public void ForEachFeatures(ShapeFileFeatureSource featureSource, Func <Feature, int, int, int, bool> process)
{
if (!featureSource.IsOpen)
{
featureSource.Open();
}
int currentProgress = 0;
int currentFeatureCount = featureSource.GetCount();
for (int i = 0; i < currentFeatureCount; i++)
{
var currentFeature = featureSource.GetFeatureById((i + 1).ToString(), featureSource.GetDistinctColumnNames());
if (process != null)
{
currentProgress++;
var currentPercentage = currentProgress * 100 / currentFeatureCount;
var canceled = process(currentFeature, currentProgress, currentFeatureCount, currentPercentage);
if (canceled)
{
break;
}
}
}
}
private void btnRaiseEvent_Click(object sender, EventArgs e)
{
cancel = false;
gbProgress.Visible = true;
processedCount = 0;
pgBuildingData.Minimum = 0;
pgBuildingData.Value = 0;
ShapeFileFeatureSource featureSource = new ShapeFileFeatureSource(Path.Combine(rootPath, "DallasCounty-4326.shp"));
featureSource.Open();
pgBuildingData.Maximum = featureSource.GetCount();
lbTotalCount.Text = pgBuildingData.Maximum.ToString(CultureInfo.InvariantCulture);
featureSource.Close();
RtgRoutingSource.GenerateRoutingData(Path.Combine(rootPath, "BuildingRoutingDataEvent.rtg"), featureSource, BuildRoutingDataMode.Rebuild, "DallasCounty-4326.shp");
if (cancel)
{
MessageBox.Show("Building routing data has been cancelled!");
}
else
{
MessageBox.Show("Finish building routing data!");
}
gbProgress.Visible = false;
}
private void btnGenerateRoadData_Click(object sender, EventArgs e)
{
// Please uncomment the code below to disassemble the shapefile
// RoutingHelper.GenerateRoutableShapeFile(@"..\..\SampleData\Edmonton.shp", @"..\..\SampleData\RoutableEdmonton.shp");
ShapeFileFeatureSource disassembledFeatureSource = new ShapeFileFeatureSource(@"..\..\SampleData\RoutableEdmonton.shp");
disassembledFeatureSource.Open();
lbDisassebledCount.Text = disassembledFeatureSource.GetCount().ToString(CultureInfo.InvariantCulture);
disassembledFeatureSource.Close();
MessageBox.Show("Finish building routing data!");
}