private async Task SaveAsync()
{
var stream = new InMemoryRandomAccessStream();
await ImageCropper.SaveAsync(stream, BitmapFileFormat.Png);
App.ViewModel.IsLoading = true;
var dispatcherQueue = Windows.System.DispatcherQueue.GetForCurrentThread();
var data = await App.Repository.User.UploadAvatarAsync(stream, async res =>
{
await dispatcherQueue.EnqueueAsync(() =>
{
App.ViewModel.IsLoading = false;
_ = new MessageDialog(res.Message ?? Constants.GetString("unknow_error")).ShowAsync();
});
});
stream.Dispose();
await dispatcherQueue.EnqueueAsync(() =>
{
App.ViewModel.IsLoading = false;
if (data == null)
{
return;
}
App.ViewModel.User = data;
Frame.GoBack();
});
}
private async Task PickImage()
{
var filePicker = new FileOpenPicker
{
ViewMode = PickerViewMode.Thumbnail,
SuggestedStartLocation = PickerLocationId.PicturesLibrary,
FileTypeFilter =
{
".png", ".jpg", ".jpeg"
}
};
var file = await filePicker.PickSingleFileAsync();
if (file != null && ImageCropper != null)
{
await ImageCropper.LoadImageFromFile(file);
return;
}
var dispatcherQueue = Windows.System.DispatcherQueue.GetForCurrentThread();
await dispatcherQueue.EnqueueAsync(() =>
{
Frame.GoBack();
});
}
private static async void Finalize(ImageCropper imageCropper, UIImage image)
{
string documentsDirectory = Environment.GetFolderPath(Environment.SpecialFolder.Personal);
string jpgFilename = System.IO.Path.Combine(documentsDirectory, Guid.NewGuid().ToString() + ".jpg");
NSData imgData = image.AsJPEG();
NSError err;
// small delay
await System.Threading.Tasks.Task.Delay(TimeSpan.FromMilliseconds(100));
if (imgData.Save(jpgFilename, false, out err))
{
imageCropper.Success?.Invoke(jpgFilename);
}
else
{
Debug.WriteLine("NOT saved as " + jpgFilename + " because" + err.LocalizedDescription);
imageCropper.Faiure?.Invoke();
}
//UIApplication.SharedApplication.KeyWindow.RootViewController.DismissViewController(true, null);
UIWindow window = UIApplication.SharedApplication.KeyWindow;
UIViewController viewController = window.RootViewController;
while (viewController.PresentedViewController != null)
{
viewController = viewController.PresentedViewController;
}
viewController.DismissViewController(true, null);
}
public void TestCropArc()
{
var srcImage = new IndexedImage {
Size = new Size(10, 10)
};
int[] pixels;
using (srcImage.LockPixels(out pixels))
{
for (int i = 0; i < pixels.Length; i++)
{
pixels[i] = 100;
}
}
var dstImage = ImageCropper.Crop(srcImage, new Rectangle(1, 1, 8, 8), ImageCropper.CropKind.Arc);
dstImage.CompletePalette();
Assert.AreEqual(new Size(8, 8), dstImage.Size);
Assert.AreEqual(new Color(255, 255, 255), dstImage[0, 0]);
Assert.AreEqual(new Color(255, 255, 255), dstImage[0, 7]);
Assert.AreEqual(new Color(255, 255, 255), dstImage[7, 0]);
Assert.AreEqual(new Color(255, 255, 255), dstImage[7, 7]);
Assert.AreEqual(new Color(100), dstImage[4, 4], "Some point in the centre");
}
public void ShowFromFile(ImageCropper imageCropper, string imageFile)
{
try {
var activityBuilder = CropImage.Activity(Android.Net.Uri.FromFile(new Java.IO.File(imageFile)));
var shape = imageCropper.CropShape == ImageCropper.CropShapeType.Oval
? CropImageView.CropShape.Oval
: CropImageView.CropShape.Rectangle;
activityBuilder.SetCropShape(shape);
if (imageCropper.AspectRatioX > 0 && imageCropper.AspectRatioY > 0)
{
activityBuilder.SetFixAspectRatio(true);
activityBuilder.SetAspectRatio(imageCropper.AspectRatioX, imageCropper.AspectRatioY);
}
else
{
activityBuilder.SetFixAspectRatio(false);
}
if (!string.IsNullOrWhiteSpace(imageCropper.PageTitle))
{
activityBuilder.SetActivityTitle(imageCropper.PageTitle);
}
activityBuilder.Start(CrossCurrentActivity.Current.Activity);
}
catch (Exception ex) {
Console.WriteLine(ex.ToString());
}
}
private static Bitmap DrawRectangleToImage(Bitmap img,
List <RectangleModel> rectangles)
{
using (Graphics gr = Graphics.FromImage(img))
{
foreach (var r in rectangles)
{
Rectangle rect1 = ConvertToRectangle(r);
Bitmap croppedImg = ImageCropper.CropImage(img, rect1);
if (r.ObjectType == ObjectTypeEnum.Face)
{
croppedImg = Blur(croppedImg, 6);
gr.DrawImage(croppedImg, rect1);
}
else if (r.ObjectType == ObjectTypeEnum.Licenseplate)
{
croppedImg = Blur(croppedImg, 8);
gr.DrawImage(croppedImg, rect1);
}
}
}
return(img);
//img.Save(outputfileName, ImageFormat.Jpeg);
//Console.WriteLine("OUTPUT file is at " + outputFile);
}
private async void SaveButton_Click(object sender, RoutedEventArgs e)
{
var picker = new FileSavePicker
{
SuggestedStartLocation = PickerLocationId.PicturesLibrary,
SuggestedFileName = "Crop_Image"
};
picker.FileTypeChoices.Add("Png Picture", new List <string> {
".png", ".jpg"
});
var file = await picker.PickSaveFileAsync();
if (file != null)
{
if (file.Name.Contains(".png"))
{
await ImageCropper.SaveCroppedBitmapAsync(file, BitmapEncoder.PngEncoderId);
}
else
{
await ImageCropper.SaveCroppedBitmapAsync(file, BitmapEncoder.JpegEncoderId);
}
}
}
public void TestCropRect()
{
var srcImage = new IndexedImage {
Size = new Size(5, 5)
};
int[] pixels;
using (srcImage.LockPixels(out pixels))
{
for (int i = 0; i < pixels.Length; i++)
{
pixels[i] = i;
}
}
var dstImage = ImageCropper.Crop(srcImage, new Rectangle(2, 1, 2, 3), ImageCropper.CropKind.Rectangle);
Assert.AreEqual(new Size(2, 3), dstImage.Size);
using (dstImage.LockPixels(out pixels))
{
Assert.AreEqual(6, pixels.Length);
Assert.AreEqual(7, pixels[0]);
Assert.AreEqual(8, pixels[1]);
Assert.AreEqual(12, pixels[2]);
Assert.AreEqual(13, pixels[3]);
Assert.AreEqual(17, pixels[4]);
Assert.AreEqual(18, pixels[5]);
}
}
private async void SelectFromGalleryButtonClick(object sender, RoutedEventArgs e)
{
FileOpenPicker openPicker = new FileOpenPicker();
openPicker.ViewMode = PickerViewMode.Thumbnail;
openPicker.SuggestedStartLocation = PickerLocationId.PicturesLibrary;
openPicker.FileTypeFilter.Add(".jpg");
openPicker.FileTypeFilter.Add(".bmp");
//openPicker.FileTypeFilter.Add(".gif");
openPicker.FileTypeFilter.Add(".png");
StorageFile imgFile = await openPicker.PickSingleFileAsync();
if (imgFile != null)
{
Helper.CreateCachedFolder();
Helper.CreateCachedFolder();
Helper.CreateCachedFolder();
Helper.CreateCachedFolder();
//var wb = new WriteableBitmap(1, 1);
ShowEditor();
//await wb.LoadAsync(imgFile);
//ImageCropper.SourceImage = wb;
ImageCropper.AspectRatio = 1d;
ImageCropper.CropShape = CropShape.Circular;
await ImageCropper.LoadImageFromFile(imgFile);
}
}
internal IndexedImage GetCross(int color)
{
var index = random.Next(CrossesPerWhiteImage);
var row = index / CrossesPerWhiteImageGridSize;
var col = index % CrossesPerWhiteImageGridSize;
var crossImage = ImageCropper.Crop(GetCrossesImage(color), new Rectangle(col * PixelHeight, row * PixelHeight, PixelHeight, PixelHeight));
return(crossImage);
}
private void pictureBox1_LoadCompleted(object sender, AsyncCompletedEventArgs e)
{
if (mImageCrop != null)
{
mImageCrop = null;
}
mImageCrop = new ImageCropper(new Bitmap(this.pictureBox1.Image));
}
public void ShowFromFile(ImageCropper imageCropper, string imageFile)
{
UIImage image = UIImage.FromFile(imageFile);
TOCropViewController cropViewController;
if (imageCropper.CropShape == ImageCropper.CropShapeType.Oval)
{
cropViewController = new TOCropViewController(TOCropViewCroppingStyle.Circular, image);
}
else
{
cropViewController = new TOCropViewController(image);
}
if (imageCropper.AspectRatioX > 0 && imageCropper.AspectRatioY > 0)
{
cropViewController.AspectRatioPreset = TOCropViewControllerAspectRatioPreset.Custom;
cropViewController.ResetAspectRatioEnabled = false;
cropViewController.AspectRatioLockEnabled = true;
cropViewController.CustomAspectRatio = new CGSize(imageCropper.AspectRatioX, imageCropper.AspectRatioY);
}
cropViewController.OnDidCropToRect = (outImage, cropRect, angle) =>
{
Finalize(imageCropper, outImage);
};
cropViewController.OnDidCropToCircleImage = (outImage, cropRect, angle) =>
{
Finalize(imageCropper, outImage);
};
cropViewController.OnDidFinishCancelled = (cancelled) =>
{
imageCropper.Faiure?.Invoke();
UIApplication.SharedApplication.KeyWindow.RootViewController.DismissViewController(true, null);
};
//UIApplication.SharedApplication.KeyWindow.RootViewController.PresentViewController(cropViewController, true, null);
// Patch for Modal iOS: https://github.com/stormlion227/ImageCropper.Forms/issues/22
UIWindow window = UIApplication.SharedApplication.KeyWindow;
UIViewController viewController = window.RootViewController;
while (viewController.PresentedViewController != null)
{
viewController = viewController.PresentedViewController;
}
viewController.PresentViewController(cropViewController, true, null);
// end on iOS Modal patch
if (!string.IsNullOrWhiteSpace(imageCropper.PageTitle) && cropViewController.TitleLabel != null)
{
UILabel titleLabel = cropViewController.TitleLabel;
titleLabel.Text = imageCropper.PageTitle;
}
}
public void cropTest()
{
ImageCropper ic = new ImageCropper(Image.FromFile("testResources/test.png"));
Image im = ic.crop(20, 20, 10, 10);
Assert.AreEqual(10, im.Width);
Assert.AreEqual(10, im.Height);
}
private static bool TryHandleState(
State state,
string folderPath,
ResourceHandlePath resourceHandlePath,
int imageCroppingLevel,
out Exported.State exportedState)
{
exportedState = default;
TextureSource textureSource = state.GetComponent<TextureSource>();
if (textureSource == null)
{
EditorUtility.DisplayDialog("Error", "State has no texture source!", "Ok");
return false;
}
var stateId = state.GetExportedId();
var textureFileLocation = textureSource.GetAssetPath();
string url = null;
string croppedImageUrl = null;
switch (resourceHandlePath)
{
case ResourceHandlePath.CopyToDist:
var stateFolderPath = Path.Combine(folderPath, stateId);
ImageCropper.HandleImage(textureFileLocation, stateFolderPath, imageCroppingLevel);
croppedImageUrl = stateId;
break;
case ResourceHandlePath.PublishPath:
url = textureFileLocation;
if (url.StartsWith("Packages"))
{
EditorUtility.DisplayDialog("Error",
"You can't use texture from Packages while preview. Please use textures only from Assets",
"Ok");
return false;
}
break;
default:
throw new Exception($"incorrect ResourceHandlePath {resourceHandlePath}");
}
exportedState = new Exported.State
{
id = stateId,
title = state.title,
url = url,
croppedImageUrl = croppedImageUrl,
type = textureSource.SourceType.ToString().ToLower(),
pictureRotation = state.transform.rotation,
links = GetLinks(state),
groupLinks = GetGroupLinks(state),
fieldItems = GetFieldItems(state, folderPath, resourceHandlePath)
};
return true;
}
public void TestIsPointInsideArc()
{
var cropRect = new Rectangle(1, 1, 8, 8);
Assert.IsFalse(ImageCropper.IsPointInsideArc(new Point(0, 0), cropRect));
Assert.IsFalse(ImageCropper.IsPointInsideArc(new Point(0, 7), cropRect));
Assert.IsFalse(ImageCropper.IsPointInsideArc(new Point(7, 0), cropRect));
Assert.IsFalse(ImageCropper.IsPointInsideArc(new Point(7, 7), cropRect));
Assert.IsTrue(ImageCropper.IsPointInsideArc(new Point(4, 4), cropRect), "Some point in the centre");
}
public async void OnXamlRendered(FrameworkElement control)
{
_imageCropper = control.FindChild("ImageCropper") as ImageCropper;
if (_imageCropper != null)
{
var file = await StorageFile.GetFileFromApplicationUriAsync(new Uri("ms-appx:///Assets/Photos/Owl.jpg"));
await _imageCropper.LoadImageFromFile(file);
}
}
//private double AspectRatio = 1.91d;
//private void ComboAspectRatioSelectionChanged(object sender, SelectionChangedEventArgs e)
//{
// try
// {
// if(ComboAspectRatio.SelectedIndex != -1)
// {
// switch(ComboAspectRatio.SelectedIndex)
// {
// case 0:
// AspectRatio = 1.91d;
// ImageCropper.AspectRatio = AspectRatio;
// break;
// case 1:
// AspectRatio = 1d;
// ImageCropper.AspectRatio = AspectRatio;
// break;
// case 2:
// AspectRatio = 0.8d;
// ImageCropper.AspectRatio = AspectRatio;
// break;
// }
// }
// }
// catch { }
//}
private async void CropButtonClick(object sender, RoutedEventArgs e)
{
try
{
Helper.CreateCachedFolder();
Helper.CreateCachedFolder();
Helper.CreateCachedFolder();
if (IsVideo)
{
using (var fileStream = await ThumbnailFile.OpenAsync(FileAccessMode.ReadWrite, StorageOpenOptions.None))
await ImageCropper.SaveAsync(fileStream, BitmapFileFormat.Jpeg);
ThumbnailFile = await new PhotoHelper().SaveToImage(ThumbnailFile, false);
var decoder = await BitmapDecoder.CreateAsync(await ThumbnailFile.OpenReadAsync());
VideoBitmapDecoder = decoder;
CurrentCroppedRectForVideo = ImageCropper.CurrentCroppedRect;
ShowImagePreview(ThumbnailFile);
UploadButton.IsEnabled = true;
}
else
{
var cacheFolder = await SessionHelper.LocalFolder.GetFolderAsync("Cache");
var file = await cacheFolder.CreateFileAsync(15.GenerateRandomStringStatic() + ".jpg");
//await ImageCropper.CroppedImage.SaveAsync(file);
using (var fileStream = await file.OpenAsync(FileAccessMode.ReadWrite, StorageOpenOptions.None))
await ImageCropper.SaveAsync(fileStream, BitmapFileFormat.Jpeg);
FileToUpload = await new PhotoHelper().SaveToImage(file, false, false);
//CropGrid.Visibility = Visibility.Collapsed;
ShowImagePreview(FileToUpload);
UploadButton.IsEnabled = true;
}
//using (var fileStream = await file.OpenAsync(FileAccessMode.ReadWrite, StorageOpenOptions.None))
// await ImageCropper.SaveAsync(fileStream, BitmapFileFormat.Jpeg);
//ThumbnailFile = await new PhotoHelper().SaveToImage(file, false);
////CropGrid.Visibility = Visibility.Collapsed;
//ShowImagePreview(ThumbnailFile);
//var converter = new VideoConverter();
//var decoder = await BitmapDecoder.CreateAsync(await ThumbnailFile.OpenReadAsync());
//var converted = await converter.ConvertFiles(new List<StorageFile> { FileToUpload }, false, new Size(decoder.PixelWidth, decoder.PixelHeight));
}
catch (Exception ex)
{
ex.PrintException("CropButtonClick");
}
}
private async void PickImgButton_Click(object sender, RoutedEventArgs e)
{
var openPicker = new FileOpenPicker
{
ViewMode = PickerViewMode.Thumbnail,
SuggestedStartLocation = PickerLocationId.PicturesLibrary
};
openPicker.FileTypeFilter.Add(".png");
openPicker.FileTypeFilter.Add(".jpg");
openPicker.FileTypeFilter.Add(".jpeg");
var file = await openPicker.PickSingleFileAsync();
if (file != null)
await ImageCropper.LoadImageFromFile(file);
}
async void ImportFile(StorageFile file)
{
try
{
var editNeeded = false;
double width = 0, height = 0;
var decoder = await BitmapDecoder.CreateAsync(await file.OpenReadAsync());
width = decoder.PixelWidth;
height = decoder.PixelHeight;
var wRatio = AspectRatioHelper.GetAspectRatioForMedia(width, height);
var hRatio = AspectRatioHelper.GetAspectRatioForMedia(height, width);
//if (wRatio > 1.91 && wRatio < 0.8)
// editNeeded = true;
//else
//{
// if (hRatio > 1.91 && hRatio < 0.8)
// editNeeded = true;
//}
//if (height > width)
editNeeded = true;
if (!editNeeded)
{
CropGrid.Visibility = Visibility.Visible;
ImageView.Visibility = Visibility.Collapsed;
UploadButton.IsEnabled = false;
AspectRatioSlider.Value = wRatio;
ImageCropper.AspectRatio = wRatio;
ImageCropper.CropShape = CropShape.Rectangular;
await ImageCropper.LoadImageFromFile(file);
}
else
{
CropGrid.Visibility = Visibility.Visible;
ImageView.Visibility = Visibility.Collapsed;
UploadButton.IsEnabled = false;
//Helper.ShowNotify("Your photo is not in a acceptable aspect ratio." +
// "\r\nYou need to crop it and then you can upload it.", 4500);
AspectRatioSlider.Value = DefaultAspectRatio;
ImageCropper.AspectRatio = DefaultAspectRatio;
ImageCropper.CropShape = CropShape.Rectangular;
await ImageCropper.LoadImageFromFile(file);
}
}
catch { }
}
public void ShowFromFile(ImageCropper imageCropper, string imageFile)
{
UIImage image = UIImage.FromFile(imageFile);
TOCropViewController cropViewController;
if (imageCropper.CropShape == ImageCropper.CropShapeType.Oval)
{
cropViewController = new TOCropViewController(TOCropViewCroppingStyle.Circular, image);
}
else
{
cropViewController = new TOCropViewController(image);
}
cropViewController.DoneButtonTitle = imageCropper.CropButtonTitle;
cropViewController.CancelButtonTitle = imageCropper.CancelButtonTitle;
if (imageCropper.AspectRatioX > 0 && imageCropper.AspectRatioY > 0)
{
cropViewController.AspectRatioPreset = TOCropViewControllerAspectRatioPreset.Custom;
cropViewController.ResetAspectRatioEnabled = false;
cropViewController.AspectRatioLockEnabled = true;
cropViewController.CustomAspectRatio = new CGSize(imageCropper.AspectRatioX, imageCropper.AspectRatioY);
}
cropViewController.OnDidCropToRect = (outImage, cropRect, angle) =>
{
Finalize(imageCropper, outImage);
};
cropViewController.OnDidCropToCircleImage = (outImage, cropRect, angle) =>
{
Finalize(imageCropper, outImage);
};
cropViewController.OnDidFinishCancelled = (cancelled) =>
{
imageCropper.Faiure?.Invoke();
UIApplication.SharedApplication.KeyWindow.RootViewController.DismissViewController(true, null);
};
UIApplication.SharedApplication.KeyWindow.RootViewController.PresentViewController(cropViewController, true, null);
if (!string.IsNullOrWhiteSpace(imageCropper.PageTitle) && cropViewController.TitleLabel != null)
{
UILabel titleLabel = cropViewController.TitleLabel;
titleLabel.Text = imageCropper.PageTitle;
}
}
private async void OkImageButtonClick(object sender, RoutedEventArgs e)
{
try
{
ShowLoading();
var cacheFolder = await SessionHelper.LocalFolder.GetFolderAsync("Cache");
var file = await cacheFolder.CreateFileAsync(15.GenerateRandomStringStatic() + ".jpg");
using (var fileStream = await file.OpenAsync(FileAccessMode.ReadWrite, StorageOpenOptions.None))
await ImageCropper.SaveAsync(fileStream, UI.Controls.BitmapFileFormat.Jpeg);
var fileToUpload = await new PhotoHelper().SaveToImage(file);
Uploader.UploadSinglePhoto(fileToUpload);
}
catch { }
}
private async void CropButtonClick(object sender, RoutedEventArgs e)
{
try
{
if (!CanCrop)
{
Helper.ShowNotify("Please wait a few more seconds....");
return;
}
Helper.CreateCachedFolder();
Helper.CreateCachedFolder();
Helper.CreateCachedFolder();
if (IsVideo)
{
using (var fileStream = await ThumbnailFile.OpenAsync(FileAccessMode.ReadWrite, StorageOpenOptions.None))
await ImageCropper.SaveAsync(fileStream, BitmapFileFormat.Jpeg);
ThumbnailFile = await new PhotoHelper().SaveToImage(ThumbnailFile, false);
var decoder = await BitmapDecoder.CreateAsync(await ThumbnailFile.OpenReadAsync());
BitmapDecoder = decoder;
CurrentCroppedRectForVideo = ImageCropper.CurrentCroppedRect;
ShowImagePreview(ThumbnailFile);
}
else
{
var cacheFolder = await SessionHelper.LocalFolder.GetFolderAsync("Cache");
var file = await cacheFolder.CreateFileAsync(15.GenerateRandomStringStatic() + ".jpg");
//await ImageCropper.CroppedImage.SaveAsync(file);
using (var fileStream = await file.OpenAsync(FileAccessMode.ReadWrite, StorageOpenOptions.None))
await ImageCropper.SaveAsync(fileStream, BitmapFileFormat.Jpeg);
FileToUpload = await new PhotoHelper().SaveToImage(file, false, false);
var decoder = await BitmapDecoder.CreateAsync(await FileToUpload.OpenReadAsync());
BitmapDecoder = decoder;
//CropGrid.Visibility = Visibility.Collapsed;
ShowImagePreview(FileToUpload);
}
Editing = false;
}
catch (Exception ex)
{
ex.PrintException("CropButtonClick");
}
}
private static async Task CropImageFile(StorageFile imageFile, Size imageSize, CropMethod method, Size screenSize, IBuffer previewBuffer)
{
switch (method)
{
case CropMethod.None:
break;
case CropMethod.Center:
{
var cropRect = CropBitmap.GetCenterCropRect(imageSize, screenSize);
await CropBitmap.GetCroppedBitmapAsync(imageFile, cropRect, 1.0);
}
break;
case CropMethod.TopMiddle:
{
var cropRect = CropBitmap.GetTopMiddleCropRect(imageSize, screenSize);
await CropBitmap.GetCroppedBitmapAsync(imageFile, cropRect, 1.0);
}
break;
case CropMethod.MostFaces:
case CropMethod.BiggestFace:
var result = await DetechFromBufferAsync(previewBuffer, 3, 25);
var faces = ImageCropper.ScaleFaces(result.Faces, imageSize, result.FrameSize);
if (faces.Count() > 0)
{
if (method == CropMethod.BiggestFace)
{
faces = faces.OrderByDescending(o => o.Width).Take(1);
}
var cropRect = CropBitmap.GetGreedyCropRect(imageSize, screenSize, faces);
await CropBitmap.GetCroppedBitmapAsync(imageFile, cropRect, 1.0);
}
else
{
// No face detected, fall back crop
var cropRect = CropBitmap.GetTopMiddleCropRect(imageSize, screenSize);
await CropBitmap.GetCroppedBitmapAsync(imageFile, cropRect, 1.0);
}
break;
default:
break;
}
}
private async void MainPage_Loaded(object sender, RoutedEventArgs e)
{
var file = await StorageFile.GetFileFromApplicationUriAsync(new Uri("ms-appx:///Assets/test.jpg"));
await ImageCropper.LoadImageFromFile(file);
var itemSource = new List <AspectRatioConfig>
{
new AspectRatioConfig
{
Name = "Custom",
AspectRatio = -1
},
new AspectRatioConfig
{
Name = "Square",
AspectRatio = 1
},
new AspectRatioConfig
{
Name = "Landscape(16:9)",
AspectRatio = 16d / 9d
},
new AspectRatioConfig
{
Name = "Portrait(9:16)",
AspectRatio = 9d / 16d
},
new AspectRatioConfig
{
Name = "4:3",
AspectRatio = 4d / 3d
},
new AspectRatioConfig
{
Name = "3:2",
AspectRatio = 3d / 2d
}
};
AspectRatioComboBox.ItemsSource = itemSource;
AspectRatioComboBox.DisplayMemberPath = "Name";
AspectRatioComboBox.SelectedValuePath = "AspectRatio";
AspectRatioComboBox.SelectedIndex = 0;
AspectRatioComboBox.SelectionChanged += this.AspectRatioComboBox_SelectionChanged;
}
public SyncFusionImageCropper(Stream Imagestream = null)
{
InitializeComponent();
ImageCropper.SetToolbarItemVisibility("Back, Text, Add, TextColor, FontFamily, Arial, Noteworthy, Marker Felt, Bradley Hand, SignPainter, Opacity, Path, StrokeThickness, Colors, Opacity, Shape, Rectangle, StrokeThickness, Circle, Arrow, Undo, Redo, Effects, Hue, Saturation, Brightness, Contrast, Blur and Sharpen", false);
ImageCropper.ToggleCropping(new Rectangle(20, 20, 20, 20));
if (Imagestream == null)
{
ImageCropper.Source = ImageSource.FromUri(new Uri("http://photos2.insidercdn.com/iphone4scamera-111004-full.JPG"));
}
else
{
ImageCropper.Source = ImageSource.FromStream(() =>
{
return(Imagestream);
});
}
}
private void TrySetRegionButton_Click(object sender, RoutedEventArgs e)
{
var text = RegionTextBox.Text;
if (!string.IsNullOrWhiteSpace(text))
{
var points = text.Replace(" ", "").Split(',');
if (points.Length == 4)
{
var x = Int32.Parse(points[0]);
var y = Int32.Parse(points[1]);
var width = Int32.Parse(points[2]);
var height = Int32.Parse(points[3]);
var ret = ImageCropper.TrySetCroppedRegion(new Rect(x, y, width, height));
}
}
}
void Finalize(ImageCropper imageCropper, UIImage image)
{
string documentsDirectory = Environment.GetFolderPath(Environment.SpecialFolder.Personal);
string jpgFilename = System.IO.Path.Combine(documentsDirectory, Guid.NewGuid().ToString() + ".jpg");
NSData imgData = image.AsJPEG();
NSError err = null;
if (imgData.Save(jpgFilename, false, out err))
{
imageCropper.Success?.Invoke(jpgFilename);
}
else
{
Debug.WriteLine("NOT saved as " + jpgFilename + " because" + err.LocalizedDescription);
imageCropper.Faiure?.Invoke();
}
UIApplication.SharedApplication.KeyWindow.RootViewController.DismissViewController(true, null);
}
bool IsZoomedPixelInsideCropRect(int x, int y)
{
bool result = false;
switch (CropKind)
{
case ImageCropper.CropKind.Arc:
result = ImageCropper.IsPointInsideArc(new Point(x - CropRect.Left, y - CropRect.Top), CropRect);
break;
case ImageCropper.CropKind.Rectangle:
result =
x >= CropRect.Left && x < CropRect.RightExclusive &&
y >= CropRect.Top && y < CropRect.BottomExclusive;
break;
}
return(result);
}
public async Task LoadFile(StorageFile file, bool innerCall = false)
{
if (!innerCall)
{
OriginalFile = file;
}
try
{
EditedFile = await new PhotoHelper().SaveToImage(file, false);
AspectRatioSlider.Value = AspectRatio;
ImageCropper.AspectRatio = AspectRatio;
ShowCropper(innerCall);
ImageCropper.CropShape = CropShape.Rectangular;
await ImageCropper.LoadImageFromFile(EditedFile);
}
catch { }
}
protected override void UpdateVisualImageCore()
{
if (ZoomPercent == 100)
{
if (VisualImageFrame.Width == SourceImage.Size.Width && VisualImageFrame.Height == SourceImage.Size.Height)
{
VisualImage.Size = SourceImage.Size;
SourceImage.Pixels.CopyTo(VisualImage.Pixels, 0);
}
else
{
ImageCropper.Crop(SourceImage, VisualImageFrame, ImageCropper.CropKind.Rectangle, VisualImage);
}
}
else
{
new ImageResampler().Resample(SourceImage, ZoomedImageSize, ZoomPercent > 100 ? UpscaleFilterType : DownscaleFilterType, VisualImageFrame, VisualImage);
}
}
