public void RemoveOperationViewModel(OperationContainerView operationContainerView)
{
var operationViewModel = (OperationViewModel)operationContainerView.DataContext;
MainModel.QueryExecuter.RemoveJob(operationViewModel.OperationModel);
OperationViewModels.Remove(operationViewModel);
Instance.InkableScene.Remove(operationContainerView);
operationContainerView.Dispose();
foreach (var attachmentView in Instance.InkableScene.Elements.Where(e => e is AttachmentView).ToList())
{
if (((AttachmentViewModel)attachmentView.DataContext).OperationViewModel == operationViewModel)
{
((AttachmentView)attachmentView).Dispose();
Instance.InkableScene.Remove(attachmentView);
}
}
if (operationViewModel.OperationModel is IFilterConsumerOperationModel)
{
foreach (var model in ((IFilterConsumerOperationModel)operationViewModel.OperationModel).LinkModels.ToArray())
{
((IFilterConsumerOperationModel)model.FromOperationModel).LinkModels.Remove(model);
model.ToOperationModel.LinkModels.Remove(model);
}
}
}
private void OperationTypeModelDropped(object sender, OperationTypeModelEventArgs e)
{
var width = OperationViewModel.WIDTH;
var height = OperationViewModel.HEIGHT;
var size = new Vec(width, height);
var position = (Pt) new Vec(e.Bounds.Center.X, e.Bounds.Center.Y) - size / 2.0;
var operationTypeModel = sender as OperationTypeModel;
OperationViewModel operationViewModel = null;
if (operationTypeModel.OperationType == OperationType.Histogram)
{
operationViewModel = CreateDefaultHistogramOperationViewModel(null, position);
}
else if (operationTypeModel.OperationType == OperationType.Example)
{
operationViewModel = CreateDefaultExampleOperationViewModel(position);
}
if (operationViewModel != null)
{
var operationContainerView = new OperationContainerView();
operationViewModel.Size = size;
operationContainerView.DataContext = operationViewModel;
InkableScene.Add(operationContainerView);
}
}
public OperationContainerView CopyOperationViewModel(OperationViewModel operationViewModel, Pt?centerPoint)
{
var newOperationContainerView = new OperationContainerView();
var newOperationViewModel = OperationViewModelFactory.CopyOperationViewModel(operationViewModel);
addAttachmentViews(newOperationViewModel);
OperationViewModels.Add(newOperationViewModel);
if (centerPoint.HasValue)
{
newOperationViewModel.Position = (Pt)centerPoint - operationViewModel.Size / 2.0;
}
newOperationContainerView.DataContext = newOperationViewModel;
InkableScene.Add(newOperationContainerView);
return(newOperationContainerView);
}
private void AttributeTransformationViewModelDropped(object sender, AttributeTransformationViewModelEventArgs e)
{
IGeometry mainPageBounds = e.Bounds.GetPolygon();
var hits = new List <AttributeTransformationViewModelEventHandler>();
foreach (var element in InkableScene.GetDescendants().OfType <AttributeTransformationViewModelEventHandler>())
{
var geom = element.BoundsGeometry;
if ((geom != null) && mainPageBounds.Intersects(geom))
{
hits.Add(element);
}
}
var width = OperationViewModel.WIDTH;
var height = OperationViewModel.HEIGHT;
var size = new Vec(width, height);
var position = (Pt) new Vec(e.Bounds.Center.X, e.Bounds.Center.Y) - size / 2.0;
var orderderHits = hits.OrderBy(fe => (fe.BoundsGeometry.Centroid.GetVec() - e.Bounds.Center.GetVec()).LengthSquared).ToList();
foreach (var element in InkableScene.GetDescendants().OfType <AttributeTransformationViewModelEventHandler>())
{
element.AttributeTransformationViewModelDropped(
sender as AttributeTransformationViewModel, e,
(hits.Count() > 0) && (orderderHits[0] == element));
}
if (!hits.Any())
{
var operationContainerView = new OperationContainerView();
var histogramOperationViewModel = CreateDefaultHistogramOperationViewModel(e.AttributeTransformationModel.AttributeModel, position);
histogramOperationViewModel.Size = size;
operationContainerView.DataContext = histogramOperationViewModel;
InkableScene.Add(operationContainerView);
}
}
