private void RotateImage(RotateImageEvent ri)
{
if (ri.PresenterID == ViewModelID)
{
DisplayedImage = ri.Image;
if (IsSynchronized)
{
_aggregator.GetEvent <SynchronizeRotationEvent>().Publish(ri);
}
}
}
private void SynchronizeRotation(RotateImageEvent ri)
{
if (ri.SynchronizedPresenters.Contains(ViewModelID))
{
return;
}
Rotate rotate = new Rotate();
Dictionary <String, Object> parameters = new Dictionary <String, Object>();
parameters.Add("DisplayedImage", DisplayedImage);
parameters.Add("PresenterID", ViewModelID);
parameters.Add("SynchronizedPresenters", ri.SynchronizedPresenters);
rotate.AffectImage(parameters);
}
public void AffectImage(Dictionary <String, Object> args)
{
Image image = (Image)args["DisplayedImage"];
int presenterID = (int)args["PresenterID"];
int angle = (int)args["Angle"];
List <int> presenters = (List <int>)args["SynchronizedPresenters"];
image.Bitmap = SingleBitmapRotation(angle, image.Bitmap);
image.Rotation = (Rotation)((int)image.Rotation + (int)(angle / 90) % 4);
RotateImageEvent ri = new RotateImageEvent();
IEventAggregator aggregator = GlobalEvent.GetEventAggregator();
presenters.Add(presenterID);
ri.Image = image;
ri.PresenterID = presenterID;
ri.SynchronizedPresenters = presenters;
ri.Angle = angle;
aggregator.GetEvent <RotateImageEvent>().Publish(ri);
}
public void AffectImage(Dictionary <String, Object> args)
{
Image image = (Image)args["DisplayedImage"];
int presenterID = (int)args["PresenterID"];
List <int> presenters = (List <int>)args["SynchronizedPresenters"];
var transformedBitmap = new TransformedBitmap();
transformedBitmap.BeginInit();
transformedBitmap.Source = image.Bitmap;
transformedBitmap.Transform = new RotateTransform(90);
transformedBitmap.EndInit();
image.Bitmap = transformedBitmap;
RotateImageEvent ri = new RotateImageEvent();
IEventAggregator aggregator = GlobalEvent.GetEventAggregator();
presenters.Add(presenterID);
ri.Image = image;
ri.PresenterID = presenterID;
ri.SynchronizedPresenters = presenters;
aggregator.GetEvent <RotateImageEvent>().Publish(ri);
}