91 lines
2.5 KiB
Objective-C
91 lines
2.5 KiB
Objective-C
//
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// GiGaFileNanager.m
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// GIGA
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//
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// Created by lianxiang on 2018/8/22.
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// Copyright © 2018年 com.giga.ios. All rights reserved.
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//
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#import "GiGaFileNanager.h"
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@implementation GiGaFileNanager
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+ (GiGaFileNanager *)shareInstance
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{
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static GiGaFileNanager *manager = nil;
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static dispatch_once_t once;
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dispatch_once(&once, ^{
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manager = [[self alloc] init];
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});
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return manager;
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}
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- (BOOL)isFileExistWithFilePath:(NSString *)filePath
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{
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NSFileManager *fileManager = [NSFileManager defaultManager];
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BOOL isDirectory = FALSE;
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return [fileManager fileExistsAtPath:filePath isDirectory:&isDirectory];
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}
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-(NSString *)getFilePathWithImageName:(NSString *)imageName{
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if (imageName) {
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NSArray *paths = NSSearchPathForDirectoriesInDomains(NSCachesDirectory,NSUserDomainMask, YES);
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NSString *filePath = [[paths objectAtIndex:0] stringByAppendingPathComponent:imageName];
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return filePath;
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}
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return nil;
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}
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-(void)removeItemAtPath:(NSString *)filePath{
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NSFileManager *filManager = [NSFileManager defaultManager];
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[filManager removeItemAtPath:filePath error:nil];
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}
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- (void)saveAdImageWithUrl:(NSString *)imageUrl imageName:(NSString *)imageName success:(void (^)(void))success
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failure:(void (^)(NSError *err))failure{
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dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^{
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NSData *data = [NSData dataWithContentsOfURL:[NSURL URLWithString:imageUrl]];
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UIImage *image = [UIImage imageWithData:data];
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NSString *filePath = [self getFilePathWithImageName:imageName]; // 保存文件的名称
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if ([UIImagePNGRepresentation(image) writeToFile:filePath atomically:YES]) {
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//NSLog(@"保存成功");
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success();
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}else{
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//NSLog(@"保存失败");
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NSError *err;
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failure(err);
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} });
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}
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-(void)saveImaeToAlBum:(UIImage *)image{
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if (image != nil) {
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UIImageWriteToSavedPhotosAlbum(image, self, @selector(image:didFinishSavingWithError:contextInfo:), NULL);
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}
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}
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- (void)image: (UIImage *)image didFinishSavingWithError:(NSError *)error contextInfo:(void *)contextInfo {
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NSString *msg = nil ;
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if(error != NULL){
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msg = @"保存图片失败" ;
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}else{
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msg = @"保存图片成功，可到相册查看" ;
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}
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[[UIApplication sharedApplication].keyWindow makeToast:msg duration:1.6 position:CSToastPositionCenter];
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}
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@end
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