private void radialMenuitem_Click(object sender, RoutedEventArgs e)
{
var item = sender as RadialMenuItem;
if (item != null)
{
var bBox = new Rect();
if (item.Name.Contains("Align"))
{
bBox = Node.GetBoundingBoxOfNodes(HostCanvas.SelectedNodes.ToList());
}
switch (item.Name)
{
case "MenuNew":
HostCanvas.NewFile();
break;
case "MenuOpen":
HostCanvas.OpenFile();
break;
case "MenuSave":
HostCanvas.SaveFile();
break;
case "MenuSettings":
var window = new Settings();
window.VplPropertyGrid.SelectedObject = HostCanvas.Theme;
window.Show();
break;
case "MenuZoomToFit":
// fit pan
bBox = Node.GetBoundingBoxOfNodes(HostCanvas.NodeCollection.ToList());
var deltaX = (bBox.Left + bBox.Width / 2) - HostCanvas.ActualWidth / 2;
var deltaY = (bBox.Top + bBox.Height / 2) - HostCanvas.ActualHeight / 2;
foreach (var node in HostCanvas.NodeCollection)
{
node.Left -= deltaX;
node.Top -= deltaY;
}
HostCanvas.Refresh();
// fit scale
bBox = Node.GetBoundingBoxOfNodes(HostCanvas.NodeCollection.ToList());
var ratioX = bBox.Width / HostCanvas.ActualWidth;
var ratioY = bBox.Height / HostCanvas.ActualHeight;
var ratio = Math.Max(ratioX, ratioY);
//ratio =Math.Ceiling(ratio*10)/10-1;
ratio -= 1;
if (ratio < 0)
{
HostCanvas.DoZoomIn(new Point(HostCanvas.ActualWidth / 2, HostCanvas.ActualHeight / 2),
Math.Abs(ratio));
}
else
{
HostCanvas.DoZoomOut(new Point(HostCanvas.ActualWidth / 2, HostCanvas.ActualHeight / 2),
Math.Abs(ratio) + 0.3);
}
HostCanvas.Refresh();
// fit pan
bBox = Node.GetBoundingBoxOfNodes(HostCanvas.NodeCollection.ToList());
deltaX = (bBox.Left + bBox.Width / 2) - HostCanvas.ActualWidth / 2;
deltaY = (bBox.Top + bBox.Height / 2) - HostCanvas.ActualHeight / 2;
foreach (var node in HostCanvas.NodeCollection)
{
node.Left -= deltaX;
node.Top -= deltaY;
}
HostCanvas.Refresh();
break;
case "MenuAlign":
InitializeAlignMenuItems();
Items = alignMenuItems;
break;
case "MenuGroup":
HostCanvas.GroupNodes();
break;
case "MenuHelp":
break;
case "AlignLeft":
foreach (var node in HostCanvas.SelectedNodes)
{
node.Left = bBox.Left;
}
break;
case "AlignHCenter":
foreach (var node in HostCanvas.SelectedNodes)
{
node.Left = bBox.Right - bBox.Width / 2 - node.ActualWidth / 2;
}
break;
case "AlignRight":
foreach (var node in HostCanvas.SelectedNodes)
{
node.Left = bBox.Right - node.ActualWidth;
}
break;
case "AlignTop":
foreach (var node in HostCanvas.SelectedNodes)
{
node.Top = bBox.Top;
}
break;
case "AlignVCenter":
foreach (var node in HostCanvas.SelectedNodes)
{
node.Top = bBox.Bottom - bBox.Height / 2 - node.ActualHeight / 2;
}
break;
case "AlignBottom":
foreach (var node in HostCanvas.SelectedNodes)
{
node.Top = bBox.Bottom - node.ActualHeight;
}
break;
case "AlignArrangeH":
break;
case "AlignArrangeV":
break;
case "AlignBack":
Items = mainMenuItems;
break;
default:
throw new NotImplementedException();
}
if (item.Name != "MenuAlign" && item.Name != "AlignBack")
{
Close();
}
}
}