public void saveAsMWD(string openedFileName)
{
List<int> saveErr = new List<int>();
saveErr.Clear();
string schemaFile = config.ApplicationDirectory + "\\Misc\\schema.mwd";
//if there are no Layer in layerArray, then do not save anything
if (LayerCount == 0) { MessageBox.Show("im zu speichernden Projekt sind keine Layer vorhanden. Speichervorgang wird abgebrochen"); }
else
{
if (File.Exists(schemaFile))
{
StringWriter tempStream = null;
XmlTextWriter xwriter = null;
StreamReader s = null;
StreamWriter myFile = null;
try
{
tempStream = new StringWriter();
xwriter = new XmlTextWriter(tempStream);
xwriter.Formatting = Formatting.Indented;
xwriter.Indentation = 4;
xwriter.WriteStartElement("rs:data");
xwriter.WriteStartElement("rs:insert");
// Write current viewport corners into mwd to save zoom and position
Rectangle viewport = mainControler.MapPanel.Viewport;
int min = viewport.Top - viewport.Height;
xwriter.WriteStartElement("z:row");
xwriter.WriteAttributeString("Xmin", viewport.Left.ToString());
xwriter.WriteAttributeString("Ymin", min.ToString());
xwriter.WriteAttributeString("Xmax", viewport.Right.ToString());
xwriter.WriteAttributeString("Ymax", viewport.Top.ToString());
xwriter.WriteEndElement();
// Write ImageFiles
// Write out the layer list
for (int i = 0; i < LayerCount; i++)
{
ILayer layer = getLayerFromMapping(i);
if (layer != null)
switch (layer.Type)
{
case LayerType.Shape:
ShapeObject shp = layer as ShapeObject;
xwriter.WriteStartElement("z:row");
xwriter.WriteAttributeString("LayerName", shp.LayerInfo.FileName);
xwriter.WriteAttributeString("LayerPfad", shp.LayerInfo.FilePath);
xwriter.WriteAttributeString("LayerBeschriftung", shp.LayerName);
xwriter.WriteAttributeString("Key", shp.LayerInfo.FilePath);
xwriter.WriteAttributeString("Visible", shp.Visible.ToString());
xwriter.WriteAttributeString("LayerType", "Shapefile"); // if we wanted to save also image layers - we have to use the LayerType property
xwriter.WriteAttributeString("Fuellfarbe", (shp.VectorInfo.FillColor.ToArgb()).ToString());
xwriter.WriteAttributeString("Linienfarbe", (shp.VectorInfo.LineColor.ToArgb()).ToString());
xwriter.WriteAttributeString("Punktfarbe", (shp.VectorInfo.PointColor.ToArgb()).ToString());
xwriter.WriteAttributeString("Stuetzpunkte", shp.BasePoints.ToString());
xwriter.WriteAttributeString("Layergefuellt", shp.VectorInfo.Fill ? "True" : "False");
xwriter.WriteAttributeString("Fuellmodus", "0");
xwriter.WriteAttributeString("Linientyp", "0");
xwriter.WriteAttributeString("Linienstaerke", shp.VectorInfo.LayerPen.Width.ToString());
xwriter.WriteAttributeString("Punktgroesse", shp.VectorInfo.LayerPen.Width.ToString());
xwriter.WriteAttributeString("Punkttyp", "0");
xwriter.WriteAttributeString("Transparenz", "100");
xwriter.WriteEndElement();
break;
case LayerType.Image:
ImageLayer img = layer as ImageLayer;
xwriter.WriteStartElement("z:row");
xwriter.WriteAttributeString("LayerName", img.FileName);
xwriter.WriteAttributeString("LayerPfad", img.FilePath);
xwriter.WriteAttributeString("LayerBeschriftung", img.Description);
xwriter.WriteAttributeString("Key", img.FilePath);
xwriter.WriteAttributeString("Visible", img.Visible.ToString());
xwriter.WriteAttributeString("LayerType", "Image");
xwriter.WriteAttributeString("Transparenz", "0");
xwriter.WriteEndElement();
break;
default:
break;
}
else saveErr.Add(getLayerIndexFromMapping(i));
}
xwriter.WriteEndElement();
xwriter.WriteEndElement();
s = new StreamReader(schemaFile);
myFile = new StreamWriter(openedFileName, false, Encoding.Unicode);
myFile.Write(s.ReadToEnd());
myFile.Write(tempStream.ToString());
myFile.Write("</xml>");
if (saveErr.Count > 0){
ErrorDialog errDialog = new ErrorDialog();
string err = "";
string n = ""; //grammatik von konnten
for (int j = 0; j < saveErr.Count - 2; j++)
err += saveErr[j] +1 + ", ";
if (saveErr.Count > 1)
{
n = "n";
err += saveErr[saveErr.Count - 2] +1 + " und ";
}
err += saveErr[saveErr.Count - 1]+1;
errDialog.ShowDialog("Fehler 0x3990: Layer " + err + " konnte" + n +" nicht gespeichert werden.");
}
}
catch (Exception ex)
{
MessageBox.Show(
String.Format("Fehler 0x3991: Beim Speichern des Projekts ist ein Fehler aufgetreten:{0}{1}",
Environment.NewLine, ex.Message));
}
finally
{
if (xwriter != null) xwriter.Close();
if (myFile != null) myFile.Close();
if (s != null) s.Close();
if (tempStream != null) tempStream.Close();
}
}
else
{
MessageBox.Show("Fehler 0x9012 - Es wurde kein XML-Schema gefunden.\nSchreiben der Datei abgebrochen!");
}
}
}
/// <summary>
///
/// </summary>
/// <param name="fileName">gets openFileDialog.FileName as input, its path + fileName of an mwd File</param>
public void importMWD(string fileName)
{
string[] pathnamearray = fileName.Split('\\');
string pathName = ""; //its the path of the file + "\\"
for (int i = 0; i <= pathnamearray.Length - 2; i++) pathName += pathnamearray[i] + '\\';
bool pathFound = false;
LayerInfo layerInfo = null;
VectorInfo vectorInfo = null;
bool isVisible = false;
LayerType tempType = LayerType.Undefined;
string tempName = "";
string file = "";
double[] Min = { 0, 0 };
double[] Max = { 0, 0 };
//check indicates wether all four bbox values are found
int check = 0;
bool oneLayerFound = false;
string errFileNotFound = "";
System.Xml.XmlTextReader reader = new System.Xml.XmlTextReader(fileName); ;
while (reader.Read())
{
if (reader.NodeType == System.Xml.XmlNodeType.Element)
if (reader.Name == "z:row")
{
while (reader.MoveToNextAttribute())
{
#region im while
if (reader.Name == "Xmin") { Min[0] = Convert.ToDouble(reader.Value); check++; }
if (reader.Name == "Xmax") { Max[0] = Convert.ToDouble(reader.Value); check++; }
if (reader.Name == "Ymin") { Min[1] = Convert.ToDouble(reader.Value); check++; }
if (reader.Name == "Ymax") { Max[1] = Convert.ToDouble(reader.Value); check++; }
if (reader.Name == "LayerPfad") //LayerPfad muss vor anderen Attributen stehen
{
file = reader.Value;
if (File.Exists(file)) pathFound = true;
else if (File.Exists(pathName + Path.GetFileName(file)))
{
file = pathName + Path.GetFileName(file);
pathFound = true;
}
else
{
for (int i = 0; i < config.SearchDirList.Count; i++)
{
if (File.Exists(config.SearchDirList[i] + "\\" + Path.GetFileName(file)))
{
file = config.SearchDirList[i] + "\\" + Path.GetFileName(file);
pathFound = true;
break;
}
}
if (!pathFound) //one of the layer in mwd file could not be found
{
errFileNotFound += file + "\r\n";
//should look after other layerFiles
break;
}
}
if (pathFound)
{
oneLayerFound = true;
layerInfo = new LayerInfo();
vectorInfo = new VectorInfo();
layerInfo.FilePath = file;
}
}
if (pathFound)
{
try
{
if (reader.Name == "Punktfarbe") vectorInfo.PointColor = Color.FromArgb(Int32.Parse(reader.Value));
else if (reader.Name == "Linienfarbe") vectorInfo.LineColor = Color.FromArgb(Convert.ToInt32(reader.Value));
else if (reader.Name == "Fuellfarbe") vectorInfo.FillColor = Color.FromArgb(Int32.Parse(reader.Value));
else if (reader.Name == "Layergefuellt") vectorInfo.Fill = (reader.Value == "True");
else if (reader.Name == "LayerBeschriftung") tempName = reader.Value;
else if (reader.Name == "Visible") vectorInfo.IsVisible = Boolean.Parse(reader.Value);
else if (reader.Name == "Linienstaerke") vectorInfo.LayerPen.Width = float.Parse(reader.Value);
else if (reader.Name == "Punktgroesse") vectorInfo.LayerPen.Width = float.Parse(reader.Value);
else if (reader.Name.ToLower() == "layertype")
{
if (reader.Value.ToLower() == "image") tempType = LayerType.Image;
if (reader.Value.ToLower() == "shapefile") tempType = LayerType.Shape;
}
}
catch (Exception)
{
MessageBox.Show("Fehler 0x6221: Die Projektdatei ist fehlerhaft - Layereinstellungen wird ignoriert\nGelesener Wert: "
+ reader.Value + "\nDatei: " + layerInfo.FilePath);
}
}
#endregion
}
if(pathFound)
switch (tempType)
{
case LayerType.Shape:
addShapefileLayer(file, layerInfo, vectorInfo);
break;
case LayerType.Image:
addImageLayer(file,layerInfo);
break;
default:
break;
}
pathFound = false;
tempType = LayerType.Undefined;
tempName = "";
isVisible = false;
layerInfo = null;
vectorInfo = null;
}
}
if ((check == 4) && (oneLayerFound)) // all bounding values are found + onelayer -> draw details of map
{
// scale und firstscale sind schon gesetzt durch das Laden der Layer
MapPanel mp = mainControler.MapPanel;
double zoom = mainControler.MapPanel.calculateZoomFactor(
(Max[0] - Min[0]) * scale, (Max[1] - Min[1]) * scale);
double newAbsoluteZoom = mp.AbsolutZoom * zoom;
PointD newD = new PointD(
Min[0] * firstScale * newAbsoluteZoom,
Max[1] * firstScale * newAbsoluteZoom);
mainControler.PerformAction(
new ZoomAction(
mp.AbsolutZoom,
mainControler.MapPanel.D,
newD,
newAbsoluteZoom,
new PointD(Max[0], -Min[1]),
getMaxAbsoluteZoom(),
mainControler));
}
else {
if(!oneLayerFound) MessageBox.Show("Die Standardprojektdateien konnten nicht gefunden werden.");
//wenn die vier werte nicht gefunden werden, bleiben die Ansicht bei der BBox des 1. Layers
}
reader.Close();
//ensure that not two errorMessages appear if no layer was found
if (!errFileNotFound.Equals("") && oneLayerFound){
ErrorDialog fileNotFoundDialog = new ErrorDialog();
fileNotFoundDialog.ShowDialog("Fehler 0x0500 - Folgende Dateien konnten nicht gefunden werden:\r\n" + errFileNotFound + "Projekt wurde ohne diese Dateien geladen.");
}
mainControler.MapPanel.ScreenChanged = true;
mainControler.MapPanel.Invalidate();
mainControler.MapPanel.Update();
}
