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/*
* Copyright (C) 2019 The LineageOS 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.
*/
#include "AdaptiveBacklight.h"
#include <android-base/properties.h>
#include <stdio.h>
#include <string.h>
#include "Constants.h"
#include "Types.h"
#include "Utils.h"
namespace vendor {
namespace lineage {
namespace livedisplay {
namespace V2_0 {
namespace sdm {
using ::android::base::GetBoolProperty;
AdaptiveBacklight::AdaptiveBacklight() {
mEnabled = false;
}
bool AdaptiveBacklight::isSupported() {
return GetBoolProperty(FOSS_PROPERTY, false);
}
// Methods from ::vendor::lineage::livedisplay::V2_0::IAdaptiveBacklight follow.
Return<bool> AdaptiveBacklight::isEnabled() {
return mEnabled;
}
Return<bool> AdaptiveBacklight::setEnabled(bool enabled) {
if (mEnabled == enabled) {
return true;
}
char* buf = new char[DPPS_BUF_SIZE];
sprintf(buf, "%s", enabled ? FOSS_ON : FOSS_OFF);
if (Utils::sendDPPSCommand(buf, DPPS_BUF_SIZE) == 0) {
if (strncmp(buf, "Success", 7) == 0) {
mEnabled = enabled;
delete[] buf;
return true;
}
}
delete[] buf;
return false;
}
} // namespace sdm
} // namespace V2_0
} // namespace livedisplay
} // namespace lineage
} // namespace vendor
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