71 lines
2.2 KiB
C++
71 lines
2.2 KiB
C++
/*
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* Copyright 2021 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#define LOG_TAG "DisplayInfo"
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#include <binder/Parcel.h>
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#include <gui/DisplayInfo.h>
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#include <private/gui/ParcelUtils.h>
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#include <log/log.h>
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namespace android::gui {
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// --- DisplayInfo ---
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status_t DisplayInfo::readFromParcel(const android::Parcel* parcel) {
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if (parcel == nullptr) {
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ALOGE("%s: Null parcel", __func__);
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return BAD_VALUE;
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}
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float dsdx, dtdx, tx, dtdy, dsdy, ty;
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SAFE_PARCEL(parcel->readInt32, &displayId);
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SAFE_PARCEL(parcel->readInt32, &logicalWidth);
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SAFE_PARCEL(parcel->readInt32, &logicalHeight);
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SAFE_PARCEL(parcel->readFloat, &dsdx);
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SAFE_PARCEL(parcel->readFloat, &dtdx);
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SAFE_PARCEL(parcel->readFloat, &tx);
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SAFE_PARCEL(parcel->readFloat, &dtdy);
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SAFE_PARCEL(parcel->readFloat, &dsdy);
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SAFE_PARCEL(parcel->readFloat, &ty);
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transform.set({dsdx, dtdx, tx, dtdy, dsdy, ty, 0, 0, 1});
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return OK;
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}
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status_t DisplayInfo::writeToParcel(android::Parcel* parcel) const {
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if (parcel == nullptr) {
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ALOGE("%s: Null parcel", __func__);
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return BAD_VALUE;
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}
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SAFE_PARCEL(parcel->writeInt32, displayId);
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SAFE_PARCEL(parcel->writeInt32, logicalWidth);
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SAFE_PARCEL(parcel->writeInt32, logicalHeight);
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SAFE_PARCEL(parcel->writeFloat, transform.dsdx());
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SAFE_PARCEL(parcel->writeFloat, transform.dtdx());
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SAFE_PARCEL(parcel->writeFloat, transform.tx());
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SAFE_PARCEL(parcel->writeFloat, transform.dtdy());
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SAFE_PARCEL(parcel->writeFloat, transform.dsdy());
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SAFE_PARCEL(parcel->writeFloat, transform.ty());
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return OK;
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}
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} // namespace android::gui
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