protected override void OnPaint(PaintEventArgs e)
{
GraphicsState st = e.Graphics.Save();
ActiveDrawing ei = PortOwner as ActiveDrawing;
Point p0 = ei.Center;
Point p1 = this.Center;
double a;
if (p0.Y == p1.Y)
{
if (p1.X > p0.X)
{
a = -Math.PI / 2.0;
}
else
{
a = Math.PI / 2.0;
}
}
else
{
a = -Math.Atan2((double)(p1.X - p0.X), ((double)(p1.Y - p0.Y)));
}
//move to the center of this port icon. (0,0) co-ordinates is at the left-top of the port icon.
e.Graphics.TranslateTransform(this.Size.Width / 2, this.Size.Height / 2, System.Drawing.Drawing2D.MatrixOrder.Prepend);
//rotate
e.Graphics.RotateTransform((float)(a * 180.0 / Math.PI));
//move to the left-top corner
e.Graphics.TranslateTransform(-this.Size.Width / 2, -this.Size.Height / 2, System.Drawing.Drawing2D.MatrixOrder.Prepend);
//do the drawing
VplDrawing.DrawOutArrow(e.Graphics, _drawBrush, this.Size, enumPositionType.Bottom);
//restore the transformations
e.Graphics.Restore(st);
}
protected override void OnPaint(PaintEventArgs e)
{
GraphicsState st = e.Graphics.Save();
ActiveDrawing ei = PortOwner as ActiveDrawing;
Point p0 = ei.Center;
Point p1 = this.Center;
double a;
if (p0.Y == p1.Y)
{
if (p1.X > p0.X)
{
a = -Math.PI / 2.0;
}
else
{
a = Math.PI / 2.0;
}
}
else
{
a = -Math.Atan2((double)(p1.X - p0.X), ((double)(p1.Y - p0.Y)));
}
e.Graphics.TranslateTransform(this.Size.Width / 2, this.Size.Height / 2, System.Drawing.Drawing2D.MatrixOrder.Prepend);
e.Graphics.RotateTransform((float)(a * 180.0 / Math.PI));
e.Graphics.TranslateTransform(-this.Size.Width / 2, -this.Size.Height / 2, System.Drawing.Drawing2D.MatrixOrder.Prepend);
VplDrawing.DrawInArrow(e.Graphics, _drawBrush, this.Size, enumPositionType.Bottom);
e.Graphics.Restore(st);
}
public void SaveIconLocations()
{
foreach (Control c in Controls)
{
ActiveDrawing ad = c as ActiveDrawing;
if (ad != null)
{
ad.SaveLocation();
}
RelativeDrawing rd = c as RelativeDrawing;
if (rd != null)
{
rd.SaveRelativePosition();
}
}
}
private void setupPorts(bool isNewAction)
{
if (isNewAction)
{
_act.InitializePorts(this);
}
PortCollection pc = _act.GetAllPorts();
if (!isNewAction)
{
foreach (LinkLineNodePort p in pc)
{
p.Owner = this;
}
}
List <Control> ctrls = pc.GetAllControls(false);
Control[] a = new Control[ctrls.Count];
ctrls.CopyTo(a);
Parent.Controls.AddRange(a);
if (isNewAction)
{
OnInitNewPorts();
Parent.Refresh();
}
else
{
for (int i = 0; i < a.Length; i++)
{
ActiveDrawing ad = a[i] as ActiveDrawing;
if (ad != null)
{
ad.RestoreLocation();
}
}
OnInitExistingPorts();
}
}
public static EventPortOut CreateOutPort(TaskID a, EventIcon owner)
{
EventPortOut po = null;
CustomMethodPointer cmp = null;
HandlerMethodID hid = a as HandlerMethodID;
if (hid != null)
{
EventPortOutExecuteMethod em = new EventPortOutExecuteMethod(owner);
em.SetMethod(hid.HandlerMethod);
po = em;
}
else
{
if (a.Action == null)
{
}
else
{
IEventMapSource eir = owner as IEventMapSource;
ClassPointer root = eir.RootPointer;
ClassPointer cpre = root.GetExternalExecuterClass(a.Action);
if (a.Action.IsStatic && cpre != null)
{
EventPortOutClassTypeAction pct = new EventPortOutClassTypeAction(owner);
pct.SetOwnerClassPointer(cpre);
po = pct;
}
else if (a.Action.ActionMethod != null)
{
DataTypePointer dtp = a.Action.ActionMethod.Owner as DataTypePointer;
if (dtp != null)
{
EventPortOutTypeAction pot = new EventPortOutTypeAction(owner);
pot.SetOwnerType(dtp.BaseClassType);
po = pot;
}
else
{
cmp = a.Action.ActionMethod as CustomMethodPointer;
if (cmp != null && cmp.Holder.DefinitionClassId == a.ClassId)
{
EventPortOutExecuteMethod em = new EventPortOutExecuteMethod(owner);
MethodClass mc = cmp.MethodPointed as MethodClass;
if (mc != null)
{
em.SetMethod(mc);
}
po = em;
}
else
{
po = null;
SetterPointer sp = a.Action.ActionMethod as SetterPointer;
if (sp != null)
{
CustomPropertyPointer cpp = sp.SetProperty as CustomPropertyPointer;
if (cpp != null)
{
EventPortOutSetProperty posp = new EventPortOutSetProperty(owner);
posp.SetProperty(cpp.Property);
posp.PropertyId = cpp.MemberId;
po = posp;
}
}
if (po == null)
{
EventPortOutExecuter pe = new EventPortOutExecuter(owner);
pe.ActionExecuterId = a.Action.ExecuterMemberId;
po = pe;
}
}
}
}
else
{
ActionAttachEvent aae = a.Action as ActionAttachEvent;
if (aae != null)
{
EventPortOutExecuter pe = new EventPortOutExecuter(owner);
pe.ActionExecuterId = a.Action.ExecuterMemberId;
po = pe;
}
}
}
}
if (po != null)
{
po.AddAction(a);
ActiveDrawing ei = owner as ActiveDrawing;
double x, y;
ComponentIconEvent.CreateRandomPoint(ei.Width + ComponentIconEvent.PortSize, out x, out y);
po.Location = new Point((int)(ei.Center.X + x), (int)(ei.Center.Y + y));
po.SetLoaded();
po.SaveLocation();
}
return(po);
}
