org/jsampler/EffectChain.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 java.util.Arrays;
import javax.swing.SwingUtilities;
import org.jsampler.event.EffectChainEvent;
import org.jsampler.event.EffectChainListener;
import org.linuxsampler.lscp.EffectChainInfo;
import org.linuxsampler.lscp.EffectInstanceInfo;


/**
 *
 * @author Grigor Iliev
 */
public class EffectChain {
        private int chainId = -1;
        private final ArrayList<EffectInstance> effectInstances = new ArrayList<EffectInstance>();
        
        private final ArrayList<EffectChainListener> listeners = new ArrayList<EffectChainListener>();
        
        public
        EffectChain(EffectChainInfo chain) {
                setChainId(chain.getChainId());
                
                setEffectInstances(chain);
        }
        
        /**
         * Registers the specified listener to be notified when
         * the settings of the effect chain are changed.
         * @param l The <code>EffectChainListener</code> to register.
         */
        public void
        addEffectChainListener(EffectChainListener l) { listeners.add(l); }
        
        /**
         * Removes the specified listener.
         * @param l The <code>EffectChainListener</code> to remove.
         */
        public void
        removeEffectChainListener(EffectChainListener l) { listeners.remove(l); }
        
        /**
         * Gets the numerical ID of the chain.
         * @return The numerical ID of the chain or -1 if the ID is not set.
         */
        public int
        getChainId() { return chainId; }
        
        /** Sets the numerical ID of the chain. */
        public void
        setChainId(int id) { chainId = id; }
        
        public EffectInstance[]
        getEffectInstances() {
                return effectInstances.toArray(new EffectInstance[0]);
        }
        
        public void
        setEffectInstances(EffectChainInfo chain) {
                effectInstances.clear();
                for(int i = 0; i < chain.getEffectInstanceCount(); i++) {
                        effectInstances.add(new EffectInstance(chain.getEffectInstance(i)));
                }
                fireEffectInstanceListChanged();
                
        }
        
        public int
        getEffectInstanceCount() { return effectInstances.size(); }
        
        public EffectInstance
        getEffectInstance(int idx) { return effectInstances.get(idx); }
        
        public int
        getIndex(int instanceId) {
                for(int i = 0; i < effectInstances.size(); i++) {
                        if(effectInstances.get(i).getInstanceId() == instanceId) {
                                return i;
                        }
                }
                return -1; 
        }
        
        public EffectInstance
        getEffectInstanceById(int instanceId) {
                int idx = getIndex(instanceId);
                if(idx == -1) return null;
                
                return effectInstances.get(idx);
        }
        
        private void
        fireEffectInstanceListChanged() {
                final EffectChainEvent e = new EffectChainEvent(this, this);
                SwingUtilities.invokeLater(new Runnable() {
                        public void
                        run() { fireEffectInstanceListChanged(e); }
                });
        }
        
        /**
         * This method should be invoked from the event-dispatching thread.
         */
        private void
        fireEffectInstanceListChanged(EffectChainEvent e) {
                CC.getSamplerModel().setModified(true);
                for(EffectChainListener l : listeners) l.effectInstanceListChanged(e);
        }
}
1	iliev	2192	/*
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			import java.util.Arrays;
26			import javax.swing.SwingUtilities;
27			import org.jsampler.event.EffectChainEvent;
28			import org.jsampler.event.EffectChainListener;
29	iliev	2195	import org.linuxsampler.lscp.EffectChainInfo;
30			import org.linuxsampler.lscp.EffectInstanceInfo;
31	iliev	2192
32	iliev	2195
33	iliev	2192	/**
34			*
35			* @author Grigor Iliev
36			*/
37	iliev	2195	public class EffectChain {
38			private int chainId = -1;
39			private final ArrayList<EffectInstance> effectInstances = new ArrayList<EffectInstance>();
40
41	iliev	2192	private final ArrayList<EffectChainListener> listeners = new ArrayList<EffectChainListener>();
42
43			public
44	iliev	2195	EffectChain(EffectChainInfo chain) {
45	iliev	2192	setChainId(chain.getChainId());
46
47	iliev	2195	setEffectInstances(chain);
48	iliev	2192	}
49
50			/**
51			* Registers the specified listener to be notified when
52			* the settings of the effect chain are changed.
53			* @param l The <code>EffectChainListener</code> to register.
54			*/
55			public void
56	iliev	2195	addEffectChainListener(EffectChainListener l) { listeners.add(l); }
57	iliev	2192
58			/**
59			* Removes the specified listener.
60			* @param l The <code>EffectChainListener</code> to remove.
61			*/
62			public void
63	iliev	2195	removeEffectChainListener(EffectChainListener l) { listeners.remove(l); }
64	iliev	2192
65	iliev	2195	/**
66			* Gets the numerical ID of the chain.
67			* @return The numerical ID of the chain or -1 if the ID is not set.
68			*/
69			public int
70			getChainId() { return chainId; }
71
72			/** Sets the numerical ID of the chain. */
73			public void
74			setChainId(int id) { chainId = id; }
75
76	iliev	2192	public EffectInstance[]
77			getEffectInstances() {
78	iliev	2195	return effectInstances.toArray(new EffectInstance[0]);
79	iliev	2192	}
80
81			public void
82	iliev	2195	setEffectInstances(EffectChainInfo chain) {
83			effectInstances.clear();
84			for(int i = 0; i < chain.getEffectInstanceCount(); i++) {
85			effectInstances.add(new EffectInstance(chain.getEffectInstance(i)));
86			}
87			fireEffectInstanceListChanged();
88	iliev	2192
89			}
90
91			public int
92	iliev	2195	getEffectInstanceCount() { return effectInstances.size(); }
93
94			public EffectInstance
95			getEffectInstance(int idx) { return effectInstances.get(idx); }
96
97			public int
98	iliev	2192	getIndex(int instanceId) {
99	iliev	2195	for(int i = 0; i < effectInstances.size(); i++) {
100			if(effectInstances.get(i).getInstanceId() == instanceId) {
101	iliev	2192	return i;
102			}
103			}
104			return -1;
105			}
106
107	iliev	2195	public EffectInstance
108			getEffectInstanceById(int instanceId) {
109			int idx = getIndex(instanceId);
110			if(idx == -1) return null;
111
112			return effectInstances.get(idx);
113			}
114
115	iliev	2192	private void
116	iliev	2195	fireEffectInstanceListChanged() {
117			final EffectChainEvent e = new EffectChainEvent(this, this);
118	iliev	2192	SwingUtilities.invokeLater(new Runnable() {
119			public void
120			run() { fireEffectInstanceListChanged(e); }
121			});
122			}
123
124			/**
125			* This method should be invoked from the event-dispatching thread.
126			*/
127			private void
128			fireEffectInstanceListChanged(EffectChainEvent e) {
129			CC.getSamplerModel().setModified(true);
130			for(EffectChainListener l : listeners) l.effectInstanceListChanged(e);
131			}
132			}