Fixed BubbleChart issue.

Author: PhilJay

MPChartExample/src/com/xxmassdeveloper/mpchartexample/CombinedChartActivity.java

@@ -47,6 +47,7 @@ protected void onCreate(Bundle savedInstanceState) {
 
         mChart = (CombinedChart) findViewById(R.id.chart1);
         mChart.setDescription("");
+        mChart.setBackgroundColor(Color.WHITE);
         mChart.setDrawGridBackground(false);
         mChart.setDrawBarShadow(false);
 

MPChartLib/src/com/github/mikephil/charting/utils/Transformer.java

@@ -128,7 +128,7 @@ public float[] generateTransformedValuesScatter(List<? extends Entry> entries,
     public float[] generateTransformedValuesBubble(List<? extends Entry> entries,
                                                  float phaseX, float phaseY, int from, int to) {
 
-        final int count = (int)Math.ceil((to - from) * phaseX) * 2;
+        final int count = (int) Math.ceil(to - from) * 2; // (int) Math.ceil((to - from) * phaseX) * 2;
 
         float[] valuePoints = new float[count];
 
@@ -137,7 +137,7 @@ public float[] generateTransformedValuesBubble(List<? extends Entry> entries,
             Entry e = entries.get(j / 2 + from);
 
             if (e != null) {
-                valuePoints[j] = (float)(e.getXIndex() - from) * phaseX + from;
+                valuePoints[j] = (float) (e.getXIndex() - from) * phaseX + from;
                 valuePoints[j + 1] = e.getVal() * phaseY;
             }
         }