public void SetImageRotateBitmapResetBase(RotateBitmap bitmap, bool resetSupp)
{
int viewWidth = Width;
if (viewWidth <= 0)
{
onLayoutRunnable = () =>
{
SetImageRotateBitmapResetBase(bitmap, resetSupp);
};
return;
}
if (bitmap.Bitmap != null)
{
GetProperBaseMatrix(bitmap, baseMatrix);
setImageBitmap(bitmap.Bitmap, bitmap.Rotation);
}
else
{
baseMatrix.Reset();
base.SetImageBitmap(null);
}
if (resetSupp)
{
suppMatrix.Reset();
}
ImageMatrix = GetImageViewMatrix();
this.maxZoom = CalculateMaxZoom();
}
private void GetProperBaseMatrix(RotateBitmap bitmap, Matrix matrix)
{
float viewWidth = Width;
float viewHeight = Height;
float w = bitmap.Width;
float h = bitmap.Height;
int rotation = bitmap.Rotation;
matrix.Reset();
float widthScale = Math.Min(viewWidth / w, 2.0f);
float heightScale = Math.Min(viewHeight / h, 2.0f);
float scale = Math.Min(widthScale, heightScale);
matrix.PostConcat(bitmap.GetRotateMatrix());
matrix.PostScale(scale, scale);
matrix.PostTranslate(
(viewWidth - w * scale) / 2F,
(viewHeight - h * scale) / 2F);
}
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();
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) =>
{
_bitmap = Util.RotateImage(_bitmap, -90);
var rotateBitmap = new RotateBitmap(_bitmap);
_imageView.SetImageRotateBitmapResetBase(rotateBitmap, true);
AddHighlightView();
};
FindViewById <Button>(Resource.Id.rotateRight).Click += (o, e) =>
{
_bitmap = Util.RotateImage(_bitmap, 90);
var rotateBitmap = new RotateBitmap(_bitmap);
_imageView.SetImageRotateBitmapResetBase(rotateBitmap, true);
AddHighlightView();
};
_imageView.SetImageBitmapResetBase(_bitmap, true);
AddHighlightView();
}