/// <summary>
/// Saves the diagram to NML format
/// </summary>
/// <param name="fileName">the file-path</param>
/// <param name="site">the graph-control instance to be serialized</param>
/// <returns></returns>
public static bool SaveAs(string fileName, GraphControl site)
{
XmlTextWriter tw = null;
try
{
tw = new XmlTextWriter(fileName,System.Text.Encoding.Unicode);
tw.Formatting = System.Xml.Formatting.Indented;
IO.NML.NMLSerializer g = new IO.NML.NMLSerializer();
g.Serialize(tw,site.Abstract);
return true;
}
catch(Exception exc)
{
//TODO: more specific exception handling here
Trace.WriteLine(exc.Message, "NMLSerializer.SaveAs");
}
catch
{
Trace.WriteLine("Non-CLS exception caught.","BinarySerializer.SaveAs");
}
finally
{
if(tw!=null) tw.Close();
}
return false;
}
/// <summary>
/// Opens a NML serialized file
/// </summary>
/// <param name="filename"></param>
/// <param name="site"></param>
public static void Open(string filename, GraphControl site)
{
try
{
XmlTextReader reader = new XmlTextReader(filename);
IO.NML.NMLSerializer ser = new IO.NML.NMLSerializer(site);
site.Abstract = ser.Deserialize(reader) as GraphAbstract;
reader.Close();
}
catch (System.IO.DirectoryNotFoundException exc)
{
System.Windows.Forms.MessageBox.Show(exc.Message);
}
catch(System.IO.FileLoadException exc)
{
System.Windows.Forms.MessageBox.Show(exc.Message);
}
catch (System.IO.FileNotFoundException exc)
{
System.Windows.Forms.MessageBox.Show(exc.Message);
}
catch
{
site.OutputInfo("Non-CLS exception caught.","BinarySerializer.SaveAs", OutputInfoLevels.Exception);
}
}
public void updateFromGraphControl(Netron.GraphLib.UI.GraphControl graphControl1)
{
try
{
designGraph graph;
if (graphControl1.Name == "graphControlLHS")
{
graph = L;
}
else
{
graph = R;
}
graph.addNodesFromGraphControl(graphControl1, true);
graph.addArcsFromGraphControl(graphControl1, true);
graph.internallyConnectGraph();
graph.removeNodesAndArcsFromGraphControl(graphControl1);
}
catch (Exception e)
{
MessageBox.Show("There was an error updating the rule from the display. Please save work and re-open. (Error: " + e.ToString() + ")", "Error Updating Rule", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
public static Boolean checkRule(grammarRule rule, GraphControl graphControlLHS,
GraphControl graphControlRHS, Label LglobalLabelsText, Label RglobalLabelsText)
{
rule.updateFromGraphControl(graphControlLHS);
rule.updateFromGraphControl(graphControlRHS);
rule.updateGraphControl(graphControlLHS, graphControlRHS, LglobalLabelsText, RglobalLabelsText);
if ((rule.L.checkForRepeatNames()) &&
(DialogResult.Cancel ==
(MessageBox.Show("Sorry, but you are not allowed to have repeat names in L. I have changed these " +
"names to be unique, which may have disrupted your context graph, K", "Repeat Names in L",
MessageBoxButtons.OKCancel, MessageBoxIcon.Information))))
return false;
else
rule.updateGraphControl(graphControlLHS, graphControlRHS, LglobalLabelsText, RglobalLabelsText);
if ((rule.R.checkForRepeatNames()) &&
(DialogResult.Cancel ==
(MessageBox.Show("Sorry, but you are not allowed to have repeat names in R. I have changed" +
" these names to be unique, which may have disrupted your context graph, K", "Repeat Names in R",
MessageBoxButtons.OK, MessageBoxIcon.Information))))
return false;
else
rule.updateGraphControl(graphControlLHS, graphControlRHS, LglobalLabelsText, RglobalLabelsText);
if ((rule.numElementsInK == 0) && (DialogResult.No == MessageBox.Show(
"There appears to be no common elements between the left and right hand sides of the rule." +
" Is this intentional? If so, click yes to continue.", "No Context Graph",
MessageBoxButtons.YesNo, MessageBoxIcon.Question)))
return false;
if ((rule.KarcsChangeDirection() != "") && (DialogResult.No ==
MessageBox.Show("It appears that arc(s): " + rule.KarcsChangeDirection() +
" change direction (to = from or vice-versa). Even though the arc(s) might be undirected," +
" this can still lead to problems in the rule application, it is recommended that this is" +
" fixed before saving. Save anyway?", "Misdirected Arcs in K", MessageBoxButtons.YesNo,
MessageBoxIcon.Question)))
return false;
return true;
}
public static void Open(string fileName, GraphControl site)
{
FileStream fs=null;
try
{
fs= File.OpenRead(fileName);
}
catch (System.IO.DirectoryNotFoundException exc)
{
System.Windows.Forms.MessageBox.Show(exc.Message);
}
catch(System.IO.FileLoadException exc)
{
System.Windows.Forms.MessageBox.Show(exc.Message);
}
catch (System.IO.FileNotFoundException exc)
{
System.Windows.Forms.MessageBox.Show(exc.Message);
}
//donnot open anything if filestream is not there
if (fs==null) return;
try
{
BinaryFormatter f = new BinaryFormatter();
GraphAbstract tmp = (GraphAbstract) f.Deserialize(fs); //so simple, so powerful
tmp.Site=site;
if(tmp.Shapes.Count<1) return;
// paint the connections
foreach (Shape o in tmp.Shapes)
foreach (Connector c in o.Connectors)
foreach (Connection n in c.Connections)
{
n.Site = site;
if(site.Abstract.mConnections.Contains(n)) continue;
site.Abstract.mConnections.Add(n);//is not done automatically
n.InitEntity();
}
// paint the shapes
foreach (Shape o in tmp.Shapes)
{
o.Site = site;
o.InitEntity();
}
//paint the connector
foreach (Shape o in tmp.Shapes)
foreach (Connector c in o.Connectors)
if ((o.Hover) || (c.Hover))
{
c.Site = site;
c.InitEntity();
}
site.extract = tmp;
}
catch(SerializationException exc)
{
System.Windows.Forms.MessageBox.Show(exc.Message);
}
finally
{
if(fs!=null)
fs.Close();
}
}
public static bool SaveAs(string fileName, GraphControl site)
{
FileStream fs = new FileStream(fileName, FileMode.Create);
BinaryFormatter f = new BinaryFormatter();
//XmlSerializer f = new XmlSerializer(typeof(GraphAbstract),"Netron.GraphLib");
try
{
//Warning!: cleaning up, you need to unhook all events since unserializable classes hooked to events will give problems
f.Serialize(fs, site.extract);
return true;
}
//catch(SerializationException exc)
catch(Exception exc)
{
System.Windows.Forms.MessageBox.Show("The graph was not saved, because some graph events were attached to non-serializable classes.\r\n This is a known issue and will be resolved in a later stadium.");
Debug.WriteLine(exc.Message);
DumpInfo();
}
finally
{
fs.Close();
}
return false;
}
public void updateGraphControl(Netron.GraphLib.UI.GraphControl graphControlLHS,
Netron.GraphLib.UI.GraphControl graphControlRHS, Label LglobalLabelsText, Label RglobalLabelsText)
{
try
{
numElementsInK = 0;
foreach (node a in L.nodes)
{
if (R.nodes.Exists(delegate(node b) { return(b.name == a.name); }))
{
numElementsInK++;
a.displayShape.ShapeColor = System.Drawing.Color.FromArgb(214, 145, 82);
}
else
{
a.displayShape.ShapeColor = System.Drawing.Color.White;
}
}
foreach (arc a in L.arcs)
{
if (R.arcs.Exists(delegate(arc b) { return(b.name == a.name); }))
{
numElementsInK++;
a.displayShape.LineColor = System.Drawing.Color.FromArgb(214, 145, 82);
a.displayShape.LineWeight = ConnectionWeight.Fat;
}
else
{
a.displayShape.LineColor = System.Drawing.Color.Black;
a.displayShape.LineWeight = ConnectionWeight.Medium;
}
}
foreach (node a in R.nodes)
{
if (L.nodes.Exists(delegate(node b) { return(b.name == a.name); }))
{
numElementsInK++;
a.displayShape.ShapeColor = System.Drawing.Color.FromArgb(214, 145, 82);
}
else
{
a.displayShape.ShapeColor = System.Drawing.Color.White;
}
}
foreach (arc a in R.arcs)
{
if (L.arcs.Exists(delegate(arc b) { return(b.name == a.name); }))
{
numElementsInK++;
a.displayShape.LineColor = System.Drawing.Color.FromArgb(214, 145, 82);
a.displayShape.LineWeight = ConnectionWeight.Fat;
}
else
{
a.displayShape.LineColor = System.Drawing.Color.Black;
a.displayShape.LineWeight = ConnectionWeight.Medium;
}
}
L.updateGraphControl(graphControlLHS, LglobalLabelsText);
R.updateGraphControl(graphControlRHS, RglobalLabelsText);
}
catch (Exception e)
{
MessageBox.Show("There was an error displaying the graphs. Please save work and re-open." +
" (Error: " + e.ToString() + ")", "Error Displaying Graphs", MessageBoxButtons.OK,
MessageBoxIcon.Error);
}
}
public void updateFromGraphControl(Netron.GraphLib.UI.GraphControl graphControl1)
{
try
{
node tempnode;
arc temparc;
Shape fromShape, toShape;
designGraph graph;
if (graphControl1.Name == "graphControlLHS")
{
graph = L;
}
else
{
graph = R;
}
foreach (Shape a in graphControl1.Shapes)
{
if (!graph.nodes.Exists(delegate(node b) { return(b.displayShape == a); }))
{
graph.nodes.Add(new ruleNode(graph.nameFromText(a.Text)));
tempnode = graph.nodes[graph.lastNode];
}
else
{
tempnode = graph.nodes.Find(delegate(node b) { return(b.displayShape == a); });
}
if (a.Text != "[Not_set]")
{
tempnode.name = graph.nameFromText(a.Text);
tempnode.localLabels = graph.labelsFromText(a.Text);
}
tempnode.screenX = a.X;
tempnode.screenY = a.Y;
tempnode.shapekey = node.lookupShapeKey(a);
tempnode.displayShape = a;
}
foreach (Connection a in graphControl1.Connections)
{
if (!graph.arcs.Exists(delegate(arc b) { return(b.displayShape == a); }))
{
graph.arcs.Add(new ruleArc(graph.nameFromText(a.Text)));
temparc = graph.arcs[graph.lastArc];
}
else
{
temparc = graph.arcs.Find(delegate(arc b) { return(b.displayShape == a); });
}
fromShape = a.From.BelongsTo;
toShape = a.To.BelongsTo;
temparc.From = graph.nodes.Find(delegate(node c)
{ return(graph.sameName(c.name, fromShape.Text)); });
temparc.To = graph.nodes.Find(delegate(node c)
{ return(graph.sameName(c.name, toShape.Text)); });
for (int i = 0; i != fromShape.Connectors.Count; i++)
{
if (fromShape.Connectors[i] == a.From)
{
temparc.fromConnector = i;
}
}
for (int i = 0; i != toShape.Connectors.Count; i++)
{
if (toShape.Connectors[i] == a.To)
{
temparc.toConnector = i;
}
}
if (a.Text != "[Not_set]")
{
temparc.name = graph.nameFromText(a.Text);
temparc.localLabels = graph.labelsFromText(a.Text);
}
temparc.curveStyle = a.LinePath;
if (a.LineEnd != ConnectionEnd.NoEnds)
{
temparc.directed = true;
}
else
{
temparc.directed = false;
}
if (a.LineEnd == ConnectionEnd.BothFilledArrow)
{
temparc.doublyDirected = true;
}
else
{
temparc.doublyDirected = false;
}
temparc.displayShape = a;
}
graph.internallyConnectGraph();
}
catch (Exception e)
{
MessageBox.Show("There was an error updating the rule from the display. Please save work and re-open. (Error: " + e.ToString() + ")", "Error Updating Rule", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="site"></param>
public NMLSerializer(GraphControl site)
{
this.site = site;
}
/// <summary>
/// Default constructor
/// </summary>
/// <param name="site"></param>
public HTMLExporter(GraphControl site)
{
mSite = site;
}
public void updateGraphControl(Netron.GraphLib.UI.GraphControl graphControlLHS,
Netron.GraphLib.UI.GraphControl graphControlRHS, Label LglobalLabelsText, Label RglobalLabelsText)
{
try
{
numElementsInK = 0;
#region check for same names in R and L and turn orange
// first turn all nodes in R white
foreach (node a in R.nodes)
{
a.displayShape.ShapeColor = System.Drawing.Color.White;
}
foreach (node a in L.nodes)
{
int rIndex = R.nodes.FindIndex(delegate(node b) { return(b.name == a.name); });
if (rIndex >= 0)
{
numElementsInK++;
a.displayShape.ShapeColor = System.Drawing.Color.FromArgb(214, 145, 82);
R.nodes[rIndex].displayShape.ShapeColor = System.Drawing.Color.FromArgb(214, 145, 82);
}
else
{
a.displayShape.ShapeColor = System.Drawing.Color.White;
}
}
#endregion
#region check for same arcs in R and L and turn orange
foreach (arc a in R.arcs)
{
a.displayShape.LineColor = System.Drawing.Color.Black;
a.displayShape.LineWeight = ConnectionWeight.Medium;
}
foreach (arc a in L.arcs)
{
int rIndex = R.arcs.FindIndex(delegate(arc b) { return(b.name == a.name); });
if (rIndex >= 0)
{
numElementsInK++;
a.displayShape.LineColor = System.Drawing.Color.FromArgb(214, 145, 82);
R.arcs[rIndex].displayShape.LineColor = System.Drawing.Color.FromArgb(214, 145, 82);
a.displayShape.LineWeight = ConnectionWeight.Fat;
R.arcs[rIndex].displayShape.LineWeight = ConnectionWeight.Fat;
}
else
{
a.displayShape.LineColor = System.Drawing.Color.Black;
a.displayShape.LineWeight = ConnectionWeight.Medium;
}
}
#endregion
L.updateGraphControl(graphControlLHS, LglobalLabelsText);
R.updateGraphControl(graphControlRHS, RglobalLabelsText);
}
catch (Exception e)
{
MessageBox.Show("There was an error displaying the graphs. Please save work and re-open." +
" (Error: " + e.ToString() + ")", "Error Displaying Graphs", MessageBoxButtons.OK,
MessageBoxIcon.Error);
}
}
/// <summary>
/// Required method for Designer support - do not modify
/// the contents of this method with the code editor.
/// </summary>
private void InitializeComponent()
{
this.graphControl1 = new Netron.GraphLib.UI.GraphControl();
this.SuspendLayout();
//
// graphControl1
//
this.graphControl1.AllowDrop = true;
this.graphControl1.AutomataPulse = 10;
this.graphControl1.BackgroundColor = System.Drawing.Color.WhiteSmoke;
this.graphControl1.BackgroundImagePath = null;
this.graphControl1.BackgroundType = Netron.GraphLib.CanvasBackgroundTypes.FlatColor;
this.graphControl1.Dock = System.Windows.Forms.DockStyle.Fill;
this.graphControl1.EnableContextMenu = true;
this.graphControl1.EnableLayout = false;
this.graphControl1.FileName = null;
this.graphControl1.GradientBottom = System.Drawing.Color.White;
this.graphControl1.GradientTop = System.Drawing.Color.LightSteelBlue;
this.graphControl1.GraphLayoutAlgorithm = Netron.GraphLib.GraphLayoutAlgorithms.SpringEmbedder;
this.graphControl1.Location = new System.Drawing.Point(0, 0);
this.graphControl1.Name = "graphControl1";
this.graphControl1.RestrictToCanvas = true;
this.graphControl1.Size = new System.Drawing.Size(400, 424);
this.graphControl1.TabIndex = 0;
this.graphControl1.Text = "graphControl1";
this.graphControl1.Zoom = 100;
this.graphControl1.ShowNodeProperties += new Netron.GraphLib.ShowPropsDelegate(this.graphControl_ShowNodeProperties);
//
// GraphUserControl
//
this.Controls.Add(this.graphControl1);
this.Name = "GraphUserControl";
this.Size = new System.Drawing.Size(400, 424);
this.ResumeLayout(false);
}
