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;
}
}
}
}
