ArchetypeChooserFolder.java

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/*
 * Gridarta MMORPG map editor for Crossfire, Daimonin and similar games.
 * Copyright (C) 2000-2015 The Gridarta Developers.
 *
 * 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 2 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, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */

package net.sf.gridarta.model.archetypechooser;

import java.io.Serializable;
import java.util.Collection;
import java.util.Collections;
import java.util.HashSet;
import java.util.Set;
import net.sf.gridarta.model.archetype.Archetype;
import net.sf.gridarta.model.gameobject.GameObject;
import net.sf.gridarta.model.maparchobject.MapArchObject;
import net.sf.gridarta.utils.EventListenerList2;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;

public class ArchetypeChooserFolder<G extends GameObject<G, A, R>, A extends MapArchObject<A>, R extends Archetype<G, A, R>> implements Serializable {

    private static final long serialVersionUID = 1L;

    @NotNull
    private final String name;

    @NotNull
    private final Set<R> archetypes = new HashSet<>();

    @Nullable
    private R selectedArchetype;

    @NotNull
    private final EventListenerList2<ArchetypeChooserFolderListener<G, A, R>> listeners = new EventListenerList2<>(ArchetypeChooserFolderListener.class);

    public ArchetypeChooserFolder(@NotNull final String name) {
        this.name = name;
    }

    public void addArchetypeChooserFolderListener(@NotNull final ArchetypeChooserFolderListener<G, A, R> listener) {
        listeners.add(listener);
    }

    public void removeArchetypeChooserFolderListener(@NotNull final ArchetypeChooserFolderListener<G, A, R> listener) {
        listeners.remove(listener);
    }

    @NotNull
    public String getName() {
        return name;
    }

    @NotNull
    public Collection<R> getArchetypes() {
        return Collections.unmodifiableSet(archetypes);
    }

    public void addArchetype(@NotNull final R archetype) {
        archetypes.add(archetype);
    }

    @Nullable
    public R getSelectedArchetype() {
        return selectedArchetype;
    }

    public void setSelectedArchetype(@Nullable final R selectedArchetype) {
        if (selectedArchetype != null && !archetypes.contains(selectedArchetype)) {
            throw new IllegalArgumentException("selected archetype " + selectedArchetype.getAnimName() + " is not part of the folder");
        }

        if (this.selectedArchetype == selectedArchetype) {
            return;
        }

        this.selectedArchetype = selectedArchetype;
        for (final ArchetypeChooserFolderListener<G, A, R> listener : listeners.getListeners()) {
            listener.selectedArchetypeChanged(selectedArchetype);
        }
    }

    public boolean containsArchetype(@NotNull final R archetype) {
        return archetypes.contains(archetype);
    }

}