/// <summary>
/// Default ctor
/// </summary>
public ContainerEventArgs(ContainerMessage message, VCItem sender, Matrix tx)
: base(null)
{
this.message = message;
this.sender = sender;
Transform = tx;
}
/// <summary>
/// Default ctor
/// </summary>
public ContainerEventArgs(ContainerMessage message, VCItem sender, Point pt)
: base(null)
{
this.message = message;
this.sender = sender;
this.point = pt;
}
/// <summary>
/// Find the first item that contains the given item
/// </summary>
/// <param name="pt"></param>
/// <returns>The first item that contains the given item or null if no item contains the given item.</returns>
public VCItemPlacement Find(VCItem item)
{
for (int i = items.Count - 1; i >= 0; i--)
{
VCItemPlacement placement = items[i];
if (placement.Item == item)
{
return(placement);
}
}
return(null);
}
/// <summary>
/// Insert an item at the given index.
/// </summary>
/// <param name="item"></param>
public VCItemPlacement Insert(int index, VCItem item, Layout.LayoutConstraints constraints)
{
VCItemPlacement placement = new VCItemPlacement(item, constraints);
items.Insert(index, placement);
item.ContainerEvent += new EventHandler <ContainerEventArgs>(item_ContainerEvent);
if (Added != null)
{
Added(this, new VCItemPlacementEventArgs(placement));
}
return(placement);
}
/// <summary>
/// Remove all placements of the given item.
/// </summary>
/// <param name="placement"></param>
public void Remove(VCItem item)
{
int i = 0;
while (i < items.Count)
{
if (items[i].Item == item)
{
Remove(items[i]);
}
else
{
i++;
}
}
}
/// <summary>
/// Remove the given placement.
/// </summary>
/// <param name="placement"></param>
public bool Remove(VCItemPlacement placement)
{
if (items.Remove(placement))
{
VCItem item = placement.Item;
item.ContainerEvent -= new EventHandler <ContainerEventArgs>(item_ContainerEvent);
if (Removed != null)
{
Removed(this, new VCItemPlacementEventArgs(placement));
}
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// Draw selection
/// </summary>
public void Paint(VCItem sender, ItemPaintEventArgs e)
{
if (selecting)
{
var rect = SelectionBounds;
if (!rect.IsEmpty)
{
using (var pen = new Pen(Color.Black))
{
pen.DashStyle = DashStyle.Dot;
e.Graphics.DrawRectangle(pen, SelectionBounds.Round());
}
}
}
// Draw selection boxes (if any)
if (container.SelectedItems.Count > 0)
{
container.DrawItems(e, DrawSelectionBoxes);
}
}
/// <summary>
/// Replace the item at given index with given item
/// </summary>
/// <param name="item"></param>
public VCItemPlacement Replace(int index, VCItem item, Layout.LayoutConstraints constraints)
{
VCItemPlacement oldPlacement = items[index];
oldPlacement.Item.ContainerEvent -= new EventHandler <ContainerEventArgs>(item_ContainerEvent);
VCItemPlacement placement = new VCItemPlacement(item, constraints);
item.ContainerEvent += new EventHandler <ContainerEventArgs>(item_ContainerEvent);
items[index] = placement;
if (Removed != null)
{
Removed(this, new VCItemPlacementEventArgs(oldPlacement));
}
if (Added != null)
{
Added(this, new VCItemPlacementEventArgs(placement));
}
return(placement);
}
/// <summary>
/// Default ctor
/// </summary>
/// <param name="item"></param>
internal VCItemPlacement(VCItem item, Layout.LayoutConstraints constraints)
{
this.item = item;
this.constraints = constraints;
transform = Identity;
}
/// <summary>
/// Default ctor
/// </summary>
/// <param name="item"></param>
internal Update(VCItem item)
{
this.item = item;
}
/// <summary>
/// Default ctor
/// </summary>
public ContainerEventArgs(ContainerMessage message, VCItem sender, RectangleF rectangle) : base(null)
{
this.message = message;
this.sender = sender;
this.rectangle = rectangle;
}
/// <summary>
/// Default ctor
/// </summary>
/// <param name="argument"></param>
public ContainerEventArgs(ContainerMessage message, VCItem sender, object argument)
: base(argument)
{
this.sender = sender;
this.message = message;
}
/// <summary>
/// Default ctor
/// </summary>
public ContainerEventArgs(ContainerMessage message, VCItem sender) : base(null)
{
this.sender = sender;
this.message = message;
}