/// <summary>
/// 拷贝粘贴-----粘贴(从某例子中拷贝过来的没弄明白呢)
/// </summary>
private void MenuItemEditPaste()
{
IDataObject data = Clipboard.GetDataObject();
if (data.GetDataPresent("AddFlow.XMLFormat"))
{
// We first unselect the selected items
this.addFlow1.SelectedItems.Clear();
// Get the data from the clipboard
MemoryStream stream = (MemoryStream)data.GetData("AddFlow.XMLFormat");
// We paste the portion of the diagram in our AddFlow control.
// We group all the load actions in only one action so that we could undo
// the paste action in one time.
this.addFlow1.BeginAction(1003);
XmlTextReader reader = new XmlTextReader(stream);
reader.WhitespaceHandling = WhitespaceHandling.None;
this.addFlow1.ReadXml(reader, true, false, false);
reader.Close();
// We move a little each pasted node and link so that they do not recover
// the original items.
float dx = this.addFlow1.Grid.Size.Width;
float dy = this.addFlow1.Grid.Size.Height;
foreach (Lassalle.Flow.Item item in addFlow1.SelectedItems)
{
if (item is Lassalle.Flow.Node)
{
Lassalle.Flow.Node node = (Lassalle.Flow.Node)item;
node.Location = new PointF(node.Location.X + dx, node.Location.Y + dy);
}
else
{
PointF pt;
Lassalle.Flow.Link link = (Lassalle.Flow.Link)item;
if (link.AdjustOrg)
{
pt = link.Points[0];
link.Points[0] = new PointF(pt.X + dx, pt.Y + dy);
}
for (int k = 1; k < link.Points.Count - 1; k++)
{
pt = link.Points[k];
link.Points[k] = new PointF(pt.X + dx, pt.Y + dy);
}
if (link.AdjustDst)
{
pt = link.Points[link.Points.Count - 1];
link.Points[link.Points.Count - 1] = new PointF(pt.X + dx, pt.Y + dy);
}
}
}
addFlow1.EndAction();
}
}
/// <summary>
/// 绘制菱形
/// </summary>
public static Lassalle.Flow.Node Get_Losange_Style()
{
Lassalle.Flow.Node node1 = new Lassalle.Flow.Node();
node1.DrawColor = System.Drawing.Color.Blue;
node1.Shape = new Lassalle.Flow.Shape(Lassalle.Flow.ShapeStyle.Losange, Lassalle.Flow.ShapeOrientation.so_270);
return(node1);
}
/// <summary>
/// 绘制普通活动的样式
/// </summary>
public static Lassalle.Flow.Node Get_Rectangle_Style()
{
Lassalle.Flow.Node node1 = new Lassalle.Flow.Node();
node1.DrawColor = System.Drawing.Color.Blue;
node1.Shape = new Lassalle.Flow.Shape(Lassalle.Flow.ShapeStyle.Rectangle, Lassalle.Flow.ShapeOrientation.so_0);
node1.Trimming = StringTrimming.None;
return(node1);
}
/// <summary>
/// (从某例子中拷贝过来的没弄明白呢,反正是配合剪切用的)
/// </summary>
private void SelectionChangeHandle()
{
Lassalle.Flow.Item item = addFlow1.SelectedItem;
if (item != null)
{
if (item is Lassalle.Flow.Node)
{
Lassalle.Flow.Node node = (Lassalle.Flow.Node)item;
propertyGrid1.SelectedObject = node;
//Label1.Text = "Selected Node";
}
else if (item is Lassalle.Flow.Link)
{
Lassalle.Flow.Link link = (Lassalle.Flow.Link)item;
propertyGrid1.SelectedObject = link;
//Label1.Text = "Selected Link";
}
}
else
{
propertyGrid1.SelectedObject = addFlow1;
// Label1.Text = "AddFlow control";
}
}
