private void CanvasOnMouse2DPressed(object sender, Mouse2DEventArgs me)
{
// get hitTester from context
var hitTest = InputModeContext.Lookup <IHitTester <INode> >();
// take first node and request mutex
node = hitTest.EnumerateHits(InputModeContext, me.Location).FirstOrDefault();
}
private void CanvasOnMouse2DDragged(object sender, Mouse2DEventArgs me)
{
if (node != null)
{
RequestMutex();
// start drag and drop
DataObject dao = new DataObject();
dao.SetData(typeof(INode), node);
DragDrop.DoDragDrop(InputModeContext.CanvasControl, dao, DragDropEffects.Link | DragDropEffects.Copy | DragDropEffects.Move);
node = null;
ReleaseMutex();
}
}
private void OnMouseMoved(object sender, Mouse2DEventArgs e)
{
var location = e.Location;
// Find items at the current location that have our special IClickHandler
var hitTester = InputModeContext.Lookup <IHitTester <IModelItem> >();
var hits = hitTester.EnumerateHits(InputModeContext, location);
foreach (var hit in hits)
{
var clickHandler = hit.Lookup <IClickHandler>() as IEnhancedClickHandler;
if (clickHandler != null)
{
// If we hit that IClickHandler, then store the current one (which updates the cursor as well)
if (clickHandler.HitTestable.IsHit(InputModeContext, location))
{
SetCurrentClickHandler(clickHandler);
return;
}
}
}
// No IClickHandler hit, reset the property (and the cursor).
SetCurrentClickHandler(null);
}
private void UpdateLensLocation(object sender, Mouse2DEventArgs args)
{
InputModeContext.CanvasControl.Invalidate();
}
private void CanvasOnMouse2DReleased(object sender, Mouse2DEventArgs me)
{
Cancel();
}
private void UpdateLensVisibility(object sender, Mouse2DEventArgs args)
{
mouseInside = args.EventType == Mouse2DEventTypes.Entered;
InputModeContext.CanvasControl.Invalidate();
}
