Merged with released L2J-Unity files.

trunk/java/com/l2jmobius/gameserver/model/eventengine/drop/EventDropGroup.java

@@ -0,0 +1,49 @@
+/*
+ * This file is part of the L2J Mobius project.
+ * 
+ * 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.l2jmobius.gameserver.model.eventengine.drop;
+
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * @author UnAfraid
+ */
+public class EventDropGroup
+{
+	private final List<EventDropItem> _items = new ArrayList<>();
+	private final double _chance;
+	
+	public EventDropGroup(double chance)
+	{
+		_chance = chance;
+	}
+	
+	public double getChance()
+	{
+		return _chance;
+	}
+	
+	public List<EventDropItem> getItems()
+	{
+		return _items;
+	}
+	
+	public void addItem(EventDropItem item)
+	{
+		_items.add(item);
+	}
+}

trunk/java/com/l2jmobius/gameserver/model/eventengine/drop/EventDropItem.java

@@ -0,0 +1,56 @@
+/*
+ * This file is part of the L2J Mobius project.
+ * 
+ * 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.l2jmobius.gameserver.model.eventengine.drop;
+
+/**
+ * @author UnAfraid
+ */
+public class EventDropItem
+{
+	private final int _id;
+	private final int _min;
+	private final int _max;
+	private final double _chance;
+	
+	public EventDropItem(int id, int min, int max, double chance)
+	{
+		_id = id;
+		_min = min;
+		_max = max;
+		_chance = chance;
+	}
+	
+	public int getId()
+	{
+		return _id;
+	}
+	
+	public int getMin()
+	{
+		return _min;
+	}
+	
+	public int getMax()
+	{
+		return _max;
+	}
+	
+	public double getChance()
+	{
+		return _chance;
+	}
+}

trunk/java/com/l2jmobius/gameserver/model/eventengine/drop/EventDrops.java

@@ -0,0 +1,41 @@
+/*
+ * This file is part of the L2J Mobius project.
+ * 
+ * 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.l2jmobius.gameserver.model.eventengine.drop;
+
+import java.util.function.Supplier;
+
+/**
+ * @author UnAfraid
+ */
+public enum EventDrops
+{
+	GROUPED(GroupedDrop::new),
+	NORMAL(NormalDrop::new);
+	
+	private final Supplier<? extends IEventDrop> _supplier;
+	
+	private EventDrops(Supplier<IEventDrop> supplier)
+	{
+		_supplier = supplier;
+	}
+	
+	@SuppressWarnings("unchecked")
+	public <T extends IEventDrop> T newInstance()
+	{
+		return (T) (_supplier.get());
+	}
+}

trunk/java/com/l2jmobius/gameserver/model/eventengine/drop/GroupedDrop.java

@@ -0,0 +1,70 @@
+/*
+ * This file is part of the L2J Mobius project.
+ * 
+ * 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.l2jmobius.gameserver.model.eventengine.drop;
+
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.List;
+
+import com.l2jmobius.commons.util.Rnd;
+import com.l2jmobius.gameserver.model.holders.ItemHolder;
+
+/**
+ * @author UnAfraid
+ */
+public class GroupedDrop implements IEventDrop
+{
+	private final List<EventDropGroup> _groups = new ArrayList<>();
+	
+	public List<EventDropGroup> getGroups()
+	{
+		return _groups;
+	}
+	
+	public void addGroup(EventDropGroup group)
+	{
+		_groups.add(group);
+	}
+	
+	@Override
+	public Collection<ItemHolder> calculateDrops()
+	{
+		final List<ItemHolder> rewards = new ArrayList<>();
+		for (EventDropGroup group : _groups)
+		{
+			if ((Rnd.nextDouble() * 100) < group.getChance())
+			{
+				double totalChance = 0;
+				final double random = (Rnd.nextDouble() * 100);
+				for (EventDropItem item : group.getItems())
+				{
+					totalChance += item.getChance();
+					if (totalChance > random)
+					{
+						final long count = Rnd.get(item.getMin(), item.getMax());
+						if (count > 0)
+						{
+							rewards.add(new ItemHolder(item.getId(), count));
+							break;
+						}
+					}
+				}
+			}
+		}
+		return rewards;
+	}
+}

trunk/java/com/l2jmobius/gameserver/model/eventengine/drop/IEventDrop.java

@@ -0,0 +1,29 @@
+/*
+ * This file is part of the L2J Mobius project.
+ * 
+ * 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.l2jmobius.gameserver.model.eventengine.drop;
+
+import java.util.Collection;
+
+import com.l2jmobius.gameserver.model.holders.ItemHolder;
+
+/**
+ * @author UnAfraid
+ */
+public interface IEventDrop
+{
+	public Collection<ItemHolder> calculateDrops();
+}

trunk/java/com/l2jmobius/gameserver/model/eventengine/drop/NormalDrop.java

@@ -0,0 +1,63 @@
+/*
+ * This file is part of the L2J Mobius project.
+ * 
+ * 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.l2jmobius.gameserver.model.eventengine.drop;
+
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.List;
+
+import com.l2jmobius.commons.util.Rnd;
+import com.l2jmobius.gameserver.model.holders.ItemHolder;
+
+/**
+ * @author UnAfraid
+ */
+public class NormalDrop implements IEventDrop
+{
+	private final List<EventDropItem> _items = new ArrayList<>();
+	
+	public List<EventDropItem> getItems()
+	{
+		return _items;
+	}
+	
+	public void addItem(EventDropItem item)
+	{
+		_items.add(item);
+	}
+	
+	@Override
+	public Collection<ItemHolder> calculateDrops()
+	{
+		final List<ItemHolder> rewards = new ArrayList<>();
+		double totalChance = 0;
+		final double random = (Rnd.nextDouble() * 100);
+		for (EventDropItem item : _items)
+		{
+			totalChance += item.getChance();
+			if (totalChance > random)
+			{
+				final long count = Rnd.get(item.getMin(), item.getMax());
+				if (count > 0)
+				{
+					rewards.add(new ItemHolder(item.getId(), count));
+				}
+			}
+		}
+		return rewards;
+	}
+}