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.canvas;
16
17 import org.htmlunit.javascript.HtmlUnitScriptable;
18 import org.htmlunit.javascript.configuration.JsxClass;
19 import org.htmlunit.javascript.configuration.JsxConstructor;
20 import org.htmlunit.javascript.configuration.JsxFunction;
21 import org.htmlunit.javascript.host.Element;
22
23 /**
24 * A JavaScript object for {@code IntersectionObserver}.
25 *
26 * @author Ahmed Ashour
27 * @author Ronald Brill
28 *
29 * @see <a href="https://developer.mozilla.org/en-US/docs/Web/API/IntersectionObserver">MDN Documentation</a>
30 */
31 @JsxClass
32 public class IntersectionObserver extends HtmlUnitScriptable {
33
34 /**
35 * JavaScript constructor.
36 */
37 @JsxConstructor
38 public void jsConstructor() {
39 // nothing to do
40 }
41
42 /**
43 * Observes the target.
44 * @param target the target
45 */
46 @JsxFunction
47 public void observe(final Element target) {
48 //nothing
49 }
50
51 /**
52 * Removes the target from observation.
53 *
54 * @param target the target
55 */
56 @JsxFunction
57 public void unobserve(final Element target) {
58 //nothing
59 }
60
61 /**
62 * Disconnects.
63 */
64 @JsxFunction
65 public void disconnect() {
66 //nothing
67 }
68
69 /**
70 * Takes records.
71 * @return the records
72 */
73 @JsxFunction
74 public HtmlUnitScriptable takeRecords() {
75 return null;
76 }
77 }