delete the relationship between gradient and show numbers

@@ -27,5 +27,5 @@
 @property (nonatomic) CATextLayer* textLayer;
 
 @property (nonatomic, assign) BOOL isNegative;          //!< 是否是负数
-
+@property (nonatomic, assign) BOOL isShowNumber;        //!< 是否显示numbers
 @end

@@ -10,6 +10,12 @@
 #import "PNColor.h"
 #import <CoreText/CoreText.h>
 
+@interface PNBar ()
+
+@property (nonatomic) float copyGrade;
+
+@end
+
 @implementation PNBar
 
 - (id)initWithFrame:(CGRect)frame
@@ -40,7 +46,7 @@
 - (void)setGrade:(float)grade
 {
     NSLog(@"New garde %f",grade);
-    _grade = grade;
+    _copyGrade = grade;
     CGFloat startPosY = (1 - grade) * self.frame.size.height;
 
     UIBezierPath *progressline = [UIBezierPath bezierPath];
@@ -77,8 +83,6 @@
             [self.gradientMask addAnimation:pathAnimation forKey:@"animationKey"];
             self.gradientMask.path = progressline.CGPath;
   
-            // add text
-            [self setGradeFrame:grade startPosY:startPosY];
             CABasicAnimation* opacityAnimation = [self fadeAnimation];
             [self.textLayer addAnimation:opacityAnimation forKey:nil];
 
@@ -126,8 +130,6 @@
             self.gradientMask.strokeEnd = 1.0;
             [self.gradientMask addAnimation:pathAnimation forKey:@"strokeEndAnimation"];
 
-            //set grade
-            [self setGradeFrame:grade startPosY:startPosY];
             CABasicAnimation* opacityAnimation = [self fadeAnimation];
             [self.textLayer addAnimation:opacityAnimation forKey:nil];
         }
@@ -181,6 +183,7 @@
         [_textLayer setString:@"0"];
         [_textLayer setAlignmentMode:kCAAlignmentCenter];
         [_textLayer setForegroundColor:[[UIColor colorWithRed:178/255.0 green:178/255. blue:178/255.0 alpha:1.0] CGColor]];
+       _textLayer.hidden = YES;
     }
 
     return _textLayer;
@@ -215,6 +218,14 @@
 
 }
 
+- (void)setIsShowNumber:(BOOL)isShowNumber{
+  if (isShowNumber) {
+    self.textLayer.hidden = NO;
+    [self setGradeFrame:_copyGrade startPosY:0];
+  }else{
+    self.textLayer.hidden = YES;
+  }
+}
 - (void)setIsNegative:(BOOL)isNegative{
   if (isNegative) {
     [self.textLayer setString:[[NSString alloc]initWithFormat:@"-%0.f",_grade*self.maxDivisor]];

@@ -103,5 +103,10 @@ typedef NSString *(^PNYLabelFormatter)(CGFloat yLabelValue);
 
 @property (nonatomic, weak) id<PNChartDelegate> delegate;
 
+/**whether show gradient bar*/
+@property (nonatomic, assign) BOOL isGradientShow;
+
+/** whether show numbers*/
+@property (nonatomic, assign) BOOL isShowNumbers;
 
 @end

@@ -62,6 +62,8 @@
     _showLevelLine       = NO;
     _yChartLabelWidth    = 18;
     _rotateForXAxisText  = false;
+    _isGradientShow      = YES;
+    _isShowNumbers       = YES;
 }
 
 - (void)setYValues:(NSArray *)yValues
@@ -232,8 +234,11 @@
             }else{
                 bar.barColor = [self barColorAtIndex:index];
             }
+          
             // Add gradient
+            if (self.isGradientShow) {
              bar.barColorGradientStart = bar.barColor;
+            }
           
             //For Click Index
             bar.tag = index;
@@ -252,6 +257,7 @@
         }
         bar.maxDivisor = (float)_yValueMax;
         bar.grade = grade;
+      bar.isShowNumber = self.isShowNumbers;
         CGRect originalFrame = bar.frame;
        if (value<0 && self.showLevelLine) {
          CGAffineTransform transform =CGAffineTransformMakeRotation(M_PI);
@@ -259,7 +265,9 @@
          
          originalFrame.origin.y = bar.frame.origin.y + bar.frame.size.height;
          bar.frame = originalFrame;
+         
          bar.isNegative = YES;
+         
       }        
         index += 1;
     }

@@ -110,10 +110,9 @@
         self.barChart.yValueMax=10;
         self.barChart.yLabels = @[@-10,@0,@10];
         [self.barChart setYValues:@[@1,@5,@(0-8),@10]];
-  
         [self.barChart setStrokeColors:@[PNGreen,PNGreen,PNRed,PNGreen]];
-        // Adding gradient
-//        self.barChart.barColorGradientStart = [UIColor blueColor];
+      self.barChart.isGradientShow = NO;
+      self.barChart.isShowNumbers = NO;
       
         [self.barChart strokeChart];