import org.robovm.apple.uikit.UIImage; //导入依赖的package包/类
@Override public Image getRemoteImage(final String url, int width, int height) {
  final ImageImpl image = createImage(true, width, height, url);
  plat.net().req(url).execute().
    onSuccess(new Slot<Net.Response>() {
      public void onEmit (Net.Response rsp) {
        try {
          image.succeed(toData(Scale.ONE, new UIImage(new NSData(rsp.payload()))));
        } catch (Throwable t) {
          plat.log().warn("Failed to decode remote image [url=" + url + "]", t);
          image.fail(t);
        }
      }
    }).
    onFailure(new Slot<Throwable>() {
      public void onEmit (Throwable cause) { image.fail(cause); }
    });
  return image;
}
 

import org.robovm.apple.uikit.UIImage; //导入依赖的package包/类
public static UITableViewCell setContentOfCell(String name, NSURL url, String adresse, String email) {
	UITableViewCell cell = new UITableViewCell(new CGRect(0, 0, 300, 60));
	UIImageView img = new UIImageView(new CGRect(20, 10, 70, 70));
	NSData data = (NSData)NSData.read(url);
	img.setImage(new UIImage(data));		
	cell.getContentView().addSubview(img);
	
	UILabel label1 = new UILabel(new CGRect(100, 10, cell.getContentView().getFrame().getWidth(), 20));
	label1.setText(name);
	label1.setTextColor(UIColor.colorBrown());
	cell.getContentView().addSubview(label1);
	
	UILabel label2 = new UILabel(new CGRect(100, 35, cell.getContentView().getFrame().getWidth(), 20));
	label2.setText(adresse);
	cell.getContentView().addSubview(label2);
	
	UILabel label3 = new UILabel(new CGRect(100, 55, cell.getContentView().getFrame().getWidth(), 20));
	label3.setText(email);
	cell.getContentView().addSubview(label3);
	return cell;
}
 

import org.robovm.apple.uikit.UIImage; //导入依赖的package包/类
@Override
public boolean shareCurrentScreen() {
   	SLComposeViewController slc = RobovmLauncher.getSLComposeViewController();  
   	
	String screenshotPath = ScreenshotFactory.saveScreenshot(Gdx.files.getExternalStoragePath() + "/screenshots/", true);
	
	// If we were able to take a screenshot
	if (!screenshotPath.equals("")){
		
    	slc.addImage(new UIImage(new File(screenshotPath)));
    	UIViewController view = UIApplication.getSharedApplication().getKeyWindow().getRootViewController();
    	view.presentViewController(slc, false, null);
		
    	
		return true;
	}else{
		return false;
	}
}
 

import org.robovm.apple.uikit.UIImage; //导入依赖的package包/类
private void generateLogoImageView() {
logoImageView = new UIImageView(new CGRect(0f, 0f, 20f, 20f));
logoImageView.setImage(UIImage.createFromBundle("logoWhite.png"));
logoImageView.setContentMode(UIViewContentMode.ScaleAspectFit);
logoImageView.setTranslatesAutoresizingMaskIntoConstraints(false);
logoImageView.setUserInteractionEnabled(false);

this.getView().addSubview(logoImageView);

this.getView().addConstraint(
	NSLayoutConstraint.create(logoImageView,
		NSLayoutAttribute.CenterX, NSLayoutRelation.Equal,
		this.getView(), NSLayoutAttribute.CenterX, 1, 0));
this.getView().addConstraint(
	NSLayoutConstraint.create(logoImageView,
		NSLayoutAttribute.CenterY, NSLayoutRelation.Equal,
		this.getView(), NSLayoutAttribute.CenterY, 1, -120));
this.getView().addConstraint(
	NSLayoutConstraint.create(logoImageView,
		NSLayoutAttribute.Height, NSLayoutRelation.Equal,
		this.getView(), NSLayoutAttribute.Height, 0, 55));
this.getView().addConstraint(
	NSLayoutConstraint.create(logoImageView,
		NSLayoutAttribute.Width, NSLayoutRelation.Equal,
		this.getView(), NSLayoutAttribute.Width, 0, 64));
   }
 

import org.robovm.apple.uikit.UIImage; //导入依赖的package包/类
public PAPLoadMoreCell(UITableViewCellStyle style, String reuseIdentifier) {
    super(style, reuseIdentifier);

    setOpaque(false);
    setSelectionStyle(UITableViewCellSelectionStyle.None);
    setAccessoryType(UITableViewCellAccessoryType.None);
    setBackgroundColor(UIColor.clear());

    mainView = new UIView(getContentView().getFrame());
    if (reuseIdentifier.equals("NextPageDetails")) {
        mainView.setBackgroundColor(UIColor.white());
    } else {
        mainView.setBackgroundColor(UIColor.black());
    }

    loadMoreImageView = new UIImageView(UIImage.getImage("CellLoadMore"));
    mainView.addSubview(loadMoreImageView);

    getContentView().addSubview(mainView);
}
 

import org.robovm.apple.uikit.UIImage; //导入依赖的package包/类
public void setFile(PFFile file) {
    final String requestURL = file.getUrl(); // Save copy of url locally
    url = file.getUrl(); // Save copy of url on the instance

    file.getDataInBackground(new PFGetDataCallback() {
        @Override
        public void done(NSData data, NSError error) {
            if (error == null) {
                UIImage image = new UIImage(data);
                if (requestURL.equals(url)) {
                    setImage(image);
                    setNeedsDisplay();
                }
            } else {
                Log.e("Error on fetching file: %s", error);
            }
        }
    });
}
 

import org.robovm.apple.uikit.UIImage; //导入依赖的package包/类
@Override
public void viewDidLoad() {
    super.viewDidLoad();

    getNavigationItem().setTitleView(new UIImageView(UIImage.getImage("LogoNavigationBar")));

    getNavigationItem().setRightBarButtonItem(new PAPSettingsButtonItem(settingsButtonAction));

    blankTimelineView = new UIView(getTableView().getBounds());

    UIButton button = new UIButton(UIButtonType.Custom);
    button.setFrame(new CGRect(33, 96, 253, 173));
    button.setBackgroundImage(UIImage.getImage("HomeTimelineBlank"), UIControlState.Normal);
    button.addOnTouchUpInsideListener(inviteFriendsButtonAction);
    blankTimelineView.addSubview(button);
}
 

import org.robovm.apple.uikit.UIImage; //导入依赖的package包/类
@Override
public void viewDidLoad() {
    super.viewDidLoad();

    UIImageView backgroundImageView = new UIImageView(UIScreen.getMainScreen().getApplicationFrame());
    backgroundImageView.setImage(UIImage.getImage("BackgroundLogin"));
    getView().addSubview(backgroundImageView);

    // Position of the Facebook button
    double yPosition = 360;
    if (UIScreen.getMainScreen().getBounds().getSize().getHeight() > 480f) {
        yPosition = 450;
    }

    facebookLoginButton = new FBSDKLoginButton();
    facebookLoginButton.setReadPermissions(Arrays.asList("public_profile", "user_friends", "email",
            "user_photos"));
    facebookLoginButton.setFrame(new CGRect((UIScreen.getMainScreen().getBounds().getWidth() - 244) / 2, yPosition,
            244, 44));
    facebookLoginButton.setDelegate(this);
    facebookLoginButton.setTooltipBehavior(FBSDKLoginButtonTooltipBehavior.Disable);
    getView().addSubview(facebookLoginButton);
}
 

import org.robovm.apple.uikit.UIImage; //导入依赖的package包/类
@Override
public void setViewControllers(NSArray<UIViewController> viewControllers, boolean animated) {
    super.setViewControllers(viewControllers, animated);

    UIButton cameraButton = new UIButton(UIButtonType.Custom);
    cameraButton.setFrame(new CGRect((getTabBar().getBounds().getSize().getWidth() - 131) / 2, 0, 131, getTabBar()
            .getBounds().getSize().getHeight()));
    cameraButton.setImage(UIImage.getImage("ButtonCamera"), UIControlState.Normal);
    cameraButton.setImage(UIImage.getImage("ButtonCameraSelected"), UIControlState.Highlighted);
    cameraButton.addOnTouchUpInsideListener(photoCaptureButtonAction);
    getTabBar().addSubview(cameraButton);

    UISwipeGestureRecognizer swipeUpGestureRecognizer = new UISwipeGestureRecognizer(
            new UIGestureRecognizer.OnGestureListener() {
                @Override
                public void onGesture(UIGestureRecognizer gestureRecognizer) {
                    shouldPresentPhotoCaptureController();
                }
            });
    swipeUpGestureRecognizer.setDirection(UISwipeGestureRecognizerDirection.Up);
    swipeUpGestureRecognizer.setNumberOfTouchesRequired(1);
    cameraButton.addGestureRecognizer(swipeUpGestureRecognizer);
}
 

import org.robovm.apple.uikit.UIImage; //导入依赖的package包/类
public static UIImage applyTintEffect(UIImage image, UIColor tintColor) {
    final double effectColorAlpha = 0.6;
    UIColor effectColor = tintColor;
    long componentCount = tintColor.getCGColor().getNumberOfComponents();
    if (componentCount == 2) {
        double[] b = tintColor.getWhiteAlpha();
        if (b != null) {
            effectColor = UIColor.fromWhiteAlpha(b[0], effectColorAlpha);
        }
    } else {
        double[] rgba = tintColor.getRGBA();
        if (rgba != null) {
            effectColor = UIColor.fromRGBA(rgba[0], rgba[1], rgba[2], effectColorAlpha);
        }
    }
    return applyBlur(image, 10, effectColor, -1, null);
}
 

import org.robovm.apple.uikit.UIImage; //导入依赖的package包/类
/**
 * 
 * @param image
 * @return a copy of the given image, adding an alpha channel if it doesn't
 *         already have one
 */
public static UIImage addAlpha(UIImage image) {
    if (hasAlpha(image)) {
        return image;
    }

    CGImage i = image.getCGImage();
    long width = i.getWidth();
    long height = i.getHeight();

    // The bitsPerComponent and bitmapInfo values are hard-coded to prevent
    // an "unsupported parameter combination" error
    CGBitmapContext offscreenContext = CGBitmapContext.create(width, height, 8, 0, i.getColorSpace(),
            new CGBitmapInfo(CGBitmapInfo.ByteOrderDefault.value() | CGImageAlphaInfo.PremultipliedFirst.value())); // TODO
                                                                                                                    // could
                                                                                                                    // be
                                                                                                                    // improved

    // Draw the image into the context and retrieve the new image, which
    // will now have an alpha layer
    offscreenContext.drawImage(new CGRect(0, 0, width, height), i);
    CGImage ia = offscreenContext.toImage();
    UIImage alphaImage = new UIImage(ia);

    return alphaImage;
}
 

import org.robovm.apple.uikit.UIImage; //导入依赖的package包/类
/**
 * 
 * @param image
 * @param thumbnailSize
 * @param borderSize
 * @param cornerRadius
 * @param quality
 * @return a copy of this image that is squared to the thumbnail size. If
 *         transparentBorder is non-zero, a transparent border of the given
 *         size will be added around the edges of the thumbnail. (Adding a
 *         transparent border of at least one pixel in size has the
 *         side-effect of antialiasing the edges of the image when rotating
 *         it using Core Animation.)
 */
public static UIImage createThumbnail(UIImage image, int thumbnailSize, int borderSize, int cornerRadius,
        CGInterpolationQuality quality) {
    UIImage resizedImage = resize(image, UIViewContentMode.ScaleAspectFill,
            new CGSize(thumbnailSize, thumbnailSize), quality);

    // Crop out any part of the image that's larger than the thumbnail size
    // The cropped rect must be centered on the resized image
    // Round the origin points so that the size isn't altered when
    // CGRectIntegral is later invoked
    CGRect cropRect = new CGRect(Math.round((resizedImage.getSize().getWidth() - thumbnailSize) / 2),
            Math.round((resizedImage.getSize().getHeight() - thumbnailSize) / 2), thumbnailSize, thumbnailSize);
    UIImage croppedImage = crop(resizedImage, cropRect);

    UIImage transparentBorderImage = borderSize != 0 ? addTransparentBorder(croppedImage, borderSize)
            : croppedImage;

    return createRoundedCornerImage(transparentBorderImage, cornerRadius, borderSize);
}
 

import org.robovm.apple.uikit.UIImage; //导入依赖的package包/类
/**
 * 
 * @param image
 * @param newSize
 * @param quality
 * @return a rescaled copy of the image, taking into account its orientation
 *         The image will be scaled disproportionately if necessary to fit
 *         the bounds specified by the parameter
 */
public static UIImage resize(UIImage image, CGSize newSize, CGInterpolationQuality quality) {
    boolean drawTransposed;

    switch (image.getOrientation()) {
    case Left:
    case LeftMirrored:
    case Right:
    case RightMirrored:
        drawTransposed = true;
        break;
    default:
        drawTransposed = false;
        break;
    }

    return resize(image, newSize, getTransformForOrientation(image, newSize), drawTransposed, quality);
}
 

import org.robovm.apple.uikit.UIImage; //导入依赖的package包/类
@Override
public UICollectionViewCell getCellForItem(UICollectionView collectionView, NSIndexPath indexPath) {
    final AAPLGridViewCell cell = (AAPLGridViewCell) collectionView.dequeueReusableCell(CellReuseIdentifier,
            indexPath);

    // Increment the cell's tag
    final long currentTag = cell.getTag() + 1;
    cell.setTag(currentTag);

    PHAsset asset = assetsFetchResults.get(indexPath.getItem());
    imageManager.requestImageForAsset(asset, assetGridThumbnailSize, PHImageContentMode.AspectFill, null,
            new VoidBlock2<UIImage, PHImageRequestResult>() {
                @Override
                public void invoke(UIImage result, PHImageRequestResult b) {
                    // Only update the thumbnail if the cell tag hasn't
                    // changed. Otherwise, the cell has been re-used.
                    if (cell.getTag() == currentTag) {
                        cell.setThumbnailImage(result);
                    }
                }
            });
    return cell;
}
 

import org.robovm.apple.uikit.UIImage; //导入依赖的package包/类
private void finishAndUpdate() {
    dismissViewController(true, null);
    if (capturedImages.size() > 0) {
        if (capturedImages.size() == 1) {
            // Camera took a single picture.
            imageView.setImage(capturedImages.get(0));
        } else {
            // Camera took multiple pictures; use the list of images for
            // animation.
            imageView.setAnimationImages(new NSArray<UIImage>(capturedImages));
            imageView.setAnimationDuration(5);// Show each captured photo
                                              // for 5 seconds.
            imageView.setAnimationRepeatCount(0); // Animate forever (show
                                                  // all photos).
            imageView.startAnimating();
        }

        // To be ready to start again, clear the captured images array.
        capturedImages.clear();
    }

    imagePickerController = null;
}
 

import org.robovm.apple.uikit.UIImage; //导入依赖的package包/类
@Override
public UICollectionViewCell getCellForItem(UICollectionView collectionView, NSIndexPath indexPath) {
    // we're going to use a custom UICollectionViewCell, which will hold an
    // image and its label
    Cell cell = (Cell) collectionView.dequeueReusableCell(CELL_ID, indexPath);

    // cell.setBackgroundColor(UIColor.blue());

    // make the cell's title the actual NSIndexPath value
    cell.getLabel().setText(String.format("{%d,%d}", indexPath.getRow(), indexPath.getSection()));

    // load the image for this cell
    cell.getImage().setImage(UIImage.getImage(String.valueOf(indexPath.getRow()) + ".jpg"));

    return cell;
}
 

import org.robovm.apple.uikit.UIImage; //导入依赖的package包/类
private void configureCustomSlider() {
    UIImage leftTrackImage = UIImage.getImage("slider_blue_track");
    customSlider.setMinimumTrackImage(leftTrackImage, UIControlState.Normal);

    UIImage rightTrackImage = UIImage.getImage("slider_green_track");
    customSlider.setMaximumTrackImage(rightTrackImage, UIControlState.Normal);

    UIImage thumbImage = UIImage.getImage("slider_thumb");
    customSlider.setThumbImage(thumbImage, UIControlState.Normal);

    customSlider.setMinimumValue(0);
    customSlider.setMaximumValue(100);
    customSlider.setContinuous(false);
    customSlider.setValue(84);

    customSlider.addOnValueChangedListener(this);
}
 

import org.robovm.apple.uikit.UIImage; //导入依赖的package包/类
private void configureImageButton() {
    // To create this button in code you can use UIButton.create() with a
    // parameter value of UIButtonType.Custom.

    // Remove the title text.
    imageButton.setTitle("", UIControlState.Normal);

    imageButton.setTintColor(Colors.PURPLE);

    UIImage imageButtonNormalImage = UIImage.getImage("x_icon");
    imageButton.setImage(imageButtonNormalImage, UIControlState.Normal);

    // Add an accessibility label to the image.
    imageButton.setAccessibilityLabel("X Button");

    imageButton.addOnTouchUpInsideListener(this);
}
 

import org.robovm.apple.uikit.UIImage; //导入依赖的package包/类
private void configureCustomSegmentsSegmentedControl() {
    Map<String, String> imageToAccessibilityLabelMappings = new HashMap<>();
    imageToAccessibilityLabelMappings.put("checkmark_icon", "Done");
    imageToAccessibilityLabelMappings.put("search_icon", "Search");
    imageToAccessibilityLabelMappings.put("tools_icon", "Settings");

    int i = 0;
    for (Map.Entry<String, String> entry : imageToAccessibilityLabelMappings.entrySet()) {
        UIImage image = UIImage.getImage(entry.getKey());
        image.setAccessibilityLabel(entry.getValue());

        customSegmentsSegmentedControl.setImage(image, i);
        i++;
    }

    customSegmentsSegmentedControl.setSelectedSegment(0);

    customSegmentsSegmentedControl.addOnValueChangedListener(this);
}
 

import org.robovm.apple.uikit.UIImage; //导入依赖的package包/类
@Override
public UITableViewCell getCellForRow(UITableView uiTableView, NSIndexPath nsIndexPath) {
    TopicCell cell = (TopicCell) uiTableView.dequeueReusableCell("cell");
    Topic topic = topics.get(nsIndexPath.getRow());
    cell.text.setText(topic.getDisplayText());
    cell.icon.setImage(null);

    if (topic.icon != null && topic.icon.url != null && !topic.icon.url.isEmpty()) {
        NSURLSession.getSharedSession().newDataTask(new NSURL(topic.icon.url), (data, response, error) -> {
            DispatchQueue.getMainQueue().async(() -> {
                cell.icon.setContentMode(UIViewContentMode.ScaleAspectFill);
                cell.icon.setImage(new UIImage(data));
            });
        }).resume();
    }

    return cell;
}