internal void RefreshPosition()
{
parentCanvas = DesignerCanvas.FindDesignerCanvas(this);
if (parentCanvas == null)
{
return;
}
var z = parentCanvas.Zoom / 100.0;
var p = PolyLine.Points[VertexIndex];
SetValue(Canvas.LeftProperty, p.X * z);
SetValue(Canvas.TopProperty, p.Y * z);
}
private void ResizeThumb_DragStarted(object sender, DragStartedEventArgs e)
{
parentCanvas = DesignerCanvas.FindDesignerCanvas(this);
var destControl = DataContext as IBoxCanvasItem;
if (parentCanvas != null && destControl != null)
{
var adornerLayer = AdornerLayer.GetAdornerLayer(this);
if (adornerLayer != null)
{
Debug.Assert(sizeAdorner == null);
sizeAdorner = new SizeAdorner(destControl);
parentCanvas.AddAdorner(sizeAdorner);
}
}
}
private void DragThumb_DragStarted(object sender, DragStartedEventArgs e)
{
destItem = DataContext as ICanvasItem;
if (destItem == null)
{
return;
}
designer = DesignerCanvas.FindDesignerCanvas(this);
if (designer == null)
{
return;
}
instantPreview = designer.SelectedItems.Count < InstantPreviewItemsThreshold;
foreach (var item in designer.SelectedItems)
{
item.NotifyUserDraggingStarted();
}
}
private void PolyLineVertexThumb_DragStarted(object sender, DragStartedEventArgs e)
{
parentCanvas = DesignerCanvas.FindDesignerCanvas(this);
//vertexPos = VertexCollection[VertexIndex];
}
