public void Add(Polygon polygon)
{
polygon.Visible = IsRenderableVisible(polygon.ParentRenderable);
m_polygons.Add(polygon);
LastUpdate = System.DateTime.Now;
m_oBounds.Union(polygon.GetGeographicBoundingBox());
}
private static RenderableObject Construct(String strRelativeDirectory, KMLObject oSource, World oWorld, GeographicBoundingBox oBounds, ProjectedVectorRenderer oPVR, Icons oIcons)
{
if (oSource is KMLContainer)
{
KMLContainer oCastSource = oSource as KMLContainer;
KMLRenderableObjectList result = new KMLRenderableObjectList(oCastSource.Name);
if (oPVR == null)
{
oPVR = new ProjectedVectorRenderer("Polygons and LineStrings", oWorld);
result.Add(oPVR);
}
if (oIcons == null)
{
oIcons = new Icons("Icons");
result.Add(oIcons);
}
for (int count = 0; count < oCastSource.Count; count++)
{
if (oCastSource[count].Visibility == true)
{
RenderableObject oLayer = Construct(strRelativeDirectory, oCastSource[count], oWorld, oBounds, oPVR, oIcons);
if (oLayer != null)
{
result.Add(oLayer);
}
}
}
return result;
}
else if (oSource is KMLPlacemark)
{
KMLPlacemark oCastSource = oSource as KMLPlacemark;
return Construct(strRelativeDirectory, oCastSource.Geometry, oWorld, oBounds, oPVR, oIcons);
}
else if (oSource is KMLMultiGeometry)
{
KMLMultiGeometry oCastSource = oSource as KMLMultiGeometry;
KMLRenderableObjectList result = new KMLRenderableObjectList("MultiGeometry");
for (int count = 0; count < oCastSource.Count; count++)
{
RenderableObject oLayer = Construct(strRelativeDirectory, oCastSource[count], oWorld, oBounds, oPVR, oIcons);
if (oLayer != null)
{
result.Add(oLayer);
}
}
return result;
}
else if (oSource is KMLPoint)
{
KMLPoint oCastSource = oSource as KMLPoint;
KMLIcon result = new KMLIcon(oCastSource.Owner.Name, oCastSource.Coordinates.Latitude, oCastSource.Coordinates.Longitude, oCastSource.Coordinates.Altitude);
result.DrawGroundStick = oCastSource.Extrude;
result.Rotation = WorldWind.Angle.FromDegrees(oCastSource.Style.NormalStyle.IconStyle.Heading);
result.IsRotated = oCastSource.Style.NormalStyle.IconStyle.Heading != 0.0f;
result.NormalColor = oCastSource.Style.NormalStyle.LabelStyle.Color;
result.HotColor = oCastSource.Style.HighlightStyle.LabelStyle.Color;
oIcons.Add(result);
oBounds.Union(oCastSource.Coordinates.Longitude, oCastSource.Coordinates.Latitude, oCastSource.Coordinates.Altitude);
return null;
}
else if (oSource is KMLPolygon)
{
KMLPolygon oCastSource = oSource as KMLPolygon;
Polygon oTool = new Polygon();
oTool.outerBoundary = new WorldWind.LinearRing(GetPoints(oCastSource.OuterBoundary));
oTool.innerBoundaries = GetInnerBoundaries(oCastSource);
oTool.PolgonColor = oCastSource.Style.NormalStyle.PolyStyle.Color;
oTool.Fill = oCastSource.Style.NormalStyle.PolyStyle.Fill;
oTool.LineWidth = oCastSource.Style.NormalStyle.LineStyle.Width;
oTool.Outline = oCastSource.Style.NormalStyle.PolyStyle.Outline;
oTool.OutlineColor = oCastSource.Style.NormalStyle.LineStyle.Color;
oPVR.Add(oTool);
oBounds.Union(oTool.GetGeographicBoundingBox());
return null;
}
else if (oSource is KMLLineString)
{
KMLLineString oCastSource = oSource as KMLLineString;
LineString oTool = new LineString();
oTool.Coordinates = GetPoints(oCastSource);
oTool.Color = oCastSource.Style.NormalStyle.LineStyle.Color;
oTool.LineWidth = oCastSource.Style.NormalStyle.LineStyle.Width;
oPVR.Add(oTool);
oBounds.Union(oTool.GetGeographicBoundingBox());
return null;
}
else if (oSource is KMLGroundOverlay)
{
KMLGroundOverlay oCastSource = oSource as KMLGroundOverlay;
KMLGroundOverlayRenderable result = new KMLGroundOverlayRenderable(oCastSource, strRelativeDirectory);
oBounds.Union(new GeographicBoundingBox(oCastSource.LatLonBox.North, oCastSource.LatLonBox.South, oCastSource.LatLonBox.West, oCastSource.LatLonBox.East));
return result;
}
else
{
return null;
}
}