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...ure/preview/src/main/java/com/google/jetpackcamera/feature/preview/MultipleEventCutter.kt
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/* | ||
* Copyright (C) 2023 The Android Open Source Project | ||
* | ||
* Licensed under the Apache License, Version 2.0 (the "License"); | ||
* you may not use this file except in compliance with the License. | ||
* You may obtain a copy of the License at | ||
* | ||
* http://www.apache.org/licenses/LICENSE-2.0 | ||
* | ||
* Unless required by applicable law or agreed to in writing, software | ||
* distributed under the License is distributed on an "AS IS" BASIS, | ||
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
* See the License for the specific language governing permissions and | ||
* limitations under the License. | ||
*/ | ||
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package com.google.jetpackcamera.feature.preview | ||
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/** | ||
* A helper class that prevents multiple clicks. | ||
*/ | ||
internal class MultipleEventsCutter { | ||
private val now: Long | ||
get() = System.currentTimeMillis() | ||
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private var lastEventTimeMs: Long = 0 | ||
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fun processEvent(event: () -> Unit) { | ||
if (now - lastEventTimeMs >= DURATION_BETWEEN_CLICKS_MS) { | ||
event.invoke() | ||
} | ||
lastEventTimeMs = now | ||
} | ||
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companion object { | ||
private const val DURATION_BETWEEN_CLICKS_MS = 300L | ||
} | ||
} |
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