public ClusteredPin()
{
pixelX = -1;
pixelY = -1;
ClusterArea = new Bounds();
ServiceCodeToTitle = new Dictionary<string, string>();
}
public ClusteredPin(LatLong loc, Bounds clusterArea)
{
pixelX = -1;
pixelY = -1;
Loc = loc;
ClusterArea = clusterArea;
ServiceCodeToTitle = new Dictionary<string, string>();
}
public ClusteredPin(LatLong loc, Bounds clusterArea, int assessmentid)
{
pixelX = -1;
pixelY = -1;
Loc = loc;
ClusterArea = clusterArea;
assessmentids.Add(assessmentid);
ServiceCodeToTitle = new Dictionary<string, string>();
}
public ClusteredPin(LatLong loc, Bounds clusterArea, int assessmentid, NameValueCollection assessmentHeaderData)
{
pixelX = -1;
pixelY = -1;
Loc = loc;
ClusterArea = clusterArea;
assessmentids.Add(assessmentid);
// AssessmentHeaderData = assessmentHeaderData;
ServiceCodeToTitle = new Dictionary<string, string>();
}
/// <summary>
/// Expands the current bounds to include the supplied bounds
/// </summary>
/// <param name="bounds">the latitude/longitude to be included</param>
public void IncludeInBounds(Bounds bounds)
{
if (bounds.SE.Lat < SE.Lat)
{
SE.Lat = bounds.SE.Lat;
}
if (bounds.NW.Lat > NW.Lat)
{
NW.Lat = bounds.NW.Lat;
}
if (bounds.SE.Lon > SE.Lon)
{
SE.Lon = bounds.SE.Lon;
}
if (bounds.NW.Lon < NW.Lon)
{
NW.Lon = bounds.NW.Lon;
}
}
public ClusteredPin(LatLong loc, Bounds clusterArea, int assessmentid, string pinType, NameValueCollection assessmentHeaderData, string themeParameter)
{
pixelX = -1;
pixelY = -1;
Loc = loc;
ClusterArea = clusterArea;
assessmentids.Add(assessmentid);
PinType = pinType;
// AssessmentHeaderData = assessmentHeaderData;
// ThemeParameter = themeParameter;
ServiceCodeToTitle = new Dictionary<string, string>();
}
/// <summary>
/// Calulate zoomlevel for bounds
/// </summary>
/// <param name="bounds"></param>
/// <param name="mapScreenWidth"></param>
/// <param name="mapScreenHeight"></param>
/// <returns></returns>
public int GetZoomlevelForBounds(Bounds bounds, int mapScreenWidth, int mapScreenHeight)
{
int d = 1; //min resolution
int e = 17; //min resolution
int zoomLevel = 1;
for (int h = e; h > d; h--)
{
double Screen_maxlat = Utilities.LatitudeToYAtZoomGoogle(bounds.NW.Lat, h);
//double Screen_maxlat1 = Utilities.LatitudeToYAtZoomGoogle(maxLat, h);
double Screen_maxlon = Utilities.LongitudeToXAtZoomGoogle(bounds.SE.Lon, h);
//double Screen_maxlon1 = Utilities.LongitudeToXAtZoomGoogle(maxLon, h);
double Screen_minlat = Utilities.LatitudeToYAtZoomGoogle(bounds.SE.Lat, h);
double Screen_minlon = Utilities.LongitudeToXAtZoomGoogle(bounds.NW.Lon, h);
if ((Math.Abs(Screen_maxlat - Screen_minlat) <= mapScreenHeight) && (Math.Abs(Screen_maxlon - Screen_minlon) < mapScreenWidth))
{ zoomLevel = h; break; }
}
return zoomLevel;
}
/// <summary>
/// Get Centerpoint For Bounds
/// </summary>
/// <param name="bounds"></param>
/// <returns></returns>
public LatLong GetCenterpointForBounds(Bounds bounds)
{
var latLong = new LatLong();
latLong.Lat = (bounds.NW.Lat + bounds.SE.Lat) / 2;
latLong.Lon = (bounds.SE.Lon + bounds.NW.Lon) / 2;
return latLong;
}
/// <summary>
/// Calculate Bounds for given answertext polygon
/// </summary>
/// <param name="txt"></param>
/// <returns></returns>
public Bounds GetBoundsFromAnswertext(string txt)
{
string[] c = txt.Split(';');
Bounds polygonbounds = new Bounds();
if (c.Length > 2)
{
for (int i = 0; i < c.Length; i++)
{
string[] d = c[i].Split(',');//order is lng lat
if (d[0] != String.Empty) polygonbounds.IncludeInBounds(new Bounds(new LatLong(Convert.ToDouble(d[1]), Convert.ToDouble(d[0])), new LatLong(Convert.ToDouble(d[1]), Convert.ToDouble(d[0]))));
}
}
return polygonbounds;
}
