Permalink
Switch branches/tags
Nothing to show
Find file
Fetching contributors…
Cannot retrieve contributors at this time
executable file 138 lines (109 sloc) 5.01 KB
/*
File: ImagesViewController.m
Abstract: The view controller for hosting the UIImageView containing multiple images.
Version: 2.10
Disclaimer: IMPORTANT: This Apple software is supplied to you by Apple
Inc. ("Apple") in consideration of your agreement to the following
terms, and your use, installation, modification or redistribution of
this Apple software constitutes acceptance of these terms. If you do
not agree with these terms, please do not use, install, modify or
redistribute this Apple software.
In consideration of your agreement to abide by the following terms, and
subject to these terms, Apple grants you a personal, non-exclusive
license, under Apple's copyrights in this original Apple software (the
"Apple Software"), to use, reproduce, modify and redistribute the Apple
Software, with or without modifications, in source and/or binary forms;
provided that if you redistribute the Apple Software in its entirety and
without modifications, you must retain this notice and the following
text and disclaimers in all such redistributions of the Apple Software.
Neither the name, trademarks, service marks or logos of Apple Inc. may
be used to endorse or promote products derived from the Apple Software
without specific prior written permission from Apple. Except as
expressly stated in this notice, no other rights or licenses, express or
implied, are granted by Apple herein, including but not limited to any
patent rights that may be infringed by your derivative works or by other
works in which the Apple Software may be incorporated.
The Apple Software is provided by Apple on an "AS IS" basis. APPLE
MAKES NO WARRANTIES, EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION
THE IMPLIED WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY AND FITNESS
FOR A PARTICULAR PURPOSE, REGARDING THE APPLE SOFTWARE OR ITS USE AND
OPERATION ALONE OR IN COMBINATION WITH YOUR PRODUCTS.
IN NO EVENT SHALL APPLE BE LIABLE FOR ANY SPECIAL, INDIRECT, INCIDENTAL
OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
INTERRUPTION) ARISING IN ANY WAY OUT OF THE USE, REPRODUCTION,
MODIFICATION AND/OR DISTRIBUTION OF THE APPLE SOFTWARE, HOWEVER CAUSED
AND WHETHER UNDER THEORY OF CONTRACT, TORT (INCLUDING NEGLIGENCE),
STRICT LIABILITY OR OTHERWISE, EVEN IF APPLE HAS BEEN ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE.
Copyright (C) 2011 Apple Inc. All Rights Reserved.
*/
#import "ImagesViewController.h"
#import "Constants.h"
#define kMinDuration 0.0
#define kMaxDuration 10.0
@implementation ImagesViewController
@synthesize imageView, slider;
- (void)dealloc
{
[imageView release];
[slider release];
[super dealloc];
}
- (void)viewDidLoad
{
[super viewDidLoad];
self.title = NSLocalizedString(@"ImagesTitle", @"");
// set up our UIImage with a group or array of images to animate (or in our case a slideshow)
self.imageView.animationImages = [NSArray arrayWithObjects:
[UIImage imageNamed:@"scene1.jpg"],
[UIImage imageNamed:@"scene2.jpg"],
[UIImage imageNamed:@"scene3.jpg"],
[UIImage imageNamed:@"scene4.jpg"],
[UIImage imageNamed:@"scene5.jpg"],
nil];
imageView.animationDuration = 5.0;
[self.imageView stopAnimating];
// Set the appropriate accessibility labels.
[self.imageView setIsAccessibilityElement:YES];
[self.imageView setAccessibilityLabel:self.title];
[self.slider setAccessibilityLabel:NSLocalizedString(@"DurationSlider",@"")];
}
// called after the view controller's view is released and set to nil.
// For example, a memory warning which causes the view to be purged. Not invoked as a result of -dealloc.
// So release any properties that are loaded in viewDidLoad or can be recreated lazily.
//
- (void)viewDidUnload
{
[super viewDidUnload];
self.imageView = nil;
self.slider = nil;
}
// slown down or speed up the slide show as the slider is moved
- (IBAction)sliderAction:(id)sender
{
UISlider* durationSlider = sender;
self.imageView.animationDuration = [durationSlider value];
if (!self.imageView.isAnimating)
[self.imageView startAnimating];
}
#pragma mark -
#pragma mark UIViewController delegate methods
// called after this controller's view was dismissed, covered or otherwise hidden
- (void)viewWillDisappear:(BOOL)animated
{
[self.imageView stopAnimating];
// restore the nav bar and status bar color to default
self.navigationController.navigationBar.barStyle = UIBarStyleDefault;
[UIApplication sharedApplication].statusBarStyle = UIStatusBarStyleDefault;
}
// called after this controller's view will appear
- (void)viewWillAppear:(BOOL)animated
{
[self.imageView startAnimating];
// for aesthetic reasons (the background is black), make the nav bar black for this particular page
self.navigationController.navigationBar.barStyle = UIBarStyleBlackOpaque;
// match the status bar with the nav bar
[UIApplication sharedApplication].statusBarStyle = UIStatusBarStyleBlackOpaque;
}
@end