2989c50a23
Bug: 204695404 Test: manual, robotest build pass, unit Change-Id: Iad2e28ada8ddb766ffa7eff2c8dc581250cbd6f8
109 lines
3.5 KiB
Java
109 lines
3.5 KiB
Java
/*
|
|
* 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.settings.display;
|
|
|
|
import android.content.Context;
|
|
import android.hardware.display.ColorDisplayManager;
|
|
import android.text.TextUtils;
|
|
|
|
import androidx.preference.Preference;
|
|
import androidx.preference.PreferenceScreen;
|
|
|
|
import com.android.settings.R;
|
|
import com.android.settings.core.SliderPreferenceController;
|
|
import com.android.settings.widget.SeekBarPreference;
|
|
|
|
public class NightDisplayIntensityPreferenceController extends SliderPreferenceController {
|
|
|
|
private ColorDisplayManager mColorDisplayManager;
|
|
|
|
public NightDisplayIntensityPreferenceController(Context context, String key) {
|
|
super(context, key);
|
|
mColorDisplayManager = context.getSystemService(ColorDisplayManager.class);
|
|
}
|
|
|
|
@Override
|
|
public int getAvailabilityStatus() {
|
|
if (!ColorDisplayManager.isNightDisplayAvailable(mContext)) {
|
|
return UNSUPPORTED_ON_DEVICE;
|
|
} else if (!mColorDisplayManager.isNightDisplayActivated()) {
|
|
return DISABLED_DEPENDENT_SETTING;
|
|
}
|
|
return AVAILABLE;
|
|
}
|
|
|
|
@Override
|
|
public boolean isSliceable() {
|
|
return TextUtils.equals(getPreferenceKey(), "night_display_temperature");
|
|
}
|
|
|
|
@Override
|
|
public boolean isPublicSlice() {
|
|
return true;
|
|
}
|
|
|
|
@Override
|
|
public int getSliceHighlightMenuRes() {
|
|
return R.string.menu_key_display;
|
|
}
|
|
|
|
@Override
|
|
public void displayPreference(PreferenceScreen screen) {
|
|
super.displayPreference(screen);
|
|
final SeekBarPreference preference = screen.findPreference(getPreferenceKey());
|
|
preference.setContinuousUpdates(true);
|
|
preference.setMax(getMax());
|
|
preference.setMin(getMin());
|
|
preference.setHapticFeedbackMode(SeekBarPreference.HAPTIC_FEEDBACK_MODE_ON_ENDS);
|
|
}
|
|
|
|
@Override
|
|
public final void updateState(Preference preference) {
|
|
super.updateState(preference);
|
|
preference.setEnabled(mColorDisplayManager.isNightDisplayActivated());
|
|
}
|
|
|
|
@Override
|
|
public int getSliderPosition() {
|
|
return convertTemperature(mColorDisplayManager.getNightDisplayColorTemperature());
|
|
}
|
|
|
|
@Override
|
|
public boolean setSliderPosition(int position) {
|
|
return mColorDisplayManager.setNightDisplayColorTemperature(convertTemperature(position));
|
|
}
|
|
|
|
@Override
|
|
public int getMax() {
|
|
return convertTemperature(ColorDisplayManager.getMinimumColorTemperature(mContext));
|
|
}
|
|
|
|
@Override
|
|
public int getMin() {
|
|
// The min should always be 0 in this case.
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* Inverts and range-adjusts a raw value from the SeekBar (i.e. [0, maxTemp-minTemp]), or
|
|
* converts an inverted and range-adjusted value to the raw SeekBar value, depending on the
|
|
* adjustment status of the input.
|
|
*/
|
|
private int convertTemperature(int temperature) {
|
|
return ColorDisplayManager.getMaximumColorTemperature(mContext) - temperature;
|
|
}
|
|
} |