/*
 *
 * This file is part of the iText (R) project.
    Copyright (c) 1998-2017 iText Group NV
 * Authors: Bruno Lowagie, Paulo Soares, et al.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License version 3
 * as published by the Free Software Foundation with the addition of the
 * following permission added to Section 15 as permitted in Section 7(a):
 * FOR ANY PART OF THE COVERED WORK IN WHICH THE COPYRIGHT IS OWNED BY
 * ITEXT GROUP. ITEXT GROUP DISCLAIMS THE WARRANTY OF NON INFRINGEMENT
 * OF THIRD PARTY RIGHTS
 *
 * 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 Affero General Public License for more details.
 * You should have received a copy of the GNU Affero General Public License
 * along with this program; if not, see http://www.gnu.org/licenses or write to
 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 * Boston, MA, 02110-1301 USA, or download the license from the following URL:
 * http://itextpdf.com/terms-of-use/
 *
 * The interactive user interfaces in modified source and object code versions
 * of this program must display Appropriate Legal Notices, as required under
 * Section 5 of the GNU Affero General Public License.
 *
 * In accordance with Section 7(b) of the GNU Affero General Public License,
 * a covered work must retain the producer line in every PDF that is created
 * or manipulated using iText.
 *
 * You can be released from the requirements of the license by purchasing
 * a commercial license. Buying such a license is mandatory as soon as you
 * develop commercial activities involving the iText software without
 * disclosing the source code of your own applications.
 * These activities include: offering paid services to customers as an ASP,
 * serving PDFs on the fly in a web application, shipping iText with a closed
 * source product.
 *
 * For more information, please contact iText Software Corp. at this
 * address: sales@itextpdf.com
 */
package com.itextpdf.text;

import java.util.Set;

import com.itextpdf.text.error_messages.MessageLocalization;
import com.itextpdf.text.pdf.BaseFont;

/**
 * If you are using True Type fonts, you can declare the paths of the different ttf- and ttc-files
 * to this static class first and then create fonts in your code using one of the static getFont-method
 * without having to enter a path as parameter.
 *
 * @author  Bruno Lowagie
 */

public final class FontFactory {

/** This is a possible value of a base 14 type 1 font */
    public static final String COURIER = BaseFont.COURIER;

/** This is a possible value of a base 14 type 1 font */
    public static final String COURIER_BOLD = BaseFont.COURIER_BOLD;

/** This is a possible value of a base 14 type 1 font */
    public static final String COURIER_OBLIQUE = BaseFont.COURIER_OBLIQUE;

/** This is a possible value of a base 14 type 1 font */
    public static final String COURIER_BOLDOBLIQUE = BaseFont.COURIER_BOLDOBLIQUE;

/** This is a possible value of a base 14 type 1 font */
    public static final String HELVETICA = BaseFont.HELVETICA;

/** This is a possible value of a base 14 type 1 font */
    public static final String HELVETICA_BOLD = BaseFont.HELVETICA_BOLD;

/** This is a possible value of a base 14 type 1 font */
    public static final String HELVETICA_OBLIQUE = BaseFont.HELVETICA_OBLIQUE;

/** This is a possible value of a base 14 type 1 font */
    public static final String HELVETICA_BOLDOBLIQUE = BaseFont.HELVETICA_BOLDOBLIQUE;

/** This is a possible value of a base 14 type 1 font */
    public static final String SYMBOL = BaseFont.SYMBOL;

/** This is a possible value of a base 14 type 1 font */
    public static final String TIMES = "Times";

/** This is a possible value of a base 14 type 1 font */
    public static final String TIMES_ROMAN = BaseFont.TIMES_ROMAN;

/** This is a possible value of a base 14 type 1 font */
    public static final String TIMES_BOLD = BaseFont.TIMES_BOLD;

/** This is a possible value of a base 14 type 1 font */
    public static final String TIMES_ITALIC = BaseFont.TIMES_ITALIC;

/** This is a possible value of a base 14 type 1 font */
    public static final String TIMES_BOLDITALIC = BaseFont.TIMES_BOLDITALIC;

/** This is a possible value of a base 14 type 1 font */
    public static final String ZAPFDINGBATS = BaseFont.ZAPFDINGBATS;

    private static FontFactoryImp fontImp = new FontFactoryImp();

/** This is the default encoding to use. */
    public static String defaultEncoding = BaseFont.WINANSI;

/** This is the default value of the <VAR>embedded</VAR> variable. */
    public static boolean defaultEmbedding = BaseFont.NOT_EMBEDDED;

/** Creates new FontFactory */
    private FontFactory() {
    }

/**
 * Constructs a <CODE>Font</CODE>-object.
 *
 * @param	fontname    the name of the font
 * @param	encoding    the encoding of the font
 * @param       embedded    true if the font is to be embedded in the PDF
 * @param	size	    the size of this font
 * @param	style	    the style of this font
 * @param	color	    the <CODE>BaseColor</CODE> of this font.
 * @return the Font constructed based on the parameters
 */

    public static Font getFont(final String fontname, final String encoding, final boolean embedded, final float size, final int style, final BaseColor color) {
        return fontImp.getFont(fontname, encoding, embedded, size, style, color);
    }

/**
 * Constructs a <CODE>Font</CODE>-object.
 *
 * @param	fontname    the name of the font
 * @param	encoding    the encoding of the font
 * @param       embedded    true if the font is to be embedded in the PDF
 * @param	size	    the size of this font
 * @param	style	    the style of this font
 * @param	color	    the <CODE>BaseColor</CODE> of this font.
 * @param	cached 		true if the font comes from the cache or is added to
 * 				the cache if new, false if the font is always created new
 * @return the Font constructed based on the parameters
 */

    public static Font getFont(final String fontname, final String encoding, final boolean embedded, final float size, final int style, final BaseColor color, final boolean cached) {
        return fontImp.getFont(fontname, encoding, embedded, size, style, color, cached);
    }

/**
 * Constructs a <CODE>Font</CODE>-object.
 *
 * @param	fontname    the name of the font
 * @param	encoding    the encoding of the font
 * @param       embedded    true if the font is to be embedded in the PDF
 * @param	size	    the size of this font
 * @param	style	    the style of this font
 * @return the Font constructed based on the parameters
 */

    public static Font getFont(final String fontname, final String encoding, final boolean embedded, final float size, final int style) {
        return getFont(fontname, encoding, embedded, size, style, null);
    }

/**
 * Constructs a <CODE>Font</CODE>-object.
 *
 * @param	fontname    the name of the font
 * @param	encoding    the encoding of the font
 * @param       embedded    true if the font is to be embedded in the PDF
 * @param	size	    the size of this font
 * @return the Font constructed based on the parameters
 */

    public static Font getFont(final String fontname, final String encoding, final boolean embedded, final float size) {
        return getFont(fontname, encoding, embedded, size, Font.UNDEFINED, null);
    }

/**
 * Constructs a <CODE>Font</CODE>-object.
 *
 * @param	fontname    the name of the font
 * @param	encoding    the encoding of the font
 * @param       embedded    true if the font is to be embedded in the PDF
 * @return the Font constructed based on the parameters
 */

    public static Font getFont(final String fontname, final String encoding, final boolean embedded) {
        return getFont(fontname, encoding, embedded, Font.UNDEFINED, Font.UNDEFINED, null);
    }

/**
 * Constructs a <CODE>Font</CODE>-object.
 *
 * @param	fontname    the name of the font
 * @param	encoding    the encoding of the font
 * @param	size	    the size of this font
 * @param	style	    the style of this font
 * @param	color	    the <CODE>BaseColor</CODE> of this font.
 * @return the Font constructed based on the parameters
 */

    public static Font getFont(final String fontname, final String encoding, final float size, final int style, final BaseColor color) {
        return getFont(fontname, encoding, defaultEmbedding, size, style, color);
    }

/**
 * Constructs a <CODE>Font</CODE>-object.
 *
 * @param	fontname    the name of the font
 * @param	encoding    the encoding of the font
 * @param	size	    the size of this font
 * @param	style	    the style of this font
 * @return the Font constructed based on the parameters
 */

    public static Font getFont(final String fontname, final String encoding, final float size, final int style) {
        return getFont(fontname, encoding, defaultEmbedding, size, style, null);
    }

/**
 * Constructs a <CODE>Font</CODE>-object.
 *
 * @param	fontname    the name of the font
 * @param	encoding    the encoding of the font
 * @param	size	    the size of this font
 * @return the Font constructed based on the parameters
 */

    public static Font getFont(final String fontname, final String encoding, final float size) {
        return getFont(fontname, encoding, defaultEmbedding, size, Font.UNDEFINED, null);
    }

/**
 * Constructs a <CODE>Font</CODE>-object.
 *
 * @param	fontname    the name of the font
 * @param	encoding    the encoding of the font
 * @return the Font constructed based on the parameters
 */

    public static Font getFont(final String fontname, final String encoding) {
        return getFont(fontname, encoding, defaultEmbedding, Font.UNDEFINED, Font.UNDEFINED, null);
    }

/**
 * Constructs a <CODE>Font</CODE>-object.
 *
 * @param	fontname    the name of the font
 * @param	size	    the size of this font
 * @param	style	    the style of this font
 * @param	color	    the <CODE>BaseColor</CODE> of this font.
 * @return the Font constructed based on the parameters
 */

    public static Font getFont(final String fontname, final float size, final int style, final BaseColor color) {
        return getFont(fontname, defaultEncoding, defaultEmbedding, size, style, color);
    }

/**
 * Constructs a <CODE>Font</CODE>-object.
 *
 * @param	fontname    the name of the font
 * @param	size	    the size of this font
 * @param	color	    the <CODE>BaseColor</CODE> of this font.
 * @return the Font constructed based on the parameters
 * @since 2.1.0
 */

    public static Font getFont(final String fontname, final float size, final BaseColor color) {
        return getFont(fontname, defaultEncoding, defaultEmbedding, size, Font.UNDEFINED, color);
    }

/**
 * Constructs a <CODE>Font</CODE>-object.
 *
 * @param	fontname    the name of the font
 * @param	size	    the size of this font
 * @param	style	    the style of this font
 * @return the Font constructed based on the parameters
 */

    public static Font getFont(final String fontname, final float size, final int style) {
        return getFont(fontname, defaultEncoding, defaultEmbedding, size, style, null);
    }

/**
 * Constructs a <CODE>Font</CODE>-object.
 *
 * @param	fontname    the name of the font
 * @param	size	    the size of this font
 * @return the Font constructed based on the parameters
 */

    public static Font getFont(final String fontname, final float size) {
        return getFont(fontname, defaultEncoding, defaultEmbedding, size, Font.UNDEFINED, null);
    }

/**
 * Constructs a <CODE>Font</CODE>-object.
 *
 * @param	fontname    the name of the font
 * @return the Font constructed based on the parameters
 */

    public static Font getFont(final String fontname) {
        return getFont(fontname, defaultEncoding, defaultEmbedding, Font.UNDEFINED, Font.UNDEFINED, null);
    }

    /**
     * Register a font by giving explicitly the font family and name.
     * @param familyName the font family
     * @param fullName the font name
     * @param path the font path
     */
    public static void registerFamily(final String familyName, final String fullName, final String path) {
        fontImp.registerFamily(familyName, fullName, path);
    }

/**
 * Register a ttf- or a ttc-file.
 *
 * @param   path    the path to a ttf- or ttc-file
 */

    public static void register(final String path) {
        register(path, null);
    }

/**
 * Register a font file and use an alias for the font contained in it.
 *
 * @param   path    the path to a font file
 * @param   alias   the alias you want to use for the font
 */

    public static void register(final String path, final String alias) {
        fontImp.register(path, alias);
    }

    /** Register all the fonts in a directory.
     * @param dir the directory
     * @return the number of fonts registered
     */
    public static int registerDirectory(final String dir) {
        return fontImp.registerDirectory(dir);
    }

    /**
     * Register all the fonts in a directory and possibly its subdirectories.
     * @param dir the directory
     * @param scanSubdirectories recursively scan subdirectories if <code>true</true>
     * @return the number of fonts registered
     * @since 2.1.2
     */
    public static int registerDirectory(final String dir, final boolean scanSubdirectories) {
        return fontImp.registerDirectory(dir, scanSubdirectories);
    }

    /** Register fonts in some probable directories. It usually works in Windows,
     * Linux and Solaris.
     * @return the number of fonts registered
     */
    public static int registerDirectories() {
        return fontImp.registerDirectories();
    }

/**
 * Gets a set of registered fontnames.
 * @return a set of registered fonts
 */

    public static Set<String> getRegisteredFonts() {
        return fontImp.getRegisteredFonts();
    }

/**
 * Gets a set of registered fontnames.
 * @return a set of registered font families
 */

    public static Set<String> getRegisteredFamilies() {
        return fontImp.getRegisteredFamilies();
    }

/**
 * Gets a set of registered fontnames.
 * @param fontname of a font that may or may not be registered
 * @return true if a given font is registered
 */

    public static boolean contains(final String fontname) {
        return fontImp.isRegistered(fontname);
    }

/**
 * Checks if a certain font is registered.
 *
 * @param   fontname    the name of the font that has to be checked.
 * @return  true if the font is found
 */

    public static boolean isRegistered(final String fontname) {
        return fontImp.isRegistered(fontname);
    }

    /**
     * Gets the font factory implementation.
     * @return the font factory implementation
     */
    public static FontFactoryImp getFontImp() {
        return fontImp;
    }

    /**
     * Sets the font factory implementation.
     * @param fontImp the font factory implementation
     */
    public static void setFontImp(final FontFactoryImp fontImp) {
        if (fontImp == null)
            throw new NullPointerException(MessageLocalization.getComposedMessage("fontfactoryimp.cannot.be.null"));
        FontFactory.fontImp = fontImp;
    }
}
