public static Person GetPerson(string id, string name, string manager, string title, string department, string extension, string email)
{
Person p = new Person();
p.ID = id;
p.Name = name;
p.Manager = manager;
p.Title = title;
p.Department = department;
p.Extension = extension;
p.Email = email;
return p;
}
private void SetCurrentRootFromInit()
{
if (!string.IsNullOrEmpty(CurrentRootStr))
{
CurrentRoot = persons.First(s => CurrentRootStr == s.ID);
}
}
private void DrawNode(Person parent, bool subset)
{
if (CurrentRoot == null)
{
// Check if the current node is the parent node or not
if (string.IsNullOrEmpty(parent.Manager))
{
AddBox(MyCanvas, parent.X, parent.Level * levelHight, null, parent.ID, parent.Name, parent.Title, parent.Department, parent.Extension, false, true, parent.HiddenSubNodes > 0, parent.Field1, parent.Field2, parent.Field3, parent.Field4, parent.Field5, parent.dotted);
}
}
else if(!subset)
{
AddBox(MyCanvas, parent.X, parent.Level * levelHight, null, parent.ID, parent.Name, parent.Title, parent.Department, parent.Extension, false, true, parent.HiddenSubNodes > 0, parent.Field1, parent.Field2, parent.Field3, parent.Field4, parent.Field5, parent.dotted);
}
// Get the child nodes
var results = from n in persons
where n.Manager == parent.Name && n.Opened == true
select n;
foreach (Person p in results)
{
AddBox(MyCanvas, p.X, p.Level * levelHight, parent.X, p.ID, p.Name, p.Title, p.Department, p.Extension, true, p.SubNodes > 0, p.HiddenSubNodes > 0, p.Field1, p.Field2, p.Field3, p.Field4, p.Field5, p.dotted);
DrawNode(p,true);
}
}
private void DrawNode(Person parent)
{
DrawNode(parent, false);
}
private void CalculateX(Person parent)
{
if (parent.SubNodes > 0)
{
var result = from n in persons
where n.Manager == parent.Name && n.Opened == true
orderby n.NodeOrder
select n;
Person[] nodes = result.ToArray();
// Calculate the startX for each node
double start = parent.StartX;
for (int i = 0; i < nodes.Length; i++)
{
nodes[i].StartX = start;
nodes[i].X = nodes[i].StartX + nodes[i].MinChildWidth / 2;
CalculateX(nodes[i]);
start = start + nodes[i].MinChildWidth;
}
// realign the parent node to the middle of the child nodes
if (nodes.Length > 1)
{
parent.X = (nodes[0].X + nodes[nodes.Length - 1].X) / 2;
}
else // root element
{
parent.X = nodes[0].X;
}
}
}
private void CalculateWidth(Person parent)
{
if (parent.SubNodes > 0)
{
var result = from n in persons
where n.Manager == parent.Name && n.Opened == true
orderby n.NodeOrder
select n;
Person[] nodes = result.ToArray();
double width = 0;
for (int i = 0; i < nodes.Length; i++)
{
// calculate the width of the child before adding it to the parent
CalculateWidth(nodes[i]);
// calculate the new width
width = width + nodes[i].MinChildWidth;
}
if (width > parent.MinChildWidth)
{
parent.MinChildWidth = width;
if (MyCanvas.Width < width)
{
MyCanvas.Width = width;
//totalWidth = width;
}
}
}
}
public void SetLevel(Person parent, int level)
{
Debug.WriteLine(parent.Name + "-" + level);
// Set the node level
parent.Level = level;
// Calculate the total height based on the number of levels
if (totalHight < levelHight * (level + 2))
{
totalHight = levelHight * (level + 2);
MyCanvas.Height = totalHight;
}
// Select the closed items under this parent
var resultN = from n in persons
where n.Manager == parent.Name && n.Opened == false
select n;
// Get the closed nodes number
parent.HiddenSubNodes = resultN.Count();
// Select the opend nodes under this parent
var result = from n in persons
where n.Manager == parent.Name && n.Opened == true
select n;
Person[] nodes = result.ToArray();
// Get the Opend nodes number
parent.SubNodes = nodes.Length;
// Call the child nodes
for (int i = 0; i < nodes.Length; i++)
{
nodes[i].NodeOrder = i + 1;
nodes[i].MinChildWidth = buttonWidth + minHorizontalSpace;
SetLevel(nodes[i], parent.Level + 1);
}
}
public void Refresh(Person employeePerson)
{
MyCanvas.Children.Clear();
MyCanvas.Width = buttonWidth;
MyCanvas.Height = buttonHeight;
totalWidth = MyCanvas.Width;
totalHight = MyCanvas.Height;
employeePerson.MinChildWidth = buttonWidth + minHorizontalSpace;
employeePerson.StartX = 0;
employeePerson.X = employeePerson.MinChildWidth / 2;
SetLevel(employeePerson, 1);
CalculateWidth(employeePerson);
CalculateX(employeePerson);
DrawNode(employeePerson);
}
