banner封装，圆点自定义为任意图片
1.效果图：
2.ZLImageViewDisplayView.h
//
// ZLImageViewDisplayView.h
// ZLImageViewDisplay
//
// Created by weihong xuan on 15/8/14.
// Copyright (c) 2015年 weihong xuan All rights reserved.
//
#import <UIKit/UIKit.h>
//点击图片的Block回调，参数当前图片的索引，也就是当前页数
typedef void(^TapImageViewButtonBlock)(NSInteger imageIndex);
@interface ZLImageViewDisplayView : UIView
{
UIImage*currentImage;
UIImage*otherImage;
}
//当前图片对应的圆点
@property (nonatomic, copy) NSString * currentImageStr;
//图片对应的圆点
@property (nonatomic, copy) NSString * otherImageStr;
//切换图片的时间间隔，可选，默认为3s
@property (nonatomic, assign) CGFloat scrollInterval;
//切换图片时，运动时间间隔,可选，默认为0.7s
@property (nonatomic, assign) CGFloat animationInterVale;
/**********************************
*功能：便利构造器
*参数：滚动视图的Frame, 要显示图片的数组
*返回值：该类的对象
**********************************/
+ (instancetype) zlImageViewDisplayViewWithFrame: (CGRect) frame
WithImages: (NSArray *) images
WithcurrentImageStr: (NSString *) currentImageStr
WithotherImageStr: (NSString *) otherImageStr;
/**********************************
*功能：便利初始化函数
*参数：滚动视图的Frame, 要显示图片的数组
*返回值：该类的对象
**********************************/
- (instancetype)initWithFrame: (CGRect)frame
WithImages: (NSArray *) images WithcurrentImageStr: (NSString *) currentImageStr
WithotherImageStr: (NSString *) otherImageStr;
/**********************************
*功能：为每个图片添加点击时间
*参数：点击按钮要执行的Block
*返回值：无
**********************************/
- (void) addTapEventForImageWithBlock: (TapImageViewButtonBlock) block;
#pragma 暂停定时器
-(void)resumeTimer;
#pragma 停止定时器
-(void)invalidateTimer;
@end
//
// ZLImageViewDisplayView.m
// ZLImageViewDisplay
//
// Created by weihong xuan on 15/8/14.
// Copyright (c) 2015年 weihong xuan All rights reserved.
//
#import "ZLImageViewDisplayView.h"
#import <UIImageView+WebCache.h>
@interface ZLImageViewDisplayView ()<UIScrollViewDelegate>
@property (nonatomic, strong) UIScrollView *mainScrollView;
@property (nonatomic, strong) UIPageControl *mainPageControl;
@property (nonatomic, assign) CGFloat widthOfView;
@property (nonatomic, assign) CGFloat heightView;
@property (nonatomic, strong) NSArray *imageViewArray;
@property (nonatomic, assign) NSInteger currentPage;
@property (nonatomic, strong) NSTimer *timer;
@property (nonatomic, assign) UIViewContentMode imageViewcontentModel;
@property (nonatomic, strong) UIPageControl *imageViewPageControl;
@property (nonatomic, strong) TapImageViewButtonBlock block;
@end
@implementation ZLImageViewDisplayView
#pragma -- 遍历构造器
+ (instancetype) zlImageViewDisplayViewWithFrame: (CGRect) frame
WithImages: (NSArray *) images
WithcurrentImageStr: (NSString *) currentImageStr
WithotherImageStr: (NSString *) otherImageStr{
ZLImageViewDisplayView *instance = [[ZLImageViewDisplayView alloc] initWithFrame:frame WithImages:images WithcurrentImageStr:currentImageStr WithotherImageStr:otherImageStr];
return instance;
}
#pragma -- mark 遍历初始化方法
- (instancetype)initWithFrame: (CGRect)frame
WithImages: (NSArray *) images WithcurrentImageStr: (NSString *) currentImageStr
WithotherImageStr: (NSString *) otherImageStr{
self = [super initWithFrame:frame];
if (self) {
_currentImageStr = currentImageStr;
_otherImageStr = otherImageStr;
//获取滚动视图的宽度
_widthOfView = frame.size.width;
//获取滚动视图的高度
_heightView = frame.size.height;
_scrollInterval = 3;
_animationInterVale = 0.7;
//当前显示页面
_currentPage = 1;
_imageViewcontentModel = UIViewContentModeScaleToFill;
if (!images || images.count == 0) {
images = @[@""];
}
self.clipsToBounds = YES;
//初始化滚动视图
[self initMainScrollView];
//添加ImageView
[self addImageviewsForMainScrollWithImages:images];
//添加timer
[self addPageControl];
[self addTimerLoop];
}
return self;
}
- (void) addTapEventForImageWithBlock: (TapImageViewButtonBlock) block{
if (_block == nil) {
if (block != nil) {
_block = block;
[self initImageViewButton];
}
}
}
#pragma -- mark 初始化按钮
- (void) initImageViewButton{
for ( int i = 0; i < _imageViewArray.count + 1; i ++) {
CGRect currentFrame = CGRectMake(_widthOfView * i, 0, _widthOfView, _heightView);
UIButton *tempButton = [[UIButton alloc] initWithFrame:currentFrame];
[tempButton addTarget:self action:@selector(tapImageButton:) forControlEvents:UIControlEventTouchUpInside];
if (i == 0) {
tempButton.tag = _imageViewArray.count;
} else {
tempButton.tag = i;
}
[_mainScrollView addSubview:tempButton];
}
}
- (void) tapImageButton: (UIButton *) sender{
if (_block) {
_block(sender.tag);
}
}
#pragma -- mark 初始化ScrollView
- (void) initMainScrollView{
_mainScrollView = [[UIScrollView alloc] initWithFrame:CGRectMake(0, 0, _widthOfView, _heightView)];
_mainScrollView.contentSize = CGSizeMake(_widthOfView, _heightView);
_mainScrollView.pagingEnabled = YES;
_mainScrollView.showsHorizontalScrollIndicator = NO;
_mainScrollView.showsVerticalScrollIndicator = NO;
_mainScrollView.delegate = self;
[self addSubview:_mainScrollView];
}
#pragma 添加PageControl
- (void) addPageControl{
_imageViewPageControl = [[UIPageControl alloc] initWithFrame:CGRectMake(0, _heightView - 20, _widthOfView, 20)];
_imageViewPageControl.numberOfPages = _imageViewArray.count;
_imageViewPageControl.currentPage = _currentPage - 1;
_imageViewPageControl.tintColor = [UIColor blackColor];
[self addSubview:_imageViewPageControl];
currentImage = [UIImage imageNamed:_currentImageStr];
otherImage = [UIImage imageNamed:_otherImageStr];
[_imageViewPageControl setValue:otherImage forKeyPath:@"_pageImage"];
[_imageViewPageControl setValue:currentImage forKeyPath:@"_currentPageImage"];
}
#pragma -- mark 给ScrollView添加ImageView
- (void)addImageviewsForMainScrollWithImages: (NSArray *) images{
//设置ContentSize
_mainScrollView.contentSize = CGSizeMake(_widthOfView * (images.count+1), _heightView);
_imageViewArray = images;
for ( int i = 0; i < _imageViewArray.count + 1; i ++) {
CGRect currentFrame = CGRectMake(_widthOfView * i, 0, _widthOfView, _heightView);
UIImageView *tempImageView = [[UIImageView alloc] initWithFrame:currentFrame];
// tempImageView.contentMode = _imageViewcontentModel;
tempImageView.contentMode = UIViewContentModeScaleAspectFill;
tempImageView.clipsToBounds = YES;
NSString *imageName;
if (i == 0) {
imageName = [_imageViewArray lastObject];
} else {
imageName = _imageViewArray[i - 1];
}
[tempImageView sd_setImageWithURL:[NSURL URLWithString:imageName] placeholderImage:[UIImage imageNamed:@"testFangImage"]];
[_mainScrollView addSubview:tempImageView];
}
_mainScrollView.contentOffset = CGPointMake(_widthOfView, 0);
}
- (void) addTimerLoop{
if (_timer == nil) {
_timer = [NSTimer scheduledTimerWithTimeInterval:_scrollInterval target:self selector:@selector(pageOffset) userInfo:nil repeats:YES];
}
}
- (void)pageOffset{
_currentPage ++;
if (_currentPage == _imageViewArray.count + 1) {
_currentPage = 1;
}
[UIView animateWithDuration:_animationInterVale animations:^{
_mainScrollView.contentOffset = CGPointMake(_widthOfView * _currentPage, 0);
} completion:^(BOOL finished) {
if (_currentPage == _imageViewArray.count) {
_mainScrollView.contentOffset = CGPointMake(0, 0);
}
}];
_imageViewPageControl.currentPage = _currentPage - 1;
for (int i = 0;i < _imageViewArray.count; i++) {
UIImageView *imageVieW = [_imageViewPageControl.subviews objectAtIndex:i];
imageVieW.frame = CGRectMake(imageVieW.frame.origin.x, imageVieW.frame.origin.y, otherImage.size.width, otherImage.size.height);
imageVieW.image = otherImage;
}
UIImageView *imageVieW = [_imageViewPageControl.subviews objectAtIndex:_currentPage - 1];
imageVieW.frame = CGRectMake(imageVieW.frame.origin.x, imageVieW.frame.origin.y,currentImage.size.width, currentImage.size.height);
imageVieW.image = currentImage;
}
- (void)scrollViewDidEndDecelerating:(UIScrollView *)scrollView{
NSInteger currentPage = scrollView.contentOffset.x / _widthOfView;
if(currentPage == 0){
_mainScrollView.contentOffset = CGPointMake(_widthOfView * _imageViewArray.count, 0);
_imageViewPageControl.currentPage = _imageViewArray.count;
_currentPage = _imageViewArray.count;
}
if (_currentPage + 1 == currentPage || currentPage == 1) {
_currentPage = currentPage;
if (_currentPage == _imageViewArray.count + 1) {
_currentPage = 1;
}
if (_currentPage == _imageViewArray.count) {
_mainScrollView.contentOffset = CGPointMake(0, 0);
}
_imageViewPageControl.currentPage = _currentPage - 1;
[self resumeTimer];
for (int i = 0;i < _imageViewArray.count; i++) {
UIImageView *imageVieW = [_imageViewPageControl.subviews objectAtIndex:i];
imageVieW.frame = CGRectMake(imageVieW.frame.origin.x, imageVieW.frame.origin.y, otherImage.size.width, otherImage.size.height);
imageVieW.image = otherImage;
}
UIImageView *imageVieW = [_imageViewPageControl.subviews objectAtIndex:_currentPage - 1];
imageVieW.frame = CGRectMake(imageVieW.frame.origin.x, imageVieW.frame.origin.y,currentImage.size.width, currentImage.size.height);
imageVieW.image = currentImage;
return;
}
}
#pragma 暂停定时器
-(void)resumeTimer{
if (![_timer isValid]) {
return ;
}
[_timer setFireDate:[NSDate dateWithTimeIntervalSinceNow:_scrollInterval-_animationInterVale]];
}
#pragma 停止定时器
-(void)invalidateTimer{
if (![_timer isValid]) {
return ;
}
[_timer invalidate];
_timer = nil;
}
@end
NSMutableArray * arrImageData = [[NSMutableArray alloc]initWithObjects:@"http://118.178.122.109/public/uploads/20170602/67/563d3285678f4fd02e66d231e93cf73261c351.jpg",@"http://118.178.122.109/public/uploads/20170623/10/d6210541a898dc9f6da766a08e2b9d758e9d9d.jpg",@"http://118.178.122.109/public/uploads/20170309/c832712e054e25c8e2afe1685fb0fd07.jpg", nil];
ZLImageViewDisplayView * imageViewDisplay = [ZLImageViewDisplayView zlImageViewDisplayViewWithFrame:CGRectMake(0, 0,self.view.frame.size.width,200) WithImages:arrImageData WithcurrentImageStr:@"compose_keyboard_dot_selected" WithotherImageStr:@"compose_keyboard_dot_normal"];
imageViewDisplay.scrollInterval = 2;
imageViewDisplay.animationInterVale = 0.6;
[self.view addSubview:imageViewDisplay];
[imageViewDisplay addTapEventForImageWithBlock:^(NSInteger imageIndex) {
NSLog(@"广告页");
}];