Make highlightFullBarEnabled feature work again

Author: danielgindi

Diff for: MPChartLib/src/main/java/com/github/mikephil/charting/charts/BarChart.java

@@ -92,8 +92,15 @@ public Highlight getHighlightByTouchPoint(float x, float y) {
         if (mData == null) {
             Log.e(LOG_TAG, "Can't select by touch. No data set.");
             return null;
-        } else
-            return getHighlighter().getHighlight(x, y);
+        } else {
+            Highlight h = getHighlighter().getHighlight(x, y);
+            if (h == null || !isHighlightFullBarEnabled()) return h;
+
+            // For isHighlightFullBarEnabled, remove stackIndex
+            return new Highlight(h.getX(), h.getY(),
+                    h.getXPx(), h.getYPx(),
+                    h.getDataSetIndex(), -1, h.getAxis());
+        }
     }
 
     /**

Diff for: MPChartLib/src/main/java/com/github/mikephil/charting/charts/CombinedChart.java

@@ -3,6 +3,7 @@
 
 import android.content.Context;
 import android.util.AttributeSet;
+import android.util.Log;
 
 import com.github.mikephil.charting.data.BarData;
 import com.github.mikephil.charting.data.BubbleData;
@@ -11,6 +12,7 @@
 import com.github.mikephil.charting.data.LineData;
 import com.github.mikephil.charting.data.ScatterData;
 import com.github.mikephil.charting.highlight.CombinedHighlighter;
+import com.github.mikephil.charting.highlight.Highlight;
 import com.github.mikephil.charting.interfaces.dataprovider.CombinedDataProvider;
 import com.github.mikephil.charting.renderer.CombinedChartRenderer;
 
@@ -92,6 +94,32 @@ public void setData(CombinedData data) {
         mRenderer.initBuffers();
     }
 
+    /**
+     * Returns the Highlight object (contains x-index and DataSet index) of the selected value at the given touch
+     * point
+     * inside the CombinedChart.
+     *
+     * @param x
+     * @param y
+     * @return
+     */
+    @Override
+    public Highlight getHighlightByTouchPoint(float x, float y) {
+
+        if (mData == null) {
+            Log.e(LOG_TAG, "Can't select by touch. No data set.");
+            return null;
+        } else {
+            Highlight h = getHighlighter().getHighlight(x, y);
+            if (h == null || !isHighlightFullBarEnabled()) return h;
+
+            // For isHighlightFullBarEnabled, remove stackIndex
+            return new Highlight(h.getX(), h.getY(),
+                    h.getXPx(), h.getYPx(),
+                    h.getDataSetIndex(), -1, h.getAxis());
+        }
+    }
+
     @Override
     public LineData getLineData() {
         if (mData == null)

Diff for: MPChartLib/src/main/java/com/github/mikephil/charting/highlight/Highlight.java

@@ -78,7 +78,7 @@ public Highlight(float x, int dataSetIndex, int stackIndex) {
      * @param y            the y-value of the highlighted value
      * @param dataSetIndex the index of the DataSet the highlighted value belongs to
      */
-    protected Highlight(float x, float y, float xPx, float yPx, int dataSetIndex, YAxis.AxisDependency axis) {
+    public Highlight(float x, float y, float xPx, float yPx, int dataSetIndex, YAxis.AxisDependency axis) {
         this.mX = x;
         this.mY = y;
         this.mXPx = xPx;
@@ -96,7 +96,7 @@ protected Highlight(float x, float y, float xPx, float yPx, int dataSetIndex, YA
      * @param stackIndex   references which value of a stacked-bar entry has been
      *                     selected
      */
-    protected Highlight(float x, float y, float xPx, float yPx, int dataSetIndex, int stackIndex, YAxis.AxisDependency axis) {
+    public Highlight(float x, float y, float xPx, float yPx, int dataSetIndex, int stackIndex, YAxis.AxisDependency axis) {
         this(x, y, xPx, yPx, dataSetIndex, axis);
         this.mStackIndex = stackIndex;
     }