private void MakeTemporaryLink()
{
if (myLink == null)
{
// create a new link starting at the bottom port of the first block
GoLink l = new GoLink();
l.Orthogonal = true;
GoPort fp = new GoPort();
fp.Style = GoPortStyle.Rectangle;
fp.FromSpot = this.Predecessor.BottomPort.FromSpot;
fp.Bounds = this.Predecessor.BottomPort.Bounds;
l.FromPort = fp;
GoPort tp = new GoPort();
tp.Size = new SizeF(1, 1);
tp.Position = this.LastInput.DocPoint;
tp.ToSpot = GoObject.MiddleTop;
l.ToPort = tp;
// the link is temporarily a view object
this.View.Layers.Default.Add(l);
myLink = l;
}
}
/// <summary>
/// If any part is removed from this group,
/// be sure to remove any references in local fields.
/// </summary>
/// <param name="obj"></param>
public override bool Remove(GoObject obj)
{
bool result = base.Remove(obj);
if (obj == myBack)
{
myBack = null;
return(result);
}
if (obj == myLabel)
{
myLabel = null;
return(result);
}
if (obj == myTopPort)
{
myTopPort = null;
return(result);
}
if (obj == myRightPort)
{
myRightPort = null;
return(result);
}
if (obj == myBottomPort)
{
myBottomPort = null;
return(result);
}
if (obj == myLeftPort)
{
myLeftPort = null;
}
return(result);
}
/// <summary>
/// Handle this class's property changes for undo and redo
/// </summary>
/// <param name="e"></param>
/// <param name="undo"></param>
public override void ChangeValue(GoChangedEventArgs e, bool undo)
{
switch (e.SubHint)
{
case 2101:
LabelSpot = e.GetInt(undo);
break;
case 2102:
Shape = (GoShape)e.GetValue(undo);
break;
case 2103:
Label = (GoText)e.GetValue(undo);
break;
case 2104:
Port = (GoPort)e.GetValue(undo);
break;
case 2105:
MiddleLabelMargin = e.GetSize(undo);
break;
case 2106:
AutoResizes = (bool)e.GetValue(undo);
break;
default:
base.ChangeValue(e, undo);
break;
}
}
protected override GoPort CreatePort(int spot)
{
GoPort p = base.CreatePort(spot);
p.Brush = null;
return(p);
}
// Implement a simple tree-layout algorithm
public float LayoutTree(TextNode node, float oldx, float oldy)
{
float origy = oldy;
float newy = oldy;
// recurse through all the node's children
GoPort outp = node.RightPort;
// for each link attached to the output port...
foreach (GoLink link in outp.Links)
{
// in case we link things up in the wrong direction sometime in the future,
// this gets the other end of the link no matter which way we're going
GoPort inp = link.GetOtherPort(outp) as GoPort;
if (inp == null)
{
continue;
}
// get the child node, and lay it out recursively if not already positioned
TextNode child = (TextNode)inp.Parent;
if (child.Top <= 0)
{
newy = LayoutTree(child, oldx + node.Width + myHorizSeparation, oldy);
// increment the Y position for the next child, if any
oldy = newy + node.Height + myVertSeparation;
}
}
// position this node at the average Y position of the children
node.Position = new PointF(oldx, (origy + newy) / 2);
return(newy); // updated by recursive layoutTree calls
}
/// <summary>
/// If any part is removed from this group,
/// be sure to remove any references in local fields.
/// </summary>
/// <param name="obj"></param>
public override bool Remove(GoObject obj)
{
bool result = base.Remove(obj);
if (obj == myIcon)
{
myIcon = null;
return(result);
}
if (obj == myLabel)
{
myLabel.RemoveObserver(this);
myLabel = null;
return(result);
}
if (obj == myInPort)
{
myInPort = null;
return(result);
}
if (obj == myOutPort)
{
myOutPort = null;
}
return(result);
}
/// <summary>
/// Create a GoTextNode with four ports and a <see cref="T:Northwoods.Go.GoDrawing" /> background,
/// initialized to have the figure <paramref name="fig" />.
/// </summary>
/// <param name="fig">a <see cref="T:Northwoods.Go.GoFigure" /> enumeration value</param>
/// <remarks>
/// This constructor basically does the following, but more efficiently:
/// <pre><code>
/// GoTextNode n = new GoTextNode();
/// n.Background = new GoDrawing(fig);
/// </code></pre>
/// </remarks>
public GoTextNode(GoFigure fig)
{
base.InternalFlags &= -17;
base.InternalFlags |= 16908288;
myBack = new GoDrawing(fig)
{
Selectable = false,
Resizable = false,
Reshapable = false,
Brush = GoShape.Brushes_LightGray
};
Add(myBack);
myLabel = CreateLabel();
Add(myLabel);
myTopPort = CreatePort(32);
Add(myTopPort);
myRightPort = CreatePort(64);
Add(myRightPort);
myBottomPort = CreatePort(128);
Add(myBottomPort);
myLeftPort = CreatePort(256);
Add(myLeftPort);
base.Initializing = false;
LayoutChildren(null);
}
public new GoPort CreatePort(int spot)
{
GoPort p = base.CreatePort(spot);
p.Size = new SizeF(p.Size.Width * 2, p.Size.Height * 2);
p.EndSegmentLength = 15 + 5; // arrowheadlength + some offset
p.Brush = null;
return(p);
}
private void initializeCommon(string name)
{
myLabel = CreateLabel(name);
Add(myLabel);
myPort = CreatePort();
Add(myPort);
base.PropertiesDelegatedToSelectionObject = true;
base.Initializing = false;
LayoutChildren(null);
}
/// <summary>
/// Construct a GoBoxNode that by default has a body that is a multiline
/// <see cref="T:Northwoods.Go.GoText" /> object with a white background.
/// </summary>
/// <remarks>
/// This calls <see cref="M:Northwoods.Go.GoBoxNode.CreatePort" /> and <see cref="M:Northwoods.Go.GoBoxNode.CreateBody" />
/// to get initial values for <see cref="P:Northwoods.Go.GoBoxNode.Port" /> and <see cref="P:Northwoods.Go.GoBoxNode.Body" />.
/// </remarks>
public GoBoxNode()
{
base.InternalFlags |= 131072;
base.InternalFlags &= -17;
myPort = CreatePort();
Add(myPort);
myBody = CreateBody();
Add(myBody);
base.Initializing = false;
LayoutChildren(null);
}
/// <summary>
/// Create and initialize a <see cref="T:Northwoods.Go.GoShape" />.
/// </summary>
/// <param name="p">the <see cref="T:Northwoods.Go.GoPort" /> created for this node by <see cref="M:Northwoods.Go.GoBasicNode.CreatePort" /></param>
/// <returns>
/// By default this returns a <see cref="T:Northwoods.Go.GoEllipse" /> that is somewhat larger than the port <paramref name="p" />.
/// </returns>
/// <remarks>
/// By default the ellipse uses a white brush--set the <see cref="P:Northwoods.Go.GoBasicNode.Pen" />
/// and <see cref="P:Northwoods.Go.GoBasicNode.Brush" /> properties to change the appearance.
/// The shape is not itself selectable, resizable, or reshapable.
/// </remarks>
/// <example>
/// If you override this method, you may want the definition to do
/// some of the things that the standard definition does:
/// <code>
/// protected virtual GoShape CreateShape(GoPort p) {
/// // create the bigger circle/ellipse around and behind the port
/// GoShape e = new GoEllipse();
/// SizeF psize = p.Size;
/// e.Size = new SizeF(psize.Width + 2*7, psize.Height + 2*7);
/// e.Selectable = false;
/// e.Resizable = false;
/// e.Reshapable = false;
/// e.Brush = GoShape.Brushes_White;
/// return e;
/// }
/// </code>
/// </example>
protected virtual GoShape CreateShape(GoPort p)
{
GoEllipse goEllipse = new GoEllipse();
SizeF size = p.Size;
goEllipse.Size = new SizeF(size.Width + 2f * DefaultShapeMargin.Width, size.Height + 2f * DefaultShapeMargin.Height);
goEllipse.Selectable = false;
goEllipse.Resizable = false;
goEllipse.Reshapable = false;
goEllipse.Brush = GoShape.Brushes_White;
return(goEllipse);
}
/// <summary>
/// If any part is removed from this group,
/// be sure to remove any references in local fields.
/// </summary>
/// <param name="obj"></param>
public override bool Remove(GoObject obj)
{
bool result = base.Remove(obj);
if (obj == myBody)
{
myBody = null;
return(result);
}
if (obj == myPort)
{
myPort = null;
}
return(result);
}
/// <summary>
/// Create a GoBasicNode with just a port and a shape centered behind the port,
/// but no label.
/// </summary>
/// <remarks>
/// This calls <see cref="M:Northwoods.Go.GoBasicNode.CreatePort" /> and <see cref="M:Northwoods.Go.GoBasicNode.CreateShape(Northwoods.Go.GoPort)" />
/// to get initial values for <see cref="P:Northwoods.Go.GoBasicNode.Port" /> and <see cref="P:Northwoods.Go.GoBasicNode.Shape" />.
/// </remarks>
public GoBasicNode()
{
base.InternalFlags |= 16908288;
myPort = CreatePort();
myShape = CreateShape(myPort);
Add(myShape);
Add(myPort);
if (myPort != null)
{
myPort.PortObject = myShape;
}
base.PropertiesDelegatedToSelectionObject = true;
base.Initializing = false;
LayoutChildren(null);
}
public GoPort FindNearestPort(PointF pt, GraphNode gn)
{
float maxdist = 10e20f;
GoPort closest = null;
GoPort p;
p = gn.TopPort;
if (p != null)
{
float dist = (p.Left - pt.X) * (p.Left - pt.X) + (p.Top - pt.Y) * (p.Top - pt.Y);
if (dist < maxdist)
{
maxdist = dist;
closest = p;
}
}
p = gn.RightPort;
if (p != null)
{
float dist = (p.Left - pt.X) * (p.Left - pt.X) + (p.Top - pt.Y) * (p.Top - pt.Y);
if (dist < maxdist)
{
maxdist = dist;
closest = p;
}
}
p = gn.BottomPort;
if (p != null)
{
float dist = (p.Left - pt.X) * (p.Left - pt.X) + (p.Top - pt.Y) * (p.Top - pt.Y);
if (dist < maxdist)
{
maxdist = dist;
closest = p;
}
}
p = gn.LeftPort;
if (p != null)
{
float dist = (p.Left - pt.X) * (p.Left - pt.X) + (p.Top - pt.Y) * (p.Top - pt.Y);
if (dist < maxdist)
{
maxdist = dist;
closest = p;
}
}
return(closest);
}
public GoPort FindNearestPort(PointF pt, FlowBlock fb)
{
float maxdist = 10e20f;
GoPort closest = null;
GoPort p;
p = fb.TopPort;
if (p != null)
{
float dist = (p.Left - pt.X) * (p.Left - pt.X) + (p.Top - pt.Y) * (p.Top - pt.Y);
if (dist < maxdist)
{
maxdist = dist;
closest = p;
}
}
p = fb.RightPort;
if (p != null)
{
float dist = (p.Left - pt.X) * (p.Left - pt.X) + (p.Top - pt.Y) * (p.Top - pt.Y);
if (dist < maxdist)
{
maxdist = dist;
closest = p;
}
}
p = fb.BottomPort;
if (p != null)
{
float dist = (p.Left - pt.X) * (p.Left - pt.X) + (p.Top - pt.Y) * (p.Top - pt.Y);
if (dist < maxdist)
{
maxdist = dist;
closest = p;
}
}
p = fb.LeftPort;
if (p != null)
{
float dist = (p.Left - pt.X) * (p.Left - pt.X) + (p.Top - pt.Y) * (p.Top - pt.Y);
if (dist < maxdist)
{
maxdist = dist;
closest = p;
}
}
return(closest);
}
private void initializeCommon(string name)
{
myText = name;
myLabel = CreateLabel(name);
Add(myLabel);
if (myLabel != null)
{
myLabel.AddObserver(this);
}
myInPort = CreatePort(input: true);
Add(myInPort);
myOutPort = CreatePort(input: false);
Add(myOutPort);
base.PropertiesDelegatedToSelectionObject = true;
base.Initializing = false;
LayoutChildren(null);
}
/// <summary>
/// Handle this class's property changes for undo and redo
/// </summary>
/// <param name="e"></param>
/// <param name="undo"></param>
public override void ChangeValue(GoChangedEventArgs e, bool undo)
{
switch (e.SubHint)
{
case 2801:
Label = (GoText)e.GetValue(undo);
break;
case 2802:
Background = (GoObject)e.GetValue(undo);
break;
case 2803:
TopPort = (GoPort)e.GetValue(undo);
break;
case 2804:
RightPort = (GoPort)e.GetValue(undo);
break;
case 2805:
BottomPort = (GoPort)e.GetValue(undo);
break;
case 2806:
LeftPort = (GoPort)e.GetValue(undo);
break;
case 2807:
TopLeftMargin = e.GetSize(undo);
break;
case 2808:
BottomRightMargin = e.GetSize(undo);
break;
case 2809:
AutoResizes = (bool)e.GetValue(undo);
break;
default:
base.ChangeValue(e, undo);
break;
}
}
/// <summary>
/// Create a top or bottom port for this node.
/// </summary>
/// <param name="top"></param>
/// <returns></returns>
/// <example>
/// If you override this method, you may want the definition to do
/// some of the things that the standard definition does:
/// <code>
/// public virtual GoObject CreateEndPort(bool top) {
/// GoPort p = new GoPort();
/// p.Size = new SizeF(5, 3);
/// p.Style = GoPortStyle.None;
/// if (top) {
/// p.FromSpot = MiddleTop;
/// p.ToSpot = MiddleTop;
/// } else {
/// p.FromSpot = MiddleBottom;
/// p.ToSpot = MiddleBottom;
/// }
/// return p;
/// }
/// </code>
/// </example>
public virtual GoObject CreateEndPort(bool top)
{
GoPort goPort = new GoPort();
goPort.Size = new SizeF(5f, 3f);
goPort.Style = GoPortStyle.None;
if (top)
{
goPort.FromSpot = 32;
goPort.ToSpot = 32;
}
else
{
goPort.FromSpot = 128;
goPort.ToSpot = 128;
}
return(goPort);
}
/// <summary>
/// Create and initialize a port that may go on either the left side or the right side.
/// </summary>
/// <param name="left"></param>
/// <param name="idx"></param>
/// <returns>by default, a <see cref="T:Northwoods.Go.GoPort" /></returns>
/// <remarks>
/// </remarks>
/// <example>
/// If you override this method, you may want the definition to do
/// some of the things that the standard definition does:
/// <code>
/// public virtual GoObject CreatePort(bool left, int idx) {
/// GoPort p = new GoPort();
/// p.Size = new SizeF(3, 5);
/// p.Style = GoPortStyle.None;
/// if (left) {
/// p.FromSpot = MiddleLeft;
/// p.ToSpot = MiddleLeft;
/// } else {
/// p.FromSpot = MiddleRight;
/// p.ToSpot = MiddleRight;
/// }
/// return p;
/// }
/// </code>
/// </example>
public virtual GoObject CreatePort(bool left, int idx)
{
GoPort goPort = new GoPort();
goPort.Size = new SizeF(3f, 5f);
goPort.Style = GoPortStyle.None;
if (left)
{
goPort.FromSpot = 256;
goPort.ToSpot = 256;
}
else
{
goPort.FromSpot = 64;
goPort.ToSpot = 64;
}
return(goPort);
}
/// <summary>
/// Create a GoTextNode displaying an empty text string with a rectangular
/// background and a port at each side.
/// </summary>
/// <remarks>
/// This calls <see cref="M:Northwoods.Go.GoTextNode.CreateBackground" />, <see cref="M:Northwoods.Go.GoTextNode.CreateLabel" />,
/// and <see cref="M:Northwoods.Go.GoTextNode.CreatePort(System.Int32)" /> for each of the four <c>Middle...</c> spots,
/// to get initial values for <see cref="P:Northwoods.Go.GoTextNode.Background" />, <see cref="P:Northwoods.Go.GoTextNode.Label" />,
/// <see cref="P:Northwoods.Go.GoTextNode.TopPort" />, <see cref="P:Northwoods.Go.GoTextNode.RightPort" />, <see cref="P:Northwoods.Go.GoTextNode.BottomPort" />,
/// and <see cref="P:Northwoods.Go.GoTextNode.LeftPort" />.
/// </remarks>
public GoTextNode()
{
base.InternalFlags &= -17;
base.InternalFlags |= 16908288;
myBack = CreateBackground();
Add(myBack);
myLabel = CreateLabel();
Add(myLabel);
myTopPort = CreatePort(32);
Add(myTopPort);
myRightPort = CreatePort(64);
Add(myRightPort);
myBottomPort = CreatePort(128);
Add(myBottomPort);
myLeftPort = CreatePort(256);
Add(myLeftPort);
base.Initializing = false;
LayoutChildren(null);
}
/// <summary>
/// Because the label may be selectable and deleted by the user,
/// be sure to remove any reference to the label.
/// </summary>
/// <param name="obj"></param>
/// <remarks>
/// Remember to override this to clear any child object references you add to this class.
/// </remarks>
public override bool Remove(GoObject obj)
{
bool result = base.Remove(obj);
if (obj == myIcon)
{
myIcon = null;
return(result);
}
if (obj == myLabel)
{
myLabel = null;
return(result);
}
if (obj == myPort)
{
myPort = null;
}
return(result);
}
public override void main()
{
IList <Thread> thread_list = new List <Thread> ();
// Disparar todos os componentes de computação e sincronizadores (activate kind).
foreach (string port_name in PortNames)
{
gov.cca.Port unit = Services.getPort(port_name);
if (unit is GoPort)
{
GoPort unit_go = (GoPort)unit;
Thread tgo = new Thread(new ThreadStart(() => unit_go.go()));
tgo.Start();
}
}
foreach (Thread t in thread_list)
{
t.Join();
}
}
public override void DoMouseMove()
{
if (myLink != null && myLink.ToPort != null)
{
GoPort p = myLink.ToPort.GoObject as GoPort;
if (p != null)
{
p.Position = this.LastInput.DocPoint;
FlowBlock gn = this.View.PickObject(true, false, this.LastInput.DocPoint, true) as FlowBlock;
if (gn != null && gn != this.Predecessor && !FlowView.IsLinked(this.Predecessor, gn))
{
GoPort nearest = FindNearestPort(this.LastInput.DocPoint, gn);
if (nearest != null)
{
p.Position = nearest.Position;
p.ToSpot = nearest.ToSpot;
}
}
}
}
}
public override void DoMouseDown()
{
if (this.Predecessor == null)
{
FlowBlock gn = this.View.PickObject(true, false, this.LastInput.DocPoint, true) as FlowBlock;
if (gn == null)
{
return;
}
if (!gn.IsPredecessor)
{
return;
}
this.Predecessor = gn;
MainBase.App.SetStatusMessage("From block " + this.Predecessor.Text);
MakeTemporaryLink();
}
else
{
FlowBlock gn = this.View.PickObject(true, false, this.LastInput.DocPoint, true) as FlowBlock;
if (gn != null && gn != this.Predecessor && !FlowView.IsLinked(this.Predecessor, gn))
{
// delete the temporary link
this.View.Layers.Default.Remove(myLink);
myLink = null;
// create the link in the design
GoPort nearest = FindNearestPort(this.LastInput.DocPoint, gn);
IGoLink link = this.View.CreateLink(this.Predecessor.BottomPort, nearest);
if (link != null)
{
this.TransactionResult = "New link";
this.View.RaiseLinkCreated(link.GoObject);
this.View.Selection.Select(link.GoObject);
}
StopTool();
}
}
}
public override void DoMouseDown()
{
if (this.Predecessor == null)
{
GraphNode gn = this.View.PickObject(true, false, this.LastInput.DocPoint, true) as GraphNode;
if (gn == null)
{
return;
}
if (!gn.IsPredecessor)
{
return;
}
this.Predecessor = gn;
MainForm.App.SetStatusMessage("Predecessor will be " + this.Predecessor.Text);
MakeTemporaryLink();
}
else
{
GraphNode gn = this.View.PickObject(true, false, this.LastInput.DocPoint, true) as GraphNode;
if (gn != null && gn != this.Predecessor && !GraphView.IsLinked(this.Predecessor, gn))
{
// get rid of the temporary link
this.View.Layers.Default.Remove(myLink);
myLink = null;
// create the link in the document
GoPort nearest = FindNearestPort(this.LastInput.DocPoint, gn);
IGoLink link = this.View.CreateLink(this.Predecessor.BottomPort, nearest);
if (link != null)
{
this.TransactionResult = "New Relationship";
this.View.RaiseLinkCreated(link.GoObject);
this.View.Selection.Select(link.GoObject);
}
StopTool();
}
}
}
/// <summary>
/// Create a GoBasicNode with a port and a label and a <see cref="T:Northwoods.Go.GoDrawing" /> shape,
/// initialized to have the figure <paramref name="fig" /> and a Middle <see cref="P:Northwoods.Go.GoBasicNode.LabelSpot" />.
/// </summary>
/// <param name="fig">a <see cref="T:Northwoods.Go.GoFigure" /> enumeration value</param>
/// <remarks>
/// This constructor basically does the following, but more efficiently:
/// <pre><code>
/// GoBasicNode n = new GoBasicNode();
/// n.LabelSpot = GoObject.Middle;
/// n.Text = "";
/// n.Shape = new GoDrawing(fig);
/// </code></pre>
/// </remarks>
public GoBasicNode(GoFigure fig)
{
base.InternalFlags |= 16908288;
myLabelSpot = 1;
myShape = new GoDrawing(fig);
myShape.Selectable = false;
myShape.Resizable = false;
myShape.Reshapable = false;
myShape.Brush = GoShape.Brushes_White;
myPort = CreatePort();
myPort.Style = GoPortStyle.None;
myLabel = CreateLabel("");
Add(myShape);
Add(myPort);
Add(myLabel);
if (myPort != null)
{
myPort.PortObject = myShape;
}
base.PropertiesDelegatedToSelectionObject = true;
base.Initializing = false;
LayoutChildren(null);
}
public void TruncateLabel()
{
GoText lab = this.FromLabel as GoText;
GoPort fp = this.FromPort as GoPort;
GoPort tp = this.ToPort as GoPort;
if (lab == null || fp == null || tp == null)
{
return;
}
string s = _msg;
float w = Math.Abs(tp.Center.X - fp.Center.X) - 10;
while (s.Length > 0)
{
lab.Text = s;
if (lab.Width < w)
{
break;
}
s = s.Substring(1);
}
}
private void findAllAux <T>(GoObject obj, Search s, List <T> items)
{
IGoPort goPort = obj as IGoPort;
if (goPort != null)
{
if ((s & Search.Ports) != 0)
{
addItem(items, (T)goPort);
}
GoPort goPort2 = goPort as GoPort;
if (goPort2 != null)
{
foreach (IGoLink link in goPort2.Links)
{
considerLink(link, goPort, s, items);
}
}
else
{
foreach (IGoLink link2 in goPort.Links)
{
considerLink(link2, goPort, s, items);
}
}
}
GoGroup goGroup = obj as GoGroup;
if (goGroup != null)
{
foreach (GoObject item in goGroup.GetEnumerator())
{
findAllAux(item, s, items);
}
}
}
public void addPort(GoPort port)
{
ports.Add(port);
}
