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copied!<p>for dynamic plots use GraphicalView rather then intent::</p> <pre><code> public GraphicalView mChartView; </code></pre> <p>creat a xml::</p> <pre><code><RelativeLayout android:layout_width="fill_parent" android:layout_height="fill_parent" xmlns:android="http://schemas.android.com/apk/res/android"> <LinearLayout android:id="@+id/graph" android:layout_width="fill_parent" android:layout_height="145dip" > </LinearLayout> </RelativeLayout> </code></pre> <p>then in ur code :</p> <pre><code> LinearLayout layout = (LinearLayout) findViewById(R.id.graph); mChartView = ChartFactory.mChartView = ChartFactory.getLineChartView(getBaseContext(), dataset, renderer) layout.addView(mChartView); </code></pre> <ul> <li><p>After entering values you read from edit text fields right: </p></li> <li><p>then you are passing the new values to add in respective arraylists</p></li> <li><p>then you should call the code for linegraph again after adding new values and remember to clear series before reading arraylists (ie. <code>dataset.clear();</code>) ie. when line code function starts at beginning add dataset.clear(); because if u dont clear data will overlap and may through exception or line may look thick at old data ...</p></li> </ul> <p>then call <code>mChartView.repaint();</code> to refresh graph</p> <p><strong>these links too ll help u <a href="https://stackoverflow.com/questions/10630898/how-to-draw-a-line-dynamically-in-android?rq=1">link1</a> <a href="https://stackoverflow.com/questions/7955411/dynamically-draw-lines-between-multiple-geopoints-in-android-mapview">link2</a></strong></p>

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