/// <summary>
/// Adds a predefined shape
/// </summary>
/// <param name="type"></param>
/// <param name="location"></param>
public ShapeBase AddShape(ShapeTypes type, Point location)
{
ShapeBase shape = null;
switch (type)
{
case ShapeTypes.Rectangular:
shape = new SimpleRectangle(this);
break;
case ShapeTypes.Oval:
shape = new OvalShape(this);
break;
case ShapeTypes.TextLabel:
shape = new TextLabel(this);
shape.Location = location;
shape.ShapeColor = Color.Transparent;
shape.Text = "A text label (change the text in the property grid)";
shape.Width = 350;
shape.Height = 30;
Shapes.Add(shape);
return(shape);
}
if (shape == null)
{
return(null);
}
shape.ShapeColor = Color.FromArgb(rnd.Next(0, 255), rnd.Next(0, 255), rnd.Next(0, 255));
shape.Location = location;
Shapes.Add(shape);
return(shape);
}
/// <summary>
/// Adds a child to this shape
/// </summary>
/// <param name="text">the text of the newly created shape</param>
/// <returns>the create shape</returns>
public ShapeBase AddChild(string text)
{
SimpleRectangle shape = new SimpleRectangle(site);
shape.Location = new Point(Width / 2 + 50, Height / 2 + 50);
shape.Width = 50;
shape.Height = 25;
shape.Text = text;
shape.ShapeColor = Color.Linen;
shape.IsRoot = false;
shape.parentNode = this;
shape.Font = font;
shape.level = level + 1;
shape.Fit(); //fit the child
//add to the collections
site.graphAbstract.Shapes.Add(shape);
this.childNodes.Add(shape);
//add a connection; From=child, To=parent
Connection con = new Connection(shape, this);
site.Connections.Add(con);
con.site = this.site;
con.visible = true;
shape.connection = con;
if (visible)
{
Expand();
}
else
{
shape.visible = false;
con.visible = false;
}
Fit(); //the cild count added at the end will enlarge the rectangle, so we have to fit
return(shape);
}
/// <summary>
/// Adds the root of the diagram to the canvas
/// </summary>
/// <param name="rootText"></param>
private ShapeBase AddRoot(string rootText)
{
if (Shapes.Count > 0)
{
throw new Exception("You cannot set the root unless the diagram is empty");
}
SimpleRectangle root = new SimpleRectangle(this);
root.Location = new Point(Width / 2 + 50, Height / 2 + 50);
root.Width = 50;
root.Height = 25;
root.Text = rootText;
root.ShapeColor = Color.SteelBlue;
root.IsRoot = true;
root.Font = Font;
root.visible = false;
root.level = 0;
Fit(root);
//set the root of the diagram
this.graphAbstract.Root = root;
Shapes.Add(root);
return(root);
}
/// <summary>
/// Adds a predefined shape
/// </summary>
/// <param name="type"></param>
/// <param name="location"></param>
public ShapeBase AddShape(ShapeTypes type, Point location)
{
ShapeBase shape = null;
switch(type)
{
case ShapeTypes.Rectangular:
shape = new SimpleRectangle(this);
break;
case ShapeTypes.Oval:
shape = new OvalShape(this);
break;
case ShapeTypes.TextLabel:
shape = new TextLabel(this);
shape.Location = location;
shape.ShapeColor = Color.Transparent;
shape.Text = "A text label (change the text in the property grid)";
shape.Width = 350;
shape.Height = 30;
Shapes.Add(shape);
return shape;
}
if(shape==null) return null;
shape.ShapeColor = Color.FromArgb(rnd.Next(0,255),rnd.Next(0,255),rnd.Next(0,255));
shape.Location = location;
Shapes.Add(shape);
return shape;
}
/// <summary>
/// Adds the root of the diagram to the canvas
/// </summary>
/// <param name="rootText"></param>
private ShapeBase AddRoot(string rootText)
{
if(Shapes.Count>0)
throw new Exception("You cannot set the root unless the diagram is empty");
SimpleRectangle root = new SimpleRectangle(this);
root.Location = new Point(Width/2+50,Height/2+50);
root.Width = 50;
root.Height = 25;
root.Text = rootText;
root.ShapeColor = Color.SteelBlue;
root.IsRoot = true;
root.Font = Font;
root.visible = false;
root.level = 0;
Fit(root);
//set the root of the diagram
this.graphAbstract.Root = root;
Shapes.Add(root);
return root;
}
/// <summary>
/// Adds a child to this shape
/// </summary>
/// <param name="text">the text of the newly created shape</param>
/// <returns>the create shape</returns>
public ShapeBase AddChild(string text)
{
SimpleRectangle shape = new SimpleRectangle(site);
shape.Location = new Point(Width/2+50,Height/2+50);
shape.Width = 50;
shape.Height = 25;
shape.Text = text;
shape.ShapeColor = Color.Linen;
shape.IsRoot = false;
shape.parentNode = this;
shape.Font = font;
shape.level = level+1;
shape.Fit(); //fit the child
//add to the collections
site.graphAbstract.Shapes.Add(shape);
this.childNodes.Add(shape);
//add a connection; From=child, To=parent
Connection con = new Connection(shape, this);
site.Connections.Add(con);
con.site = this.site;
con.visible = true;
shape.connection = con;
if(visible)
Expand();
else
{
shape.visible = false;
con.visible = false;
}
Fit(); //the cild count added at the end will enlarge the rectangle, so we have to fit
return shape;
}