/*

 * Copyright (c) 2007, Oracle and/or its affiliates. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.  Oracle designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Oracle in the LICENSE file that accompanied this code.

 *

 * This code 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

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 */

package com.sun.media.sound;

import java.util.ArrayList;

import java.util.List;

import javax.sound.midi.Patch;

/**

 * A simple instrument that is made of other ModelInstrument, ModelPerformer

 * objects.

 *

 * @author Karl Helgason

 */

public class SimpleInstrument extends ModelInstrument {

    private static class SimpleInstrumentPart {

        ModelPerformer[] performers;

        int keyFrom;

        int keyTo;

        int velFrom;

        int velTo;

        int exclusiveClass;

    }

    protected int preset = 0;

    protected int bank = 0;

    protected boolean percussion = false;

    protected String name = "";

    protected List<SimpleInstrumentPart> parts

            = new ArrayList<SimpleInstrumentPart>();

    public SimpleInstrument() {

        super(null, null, null, null);

    }

    public void clear() {

        parts.clear();

    }

    public void add(ModelPerformer[] performers, int keyFrom, int keyTo,

            int velFrom, int velTo, int exclusiveClass) {

        SimpleInstrumentPart part = new SimpleInstrumentPart();

        part.performers = performers;

        part.keyFrom = keyFrom;

        part.keyTo = keyTo;

        part.velFrom = velFrom;

        part.velTo = velTo;

        part.exclusiveClass = exclusiveClass;

        parts.add(part);

    }

    public void add(ModelPerformer[] performers, int keyFrom, int keyTo,

            int velFrom, int velTo) {

        add(performers, keyFrom, keyTo, velFrom, velTo, -1);

    }

    public void add(ModelPerformer[] performers, int keyFrom, int keyTo) {

        add(performers, keyFrom, keyTo, 0, 127, -1);

    }

    public void add(ModelPerformer[] performers) {

        add(performers, 0, 127, 0, 127, -1);

    }

    public void add(ModelPerformer performer, int keyFrom, int keyTo,

            int velFrom, int velTo, int exclusiveClass) {

        add(new ModelPerformer[]{performer}, keyFrom, keyTo, velFrom, velTo,

                exclusiveClass);

    }

    public void add(ModelPerformer performer, int keyFrom, int keyTo,

            int velFrom, int velTo) {

        add(new ModelPerformer[]{performer}, keyFrom, keyTo, velFrom, velTo);

    }

    public void add(ModelPerformer performer, int keyFrom, int keyTo) {

        add(new ModelPerformer[]{performer}, keyFrom, keyTo);

    }

    public void add(ModelPerformer performer) {

        add(new ModelPerformer[]{performer});

    }

    public void add(ModelInstrument ins, int keyFrom, int keyTo, int velFrom,

            int velTo, int exclusiveClass) {

        add(ins.getPerformers(), keyFrom, keyTo, velFrom, velTo, exclusiveClass);

    }

    public void add(ModelInstrument ins, int keyFrom, int keyTo, int velFrom,

            int velTo) {

        add(ins.getPerformers(), keyFrom, keyTo, velFrom, velTo);

    }

    public void add(ModelInstrument ins, int keyFrom, int keyTo) {

        add(ins.getPerformers(), keyFrom, keyTo);

    }

    public void add(ModelInstrument ins) {

        add(ins.getPerformers());

    }

    public ModelPerformer[] getPerformers() {

        int percount = 0;

        for (SimpleInstrumentPart part : parts)

            if (part.performers != null)

                percount += part.performers.length;

        ModelPerformer[] performers = new ModelPerformer[percount];

        int px = 0;

        for (SimpleInstrumentPart part : parts) {

            if (part.performers != null) {

                for (ModelPerformer mperfm : part.performers) {

                    ModelPerformer performer = new ModelPerformer();

                    performer.setName(getName());

                    performers[px++] = performer;

                    performer.setDefaultConnectionsEnabled(

                            mperfm.isDefaultConnectionsEnabled());

                    performer.setKeyFrom(mperfm.getKeyFrom());

                    performer.setKeyTo(mperfm.getKeyTo());

                    performer.setVelFrom(mperfm.getVelFrom());

                    performer.setVelTo(mperfm.getVelTo());

                    performer.setExclusiveClass(mperfm.getExclusiveClass());

                    performer.setSelfNonExclusive(mperfm.isSelfNonExclusive());

                    performer.setReleaseTriggered(mperfm.isReleaseTriggered());

                    if (part.exclusiveClass != -1)

                        performer.setExclusiveClass(part.exclusiveClass);

                    if (part.keyFrom > performer.getKeyFrom())

                        performer.setKeyFrom(part.keyFrom);

                    if (part.keyTo < performer.getKeyTo())

                        performer.setKeyTo(part.keyTo);

                    if (part.velFrom > performer.getVelFrom())

                        performer.setVelFrom(part.velFrom);

                    if (part.velTo < performer.getVelTo())

                        performer.setVelTo(part.velTo);

                    performer.getOscillators().addAll(mperfm.getOscillators());

                    performer.getConnectionBlocks().addAll(

                            mperfm.getConnectionBlocks());

                }

            }

        }

        return performers;

    }

    public Object getData() {

        return null;

    }

    public String getName() {

        return this.name;

    }

    public void setName(String name) {

        this.name = name;

    }

    public ModelPatch getPatch() {

        return new ModelPatch(bank, preset, percussion);

    }

    public void setPatch(Patch patch) {

        if (patch instanceof ModelPatch && ((ModelPatch)patch).isPercussion()) {

            percussion = true;

            bank = patch.getBank();

            preset = patch.getProgram();

        } else {

            percussion = false;

            bank = patch.getBank();

            preset = patch.getProgram();

        }

    }

}