private void OnDisCardClick()
{
SetResult(Result.Canceled);
Finish();
MediaCroped?.Invoke(this, new XViewEventArgs(nameof(MediaCroped), null));
}
private void SaveOutput(Bitmap croppedImage)
{
if (_saveUri != null)
{
try
{
using (var outputStream = ContentResolver.OpenOutputStream(_saveUri))
{
if (outputStream != null)
{
croppedImage.Compress(_outputFormat, 75, outputStream);
}
}
//raise event
MediaCroped?.Invoke(this, new XViewEventArgs(nameof(MediaCroped), croppedImage));
}
catch (Exception ex)
{
Log.Error(GetType().Name, ex.Message);
}
var extras = new Bundle();
SetResult(Result.Ok, new Intent(_saveUri.ToString())
.PutExtras(extras));
}
else
{
Log.Error(GetType().Name, "not defined image url");
}
croppedImage.Recycle();
Finish();
}
public override void OnBackPressed()
{
base.OnBackPressed();
SetResult(Result.Canceled);
Finish();
//raise event
MediaCroped?.Invoke(this, new XViewEventArgs(nameof(MediaCroped), null));
}
protected override void OnCreate(Bundle savedInstanceState)
{
base.OnCreate(savedInstanceState);
RequestWindowFeature(WindowFeatures.NoTitle);
SetContentView(Resource.Layout.CropImage);
_imageView = FindViewById <CropImageView> (Resource.Id.image);
ShowStorageToast(this);
var extras = Intent.Extras;
if (extras != null)
{
_imagePath = extras.GetString("image-path");
_saveUri = GetImageUri(_imagePath);
if (extras.GetString(MediaStore.ExtraOutput) != null)
{
_saveUri = GetImageUri(extras.GetString(MediaStore.ExtraOutput));
}
_bitmap = GetBitmap(_imagePath);
_aspectX = extras.GetInt("aspectX");
_aspectY = extras.GetInt("aspectY");
_outputX = extras.GetInt("outputX");
_outputY = extras.GetInt("outputY");
_scale = extras.GetBoolean("scale", true);
_scaleUp = extras.GetBoolean("scaleUpIfNeeded", true);
if (extras.GetString("outputFormat") != null)
{
_outputFormat = Bitmap.CompressFormat.ValueOf(extras.GetString("outputFormat"));
}
}
if (_bitmap == null)
{
Finish();
//raise event
MediaCroped?.Invoke(this, new XViewEventArgs(nameof(MediaCroped), null));
return;
}
Window.AddFlags(WindowManagerFlags.Fullscreen);
FindViewById <Button> (Resource.Id.discard).Click += (sender, e) => OnDiscardClick();
FindViewById <Button> (Resource.Id.save).Click += (sender, e) => OnSaveClicked();
FindViewById <Button> (Resource.Id.rotateLeft).Click += (o, e) => OnRotateClicked(-90);
FindViewById <Button> (Resource.Id.rotateRight).Click += (o, e) => OnRotateClicked(90);
_imageView.SetImageBitmapResetBase(_bitmap, true);
AddHighlightView();
}
private void OnDisCardClick()
{
try
{
SetResult(Result.Canceled);
Finish();
//raise event
MediaCroped?.Invoke(this, new XViewEventArgs(nameof(MediaCroped), null));
}
catch (Exception)
{
}
}
private void OnSaveClicked()
{
// TODO this code needs to change to use the decode/crop/encode single
// step api so that we don't require that the whole (possibly large)
// bitmap doesn't have to be read into memory
if (Saving)
{
return;
}
Saving = true;
var width = Crop.CropRect.Width();
var height = Crop.CropRect.Height();
var croppedImage = Bitmap.CreateBitmap(width, height, Bitmap.Config.Rgb565);
{
var canvas = new Canvas(croppedImage);
var dstRect = new Rect(0, 0, width, height);
canvas.DrawBitmap(_bitmap, Crop.CropRect, dstRect, null);
}
// If the output is required to a specific size then scale or fill
if (_outputX != 0 && _outputY != 0)
{
if (_scale)
{
// Scale the image to the required dimensions
croppedImage.Transform(new Matrix(), _outputX, _outputY, _scaleUp);
}
else
{
// Don't scale the image crop it to the size requested.
// Create an new image with the cropped image in the center and
// the extra space filled.
var b = Bitmap.CreateBitmap(_outputX, _outputY, Bitmap.Config.Rgb565);
var canvas = new Canvas(b);
var srcRect = Crop.CropRect;
var dstRect = new Rect(0, 0, _outputX, _outputY);
var dx = (srcRect.Width() - dstRect.Width()) / 2;
var dy = (srcRect.Height() - dstRect.Height()) / 2;
// If the srcRect is too big, use the center part of it.
srcRect.Inset(Math.Max(0, dx), Math.Max(0, dy));
// If the dstRect is too big, use the center part of it.
dstRect.Inset(Math.Max(0, -dx), Math.Max(0, -dy));
// Draw the cropped bitmap in the center
canvas.DrawBitmap(_bitmap, srcRect, dstRect, null);
// Set the cropped bitmap as the new bitmap
croppedImage.Recycle();
croppedImage = b;
}
}
// Return the cropped image directly or save it to the specified URI.
var myExtras = Intent.Extras;
if (myExtras != null && (myExtras.GetParcelable("data") != null || myExtras.GetBoolean("return-data")))
{
var extras = new Bundle();
extras.PutParcelable("data", croppedImage);
SetResult(Result.Ok, (new Intent()).SetAction("inline-data").PutExtras(extras));
Finish();
}
else
{
BackgroundJob.StartBackgroundJob(this, null, Resources.GetString(Resource.String.savingImage), () => SaveOutput(croppedImage), _mHandler);
}
//raise event
MediaCroped?.Invoke(this, new XViewEventArgs(nameof(MediaCroped), croppedImage));
}
private void OnSaveClicked()
{
if (Saving)
{
return;
}
Saving = true;
var r = Crop.CropRect;
var width = r.Width();
var height = r.Height();
var croppedImage = Bitmap.CreateBitmap(width, height, Bitmap.Config.Rgb565);
{
var canvas = new Canvas(croppedImage);
var dstRect = new Rect(0, 0, width, height);
canvas.DrawBitmap(_bitmap, r, dstRect, null);
}
if (_outputX != 0 && _outputY != 0)
{
if (_scale)
{
var old = croppedImage;
croppedImage = Util.Transform(new Matrix(),
croppedImage, _outputX, _outputY, _scaleUp);
if (old != croppedImage)
{
old.Recycle();
}
}
else
{
var b = Bitmap.CreateBitmap(_outputX, _outputY,
Bitmap.Config.Rgb565);
var canvas = new Canvas(b);
var srcRect = Crop.CropRect;
var dstRect = new Rect(0, 0, _outputX, _outputY);
var dx = (srcRect.Width() - dstRect.Width()) / 2;
var dy = (srcRect.Height() - dstRect.Height()) / 2;
srcRect.Inset(Math.Max(0, dx), Math.Max(0, dy));
dstRect.Inset(Math.Max(0, -dx), Math.Max(0, -dy));
canvas.DrawBitmap(_bitmap, srcRect, dstRect, null);
croppedImage.Recycle();
croppedImage = b;
}
}
var myExtras = Intent.Extras;
if (myExtras != null &&
(myExtras.GetParcelable("data") != null || myExtras.GetBoolean("return-data")))
{
var extras = new Bundle();
extras.PutParcelable("data", croppedImage);
SetResult(Result.Ok,
(new Intent()).SetAction("inline-data").PutExtras(extras));
Finish();
}
else
{
var b = croppedImage;
BackgroundJob.StartBackgroundJob(this, null, "Saving image", () => SaveOutput(b), _mHandler);
}
MediaCroped?.Invoke(this, new XViewEventArgs(nameof(MediaCroped), croppedImage));
}
public override void OnBackPressed()
{
MediaCroped?.Invoke(this, new XViewEventArgs(nameof(MediaCroped), null));
base.OnBackPressed();
}
