diff --git a/app/src/main/java/in/krharsh17/barview_sample/MainActivity.java b/app/src/main/java/in/krharsh17/barview_sample/MainActivity.java
index 3d0fb8b..523a8ea 100644
--- a/app/src/main/java/in/krharsh17/barview_sample/MainActivity.java
+++ b/app/src/main/java/in/krharsh17/barview_sample/MainActivity.java
@@ -12,9 +12,7 @@
 
 import static in.krharsh17.barview.BarView.getRandomColor;
 
-
 public class MainActivity extends AppCompatActivity {
-
     BarView barView;
     int cornerRadius = 20;//in dp
 
@@ -27,48 +25,48 @@ protected void onCreate(Bundle savedInstanceState) {
         ArrayList<BarModel> barModels = new ArrayList<>();
 
         barModels.add(new BarModel(
-                "Samsung",
-                "30.91",
-                getRandomColor(),
-                0.31f,0,0
+            "Samsung",
+            "30.91",
+            getRandomColor(),
+            0.31f, 0, 0
         ));
 
         barModels.add(new BarModel(
-                "Apple",
-                "25.89",
-                getRandomColor(),
-                1f,5,5
+            "Apple",
+            "25.89",
+            getRandomColor(),
+            1f, 5, 5
         ));
 
         barModels.add(new BarModel(
-                "Huawei",
-                "10.98",
-                getRandomColor(),
-                0.11f,8,4
+            "Huawei",
+            "10.98",
+            getRandomColor(),
+            0.11f, 8, 4
         ));
 
         barModels.add(new BarModel(
-                "Xiaomi",
-                "7.8",
-                getRandomColor(),
-                0.07f,12,7
+            "Xiaomi",
+            "7.8",
+            getRandomColor(),
+            0.07f, 12, 7
         ));
 
         barModels.add(new BarModel(
-                "Oppo",
-                "4.31",
-                getRandomColor(),
-                0.04f,7,18
+            "Oppo",
+            "4.31",
+            getRandomColor(),
+            0.04f, 7, 18
         ));
 
         barModels.add(new BarModel(
-                "Others",
-                "20.11",
-                getRandomColor(),
-                0.20f,8,10
+            "Others",
+            "20.11",
+            getRandomColor(),
+            0.20f, 8, 10
         ));
         barView.setData(barModels);
-      
+
         barView.setCornerRadius(cornerRadius);
 
         barView.setOnBarClickListener(new BarView.OnBarClickListener() {
@@ -77,8 +75,5 @@ public void onBarClicked(int pos) {
                 Toast.makeText(MainActivity.this, "Bar at position " + pos, Toast.LENGTH_SHORT).show();
             }
         });
-
     }
-
-
 }
diff --git a/app/src/main/res/layout/activity_main.xml b/app/src/main/res/layout/activity_main.xml
index 7dd2db8..c0647e0 100644
--- a/app/src/main/res/layout/activity_main.xml
+++ b/app/src/main/res/layout/activity_main.xml
@@ -1,15 +1,14 @@
 <?xml version="1.0" encoding="utf-8"?>
 <androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:tools="http://schemas.android.com/tools"
+    android:id="@+id/main_layout"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
-    android:id="@+id/main_layout"
     tools:context=".MainActivity">
 
     <in.krharsh17.barview.BarView
-        android:layout_width="match_parent"
-        android:layout_height="match_parent"
         android:id="@+id/barview"
-        />
+        android:layout_width="match_parent"
+        android:layout_height="match_parent" />
 
 </androidx.constraintlayout.widget.ConstraintLayout> 
diff --git a/library/src/main/java/in/krharsh17/barview/Bar.java b/library/src/main/java/in/krharsh17/barview/Bar.java
index b267a52..379a691 100644
--- a/library/src/main/java/in/krharsh17/barview/Bar.java
+++ b/library/src/main/java/in/krharsh17/barview/Bar.java
@@ -12,7 +12,6 @@
 import android.view.animation.DecelerateInterpolator;
 
 class Bar extends View {
-
     /**
      * It can be called by anyone directly from code to create a new instance of the view.
      * This constructor doesn’t have access to XML attributes, so you have to fill the parameters manually, using setters.
@@ -30,12 +29,11 @@ class Bar extends View {
      * @param progress
      */
     //increaseWidth is used to give some extra width to bar so that this extra width is used by shadow
-    public void setProgress(float progress,int increaseWidth,int animationType,int animationDuration) {
+    public void setProgress(float progress, int increaseWidth, int animationType, int animationDuration) {
         ViewGroup.LayoutParams params = this.getLayoutParams();
-        if(animationType == BarView.INTRO_ANIM_EXPAND){
-            expand(this,animationDuration,Math.round(params.width * (progress)));
-        }
-        else if (animationType == BarView.INTRO_ANIM_NONE){
+        if (animationType == BarView.INTRO_ANIM_EXPAND) {
+            expand(this, animationDuration, Math.round(params.width * (progress)));
+        } else if (animationType == BarView.INTRO_ANIM_NONE) {
             this.setVisibility(VISIBLE);
             params.width = Math.round(params.width * (progress)) + increaseWidth;
             this.setLayoutParams(params);
diff --git a/library/src/main/java/in/krharsh17/barview/BarGroup.java b/library/src/main/java/in/krharsh17/barview/BarGroup.java
index fa2b9c0..7706c36 100644
--- a/library/src/main/java/in/krharsh17/barview/BarGroup.java
+++ b/library/src/main/java/in/krharsh17/barview/BarGroup.java
@@ -24,7 +24,6 @@
 import androidx.constraintlayout.widget.ConstraintSet;
 import androidx.constraintlayout.widget.Constraints;
 
- 
 import java.util.Hashtable;
 
 /**
@@ -40,9 +39,6 @@ class BarGroup extends ConstraintLayout implements Constants {
     private View initial;
     private Bar bar;
     private TextView value;
-    private ConstraintSet constraintSet;
-    private LayoutParams labelParams;
-    private LayoutParams initialParams;
     private String labelText;
     private String color;
     private String valueText;
@@ -55,39 +51,37 @@ class BarGroup extends ConstraintLayout implements Constants {
     private int LABEL_FONT_SIZE = 18;
     private int VALUE_FONT_SIZE = 9;
     private String labelTextColor = LABEL_TEXT_COLOR;
-    private String valueTextColor = VALUE_TEXT_COLOR,VALUE_FONT=null,LABEL_FONT=null;
+    private String valueTextColor = VALUE_TEXT_COLOR, VALUE_FONT = null, LABEL_FONT = null;
     private String rippleColor = RIPPLE_COLOR;
     private int CORNER_RADIUS;
-
     /**
      * one bar has different drawable stacked together with same solid color but different alpha value
      * this array of string defined different alpha value from 0 to 1
      * we will use maximum of 18 layers for shadow
      * numbers of layers can very depending on elevation value
      */
-     public String alphaSet[] = {
-            "#00",
-            "#02",
-            "#04",
-            "#06",
-            "#08",
-            "#10",
-            "#12",
-            "#14",
-            "#16",
-            "#18",
-            "#20",
-            "#22",
-            "#24",
-            "#26",
-            "#28",
-            "#30",
-            "#32",
-            "#35",
-            "#"
+    public String alphaSet[] = {
+        "#00",
+        "#02",
+        "#04",
+        "#06",
+        "#08",
+        "#10",
+        "#12",
+        "#14",
+        "#16",
+        "#18",
+        "#20",
+        "#22",
+        "#24",
+        "#26",
+        "#28",
+        "#30",
+        "#32",
+        "#35",
+        "#"
     };
-
-    public  static Hashtable<String, Typeface> fontCache = new Hashtable<>();
+    public static Hashtable<String, Typeface> fontCache = new Hashtable<>();
 
     /**
      * parameterized constructor
@@ -121,8 +115,7 @@ class BarGroup extends ConstraintLayout implements Constants {
      * @param color hex color value for the fill of barGroup instance
      * @param valueText for approximating the length of Bargroup instance
      * @param progress marking the progress of the bar
-     *
-     * self explanatory constants
+     *     self explanatory constants
      * @param BAR_MARGIN
      * @param VERTICAL_SPACING
      * @param BAR_HEIGHT
@@ -136,20 +129,20 @@ class BarGroup extends ConstraintLayout implements Constants {
      * @param VALUE_FONT
      */
     public BarGroup(
-        Context context, 
-        String labelText, 
-        String color, 
-        String valueText, 
+        Context context,
+        String labelText,
+        String color,
+        String valueText,
         float progress,
         int animationType,
         int animationDuration,
-        int BAR_MARGIN, 
-        int VERTICAL_SPACING, 
-        int BAR_HEIGHT, 
-        int LABEL_FONT_SIZE, 
-        int VALUE_FONT_SIZE, 
+        int BAR_MARGIN,
+        int VERTICAL_SPACING,
+        int BAR_HEIGHT,
+        int LABEL_FONT_SIZE,
+        int VALUE_FONT_SIZE,
         String labelTextColor,
-        String VALUE_TEXT_COLOR, 
+        String VALUE_TEXT_COLOR,
         String RIPPLE_COLOUR,
         int CORNER_RADIUS,
         String LABEL_FONT,
@@ -172,8 +165,8 @@ public BarGroup(
         this.labelTextColor = labelTextColor;
         this.valueTextColor = VALUE_TEXT_COLOR;
         this.rippleColor = RIPPLE_COLOUR;
-        this.LABEL_FONT=LABEL_FONT;
-        this.VALUE_FONT=VALUE_FONT;
+        this.LABEL_FONT = LABEL_FONT;
+        this.VALUE_FONT = VALUE_FONT;
         this.CORNER_RADIUS = CORNER_RADIUS;
         label = new TextView(context);
         initial = new View(context);
@@ -191,7 +184,7 @@ protected void onAttachedToWindow() {
         initial.setId(View.generateViewId());
         bar.setId(View.generateViewId());
         value.setId(View.generateViewId());
-        if(this.elevation>0) {
+        if (this.elevation > 0) {
             switch (this.elevation) {
                 case 1:
                 case 2:
@@ -244,18 +237,20 @@ protected void onAttachedToWindow() {
      * Initializer function for the label segment
      */
     private void setupLabel() {
-        labelParams = new Constraints.LayoutParams(0, ViewGroup.LayoutParams.WRAP_CONTENT);
+        LayoutParams labelParams = new Constraints.LayoutParams(0, ViewGroup.LayoutParams.WRAP_CONTENT);
         labelParams.setMargins(
-                dp(8),
-                dp(VERTICAL_SPACING / 2),
-                dp(8),
-                dp(VERTICAL_SPACING / 2)
+            dp(8),
+            dp(VERTICAL_SPACING / 2),
+            dp(8),
+            dp(VERTICAL_SPACING / 2)
         );
+
         label.setText(parseLabel(labelText));
         label.setTextColor(Color.parseColor(labelTextColor));
         label.setTextSize(TypedValue.COMPLEX_UNIT_SP, LABEL_FONT_SIZE);
-        if(LABEL_FONT!=null)
+        if (LABEL_FONT != null) {
             label.setTypeface(Typeface.createFromAsset(context.getAssets(), LABEL_FONT));
+        }
         label.setLayoutParams(labelParams);
         label.setTextAlignment(TEXT_ALIGNMENT_CENTER);
         label.setGravity(Gravity.CENTER_VERTICAL);
@@ -264,23 +259,23 @@ private void setupLabel() {
 
     /**
      * Initializer function for the initial block
-     *
      */
     private void setupInitial() {
-        Drawable[] layers = new Drawable[this.numberOfLayers+1];
-        for(int i =0 ;i<=this.numberOfLayers;i++){
+        Drawable[] layers = new Drawable[this.numberOfLayers + 1];
+        for (int i = 0; i <= this.numberOfLayers; i++) {
             layers[i] = null;
         }
-        for(int i=0;i<=this.numberOfLayers;i++){
-            layers[i] = getRoundRect(color.substring(1),i,this.numberOfLayers,this.radius);
+        for (int i = 0; i <= this.numberOfLayers; i++) {
+            layers[i] = getRoundRect(color.substring(1), i, this.numberOfLayers, this.radius);
         }
         float increaseHeight = 1;//To give some extra height of bar for shadow
         int increaseWidth = 0;//To give some extra width of bar for shadow
-        if(this.numberOfLayers>0){
+        if (this.numberOfLayers > 0) {
             increaseHeight = 1.2f + (this.numberOfLayers - 5) * 0.1f;
             increaseWidth = 15 + (this.numberOfLayers - 5) * 4;
         }
-        initialParams = new LayoutParams(dp(12) + increaseWidth, (int) (dp(BAR_HEIGHT) * increaseHeight));
+
+        LayoutParams initialParams = new LayoutParams(dp(12) + increaseWidth, (int) (dp(BAR_HEIGHT) * increaseHeight));
         initialParams.rightMargin = dp(12);
         initial.setLayoutParams(initialParams);
         LayerDrawable splash_test = new LayerDrawable(layers);
@@ -290,55 +285,51 @@ private void setupInitial() {
         initial.setClickable(true);
         initial.setFocusable(true);
         this.addView(initial);
-        if(animationType == BarView.INTRO_ANIM_NONE){
+        if (animationType == BarView.INTRO_ANIM_NONE) {
             initial.setVisibility(VISIBLE);
             initialParams = new LayoutParams(dp(12), dp(BAR_HEIGHT));
             initialParams.rightMargin = dp(12);
             initial.setLayoutParams(initialParams);
-        }
-        else if (animationType == BarView.INTRO_ANIM_EXPAND){
-            int screen_width = Math.round((160*context.getResources().getDisplayMetrics().widthPixels)/(context.getResources().getDisplayMetrics().xdpi));
+        } else if (animationType == BarView.INTRO_ANIM_EXPAND) {
+            int screen_width = Math.round((160 * context.getResources().getDisplayMetrics().widthPixels) / (context.getResources().getDisplayMetrics().xdpi));
             initialParams = new LayoutParams(screen_width, dp(BAR_HEIGHT));
             initialParams.rightMargin = dp(12);
             initial.setLayoutParams(initialParams);
-            expand(initial,animationDuration,dp(12));
+            expand(initial, animationDuration, dp(12));
         }
-
     }
 
     /**
      * Initializer function for the main bar
-     *
      */
     public void setupBar() {
-        Drawable[] layers = new Drawable[this.numberOfLayers+1];
-        for(int i =0 ;i<=this.numberOfLayers;i++){
+        Drawable[] layers = new Drawable[this.numberOfLayers + 1];
+        for (int i = 0; i <= this.numberOfLayers; i++) {
             layers[i] = null;
         }
-        for(int i=0;i<=this.numberOfLayers;i++){
-            layers[i] = getRoundRect(color.substring(1),i,this.numberOfLayers,this.radius);
+        for (int i = 0; i <= this.numberOfLayers; i++) {
+            layers[i] = getRoundRect(color.substring(1), i, this.numberOfLayers, this.radius);
         }
         float increaseHeight = 1;
         int increaseWidth = 0;
-        if(this.numberOfLayers>0){
+        if (this.numberOfLayers > 0) {
             increaseHeight = 1.2f + (this.numberOfLayers - 5) * 0.1f;
             increaseWidth = 20 + (this.numberOfLayers - 5) * 4;
         }
-        int screen_width = Math.round((160*context.getResources().getDisplayMetrics().widthPixels)/(context.getResources().getDisplayMetrics().xdpi)) ;
+        int screen_width = Math.round((160 * context.getResources().getDisplayMetrics().widthPixels) / (context.getResources().getDisplayMetrics().xdpi));
         bar.setLayoutParams(new LinearLayout.LayoutParams(
-                screen_width, (int) (dp(BAR_HEIGHT) * increaseHeight)
+            screen_width, (int) (dp(BAR_HEIGHT) * increaseHeight)
         ));
         LayerDrawable splash_test = new LayerDrawable(layers);
         bar.setBackground(splash_test);
         this.addView(bar);
         bar.setVisibility(GONE);
         Bar.setRippleDrawable(bar, Color.parseColor(color), Color.parseColor(rippleColor));
-        bar.setProgress(progress,increaseWidth,animationType,animationDuration);
+        bar.setProgress(progress, increaseWidth, animationType, animationDuration);
     }
 
     /**
      * Initializer function for the value tooltip
-     *
      */
     private void setupValue() {
         value.setText(valueText);
@@ -349,7 +340,7 @@ private void setupValue() {
         value.setTextColor(Color.parseColor(valueTextColor));
         value.setTextSize(TypedValue.COMPLEX_UNIT_SP, VALUE_FONT_SIZE);
         value.setLayoutParams(new LinearLayout.LayoutParams(ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT));
-        if(VALUE_FONT !=null) {
+        if (VALUE_FONT != null) {
             Typeface tf = get(VALUE_FONT, context);
             value.setTypeface(tf);
         }
@@ -365,7 +356,6 @@ private void setupValue() {
      *
      * @param name
      * @param context
-     * @return
      */
     public static Typeface get(String name, Context context) {
         Typeface tf = fontCache.get(name);
@@ -382,10 +372,9 @@ public static Typeface get(String name, Context context) {
 
     /**
      * Sets constraints for all pieces of a BarGroup instance
-     *
      */
     private void applyConstraints() {
-        constraintSet = new ConstraintSet();
+        ConstraintSet constraintSet = new ConstraintSet();
         constraintSet.clone(this);
         constraintSet.setHorizontalBias(initial.getId(), 0.30f);
 
@@ -407,7 +396,6 @@ private void applyConstraints() {
         constraintSet.connect(label.getId(), ConstraintSet.TOP, ConstraintSet.PARENT_ID, ConstraintSet.TOP);
         constraintSet.connect(label.getId(), ConstraintSet.BOTTOM, ConstraintSet.PARENT_ID, ConstraintSet.BOTTOM);
 
-
         constraintSet.applyTo(this);
     }
 
@@ -415,7 +403,6 @@ private void applyConstraints() {
      * Converts density independent pixel units (dp) to pixel units (px)
      *
      * @param dp
-     * @return
      */
     private int dp(float dp) {
         return Math.round(TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, dp, context.getResources().getDisplayMetrics()));
@@ -429,11 +416,10 @@ private int dp(float dp) {
      * @param currentLayer
      * @param totalLayer
      * @param radius
-     * @return
      */
-    public Drawable getRoundRect(String color,int currentLayer,int totalLayer,int radius) {
+    public Drawable getRoundRect(String color, int currentLayer, int totalLayer, int radius) {
 
-        int localRadius=radius;
+        int localRadius = radius;
         int leftTopPadding = 1;
         int rightPadding = 3;
         int bottomPadding = 3;
@@ -441,43 +427,42 @@ public Drawable getRoundRect(String color,int currentLayer,int totalLayer,int ra
         int increment = 16 / (totalLayer - 2);
         int layernumber = 0;
 
-
-        if(radius<0){
+        if (radius < 0) {
             localRadius = 0;
         }
-        if(radius>20){
+        if (radius > 20) {
             localRadius = 20;
         }
 
-        if(currentLayer%3==0){
+        if (currentLayer % 3 == 0) {
             leftTopPadding = 2;
         }
 
         if (currentLayer == totalLayer) {
             shadowalpha = "#";
-        }else{
+        } else {
             layernumber = increment * currentLayer;
             if (layernumber >= 17) {
                 layernumber = 17;
             }
-            shadowalpha = alphaSet[layernumber] ;
+            shadowalpha = alphaSet[layernumber];
         }
         RoundRectShape rectShape = new RoundRectShape(new float[]{
-                localRadius * 2, localRadius * 2, localRadius * 2, localRadius * 2,
-                localRadius * 2, localRadius * 2, localRadius * 2, localRadius * 2
+            localRadius * 2, localRadius * 2, localRadius * 2, localRadius * 2,
+            localRadius * 2, localRadius * 2, localRadius * 2, localRadius * 2
         }, null, null);
         if (totalLayer == currentLayer) {
             if (localRadius == 0) {
                 localRadius = 2;
             }
             rectShape = new RoundRectShape(new float[]{
-                    localRadius * 2, localRadius * 2, localRadius * 2, localRadius * 2,
-                    localRadius * 2, localRadius * 2, localRadius * 2, localRadius * 2
+                localRadius * 2, localRadius * 2, localRadius * 2, localRadius * 2,
+                localRadius * 2, localRadius * 2, localRadius * 2, localRadius * 2
             }, null, null);
         }
 
         ShapeDrawable shapeDrawable = new ShapeDrawable(rectShape);
-        shapeDrawable.setPadding(leftTopPadding,leftTopPadding,rightPadding,bottomPadding);
+        shapeDrawable.setPadding(leftTopPadding, leftTopPadding, rightPadding, bottomPadding);
         shapeDrawable.getPaint().setColor(Color.parseColor(shadowalpha + color));
         shapeDrawable.getPaint().setStyle(Paint.Style.FILL);
         shapeDrawable.getPaint().setAntiAlias(true);
@@ -485,8 +470,6 @@ public Drawable getRoundRect(String color,int currentLayer,int totalLayer,int ra
         return shapeDrawable;
     }
 
-
-
     /**
      * Animator function for the 'expand' intro animation
      *
@@ -516,23 +499,24 @@ public void onAnimationUpdate(ValueAnimator animation) {
 
     /**
      * Parses the label text to truncate or hyphenize the string to fit in the given space
+     *
      * @param labelText
-     * @return
      */
     private String parseLabel(String labelText) {
         String[] tokens = labelText.split(" ");
         StringBuilder finalizedString = new StringBuilder();
         for (String s : tokens) {
-            if (s.length() < 8)
+            if (s.length() < 8) {
                 finalizedString.append(s + "\n");
-            else if (s.length() >= 8 && s.length() < 12) {
+            } else if (s.length() >= 8 && s.length() < 12) {
                 finalizedString.append(s.substring(0, 7) + "\n");
                 finalizedString.append("-" + s.substring(7) + "\n");
             } else if (s.length() >= 12 && s.length() < 15) {
                 finalizedString.append(s.substring(0, 7) + "\n");
                 finalizedString.append("-" + s.substring(7, 12) + "\n");
-                if (s.length() > 13)
+                if (s.length() > 13) {
                     finalizedString.append("-" + s.substring(13) + "\n");
+                }
             } else {
                 finalizedString.append(s.substring(0, 5) + "..\n");
             }
@@ -579,6 +563,7 @@ public boolean willChangeBounds() {
 
     /**
      * This creates a gradient drawable background for the bars - sets a shape, a color and radius for the corners.
+     *
      * @param color is the color in int which is used as the background color.
      */
     public GradientDrawable setUpRoundBars(int color) {
@@ -588,5 +573,4 @@ public GradientDrawable setUpRoundBars(int color) {
         gradientDrawable.setCornerRadius(CORNER_RADIUS);
         return gradientDrawable;
     }
-
 }
diff --git a/library/src/main/java/in/krharsh17/barview/BarModel.java b/library/src/main/java/in/krharsh17/barview/BarModel.java
index 19ea264..dd5d9b0 100644
--- a/library/src/main/java/in/krharsh17/barview/BarModel.java
+++ b/library/src/main/java/in/krharsh17/barview/BarModel.java
@@ -31,44 +31,41 @@ public void setRadius(int radius) {
     /**
      * getters and setters
      */
-
     public String getLabel() {
-    	return this.label;
+        return this.label;
     }
 
     public void setLabel(String label) {
-    	this.label = label;
+        this.label = label;
     }
 
-     public String getValue() {
-    	return this.value;
+    public String getValue() {
+        return this.value;
     }
 
     public void setValue(String value) {
-    	this.value = value;
+        this.value = value;
     }
 
-     public String getColor() {
-    	return this.color;
+    public String getColor() {
+        return this.color;
     }
 
     public void setColor(String color) {
-    	this.color = color;
+        this.color = color;
     }
 
-     public Float getFillRatio() {
-    	return this.fillRatio;
+    public Float getFillRatio() {
+        return this.fillRatio;
     }
 
     public void setFillRatio(Float fillRatio) {
-    	this.fillRatio = fillRatio;
+        this.fillRatio = fillRatio;
     }
 
-
     /**
      * parameterized constructor
      *
-     *
      * @param label for the barGroup instance
      * @param value for approximating the length of Bargroup instance
      * @param color hex color value for the fill of barGroup instance
diff --git a/library/src/main/java/in/krharsh17/barview/BarView.java b/library/src/main/java/in/krharsh17/barview/BarView.java
index a50e1f7..0867ee5 100644
--- a/library/src/main/java/in/krharsh17/barview/BarView.java
+++ b/library/src/main/java/in/krharsh17/barview/BarView.java
@@ -22,7 +22,6 @@
 public class BarView extends ScrollView implements Constants {
     public static final int INTRO_ANIM_NONE = 0;
     public static final int INTRO_ANIM_EXPAND = 1;
-
     private LinearLayout containerLayout;
     private Context context;
     private OnBarClickListener onBarClickListener;
diff --git a/library/src/main/res/values/attrs.xml b/library/src/main/res/values/attrs.xml
index 471dc81..256cef7 100644
--- a/library/src/main/res/values/attrs.xml
+++ b/library/src/main/res/values/attrs.xml
@@ -3,22 +3,22 @@
     <declare-styleable name="BarView">
         <attr name="barGroupSpacing" format="dimension" />
         <attr name="barHeight" format="dimension" />
-        <attr name="labelTextSize" format="dimension"/>
-        <attr name="valueTextSize" format="dimension"/>
+        <attr name="labelTextSize" format="dimension" />
+        <attr name="valueTextSize" format="dimension" />
         <attr name="introAnimationType" format="integer">
-            <enum name="none" value="0"/>
-            <enum name="expand" value="1"/>
+            <enum name="none" value="0" />
+            <enum name="expand" value="1" />
         </attr>
-        <attr name="introAnimationDuration" format="integer"/>
+        <attr name="introAnimationDuration" format="integer" />
 
-        <attr name="labelTextColor" format="string"/>
-        <attr name="valueTextColor" format="string"/>
-        <attr name="rippleColor" format="string"/>
-        <attr name="labelFont" format="string"/>
-        <attr name="valueFont" format="string"/>
-        <attr name="backgroundColor" format="string"/>
-        <attr name="gradientStart" format="string"/>
-        <attr name="gradientEnd" format="string"/>
-        <attr name="gradientDirection" format="string"/>
+        <attr name="labelTextColor" format="string" />
+        <attr name="valueTextColor" format="string" />
+        <attr name="rippleColor" format="string" />
+        <attr name="labelFont" format="string" />
+        <attr name="valueFont" format="string" />
+        <attr name="backgroundColor" format="string" />
+        <attr name="gradientStart" format="string" />
+        <attr name="gradientEnd" format="string" />
+        <attr name="gradientDirection" format="string" />
     </declare-styleable>
 </resources>
\ No newline at end of file
diff --git a/library/src/main/res/values/styles.xml b/library/src/main/res/values/styles.xml
index b060bf5..2d66274 100644
--- a/library/src/main/res/values/styles.xml
+++ b/library/src/main/res/values/styles.xml
@@ -9,7 +9,7 @@
     </style>
 
     <style name="colorControlHighlight_blue">
-<!--        <item name="colorControlHighlight">#CACACA</item>-->
+        <!--<item name="colorControlHighlight">#CACACA</item>-->
         <item name="android:foreground">?attr/selectableItemBackgroundBorderless</item>
     </style>