更新MPAndroidChart版本，修复一些bug

Author: chenyy0708

app/src/main/java/com/cyy/charthelper/MainActivity.java

@@ -140,7 +140,7 @@ private void initMulitleBarChart() {
                 .setGroupSpace(0.4f)
                 // x,y轴动画时间和类型
                 .setDurationMillis(2000)
-                .setEasing(Easing.EasingOption.Linear)
+                .setEasing(Easing.Linear)
                 // 多柱状图颜色
                 .setBarColors(chartColors)
                 // X轴是否显示自定义数据，在IBarData接口中定义
@@ -182,7 +182,7 @@ private void initSingleBarChart() {
                 .setBarWidth(0.6f)
                 // x,y轴动画时间和类型
                 .setDurationMillis(2000)
-                .setEasing(Easing.EasingOption.Linear)
+                .setEasing(Easing.Linear)
                 // 单柱状图颜色
                 .setBarColor(Color.parseColor("#00FF00"))
                 // X轴是否显示自定义数据，在IBarData接口中定义
@@ -214,7 +214,7 @@ private void initPieChart() {
                 // 动画时间
                 .setDurationMillis(2000)
                 // 动画类型
-                .setEasing(Easing.EasingOption.EaseInOutQuad)
+                .setEasing(Easing.EaseInOutQuad)
                 // 旋转角度
                 .setRawRotationAngle(90)
                 // 中心图表孔旁边的透明圆的半径

chart/src/main/java/com/horen/chart/barchart/BarChartHelper.java

@@ -109,7 +109,7 @@ public class BarChartHelper {
     /**
      * 动画类型
      */
-    private Easing.EasingOption mEasing;
+    private Easing.EasingFunction mEasing;
     /**
      * 颜色集合
      */
@@ -383,7 +383,7 @@ public static class Builder {
         /**
          * 动画类型
          */
-        private Easing.EasingOption mEasing = Easing.EasingOption.Linear;
+        private Easing.EasingFunction mEasing = Easing.Linear;
         /**
          * 颜色集合
          */
@@ -500,7 +500,7 @@ public Builder setDurationMillis(int durationMillis) {
             return this;
         }
 
-        public Builder setEasing(Easing.EasingOption mEasing) {
+        public Builder setEasing(Easing.EasingFunction mEasing) {
             this.mEasing = mEasing;
             return this;
         }

chart/src/main/java/com/horen/chart/linechart/LineChartHelper.java

@@ -122,8 +122,8 @@ public void showMultipleLineChart(List<List<ILineChartData>> lineSetData, List<S
         }
         //将图表动画显示之前进行缩放
         lineChart.getViewPortHandler().refresh(m, lineChart, false);
-        lineChart.animateY(1500, Easing.EasingOption.Linear);
-        lineChart.animateX(1000, Easing.EasingOption.Linear);
+        lineChart.animateY(1500, Easing.Linear);
+        lineChart.animateX(1000, Easing.Linear);
     }
 
 
@@ -168,7 +168,7 @@ public void showSingleLineChart(List<ILineChartData> barChartData, int color, in
         }
         //将图表动画显示之前进行缩放
         lineChart.getViewPortHandler().refresh(m, lineChart, false);
-        lineChart.animateY(1500, Easing.EasingOption.Linear);
-        lineChart.animateX(1000, Easing.EasingOption.Linear);
+        lineChart.animateY(1500, Easing.Linear);
+        lineChart.animateX(1000, Easing.Linear);
     }
 }

chart/src/main/java/com/horen/chart/piechart/PieChartHelper.java

@@ -73,7 +73,7 @@ public class PieChartHelper {
     /**
      * 动画类型
      */
-    private Easing.EasingOption easing;
+    private Easing.EasingFunction easing;
     /**
      * Label文字颜色
      */
@@ -223,7 +223,7 @@ public Builder() {
         /**
          * 动画类型
          */
-        private Easing.EasingOption easing = Easing.EasingOption.EaseInOutQuad;
+        private Easing.EasingFunction easing = Easing.EaseInOutQuad;
         /**
          * Label文字颜色
          */
@@ -313,7 +313,7 @@ public Builder setDurationMillis(int durationMillis) {
             return this;
         }
 
-        public Builder setEasing(Easing.EasingOption easing) {
+        public Builder setEasing(Easing.EasingFunction easing) {
             this.easing = easing;
             return this;
         }