public void UpdateRectangle()
{
// create a new bounds that contains both the press and current
// drag point.
RectangleFx r = RectangleFx.Empty;
r = PUtil.AddPointToRect(r, pressPoint);
r = PUtil.AddPointToRect(r, dragPoint);
// Set the rectangles bounds.
rectangle.PathReference.Reset();
rectangle.AddRectangle(r.X, r.Y, r.Width, r.Height);
}
/// <summary>
/// Update the marquee bounds based on the given event data.
/// </summary>
/// <param name="e">A PInputEventArgs that contains the event data.</param>
protected virtual void UpdateMarquee(PInputEventArgs e)
{
RectangleF r = RectangleF.Empty;
if (marqueeParent is PCamera)
{
r = PUtil.AddPointToRect(r, canvasPressPt);
r = PUtil.AddPointToRect(r, e.CanvasPosition);
}
else
{
r = PUtil.AddPointToRect(r, presspt);
r = PUtil.AddPointToRect(r, e.Position);
}
r = marquee.GlobalToLocal(r);
marquee.Reset();
SetSafeMarqueePen(r.Width, r.Height);
marquee.AddRectangle(r.X, r.Y, r.Width, r.Height);
r = RectangleF.Empty;
r = PUtil.AddPointToRect(r, presspt);
r = PUtil.AddPointToRect(r, e.Position);
allItems.Clear();
PNodeFilter filter = CreateNodeFilter(r);
foreach (PNode parent in selectableParents)
{
PNodeList items;
if (parent is PCamera)
{
items = new PNodeList();
PCamera cameraParent = (PCamera)parent;
for (int i = 0; i < cameraParent.LayerCount; i++)
{
cameraParent.GetLayer(i).GetAllNodes(filter, items);
}
}
else
{
items = parent.GetAllNodes(filter, null);
}
foreach (PNode node in items)
{
allItems.Add(node, true);
}
}
}