Hide change value button on pie chart

@@ -43,6 +43,7 @@
                     </view>
                     <navigationItem key="navigationItem" title="PNChart" id="Ukg-Sg-E2z"/>
                     <connections>
+                        <outlet property="changeValueButton" destination="L3F-13-Wf5" id="JnI-y3-Xpj"/>
                         <outlet property="titleLabel" destination="FUU-vZ-jMd" id="dA3-KC-Ht4"/>
                     </connections>
                 </viewController>

@@ -15,8 +15,11 @@
 @property (nonatomic) PNLineChart * lineChart;
 @property (nonatomic) PNBarChart * barChart;
 @property (nonatomic) PNCircleChart * circleChart;
+@property (nonatomic) PNPieChart *pieChart;
+
 @property (weak, nonatomic) IBOutlet UILabel *titleLabel;
 
 - (IBAction)changeValue:(id)sender;
+@property (weak, nonatomic) IBOutlet UIButton *changeValueButton;
 
 @end

@@ -101,6 +101,25 @@
         
         [self.view addSubview:self.circleChart];
     }
+    else if ([self.title isEqualToString:@"Pie Chart"])
+    {
+        self.titleLabel.text = @"Pie Chart";
+        
+        NSArray *items = @[[PNPieChartDataItem dataItemWithValue:10 color:PNLightGreen],
+                           [PNPieChartDataItem dataItemWithValue:20 color:PNFreshGreen description:@"WWDC"],
+                           [PNPieChartDataItem dataItemWithValue:40 color:PNDeepGreen description:@"GOOG I/O"],
+                           ];
+        
+        self.pieChart = [[PNPieChart alloc] initWithFrame:CGRectMake(SCREEN_WIDTH /2.0 - 100, 135, 200.0, 200.0) items:items];
+        self.pieChart.descriptionTextColor = [UIColor whiteColor];
+        self.pieChart.descriptionTextFont  = [UIFont fontWithName:@"Avenir-Medium" size:11.0];
+        self.pieChart.descriptionTextShadowColor = [UIColor clearColor];
+        [self.pieChart strokeChart];
+        
+    
+        [self.view addSubview:self.pieChart];
+        self.changeValueButton.hidden = YES;
+    }
 }
 
 

@@ -7,9 +7,7 @@
 //
 
 #import <UIKit/UIKit.h>
-#import "PNChartDelegate.h"
-#import "PNChart.h"
 
-@interface PCChartsTableViewController : UITableViewController<PNChartDelegate>
+@interface PCChartsTableViewController : UITableViewController
 
 @end

@@ -38,39 +38,11 @@
     } else if ([segue.identifier isEqualToString:@"pieChart"])
     {
         //Add pie chart
-        UILabel * pieChartLabel = [[UILabel alloc] initWithFrame:CGRectMake(0, 90, SCREEN_WIDTH, 30)];
-        pieChartLabel.text = @"Pie Chart";
-        pieChartLabel.textColor = PNFreshGreen;
-        pieChartLabel.font = [UIFont fontWithName:@"Avenir-Medium" size:23.0];
-        pieChartLabel.textAlignment = NSTextAlignmentCenter;
-
-        NSArray *items = @[[PNPieChartDataItem dataItemWithValue:10 color:PNLightGreen],
-                           [PNPieChartDataItem dataItemWithValue:20 color:PNFreshGreen description:@"WWDC"],
-                           [PNPieChartDataItem dataItemWithValue:40 color:PNDeepGreen description:@"GOOG I/O"],
-                           ];
-
-        PNPieChart *pieChart = [[PNPieChart alloc] initWithFrame:CGRectMake(SCREEN_WIDTH /2.0 - 100, 135, 200.0, 200.0) items:items];
-        pieChart.descriptionTextColor = [UIColor whiteColor];
-        pieChart.descriptionTextFont  = [UIFont fontWithName:@"Avenir-Medium" size:11.0];
-        pieChart.descriptionTextShadowColor = [UIColor clearColor];
-        [pieChart strokeChart];
-
-
-        [viewController.view addSubview:pieChartLabel];
-        [viewController.view addSubview:pieChart];
 
         viewController.title = @"Pie Chart";
     }
 }
 
-- (void)userClickedOnLineKeyPoint:(CGPoint)point lineIndex:(NSInteger)lineIndex pointIndex:(NSInteger)pointIndex{
-    NSLog(@"Click Key on line %f, %f line index is %d and point index is %d",point.x, point.y,(int)lineIndex, (int)pointIndex);
-}
-
-- (void)userClickedOnLinePoint:(CGPoint)point lineIndex:(NSInteger)lineIndex{
-    NSLog(@"Click on line %f, %f, line index is %d",point.x, point.y, (int)lineIndex);
-}
-
 
 
 @end