-(BOOL)setPhotoToPath:(UIImage *)image isName:(NSString *)name
{
//获取沙盒路径
NSArray* paths =NSSearchPathForDirectoriesInDomains(NSDocumentDirectory,NSUserDomainMask,YES);
//并给文件起个文件名，并组合路径
pathStr= [[pathsobjectAtIndex:0]stringByAppendingPathComponent:name];
//判断是否存在当前文件
result= [[NSFileManagerdefaultManager]fileExistsAtPath:pathStr];
if (result)
{
//如果存在，调用删除方法，返回NO
[selfdeletePhotoToPath:pathStr];
return NO;
}
else
{
NSData* data =UIImagePNGRepresentation(BGimage);
BOOL writeResult = [data writeToFile:pathStr atomically:YES];
if (writeResult)
{
NSLog(@"write to path succeed");
return YES;
}
else
{
NSLog(@"write to path failure");
return NO;
}
}
}
-(UIImage*)getPhotoToPath:(NSString *)name
{
//获取沙盒路径
NSArray* paths =NSSearchPathForDirectoriesInDomains(NSDocumentDirectory,NSUserDomainMask,YES);
//并给文件起个文件名，并组合路径
pathStr= [[pathsobjectAtIndex:0]stringByAppendingPathComponent:name];
//判断是否存在当前文件
result= [[NSFileManagerdefaultManager]fileExistsAtPath:pathStr];
if (result)
{
NSData * data = [NSData dataWithContentsOfFile:pathStr];
BGimage = [UIImage imageWithData:data];
return BGimage;
}
else
{
NSLog(@"don't find file");
return nil;
}
}
//存储图片
-(BOOL)deletePhotoToPath:(NSString *)name
{
//获取沙盒路径
NSArray* paths =NSSearchPathForDirectoriesInDomains(NSDocumentDirectory,NSUserDomainMask,YES);
//并给文件起个文件名，并组合路径
pathStr= [[pathsobjectAtIndex:0]stringByAppendingPathComponent:name];
//判断是否存在当前文件
result= [[NSFileManagerdefaultManager]fileExistsAtPath:pathStr];
NSFileManager* fileManager = [NSFileManagerdefaultManager];
if (result)
{
BOOL DeleteResult = [fileManager removeItemAtPath:pathStr error:nil];
if (DeleteResult)
{
return YES;
NSLog(@"delete succeed");
}
else
{
NSLog(@"delete Failure");
return NO;
}
}
else
{
NSLog(@"don't find file");
return NO;
}
}