| /* |
| * Copyright (C) 2018 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. |
| */ |
| |
| package com.android.systemui.statusbar.car.hvac; |
| |
| /** |
| * Interface for Views that display temperature HVAC properties |
| */ |
| public interface TemperatureView { |
| /** |
| * Formats the float for display |
| * |
| * @param temp - The current temp in Celsius or NaN |
| */ |
| void setTemp(float temp); |
| |
| /** |
| * Render the displayed temperature in Fahrenheit |
| * |
| * @param displayFahrenheit - True if temperature should be displayed in Fahrenheit |
| */ |
| void setDisplayInFahrenheit(boolean displayFahrenheit); |
| |
| /** |
| * Convert the given temperature in Celsius into Fahrenheit |
| * |
| * @param realTemp - The temperature in Celsius |
| * @return Temperature in Fahrenheit. |
| */ |
| default float convertToFahrenheit(float realTemp) { |
| return (realTemp * 9f / 5f) + 32; |
| } |
| |
| /** |
| * @return propertiyId Example: CarHvacManager.ID_ZONED_TEMP_SETPOINT (16385) |
| */ |
| int getPropertyId(); |
| |
| /** |
| * @return hvac AreaId - Example: VehicleSeat.SEAT_ROW_1_LEFT (1) |
| */ |
| int getAreaId(); |
| } |