1/*
2 * Copyright (C) 2017 The Android Open Source Project
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 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16package android.frameworks.displayservice@1.0;
17
18interface IEventCallback {
19    /**
20     * @param timestamp Nanoseconds since boot.
21     * @param count Vsync count.
22     */
23    oneway onVsync(uint64_t timestamp, uint32_t count);
24
25    /**
26     * @param timestamp Nanoseconds since boot.
27     * @param connected Current state of hotplug.
28     */
29    oneway onHotplug(uint64_t timestamp, bool connected);
30};
31