private void FrameOfReferenceOnMouseMove(object sender, FingerManipulationEventArgs args)
{
if (!IsDragging)
{
IsDragging = true;
OnDragStarted();
}
var position = args.GetPosition(FrameOfReference);
DragOperation.NotifyNewPosition(position);
}
private void TargetOnPreviewMouseLeftButtonDown(object sender, FingerManipulationEventArgs fingerManipulationEventArgs)
{
fingerManipulationEventArgs.Handled = true;
Pointer = fingerManipulationEventArgs.Pointer;
var startingPoint = fingerManipulationEventArgs.GetPosition(FrameOfReference);
DragOperation = new DragOperation(ItemToDrag, startingPoint, SnappingEngine);
FrameOfReference.CaptureInput(Pointer);
FrameOfReference.FingerMove += FrameOfReferenceOnMouseMove;
FrameOfReference.FingerUp += FrameOfReferenceOnMouseLeftButtonUp;
}
private void FrameOfReferenceOnMouseLeftButtonUp(object sender, FingerManipulationEventArgs args)
{
if (DragOperation != null)
{
var position = args.GetPosition(FrameOfReference);
DragOperation.NotifyNewPosition(Mapper.Map <Point>(position));
FrameOfReference.ReleaseInput(Pointer);
FrameOfReference.FingerMove -= FrameOfReferenceOnMouseMove;
DragOperation = null;
SnappingEngine.ClearSnappedEdges();
IsDragging = false;
Pointer = null;
OnDragEnd();
}
}
private void ParentOnMouseMove(object sender, FingerManipulationEventArgs args)
{
var position = args.GetPosition(Parent);
var parentPositon = ((IUIElement)Parent).GetPosition();
var finalPoint = position.Add(parentPositon);
var newPoint = Mapper.Map <Point>(finalPoint);
ResizeOperation.UpdateHandlePosition(newPoint);
if (!IsDragging)
{
IsDragging = true;
//OnDragStarted();
}
}
private void ParentOnMouseLeftButtonUp(object sender, FingerManipulationEventArgs args)
{
if (ResizeOperation != null)
{
var position = args.GetPosition(Parent);
ResizeOperation.UpdateHandlePosition(position);
Parent.ReleaseInput(null);
Parent.FingerMove -= ParentOnMouseMove;
ResizeOperation.Dispose();
ResizeOperation = null;
SnappingEngine.ClearSnappedEdges();
IsDragging = false;
//OnDragEnd();
}
}