/// <summary>
/// Gets blocks from a KML file.
/// </summary>
/// <returns>The blocks.</returns>
/// <param name="kml">Path to the KML file.</param>
/// <param name="treeTypes">Existing Tree types.</param>
public static List<Block> GetBlocks(string kml, List<TreeType> treeTypes)
{
var allTreeTypes = new List<TreeType>();
allTreeTypes.AddRange(treeTypes);
var xml = XDocument.Parse(kml);
var ns = xml.Root.Name.Namespace;
var blocks = xml.Descendants(ns + "Placemark");
var resultList = new List<Block>();
foreach (var item in blocks)
{
var resultBlock = new Block();
resultBlock.BoundingCoordinates = new List<Position>();
var treetypeName = item.Descendants(ns + "SimpleData").FirstOrDefault();
var treetypeNameString = treetypeName != null ? treetypeName.Value : "NOTDEFINED";
if (allTreeTypes.All(treeType => treeType.Name != treetypeNameString))
{
var gayTreeType = new TreeType(treetypeNameString, NewTreeTypeColor(allTreeTypes));
resultBlock.TreeType = gayTreeType;
allTreeTypes.Add(gayTreeType);
}
else
{
resultBlock.TreeType = allTreeTypes[allTreeTypes.IndexOf(new TreeType(treetypeNameString))];
}
var cords = item.Descendants(ns + "coordinates");
resultBlock.BoundingCoordinates = GetCoordinates(cords);
resultList.Add(resultBlock);
}
return resultList;
}
/// <summary>
/// Block selected event.
/// </summary>
/// <param name="block">Block that raises the selected event.</param>
public void BlockSelectedEvent(Block block)
{
if (this.BlockSelected != null)
{
FieldHelper.SelectedBlock = block;
this.BlockSelected(this, new BlockSelectedEventArgs(block));
}
}
/// <summary>
/// Maps the tapped.
/// </summary>
/// <param name="sender">The sender of the tapped event inside the map.</param>
/// <param name="e">The arguments of the map tapped event.</param>
private void MapTapped(object sender, MapTappedEventArgs e)
{
var tappedField = this.CheckFieldClicked(e.Position);
if (tappedField != null)
{
this.SelectedField = tappedField;
}
if (e.Zoomlevel > 15)
{
var tappedBlock = this.CheckBlockClicked(e.Position);
if (tappedBlock != null)
{
this.selectedBlock = tappedBlock;
var navigationPage = (NavigationPage)Application.Current.MainPage;
var informationViewModel = new InformationViewModel(this.SelectedField, this.SelectedBlock);
navigationPage.PushAsync(new BlockInformationContentPage(informationViewModel));
}
}
}
/// <summary>
/// Initializes a new instance of the <see cref="TreeWatch.BlockSelectedEventArgs"/> class.
/// </summary>
/// <param name="block">Block that through the event.</param>
public BlockSelectedEventArgs(Block block)
{
this.Block = block;
}
