问题描述
我正在制作一个有两个UIImageViews的应用程序。在每个图像视图中,用户需要能够输入不同的图像。这是我到目前为止的代码。
I am making an app in which there are two UIImageViews. In each image view the user needs to be able to input a different image. Here is the code I have so far.
var imagePicker = UIImagePickerController()
@IBAction func chooseImage1(sender: AnyObject) {
if UIImagePickerController.isSourceTypeAvailable(UIImagePickerControllerSourceType.SavedPhotosAlbum){
println("Button capture")
imagePicker.delegate = self
imagePicker.sourceType = .SavedPhotosAlbum
imagePicker.allowsEditing = false
self.presentViewController(imagePicker, animated: true, completion: nil)
}
}
@IBAction func chooseImage2(sender: AnyObject) {
if UIImagePickerController.isSourceTypeAvailable(UIImagePickerControllerSourceType.SavedPhotosAlbum){
println("Button capture")
imagePicker2.delegate = self
imagePicker2.sourceType = .SavedPhotosAlbum
imagePicker2.allowsEditing = false
self.presentViewController(imagePicker, animated: true, completion: nil)
}
}
func imagePickerController(picker: UIImagePickerController, didFinishPickingMediaWithInfo info: [NSObject : AnyObject]) {
let pickedImage = info[UIImagePickerControllerOriginalImage] as? UIImage
chooseImage1.image = pickedImage
let pickedImage2 = info[UIImagePickerControllerOriginalImage] as? UIImage
chooseImage2.image = pickedImage2
dismissViewControllerAnimated(true, completion: nil)
}
func imagePickerControllerDidCancel(picker: UIImagePickerController) {
dismissViewControllerAnimated(true, completion: nil)
}
这最终会为每个不同的图像视图选择相同的图像。我希望能够选择两张单独的照片,每张照片一张。感谢您的帮助。
This ends up picking the same image for each different image view. I would like to be able to choose two individual photos, one for each view. Thank you for your help.
推荐答案
您可以将每个按钮设置为不同的标签,具体取决于您更新的按钮的标签一个imageView或另一个。你只需要一个UIImagePickerController:
You can just set each button a different tag and depending on the tag of the button you update one imageView or the other. You only need one UIImagePickerController:
更新: Xcode 8.3.1•Swift 3.1
import UIKit
class ViewController: UIViewController, UIImagePickerControllerDelegate, UINavigationControllerDelegate {
@IBOutlet weak var imageView1: UIImageView!
@IBOutlet weak var imageView2: UIImageView!
var imagePicker = UIImagePickerController()
var imagePicked = 0
override func viewDidLoad() {
super.viewDidLoad()
imagePicker.delegate = self
imagePicker.sourceType = .savedPhotosAlbum
imagePicker.allowsEditing = false
}
@IBAction func chooseImage1(_ sender: UIButton) {
if UIImagePickerController.isSourceTypeAvailable(UIImagePickerControllerSourceType.savedPhotosAlbum){
imagePicked = sender.tag
present(imagePicker, animated: true)
}
}
func imagePickerController(_ picker: UIImagePickerController, didFinishPickingMediaWithInfo info: [String : Any]) {
let pickedImage = info[UIImagePickerControllerOriginalImage] as? UIImage
if imagePicked == 1 {
imageView1.image = pickedImage
} else if imagePicked == 2 {
imageView2.image = pickedImage
}
dismiss(animated: true)
}
func imagePickerControllerDidCancel(_ picker: UIImagePickerController) {
dismiss(animated: true)
}
}
这篇关于使用Swift中的imagePickerController在同一视图控制器中拾取两个不同的图像的文章就介绍到这了,希望我们推荐的答案对大家有所帮助,也希望大家多多支持!