iOS複習main.storybord製作 圖片瀏覽器 數組配合字典優化 UIImageView播放動畫

#import "ViewController.h"

@interface ViewController (){

    NSMutableDictionary *imageDict;

    NSMutableArray *dataArray;

}

@property (weak,nonatomic)IBOutletUIImageView *image;

@property (weak,nonatomic)IBOutletUILabel *describe;

@property (weak,nonatomic)IBOutletUIButton *leftBtn;

@property (weak,nonatomic)IBOutletUIButton *rightBtn;

@end

@implementation ViewController

- (void)viewDidLoad {

    [superviewDidLoad];

    

    NSArray *descText = [@"鮮花美酒，貓咪，聖誕快樂，卡通美女"componentsSeparatedByString:@"，"];

    NSLog(@"%@",descText);

    

    dataArray = [NSMutableArrayarray];

    

    for (int i =0; i < descText.count; i++) {

        imageDict = [NSMutableDictionarydictionary];

        UIImage *iimage = [UIImageimageNamed:[NSStringstringWithFormat:@"%d.jpg",i+1]];

        imageDict[@"image"] = iimage;

        imageDict[@"icon"] = descText[i];

        NSLog(@"imageDict%d:%@",i,imageDict);

//        dataArray[i] = imageDict;

        [dataArrayaddObject:imageDict];

    }

    NSLog(@"dataArray:%@",dataArray);    

    [selfbundle];

    [selfplist];

}

static int i =1;

- (IBAction)clickedBtn:(UIButton *)sender {

    NSLog(@"i = %d",i);

    sender.enabled =YES;

    if (i >=0 &&i<4 ) {

        imageDict =dataArray[i];

        NSLog(@"imagDict %@",imageDict);

        _describe.text =imageDict[@"icon"];

        _image.image =imageDict[@"image"];

    }

    if (sender.tag ==0) {

        _rightBtn.enabled =YES;

        if (i ==0) {

            sender.enabled =NO;

            i =0;

        }else{

            i--;

            sender.enabled =YES;

        }

        

    }elseif (sender.tag ==1){

        _leftBtn.enabled =YES;

        if (i ==3) {

            sender.enabled =NO;

            i =3;

        }else{

            i++;

            sender.enabled =YES;

        }

    }

}

-(void)plist{

    NSBundle *bundle = [NSBundlemainBundle];

    //讀取字典

    NSString *path = [bundlepathForResource:@"myPlist.plist"ofType:nil];

    NSDictionary *dictJG = [NSDictionarydictionaryWithContentsOfFile:path];

    NSLog(@"dictJG %@",dictJG);

    

    //讀取數組

    NSString *pathArr = [bundlepathForResource:@"myList.plist"ofType:nil];

    NSArray *array = [NSArrayarrayWithContentsOfFile:pathArr];

    NSLog(@"array %@",array);

}

#pragma mark -NSBudle 文件下讀取圖片

-(void)bundle{

    //在bundle文件夾中讀取圖片

    NSLog(@"沙盒路徑：%@",NSHomeDirectory());

    

    NSBundle *bundle = [NSBundlemainBundle];

    

    //拼接文件路徑

    //    NSString *path = [bundle pathForResource:@"android-themes-blue" ofType:@".png"];

    NSString *path = [bundlepathForResource:@"android-themes-blue.png"ofType:nil];

    _imageView.image = [UIImageimageWithContentsOfFile:path];

}

@end

UIImageView播放動畫

- (IBAction)action:(id)sender {

    if (_imageView.isAnimating) return;  //判斷動畫是否正在運行

    

    //加載圖片

    NSMutableArray *imageArr = [NSMutableArray array];

    for (int i = 0; i<10; i++) {

        NSString *imageName = [NSString stringWithFormat:@"a_%d0.png",i];

//        UIImage *image = [UIImage imageNamed:imageName];

        //用NSBundle,優化內存

        NSString *path = [[NSBundle mainBundle] pathForResource:imageName ofType:nil];

        UIImage *image = [UIImage imageWithContentsOfFile:path];

        [imageArr addObject:image];

    }

    _imageView.animationImages = imageArr;

    

    //設置動畫屬性

    _imageView.animationDuration = 2;

    _imageView.animationRepeatCount = 5;

    [_imageView startAnimating];  //開始動畫

}