一個簡單的iOS照片瀏覽器：MWPhotoBrowser

jopen 10年前發布 | 141K 次閱讀 iOS開發移動開發 MWPhotoBrowser

這是一個簡單的iOS照片瀏覽器可選的網格視圖，標題和選中功能。

MWPhotoBrowser能夠展示一張或多張圖片，圖片可以來自 UIImage objects, 或 URLs to files, Web圖片或資源庫。這個照片瀏覽器能夠無縫地處理下載和緩存來自Web的圖片。照片可放大，縮小，平移，和可選的（可定制），可以顯示標題。

// Create array of MWPhoto objects
self.photos = [NSMutableArray array];
[photos addObject:[MWPhoto photoWithURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"photo2l" ofType:@"jpg"]]]];
[photos addObject:[MWPhoto photoWithURL:[NSURL URLWithString:@"
// Create browser (must be done each time photo browser is
// displayed. Photo browser objects cannot be re-used)
MWPhotoBrowser *browser = [[MWPhotoBrowser alloc] initWithDelegate:self];
// Set options
browser.displayActionButton = YES; // Show action button to allow sharing, copying, etc (defaults to YES)
browser.displayNavArrows = NO; // Whether to display left and right nav arrows on toolbar (defaults to NO)
browser.displaySelectionButtons = NO; // Whether selection buttons are shown on each image (defaults to NO)
browser.zoomPhotosToFill = YES; // Images that almost fill the screen will be initially zoomed to fill (defaults to YES)
browser.alwaysShowControls = NO; // Allows to control whether the bars and controls are always visible or whether they fade away to show the photo full (defaults to NO)
browser.enableGrid = YES; // Whether to allow the viewing of all the photo thumbnails on a grid (defaults to YES)
browser.startOnGrid = NO; // Whether to start on the grid of thumbnails instead of the first photo (defaults to NO)
browser.wantsFullScreenLayout = YES; // iOS 5 & 6 only: Decide if you want the photo browser full screen, i.e. whether the status bar is affected (defaults to YES)
// Optionally set the current visible photo before displaying
[browser setCurrentPhotoIndex:1];
// Present
[self.navigationController pushViewController:browser animated:YES];
// Manipulate
[browser showNextPhotoAnimated:YES];
[browser showPreviousPhotoAnimated:YES];
[browser setCurrentPhotoIndex:10];</pre> 
                    




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