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https://github.com/kidfromjupiter/nearby.git
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52 lines
1.8 KiB
C++
52 lines
1.8 KiB
C++
// Copyright 2022 Google LLC
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// https://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#ifndef THIRD_PARTY_NEARBY_FASTPAIR_SCANNING_SCANNER_BROKER_H_
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#define THIRD_PARTY_NEARBY_FASTPAIR_SCANNING_SCANNER_BROKER_H_
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#include "fastpair/common/fast_pair_device.h"
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#include "fastpair/common/protocol.h"
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namespace nearby {
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namespace fastpair {
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// The ScannerBroker is the entry point for the Scanning component in the Fast
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// Pair. It is responsible for brokering the start/stop scanning calls
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// to the correct concrete Scanner implementation, and exposing an observer
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// pattern for other components to become aware of device found/lost events.
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class ScannerBroker {
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public:
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// Observes the activity of the scan broker.
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class Observer {
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public:
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virtual ~Observer() = default;
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virtual void OnDeviceFound(const FastPairDevice& device) = 0;
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virtual void OnDeviceLost(const FastPairDevice& device) = 0;
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};
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virtual ~ScannerBroker() = default;
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virtual void AddObserver(Observer* observer) = 0;
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virtual void RemoveObserver(Observer* observer) = 0;
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virtual void StartScanning(Protocol protocol) = 0;
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virtual void StopScanning(Protocol protocol) = 0;
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};
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} // namespace fastpair
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} // namespace nearby
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#endif // THIRD_PARTY_NEARBY_FASTPAIR_SCANNING_SCANNER_BROKER_H_
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