ExShowScreenMessage

/*
 * This program 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.
 *
 * 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 General Public License for more
 * details.
 *
 * You should have received a copy of the GNU General Public License along with
 * this program. If not, see <http://www.gnu.org/licenses/>.
 */
package com.l2jserver.gameserver.network.serverpackets;

import com.l2jserver.gameserver.network.NpcStringId;
import com.l2jserver.gameserver.network.SystemMessageId;

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

/**
 * @author Kerberos
 *
 */
public class ExShowScreenMessage extends L2GameServerPacket
{
    private int _type;
    private int _sysMessageId;
    private int _unk1;
    private int _unk2;
    private int _unk3;
    private boolean _fade;
    private int _size;
    private int _position;
    private boolean _effect;
    private String _text;
    private int _time;
    private int _npcString;
    private List<String> _parameters;

    public ExShowScreenMessage (String text, int time)
    {
        _type = 1;
        _sysMessageId = -1;
        _unk1 = 0;
        _unk2 = 0;
        _unk3 = 0;
        _fade = false;
        _position = 0x02;
        _text = text;
        _time = time;
        _size = 0;
        _effect = false;
        _npcString = -1;
    }

    public ExShowScreenMessage (NpcStringId npcString, int position, int time) // For npcstring
    {
        _type = 2;
        _sysMessageId = -1;
        _unk1 = 0;
        _unk2 = 0;
        _unk3 = 0;
        _fade = false;
        _position = position;
        _text = null;
        _time = time;
        _size = 0;
        _effect = false;
        _npcString = npcString.getId();
    }

    public ExShowScreenMessage (SystemMessageId systemMsg, int position, int time) // For SystemMessage
    {
        _type = 2;
        _sysMessageId = systemMsg.getId();
        _unk1 = 0;
        _unk2 = 0;
        _unk3 = 0;
        _fade = false;
        _position = position;
        _text = null;
        _time = time;
        _size = 0;
        _effect = false;
        _npcString = -1;
    }

    public ExShowScreenMessage(int type, int messageId, int position, int size, boolean showEffect, int time, boolean fade, String text)
    {
        _type = type;
        _sysMessageId = messageId;
        _unk1 = 0;
        _unk2 = 0;
        _unk3 = 0;
        _fade = fade;
        _position = position;
        _text = text;
        _time = time;
        _size = size;
        _effect = showEffect;
        _npcString = -1;
    }

    public ExShowScreenMessage (int type, int messageId, int position, int unk1, int size, int unk2, int unk3,boolean showEffect, int time,boolean fade, String text, NpcStringId npcString)
    {
        _type = type;
        _sysMessageId = messageId;
        _unk1 = unk1;
        _unk2 = unk2;
        _unk3 = unk3;
        _fade = fade;
        _position = position;
        _text = text;
        _time = time;
        _size = size;
        _effect = showEffect;
        if (npcString == NpcStringId.NO_MSG)
            _npcString = -1;
        else
            _npcString = npcString.getId();
    }

    /**
     * String parameter for argument S1,S2,.. in npcstring-e.dat
     * @param text
     */
    public void addStringParameter(String text)
    {
        if (_parameters == null)
            _parameters = new ArrayList<String>();
        _parameters.add(text);
    }

    @Override
    public String getType()
    {
        return "[S]FE:39 ExShowScreenMessage";
    }

    @Override
    protected void writeImpl()
    {
        writeC(0xfe);
        writeH(0x39);
        writeD(_type); // 0 - system messages, 1 - your defined text, 2 - npcstring
        writeD(_sysMessageId); // system message id (_type must be 0 otherwise no effect)
        writeD(_position); // message position
        writeD(_unk1); // ?
        writeD(_size); // font size 0 - normal, 1 - small
        writeD(_unk2); // ?
        writeD(_unk3); // ?
        writeD(_effect == true ? 1 : 0); // upper effect (0 - disabled, 1 enabled) - _position must be 2 (center) otherwise no effect
        writeD(_time); // time
        writeD(_fade == true ? 1 : 0); // fade effect (0 - disabled, 1 enabled)
        writeD(_npcString); // npcString
        if (_npcString == -1)
            writeSS(_text); // your text (_type must be 1, otherwise no effect)
        else
        {
            if (_parameters != null)
            {
                for (String s : _parameters)
                    writeSS(s);
            }
        }
    }

    public ExShowScreenMessage setUpperEffect(boolean value)
    {
      _effect = value;
      return this;
    }
}