【转】找了好久，IOS实现半翻页功能-白红宇

- (void)applicationDidFinishLaunching:(UIApplication *)application {

// Override point for customization after application launch

PageViewController *pvController = [[PageViewController alloc] init];

UINavigationController *navController = [[UINavigationController alloc] initWithRootViewController:pvController]; //加载有标题的view

navController.navigationBar.tintColor=[UIColor redColor]; //颜色设置

[window addSubview:navController.view];

[window makeKeyAndVisible];

}

---------------------------------------------------------------------------------------------------------------------------------------------------------------------

- (id)init

{

if (!(self = [super init]))

return self;

self.title = @"翻页 Demo";

return self;

}

// Implement loadView to create a view hierarchy programmatically, without using a nib.

- (void)loadView {

UIView *contentView = [[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]];

self.view = contentView; //没有xib的时候需要

UIView *frontView1 = [[UIView alloc] initWithFrame:CGRectMake(0.0f, 0.0f, 320.0f, 416.0f)];

//frontView1.backgroundColor = [[UIColor alloc] initWithPatternImage:[UIImage imageNamed:@"back1.png"]];

frontView1 = [[[UIView alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];

frontView1.backgroundColor = [UIColor colorWithPatternImage:[UIImage imageNamed:@"back1.jpg"]];

[self.view addSubview:frontView1];

UIView *frontView = [[UIView alloc] initWithFrame:CGRectMake(0.0f, 0.0f, 320.0f, 416.0f)];

frontView.backgroundColor = [[UIColor alloc] initWithPatternImage:[UIImage imageNamed:@"back2.jpg"]];

[self.view addSubview:frontView];

switchView = [[[UISwitch alloc] init] autorelease];

[switchView setCenter:CGPointMake(200.0f,350.0f)];

[frontView1 addSubview:switchView];

switchStatusLabel = [[[UILabel alloc] initWithFrame:CGRectMake(250.0f, 250.0f, 50.0f, 30.0f)] autorelease];

[frontView addSubview:switchStatusLabel];

[switchStatusLabel setTextAlignment:UITextAlignmentCenter];

switchStatusLabel.text=@"OFF";

isCurl=NO;

self.navigationItem.rightBarButtonItem = [[[UIBarButtonItem alloc] //按钮的初始化及触发条件设置

initWithTitle:@"Curl"

style:UIBarButtonItemStylePlain

target:self

action:@selector(doCurl)] autorelease];

}

- (void) doCurl

{

//创建CATransition对象

CATransition *animation = [CATransition animation];

//相关参数设置

[animation setDelegate:self];

[animation setSpeed:3.0f];

[animation setDuration:1.0f];

[animation setTimingFunction:UIViewAnimationCurveEaseInOut];

//向上卷的参数

if(!isCurl)

{

//设置动画类型为pageCurl，并只卷一半

[animation setType:@"pageCurl"];

animation.endProgress=0.7;

}

//向下卷的参数

else

{

//设置动画类型为pageUnCurl，并从一半开始向下卷

[animation setType:@"pageUnCurl"];

animation.startProgress=0.7;

}

//卷的过程完成后停止，并且不从层中移除动画

[animation setFillMode:kCAFillModeForwards];

[animation setSubtype:kCATransitionFromBottom];

[animation setRemovedOnCompletion:NO];

isCurl=!isCurl;

[self.view exchangeSubviewAtIndex:0 withSubviewAtIndex:1];

[[self.view layer] addAnimation:animation forKey:@"pageCurlAnimation"]; //翻页效果

if([switchView isOn])

{

switchStatusLabel.text=@"ON";

}

else

{

switchStatusLabel.text=@"OFF";

}

本文转自编程小翁博客园博客，原文链接：http://www.cnblogs.com/wengzilin/archive/2012/03/28/2421523.html，如需转载请自行联系原作者