iOS 中实现功能引导页面

//

// guideView.h

// 07-功能引导-李洪强

//

// Created by vic fan on 16/1/4.

// Copyright © 2016年 李洪强. All rights reserved.

//

#import <UIKit/UIKit.h>

/**

* 定义代理协议

*/

@protocol guideViewDelegate <NSObject>

/**

* 定义可选实现的方法

*/

@optional

- (void)removeFromSuperView:(UIView *)view;

@end

@interface guideView : UIView

/**

* 定义代理对象

*/

@property(nonatomic,assign)id <guideViewDelegate> delegate;

@end

​

//

// guideView.m

// 07-功能引导-李洪强

//

// Created by vic fan on 16/1/4.

// Copyright © 2016年 李洪强. All rights reserved.

//

#import "guideView.h"

@interface guideView ()

@end;

@implementation guideView

//使用手码创建控件时，一般我们在该方法里动态添加组件&设置自身的一些属性。外界调用init方法，系统内部也会自动调用这个方法

- (instancetype)initWithFrame:(CGRect)frame{

self = [super initWithFrame:frame];

if (self) {

[self createView:frame];

}

return self;

}

-(void)createView:(CGRect )frame

{

self.backgroundColor = [UIColor blackColor];

self.alpha = 0.5;

/**

* 定义一个数组用来存放图片

*/

NSArray *picName = @[@"app_ass.png",@"dashang.png",@"jinzhang.png",@"zichan.png"];

/**

* for循环

*/

for(int i= 0; i< 4; i++){

/**

1 - 初始化imageView

*/

UIImageView *imageView = [[UIImageView alloc]init];

/**

* 2 - 把给每一个imageView设置图片

*/

imageView.image = [UIImage imageNamed:picName[i]];

/**

* 3 - 给每一个imageView设置tag值

*/

imageView.tag = i+100001;

/**

4 - 判断

* 如果是第一张图片的话

*/

if (i==0) {

imageView.hidden =NO;

imageView.frame = CGRectMake(50, 100, 150, 150);

}else if(i==1){

imageView.hidden =YES;

imageView.frame = CGRectMake(100, 200, 150, 150);

}else if(i==2){

imageView.hidden =YES;

imageView.frame = CGRectMake(200, 400, 150, 150);

}else if(i==3){

imageView.hidden =YES;

imageView.frame = CGRectMake(100, 500, 150, 150);

}

/**

* 5 - 可以与用户交互

*/

imageView.userInteractionEnabled = YES;

/**

6 - 创建一个手势

*/

UITapGestureRecognizer *tapGesture1=[[UITapGestureRecognizer alloc]initWithTarget:self action:@selector(imageViewClicked:)];

// 7 -将手势添加到对应的imageView

[imageView addGestureRecognizer:tapGesture1];

// 8 - 把imageView1添加到view上

[self addSubview:imageView];

}

}

-(void)imageViewClicked:(UITapGestureRecognizer *)tapGR

{

UIImageView *imageView1 = (id)[self viewWithTag:100001];

UIImageView *imageView2 = (id)[self viewWithTag:100002];

UIImageView *imageView3 = (id)[self viewWithTag:100003];

UIImageView *imageView4 = (id)[self viewWithTag:100004];

if (tapGR.view.tag == 100001) {

imageView1.hidden = YES;

imageView2.hidden = NO;

imageView3.hidden = YES;

imageView4.hidden = YES;

}else if (tapGR.view.tag == 100002){

imageView1.hidden = YES;

imageView2.hidden = YES;

imageView3.hidden = NO;

imageView4.hidden = YES;

}else if (tapGR.view.tag == 100003){

imageView1.hidden = YES;

imageView2.hidden = YES;

imageView3.hidden = YES;

imageView4.hidden = NO;

}else if (tapGR.view.tag == 100004){

imageView1.hidden = YES;

imageView2.hidden = YES;

imageView3.hidden = YES;

imageView4.hidden = YES;

[tapGR.view removeFromSuperview];

// [self removeFromSuperview];

/**

* 判断代理

*/

if([self.delegate respondsToSelector:@selector(removeFromSuperView:)]){

[self.delegate removeFromSuperView:self];

}

}

}