static void SearchWorker_DoWork(object sender, DoWorkEventArgs e)
{
var tuple = e.Argument as Tuple <IEnumerable <LayerInfo>, SearchRegion, MultiDimensionalObjectRelationship, bool>;
if (tuple != null)
{
using (new JoobContext())
{
var layerInfos = tuple.Item1;
var region = tuple.Item2;
var relationship = tuple.Item3;
var spatialSearch = tuple.Item4;
long totalSearchTime;
IEnumerable <FeatureSet> featureSets;
var watch = new Stopwatch();
watch.Start();
if (spatialSearch)
{
featureSets = MapDataAdapter.SpatialSearch(layerInfos, region, relationship, out totalSearchTime);
}
else
{
featureSets = MapDataAdapter.NameSearch(layerInfos, region, out totalSearchTime);
}
e.Result = Tuple.Create(featureSets, totalSearchTime);
}
}
}
private void MenuItemLoadDefaultData_Click(object sender, EventArgs e)
{
var result = MessageBox.Show(this, @"Loading default data may take a long time, do you want to continue?", "", MessageBoxButtons.YesNo, MessageBoxIcon.Warning, MessageBoxDefaultButton.Button2);
if (result == DialogResult.Yes)
{
try
{
MapDataAdapter.Reset();
var importForm = new ImportProgressForm(new StateDataImporter(@"Data\US_States.txt"), MapDataAdapter.FeatureTypeStates);
var toContinue = importForm.ShowDialog(this) == DialogResult.OK;
if (toContinue)
{
importForm = new ImportProgressForm(new CountyDataImporter(@"Data\US_Counties.txt"), MapDataAdapter.FeatureTypeCounties);
toContinue = importForm.ShowDialog(this) == DialogResult.OK;
}
if (toContinue)
{
importForm = new ImportProgressForm(new CityDataImporter(@"Data\US_Cities.txt"), MapDataAdapter.FeatureTypeCities);
importForm.ShowDialog(this);
}
}
catch
{
MessageBox.Show(this, @"Failed to import the default data, please try again.", @"Importation Failure", MessageBoxButtons.OK, MessageBoxIcon.Error, MessageBoxDefaultButton.Button1);
}
_searchCtrl.RefreshData();
}
}
private void AddLayerHandler(object sender, EventArgs e)
{
var addLayerForm = new AddLayerForm();
if (addLayerForm.ShowDialog(this) == DialogResult.OK)
{
var featureSet = new FeatureSet(addLayerForm.FeatureType)
{
Name = addLayerForm.LayerName
};
var dataPath = addLayerForm.DataPath;
var displayLayer = addLayerForm.DisplayAfterImportation;
var importForm = new ImportProgressForm(new SpatialLayerDataImporter(featureSet.Name, dataPath));
if (importForm.ShowDialog(this) == DialogResult.OK)
{
if (displayLayer)
{
var geometries = importForm.GetImportedObjects <JoobGeometry>();
MapDataAdapter.PopulateFeatureSet(geometries, featureSet);
var layer = map.Layers.Add(featureSet);
if (layer != null)
{
layer.LegendText = featureSet.Name;
}
map.ViewExtents.ExpandToInclude(featureSet.Extent);
}
_searchCtrl.RefreshLayers();
}
}
}
public void RefreshLayers()
{
chbLayerNames.Items.Clear();
var layers = MapDataAdapter.GetAllLayers();
if (layers.Count() > 0)
{
gbxLayers.Visible = true;
chbLayerNames.Items.AddRange(layers.ToArray());
chbLayerNames.SetItemChecked(0, true);
}
else
{
gbxLayers.Visible = false;
}
}
private bool ValidateName()
{
string error = null;
if (string.IsNullOrWhiteSpace(txtName.Text))
{
error = "Please enter a name";
}
else if (MapDataAdapter.GetAllLayers().Any(item => item.Name.Equals(txtName.Text, StringComparison.OrdinalIgnoreCase)))
{
error = "The layer name already exists";
}
errPrvAddLayer.DisplayError(txtName, error);
return(error == null);
}
public static void PopulatePredefinedRegions()
{
if (PredefinedSearchRegions.Count == 0)
{
var geom = MapDataAdapter.GetStateGeomByAbbr("CA");
if (geom != null)
{
PredefinedSearchRegions.Add(new SearchRegion("CA", "California", geom));
}
geom = MapDataAdapter.GetStateGeomByAbbr("FL");
if (geom != null)
{
PredefinedSearchRegions.Add(new SearchRegion("FL", "Florida", geom));
}
geom = MapDataAdapter.GetStateGeomByAbbr("HI");
if (geom != null)
{
PredefinedSearchRegions.Add(new SearchRegion("HI", "Hawaii", geom));
}
geom = MapDataAdapter.GetStateGeomByAbbr("KY");
if (geom != null)
{
PredefinedSearchRegions.Add(new SearchRegion("KY", "Kentucky", geom));
}
geom = MapDataAdapter.GetStateGeomByAbbr("NV");
if (geom != null)
{
PredefinedSearchRegions.Add(new SearchRegion("NV", "Nevada", geom));
}
geom = MapDataAdapter.GetStateGeomByAbbr("TX");
if (geom != null)
{
PredefinedSearchRegions.Add(new SearchRegion("TX", "Texas", geom));
}
geom = MapDataAdapter.GetStateGeomByAbbr("WA");
if (geom != null)
{
PredefinedSearchRegions.Add(new SearchRegion("WA", "Washington", geom));
}
}
}