public void cmd_OpenProject(object sender, RoutedEventArgs e)
{
Microsoft.Win32.OpenFileDialog dlg = new Microsoft.Win32.OpenFileDialog();
// Set filter for file extension and default file extension
dlg.DefaultExt = ".pak";
dlg.Filter = "PAK Files (*.pak)|*.pak";
dlg.InitialDirectory = AppDomain.CurrentDomain.BaseDirectory + "SaveFiles\\";
// Display OpenFileDialog by calling ShowDialog method
bool?result = dlg.ShowDialog();
// Get the selected file name and display in a TextBox
if (result == true)
{
// Open document
string fileName = dlg.FileName;
DataManager dm = new DataManager();
string imageFile = "";
Scribe newScribe = new Scribe();
if (dm.LoadData(fileName, newScribe, ref imageFile))
{
//if the load succeeded, swap the scribe objects
//and set the display image
this.scribe = newScribe;
Uri uri = new Uri(imageFile);
BitmapImage bmp = new BitmapImage(uri);
this.Overlay.Source = bmp;
this.imageSource = imageFile;
}
}
}
/// <summary>
/// Just going to use the basic Xmlwriter for this simple doc. Primitive, but easy to use
/// </summary>
/// <param name="scribe"></param>
/// <param name="fileName"></param>
/// <param name="imageSource"></param>
public void SaveData(Scribe scribe, string fileName, string imageSource)
{
try
{
int index = imageSource.LastIndexOf("\\");
string nameWithExtension = imageSource.Remove(0, index);
//index = nameWithExtension.LastIndexOf(".");
//string nameOnly = nameWithExtension.Substring(0, index);
string checkPath = AppDomain.CurrentDomain.BaseDirectory + "SaveFiles" + nameWithExtension;
//first, create data file
FileStream fileStream = new FileStream(fileName, FileMode.OpenOrCreate, FileAccess.Write);
XmlWriter writer = XmlWriter.Create(fileStream);
writer.WriteStartDocument();
writer.WriteStartElement("SaveData");
//image used
writer.WriteStartElement("ImageFile");
writer.WriteString(imageSource);
writer.WriteEndElement();
writer.WriteStartElement("Polygon_List");
foreach (Polygon p in scribe.Polygons)
{
writer.WriteStartElement("Polygon");
foreach (Point point in p.Points)
{
writer.WriteStartElement("Point");
writer.WriteStartElement("X");
writer.WriteString(point.X.ToString());
writer.WriteEndElement();
writer.WriteStartElement("Y");
writer.WriteString(point.Y.ToString());
writer.WriteEndElement();
writer.WriteEndElement(); //end point block
}
writer.WriteStartElement("Visible");
if (p.Fill == System.Windows.Media.Brushes.Black)
{
writer.WriteString("True");
}
else
{
writer.WriteString("False");
}
writer.WriteEndElement(); //end visibility
writer.WriteEndElement(); //end polygon
}
writer.WriteEndElement(); //end polygon block
writer.WriteEndElement(); //end "SaveData"
writer.WriteEndDocument();
writer.Close();
//check for the presence of the image file in the save directory.
//in not there, copy it in
if (!File.Exists(checkPath))
{
string destPath;
destPath = AppDomain.CurrentDomain.BaseDirectory + "SaveFiles";
int imgIndex = imageSource.LastIndexOf("\\");
string name = imageSource.Remove(0, imgIndex);
destPath += name;
File.Copy(imageSource, destPath);
}
}
catch (Exception ex)
{
Debug.WriteLine(ex.Message);
}
}
/// <summary>
/// Now to load, we'll use something more modern; XDocument
/// </summary>
/// <param name="fileName"></param>
/// <param name="scribe"></param>
/// <returns></returns>
public bool LoadData(string fileName, Scribe scribe, ref string imageFile)
{
try
{
//first, create data file
FileStream fileStream = new FileStream(fileName, FileMode.Open, FileAccess.Read);
XmlWriterSettings setting = new XmlWriterSettings();
setting.WriteEndDocumentOnClose = true;
XDocument loadData = XDocument.Load(fileStream);
List <Point> pointList;
string rawVal;
int x;
int y;
var root = loadData.Element("SaveData");
var imageElement = root.Element("ImageFile");
imageFile = imageElement.Value;
var polyList = root.Elements("Polygon_List");
var polygons = from polys in polyList.Descendants("Polygon") select polys;
foreach (XElement poly in polygons)
{
var points = from point in poly.Descendants("Point") select point;
pointList = new List <Point>();
foreach (XElement pnt in points)
{
rawVal = pnt.Element("X").Value;
x = int.Parse(rawVal);
rawVal = pnt.Element("Y").Value;
y = int.Parse(rawVal);
Point newPoint = new Point(x, y);
pointList.Add(newPoint);
}
//show or hide?
string visible = poly.Element("Visible").Value;
Polygon newPolygon = new Polygon();
PointCollection pc = new PointCollection(pointList);
newPolygon.Points = pc;
newPolygon.Stroke = System.Windows.Media.Brushes.Black;
if (visible == "True")
{
newPolygon.Fill = System.Windows.Media.Brushes.Black;
}
else
{
newPolygon.Fill = System.Windows.Media.Brushes.Transparent;
}
scribe.Polygons.Add(newPolygon);
}
return(true);
}
catch (Exception ex)
{
Debug.WriteLine(ex.Message);
return(false);
}
}