Merge pull request #118 from MrWooJ/fixing-Issue#104

fixing issue #104

@@ -88,6 +88,9 @@ typedef NSString *(^PNYLabelFormatter)(CGFloat yLabelValue);
 /** Controls whether each bar should have a gradient fill. */
 @property (nonatomic) UIColor *barColorGradientStart;
 
+/** Controls whether text for x-axis be straight or rotate 45 degree. */
+@property (nonatomic) BOOL rotateForXAxisText;
+
 @property (nonatomic, retain) id<PNChartDelegate> delegate;
 
 @end

@@ -41,6 +41,7 @@
         _barRadius           = 2.0;
         _showChartBorder     = NO;
         _yChartLabelWidth    = 18;
+        _rotateForXAxisText  = false;
     }
 
     return self;
@@ -106,8 +107,14 @@
                 [label setTextAlignment:NSTextAlignmentCenter];
                 label.text = labelText;
                 [label sizeToFit];
-                CGFloat labelXPosition  = (index *  _xLabelWidth + _chartMargin + _xLabelWidth /2.0 );
-
+                CGFloat labelXPosition;
+                if (_rotateForXAxisText){
+                    label.transform = CGAffineTransformMakeRotation(M_PI / 4);
+                    labelXPosition = (index *  _xLabelWidth + _chartMargin + _xLabelWidth /1.5);
+                }
+                else{
+                    labelXPosition = (index *  _xLabelWidth + _chartMargin + _xLabelWidth /2.0 );
+                }
                 label.center = CGPointMake(labelXPosition,
                                            self.frame.size.height - xLabelHeight - _chartMargin + label.frame.size.height /2.0 + _labelMarginTop);
                 labelAddCount = 0;

@@ -84,6 +84,7 @@
         };
         self.barChart.labelMarginTop = 5.0;
         [self.barChart setXLabels:@[@"SEP 1",@"SEP 2",@"SEP 3",@"SEP 4",@"SEP 5",@"SEP 6",@"SEP 7"]];
+        self.barChart.rotateForXAxisText = true ;
         [self.barChart setYValues:@[@1,@24,@12,@18,@30,@10,@21]];
         [self.barChart setStrokeColors:@[PNGreen,PNGreen,PNRed,PNGreen,PNGreen,PNYellow,PNGreen]];
         // Adding gradient