added record functionality in lux meter

changed icons

Increased icon text size

increased rec text size

Author: Avjeet

app/src/main/java/io/pslab/activity/LuxMeterActivity.java

@@ -53,7 +53,6 @@ public class LuxMeterActivity extends AppCompatActivity {
     public boolean exportData = false;
     public boolean recordingStarted = false;
     public GPSLogger gpsLogger;
-    public boolean locationPref;
     public CSVLogger luxLogger;
     private Menu menu;
 
@@ -84,6 +83,8 @@ public class LuxMeterActivity extends AppCompatActivity {
     @BindView(R.id.custom_dialog_desc)
     TextView bottomSheetDesc;
     private boolean checkGpsOnResume = false;
+    public boolean locationPref;
+    private LuxMeterFragmentData selectedFragment;
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
@@ -121,7 +122,7 @@ public boolean onNavigationItemSelected(@NonNull MenuItem item) {
                 });
         try {
             FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
-            Fragment selectedFragment = LuxMeterFragmentData.newInstance();
+            selectedFragment = LuxMeterFragmentData.newInstance();
             transaction.replace(R.id.frame_layout_lux_meter, selectedFragment, selectedFragment.getTag());
             transaction.commit();
         } catch (Exception e) {
@@ -198,15 +199,22 @@ public boolean onTouchEvent(MotionEvent event) {
     @Override
     public boolean onCreateOptionsMenu(Menu menu) {
         MenuInflater inflater = getMenuInflater();
-        inflater.inflate(R.menu.data_log_menu, menu);
+        inflater.inflate(R.menu.lux_data_log_menu, menu);
         this.menu = menu;
         return true;
     }
 
+    @Override
+    public boolean onPrepareOptionsMenu(Menu menu) {
+        MenuItem item = menu.findItem(R.id.record_data);
+        item.setIcon(recordData? R.drawable.ic_record_stop_white: R.drawable.ic_record_white);
+        return super.onPrepareOptionsMenu(menu);
+    }
+
     @Override
     public boolean onOptionsItemSelected(MenuItem item) {
         switch (item.getItemId()) {
-            case R.id.record_pause_data:
+            case R.id.record_data:
                 if (ContextCompat.checkSelfPermission(this,
                         Manifest.permission.WRITE_EXTERNAL_STORAGE)
                         != PackageManager.PERMISSION_GRANTED) {
@@ -215,16 +223,15 @@ public boolean onOptionsItemSelected(MenuItem item) {
                     return true;
                 }
                 if (recordData) {
-                    item.setIcon(R.drawable.record_icon);
+                    ((LuxMeterFragmentData)selectedFragment).stopSensorFetching();
+                    invalidateOptionsMenu();
                     recordData = false;
-                    CustomSnackBar.showSnackBar(coordinatorLayout, getString(R.string.data_recording_paused), null, null);
                 } else {
-                    item.setIcon(R.drawable.pause_icon);
-                    if (!recordingStarted) {
-                        luxLogger = new CSVLogger(getString(R.string.lux_meter));
-                        luxLogger.writeCSVFile("Timestamp,X,Y\n");
-                        recordingStarted = true;
-                    }
+                    luxLogger = new CSVLogger(getString(R.string.lux_meter));
+                    luxLogger.writeCSVFile("Timestamp,X,Y,Z\n");
+                    recordData = true;
+                    ((LuxMeterFragmentData)selectedFragment).startSensorFetching();
+                   invalidateOptionsMenu();
                     if (locationPref) {
                         gpsLogger = new GPSLogger(this, (LocationManager) getSystemService(Context.LOCATION_SERVICE));
                         if (gpsLogger.isGPSEnabled()) {
@@ -240,28 +247,6 @@ public boolean onOptionsItemSelected(MenuItem item) {
                     }
                 }
                 break;
-            case R.id.record_csv_data:
-                if (recordingStarted) {
-                    MenuItem item1 = menu.findItem(R.id.record_pause_data);
-                    item1.setIcon(R.drawable.record_icon);
-                    exportData = true;
-                    recordingStarted = false;
-                    recordData = false;
-                } else {
-                    CustomSnackBar.showSnackBar(coordinatorLayout, getString(R.string.nothing_to_export), null, null);
-                }
-                break;
-            case R.id.delete_csv_data:
-                if (recordingStarted) {
-                    MenuItem item1 = menu.findItem(R.id.record_pause_data);
-                    item1.setIcon(R.drawable.record_icon);
-                    luxLogger.deleteFile();
-                    recordingStarted = false;
-                    recordData = false;
-                    CustomSnackBar.showSnackBar(coordinatorLayout, getString(R.string.data_deleted), null, null);
-                } else
-                    CustomSnackBar.showSnackBar(coordinatorLayout, getString(R.string.nothing_to_delete), null, null);
-                break;
             case R.id.show_map:
                 if (ContextCompat.checkSelfPermission(this,
                         Manifest.permission.WRITE_EXTERNAL_STORAGE)

app/src/main/java/io/pslab/fragment/LuxMeterFragmentData.java

@@ -13,6 +13,7 @@
 import android.os.Bundle;
 import android.support.design.widget.CoordinatorLayout;
 import android.support.v4.app.Fragment;
+import android.support.v4.content.ContextCompat;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
@@ -82,6 +83,7 @@ public class LuxMeterFragmentData extends Fragment {
     private Unbinder unbinder;
     private long previousTimeElapsed = (System.currentTimeMillis() - startTime) / 1000;
     private GPSLogger gpsLogger;
+    private Runnable runnable;
 
     public static LuxMeterFragmentData newInstance() {
         return new LuxMeterFragmentData();
@@ -98,6 +100,7 @@ public void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setRetainInstance(true);
         currentMin = 10000;
+        currentMax = 30;
         entries = new ArrayList<>();
         switch (sensorType) {
             case 0:
@@ -135,7 +138,7 @@ public View onCreateView(LayoutInflater inflater, ViewGroup container,
                              Bundle savedInstanceState) {
         View view = inflater.inflate(R.layout.fragment_lux_meter_data, container, false);
         unbinder = ButterKnife.bind(this, view);
-        Runnable runnable = new Runnable() {
+        runnable = new Runnable() {
             @Override
             public void run() {
                 if (flag == 0) {
@@ -189,8 +192,6 @@ public void run() {
                 }
             }
         };
-        Thread dataThread = new Thread(runnable);
-        dataThread.start();
 
         lightMeter.setMaxSpeed(10000);
 
@@ -304,7 +305,7 @@ private void visualizeData() {
                 else
                     lightMeter.setPointerColor(Color.WHITE);
 
-                timeElapsed = (System.currentTimeMillis() - startTime) / 1000;
+                timeElapsed = ((System.currentTimeMillis() - startTime) / 1000);
                 if (timeElapsed != previousTimeElapsed) {
                     previousTimeElapsed = timeElapsed;
                     entries.add(new Entry((float) timeElapsed, data));
@@ -370,7 +371,7 @@ public void onClick(DialogInterface dialogInterface, int i) {
 
                     mChart.setData(data);
                     mChart.notifyDataSetChanged();
-                    mChart.setVisibleXRangeMaximum(20);
+                    mChart.setVisibleXRangeMaximum(80);
                     mChart.moveViewToX(data.getEntryCount());
                     mChart.invalidate();
                 }
@@ -386,4 +387,27 @@ private void unRegisterListener() {
             sensorManager.unregisterListener(this);
         }
     }
+
+    public void startSensorFetching() {
+        entries.clear();
+        mChart.invalidate();
+        mChart.clear();
+        monitor = true;
+        flag = 0;
+        lightMeter.setWithTremble(true);
+        Thread dataThread = new Thread(runnable);
+        dataThread.start();
+    }
+
+    public void stopSensorFetching() {
+        monitor = false;
+        if (sensor != null && sensorDataFetch != null) {
+            sensorManager.unregisterListener(sensorDataFetch);
+            sensorDataFetch.cancel(true);
+            lightMeter.setWithTremble(false);
+            lightMeter.speedTo(0f, 500);
+            lightMeter.setPointerColor(ContextCompat.getColor(getActivity(), R.color.white));
+        }
+    }
+
 }

app/src/main/res/drawable/ic_play_arrow_black_24dp.xml

@@ -0,0 +1,21 @@
+<vector android:height="34dp" android:viewportHeight="512"
+    android:viewportWidth="512" android:width="34dp"
+    xmlns:aapt="http://schemas.android.com/aapt" xmlns:android="http://schemas.android.com/apk/res/android">
+    <path android:fillColor="#00000000"
+        android:pathData="m262.868,323.778c-87.965,0 -159.529,-69.994 -159.529,-156.029 0,-86.035 71.564,-156.029 159.529,-156.029 87.965,0 159.529,69.994 159.529,156.029 0,86.035 -71.564,156.029 -159.529,156.029z"
+        android:strokeAlpha="1" android:strokeColor="#e6e6e6" android:strokeWidth="8.94158649"/>
+    <path android:fillAlpha="0.09" android:fillColor="#00000000"
+        android:pathData="m-159.098,179.636a329,310 0,0 1,0.204 1.092"
+        android:strokeAlpha="0.09" android:strokeColor="#e635e6" android:strokeWidth="10"/>
+    <path android:fillAlpha="1" android:fillColor="#e6e6e6"
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+    <path android:fillAlpha="1" android:fillColor="#e6e6e6"
+        android:pathData="M256.795,377.003L215.3,377.003l0,109.084L199.857,486.087L199.857,377.003L158.362,377.003l0,-14.622l98.433,0z" android:strokeColor="#00000000"/>
+    <path android:fillAlpha="1" android:fillColor="#e6e6e6"
+        android:pathData="m355.384,376.588q7.098,8.308 10.842,20.355 3.822,12.047 3.822,27.333 0,15.287 -3.9,27.416 -3.822,12.047 -10.764,20.105 -7.176,8.391 -17.003,12.628 -9.75,4.237 -22.307,4.237 -12.246,0 -22.307,-4.32 -9.984,-4.32 -17.003,-12.545 -7.02,-8.225 -10.842,-20.188 -3.744,-11.963 -3.744,-27.333 0,-15.12 3.744,-27.084 3.744,-12.047 10.92,-20.604 6.864,-8.142 17.003,-12.462 10.218,-4.32 22.229,-4.32 12.48,0 22.385,4.403 9.984,4.32 16.925,12.379zM353.98,424.276q0,-24.093 -10.14,-37.137 -10.14,-13.127 -27.689,-13.127 -17.705,0 -27.845,13.127 -10.062,13.044 -10.062,37.137 0,24.342 10.296,37.303 10.296,12.877 27.611,12.877 17.315,0 27.533,-12.877 10.296,-12.96 10.296,-37.303z" android:strokeColor="#00000000"/>
+    <path android:fillAlpha="1" android:fillColor="#e6e6e6"
+        android:pathData="m470.508,399.767q0,8.225 -2.73,15.287 -2.652,6.979 -7.488,12.13 -6.006,6.397 -14.196,9.637 -8.19,3.157 -20.669,3.157l-15.444,0l0,46.109l-15.443,0l0,-123.706l31.511,0q10.452,0 17.705,1.911 7.254,1.828 12.87,5.816 6.63,4.736 10.218,11.797 3.666,7.062 3.666,17.862zM454.44,400.182q0,-6.397 -2.106,-11.133 -2.106,-4.736 -6.396,-7.726 -3.744,-2.575 -8.58,-3.656 -4.758,-1.163 -12.09,-1.163l-15.288,0l0,49.432l13.026,0q9.36,0 15.21,-1.745 5.85,-1.828 9.516,-5.732 3.666,-3.988 5.148,-8.391 1.56,-4.403 1.56,-9.886z" android:strokeColor="#00000000"/>
+    <path android:fillAlpha="1" android:fillColor="#e6e6e6"
+        android:pathData="M179,99h168v142h-168z" android:strokeAlpha="1"
+        android:strokeColor="#e6e6e6" android:strokeWidth="10"/>
+</vector>

app/src/main/res/drawable/ic_record_stop_white.xml

@@ -0,0 +1,19 @@
+<vector android:height="34dp" android:viewportHeight="512"
+    android:viewportWidth="512" android:width="34dp"
+    xmlns:aapt="http://schemas.android.com/aapt" xmlns:android="http://schemas.android.com/apk/res/android">
+    <path android:fillColor="#00000000"
+        android:pathData="m262.868,323.778c-87.965,0 -159.529,-69.994 -159.529,-156.029 0,-86.035 71.564,-156.029 159.529,-156.029 87.965,0 159.529,69.994 159.529,156.029 0,86.035 -71.564,156.029 -159.529,156.029z"
+        android:strokeAlpha="1" android:strokeColor="#e6e6e6" android:strokeWidth="8.94158649"/>
+    <path android:fillAlpha="1" android:fillColor="#e6e6e6"
+        android:pathData="m333.739,157.166a70.328,70.328 0,0 1,-56.625 81.522,70.328 70.328,0 0,1 -81.75,-56.295 70.328,70.328 0,0 1,55.965 -81.977,70.328 70.328,0 0,1 82.202,55.633"
+        android:strokeAlpha="1" android:strokeColor="#e6e6e6" android:strokeWidth="12.34022903"/>
+    <path android:fillAlpha="0.09" android:fillColor="#00000000"
+        android:pathData="m-159.098,179.636a329,310 0,0 1,0.204 1.092"
+        android:strokeAlpha="0.09" android:strokeColor="#e635e6" android:strokeWidth="10"/>
+    <path android:fillAlpha="1" android:fillColor="#e6e6e6"
+        android:pathData="m207.996,484.162l-21.711,0l-42.071,-50.268l-23.57,0l0,50.268l-16.727,0l0,-126.435l35.228,0q11.405,0 19.008,1.528 7.603,1.444 13.686,5.265 6.843,4.331 10.645,10.954 3.886,6.538 3.886,16.643 0,13.671 -6.843,22.926 -6.843,9.171 -18.839,13.841zM168.882,393.306q0,-5.434 -1.943,-9.595 -1.859,-4.246 -6.252,-7.133 -3.633,-2.462 -8.617,-3.397 -4.984,-1.019 -11.743,-1.019l-19.684,0l0,47.721l16.896,0q7.941,0 13.855,-1.359 5.914,-1.444 10.053,-5.265 3.802,-3.566 5.576,-8.152 1.859,-4.67 1.859,-11.803z" android:strokeColor="#00000000"/>
+    <path android:fillAlpha="1" android:fillColor="#e6e6e6"
+        android:pathData="m307.091,484.162l-82.875,0l0,-126.435l82.875,0l0,14.945l-66.148,0l0,34.644l66.148,0l0,14.945l-66.148,0l0,46.957l66.148,0z" android:strokeColor="#00000000"/>
+    <path android:fillAlpha="1" android:fillColor="#e6e6e6"
+        android:pathData="m430.855,474.991q-4.646,2.038 -8.448,3.821 -3.717,1.783 -9.8,3.736 -5.153,1.613 -11.236,2.717 -5.998,1.189 -13.263,1.189 -13.686,0 -24.922,-3.821 -11.151,-3.906 -19.43,-12.142 -8.11,-8.067 -12.672,-20.464 -4.562,-12.482 -4.562,-28.955 0,-15.624 4.393,-27.936 4.393,-12.312 12.672,-20.804 8.026,-8.237 19.346,-12.567 11.405,-4.331 25.26,-4.331 10.138,0 20.191,2.462 10.138,2.462 22.472,8.661l0,19.954l-1.267,0q-10.391,-8.746 -20.613,-12.737 -10.222,-3.991 -21.88,-3.991 -9.546,0 -17.234,3.142 -7.603,3.057 -13.601,9.595 -5.829,6.368 -9.124,16.133 -3.21,9.68 -3.21,22.417 0,13.331 3.548,22.926 3.633,9.595 9.293,15.624 5.914,6.284 13.77,9.34 7.941,2.972 16.727,2.972 12.081,0 22.641,-4.161 10.56,-4.161 19.768,-12.482l1.183,0z" android:strokeColor="#00000000"/>
+</vector>

app/src/main/res/drawable/ic_record_white.xml

@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <shape xmlns:android="http://schemas.android.com/apk/res/android">
     <solid android:color="#FFFFFF"/>
-    <stroke android:width="3dip" android:color="#B1BCBE" />
+    <stroke android:width="1dip" android:color="@color/colorPrimary" />
     <corners android:radius="10dip"/>
     <padding android:left="0dip" android:top="0dip" android:right="0dip" android:bottom="0dip" />
 </shape>

app/src/main/res/drawable/rounded_custom_border.xml

@@ -176,7 +176,7 @@
                         android:layout_marginLeft="@dimen/card_margin"
                         android:layout_marginRight="@dimen/card_margin"
                         android:layout_weight="@dimen/weight_1"
-                        android:background="@drawable/rounded_custom_border"
+                        android:background="@drawable/control_edittext"
                         android:gravity="center_vertical"
                         android:textAlignment="center"
                         android:textColor="@color/black"
@@ -190,7 +190,7 @@
                         android:layout_marginLeft="@dimen/card_margin"
                         android:layout_marginRight="@dimen/card_margin"
                         android:layout_weight="@dimen/weight_1"
-                        android:background="@drawable/rounded_custom_border"
+                        android:background="@drawable/control_edittext"
                         android:gravity="center_vertical"
                         android:textAlignment="center"
                         android:textColor="@color/black"
@@ -204,7 +204,7 @@
                         android:layout_marginLeft="@dimen/card_margin"
                         android:layout_marginRight="@dimen/card_margin"
                         android:layout_weight="@dimen/weight_1"
-                        android:background="@drawable/rounded_custom_border"
+                        android:background="@drawable/control_edittext"
                         android:gravity="center_vertical"
                         android:textAlignment="center"
                         android:textColor="@color/black"

app/src/main/res/layout/fragment_lux_meter_data.xml

@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="utf-8"?>
+<menu xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto">
+    <item
+        android:id="@+id/record_data"
+        android:icon="@drawable/ic_record_white"
+        android:title="@string/record_csv_data"
+        app:showAsAction="always" />
+    <item
+        android:id="@+id/show_map"
+        android:icon="@drawable/menu_icon_map"
+        android:title="@string/view_map"
+        app:showAsAction="never" />
+    <item
+        android:id="@+id/settings"
+        android:title="@string/nav_settings"
+        app:showAsAction="never" />
+</menu>
+