public CartoSelector(IEnumerable<Element> elements, Env env)
: base(elements)
{
m_filters = new CartoFilterSet();
m_zooms = new NodeList<CartoZoomElement>();
m_elements = new NodeList<CartoElement>();
m_conditions = 0;
if (env == null)
env = new Env(); // TODO
foreach (Element elem in elements)
{
if (elem is CartoFilterElement)
{
m_filters.Add(elem as CartoFilterElement, env);
m_conditions++;
}
else if (elem is CartoZoomElement)
{
m_zooms.Add(elem as CartoZoomElement);
m_conditions++;
}
else if (elem is CartoAttachmentElement)
m_attachment = (elem as CartoAttachmentElement).Value;
else
m_elements.Add((CartoElement)elem);
}
}
public CartoSelector(IEnumerable <Element> elements, Env env)
: base(elements)
{
m_filters = new CartoFilterSet();
m_zooms = new NodeList <CartoZoomElement>();
m_elements = new NodeList <CartoElement>();
m_conditions = 0;
if (env == null)
{
env = new Env(); // TODO
}
foreach (Element elem in elements)
{
if (elem is CartoFilterElement)
{
m_filters.Add(elem as CartoFilterElement, env);
m_conditions++;
}
else if (elem is CartoZoomElement)
{
m_zooms.Add(elem as CartoZoomElement);
m_conditions++;
}
else if (elem is CartoAttachmentElement)
{
m_attachment = (elem as CartoAttachmentElement).Value;
}
else
{
m_elements.Add((CartoElement)elem);
}
}
}
public object CloneWith(CartoFilterSet other, Env env)
{
List <CartoFilterElement> additions = null;
if (m_filters.Count > 0)
{
foreach (KeyValuePair <string, CartoFilterElement> kv in other.m_filters)
{
string id = kv.Key;
object status = this.Addable(kv.Value, env);
if (status != null)
{
if ((bool)status == false)
{
return(false);
}
if ((bool)status == true)
{
// Adding the filter will override another value.
if (additions == null)
{
additions = new List <CartoFilterElement>();
}
additions.Add(other.m_filters[id]);
}
}
}
}
else
{
if (other.m_filters.Count > 0)
{
additions = new List <CartoFilterElement>(other.m_filters.Count);
foreach (KeyValuePair <string, CartoFilterElement> kv in other.m_filters)
{
additions.Add(other.m_filters[kv.Key]);
}
}
}
// Adding the other filters doesn't make this filterset invalid, but it
// doesn't add anything to it either.
if (additions == null)
{
return(null);
}
// We can successfully add all filters. Now clone the filterset and add the
// new rules.
var clone = new CartoFilterSet();
// We can add the rules that are already present without going through the
// add function as a Filterset is always in it's simplest canonical form.
foreach (KeyValuePair <string, CartoFilterElement> kv1 in m_filters)
{
CartoFilterElement filter = kv1.Value;
clone.m_filters[kv1.Key] = filter;
}
// Only add new filters that actually change the filter.
//while (id = additions.shift()) {
foreach (CartoFilterElement id in additions)
{
clone.Add(id, env);
}
return(clone);
}
public object CloneWith(CartoFilterSet other, Env env)
{
List<CartoFilterElement> additions = null;
if (m_filters.Count > 0)
{
foreach (KeyValuePair<string, CartoFilterElement> kv in other.m_filters)
{
string id = kv.Key;
object status = this.Addable(kv.Value, env);
if (status != null)
{
if ((bool)status == false)
{
return false;
}
if ((bool)status == true)
{
// Adding the filter will override another value.
if (additions == null)
additions = new List<CartoFilterElement>();
additions.Add(other.m_filters[id]);
}
}
}
}
else
{
if (other.m_filters.Count > 0)
{
additions = new List<CartoFilterElement>(other.m_filters.Count);
foreach (KeyValuePair<string, CartoFilterElement> kv in other.m_filters)
additions.Add(other.m_filters[kv.Key]);
}
}
// Adding the other filters doesn't make this filterset invalid, but it
// doesn't add anything to it either.
if (additions == null) return null;
// We can successfully add all filters. Now clone the filterset and add the
// new rules.
var clone = new CartoFilterSet();
// We can add the rules that are already present without going through the
// add function as a Filterset is always in it's simplest canonical form.
foreach (KeyValuePair<string, CartoFilterElement> kv1 in m_filters)
{
CartoFilterElement filter = kv1.Value;
clone.m_filters[kv1.Key] = filter;
}
// Only add new filters that actually change the filter.
//while (id = additions.shift()) {
foreach (CartoFilterElement id in additions)
{
clone.Add(id, env);
}
return clone;
}