From 841618e241f0d8af243f5919e7fe1289f27b5915 Mon Sep 17 00:00:00 2001
From: Songwen Ding <DingSoung@gmail.com>
Date: Sun, 12 Jun 2016 15:44:26 +0800
Subject: [PATCH 1/2] add clean cache method

---
 UIImage+PDF/UIImage+PDF.h | 3 +++
 UIImage+PDF/UIImage+PDF.m | 9 +++++++++
 2 files changed, 12 insertions(+)

diff --git a/UIImage+PDF/UIImage+PDF.h b/UIImage+PDF/UIImage+PDF.h
index 7904420..0de261c 100755
--- a/UIImage+PDF/UIImage+PDF.h
+++ b/UIImage+PDF/UIImage+PDF.h
@@ -17,6 +17,9 @@
 +(void)setShouldCacheOnDisk:(BOOL)shouldCache; // Default = YES
 +(void)setShouldCacheInMemory:(BOOL)shouldCache; // Default = NO
 
++(void)cleanDiskCache;
++(void)cleanMemoryCache;
+
 +(UIImage *) imageOrPDFNamed:(NSString *)resourceName; 
 +(UIImage *) imageOrPDFWithContentsOfFile:(NSString *)path;
 
diff --git a/UIImage+PDF/UIImage+PDF.m b/UIImage+PDF/UIImage+PDF.m
index e934715..ac5dbcb 100755
--- a/UIImage+PDF/UIImage+PDF.m
+++ b/UIImage+PDF/UIImage+PDF.m
@@ -118,6 +118,15 @@ +(NSString *)cacheFilenameForURL:(NSURL *)resourceURL atSize:(CGSize)size atScal
     return cacheFilename;
 }
 
++(void)cleanDiskCache {
+    NSString *cachesDirectory = [ NSSearchPathForDirectoriesInDomains( NSCachesDirectory, NSUserDomainMask, YES ) objectAtIndex:0 ];
+    NSString *cacheDirectory = [ NSString stringWithFormat:@"%@/__PDF_CACHE__", cachesDirectory ];
+    [[NSFileManager defaultManager] removeItemAtPath:cacheDirectory error:NULL];
+}
+
++(void)cleanMemoryCache {
+    [_imagesCache removeAllObjects];
+}
 
 #pragma mark - Resource name
 

From c330fc471e599be7fa6a90166be047507c13c9e3 Mon Sep 17 00:00:00 2001
From: Songwen Ding <DingSoung@gmail.com>
Date: Mon, 13 Jun 2016 19:39:39 +0800
Subject: [PATCH 2/2] support custom bundle

---
 UIImage+PDF/PDFView.h     |  1 +
 UIImage+PDF/PDFView.m     | 13 +++++++++++++
 UIImage+PDF/UIImage+PDF.h |  1 +
 UIImage+PDF/UIImage+PDF.m |  5 +++++
 4 files changed, 20 insertions(+)

diff --git a/UIImage+PDF/PDFView.h b/UIImage+PDF/PDFView.h
index ec6019c..e98606c 100755
--- a/UIImage+PDF/PDFView.h
+++ b/UIImage+PDF/PDFView.h
@@ -23,6 +23,7 @@
 +(CGRect) mediaRectForData:(NSData *)data atPage:(NSUInteger)page;
 +(NSUInteger) pageCountForURL:(NSURL *)resourceURL;
 +(NSURL *)resourceURLForName:(NSString *)resourceName;
++(NSURL *)resourceURLForName:(NSString *)resourceName formBundle:(NSBundle *)bundle;
 +(void)renderIntoContext:(CGContextRef)ctx url:(NSURL *)resourceURL data:(NSData *)resourceData size:(CGSize)size page:(NSUInteger)page preserveAspectRatio:(BOOL)preserveAspectRatio;
 
 @end
diff --git a/UIImage+PDF/PDFView.m b/UIImage+PDF/PDFView.m
index c66d03f..aa5138a 100755
--- a/UIImage+PDF/PDFView.m
+++ b/UIImage+PDF/PDFView.m
@@ -145,6 +145,19 @@ +(NSURL *)resourceURLForName:(NSString *)resourceName
     }
 }
 
++(NSURL *)resourceURLForName:(NSString *)resourceName formBundle:(NSBundle *)bundle
+{
+    NSString *path = [bundle pathForResource:resourceName ofType:nil ];
+    if( path == nil )
+    {
+        return nil;
+    }
+    else
+    {
+        return ( resourceName ) ? [ NSURL fileURLWithPath:path] : nil;
+    }
+}
+
 
 +(void)renderIntoContext:(CGContextRef)ctx url:(NSURL *)resourceURL data:(NSData *)resourceData size:(CGSize)size page:(NSUInteger)page preserveAspectRatio:(BOOL)preserveAspectRatio
 {
diff --git a/UIImage+PDF/UIImage+PDF.h b/UIImage+PDF/UIImage+PDF.h
index 0de261c..8d1d320 100755
--- a/UIImage+PDF/UIImage+PDF.h
+++ b/UIImage+PDF/UIImage+PDF.h
@@ -35,6 +35,7 @@
 
 +(UIImage *) imageWithPDFNamed:(NSString *)resourceName fitSize:(CGSize)size atPage:(NSUInteger)page;
 +(UIImage *) imageWithPDFNamed:(NSString *)resourceName fitSize:(CGSize)size;
++(UIImage *) imageWithPDFNamed:(NSString *)resourceName formBundle:(NSBundle *)bundle fitSize:(CGSize)size
 
 +(UIImage *) originalSizeImageWithPDFNamed:(NSString *)resourceName atPage:(NSUInteger)page;
 +(UIImage *) originalSizeImageWithPDFNamed:(NSString *)resourceName;
diff --git a/UIImage+PDF/UIImage+PDF.m b/UIImage+PDF/UIImage+PDF.m
index ac5dbcb..1a233db 100755
--- a/UIImage+PDF/UIImage+PDF.m
+++ b/UIImage+PDF/UIImage+PDF.m
@@ -170,6 +170,11 @@ +(UIImage *) imageWithPDFNamed:(NSString *)resourceName fitSize:(CGSize)size
     return [ self imageWithPDFURL:[ PDFView resourceURLForName:resourceName] fitSize:size ];
 }
 
++(UIImage *) imageWithPDFNamed:(NSString *)resourceName formBundle:(NSBundle *)bundle fitSize:(CGSize)size
+{
+    return [ self imageWithPDFURL:[ PDFView resourceURLForName:resourceName formBundle:bundle] fitSize:size ];
+}
+
 +(UIImage *) originalSizeImageWithPDFNamed:(NSString *)resourceName atPage:(NSUInteger)page
 {
     return [ self originalSizeImageWithPDFURL:[ PDFView resourceURLForName:resourceName ] atPage:page ];