.
	 */
	@Override
	public void setBold(Boolean isBold)
	{
		Object old = this.isBold;
		this.isBold = isBold;
		getEventSupport().firePropertyChange(PROPERTY_BOLD, old, this.isBold);
	}

	
	@Override
	public boolean isItalic()
	{
		return getStyleResolver().isItalic(this);
	}
	
	@Override
	public Boolean isOwnItalic()
	{
		return isItalic;
	}
	
	@Override
	public void setItalic(boolean isItalic)
	{
		setItalic(isItalic ? Boolean.TRUE : Boolean.FALSE);
	}
	
	/**
	 * Alternative setItalic method which allows also to reset
	 * the "own" isItalic property.
	 */
	@Override
	public void setItalic(Boolean isItalic) 
	{
		Object old = this.isItalic;
		this.isItalic = isItalic;
		getEventSupport().firePropertyChange(PROPERTY_ITALIC, old, this.isItalic);
	}
	
	@Override
	public boolean isUnderline()
	{
		return getStyleResolver().isUnderline(this);
	}
	
	@Override
	public Boolean isOwnUnderline()
	{
		return isUnderline;
	}
	
	@Override
	public void setUnderline(boolean isUnderline)
	{
		setUnderline(isUnderline ? Boolean.TRUE : Boolean.FALSE);
	}
	
	/**
	 * Alternative setUnderline method which allows also to reset
	 * the "own" isUnderline property.
	 */
	@Override
	public void setUnderline(Boolean isUnderline) 
	{
		Object old = this.isUnderline;
		this.isUnderline = isUnderline;
		getEventSupport().firePropertyChange(PROPERTY_UNDERLINE, old, this.isUnderline);
	}

	@Override
	public boolean isStrikeThrough()
	{
		return getStyleResolver().isStrikeThrough(this);
	}
	
	@Override
	public Boolean isOwnStrikeThrough()
	{
		return isStrikeThrough;
	}
	
	@Override
	public void setStrikeThrough(boolean isStrikeThrough)
	{
		setStrikeThrough(isStrikeThrough ? Boolean.TRUE : Boolean.FALSE);
	}

	/**
	 * Alternative setStrikeThrough method which allows also to reset
	 * the "own" isStrikeThrough property.
	 */
	@Override
	public void setStrikeThrough(Boolean isStrikeThrough) 
	{
		Object old = this.isStrikeThrough;
		this.isStrikeThrough = isStrikeThrough;
		getEventSupport().firePropertyChange(PROPERTY_STRIKE_THROUGH, old, this.isStrikeThrough);
	}

	@Override
	public float getFontsize()
	{
		return getStyleResolver().getFontsize(this);
	}
	
	@Override
	public Float getOwnFontsize()
	{
		return fontsize;
	}
	
	/**
	 * Method which allows also to reset the "own" size property.
	 */
	@Override
	public void setFontSize(Float fontSize) 
	{
		Object old = this.fontsize;
		this.fontsize = fontSize;
		getEventSupport().firePropertyChange(PROPERTY_FONT_SIZE, old, this.fontsize);
	}

	/**
	 * @deprecated Replaced by {@link #getFontsize()}.
	 */
	@Override
	public int getFontSize()
	{
		return (int)getFontsize();
	}
	
	/**
	 * @deprecated Replaced by {@link #getOwnFontsize()}.
	 */
	@Override
	public Integer getOwnFontSize()
	{
		return fontsize == null ? null : fontsize.intValue();
	}
	
	/**
	 * @deprecated Replaced by {@link #setFontSize(Float)}.
	 */
	@Override
	public void setFontSize(int fontSize)
	{
		setFontSize((float)fontSize);
	}

	/**
	 * @deprecated Replaced by {@link #setFontSize(Float)}.
	 */
	@Override
	public void setFontSize(Integer fontSize) 
	{
		setFontSize(fontSize == null ? null : fontSize.floatValue());
	}

	@Override
	public String getPdfFontName()
	{
		return getStyleResolver().getPdfFontName(this);
	}

	@Override
	public String getOwnPdfFontName()
	{
		return pdfFontName;
	}
	
	@Override
	public void setPdfFontName(String pdfFontName)
	{
		Object old = this.pdfFontName;
		this.pdfFontName = pdfFontName;
		getEventSupport().firePropertyChange(PROPERTY_PDF_FONT_NAME, old, this.pdfFontName);
	}

	
	@Override
	public String getPdfEncoding()
	{
		return getStyleResolver().getPdfEncoding(this);
	}
	
	@Override
	public String getOwnPdfEncoding()
	{
		return pdfEncoding;
	}
	
	@Override
	public void setPdfEncoding(String pdfEncoding)
	{
		Object old = this.pdfEncoding;
		this.pdfEncoding = pdfEncoding;
		getEventSupport().firePropertyChange(PROPERTY_PDF_ENCODING, old, this.pdfEncoding);
	}


	@Override
	public boolean isPdfEmbedded()
	{
		return getStyleResolver().isPdfEmbedded(this);
	}

	@Override
	public Boolean isOwnPdfEmbedded()
	{
		return isPdfEmbedded;
	}
	
	@Override
	public void setPdfEmbedded(boolean isPdfEmbedded)
	{
		setPdfEmbedded(isPdfEmbedded ? Boolean.TRUE : Boolean.FALSE);
	}
	
	/**
	 * Alternative setPdfEmbedded method which allows also to reset
	 * the "own" isPdfEmbedded property.
	 */
	@Override
	public void setPdfEmbedded(Boolean isPdfEmbedded) 
	{
		Object old = this.isPdfEmbedded;
		this.isPdfEmbedded = isPdfEmbedded;
		getEventSupport().firePropertyChange(PROPERTY_PDF_EMBEDDED, old, this.isPdfEmbedded);
	}

	@Override
	public Object clone()
	{
		JRBaseFont clone = null;
		
		try
		{
			clone = (JRBaseFont)super.clone();
		}
		catch (CloneNotSupportedException e)
		{
			throw new JRRuntimeException(e);
		}
		
		clone.eventSupport = null;
		
		return clone;
	}
	
	private transient JRPropertyChangeSupport eventSupport;
	
	@Override
	public JRPropertyChangeSupport getEventSupport()
	{
		synchronized (this)
		{
			if (eventSupport == null)
			{
				eventSupport = new JRPropertyChangeSupport(this);
			}
		}
		
		return eventSupport;
	}

	
	/*
	 * These fields are only for serialization backward compatibility.
	 */
	private int PSEUDO_SERIAL_VERSION_UID = JRConstants.PSEUDO_SERIAL_VERSION_UID; //NOPMD
	/**
	 * @deprecated
	 */
	private Integer fontSize;
	
	private void readObject(ObjectInputStream in) throws IOException, ClassNotFoundException
	{
		in.defaultReadObject();
		
		if (PSEUDO_SERIAL_VERSION_UID < JRConstants.PSEUDO_SERIAL_VERSION_UID_5_5_2)
		{
			fontsize = fontSize == null ? null : fontSize.floatValue();
			
			fontSize = null;
		}
	}

}
