// Get the bounding box of the map frame in wgs84 unprojected
// ### Not not yet implemented, all returned values are wgs84 -> Return the values either in 'native' i.e. incoming coordinate system or convert them to wgs84
public static Dictionary <string, string> getMapFrameWgs84BoundingBox(IMxDocument pMxDoc, string mapFrameName)
{
// Declare and initalise variables
Dictionary <string, string> dict = new Dictionary <string, string>();
IMap pMap = Utilities.getMapFrame(pMxDoc, mapFrameName);
IActiveView pActiveView = pMap as IActiveView;
IEnvelope2 pEnvelope = pActiveView.Extent as IEnvelope2;
// Get the spatial reference of the map frame
// If not Geographic / WGS 84, convert it
var spatialRefDict = getDataFrameSpatialReference(pMxDoc, mapFrameName);
if (spatialRefDict["type"] != "Geographic" && spatialRefDict["datum"] != "WGS 1984")
{
//Convert active view to wgs 84
Debug.WriteLine("Reprojecting to wgs84");
ISpatialReferenceFactory srFactory = new SpatialReferenceEnvironmentClass();
ISpatialReference wgs84;
//GCS to project from
IGeographicCoordinateSystem gcs = srFactory.CreateGeographicCoordinateSystem((int)esriSRGeoCSType.esriSRGeoCS_WGS1984);
wgs84 = gcs;
wgs84.SetFalseOriginAndUnits(-180, -90, 1000000);
pEnvelope.Project(wgs84);
}
dict.Add("xMin", pEnvelope.XMin.ToString());
dict.Add("yMin", pEnvelope.YMin.ToString());
dict.Add("xMax", pEnvelope.XMax.ToString());
dict.Add("yMax", pEnvelope.YMax.ToString());
return(dict);
}
public static IMultiPatch EnvelopeToBoundingBox(IEnvelope2 ienvelope2_0)
{
object value = Missing.Value;
double double_;
double double_2;
double double_3;
double double_4;
ienvelope2_0.QueryCoords(out double_, out double_2, out double_3, out double_4);
double zMin = ienvelope2_0.ZMin;
double zMax = ienvelope2_0.ZMax;
IMultiPatch multiPatch = new MultiPatch() as IMultiPatch;
IGeometryCollection geometryCollection = multiPatch as IGeometryCollection;
IPointCollection pointCollection = new TriangleStrip();
Utils3D.MakeZMAware(pointCollection as IGeometry, true);
pointCollection.AddPoint(Utils3D.Create3DPoint(double_, double_2, zMin), ref value, ref value);
pointCollection.AddPoint(Utils3D.Create3DPoint(double_, double_2, zMax), ref value, ref value);
pointCollection.AddPoint(Utils3D.Create3DPoint(double_3, double_2, zMin), ref value, ref value);
pointCollection.AddPoint(Utils3D.Create3DPoint(double_3, double_2, zMax), ref value, ref value);
pointCollection.AddPoint(Utils3D.Create3DPoint(double_3, double_4, zMin), ref value, ref value);
pointCollection.AddPoint(Utils3D.Create3DPoint(double_3, double_4, zMax), ref value, ref value);
pointCollection.AddPoint(Utils3D.Create3DPoint(double_, double_4, zMin), ref value, ref value);
pointCollection.AddPoint(Utils3D.Create3DPoint(double_, double_4, zMax), ref value, ref value);
pointCollection.AddPoint(Utils3D.Create3DPoint(double_, double_2, zMin), ref value, ref value);
pointCollection.AddPoint(Utils3D.Create3DPoint(double_, double_2, zMax), ref value, ref value);
geometryCollection.AddGeometry(pointCollection as IGeometry, ref value, ref value);
return(multiPatch);
}