vabaloodustest/app/src/main/java/ee/rasks/vabaloodus/vabaloodustest/ExploreMapActivity.java

package ee.rasks.vabaloodus.vabaloodustest;


import android.Manifest;
import android.content.Context;
import android.content.pm.PackageManager;
import android.hardware.Sensor;
import android.hardware.SensorEvent;
import android.hardware.SensorEventListener;
import android.hardware.SensorManager;
import android.support.constraint.ConstraintLayout;
import android.support.v4.app.FragmentActivity;
import android.os.Bundle;
import android.support.v4.content.ContextCompat;
import android.util.Log;
import android.view.Gravity;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.PopupWindow;
import android.widget.Toast;

import com.google.android.gms.location.LocationServices;
import com.google.android.gms.maps.CameraUpdateFactory;
import com.google.android.gms.maps.GoogleMap;
import com.google.android.gms.maps.SupportMapFragment;
import com.google.android.gms.maps.OnMapReadyCallback;
import com.google.android.gms.maps.model.LatLng;
import com.google.android.gms.maps.model.PolylineOptions;


public class ExploreMapActivity extends FragmentActivity implements OnMapReadyCallback {
    private static final String TAG = "ExploreMapActivity";
    private GoogleMap mMap;

    private SensorManager mSensorManager;
    private float mAccel; // acceleration apart from gravity
    private float mAccelCurrent; // current acceleration including gravity
    private float mAccelLast; // last acceleration including gravity

    private PopupWindow mPopupWindow;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_explore_map);
        SupportMapFragment mapFragment = (SupportMapFragment) getSupportFragmentManager()
                .findFragmentById(R.id.map);
        mapFragment.getMapAsync(this);

        mSensorManager = (SensorManager) getSystemService(Context.SENSOR_SERVICE);
        mSensorManager.registerListener(mSensorListener, mSensorManager.getDefaultSensor(Sensor.TYPE_ACCELEROMETER), SensorManager.SENSOR_DELAY_NORMAL);
        mAccel = 0.00f;
        mAccelCurrent = SensorManager.GRAVITY_EARTH;
        mAccelLast = SensorManager.GRAVITY_EARTH;
    }

    @Override
    public void onMapReady(GoogleMap googleMap) {
        mMap = googleMap;
        Log.d(TAG, "Map Ready");
        PolylineOptions lineOpts = new PolylineOptions();
        String lineStr = "24.6600768,59.3952051,0\n" +
                "            24.6610813,59.3950262,0\n" +
                "            24.6616566,59.3949129,0\n" +
                "            24.6617364,59.3948689,0\n" +
                "            24.6617787,59.3948166,0\n" +
                "            24.6618846,59.3946193,0\n" +
                "            24.6616969,59.3945742,0\n" +
                "            24.6613455,59.3945319,0\n" +
                "            24.6612006,59.3946712,0\n" +
                "            24.6606266,59.3946043,0\n" +
                "            24.6603477,59.3946528,0\n" +
                "            24.6601063,59.3947395,0\n" +
                "            24.6599896,59.3948712,0\n" +
                "            24.6599481,59.395003,0\n" +
                "            24.6600768,59.3952051,0";
        for (String line : lineStr.split("\n")) {
            String[] point = line.split(",");
            lineOpts.add(new LatLng(Double.parseDouble(point[1]), Double.parseDouble(point[0])));
        }

        //Polyline polyLine = googleMap.addPolyline(lineOpts);
        mMap.addPolyline(lineOpts);
        mMap.moveCamera(CameraUpdateFactory.newLatLngZoom(lineOpts.getPoints().get(7), 17));

        if (ContextCompat.checkSelfPermission(this,
                Manifest.permission.ACCESS_FINE_LOCATION)
                == PackageManager.PERMISSION_GRANTED) {
            mMap.setMyLocationEnabled(true);
        }

    }

    private final SensorEventListener mSensorListener = new SensorEventListener() {

        public void onSensorChanged(SensorEvent se) {
            float x = se.values[0];
            float y = se.values[1];
            float z = se.values[2];
            mAccelLast = mAccelCurrent;
            mAccelCurrent = (float) Math.sqrt((double) (x*x + y*y + z*z));
            float delta = mAccelCurrent - mAccelLast;
            mAccel = mAccel * 0.9f + delta; // perform low-cut filter
            Log.d(TAG, "mAccel: "+mAccel);
            if (mAccel > 12) {

                if (mPopupWindow == null || !mPopupWindow.isShowing()){
                    LayoutInflater inflater = (LayoutInflater) getApplicationContext().getSystemService(LAYOUT_INFLATER_SERVICE);
                    View customView = inflater.inflate(R.layout.popup_creature_near,null);
                    mPopupWindow = new PopupWindow(
                            customView,
                            ViewGroup.LayoutParams.WRAP_CONTENT,
                            ViewGroup.LayoutParams.WRAP_CONTENT
                    );
                    mPopupWindow.setElevation(5.0f);
                }

                if (mPopupWindow != null) {
                    if (!mPopupWindow.isShowing()) {
                        mPopupWindow.showAtLocation((ConstraintLayout) findViewById(R.id.activity_explore_map_layout), Gravity.CENTER, 0, 0);
                    } else {
                        mPopupWindow.dismiss();
                    }
                }
            }
        }

        public void onAccuracyChanged(Sensor sensor, int accuracy) {
        }
    };

    @Override
    protected void onResume() {
        super.onResume();
        mSensorManager.registerListener(mSensorListener, mSensorManager.getDefaultSensor(Sensor.TYPE_ACCELEROMETER), SensorManager.SENSOR_DELAY_NORMAL);
    }

    @Override
    protected void onPause() {
        mSensorManager.unregisterListener(mSensorListener);
        if (mPopupWindow != null && mPopupWindow.isShowing()) {
            mPopupWindow.dismiss();
        }
        super.onPause();
    }

}