1 files changed, 67 insertions, 0 deletions
diff --git a/src/com/jsyn/util/TransportModel.java b/src/com/jsyn/util/TransportModel.java
new file mode 100644
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--- /dev/null
+++ b/src/com/jsyn/util/TransportModel.java
@@ -0,0 +1,67 @@
+/*
+ * Copyright 2009 Phil Burk, Mobileer Inc
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.jsyn.util;
+
+import java.util.concurrent.CopyOnWriteArrayList;
+
+public class TransportModel {
+    public static final int STATE_STOPPED = 0;
+    public static final int STATE_PAUSED = 1;
+    public static final int STATE_RUNNING = 2;
+
+    private CopyOnWriteArrayList<TransportListener> listeners = new CopyOnWriteArrayList<TransportListener>();
+    private int state = STATE_STOPPED;
+    private long position;
+
+    public void addTransportListener(TransportListener listener) {
+        listeners.add(listener);
+    }
+
+    public void removeTransportListener(TransportListener listener) {
+        listeners.remove(listener);
+    }
+
+    public void setState(int newState) {
+        state = newState;
+        fireStateChanged(newState);
+    }
+
+    public int getState() {
+        return state;
+    }
+
+    public void setPosition(long newPosition) {
+        position = newPosition;
+        firePositionChanged(newPosition);
+    }
+
+    public long getPosition() {
+        return position;
+    }
+
+    public void fireStateChanged(int newState) {
+        for (TransportListener listener : listeners) {
+            listener.stateChanged(this, newState);
+        }
+    }
+
+    public void firePositionChanged(long newPosition) {
+        for (TransportListener listener : listeners) {
+            listener.positionChanged(this, newPosition);
+        }
+    }
+}