1 /*
2 * Copyright (c) 2002-2026 Gargoyle Software Inc.
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 * https://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15 package org.htmlunit.javascript.host.media;
16
17 import org.htmlunit.javascript.configuration.JsxClass;
18 import org.htmlunit.javascript.configuration.JsxConstructor;
19 import org.htmlunit.javascript.configuration.JsxGetter;
20
21 /**
22 * A JavaScript object for {@code GainNode}.
23 *
24 * @author Ahmed Ashour
25 * @author Ronald Brill
26 *
27 * @see <a href="https://developer.mozilla.org/en-US/docs/Web/API/GainNode">MDN Documentation</a>
28 */
29 @JsxClass
30 public class GainNode extends AudioNode {
31
32 private AudioParam gain_;
33
34 /**
35 * Creates an instance.
36 * @param baCtx the required audio context
37 */
38 @Override
39 @JsxConstructor
40 public void jsConstructor(final Object baCtx) {
41 super.jsConstructor(baCtx);
42
43 final AudioParam node = new AudioParam();
44 node.setParentScope(getParentScope());
45 node.setPrototype(getPrototype(node.getClass()));
46 node.jsConstructor();
47 gain_ = node;
48 }
49
50 /**
51 * Returns an a-rate AudioParam representing the amount of gain to apply.
52 * @return an a-rate AudioParam representing the amount of gain to apply.
53 */
54 @JsxGetter
55 public AudioParam getGain() {
56 return gain_;
57 }
58
59 }