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HotTopicBannerView.m
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128 lines (110 loc) · 4.4 KB
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//
// HotTopicBannerView.m
// Coding_iOS
//
// Created by Lambda on 15/8/7.
// Copyright (c) 2015年 Coding. All rights reserved.
//
#import "HotTopicBannerView.h"
#import "SMPageControl.h"
#import "AutoSlideScrollView.h"
#import "YLImageView.h"
@interface HotTopicBannerView ()
@property (strong, nonatomic) SMPageControl *myPageControl;
@property (strong, nonatomic) AutoSlideScrollView *mySlideView;
@property (strong, nonatomic) NSMutableArray *imageViewList;
@end
@implementation HotTopicBannerView
- (instancetype)init
{
self = [super init];
if (self) {
[self setSize:CGSizeMake(kScreen_Width, self.height)];
}
return self;
}
- (void)setCurBannerList:(NSArray *)curBannerList{
_curBannerList = curBannerList;
if (!_myPageControl) {
_myPageControl = ({
SMPageControl *pageControl = [[SMPageControl alloc] init];
pageControl.userInteractionEnabled = NO;
pageControl.backgroundColor = [UIColor clearColor];
pageControl.pageIndicatorImage = [UIImage imageNamed:@"banner__page_unselected"];
pageControl.currentPageIndicatorImage = [UIImage imageNamed:@"banner__page_selected"];
pageControl.frame = CGRectMake(0, 0, kScreen_Width, 0);
pageControl.numberOfPages = _curBannerList.count;
pageControl.currentPage = 0;
pageControl.alignment = SMPageControlAlignmentRight;
pageControl;
});
[self addSubview:_myPageControl];
}
if (!_mySlideView) {
_mySlideView = ({
__weak typeof(self) weakSelf = self;
AutoSlideScrollView *slideView = [[AutoSlideScrollView alloc] initWithFrame:CGRectMake(0, 0, kScreen_Width, self.height) animationDuration:5.0];
slideView.layer.masksToBounds = YES;
slideView.scrollView.scrollsToTop = NO;
slideView.totalPagesCount = ^NSInteger(){
return weakSelf.curBannerList.count;
};
slideView.fetchContentViewAtIndex = ^UIView *(NSInteger pageIndex){
if (weakSelf.curBannerList.count > pageIndex) {
YLImageView *imageView = [weakSelf p_reuseViewForIndex:pageIndex];
NSDictionary *curBanner = weakSelf.curBannerList[pageIndex];
[imageView sd_setImageWithURL:[curBanner[@"image_url"] urlWithCodePath]];
return imageView;
}else{
return [UIView new];
}
};
slideView.currentPageIndexChangeBlock = ^(NSInteger currentPageIndex){
weakSelf.myPageControl.currentPage = currentPageIndex;
};
slideView.tapActionBlock = ^(NSInteger pageIndex){
if (weakSelf.tapActionBlock && weakSelf.curBannerList.count > pageIndex) {
weakSelf.tapActionBlock(weakSelf.curBannerList[pageIndex]);
}
};
slideView;
});
[self addSubview:_mySlideView];
}
[self reloadData];
NSLog(@"%@", _curBannerList);
}
- (YLImageView *)p_reuseViewForIndex:(NSInteger)pageIndex{
if (!_imageViewList) {
_imageViewList = [[NSMutableArray alloc] initWithCapacity:3];
for (int i = 0; i < 3; i++) {
YLImageView *view = [[YLImageView alloc] initWithFrame:CGRectMake(0, 0, self.width,self.height)];
view.backgroundColor = kColorTableBG;
view.clipsToBounds = YES;
view.contentMode = UIViewContentModeScaleAspectFill;
[_imageViewList addObject:view];
}
}
YLImageView *imageView;
NSInteger currentPageIndex = self.mySlideView.currentPageIndex;
if (pageIndex == currentPageIndex) {
imageView = _imageViewList[1];
}else if (pageIndex == currentPageIndex + 1
|| (labs(pageIndex - currentPageIndex) > 1 && pageIndex < currentPageIndex)){
imageView = _imageViewList[2];
}else{
imageView = _imageViewList[0];
}
return imageView;
}
- (void)reloadData{
self.hidden = _curBannerList.count <= 0;
if (_curBannerList.count <= 0) {
return;
}
NSInteger currentPageIndex = MIN(self.mySlideView.currentPageIndex, _curBannerList.count - 1) ;
_myPageControl.numberOfPages = _curBannerList.count;
_myPageControl.currentPage = currentPageIndex;
[_mySlideView reloadData];
}
@end