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Garfield Tane84e6f92019-08-29 17:28:41 -07001/*
2 * Copyright (C) 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
Prabir Pradhan48108662022-09-09 21:22:04 +000017#pragma once
Garfield Tane84e6f92019-08-29 17:28:41 -070018
Siarhei Vishniakou6e1e9872022-11-08 17:51:35 -080019#include <gui/WindowInfo.h>
Siarhei Vishniakoub581f7f2022-12-07 20:23:06 +000020#include <input/Input.h>
Siarhei Vishniakou6e1e9872022-11-08 17:51:35 -080021#include <utils/BitSet.h>
Siarhei Vishniakoub581f7f2022-12-07 20:23:06 +000022#include <bitset>
Siarhei Vishniakou72945a02023-09-18 18:30:25 -070023#include <ostream>
Siarhei Vishniakou0836a302023-05-03 13:54:30 -070024#include <set>
Siarhei Vishniakou253f4642022-11-09 13:42:06 -080025#include "InputTarget.h"
Garfield Tane84e6f92019-08-29 17:28:41 -070026
Siarhei Vishniakou6e1e9872022-11-08 17:51:35 -080027namespace android {
Garfield Tane84e6f92019-08-29 17:28:41 -070028
29namespace inputdispatcher {
30
31// Focus tracking for touch.
32struct TouchedWindow {
chaviw98318de2021-05-19 16:45:23 -050033 sp<gui::WindowInfoHandle> windowHandle;
Prabir Pradhan4b09c1f2023-11-17 03:16:25 +000034 InputTarget::DispatchMode dispatchMode = InputTarget::DispatchMode::AS_IS;
Siarhei Vishniakou253f4642022-11-09 13:42:06 -080035 ftl::Flags<InputTarget::Flags> targetFlags;
Siarhei Vishniakoub581f7f2022-12-07 20:23:06 +000036
Siarhei Vishniakou0836a302023-05-03 13:54:30 -070037 // Hovering
Siarhei Vishniakoub581f7f2022-12-07 20:23:06 +000038 bool hasHoveringPointers() const;
Siarhei Vishniakoud38a1e02023-07-18 11:55:17 -070039 bool hasHoveringPointers(DeviceId deviceId) const;
40 bool hasHoveringPointer(DeviceId deviceId, int32_t pointerId) const;
41 void addHoveringPointer(DeviceId deviceId, int32_t pointerId);
42 void removeHoveringPointer(DeviceId deviceId, int32_t pointerId);
Siarhei Vishniakou0686f0c2023-05-02 11:56:15 -070043
Siarhei Vishniakou0836a302023-05-03 13:54:30 -070044 // Touching
Siarhei Vishniakoud38a1e02023-07-18 11:55:17 -070045 bool hasTouchingPointer(DeviceId deviceId, int32_t pointerId) const;
Siarhei Vishniakou0836a302023-05-03 13:54:30 -070046 bool hasTouchingPointers() const;
Siarhei Vishniakoud38a1e02023-07-18 11:55:17 -070047 bool hasTouchingPointers(DeviceId deviceId) const;
48 std::bitset<MAX_POINTER_ID + 1> getTouchingPointers(DeviceId deviceId) const;
Siarhei Vishniakoud38a1e02023-07-18 11:55:17 -070049 void addTouchingPointers(DeviceId deviceId, std::bitset<MAX_POINTER_ID + 1> pointers);
50 void removeTouchingPointer(DeviceId deviceId, int32_t pointerId);
51 void removeTouchingPointers(DeviceId deviceId, std::bitset<MAX_POINTER_ID + 1> pointers);
Siarhei Vishniakoud38a1e02023-07-18 11:55:17 -070052 std::set<DeviceId> getTouchingDeviceIds() const;
Siarhei Vishniakou0836a302023-05-03 13:54:30 -070053
54 // Pilfering pointers
Siarhei Vishniakoud38a1e02023-07-18 11:55:17 -070055 bool hasPilferingPointers(DeviceId deviceId) const;
56 void addPilferingPointers(DeviceId deviceId, std::bitset<MAX_POINTER_ID + 1> pointerIds);
57 void addPilferingPointer(DeviceId deviceId, int32_t pointerId);
58 std::bitset<MAX_POINTER_ID + 1> getPilferingPointers(DeviceId deviceId) const;
59 std::map<DeviceId, std::bitset<MAX_POINTER_ID + 1>> getPilferingPointers() const;
Siarhei Vishniakou0836a302023-05-03 13:54:30 -070060
61 // Down time
Siarhei Vishniakoud38a1e02023-07-18 11:55:17 -070062 std::optional<nsecs_t> getDownTimeInTarget(DeviceId deviceId) const;
63 void trySetDownTimeInTarget(DeviceId deviceId, nsecs_t downTime);
Siarhei Vishniakou0836a302023-05-03 13:54:30 -070064
Siarhei Vishniakoud38a1e02023-07-18 11:55:17 -070065 void removeAllTouchingPointersForDevice(DeviceId deviceId);
66 void removeAllHoveringPointersForDevice(DeviceId deviceId);
Siarhei Vishniakou2899c552023-07-10 18:20:46 -070067 void clearHoveringPointers(DeviceId deviceId);
Siarhei Vishniakou6e1e9872022-11-08 17:51:35 -080068 std::string dump() const;
Siarhei Vishniakoub581f7f2022-12-07 20:23:06 +000069
70private:
Siarhei Vishniakou0836a302023-05-03 13:54:30 -070071 struct DeviceState {
72 std::bitset<MAX_POINTER_ID + 1> touchingPointerIds;
73 // The pointer ids of the pointers that this window is currently pilfering, by device
74 std::bitset<MAX_POINTER_ID + 1> pilferingPointerIds;
75 // Time at which the first action down occurred on this window, for each device
76 // NOTE: This is not initialized in case of HOVER entry/exit and DISPATCH_AS_OUTSIDE
77 // scenario.
78 std::optional<nsecs_t> downTimeInTarget;
79 std::bitset<MAX_POINTER_ID + 1> hoveringPointerIds;
80
81 bool hasPointers() const { return touchingPointerIds.any() || hoveringPointerIds.any(); };
82 };
83
Siarhei Vishniakoud38a1e02023-07-18 11:55:17 -070084 std::map<DeviceId, DeviceState> mDeviceStates;
Siarhei Vishniakou0836a302023-05-03 13:54:30 -070085
86 static std::string deviceStateToString(const TouchedWindow::DeviceState& state);
Garfield Tane84e6f92019-08-29 17:28:41 -070087};
88
Siarhei Vishniakou72945a02023-09-18 18:30:25 -070089std::ostream& operator<<(std::ostream& out, const TouchedWindow& window);
90
Garfield Tane84e6f92019-08-29 17:28:41 -070091} // namespace inputdispatcher
92} // namespace android