/// <summary>
/// Write the path to file. This will need to confirm to the MSTS definition for .pat files.
/// </summary>
/// <param name="trainpath">The path itself, that needs to be written</param>
public static void WritePatFile(Trainpath trainpath)
{
if (trainpath == null)
{
return;
}
if (trainpath.IsBroken)
{
InformUserPathIsBroken();
//return;
}
if (trainpath.FirstNode == null)
{
DisplayNoPathAvailable();
return;
}
if (UserCancelledBecauseOfUnfinishedPath(trainpath))
{
return;
}
if (GetFileName(trainpath))
{
CreatePDPsAndTrpathNodes(trainpath);
WriteToFile(trainpath);
trainpath.IsModified = false;
}
}
static bool UserCancelledBecauseOfUnfinishedPath(Trainpath trainpath)
{
List <string> cancelReasons = new List <string>();
if (!trainpath.HasEnd)
{
cancelReasons.Add(TrackViewer.catalog.GetString("* The path does not have a well-defined end-point"));
}
//if (trainpath.IsBroken) cancelReasons.Add(TrackViewer.catalog.GetString("* The path has broken nodes or links"));
if (trainpath.FirstNodeOfTail != null)
{
cancelReasons.Add(TrackViewer.catalog.GetString("* The path has a stored and not-yet reconnected tail"));
}
if (cancelReasons.Count == 0)
{
return(false);
}
string message = TrackViewer.catalog.GetString("The current path is not finished:") + "\n";
message += String.Join("\n", cancelReasons.ToArray());
message += "\n" + TrackViewer.catalog.GetString("Do you want to continue?");
DialogResult dialogResult = MessageBox.Show(message,
TrackViewer.catalog.GetString("Trackviewer Path Editor"), MessageBoxButtons.OKCancel, MessageBoxIcon.Question);
return(dialogResult == DialogResult.Cancel);
}
/// <summary>
/// Write the path to file. This will need to confirm to the MSTS definition for .pat files.
/// The user will be prompted for the path and possibly other things just to make sure
/// </summary>
/// <param name="trainpath">The path itself, that needs to be written</param>
public static void WritePatFile(Trainpath trainpath)
{
if (trainpath == null)
{
return;
}
if (trainpath.IsBroken)
{
InformUserPathIsBroken();
//return;
}
if (trainpath.FirstNode == null)
{
DisplayNoPathAvailable();
return;
}
if (UserCancelledBecauseOfUnfinishedPath(trainpath))
{
return;
}
if (GetFileName(trainpath))
{
WritePatFileDirect(trainpath);
}
}
/// <summary>
/// Actual output routine. Here also path properties like Name, Start, and End are added.
/// </summary>
/// <param name="trainpath">The path, needed for some properties</param>
/// <remarks>Output will be in unicode, and also in US-EN</remarks>
private static void WriteToFile(Trainpath trainpath)
{
System.IO.StreamWriter file = new System.IO.StreamWriter(fullFilePath, false, System.Text.Encoding.Unicode);
file.WriteLine("SIMISA@@@@@@@@@@JINX0P0t______");
file.WriteLine("");
file.WriteLine("Serial ( 1 )");
file.WriteLine("TrackPDPs (");
foreach (string line in trackPDPs)
{
file.WriteLine(line);
}
file.WriteLine(")");
file.WriteLine("TrackPath (");
file.WriteLine("\tTrPathName ( \"" + trainpath.PathId + "\" )");
// How to format hex? "{0:X8}" is not working for me. Neither is {0:X08}.
// Fortunately, {0:X} will use 8 characters anyway. Maybe because it knows the length from the number of bits in the number
string flagsString = string.Format(System.Globalization.CultureInfo.InvariantCulture, "{0:X}", trainpath.PathFlags);
file.WriteLine("\tTrPathFlags ( " + flagsString + " )");
file.WriteLine("\tName ( \"" + trainpath.PathName + "\" )");
file.WriteLine("\tTrPathStart ( \"" + trainpath.PathStart + "\" )");
file.WriteLine("\tTrPathEnd ( \"" + trainpath.PathEnd + "\" )");
file.Write("\tTrPathNodes ( ");
file.WriteLine(trpathnodes.Count());
foreach (string line in trpathnodes)
{
file.WriteLine(line);
}
file.WriteLine("\t)");
file.WriteLine(")");
file.Close();
}
/// <summary>
/// Constructor. This will actually load the .pat from file and create menus as needed
/// </summary>
/// <param name="routeData">The route information that contains track data base and track section data</param>
/// <param name="drawTrackDB">The drawn tracks to know about where the mouse is</param>
/// <param name="path">Path to the .pat file</param>
public PathEditor(RouteData routeData, DrawTrackDB drawTrackDB, ORTS.Menu.Path path)
: this(routeData, drawTrackDB)
{
FileName = path.FilePath.Split('\\').Last();
CurrentTrainPath = new Trainpath(trackDB, tsectionDat, path.FilePath);
EditingIsActive = false;
OnPathChanged();
}
/// <summary>
/// Constructor. This will create a new empty path.
/// </summary>
/// <param name="routeData">The route information that contains track data base and track section data</param>
/// <param name="drawTrackDB">The drawn tracks to know about where the mouse is</param>/// <param name="pathsDirectory">The directory where paths will be stored</param>
public PathEditor(RouteData routeData, DrawTrackDB drawTrackDB, string pathsDirectory)
: this(routeData, drawTrackDB)
{
CurrentTrainPath = new Trainpath(trackDB, tsectionDat);
FileName = CurrentTrainPath.PathId + ".pat";
CurrentTrainPath.FilePath = System.IO.Path.Combine(pathsDirectory, FileName);
EditingIsActive = true;
OnPathChanged();
}
/// <summary>
/// Get the filename to save the path file from the user.
/// </summary>
/// <param name="trainpath">The current path to get the default file path and name</param>
/// <returns>Boolean describing whether user wants to write to file or not.</returns>
static bool GetFileName(Trainpath trainpath)
{
Microsoft.Win32.SaveFileDialog dlg = new Microsoft.Win32.SaveFileDialog();
dlg.OverwritePrompt = true;
dlg.InitialDirectory = Path.GetDirectoryName(trainpath.FilePath);
dlg.FileName = trainpath.PathId;
dlg.DefaultExt = ".pat";
dlg.Filter = "PAT Files (.pat)|*.pat";
if (dlg.ShowDialog() == true)
{
fullFilePath = dlg.FileName;
trainpath.FilePath = fullFilePath;
return(true);
}
return(false);
}
/// <summary>
/// Get the filename to save the path file from the user.
/// </summary>
/// <param name="trainpath">The current path to get the default file path and name</param>
/// <returns>Boolean describing whether user wants to write to file or not.</returns>
private static bool GetFileName(Trainpath trainpath)
{
Microsoft.Win32.SaveFileDialog dlg = new Microsoft.Win32.SaveFileDialog
{
OverwritePrompt = true,
InitialDirectory = Path.GetDirectoryName(trainpath.FilePath),
FileName = trainpath.PathId,
DefaultExt = ".pat",
Filter = "PAT Files (.pat)|*.pat"
};
if (dlg.ShowDialog() == true)
{
trainpath.FilePath = dlg.FileName;
return(true);
}
return(false);
}
/// <summary>
/// Run through all path nodes and create the trackPDPs and the trPathNodes
/// </summary>
/// <param name="trainpath">The path itself, that needs to be written</param>
static void CreatePDPsAndTrpathNodes(Trainpath trainpath)
{
trackPDPs = new List <string>();
trpathnodes = new List <string>();
pdpOfJunction = new Dictionary <int, int>();
uint nextMainIndex = 1;
TrainpathNode currentMainNode = trainpath.FirstNode;
while (currentMainNode.NextMainNode != null)
{
TrainpathNode nextMainNode = currentMainNode.NextMainNode;
if (currentMainNode.NextSidingNode == null)
{
AddNode(currentMainNode, nextMainIndex, nonext);
}
else
{
// This is a siding start.
// We print, in this else statement, the siding start, and all extra siding nodes.
// But we also need to know, for the last siding node, the siding end index, which is on main track.
uint nextSidingIndex = nextMainIndex;
// Find the amount of extra nodes in the siding path.
// This can be 0 or more.
uint extraSidingNodes = 0;
TrainpathNode currentSidingNode = currentMainNode.NextSidingNode;
while (currentSidingNode.NextSidingNode != null)
{
extraSidingNodes++;
currentSidingNode = currentSidingNode.NextSidingNode;
}
nextMainIndex += extraSidingNodes;
// Find the number of main Nodes
TrainpathNode sidingEndNode = currentSidingNode;
TrainpathNode tempMainNode = currentMainNode.NextMainNode;
uint extraMainNodes = 0;
while (tempMainNode != sidingEndNode)
{
extraMainNodes++;
tempMainNode = tempMainNode.NextMainNode; // It should exist, if not path editor itself is broken.
}
if (extraSidingNodes == 0)
{
// Apparently there are no extra nodes in the siding, it is a direct path
AddNode(currentMainNode, nextMainIndex, nextMainIndex + extraMainNodes);
}
else
{
// Write the siding start node
AddNode(currentMainNode, nextMainIndex, nextSidingIndex);
// Write the intermediate siding nodes, so neither the first nor the last
// For simple passing paths, there are no intermeidate siding nodes
currentSidingNode = currentMainNode.NextSidingNode;
while (currentSidingNode.NextSidingNode.NextSidingNode != null)
{
nextSidingIndex++;
AddNode(currentSidingNode, nonext, nextSidingIndex);
currentSidingNode = currentSidingNode.NextSidingNode;
}
// Write the final siding node, linking to main path again.
AddNode(currentSidingNode, nonext, nextMainIndex + extraMainNodes);
}
}
nextMainIndex++;
currentMainNode = nextMainNode;
}
// final node
AddNode(currentMainNode, nonext, nonext);
}
/// <summary>
/// Write the path to file. This will need to confirm to the MSTS definition for .pat files.
/// No additional user checks on filename, etc.
/// </summary>
/// <param name="trainpath">The path itself, that needs to be written</param>
public static void WritePatFileDirect(Trainpath trainpath)
{
CreatePDPsAndTrpathNodes(trainpath);
WriteToFile(trainpath);
trainpath.IsModified = false;
}
/// <summary>
/// Take a new path indicating a .pat file, load that path and make it into a tail.
/// Then try to reconnect the tail. This will then extend the current path with the loaded path
/// </summary>
/// <param name="path">The path that needs to be loaded to act as an extension</param>
public void ExtendWithPath(ORTS.Menu.Path path)
{
//If everything works as expected, up to three steps are taken that can all be 'Undo'ne:
// * Remove End
// * Add tail
// * Reconnect tail
FileName = path.FilePath.Split('\\').Last();
Trainpath newPath = new Trainpath(trackDB, tsectionDat, path.FilePath);
// We have a current path and a new path.
// First check if the new path is usable
TrainpathNode newStart = newPath.FirstNode;
if (newPath.FirstNode == null || newPath.FirstNode.NextMainNode == null)
{
MessageBox.Show(TrackViewer.catalog.GetString("The selected path contains no or only 1 node. The current path was not extended."));
return;
}
TrainpathNode lastNode = CurrentTrainPath.FirstNode;
while (lastNode.NextMainNode != null)
{
lastNode = lastNode.NextMainNode;
}
if (CurrentTrainPath.HasEnd)
{
//We need to remove the end and remember the node for reconnection.
//If the end node and the firstnode of the new path are very close together we must make
//sure that the junctionnode that will added to replace the end node is not past the firstnode.
TrainpathNode endNode = lastNode;
lastNode = endNode.PrevNode;
EditorActionRemoveEnd actionRemove = new EditorActionRemoveEnd();
bool endCanBeRemoved = actionRemove.MenuState(CurrentTrainPath, endNode, null, UpdateAfterEdits, 0, 0);
if (endCanBeRemoved)
{
//This should always be possible, but we should call MenuState anyway because of some initialization it might be doing
actionRemove.DoAction();
CurrentTrainPath.HasEnd = false;
}
}
//Add the tail
// The new path contains a startNode that we no longer need, so the tail connects to the next node
CurrentTrainPath.StoreCurrentPath();
CurrentTrainPath.FirstNodeOfTail = newPath.FirstNode.NextMainNode;
CurrentTrainPath.TailHasEnd = newPath.HasEnd;
//Now we try to reconnect the tail automatically
EditorActionAutoConnectTail action = new EditorActionAutoConnectTail();
bool actionCanBeExecuted = action.MenuState(CurrentTrainPath, lastNode, null, UpdateAfterEdits, 0, 0);
if (actionCanBeExecuted)
{
action.DoAction();
MessageBox.Show(TrackViewer.catalog.GetString("The selected path has been added as tail and then reconnected."));
}
else
{
MessageBox.Show(TrackViewer.catalog.GetString("The selected path has been added as tail. It was not possible to reconnect automatically."));
}
//Make sure all of the path is drawn, so that also the tail is visible
ExtendPathFull();
}
