protected override void OnDragDrop(DragEventArgs pArgs)
{
base.OnDragDrop(pArgs);
// drag DrawingTool & drop.
if (DraggingPoint != Point.Empty)
{
string data = pArgs.Data.GetData(typeof(string)) as string;
data.Split(',').All(e =>
{
int lIndex = Convert.ToInt32(e);
DrawingTool lDrawingTool = DrawingTools[lIndex];
Point lPoint = GetScrollablePoint(PointToClient(new Point(pArgs.X, pArgs.Y)));
InvalidateRect(lDrawingTool.Tracker.SurroundingRect);
lDrawingTool.DoDrop(new Point(lPoint.X - DraggingPoint.X, lPoint.Y - DraggingPoint.Y));
InvalidateRect(lDrawingTool.Tracker.SurroundingRect);
SelectedTool = lDrawingTool;
return(true);
});
IsDirty = true;
}
else
{
// drag ToolboxItem & drop.
ToolboxItem lItem = GetService <IToolboxService>().DeserializeToolboxItem(pArgs.Data);
DrawingTool lTool = lItem.CreateComponents(DesignerHost).FirstOrDefault() as DrawingTool;
if (lTool != null)
{
lTool.CreatePersistence();
Point lLocation = GetScrollablePoint(PointToClient(new Point(pArgs.X, pArgs.Y)));
Rectangle lRect = lTool.SurroundingRect;
lLocation.Offset(-lRect.Width / 2, -lRect.Height / 2);
lTool.Location = lLocation;
AddTool(lTool);
SelectedTool = lTool;
InvalidateRect(lTool.SurroundingRect);
}
}
}