public List <VArc> ThisArcs = new List <VArc>(); //todo здесь сделать интерфейс нормальный, инкапсулировать
public void ConnectTo(VArc arc)
{
if (arc.TimesExistInList(ThisArcs) == 0)
{
ThisArcs.Add(arc);
}
}
public ChangeWeightCommand(VArc thisArc, string oldW, string newW, Label oldLabel, Label newLabel)
{
arc = thisArc;
oldWeight = oldW;
newWeight = newW;
oldWeightLabel = oldLabel;
newWeightLabel = newLabel;
}
private static bool ShouldBeDeleted(VArc arc)
{
if (!(cuttedOrCopiedFigures.Contains(arc.From)) ||
!(cuttedOrCopiedFigures.Contains(arc.To)))
{
return(true);
}
else
{
return(false);
}
}
public void ShowProperties(PetriNetNode selected)
{
lblID.Visibility = Visibility.Visible;
lblIDValue.Visibility = Visibility.Visible;
lblName.Visibility = Visibility.Visible;
tbName.Visibility = Visibility.Visible;
btnOkName.Visibility = Visibility.Visible;
lblIngoingArcs.Visibility = Visibility.Visible;
textBoxIngoinArcs.Visibility = Visibility.Visible;
lblOutgoinArcs.Visibility = Visibility.Visible;
textBoxOutgoingArcs.Visibility = Visibility.Visible;
lblIDValue.Content = selected.Id;
tbName.Text = selected.Label;
VPlace place = selected as VPlace;
if (place != null)
{
ShowOnlyPlaceProperties();
tbTokenNumber.Text = place.NumberOfTokens.ToString();
}
else
//HideOnlyPlaceProperties();
{
VTransition transition = selected as VTransition;
ShowOnlyTransitionProperties();
tbPriority.Text = transition.Priority.ToString();
}
textBoxIngoinArcs.Clear();
textBoxOutgoingArcs.Clear();
foreach (VArc a in selected.ThisArcs)
{
VArc arc = a;
if (a.To != selected)
{
textBoxOutgoingArcs.Text += arc.To.Id + "\n";
}
else
{
textBoxIngoinArcs.Text += arc.From.Id + "\n";
}
}
}
public void ShowArcProperties(VArc selected)
{
lblID.Visibility = Visibility.Visible;
lblIDValue.Visibility = Visibility.Visible;
lblIDValue.Content = selected.Id;
lblSource.Visibility = Visibility.Visible;
lblSourceValue.Visibility = Visibility.Visible;
lblTarget.Visibility = Visibility.Visible;
lblTargetValue.Visibility = Visibility.Visible;
lblSourceValue.Content = selected.From.Id;
lblTargetValue.Content = selected.To.Id;
lblWeight.Visibility = Visibility.Visible;
tbArcWeight.Visibility = Visibility.Visible;
lblWeight.Content = "Weight: ";
tbArcWeight.Text = selected.Weight;
btnWeightOK.Visibility = Visibility.Visible;
}
//private VPetriNet(List<VPlace> places, List<VTransition> transitions, List<VArc> arcs)
//{
// this.places = new List<VPlace>(places);
// this.transitions = new List<VTransition>(transitions);
// this.arcs = new List<VArc>(arcs);
// foreach (var arc in arcs)
// {
// Debug.Assert(!ArcSourceAndTargetOfSameType(arc), "Arc source and target must be of different types");
// }
//}
private bool ArcSourceAndTargetOfSameType(VArc arc)
{
return((arc.From is VPlace && arc.To is VPlace) || (arc.From is VTransition && arc.To is VTransition));
}
public AddArcCommand(VArc thisArc)
{
newArc = thisArc;
}
public static List <VArc> OpenGraphMl(XmlDocument graphmlDoc, out bool exc)
{
var returnArcs = new List <VArc>();
keys.Clear();
exc = false;
XmlNode graph = null;
if (graphmlDoc.DocumentElement.LastChild.Name == "graph")
{
graph = graphmlDoc.DocumentElement.LastChild;
}
for (var i = 0; i < graphmlDoc.DocumentElement.ChildNodes.Count; i++)
{
if (graphmlDoc.DocumentElement.ChildNodes[i].Name != "key")
{
continue;
}
string keyId = null, keyValue = null;
for (var j = 0; j < graphmlDoc.DocumentElement.ChildNodes[i].Attributes.Count; j++)
{
switch (graphmlDoc.DocumentElement.ChildNodes[i].Attributes[j].Name)
{
case "id":
keyId = graphmlDoc.DocumentElement.ChildNodes[i].Attributes[j].Value;
break;
case "attr.name":
keyValue = graphmlDoc.DocumentElement.ChildNodes[i].Attributes[j].Value;
break;
}
}
if (!keys.ContainsKey(keyId))
{
keys.Add(keyId, keyValue);
}
}
bool isArcsDirectedByDefault = false;
if (graph == null)
{
MessageBox.Show("Node 'graph' is missed, check the file");
exc = true;
return(returnArcs);
}
else if (graph.LastChild.Name == "edgedefault")
{
if (graph.LastChild.Value == "directed")
{
isArcsDirectedByDefault = true;
}
}
XmlNodeList graphObjects = graph.ChildNodes;
if (graphObjects.Count == 0)
{
MessageBox.Show("There are no nodes in the graph, check the file");
exc = true;
return(returnArcs);
}
foreach (XmlNode node in graphObjects)
{
var id = "";
if (node.Name == "node")
{
for (int i = 0; i < node.Attributes.Count; i++)
{
if (node.Attributes[i].Name == "id")
{
id = node.Attributes[i].Value;
}
}
VPlace place = VPlace.Create(0, 0);
place.Id = id;
PNEditorControl.Net.places.Add(place);
//SetOfFigures.Figures.Add(place);
}
else if (node.Name == "edge")
{
}
else
{
MessageBox.Show("The file contains element with foreign name, it will be ignored, check the file");
}
}
if (PNEditorControl.Net.Nodes.Count == 0)
{
MessageBox.Show("There are no nodes in the graph, check the file");
exc = true;
return(returnArcs);
}
else
{
foreach (XmlNode node in graphObjects)
{
if (node.Name != "edge")
{
continue;
}
PetriNetNode from = null, to = null;
string fromId = null, toId = null, id = null, directed = null;
for (int i = 0; i < node.Attributes.Count; i++)
{
switch (node.Attributes[i].Name)
{
case "source":
fromId = node.Attributes[i].Value;
break;
case "target":
toId = node.Attributes[i].Value;
break;
case "id":
id = node.Attributes[i].Value;
break;
case "directed":
directed = node.Attributes[i].Value;
break;
}
}
double weight = 0;
if (node.FirstChild != null)
{
var data = node.FirstChild;
for (var i = 0; i < data.Attributes.Count; i++)
{
if (data.Attributes[i].Name != "key")
{
continue;
}
string weightValue;
keys.TryGetValue(data.Attributes[i].Value, out weightValue);
if (weightValue == "weight")
{
double.TryParse(data.InnerText.Replace('.', ','), out weight);
}
}
}
foreach (var figure in PNEditorControl.Net.Nodes)
{
if (figure.Id == fromId)
{
from = figure;
}
else if (figure.Id == toId)
{
to = figure;
}
}
var arc = new VArc(from, to)
{
Weight = weight > 1 ? weight.ToString(CultureInfo.InvariantCulture) : "1",
Id = id
};
if (directed != null)
{
arc.IsDirected = directed == "true";
}
else
{
arc.IsDirected = isArcsDirectedByDefault;
}
returnArcs.Add(arc);
}
}
return(returnArcs);
}
public Shape GetKeyByValueForArcs(VArc arc, Dictionary <Shape, VArc> dictionary)
{
return((from ex in dictionary where ex.Value.Equals(arc) select ex.Key).FirstOrDefault());
}
/// <summary>
/// Read model from PNML
/// </summary>
/// <param name="pnmlDoc">pnml document</param>
/// <param name="exc">shows whether any mistakes has been detected</param>
public static List <VArc> OpenPnml(XmlDocument pnmlDoc, out bool exc)
{
var returnArcs = new List <VArc>();
exc = false;
XmlNode net = null;
if (pnmlDoc.DocumentElement.FirstChild.Name == "net")
{
net = pnmlDoc.DocumentElement.FirstChild;
}
if (net == null)
{
MessageBox.Show("Node 'net' is missed, check the file");
exc = true;
return(returnArcs);
}
XmlNode page = null;
for (var i = 0; i < net.ChildNodes.Count; i++)
{
if (net.ChildNodes[i].Name == "page")
{
page = net.ChildNodes[i];
}
}
if (page == null)
{
MessageBox.Show("Node 'page' is missed, check the file");
exc = true;
return(returnArcs);
}
var petriNetObjects = page.ChildNodes;
if (petriNetObjects.Count == 0)
{
MessageBox.Show("There are no nodes in the net, check the file");
exc = true;
return(returnArcs);
}
foreach (XmlNode figure in petriNetObjects)
{
string id = "", name = "";
int numberOfTokens = 0;
double x = -1, y = -1;
if (figure.Name == "place" || figure.Name == "transition")
{
for (var i = 0; i < figure.Attributes.Count; i++)
{
if (figure.Attributes[i].Name == "id")
{
id = figure.Attributes[i].Value;
}
}
var figureNodes = figure.ChildNodes;
//todo Какой-то очень стремный кусок кода. Нужно рефакторить
for (int i = 0; i < figureNodes.Count; i++)
{
if (figureNodes[i].Name == "name")
{
name = figureNodes[i].FirstChild.InnerText;
}
else if (figureNodes[i].Name == "graphics")
{
for (int j = 0; j < figureNodes[i].ChildNodes.Count; j++)
{
if (figureNodes[i].ChildNodes[j].Name == "position")
{
for (int k = 0; k < figureNodes[i].ChildNodes[j].Attributes.Count; k++)
{
if (figureNodes[i].ChildNodes[j].Attributes[k].Name == "x")
{
if (double.TryParse(figureNodes[i].ChildNodes[j].Attributes[k].Value.Replace('.', ','), out x) == false || x < 0)
{
x = 0;
MessageBox.Show("Node " + id + " has incorrect x-coordinate(it will be assumed as 0)");
}
}
else if (figureNodes[i].ChildNodes[j].Attributes[k].Name == "y")
{
if (double.TryParse(figureNodes[i].ChildNodes[j].Attributes[k].Value.Replace('.', ','), out y) == false || y < 0)
{
y = 0;
MessageBox.Show("Node " + id + " has incorrect y-coordinate(it will be assumed as 0)");
}
}
}
}
}
}
else if (figureNodes[i].Name == "initialMarking")
{
if (int.TryParse(figureNodes[i].FirstChild.InnerText, out numberOfTokens) == false)
{
numberOfTokens = 0;
MessageBox.Show("Place " + id + " has incorrect number of tokens(it will be assumed as 0)");
}
}
}
if (figure.Name == "place")
{
var place = VPlace.Create(x, y);
place.Id = id;
place.Label = name;
place.NumberOfTokens = numberOfTokens;
PNEditorControl.Net.places.Add(place);
//SetOfFigures.Figures.Add(place);
}
else
{
var transition = VTransition.Create(x, y);
transition.Id = id;
transition.Label = name;
PNEditorControl.Net.transitions.Add(transition);
//SetOfFigures.Figures.Add(transition);
}
}
else if (figure.Name == "arc")
{
}
else
{
MessageBox.Show("The file contains element with foreign name, it will be ignored, check the file");
}
}
if (PNEditorControl.Net.Nodes.Count == 0)
{
MessageBox.Show("There are no nodes in the net, check the file");
exc = true;
return(returnArcs);
}
else
{
foreach (XmlNode figure in petriNetObjects)
{
if (figure.Name != "arc")
{
continue;
}
PetriNetNode from = null, to = null;
string fromId = null, toId = null, id = null;
for (var i = 0; i < figure.Attributes.Count; i++)
{
switch (figure.Attributes[i].Name)
{
case "source":
fromId = figure.Attributes[i].Value;
break;
case "target":
toId = figure.Attributes[i].Value;
break;
case "id":
id = figure.Attributes[i].Value;
break;
}
}
var arcWeight = 1;
if (figure.FirstChild != null)
{
if (figure.FirstChild.Name == "name")
{
int.TryParse(figure.FirstChild.FirstChild.FirstChild.InnerText, out arcWeight);
}
}
foreach (var f in PNEditorControl.Net.Nodes)
{
if (f.Id == fromId)
{
from = f;
}
else if (f.Id == toId)
{
to = f;
}
}
var arc = new VArc(from, to)
{
Weight = arcWeight.ToString(),
Id = id,
IsDirected = true
};
returnArcs.Add(arc);
}
}
return(returnArcs);
}
private void btnPaste_Click(object sender, RoutedEventArgs e)
{
_copies.Clear();
if (cuttedOrCopiedFigures.Count == 0)
{
nothingToPaste = true;
}
if (nothingToPaste == false)
{
double minX = cuttedOrCopiedFigures[0].CoordX, minY = cuttedOrCopiedFigures[0].CoordY;
foreach (PetriNetNode figure in cuttedOrCopiedFigures)
{
if (figure.CoordX < minX)
{
minX = figure.CoordX;
}
if (figure.CoordY < minY)
{
minY = figure.CoordY;
}
}
if (cutOrCopy == cutOrCopyMode.copy)
{
var copiedF = new List <PetriNetNode>();
var copiedA = new List <VArc>();
UnselectFigures();//(cuttedOrCopiedFigures, cuttedOrCopiedArcs);
foreach (PetriNetNode copiedFigure in cuttedOrCopiedFigures)
{
var x = copiedFigure.CoordX - minX + ScrollViewerForMainModelCanvas.HorizontalOffset + 40;
var y = copiedFigure.CoordY - minY + ScrollViewerForMainModelCanvas.VerticalOffset + 40;
PetriNetNode newFigure;
if (copiedFigure is VPlace)
{
newFigure = VPlace.Create(x, y);
Net.places.Add((VPlace)newFigure);
}
else
{
newFigure = VTransition.Create(x, y);
Net.transitions.Add((VTransition)newFigure);
}
//SetOfFigures.Figures.Add(newFigure);
copiedF.Add(newFigure);
newFigure.Label = copiedFigure.Label;
VPlace place = newFigure as VPlace;
if (place != null)
{
place.NumberOfTokens = (copiedFigure as VPlace).NumberOfTokens;
}
newFigure.IsSelect = true;
DrawFigure(newFigure);
_copies.Add(copiedFigure, newFigure);
MakeSelected(newFigure);
}
foreach (PetriNetNode fig in cuttedOrCopiedFigures)
{
foreach (var arc in fig.ThisArcs)
{
if (!cuttedOrCopiedArcs.Contains(arc))
{
continue;
}
PetriNetNode fromF;
_copies.TryGetValue(arc.From, out fromF);
PetriNetNode toF;
_copies.TryGetValue(arc.To, out toF);
var arcs = from ar in Net.arcs where ar.From == fromF && ar.To == toF select ar;
if (arcs.Any())
{
continue;
}
var newArc = new VArc(fromF, toF)
{
IsDirected = arc.IsDirected,
Weight = arc.Weight
};
newArc.AddToThisArcsLists();
DrawArc(newArc);
if (newArc.IsDirected)
{
var lineVisible = GetKeyByValueForArcs(newArc, DictionaryForArcs);
DrawArrowHeads(lineVisible);
GetKeyByValueForArcs(newArc, DictionaryForArrowHeads1).MouseDown += MouseArcDown;
GetKeyByValueForArcs(newArc, DictionaryForArrowHeads2).MouseDown += MouseArcDown;
}
newArc.IsSelect = true;
_selectedArcs.Add(newArc);
ColorArrow(newArc);
Net.arcs.Add(newArc);
copiedA.Add(newArc);
}
}
var newCommand = new PasteCommand(copiedF, copiedA);
Command.ExecutedCommands.Push(newCommand);
}
else if (cutOrCopy == cutOrCopyMode.cut && _numberOfPastes == 0)
{
_numberOfPastes++;
foreach (var figure in cuttedOrCopiedFigures)
{
foreach (var arc in figure.ThisArcs)
{
if (!cuttedOrCopiedArcs.Contains(arc))
{
cuttedOrCopiedArcs.Add(arc);
}
}
figure.CoordX += -minX + ScrollViewerForMainModelCanvas.HorizontalOffset;
figure.CoordY += -minY + ScrollViewerForMainModelCanvas.VerticalOffset;
}
var toDelete = PasteFiguresAndArcs(cuttedOrCopiedFigures, cuttedOrCopiedArcs);
foreach (var arc in toDelete)
{
cuttedOrCopiedArcs.Remove(arc);
arc.IsSelect = false;
_selectedArcs.Remove(arc);
Net.arcs.Remove(arc);
}
var figures = new List <PetriNetNode>();
var arcs1 = new List <VArc>();
figures.AddRange(cuttedOrCopiedFigures);
arcs1.AddRange(cuttedOrCopiedArcs);
var newCommand = new PasteCommand(figures, arcs1);
Command.ExecutedCommands.Push(newCommand);
}
Command.CanceledCommands.Clear();
}
_figuresBeforeDrag = CopyListOfFigures(Net.Nodes);
ReassignSelectedProperties();
TurnOnSelectMode();
}