org/jsampler/EffectInstance.java

/*
 *   JSampler - a java front-end for LinuxSampler
 *
 *   Copyright (C) 2011 Grigor Iliev <grigor@grigoriliev.com>
 *
 *   This file is part of JSampler.
 *
 *   JSampler is free software; you can redistribute it and/or modify
 *   it under the terms of the GNU General Public License version 2
 *   as published by the Free Software Foundation.
 *
 *   JSampler 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 JSampler; if not, write to the Free Software
 *   Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 *   MA  02111-1307  USA
 */
package org.jsampler;

import java.util.ArrayList;

import net.sf.juife.PDUtils;

import org.jsampler.event.EffectInstanceEvent;
import org.jsampler.event.EffectInstanceListener;
import org.jsampler.task.Audio;
import org.linuxsampler.lscp.EffectInstanceInfo;

/**
 *
 * @author Grigor Iliev
 */
public class EffectInstance {
        private EffectInstanceInfo instance;
        
        private final ArrayList<EffectInstanceListener> listeners = new ArrayList<EffectInstanceListener>();
        
        public
        EffectInstance(EffectInstanceInfo instance) {
                this.instance = instance;
        }
        
        /**
         * Registers the specified listener to be notified when
         * the settings of the effect instance are changed.
         * @param l The <code>EffectInstanceListener</code> to register.
         */
        public void
        addEffectInstanceListener(EffectInstanceListener l) { listeners.add(l); }
        
        /**
         * Removes the specified listener.
         * @param l The <code>EffectInstanceListener</code> to remove.
         */
        public void
        removeEffectInstanceListener(EffectInstanceListener l) { listeners.remove(l); }
        
        public int
        getInstanceId() { return instance.getInstanceId(); }
        
        public EffectInstanceInfo
        getInfo() { return instance; }
        
        public void
        setInfo(EffectInstanceInfo instance) {
                this.instance = instance;
                fireInstanceInfoChanged();
        }
        
        public void
        setBackendParameter(int prmIndex, float newValue) {
                CC.getTaskQueue().add (
                        new Audio.SetEffectInstanceParameter(getInstanceId(), prmIndex, newValue)
                );
        }
        
        public void
        fireInstanceInfoChanged() {
                final EffectInstanceEvent e = new EffectInstanceEvent(this, this);
                PDUtils.runOnUiThread(new Runnable() {
                        public void
                        run() { fireInstanceInfoChanged(e); }
                });
        }
        
        /**
         * This method should be invoked from the event-dispatching thread.
         */
        private void
        fireInstanceInfoChanged(EffectInstanceEvent e) {
                CC.getSamplerModel().setModified(true);
                for(EffectInstanceListener l : listeners) l.effectInstanceChanged(e);
        }
}
1	iliev	2195	/*
2			* JSampler - a java front-end for LinuxSampler
3			*
4			* Copyright (C) 2011 Grigor Iliev <grigor@grigoriliev.com>
5			*
6			* This file is part of JSampler.
7			*
8			* JSampler is free software; you can redistribute it and/or modify
9			* it under the terms of the GNU General Public License version 2
10			* as published by the Free Software Foundation.
11			*
12			* JSampler is distributed in the hope that it will be useful,
13			* but WITHOUT ANY WARRANTY; without even the implied warranty of
14			* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15			* GNU General Public License for more details.
16			*
17			* You should have received a copy of the GNU General Public License
18			* along with JSampler; if not, write to the Free Software
19			* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
20			* MA 02111-1307 USA
21			*/
22			package org.jsampler;
23
24			import java.util.ArrayList;
25	iliev	2288
26			import net.sf.juife.PDUtils;
27
28	iliev	2195	import org.jsampler.event.EffectInstanceEvent;
29			import org.jsampler.event.EffectInstanceListener;
30			import org.jsampler.task.Audio;
31			import org.linuxsampler.lscp.EffectInstanceInfo;
32
33			/**
34			*
35			* @author Grigor Iliev
36			*/
37			public class EffectInstance {
38			private EffectInstanceInfo instance;
39
40			private final ArrayList<EffectInstanceListener> listeners = new ArrayList<EffectInstanceListener>();
41
42			public
43			EffectInstance(EffectInstanceInfo instance) {
44			this.instance = instance;
45			}
46
47			/**
48			* Registers the specified listener to be notified when
49			* the settings of the effect instance are changed.
50			* @param l The <code>EffectInstanceListener</code> to register.
51			*/
52			public void
53			addEffectInstanceListener(EffectInstanceListener l) { listeners.add(l); }
54
55			/**
56			* Removes the specified listener.
57			* @param l The <code>EffectInstanceListener</code> to remove.
58			*/
59			public void
60			removeEffectInstanceListener(EffectInstanceListener l) { listeners.remove(l); }
61
62			public int
63			getInstanceId() { return instance.getInstanceId(); }
64
65			public EffectInstanceInfo
66			getInfo() { return instance; }
67
68			public void
69			setInfo(EffectInstanceInfo instance) {
70			this.instance = instance;
71			fireInstanceInfoChanged();
72			}
73
74			public void
75			setBackendParameter(int prmIndex, float newValue) {
76			CC.getTaskQueue().add (
77			new Audio.SetEffectInstanceParameter(getInstanceId(), prmIndex, newValue)
78			);
79			}
80
81			public void
82			fireInstanceInfoChanged() {
83			final EffectInstanceEvent e = new EffectInstanceEvent(this, this);
84	iliev	2288	PDUtils.runOnUiThread(new Runnable() {
85	iliev	2195	public void
86			run() { fireInstanceInfoChanged(e); }
87			});
88			}
89
90			/**
91			* This method should be invoked from the event-dispatching thread.
92			*/
93			private void
94			fireInstanceInfoChanged(EffectInstanceEvent e) {
95			CC.getSamplerModel().setModified(true);
96			for(EffectInstanceListener l : listeners) l.effectInstanceChanged(e);
97			}
98			}