/* ====================================================================
   Licensed to the Apache Software Foundation (ASF) under one or more
   contributor license agreements.  See the NOTICE file distributed with
   this work for additional information regarding copyright ownership.
   The ASF licenses this file to You under the Apache License, Version 2.0
   (the "License"); you may not use this file except in compliance with
   the License.  You may obtain a copy of the License at

       http://www.apache.org/licenses/LICENSE-2.0

   Unless required by applicable law or agreed to in writing, software
   distributed under the License is distributed on an "AS IS" BASIS,
   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   See the License for the specific language governing permissions and
   limitations under the License.
==================================================================== */

package org.apache.poi.xddf.usermodel.text;

import org.apache.poi.common.usermodel.fonts.FontGroup;
import org.apache.poi.util.Beta;
import org.apache.poi.util.Internal;
import org.openxmlformats.schemas.drawingml.x2006.main.CTTextFont;

@Beta
public class XDDFFont {
    private FontGroup group;
    private CTTextFont font;

    public static XDDFFont unsetFontForGroup(FontGroup group) {
        return new XDDFFont(group, null);
    }

    public XDDFFont(FontGroup group, String typeface, Byte charset, Byte pitch, byte[] panose) {
        this(group, CTTextFont.Factory.newInstance());
        if (typeface == null) {
            if (font.getTypeface() != null && !font.getTypeface().equals("")) {
                font.setTypeface("");
            }
        } else {
            font.setTypeface(typeface);
        }
        if (charset == null) {
            if (font.isSetCharset()) {
                font.unsetCharset();
            }
        } else {
            font.setCharset(charset);
        }
        if (pitch == null) {
            if (font.isSetPitchFamily()) {
                font.unsetPitchFamily();
            }
        } else {
            font.setPitchFamily(pitch);
        }
        if (panose == null || panose.length == 0) {
            if (font.isSetPanose()) {
                font.unsetPanose();
            }
        } else {
            font.setPanose(panose);
        }
    }

    @Internal
    protected XDDFFont(FontGroup group, CTTextFont font) {
        this.group = group;
        this.font = font;
    }

    @Internal
    protected CTTextFont getXmlObject() {
        return font;
    }

    public FontGroup getGroup() {
        return group;
    }

    public String getTypeface() {
        return font.getTypeface();
    }

    public Byte getCharset() {
        if (font.isSetCharset()) {
            return font.getCharset();
        } else {
            return null;
        }
    }

    public Byte getPitchFamily() {
        if (font.isSetPitchFamily()) {
            return font.getPitchFamily();
        } else {
            return null;
        }
    }

    public byte[] getPanose() {
        if (font.isSetPanose()) {
            return font.getPanose();
        } else {
            return null;
        }
    }
}