//circle
public ICircle CreateCircle(IGraphElementHost host)
{
var e = new Circle(host);
OnCreateGraphElement(e);
return(e);
}
//text
public IText CreateText(IGraphElementHost host, string caption)
{
var e = new Text(host, caption);
OnCreateGraphElement(e);
return(e);
}
//polygon
public IPolygon CreatePoly(IGraphElementHost host)
{
var e = new Poly(host);
OnCreateGraphElement(e);
return(e);
}
//rectangle
public IRectangle CreateRectangle(IGraphElementHost host)
{
var e = new Rectangle(host);
OnCreateGraphElement(e);
return(e);
}
//dot
public IDot CreateDot(IGraphElementHost host)
{
var e = new Dot(host);
OnCreateGraphElement(e);
return(e);
}
public Rectangle(IGraphElementHost host)
: base(host)
{
Position = new PointF(0, 0);
Size = new SizeF(40, 20);
PPath.AddRectangle(Position.X, Position.Y, Size.Width, Size.Height);
}
public Dot(IGraphElementHost host)
: base(host)
{
DotSize = 1;
PNode.Brush = null;
PPath.AddRectangle(Position.X, Position.Y, DotSize, DotSize);
}
public Solid(IGraphElementHost host)
: base(host)
{
if (PPath != null)
{
Pen = null;
}
}
public Poly(IGraphElementHost host)
: base(host)
{
Position = new PointF(0, 0);
FPoints = new EditableList <PointF>();
FPoints.Added += new CollectionDelegate <PointF>(PointsChanged);
FPoints.Removed += new CollectionDelegate <PointF>(PointsChanged);
IsClosed = false;
}
public Text(IGraphElementHost host, string caption)
: base(host)
{
if (caption == null)
{
caption = "";
}
Caption = caption;
Brush = null;
}
public Circle(IGraphElementHost host)
: base(host)
{
Radius = 5;
if (Parent != null)
{
PPath.AddEllipse(Position.X, Position.Y, Radius, Radius);
}
else
{
PPath.AddEllipse(0, 0, Radius, Radius);
}
}
public TempPath(IGraphElementHost host, ISolid start)
: base(host)
{
Points = new List <PointF>();
Start = start;
PNode.Brush = null;
//start point
Points.Add(Start.GlobalMiddle);
//end point
Points.Add(Start.GlobalMiddle);
}
public GraphElement(IGraphElementHost host)
{
PNode = CreatePNode();
PNode.Tag = this;
FHost = host;
PNode.Brush = Brushes.Black;
IsSelectable = (host is ISelectable);
IsMovable = (host is IMovable);
IsConnectable = (host is IConnectable);
IsHoverable = (host is IHoverable);
IsClickable = (host is IClickable);
Selectable = (host as ISelectable);
Movable = (host as IMovable);
Connectable = (host as IConnectable);
Hoverable = (host as IHoverable);
Clickable = (host as IClickable);
//enable piccolo input events?
PNode.Pickable = IsSelectable || IsMovable || IsConnectable || IsHoverable || IsClickable;
if (IsMovable)
{
PNode.TransformChanged += BoundsChanged;
}
if (IsHoverable)
{
PNode.MouseEnter += new PInputEventHandler(GraphElement_MouseEnter);
PNode.MouseLeave += new PInputEventHandler(GraphElement_MouseLeave);
PNode.MouseMove += new PInputEventHandler(GraphElement_MouseMove);
}
if (IsClickable)
{
PNode.Click += new PInputEventHandler(PNode_Click);
PNode.DoubleClick += new PInputEventHandler(PNode_DoubleClick);
PNode.MouseDown += new PInputEventHandler(PNode_MouseDown);
PNode.MouseUp += new PInputEventHandler(PNode_MouseUp);
}
}
public LinkPath(IGraphElementHost host, ITempPath temppath, ISolid end)
: base(host, temppath.Start)
{
Points = temppath.Points;
PathConstruction(end);
}
public LinkPath(IGraphElementHost host, ISolid start, ISolid end)
: base(host, start)
{
PathConstruction(end);
}
