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//
// PSCollectionView.h
//
// Copyright (c) 2012 Peter Shih (http://petershih.com)
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
#import <UIKit/UIKit.h>
@class PSCollectionViewCell;
@protocol PSCollectionViewDelegate, PSCollectionViewDataSource;
@interface PSCollectionView : UIScrollView
#pragma mark - Public Properties
@property (nonatomic, retain) UIView *headerView;
@property (nonatomic, retain) UIView *footerView;
@property (nonatomic, retain) UIView *emptyView;
@property (nonatomic, retain) UIView *loadingView;
@property (nonatomic, assign, readonly) CGFloat colWidth;
@property (nonatomic, assign, readonly) NSInteger numCols;
@property (nonatomic, assign) NSInteger numColsLandscape;
@property (nonatomic, assign) NSInteger numColsPortrait;
@property (nonatomic, assign) id <PSCollectionViewDelegate> collectionViewDelegate;
@property (nonatomic, assign) id <PSCollectionViewDataSource> collectionViewDataSource;
#pragma mark - Public Methods
/**
Reloads the collection view
This is similar to UITableView reloadData)
*/
- (void)reloadData;
/**
Dequeues a reusable view that was previously initialized
This is similar to UITableView dequeueReusableCellWithIdentifier
*/
- (UIView *)dequeueReusableView;
@end
#pragma mark - Delegate
@protocol PSCollectionViewDelegate <NSObject>
@optional
- (void)collectionView:(PSCollectionView *)collectionView didSelectView:(PSCollectionViewCell *)view atIndex:(NSInteger)index;
@end
#pragma mark - DataSource
@protocol PSCollectionViewDataSource <NSObject>
@required
- (NSInteger)numberOfViewsInCollectionView:(PSCollectionView *)collectionView;
- (PSCollectionViewCell *)collectionView:(PSCollectionView *)collectionView viewAtIndex:(NSInteger)index;
- (CGFloat)heightForViewAtIndex:(NSInteger)index;
@end