//Sets the selected working elements
private void GetSelectedElements()
{
_selectedElements = new Elements();
_selectedShapes = new Shapes(this);
_selectedLines = new Lines(this);
_selectedElements.SetModifiable(true);
_selectedShapes.SetModifiable(true);
_selectedLines.SetModifiable(true);
foreach (Shape shape in Shapes.Values)
{
if (shape.Selected)
{
_selectedElements.Add(shape.Key, shape);
_selectedShapes.Add(shape.Key, shape);
}
}
foreach (Link line in Lines.Values)
{
if (line.Selected)
{
_selectedElements.Add(line.Key, line);
_selectedLines.Add(line.Key, line);
}
}
_selectedElements.SetModifiable(false);
_selectedShapes.SetModifiable(false);
_selectedLines.SetModifiable(false);
}
public void RemoveElement(Element element)
{
Elements.SetModifiable(true);
Elements.Remove(element);
element.SetGroup(null);
Elements.SetModifiable(false);
}
//Methods
public void AddElement(Element element)
{
Elements.SetModifiable(true);
Elements.Add(element);
element.SetGroup(this);
Elements.SetModifiable(false);
}
private void RemoveLayerElements(bool shapes, bool lines)
{
ArrayList keys = new ArrayList();
//Determine the keys to be removed
//Must use the dictionery entry object to retrieve the key
foreach (DictionaryEntry de in Elements)
{
Element element = (Element)de.Value;
if (shapes && element is Shape)
{
keys.Add(de.Key);
}
if (lines && element is Line)
{
keys.Add(de.Key);
}
}
//Remove keys from collection
Elements.SetModifiable(true);
foreach (string key in keys)
{
Elements.Remove(key);
}
Elements.SetModifiable(false);
}
public void RemoveElements(ElementList elements)
{
Elements.SetModifiable(true);
foreach (Element element in elements)
{
Elements.Remove(element);
element.SetGroup(null);
}
Elements.SetModifiable(false);
}
public void AddElements(ElementList elements)
{
Elements.SetModifiable(true);
foreach (Element element in elements)
{
Elements.Add(element);
element.SetGroup(this);
}
Elements.SetModifiable(false);
}
//Constructors
public Group()
{
_elements = new ElementList();
Elements.SetModifiable(false);
DrawBackground = false;
DrawShadow = false;
BorderStyle = DashStyle.Dash;
ExpandedSize = MaximumSize;
ContractedSize = Size;
DrawExpand = true;
Expanded = true;
CheckBounds = true;
}
//Occurs when an element is added to the elements collection
private void Element_Insert(object sender, ElementsEventArgs e)
{
Element element = e.Value;
//Set handlers
element.ElementInvalid += new EventHandler(Element_ElementInvalid);
//Add to the renderlist
Elements.SetModifiable(true);
Elements.Add(element);
Elements.SetModifiable(false);
//Raise the ElementInserted event
OnElementInserted(element);
OnModelInvalid();
}
//Occurs when an element is removed from the elements collection
private void Element_Remove(object sender, ElementsEventArgs e)
{
if (e.Value is Shape)
{
ResetLines((Shape)e.Value);
}
//Remove from the renderlist
Elements.SetModifiable(true);
Elements.Remove(e.Value);
Elements.SetModifiable(false);
//Raise the ElementRemovedEvent
OnElementRemoved(e.Value);
OnModelInvalid();
}
private Elements GetSelectedElements(System.Type type)
{
Elements elements = new Elements();
foreach (Shape shape in Shapes.Values)
{
if (shape.Selected && (type.IsInstanceOfType(shape) || shape.GetType().IsSubclassOf(type)))
{
elements.Add(shape.Key, shape);
}
}
foreach (Link line in Lines.Values)
{
if (line.Selected && (type.IsInstanceOfType(line) || line.GetType().IsSubclassOf(type)))
{
elements.Add(line.Key, line);
}
}
elements.SetModifiable(false);
return(elements);
}
private Elements GetSelectedElements(System.Type type)
{
Elements elements = new Elements();
foreach (Shape shape in Shapes.Values)
{
if (shape.Selected && (type.IsInstanceOfType(shape) || shape.GetType().IsSubclassOf(type))) elements.Add(shape.Key,shape);
}
foreach (Line line in Lines.Values)
{
if (line.Selected && (type.IsInstanceOfType(line) || line.GetType().IsSubclassOf(type))) elements.Add(line.Key,line);
}
elements.SetModifiable(false);
return elements;
}
//Sets the selected working elements
private void GetSelectedElements()
{
mSelectedElements = new Elements();
mSelectedShapes = new Elements(typeof(Shape),"Shape");
mSelectedLines = new Elements(typeof(Line),"Line");
foreach (Shape shape in Shapes.Values)
{
if (shape.Selected)
{
mSelectedElements.Add(shape.Key,shape);
mSelectedShapes.Add(shape.Key,shape);
}
}
foreach (Line line in Lines.Values)
{
if (line.Selected)
{
mSelectedElements.Add(line.Key,line);
mSelectedLines.Add(line.Key,line);
}
}
mSelectedElements.SetModifiable(false);
mSelectedShapes.SetModifiable(false);
mSelectedLines.SetModifiable(false);
}
