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来源：互联网发布：linux下python环境编辑：程序博客网时间：2024/05/21 17:27

#import "RootViewController.h"#import "RootView.h"@interface RootViewController ()@property (nonatomic, retain) RootView *rootView;@end@implementation RootViewController- (void)loadView{    self.rootView = [[RootView alloc] initWithFrame:[UIScreen mainScreen].bounds];    self.view = _rootView;}- (void)viewDidLoad {    [super viewDidLoad];    // Do any additional setup after loading the view.}- (void)didReceiveMemoryWarning {    [super didReceiveMemoryWarning];    // Dispose of any resources that can be recreated.}- (void)touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event{    NSLog(@"%d  %s", __LINE__, __FUNCTION__);}- (void)touchesMoved:(NSSet *)touches withEvent:(UIEvent *)event{    NSLog(@"%d  %s", __LINE__, __FUNCTION__);}- (void)touchesEnded:(NSSet *)touches withEvent:(UIEvent *)event{    NSLog(@"%d  %s", __LINE__, __FUNCTION__);}- (void)touchesCancelled:(NSSet *)touches withEvent:(UIEvent *)event{    NSLog(@"%d  %s", __LINE__, __FUNCTION__);}- (void)dealloc{    [_rootView release];    [super dealloc];}@end

#import "RootView.h"#import "TouchView.h"@implementation RootView- (instancetype)initWithFrame:(CGRect)frame{    self = [super initWithFrame:frame];    if (self) {        self.backgroundColor = [UIColor cyanColor];        [self addAllViews];    }    return self;}- (void)addAllViews{    TouchView *touchView1 = [[TouchView alloc] initWithFrame:CGRectMake(100, 100, 200, 200)];    touchView1.backgroundColor = [UIColor whiteColor];    [self addSubview:touchView1];    [touchView1 release];    }- (void)touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event{    NSLog(@"%d  %s", __LINE__, __FUNCTION__);}- (void)touchesMoved:(NSSet *)touches withEvent:(UIEvent *)event{    NSLog(@"%d  %s", __LINE__, __FUNCTION__);}- (void)touchesEnded:(NSSet *)touches withEvent:(UIEvent *)event{    NSLog(@"%d  %s", __LINE__, __FUNCTION__);}- (void)touchesCancelled:(NSSet *)touches withEvent:(UIEvent *)event{    NSLog(@"%d  %s", __LINE__, __FUNCTION__);}@end

#import "TouchView.h"@interface TouchView ()@property (nonatomic, assign) CGPoint startPoint;@end@implementation TouchView- (void)touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event{    NSLog(@"%d  %s", __LINE__, __FUNCTION__);    CGFloat X = self.frame.size.width;    X -= 10;    CGFloat Y = self.frame.size.height;    Y -= 10;    CGFloat XX = self.frame.origin.x;    XX += 5;    CGFloat YY = self.frame.origin.y;    YY += 5;    self.frame = CGRectMake(XX, YY, X, Y);            UITouch *touch = [touches anyObject];    _startPoint = [touch locationInView:self];        }- (void)touchesMoved:(NSSet *)touches withEvent:(UIEvent *)event{    self.backgroundColor = [UIColor colorWithRed:arc4random() % 256 / 255.0 green:arc4random() % 256 / 255.0 blue:arc4random() % 256 / 255.0 alpha:1.0];    NSLog(@"%d  %s", __LINE__, __FUNCTION__);        UITouch *touch = [touches anyObject];    CGPoint currentPoint = [touch locationInView:self];    CGFloat offsetX = currentPoint.x - _startPoint.x;    CGFloat offsetY = currentPoint.y - _startPoint.y;    CGPoint newcenter = self.center;    newcenter.x += offsetX;    newcenter.y += offsetY;    self.center = newcenter;        CGFloat X = self.frame.size.width;    X += 10;    CGFloat Y = self.frame.size.height;    Y += 10;    CGFloat XX = self.frame.origin.x;    XX -= 5;    CGFloat YY = self.frame.origin.y;    YY -= 5;    self.frame = CGRectMake(XX, YY, X, Y);}- (void)touchesEnded:(NSSet *)touches withEvent:(UIEvent *)event{    NSLog(@"%d  %s", __LINE__, __FUNCTION__);}- (void)touchesCancelled:(NSSet *)touches withEvent:(UIEvent *)event{    NSLog(@"%d  %s", __LINE__, __FUNCTION__);}@end

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