- fix lint warning

PNTwitterCover.podspec

@@ -8,7 +8,7 @@
 
 Pod::Spec.new do |s|
   s.name             = 'PNTwitterCover'
-  s.version          = '1.0.1'
+  s.version          = '1.0.3'
   s.summary          = 'PNTwitterCover is a UUIscrollView Category to add blur and zoom during scroll bounce'
 
 # This description is used to generate tags and improve search results.

PNTwitterCover/Classes/PNTwitterCoverView.m

@@ -13,6 +13,7 @@
 @property (nonatomic, strong) NSMutableArray *blurImages;
 @property (nonatomic, strong) UIView *topView;
 @property (nonatomic) CGFloat height;
+@property (nonatomic) CGFloat width;
 @end
 
 
@@ -32,6 +33,7 @@
         _blurImages = [[NSMutableArray alloc] initWithCapacity:20];
         _topView = view;
         _height = frame.size.height;
+        _width = frame.size.width;
     }
     return self;
 }
@@ -46,12 +48,15 @@
 
 - (void)prepareForBlurImages
 {
-    CGFloat factor = 0.1;
+    
     [_blurImages addObject:self.image];
-    for (NSUInteger i = 0; i < 20; i++) {
-        [_blurImages addObject:[self.image boxblurImageWithBlur:factor]];
-        factor+=0.04;
-    }
+    dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_HIGH, 0), ^{
+        CGFloat factor = 0.1;
+        for (NSUInteger i = 0; i < 20; i++) {
+            [_blurImages addObject:[self.image boxblurImageWithBlur:factor]];
+            factor+=0.04;
+        }
+    });
 }
 
 - (void)setScrollView:(UIScrollView *)scrollView
@@ -75,9 +80,9 @@
     if (self.scrollView.contentOffset.y < 0) {
         
         CGFloat offset = -self.scrollView.contentOffset.y;
-        _topView.frame = CGRectMake(0, -offset, 320, _topView.bounds.size.height);
+        _topView.frame = CGRectMake(0, -offset, _width, _topView.bounds.size.height);
         
-        self.frame = CGRectMake(-offset,-offset + _topView.bounds.size.height, 320+ offset * 2, _height + offset);
+        self.frame = CGRectMake(-offset,-offset + _topView.bounds.size.height, _width+ offset * 2, _height + offset);
         NSInteger index = offset / 10;
         if (index < 0) {
             index = 0;
@@ -92,9 +97,9 @@
         
     }
     else {
-        _topView.frame = CGRectMake(0, 0, 320, _topView.bounds.size.height);
+        _topView.frame = CGRectMake(0, 0, _width, _topView.bounds.size.height);
         
-        self.frame = CGRectMake(0,_topView.bounds.size.height, 320, _height);
+        self.frame = CGRectMake(0,_topView.bounds.size.height, _width, _height);
         UIImage *image = _blurImages[0];
         
         if (self.image != image) {

PNTwitterCover/Classes/UIScrollView+PNTwitterCover.h

@@ -16,6 +16,7 @@
 
 - (void)addTwitterCoverWithImage:(UIImage*)image;
 - (void)addTwitterCoverWithImage:(UIImage*)image withTopView:(UIView*)topView;
+- (void)addTwitterCoverWithImage:(UIImage*)image withTopView:(UIView*)topView andHeight:(CGFloat) height;
 - (void)addTwitterCoverWithImage:(UIImage*)image withTopView:(UIView*)topView width:(CGFloat) width andHeight:(CGFloat) height;
 - (void)removeTwitterCoverView;
 

PNTwitterCover/Classes/UIScrollView+PNTwitterCover.m

@@ -34,6 +34,10 @@ static char UIScrollViewTwitterCover;
     [self addTwitterCoverWithImage:image withTopView:topView width:[UIScreen mainScreen].bounds.size.width andHeight:DefaultTwitterCoverViewHeight];
 }
 
+- (void)addTwitterCoverWithImage:(UIImage*)image withTopView:(UIView*)topView andHeight:(CGFloat) height {
+    [self addTwitterCoverWithImage:image withTopView:topView width:[UIScreen mainScreen].bounds.size.width andHeight:height];
+}
+
 - (void)addTwitterCoverWithImage:(UIImage*)image withTopView:(UIView*)topView width:(CGFloat) width andHeight:(CGFloat) height
 {
     PNTwitterCoverView *view = [[PNTwitterCoverView alloc] initWithFrame:CGRectMake(0,0, width, height) andContentTopView:topView];