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// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
module sensor.mojom;
// SensorType represents type of the sensor where this update is from.
enum SensorType {
kLidAngle = 0,
kAccelerometerBase = 1,
kAccelerometerLid = 2,
kGyroscopeBase = 3,
kGyroscopeLid = 4,
kSensorTypeCount = 5,
};
// A single non lid_angle sensor's update.
// 'x','y','z' are sensor's value from x, y, z axis.
struct NonLidAngleUpdateInfo {
SensorType sensor_type;
float x;
float y;
float z;
};
// A single lid_angle sensor's update.
// 'x' is the angle between the lid and the base.
struct LidAngleUpdateInfo {
SensorType sensor_type;
float x;
};
// Lid_angle sensor only has a single value so we use a union to describe
// SensorUpdateInfo.
union SensorUpdateInfo{
LidAngleUpdateInfo lid_angle_update_info;
NonLidAngleUpdateInfo update_info;
};
// PageHandlerFactory managing PageHandler.
interface PageHandlerFactory {
// Creates PageHandler in C++ side. establish connection to TS side.
CreatePageHandler(pending_receiver<PageHandler> handler);
};
// Called from TS side of chrome://sensor-info (Renderer -> Browser)
interface PageHandler {
// Starts writing SensorUpdates to file.
StartRecordingUpdate();
// Stops writing SensorUpdates to file.
StopRecordingUpdate();
};
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