1 /* 2 * Copyright 2019 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #pragma once 18 19 #include <binder/Parcelable.h> 20 21 #include <unordered_map> 22 23 namespace android::gui { 24 25 enum { 26 METADATA_OWNER_UID = 1, 27 METADATA_WINDOW_TYPE = 2, 28 METADATA_TASK_ID = 3, 29 METADATA_MOUSE_CURSOR = 4, 30 METADATA_ACCESSIBILITY_ID = 5, 31 METADATA_OWNER_PID = 6, 32 METADATA_DEQUEUE_TIME = 7, 33 METADATA_GAME_MODE = 8, 34 METADATA_CALLING_UID = 9, 35 }; 36 37 struct LayerMetadata : public Parcelable { 38 std::unordered_map<uint32_t, std::vector<uint8_t>> mMap; 39 40 LayerMetadata(); 41 LayerMetadata(const LayerMetadata& other); 42 LayerMetadata(LayerMetadata&& other); 43 explicit LayerMetadata(std::unordered_map<uint32_t, std::vector<uint8_t>> map); 44 LayerMetadata& operator=(const LayerMetadata& other); 45 LayerMetadata& operator=(LayerMetadata&& other); 46 47 // Note: `default` is not feasible because Parcelable does not provide ==. 48 bool operator==(const LayerMetadata& rhs) const { return mMap == rhs.mMap; } 49 bool operator!=(const LayerMetadata&) const = default; 50 51 // Merges other into this LayerMetadata. If eraseEmpty is true, any entries in 52 // in this whose keys are paired with empty values in other will be erased. 53 bool merge(const LayerMetadata& other, bool eraseEmpty = false); 54 55 status_t writeToParcel(Parcel* parcel) const override; 56 status_t readFromParcel(const Parcel* parcel) override; 57 58 bool has(uint32_t key) const; 59 int32_t getInt32(uint32_t key, int32_t fallback) const; 60 void setInt32(uint32_t key, int32_t value); 61 std::optional<int64_t> getInt64(uint32_t key) const; 62 void setInt64(uint32_t key, int64_t value); 63 64 std::string itemToString(uint32_t key, const char* separator) const; 65 }; 66 67 // Keep in sync with the GameManager.java constants. 68 enum class GameMode : int32_t { 69 Unsupported = 0, 70 Standard = 1, 71 Performance = 2, 72 Battery = 3, 73 Custom = 4, 74 75 ftl_last = Custom 76 }; 77 78 } // namespace android::gui 79 80 using android::gui::METADATA_ACCESSIBILITY_ID; 81 using android::gui::METADATA_CALLING_UID; 82 using android::gui::METADATA_DEQUEUE_TIME; 83 using android::gui::METADATA_GAME_MODE; 84 using android::gui::METADATA_MOUSE_CURSOR; 85 using android::gui::METADATA_OWNER_PID; 86 using android::gui::METADATA_OWNER_UID; 87 using android::gui::METADATA_TASK_ID; 88 using android::gui::METADATA_WINDOW_TYPE; 89