1 files changed, 54 insertions, 0 deletions
diff --git a/src/com/jsyn/unitgen/UnitGate.java b/src/com/jsyn/unitgen/UnitGate.java
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+++ b/src/com/jsyn/unitgen/UnitGate.java
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+/*
+ * Copyright 2012 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.unitgen;
+
+import com.jsyn.ports.UnitGatePort;
+import com.jsyn.ports.UnitOutputPort;
+
+/**
+ * Base class for other envelopes.
+ * 
+ * @author Phil Burk (C) 2012 Mobileer Inc
+ */
+public abstract class UnitGate extends UnitGenerator implements UnitSource {
+    /**
+     * Input that triggers the envelope. Use amplitude port if you want to connect a signal to be
+     * modulated by the envelope.
+     */
+    public UnitGatePort input;
+    public UnitOutputPort output;
+
+    public UnitGate() {
+        addPort(input = new UnitGatePort("Input"));
+        addPort(output = new UnitOutputPort("Output"));
+    }
+
+    @Override
+    public UnitOutputPort getOutput() {
+        return output;
+    }
+
+    /**
+     * Specify a unit to be disabled when the envelope finishes.
+     * 
+     * @param unit
+     */
+    public void setupAutoDisable(UnitGenerator unit) {
+        input.setupAutoDisable(unit);
+    }
+
+}