- (IBAction)camera:(id)sender {
UIImagePickerController*imagePickerController = [[UIImagePickerControlleralloc]init];
imagePickerController.delegate=self;
imagePickerController.allowsEditing=YES;
imagePickerController.sourceType=UIImagePickerControllerSourceTypeCamera;
[selfpresentViewController:imagePickerControlleranimated:YEScompletion:^{}];
}
- (IBAction)pic:(id)sender {
UIImagePickerController*imagePickerController = [[UIImagePickerControlleralloc]init];
imagePickerController.delegate=self;
imagePickerController.allowsEditing=YES;
imagePickerController.sourceType=UIImagePickerControllerSourceTypePhotoLibrary;
[selfpresentViewController:imagePickerControlleranimated:YEScompletion:^{}];
}
- (void)imagePickerController:(UIImagePickerController*)picker didFinishPickingMediaWithInfo:(NSDictionary*)info
{
[pickerdismissViewControllerAnimated:YEScompletion:^{}];
UIImage*image = [infoobjectForKey:UIImagePickerControllerEditedImage];
/*此处info有六个值
* UIImagePickerControllerMediaType; // an NSString UTTypeImage)
* UIImagePickerControllerOriginalImage; // a UIImage原始图片
* UIImagePickerControllerEditedImage; // a UIImage裁剪后图片
* UIImagePickerControllerCropRect; // an NSValue (CGRect)
* UIImagePickerControllerMediaURL; // an NSURL
* UIImagePickerControllerReferenceURL // an NSURL that references an asset in the AssetsLibrary framework
* UIImagePickerControllerMediaMetadata // an NSDictionary containing metadata from a captured photo
*/
//保存图片至本地，方法见下文
UIImage*scaleImageV= [ViewControllerimageWithImageSimple:imagescaledToSize:CGSizeMake(10,10)];
[selfsaveImage:scaleImageVwithName:@"currentImage.png"];
self.picStrUrl= [[NSHomeDirectory()stringByAppendingPathComponent:@"Documents"]stringByAppendingPathComponent:@"currentImage.png"];
UIImage*savedImage = [[UIImagealloc]initWithContentsOfFile:self.picStrUrl];
_isFullScreen=NO;
[self.imageVsetImage:savedImage];
self.imageV.tag=100;
}
- (void)imagePickerControllerDidCancel:(UIImagePickerController*)picker
{
[selfdismissViewControllerAnimated:YEScompletion:^{}];
}
#pragma mark -保存图片至沙盒
- (void) saveImage:(UIImage*)currentImage withName:(NSString*)imageName
{
NSData*imageData =UIImageJPEGRepresentation(currentImage,0.2);
//获取沙盒目录
self.picStrUrl= [[NSHomeDirectory()stringByAppendingPathComponent:@"Documents"]stringByAppendingPathComponent:imageName];
//将图片写入文件
[imageDatawriteToFile:self.picStrUrlatomically:NO];
}
+ (UIImage*)imageWithImageSimple:(UIImage*)image scaledToSize:(CGSize)newSize
{
// Create a graphics image context
UIGraphicsBeginImageContext(newSize);
// Tell the old image to draw in this new context, with the desired
// new size
[imagedrawInRect:CGRectMake(0,0,newSize.width,newSize.height)];
// Get the new image from the context
UIImage* newImage =UIGraphicsGetImageFromCurrentImageContext();
// End the context
UIGraphicsEndImageContext();
// Return the new image.
returnnewImage;
}
- (IBAction)upload:(id)sender {
UIImage*savedImage = [[UIImagealloc]initWithContentsOfFile:self.picStrUrl];
self.imageV2.image=savedImage;
NSData* data =UIImageJPEGRepresentation(savedImage,0.1);
AFHTTPRequestOperationManager*manager = [AFHTTPRequestOperationManagermanager];
manager.responseSerializer.acceptableContentTypes= [NSSetsetWithObjects:@"application/json",@"text/html",@"text/json",@"text/javascript",nil];
manager.requestSerializer= [AFJSONRequestSerializerserializer];
manager.responseSerializer= [AFJSONResponseSerializerserializer];
[manager.requestSerializersetValue:@"application/json"forHTTPHeaderField:@"Accept"];
[manager.requestSerializersetValue:@"application/json; charset=utf-8"forHTTPHeaderField:@"Content-Type"];
NSDictionary* dic =
@{
@"key":@"token_key"};
[managerPOST:@"接收地址"
parameters:dicconstructingBodyWithBlock:^(id formData) {
[formDataappendPartWithFileData:dataname:@"pic"fileName:@"avatar.png"mimeType:@"image/png"];
}success:^(AFHTTPRequestOperation*operation,idresponseObject) {
NSLog(@"responseObject=%@",responseObject);
}failure:^(AFHTTPRequestOperation*operation,NSError*error) {
NSLog(@"失败:%@",error);
}];
}