protected Point?GetPosition(VELatLong latLong)
{
VEPushPinAltitudeEvent alt;
bool isVisible;
return(GetPosition(latLong, out alt, out isVisible));
}
public VECameraChangedEventArgs(VELatLong oldLatLong, VELatLong newLatLong, VERollPitchYaw oldRPY, VERollPitchYaw newRPY)
{
this.OldLatLong = oldLatLong;
this.NewLatLong = newLatLong;
this.OldRollPitchYaw = oldRPY;
this.NewRollPitchYaw = newRPY;
if (oldLatLong == null)
{
throw new ArgumentNullException("oldLatLong");
}
if (newLatLong == null)
{
throw new ArgumentNullException("newLatLong");
}
if (oldRPY == null)
{
throw new ArgumentNullException("oldRPY");
}
if (newRPY == null)
{
throw new ArgumentNullException("newRPY");
}
}
public VEPushPin(VELatLong latLong, double minAltitude, double maxAltitude)
{
this.Latitude = latLong.Latitude;
this.Longitude = latLong.Longitude;
this.Altitude = latLong.Altitude;
this.AltMode = latLong.AltMode;
this.DisplayLatitude = this.Latitude;
this.DisplayLongitude = this.Longitude;
this.MinAltitude = minAltitude;
this.MaxAltitude = maxAltitude;
Initialize();
}
public VEPushPin(VELatLong latLong)
{
if (latLong != null)
{
this.Latitude = latLong.Latitude;
this.Longitude = latLong.Longitude;
this.DisplayLatitude = this.Latitude;
this.DisplayLongitude = this.Longitude;
this.Altitude = latLong.Altitude;
this.AltMode = latLong.AltMode;
}
Initialize();
}
public static double GreatCircleDistance(VELatLong a, VELatLong b)
{
return(LatLonAlt.GreatCircleDistance(a.ToLatLonAlt(), b.ToLatLonAlt()));
}
protected Point?GetPosition(VELatLong latLong, out VEPushPinAltitudeEvent altEvent, out bool isVisible)
{
Point?position = null;
isVisible = true;
altEvent = VEPushPinAltitudeEvent.None;
if (this.Map != null)
{
position = this.Map.LatLongToPointInternal(latLong, this);
//Not visible if no position (off screen)
if (position == null)
{
isVisible = false;
}
//Not visible if behind planet
if (behindPlanetCheckCount++ > behindPlanetCheckMax)
{
behindPlanetCheckCount = 0;
if (this.Map.IsBehindPlanet(latLong))
{
isVisible = false;
}
}
//Not visible if out of altitude range
double newCameraAltitude = Map.Altitude;
if (newCameraAltitude > this.MaxAltitude ||
newCameraAltitude < this.MinAltitude)
{
isVisible = false;
}
if (newCameraAltitude <= this.MaxAltitude &&
newCameraAltitude >= this.MinAltitude &&
previousCameraAltitude > this.MaxAltitude)
{
altEvent = VEPushPinAltitudeEvent.TransitionIntoUpperRange;
}
else if (newCameraAltitude <= this.MaxAltitude &&
newCameraAltitude >= this.MinAltitude &&
previousCameraAltitude < this.MinAltitude)
{
altEvent = VEPushPinAltitudeEvent.TransitionIntoLowerRange;
}
else if (newCameraAltitude > this.MaxAltitude &&
previousCameraAltitude <= this.MaxAltitude &&
previousCameraAltitude >= this.MinAltitude)
{
altEvent = VEPushPinAltitudeEvent.TransitionAboveUpperRange;
}
else if (newCameraAltitude < this.MinAltitude &&
previousCameraAltitude <= this.MaxAltitude &&
previousCameraAltitude >= this.MinAltitude)
{
altEvent = VEPushPinAltitudeEvent.TransitionBelowLowerRange;
}
if (ScalesWithMap)
{
if ((newCameraAltitude != this.OriginalAltitude) && (newCameraAltitude > 1.0))
{
double scaleFactor = this.OriginalAltitude / newCameraAltitude;
this.Height = this.OriginalHeight * scaleFactor;
this.Width = this.OriginalWidth * scaleFactor;
this.Measure(new Size(double.PositiveInfinity, double.PositiveInfinity));
}
}
previousCameraAltitude = newCameraAltitude;
//Not visible if manual override
if (PinVisible == false)
{
isVisible = false;
}
}
return(position);
}
