void mainPointerManager_Moved(object sender, PointerManagerEvent e)
{
if (e.NumActiveContacts == 1)
{
GeneralTransform gt = this.TransformToVisual(MainViewController.Instance.InkableScene);
Point currentPoint = gt.TransformPoint(e.CurrentContacts[e.TriggeringPointer.PointerId].Position);
Vec delta = gt.TransformPoint(e.StartContacts[e.TriggeringPointer.PointerId].Position).GetVec() - currentPoint.GetVec();
if (delta.Length > 10 && _shadow == null)
{
createShadow(currentPoint);
}
if (_shadow != null)
{
InkableScene inkableScene = MainViewController.Instance.InkableScene;
_shadow.RenderTransform = new TranslateTransform()
{
X = currentPoint.X - _shadow.Width / 2.0,
Y = currentPoint.Y - _shadow.Height
};
if (inkableScene != null)
{
inkableScene.Add(_shadow);
Rct bounds = _shadow.GetBounds(inkableScene);
(DataContext as InputGroupViewModel).FireMoved(bounds, (DataContext as InputGroupViewModel).AttributeOperationModel);
}
}
_mainPointerManagerPreviousPoint = currentPoint;
}
}
public void createShadow(Point fromInkableScene)
{
InkableScene inkableScene = MainViewController.Instance.InkableScene;
if (inkableScene != null && DataContext != null)
{
_currentFromInkableScene = fromInkableScene;
_shadow = new AttributeGroupView();
_shadow.DataContext = new InputGroupViewModel()
{
AttributeOperationModel = (DataContext as InputGroupViewModel).AttributeOperationModel,
IsShadow = true
};
_shadow.Measure(new Size(double.PositiveInfinity,
double.PositiveInfinity));
_shadow.Width = this.ActualWidth;
_shadow.Height = _shadow.DesiredSize.Height;
_shadow.RenderTransform = new TranslateTransform()
{
X = fromInkableScene.X - _shadow.Width / 2.0,
Y = fromInkableScene.Y - _shadow.Height
};
inkableScene.Add(_shadow);
_shadow.SendToFront();
Rct bounds = _shadow.GetBounds(inkableScene);
(DataContext as InputGroupViewModel).FireMoved(bounds, (DataContext as InputGroupViewModel).AttributeOperationModel);
}
}