1 // Copyright 2019 The Android Open Source Project
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License");
4 // you may not use this file except in compliance with the License.
5 // You may obtain a copy of the License at
6 //
7 // http://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS,
11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 // See the License for the specific language governing permissions and
13 // limitations under the License.
14 
15 #pragma once
16 #include <stdint.h>
17 #include <unordered_map>
18 #include <utility>
19 
20 namespace android {
21 namespace base {
22 // rect: a mapping from display ID to a rectangle represented as pair of width
23 // and height.
24 // monitorAspectRatio: current host monitor's aspect ratio.
25 // This function returns an "optimized" layout represented as a mapping from display
26 // ID to x-y coordinates w.r.t the lower left corner of the QT window.
27 std::unordered_map<uint32_t, std::pair<uint32_t, uint32_t>> resolveLayout(
28         std::unordered_map<uint32_t, std::pair<uint32_t, uint32_t>> rect,
29         const double monitorAspectRatio);
30 
31 std::unordered_map<uint32_t, std::pair<uint32_t, uint32_t>> resolveStackedLayout(
32         std::unordered_map<uint32_t, std::pair<uint32_t, uint32_t>> rectangles);
33 
34 }  // namespace base
35 }  // namespace android
36