gallery loading was really slow because it was fetching photos from d…

…isk and creating thumbnails each time the view comes into view and when it scrolls. decided to cache that shit so that it flows smoothly. fixes #16
seanmcgary · Apr 17, 2012 · 0396591 · 0396591
1 parent d364d9c
commit 0396591
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Showing 4 changed files with 10 additions and 10 deletions.
diff --git a/...proj/project.xcworkspace/xcuserdata/seanmcgary.xcuserdatad/UserInterfaceState.xcuserstate b/...proj/project.xcworkspace/xcuserdata/seanmcgary.xcuserdatad/UserInterfaceState.xcuserstate
diff --git a/photohunt/GalleryCollectionViewController.h b/photohunt/GalleryCollectionViewController.h
@@ -14,6 +14,8 @@
 
 @property (strong, nonatomic) NSMutableArray *photos;
 
+@property (strong, nonatomic) NSMutableDictionary *loadedPhotoItems;
+
 - (id) init;
 
 @end
diff --git a/photohunt/GalleryCollectionViewController.m b/photohunt/GalleryCollectionViewController.m
@@ -15,6 +15,7 @@ @interface GalleryCollectionViewController ()
 @implementation GalleryCollectionViewController
 
 @synthesize photos;
+@synthesize loadedPhotoItems;
 
 - (id) init 
 {
@@ -26,6 +27,8 @@ - (id) init
 
         self.photos = [[NSMutableArray alloc] init];
 
+        self.loadedPhotoItems = [[NSMutableDictionary alloc] init];
+
     }
 
     return self;
@@ -99,14 +102,14 @@ - (SSCollectionViewItem *)collectionView:(SSCollectionView *)aCollectionView ite
 
     NSString *photoPath = [photoData objectForKey:@"photoPath"];
 
-    GalleryPhotoViewItem *item = [[GalleryPhotoViewItem alloc] initWithImagePath:photoPath];
-
-
 
-    // get the image from disk
-    //UIImage *photo = [[UIImage alloc] initWithContentsOfFile:[photoData objectForKey:@"photoPath"]];
 
+    GalleryPhotoViewItem *item = [self.loadedPhotoItems objectForKey:photoPath];
 
+    if(!item){
+        item = [[GalleryPhotoViewItem alloc] initWithImagePath:photoPath];
+        [self.loadedPhotoItems setObject:item forKey:photoPath];
+    }   
 
 	return item;
 }

diff --git a/photohunt/GalleryPhotoViewItem.m b/photohunt/GalleryPhotoViewItem.m
@@ -48,7 +48,6 @@ - (id)initWithImagePath: (NSString *)imagePath {
             if (photo)
             {
 
-                NSLog(@"Photo found");
                 photoImage = [[UIImage alloc] initWithData:photo];
 
                 UIImage *newImage = [AppHelper imageWithImage:photoImage scaledToSize:CGSizeMake(200, 200)];
@@ -58,10 +57,6 @@ - (id)initWithImagePath: (NSString *)imagePath {
 
             }
         }
-        else
-        {
-            NSLog(@"File does not exist");
-        }
     }
 
     return self;