服务器之家:专注于服务器技术及软件下载分享
分类导航

PHP教程|ASP.NET教程|Java教程|ASP教程|编程技术|正则表达式|C/C++|IOS|C#|Swift|Android|VB|R语言|JavaScript|易语言|vb.net|

服务器之家 - 编程语言 - Android - Android程序开发之给背景图加上移动的手势

Android程序开发之给背景图加上移动的手势

2021-06-25 19:58Livia.Chen Android

这篇文章主要介绍了Android程序开发之给背景图加上移动的手势 的相关资料,需要的朋友可以参考下

一,工程图。

Android程序开发之给背景图加上移动的手势

二,效果图。

Android程序开发之给背景图加上移动的手势

三,代码。

rootviewcontroller.h

?
1
2
3
4
#import <uikit/uikit.h>
@interface rootviewcontroller : uiviewcontroller
<uigesturerecognizerdelegate>
@end

rootviewcontroller.m

?
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
#import "rootviewcontroller.h"
@interface rootviewcontroller ()
@end
@implementation rootviewcontroller
- (id)initwithnibname:(nsstring *)nibnameornil bundle:(nsbundle *)nibbundleornil
{
self = [super initwithnibname:nibnameornil bundle:nibbundleornil];
if (self) {
// custom initialization
}
return self;
}
- (void)viewdidload
{
[super viewdidload];
// do any additional setup after loading the view.
//增加背景图
[self addview];
}
#pragma -mark -functions
//背景图
-(void)addview
{
//红色的背景图
uiview *parentview=[[uiview alloc]initwithframe:cgrectmake(50, 100, 200, 200)];
parentview.backgroundcolor=[uicolor redcolor];
[self.view addsubview:parentview];
[parentview setuserinteractionenabled:yes];
//移动的手势
uipangesturerecognizer *panrcognize=[[uipangesturerecognizer alloc] initwithtarget:self action:@selector(handlepan:)];
panrcognize.delegate=self;
[panrcognize setenabled:yes];
[panrcognize delaystouchesended];
[panrcognize cancelstouchesinview];
[parentview addgesturerecognizer:panrcognize];
}
#pragma uigesturerecognizer handles
- (void)handlepan:(uipangesturerecognizer *)recognizer {
nslog(@"--移动的手势-----");
}
- (void)didreceivememorywarning
{
[super didreceivememorywarning];
// dispose of any resources that can be recreated.
}

以上代码是有关android程序开发之给背景图加上移动的手势的全部内容,希望对大家有所帮助!

延伸 · 阅读

精彩推荐