i am new in android. i have create Bar Chart Using this [Link](http://www.ssaurel.com/blog/learn-to-create-a-pie-chart-in-android-with-mpandroidchart/). but when i run my Emulator . it gives chart in very Small Size .

main.xml

```
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
          android:id="@+id/mainLayout"
          android:orientation="vertical"
          android:layout_width="match_parent"
          android:layout_height="match_parent">

 </RelativeLayout>

```

Error Snapshot :[Link](http://tinypic.com/r/10wimfc/8)
Thanks for Help in advance