Notify TouchpadDebugActivity on finger/hardware state changes (db358bc6) · Commits · e / os / android_frameworks_base

services/core/java/com/android/server/input/InputManagerService.java

+13 −0

Original line number	Diff line number	Diff line
		@@ -84,6 +84,7 @@ import android.os.VibrationEffect;
		import android.os.vibrator.StepSegment;
		import android.os.vibrator.VibrationEffectSegment;
		import android.provider.DeviceConfig;
		import android.provider.Settings;
		import android.text.TextUtils;
		import android.util.ArrayMap;
		import android.util.IndentingPrintWriter;
		@@ -2268,6 +2269,18 @@ public class InputManagerService extends IInputManager.Stub
		mWindowManagerCallbacks.notifyConfigurationChanged();
		}

		// Native callback.
		@SuppressWarnings("unused")
		private void notifyTouchpadHardwareState(TouchpadHardwareState hardwareStates, int deviceId) {
		// TODO(b/286551975): sent the touchpad hardware state data here to TouchpadDebugActivity
		Slog.d(TAG, "notifyTouchpadHardwareState: Time: "
		+ hardwareStates.getTimestamp() + ", No. Buttons: "
		+ hardwareStates.getButtonsDown() + ", No. Fingers: "
		+ hardwareStates.getFingerCount() + ", No. Touch: "
		+ hardwareStates.getTouchCount() + ", Id: "
		+ deviceId);
		}

		// Native callback.
		@SuppressWarnings("unused")
		private void notifySwitch(long whenNanos, int switchValues, int switchMask) {

services/core/java/com/android/server/input/TouchpadFingerState.java

0 → 100644

+261 −0

Original line number	Diff line number	Diff line
		/*
		* Copyright 2024 The Android Open Source 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.
		*/

		package com.android.server.input;

		import com.android.internal.util.DataClass;
		import com.android.tools.r8.keepanno.annotations.KeepItemKind;
		import com.android.tools.r8.keepanno.annotations.UsedByNative;

		/**
		* This class represents the Touchpad Finger State of a single contact on the touchpad.
		* It is used for the touchpad visualizer project at TouchpadDebugActivity
		*/
		@DataClass(genToString = true)
		@UsedByNative(
		description = "Called from JNI in jni/com_android_server_input_InputManagerService.cpp",
		kind = KeepItemKind.CLASS_AND_MEMBERS)
		public final class TouchpadFingerState{
		/**
		* The large radius of the ellipse of the finger touching the pad.
		*/
		private final float mTouchMajor;

		/**
		* The small radius of the ellipse of the finger touching the pad.
		*/
		private final float mTouchMinor;

		/**
		* The large radius of the ellipse of the finger, including parts
		* that are hovering over the pad but not quite touching.
		*/
		private final float mWidthMajor;

		/**
		* The small radius of the ellipse of the finger, including parts
		* that are hovering over the pad but not quite touching.
		*/
		private final float mWidthMinor;

		/**
		* Pressure applied by a finger on the touchpad.
		*/
		private final float mPressure;

		/**
		* Orientation of a finger on the touchpad. Measured in radians.
		*/
		private final float mOrientation;

		/**
		* The X-coordinate of the center of the ellipse that represents a finger.
		*/
		private final float mPositionX;

		/**
		* The Y-coordinate of the center of the ellipse that represents a finger.
		*/
		private final float mPositionY;

		/**
		* A number that identifies a single physical finger across consecutive frames.
		* If a finger is the same physical finger across two consecutive frames, it
		* must have the same tracking ID; if it's a different finger, it should
		* have a different tracking ID.
		*/
		private final int mTrackingId;


		// Code below generated by codegen v1.0.23.
		//
		// DO NOT MODIFY!
		// CHECKSTYLE:OFF Generated code
		//
		// To regenerate run:
		// $ codegen $ANDROID_BUILD_TOP/frameworks/base/services/core/java/com/android/server/input/
		// TouchpadFingerState.java
		//
		// To exclude the generated code from IntelliJ auto-formatting enable (one-time):
		// Settings > Editor > Code Style > Formatter Control
		//@formatter:off

		/**
		* Creates a new TouchpadFingerState.
		*
		* @param touchMajor
		* The large radius of the ellipse of the finger touching the pad.
		* @param touchMinor
		* The small radius of the ellipse of the finger touching the pad.
		* @param widthMajor
		* The large radius of the ellipse of the finger, including parts
		* that are hovering over the pad but not quite touching.
		* @param widthMinor
		* The small radius of the ellipse of the finger, including parts
		* that are hovering over the pad but not quite touching.
		* @param pressure
		* Pressure applied by a finger on the touchpad.
		* @param orientation
		* Orientation of a finger on the touchpad. Measured in radians.
		* @param positionX
		* The X-coordinate of the center of the ellipse that represents a finger.
		* @param positionY
		* The Y-coordinate of the center of the ellipse that represents a finger.
		* @param trackingId
		* A number that identifies a single physical finger across consecutive frames.
		* If a finger is the same physical finger across two consecutive frames, it
		* must have the same tracking ID; if it's a different finger, it should
		* have a different tracking ID.
		*/
		@DataClass.Generated.Member
		public TouchpadFingerState(
		float touchMajor,
		float touchMinor,
		float widthMajor,
		float widthMinor,
		float pressure,
		float orientation,
		float positionX,
		float positionY,
		int trackingId) {
		this.mTouchMajor = touchMajor;
		this.mTouchMinor = touchMinor;
		this.mWidthMajor = widthMajor;
		this.mWidthMinor = widthMinor;
		this.mPressure = pressure;
		this.mOrientation = orientation;
		this.mPositionX = positionX;
		this.mPositionY = positionY;
		this.mTrackingId = trackingId;

		// onConstructed(); // You can define this method to get a callback
		}

		/**
		* The large radius of the ellipse of the finger touching the pad.
		*/
		@DataClass.Generated.Member
		public float getTouchMajor() {
		return mTouchMajor;
		}

		/**
		* The small radius of the ellipse of the finger touching the pad.
		*/
		@DataClass.Generated.Member
		public float getTouchMinor() {
		return mTouchMinor;
		}

		/**
		* The large radius of the ellipse of the finger, including parts
		* that are hovering over the pad but not quite touching.
		*/
		@DataClass.Generated.Member
		public float getWidthMajor() {
		return mWidthMajor;
		}

		/**
		* The small radius of the ellipse of the finger, including parts
		* that are hovering over the pad but not quite touching.
		*/
		@DataClass.Generated.Member
		public float getWidthMinor() {
		return mWidthMinor;
		}

		/**
		* Pressure applied by a finger on the touchpad.
		*/
		@DataClass.Generated.Member
		public float getPressure() {
		return mPressure;
		}

		/**
		* Orientation of a finger on the touchpad. Measured in radians.
		*/
		@DataClass.Generated.Member
		public float getOrientation() {
		return mOrientation;
		}

		/**
		* The X-coordinate of the center of the ellipse that represents a finger.
		*/
		@DataClass.Generated.Member
		public float getPositionX() {
		return mPositionX;
		}

		/**
		* The Y-coordinate of the center of the ellipse that represents a finger.
		*/
		@DataClass.Generated.Member
		public float getPositionY() {
		return mPositionY;
		}

		/**
		* A number that identifies a single physical finger across consecutive frames.
		* If a finger is the same physical finger across two consecutive frames, it
		* must have the same tracking ID; if it's a different finger, it should
		* have a different tracking ID.
		*/
		@DataClass.Generated.Member
		public int getTrackingId() {
		return mTrackingId;
		}

		@Override
		@DataClass.Generated.Member
		public String toString() {
		// You can override field toString logic by defining methods like:
		// String fieldNameToString() { ... }

		return "TouchpadFingerState { " +
		"touchMajor = " + mTouchMajor + ", " +
		"touchMinor = " + mTouchMinor + ", " +
		"widthMajor = " + mWidthMajor + ", " +
		"widthMinor = " + mWidthMinor + ", " +
		"pressure = " + mPressure + ", " +
		"orientation = " + mOrientation + ", " +
		"positionX = " + mPositionX + ", " +
		"positionY = " + mPositionY + ", " +
		"trackingId = " + mTrackingId +
		" }";
		}

		@DataClass.Generated(
		time = 1724078820706L,
		codegenVersion = "1.0.23",
		sourceFile = "frameworks/base/services/core/java/com/android/server/input/"
		+ "TouchpadFingerState.java",
		inputSignatures = "private final float mTouchMajor\nprivate final float mTouchMinor\n"
		+ "private final float mWidthMajor\nprivate final float mWidthMinor\nprivate"
		+ " final float mPressure\nprivate final float mOrientation\nprivate final "
		+ "float mPositionX\nprivate final float mPositionY\nprivate final int "
		+ "mTrackingId\nclass TouchpadFingerState extends java.lang.Object implements"
		+ " []\n@com.android.internal.util.DataClass(genToString=true)")
		@Deprecated
		private void __metadata() {}


		//@formatter:on
		// End of generated code

		}

services/core/java/com/android/server/input/TouchpadHardwareState.java

0 → 100644

+185 −0

Original line number	Diff line number	Diff line
		/*
		* Copyright 2024 The Android Open Source 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.
		*/

		package com.android.server.input;

		import android.annotation.NonNull;

		import com.android.internal.util.AnnotationValidations;
		import com.android.internal.util.DataClass;
		import com.android.tools.r8.keepanno.annotations.KeepItemKind;
		import com.android.tools.r8.keepanno.annotations.UsedByNative;

		/**
		* This class represents a touchpad hardware state at a single moment in time.
		* It is only used by the touchpad visualization which is implemented in TouchpadDebugActivity.
		*/
		@DataClass(genToString = true)
		@UsedByNative(
		description = "Called from JNI in jni/com_android_server_input_InputManagerService.cpp",
		kind = KeepItemKind.CLASS_AND_MEMBERS)
		public final class TouchpadHardwareState{
		/**
		* The time at which the event was received by the system.
		* The time is in milliseconds and start counting when the program starts.
		*/
		private final float mTimestamp;

		/**
		* Number of buttons pressed. Note that in our case while using
		* a touchpad only one button is available and can be pressed.
		*/
		private final int mButtonsDown;

		/**
		* The number of FingerState structs pointed to by the fingers field.
		*/
		private final int mFingerCount;

		/**
		* The number of fingers touching the pad, which may be more than fingerCount.
		*/
		private final int mTouchCount;

		/**
		* Array of fingerStates that indicates the properties of each finger touching the touchpad.
		*/
		private final @NonNull TouchpadFingerState[] mFingerStates;

		// Code below generated by codegen v1.0.23.
		//
		// DO NOT MODIFY!
		// CHECKSTYLE:OFF Generated code
		//
		// To regenerate run:
		// $ codegen $ANDROID_BUILD_TOP/frameworks/base/services/core/java/com/android/server/input/
		// TouchpadHardwareState.java
		//
		// To exclude the generated code from IntelliJ auto-formatting enable (one-time):
		// Settings > Editor > Code Style > Formatter Control
		//@formatter:off


		/**
		* Creates a new TouchpadHardwareState.
		*
		* @param timestamp
		* The time at which the event was received by the system.
		* The time is in milliseconds and start counting when the program starts.
		* @param buttonsDown
		* Number of buttons pressed. Note that in our case while using
		* a touchpad only one button is available and can be pressed.
		* @param fingerCount
		* The number of FingerState structs pointed to by the fingers field.
		* @param touchCount
		* The number of fingers touching the pad, which may be more than fingerCount.
		* @param fingerStates
		* Array of fingerStates that indicates the properties of each finger touching the touchpad.
		*/
		@DataClass.Generated.Member
		public TouchpadHardwareState(
		float timestamp,
		int buttonsDown,
		int fingerCount,
		int touchCount,
		@NonNull TouchpadFingerState[] fingerStates) {
		this.mTimestamp = timestamp;
		this.mButtonsDown = buttonsDown;
		this.mFingerCount = fingerCount;
		this.mTouchCount = touchCount;
		this.mFingerStates = fingerStates;
		AnnotationValidations.validate(
		NonNull.class, null, mFingerStates);

		// onConstructed(); // You can define this method to get a callback
		}

		/**
		* The time at which the event was received by the system.
		* The time is in milliseconds and start counting when the program starts.
		*/
		@DataClass.Generated.Member
		public float getTimestamp() {
		return mTimestamp;
		}

		/**
		* Number of buttons pressed. Note that in our case while using
		* a touchpad only one button is available and can be pressed.
		*/
		@DataClass.Generated.Member
		public int getButtonsDown() {
		return mButtonsDown;
		}

		/**
		* The number of FingerState structs pointed to by the fingers field.
		*/
		@DataClass.Generated.Member
		public int getFingerCount() {
		return mFingerCount;
		}

		/**
		* The number of fingers touching the pad, which may be more than fingerCount.
		*/
		@DataClass.Generated.Member
		public int getTouchCount() {
		return mTouchCount;
		}

		/**
		* Array of fingerStates that indicates the properties of each finger touching the touchpad.
		*/
		@DataClass.Generated.Member
		public @NonNull TouchpadFingerState[] getFingerStates() {
		return mFingerStates;
		}

		@Override
		@DataClass.Generated.Member
		public String toString() {
		// You can override field toString logic by defining methods like:
		// String fieldNameToString() { ... }

		return "TouchpadHardwareState { " +
		"timestamp = " + mTimestamp + ", " +
		"buttonsDown = " + mButtonsDown + ", " +
		"fingerCount = " + mFingerCount + ", " +
		"touchCount = " + mTouchCount + ", " +
		"fingerStates = " + java.util.Arrays.toString(mFingerStates) +
		" }";
		}

		@DataClass.Generated(
		time = 1724079048292L,
		codegenVersion = "1.0.23",
		sourceFile = "frameworks/base/services/core/java/com/android/server/input/"
		+ "TouchpadHardwareState.java",
		inputSignatures = "private final float mTimestamp\nprivate final int mButtonsDown\n"
		+ "private final int mFingerCount\nprivate final int mTouchCount\nprivate "
		+ "final @android.annotation.NonNull com.android.server.input."
		+ "TouchpadFingerState[] mFingerStates\nclass TouchpadHardwareState extends "
		+ "java.lang.Object implements []\n@com.android.internal.util.DataClass"
		+ "(genToString=true)")
		@Deprecated
		private void __metadata() {}


		//@formatter:on
		// End of generated code

		}

services/core/jni/com_android_server_input_InputManagerService.cpp

+166 −0

File changed.

Preview size limit exceeded, changes collapsed.