Add change text color for BarLineChart

Author: hannesa2

MPChartLib/src/main/java/com/github/mikephil/charting/charts/BarLineChartBase.java

@@ -1686,4 +1686,16 @@ protected void onSizeChanged(int w, int h, int oldw, int oldh) {
             mViewPortHandler.refresh(mViewPortHandler.getMatrixTouch(), this, true);
         }
     }
+
+    /**
+     * Sets the text color to use for the labels. Make sure to use
+     * getResources().getColor(...) when using a color from the resources.
+     *
+     * @param color
+     */
+    public void setTextColor(int color) {
+        mAxisRendererLeft.setTextColor(color);
+        mAxisRendererRight.setTextColor(color);
+        mXAxisRenderer.setTextColor(color);
+    }
 }

MPChartLib/src/main/java/com/github/mikephil/charting/components/AxisBase.java

@@ -846,4 +846,14 @@ public float[] getSpecificPositions()
     {
         return specificPositions;
     }
+
+    /**
+     * Sets the text color to use for the labels. Make sure to use
+     * getResources().getColor(...) when using a color from the resources.
+     *
+     * @param color
+     */
+    public void setTextColor(int color) {
+        mTextColor = color;
+    }
 }

MPChartLib/src/main/java/com/github/mikephil/charting/data/BaseDataSet.java

@@ -499,7 +499,6 @@ protected void copy(BaseDataSet baseDataSet) {
         baseDataSet.mIconsOffset = mIconsOffset;
         baseDataSet.mValueColors = mValueColors;
         baseDataSet.mValueFormatter = mValueFormatter;
-        baseDataSet.mValueColors = mValueColors;
         baseDataSet.mValueTextSize = mValueTextSize;
         baseDataSet.mVisible = mVisible;
     }

MPChartLib/src/main/java/com/github/mikephil/charting/renderer/AxisRenderer.java

@@ -290,4 +290,14 @@ else if (last == first && n == 0) {
      * @param c
      */
     public abstract void renderLimitLines(Canvas c);
+
+    /**
+     * Sets the text color to use for the labels. Make sure to use
+     * getResources().getColor(...) when using a color from the resources.
+     *
+     * @param color
+     */
+    public void setTextColor(int color) {
+        mAxis.setTextColor(color);
+    }
 }

MPChartLib/src/main/java/com/github/mikephil/charting/renderer/PieChartRenderer.java

@@ -1038,12 +1038,12 @@ protected void drawRoundedSlices(Canvas c) {
             // draw only if the value is greater than zero
             if ((Math.abs(e.getY()) > Utils.FLOAT_EPSILON)) {
 
+                double v = Math.toRadians((angle + sliceAngle)
+                        * phaseY);
                 float x = (float) ((r - circleRadius)
-                        * Math.cos(Math.toRadians((angle + sliceAngle)
-                        * phaseY)) + center.x);
+                        * Math.cos(v) + center.x);
                 float y = (float) ((r - circleRadius)
-                        * Math.sin(Math.toRadians((angle + sliceAngle)
-                        * phaseY)) + center.y);
+                        * Math.sin(v) + center.y);
 
                 mRenderPaint.setColor(dataSet.getColor(j));
                 mBitmapCanvas.drawCircle(x, y, circleRadius, mRenderPaint);