public static ClassCanvasItem CreateItemFromType(IClass ct)
{
if (ct == null)
{
return(null);
}
ClassCanvasItem item = null;
if (ct.ClassType == ClassType.Interface)
{
item = new InterfaceCanvasItem(ct);
}
else if (ct.ClassType == ClassType.Enum)
{
item = new EnumCanvasItem(ct);
}
else if (ct.ClassType == ClassType.Struct)
{
item = new StructCanvasItem(ct);
}
else if (ct.ClassType == ClassType.Delegate)
{
item = new DelegateCanvasItem(ct);
}
else
{
item = new ClassCanvasItem(ct);
}
item.Initialize();
return(item);
}
public void LoadFromXml(IXPathNavigable doc, IProjectContent pc)
{
if (pc == null)
{
return;
}
if (doc == null)
{
return;
}
ClearCanvas();
XPathNavigator nav = doc.CreateNavigator();
XPathNodeIterator ni = nav.Select(@"/ClassDiagram/Class | /ClassDiagram/Struct | /ClassDiagram/Enum | /ClassDiagram/Interface | /ClassDiagram/Delegate");
while (ni.MoveNext())
{
string typeName = ni.Current.GetAttribute("Name", "");
IClass ct = pc.GetClass(typeName, 0);
ClassCanvasItem canvasitem = ClassCanvas.CreateItemFromType(ct);
if (canvasitem != null)
{
canvasitem.LoadFromXml(ni.Current);
AddCanvasItem(canvasitem);
}
}
ni = nav.Select(@"/ClassDiagram/Comment");
while (ni.MoveNext())
{
NoteCanvasItem note = new NoteCanvasItem();
note.LoadFromXml(ni.Current);
AddCanvasItem(note);
}
}
public void RemoveCanvasItem(CanvasItem item)
{
itemsList.Remove(itemsData[item]);
Stack <Route> routesToRemove = new Stack <Route>();
foreach (Route r in diagramRouter.Routes)
{
if (r.From == item || r.To == item)
{
routesToRemove.Push(r);
}
}
foreach (Route r in routesToRemove)
{
diagramRouter.RemoveRoute(r);
}
diagramRouter.RemoveItem(item);
ClassCanvasItem classItem = item as ClassCanvasItem;
if (classItem != null)
{
classesToData.Remove(classItem.RepresentedClassType);
}
LayoutChanged(this, EventArgs.Empty);
}
public void ShrinkAllWidths()
{
foreach (CanvasItemData item in itemsList)
{
ClassCanvasItem classitem = item.Item as ClassCanvasItem;
if (classitem != null)
{
classitem.Width = 0;
}
}
LayoutChanged(this, EventArgs.Empty);
}
public void MatchAllWidths()
{
foreach (CanvasItemData item in itemsList)
{
ClassCanvasItem classitem = item.Item as ClassCanvasItem;
if (classitem != null)
{
classitem.Width = classitem.GetAbsoluteContentWidth();
}
}
LayoutChanged(this, EventArgs.Empty);
}
public void ExpandAll()
{
foreach (CanvasItemData item in itemsList)
{
ClassCanvasItem classitem = item.Item as ClassCanvasItem;
if (classitem != null)
{
classitem.Collapsed = false;
}
}
LayoutChanged(this, EventArgs.Empty);
}
private InteractiveItemsStack PrepareNestedTypesContent()
{
InteractiveItemsStack innerItems = new InteractiveItemsStack();
innerItems.OrientationAxis = Axis.Y;
innerItems.Spacing = 10;
innerItems.Padding = 10;
foreach (IClass ct in classtype.InnerClasses)
{
ClassCanvasItem innerItem = ClassCanvas.CreateItemFromType(ct);
innerItems.Add(innerItem);
innerItem.LayoutChanged += HandleRedraw;
}
return(innerItems);
}
public void AddCanvasItem(CanvasItem item)
{
diagramRouter.AddItem(item);
CanvasItemData itemData = new CanvasItemData(item, SizeGripMouseEntered, SizeGripMouseLeft);
itemsData[item] = itemData;
ClassCanvasItem classItem = item as ClassCanvasItem;
if (classItem != null)
{
classesToData.Add(classItem.RepresentedClassType, itemData);
foreach (CanvasItemData ci in itemsList)
{
ClassCanvasItem cci = ci.Item as ClassCanvasItem;
if (cci != null)
{
Route r = null;
if (cci.RepresentedClassType == classItem.RepresentedClassType.BaseClass)
{
r = diagramRouter.AddRoute(item, cci);
}
else if (classItem.RepresentedClassType == cci.RepresentedClassType.BaseClass)
{
r = diagramRouter.AddRoute(cci, classItem);
}
if (r != null)
{
r.EndShape = new RouteInheritanceShape();
}
}
}
}
itemsList.AddLast(itemData);
item.RedrawNeeded += HandleRedraw;
item.LayoutChanged += HandleItemLayoutChange;
item.PositionChanging += HandleItemPositionChange;
item.SizeChanging += HandleItemSizeChange;
}
