public OsmRelationLayer(OsmTree gt, Relation selectedRelation)
: base(gt, string.Empty)
{
relation = selectedRelation;
description = GetDesc(relation);
}
public OsmLayer(OsmTree gt, string desc )
{
osmTree = gt;
description = "osm objects: " + desc;
}
public static OsmTree ApplyFilter(OsmObjectFilter ft, OsmTree origObjects)
{
if (ft != null)
{
OsmTree newOsmTree = new OsmTree();
List<Node> nodeList = new List<Node>();
foreach (FilterRule rule in ft.Rules)
{
if (rule.Target == "node")
{
string key = rule.Selector.Substring(0, rule.Selector.IndexOf("="));
string value = rule.Selector.Substring(rule.Selector.IndexOf("=") + 1);
foreach (Node node in origObjects.Nodes)
{
bool showNode = false;
if (node.Tags != null)
{
foreach (Tag tag in node.Tags)
{
if (tag.Key == key)
{
if (value == "*")
{
showNode = true;
}
else if (value == tag.Value)
{
showNode = true;
}
}
}
}
if (showNode)
{
Node newNode = (Node) node.Clone();
foreach (FilterTemplate template in rule.Templates)
{
if (template.FilterType == "dot")
{
// nothing to do
}
else if (template.FilterType == "text")
{
string text = string.Empty;
foreach (Tag tag in node.Tags)
{
if (tag.Key == template.Tag)
{
text = tag.Value;
}
}
newNode.DrawText += text + "\n";
}
else if (template.FilterType == "icon")
{
newNode.DrawIcon = template.Name;
}
}
nodeList.Add(newNode);
}
}
}
}
newOsmTree.Nodes = nodeList.ToArray();
return newOsmTree;
}
else
{
return origObjects;
}
}
/// <summary>
///
/// </summary>
public void ThreadGetDataFinishedCallback()
{
if (this.InvokeRequired)
{
// Execute the same method, but this time on the GUI thread
this.BeginInvoke(new Invoker(ThreadGetDataFinishedCallback) );
// we return immediately
return;
}
if ((getDataThread.ErrorMessage != null) && (getDataThread.ErrorMessage.Length > 0))
{
MessageBox.Show(getDataThread.ErrorMessage, "Scout", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else
{
if (( getDataThread.Message != null) && (getDataThread.Message.Length > 0))
{
MessageBox.Show(getDataThread.Message, "Scout", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
if (getDataThread.Method == ThreadGetData.METHOD.LoadDump)
{
osmDumpObjects = getDataThread.OsmDumpData;
}
else
{
if (getDataThread.Layer != null)
{
layers.Add(getDataThread.Layer);
}
}
}
DownloadInProgress = false;
Invalidate();
}
