/*
#region DistributeHorizontal Command
*
* private void DistributeHorizontal_Executed(object sender, ExecutedRoutedEventArgs e)
* {
* var selectedItems = from item in SelectionService.CurrentSelection.OfType<DesignerItem>()
* where item.ParentID == Guid.Empty
* let itemLeft = Canvas.GetLeft(item)
* orderby itemLeft
* select item;
*
* if (selectedItems.Count() > 1)
* {
* double left = Double.MaxValue;
* double right = Double.MinValue;
* double sumWidth = 0;
* foreach (DesignerItem item in selectedItems)
* {
* left = Math.Min(left, Canvas.GetLeft(item));
* right = Math.Max(right, Canvas.GetLeft(item) + item.Width);
* sumWidth += item.Width;
* }
*
* double distance = Math.Max(0, (right - left - sumWidth) / (selectedItems.Count() - 1));
* double offset = Canvas.GetLeft(selectedItems.First());
*
* foreach (DesignerItem item in selectedItems)
* {
* double delta = offset - Canvas.GetLeft(item);
* foreach (DesignerItem di in SelectionService.GetGroupMembers(item))
* {
* Canvas.SetLeft(di, Canvas.GetLeft(di) + delta);
* }
* offset = offset + item.Width + distance;
* }
* }
* }
*
* private void Distribute_Enabled(object sender, CanExecuteRoutedEventArgs e)
* {
* //var groupedItem = from item in SelectionService.CurrentSelection.OfType<DesignerItem>()
* // where item.ParentID == Guid.Empty
* // select item;
*
*
* //e.CanExecute = groupedItem.Count() > 1;
* e.CanExecute = true;
* }
*
#endregion
*
#region DistributeVertical Command
*
* private void DistributeVertical_Executed(object sender, ExecutedRoutedEventArgs e)
* {
* var selectedItems = from item in SelectionService.CurrentSelection.OfType<DesignerItem>()
* where item.ParentID == Guid.Empty
* let itemTop = Canvas.GetTop(item)
* orderby itemTop
* select item;
*
* if (selectedItems.Count() > 1)
* {
* double top = Double.MaxValue;
* double bottom = Double.MinValue;
* double sumHeight = 0;
* foreach (DesignerItem item in selectedItems)
* {
* top = Math.Min(top, Canvas.GetTop(item));
* bottom = Math.Max(bottom, Canvas.GetTop(item) + item.Height);
* sumHeight += item.Height;
* }
*
* double distance = Math.Max(0, (bottom - top - sumHeight) / (selectedItems.Count() - 1));
* double offset = Canvas.GetTop(selectedItems.First());
*
* foreach (DesignerItem item in selectedItems)
* {
* double delta = offset - Canvas.GetTop(item);
* foreach (DesignerItem di in SelectionService.GetGroupMembers(item))
* {
* Canvas.SetTop(di, Canvas.GetTop(di) + delta);
* }
* offset = offset + item.Height + distance;
* }
* }
* }
*
#endregion
*/
#region SelectAll Command
private void SelectAll_Executed(object sender, ExecutedRoutedEventArgs e)
{
SelectionService.SelectAll();
}
private void Paste_Executed(object sender, ExecutedRoutedEventArgs e)
{
XElement root = LoadSerializedDataFromClipBoard();
if (root == null)
{
return;
}
// create DesignerItems
Dictionary <Guid, Guid> mappingOldToNewIDs = new Dictionary <Guid, Guid>();
List <ISelectable> newItems = new List <ISelectable>();
IEnumerable <XElement> itemsXML = root.Elements("DesignerItems").Elements("DesignerItem");
double offsetX = Double.Parse(root.Attribute("OffsetX").Value, CultureInfo.InvariantCulture);
double offsetY = Double.Parse(root.Attribute("OffsetY").Value, CultureInfo.InvariantCulture);
foreach (XElement itemXML in itemsXML)
{
Guid oldID = new Guid(itemXML.Element("ID").Value);
Guid newID = Guid.NewGuid();
mappingOldToNewIDs.Add(oldID, newID);
DesignerItem item = DeserializeDesignerItem(itemXML, newID, offsetX, offsetY);
this.Children.Add(item);
SetConnectorDecoratorTemplate(item);
newItems.Add(item);
}
// update group hierarchy
SelectionService.ClearSelection();
foreach (DesignerItem el in newItems)
{
if (el.ParentID != Guid.Empty)
{
el.ParentID = mappingOldToNewIDs[el.ParentID];
}
}
foreach (DesignerItem item in newItems)
{
if (item.ParentID == Guid.Empty)
{
SelectionService.AddToSelection(item);
}
}
// create Connections
IEnumerable <XElement> connectionsXML = root.Elements("Connections").Elements("Connection");
foreach (XElement connectionXML in connectionsXML)
{
Guid oldSourceID = new Guid(connectionXML.Element("SourceID").Value);
Guid oldSinkID = new Guid(connectionXML.Element("SinkID").Value);
if (mappingOldToNewIDs.ContainsKey(oldSourceID) && mappingOldToNewIDs.ContainsKey(oldSinkID))
{
Guid newSourceID = mappingOldToNewIDs[oldSourceID];
Guid newSinkID = mappingOldToNewIDs[oldSinkID];
String sourceConnectorName = connectionXML.Element("SourceConnectorName").Value;
String sinkConnectorName = connectionXML.Element("SinkConnectorName").Value;
Connector sourceConnector = GetConnector(newSourceID, sourceConnectorName);
Connector sinkConnector = GetConnector(newSinkID, sinkConnectorName);
Connection connection = new Connection(sourceConnector, sinkConnector);
Canvas.SetZIndex(connection, Int32.Parse(connectionXML.Element("zIndex").Value));
this.Children.Add(connection);
SelectionService.AddToSelection(connection);
}
}
DesignerCanvas.BringToFront.Execute(null, this);
// update paste offset
root.Attribute("OffsetX").Value = (offsetX + 10).ToString();
root.Attribute("OffsetY").Value = (offsetY + 10).ToString();
Clipboard.Clear();
Clipboard.SetData(DataFormats.Xaml, root);
}