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 */
16
17package [email protected];
18
19import @1.0::EffectStrength;
20import @1.0::IVibrator;
21import @1.0::Status;
22
23interface IVibrator extends @1.0::IVibrator {
24  /**
25   * Fire off a predefined haptic event.
26   *
27   * @param event The type of haptic event to trigger.
28   * @return status Whether the effect was successfully performed or not. Must
29   *                return Status::UNSUPPORTED_OPERATION is the effect is not
30   *                supported.
31   * @return lengthMs The length of time the event is expected to take in
32   *                  milliseconds. This doesn't need to be perfectly accurate,
33   *                  but should be a reasonable approximation. Should be a
34   *                  positive, non-zero value if the returned status is
35   *                  Status::OK, and set to 0 otherwise.
36   */
37  perform_1_1(Effect_1_1 effect, EffectStrength strength)
38          generates (Status status, uint32_t lengthMs);
39};
40