Auto-indent and remove trailing whitespace.

@@ -20,6 +20,7 @@
     CGContextFillRect(context, rect);
     UIImage *img = UIGraphicsGetImageFromCurrentImageContext();
     UIGraphicsEndImageContext();
+
     return img;
 }
 

@@ -20,7 +20,6 @@
 @property (nonatomic, retain) id<PNChartDelegate> delegate;
 
 @property (nonatomic) NSArray *xLabels;
-
 @property (nonatomic) NSArray *yLabels;
 
 /**
@@ -29,31 +28,18 @@
 @property (nonatomic) NSArray *chartData;
 
 @property (nonatomic) NSMutableArray *pathPoints;
-
 @property (nonatomic) CGFloat xLabelWidth;
-
 @property (nonatomic) UIFont *xLabelFont;
-
 @property (nonatomic) UIColor *xLabelColor;
-
 @property (nonatomic) CGFloat yValueMax;
-
 @property (nonatomic) CGFloat yValueMin;
-
 @property (nonatomic) NSInteger yLabelNum;
-
 @property (nonatomic) CGFloat yLabelHeight;
-
 @property (nonatomic) UIFont *yLabelFont;
-
 @property (nonatomic) UIColor *yLabelColor;
-
 @property (nonatomic) CGFloat chartCavanHeight;
-
 @property (nonatomic) CGFloat chartCavanWidth;
-
 @property (nonatomic) CGFloat chartMargin;
-
 @property (nonatomic) BOOL showLabel;
 
 /**

@@ -6,7 +6,6 @@
 #import <Foundation/Foundation.h>
 
 typedef NS_ENUM(NSUInteger, PNLineChartPointStyle) {
-    
     PNLineChartPointStyleNone = 0,
     PNLineChartPointStyleCircle = 1,
     PNLineChartPointStyleSquare = 3

@@ -21,7 +21,7 @@
 
 + (instancetype)dataItemWithValue:(CGFloat)value
                             color:(UIColor*)color
-                       description:(NSString *)description{
+                      description:(NSString *)description {
 	PNPieChartDataItem *item = [PNPieChartDataItem dataItemWithValue:value color:color];
 	item.textDescription = description;
 	return item;

@@ -10,5 +10,4 @@
 
 @interface PCChartViewController : UIViewController
 
-
 @end