203 Color

FaBo 203, Color.

AndroidManifest

2つのパーミッションを記載する。

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="io.fabo.test">

    <uses-permission android:name="com.google.android.things.permission.MANAGE_SENSOR_DRIVERS" />
    <uses-permission android:name="com.google.android.things.permission.USE_PERIPHERAL_IO" />

    <application android:label="@string/app_name">
        <uses-library android:name="com.google.android.things" />

        <activity android:name=".MainActivity">
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
    </application>

</manifest>

Boardの識別

BoardDefaults.java

package io.fabo.test;

/*
 * Copyright 2016, 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.
 */

import android.os.Build;

@SuppressWarnings("WeakerAccess")
public class BoardDefaults {
    private static final String DEVICE_RPI3 = "rpi3";
    private static final String DEVICE_IMX6UL_PICO = "imx6ul_pico";
    private static final String DEVICE_IMX7D_PICO = "imx7d_pico";

    /**
     * Return the preferred I2C port for each board.
     */
    public static String getI2CPort() {
        switch (Build.DEVICE) {
            case DEVICE_RPI3:
                return "I2C1";
            case DEVICE_IMX6UL_PICO:
                return "I2C2";
            case DEVICE_IMX7D_PICO:
                return "I2C1";
            default:
                throw new IllegalStateException("Unknown Build.DEVICE " + Build.DEVICE);
        }
    }
}

Colorセンサー(#203)

MainActivity.java

package io.fabo.test;

import android.app.Activity;
import android.content.Context;
import android.hardware.Sensor;
import android.hardware.SensorEvent;
import android.hardware.SensorEventListener;
import android.hardware.SensorManager;
import android.os.Bundle;
import android.util.Log;

import java.io.IOException;

import io.fabo.driver.Adx345AccelerometerDriver;
import io.fabo.driver.ISL29034AmbientDriver;
import io.fabo.driver.S11059ColorDriver;

public class MainActivity extends Activity implements SensorEventListener {
    private S11059ColorDriver mS11059ColorDriver;
    private SensorManager mSensorManager;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        mSensorManager = (SensorManager) getSystemService(Context.SENSOR_SERVICE);
        mSensorManager.registerDynamicSensorCallback(new SensorManager.DynamicSensorCallback() {
            @Override
            public void onDynamicSensorConnected(Sensor sensor) {
                Log.i(TAG, "Connected");
                Log.i(TAG, "sensor.getType():" + sensor.getType());
                Log.i(TAG, "sensor.getName():" + sensor.getName());
                if (sensor.getType() == Sensor.TYPE_DEVICE_PRIVATE_BASE) {
                    Log.i(TAG, "sensor.getName():" + sensor.getName());
                    if(sensor.getName().startsWith("FaBoS11059")) {
                        Log.i(TAG, "Color sensor connected");
                        mSensorManager.registerListener(MainActivity.this, sensor,
                                SensorManager.SENSOR_DELAY_NORMAL);
                    }
                }
            }
        });

        try {
            mS11059ColorDriver = new S11059ColorDriver(BoardDefaults.getI2CPort());
            mS11059ColorDriver.register();
            Log.i(TAG, "mS11059ColorDriver driver registered");
        } catch (IOException e) {
            Log.e(TAG, "Error initializing accelerometer driver: ", e);
        }

    }

    @Override
    public void onDestroy() {
        super.onDestroy();

        if (mS11059ColorDriver != null) {
            mSensorManager.unregisterListener(this);
            mS11059ColorDriver.unregister();
            try {
                mS11059ColorDriver.close();
            } catch (IOException e) {
                Log.e(TAG, "Error closing accelerometer driver: ", e);
            } finally {
                mS11059ColorDriver = null;
            }
        }
    }


    @Override
    public void onSensorChanged(SensorEvent event) {
        Log.i(TAG, "event.sensor.getName()=" + event.sensor.getName());
        if(event.sensor.getName().startsWith("FaBoS11059")) {
            Log.i(TAG, "Color event: " + event.values[0] + ", " + event.values[1] + ", "
                    + event.values[2] + ", " + event.values[3]);
        }
    }

    @Override
    public void onAccuracyChanged(Sensor sensor, int accuracy) {

    }
}