public static void Ungroup(this GroupShapeViewModel group, IList <BaseShapeViewModel>?source)
{
Ungroup(group.Shapes, source);
Ungroup(group.Connectors, source);
source?.Remove(@group);
}
public override object Copy(IDictionary <object, object>?shared)
{
var copy = new GroupShapeViewModel(ServiceProvider)
{
Name = Name,
State = State,
Style = _style?.CopyShared(shared),
IsStroked = IsStroked,
IsFilled = IsFilled,
Properties = _properties.CopyShared(shared).ToImmutable(),
Record = _record,
Connectors = _connectors.CopyShared(shared).ToImmutable(),
Shapes = _shapes.CopyShared(shared).ToImmutable()
};
return(copy);
}
public static void Group(this GroupShapeViewModel group, IEnumerable <BaseShapeViewModel>?shapes, IList <BaseShapeViewModel>?source = null)
{
if (shapes is not null)
{
foreach (var shape in shapes)
{
if (shape is PointShapeViewModel pointShapeViewModel)
{
group.AddConnectorAsNone(pointShapeViewModel);
}
else
{
group.AddShape(shape);
}
source?.Remove(shape);
}
}
source?.Add(@group);
}
public static void AddShape(this GroupShapeViewModel group, BaseShapeViewModel shape)
{
shape.Owner = group;
shape.State &= ~ShapeStateFlags.Standalone;
group.Shapes = group.Shapes.Add(shape);
}
