void NodeHostControl_Paint(object sender, PaintEventArgs e)
{
foreach (Control c in this.Controls)
{
IControlPointOwner cpowner = c as IControlPointOwner;
if (cpowner != null)
{
List <KeyValuePair <IControlPoint, IControlPoint> > hitlist = new List <KeyValuePair <IControlPoint, IControlPoint> >();
foreach (IControlPoint cp in cpowner.GetControlPoints())
{
//if (cp.isConnected())
{
foreach (IControlPoint target in cp.GetTargets())
{
if (target.MarkForDelete == true || cp.MarkForDelete == true)
{
//cp.DisconnectControlPoint(target);
hitlist.Add(new KeyValuePair <IControlPoint, IControlPoint>(cp, target));
continue;
}
if (target == null)
{
continue;
}
IControlPoint realTarget = target;
//proxy method
//if (mOwner != null)
//{
// realTarget = mOwner.GetProxyControlPoint(this, target);
//}
//show @ level method:
if (GetCPLevel(target) != this.mGroupID)
{
continue;
}
//TODO: add the concept endpoints having a color
Pen p = mTriggerPen;
if (realTarget.ToString() == "Activate")
{
p = mTriggerActivatePen;
}
if (realTarget.ToString() == "Deactivate")
{
p = mTriggerDeactivatePen;
}
if (cp.HighLight == true || realTarget.HighLight == true)
{
p = mHighlightPen;
}
Point P1 = PointToClient(cp.GetPosition());
Point V1 = PointToClient(cp.GetVector());
Point V2 = PointToClient(realTarget.GetVector());
Point P2 = PointToClient(realTarget.GetPosition());
//smart(ish) routing for horizontal links...
//wire to self
if (P2.Y == P1.Y && Math.Abs(P1.X - P2.X) == 300)
{
V1.Y -= 30;
V2.Y -= 30;
e.Graphics.DrawBezier(p,
P1,
(V1),
(V2),
P2);
}
else if (P2.X - P1.X < -50)// && P2.X - P1.X < 250)
{
//if (P2.X - P1.X > 0 && P2.X - P1.X < 250)
//{
// int num = (250 * (250 - (P2.X - P1.X)) / 250);
// V1.X -= num;
// V2.X += num;
//}
//int num = (250 * (250 - (P2.Y - P1.Y)) / 250);
int num = (P2.Y - P1.Y) / 2;
if (V2.Y > V1.Y)
{
V1.Y += 2 * num;
V2.Y -= 30;
}
else
{
V1.Y -= 30;
V2.Y -= 2 * num;
}
e.Graphics.DrawBezier(p,
P1,
(V1),
(V2),
P2);
}
else
{
if (P2.X - P1.X > 0 && P2.X - P1.X < 250)
{
int num = (250 * (250 - (P2.X - P1.X)) / 250);
V1.X -= num;
V2.X += num;
}
else if (P2.X - P1.X > -50 && P2.X - P1.X < 0)
{
int num = (250 * (-50 - (P2.X - P1.X)) / 50);
V1.X += num;
V2.X -= num;
}
e.Graphics.DrawBezier(p,
P1,
(V1),
(V2),
P2);
}
}
//clean up
}
}
foreach (KeyValuePair <IControlPoint, IControlPoint> target in hitlist)
{
target.Key.DisconnectControlPoint(target.Value);
}
}
}
//base.AutoScroll = true;
//base.AutoScrollPosition = mAutoScrollPosition;
//base.AutoScroll = false;
}
//void EndMove()
//{
// mLastOffset = Point.e
//}
public void MoveControl(int x, int y, int keyPosX, int keyPosY)
{
mbMoving = true;
Point thisPosition = this.PointToScreen(new Point(x, y));
thisPosition = this.Parent.PointToClient(thisPosition);
thisPosition.Offset(-keyPosX, -keyPosY);
bool hitTopBoundry = false;
if (thisPosition.Y < 0)
{
hitTopBoundry = true;
}
if (thisPosition.X - mHost.AutoScrollPosition.X > 0 && thisPosition.Y - mHost.AutoScrollPosition.Y > 0)
{
this.Location = thisPosition;
//OnMoved();
}
else if (thisPosition.Y - mHost.AutoScrollPosition.Y > 0) //slide
{
thisPosition.X = 0;
this.Location = thisPosition;
//OnMoved();
}
else if (thisPosition.X - mHost.AutoScrollPosition.X > 0) //slide
{
thisPosition.Y = 0;
this.Location = thisPosition;
//OnMoved();
}
if (thisPosition.X - mHost.AutoScrollPosition.X > mHost.AutoScrollMinSize.Width - 300)
{
thisPosition.X = mHost.AutoScrollMinSize.Width + mHost.AutoScrollPosition.X - 300;
this.Location = thisPosition;
}
if (thisPosition.Y - mHost.AutoScrollPosition.Y > mHost.AutoScrollMinSize.Height - 300)
{
thisPosition.Y = mHost.AutoScrollMinSize.Height + mHost.AutoScrollPosition.Y - 300;
this.Location = thisPosition;
}
OnMoved();
//if (thisPosition != this.Location)
//{
// OnMoved();
//}
if (hitTopBoundry && thisPosition.X < 200)
{
DragOutOfHost();
}
mHost.Invalidate(false);
return;
IControlPointOwner cpowner = this as IControlPointOwner;
if (cpowner != null)
{
foreach (IControlPoint cp in cpowner.GetControlPoints())
{
if (cp.isConnected())
{
foreach (IControlPoint target in cp.GetTargets())
{
if (target == null)
{
continue;
}
Point p1 = mHost.PointToClient(cp.GetPosition());
Point p2 = mHost.PointToClient(target.GetPosition());
int top = Math.Min(p1.Y, p2.Y);
int bottom = Math.Max(p1.Y, p2.Y);
int left = Math.Min(p1.X, p2.X);
int right = Math.Max(p1.X, p2.X);
Rectangle r = Rectangle.FromLTRB(left - 10, top - 10, right + 10, bottom + 10);
mHost.Invalidate(r, false);
}
}
}
}
}
