1 /* 2 * Copyright (C) 2024 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 17 package com.android.systemui.volume.panel.component.volume.slider.ui.viewmodel 18 19 import com.android.systemui.haptics.slider.compose.ui.SliderHapticsViewModel 20 import kotlinx.coroutines.flow.StateFlow 21 22 /** Controls the behaviour of a volume slider. */ 23 interface SliderViewModel { 24 25 val slider: StateFlow<SliderState> 26 onValueChangednull27 fun onValueChanged(state: SliderState, newValue: Float) 28 29 fun onValueChangeFinished() 30 31 fun toggleMuted(state: SliderState) 32 33 fun getSliderHapticsViewModelFactory(): SliderHapticsViewModel.Factory? 34 } 35