/// <summary>
/// Rotate the coordinate map by the given number of degrees
/// </summary>
/// <param name="degrees"></param>
public void Rotate(Double degrees)
{
/**
* create a new point some ways off from our reference point
*/
PointD newPoint = _pixelReferencePoint.Clone() as PointD;
newPoint.X += 100;
/**
* save the lat and long of the new point
*/
GeoPoint geoPoint = GetGeoPoint(newPoint);
/**
* rotate the new point about our reference point
*/
newPoint.Rotate(_pixelReferencePoint, degrees);
GeoPointList geoPoints = new GeoPointList()
{
_geoReferencePoint, geoPoint
};
PointDList pixPoints = new PointDList()
{
_pixelReferencePoint, newPoint
};
/**
* Reinitialize ourself with the new rotation
*/
Initialize(pixPoints, geoPoints);
}
public PointDList Clone()
{
PointDList list = new PointDList();
this.ForEach(p => list.Add(p.Clone() as PointD));
return(list);
}
void CreateFromLines(LineList lines)
{
_points = new PointDList();
foreach (Line line in lines)
{
_points.Add(line.P1 as PointD);
}
}
public PointDList ToPointDList()
{
PointDList list = new PointDList();
foreach (GeoPoint point in GeoPoints)
{
list.Add(point.ToPointD());
}
return(list);
}
public GeoPointList GetGeoPointList(PointDList pixPointList)
{
GeoPointList retVal = new GeoPointList();
foreach (PointD pt in pixPointList)
{
retVal.Add(GetGeoPoint(pt));
}
return(retVal);
}
public static Unescaped ToUnescapedSQLString(PointDList pnts)
{
Unescaped retVal = Unescaped.String("NULL");
if (pnts != null & pnts.Count > 0)
{
retVal = Unescaped.String(pnts.ToSQLString());
}
return(retVal);
}
public PointDList ToPointDList()
{
PointDList list = new PointDList();
foreach (GeoPoint point in this)
{
list.Add(new PointD(point));
}
return(list);
}
public static RectangleD Inflate(RectangleD original, Double xAmount, Double yAmount)
{
PointDList points = new PointDList();
foreach (PointD point in original.PointList)
{
points.Add(new PointD(point.X * xAmount, point.Y * yAmount));
}
RectangleD newRect = new RectangleD(points[0], points[1], points[2], points[3]);
return(newRect);
}
void Initialize(PointDList pixPointList, GeoPointList geoPointList)
{
// Get and store the difference in pixel orientation to north (Rotation from north)
double geoBearing = EarthGeo.GetBearing(geoPointList[0], geoPointList[1]);
double pixBearing = GetPixelBearing(pixPointList[0], pixPointList[1]);
this.BearingDelta = geoBearing - pixBearing;
// Get and store the pixel to meter ratio (Scale to meters)
double geoDistance = EarthGeo.GetDistance(geoPointList[0], geoPointList[1]);
double pixDistance = new Line(pixPointList[0], pixPointList[1]).Length;
_pixelsPerMeter = pixDistance / geoDistance;
// Store a pixel cross reference point, from which all other conversions can happen
this.PixPoint = new PointD(pixPointList[0].X, pixPointList[0].Y);
this.GeoPoint = new GeoPoint(geoPointList[0].Y, geoPointList[0].X);
}
public virtual bool Contains(PointD point)
{
PointD p1, p2;
bool inside = false;
PointDList poly = _points;
PointD oldPoint = poly[Points.Count - 1];
for (int i = 0; i < poly.Count; i++)
{
PointD newPoint = poly[i];
if (newPoint.X > oldPoint.X)
{
p1 = oldPoint;
p2 = newPoint;
}
else
{
p1 = newPoint;
p2 = oldPoint;
}
if ((newPoint.X < point.X) == (point.X <= oldPoint.X) &&
(point.Y - (long)p1.Y) * (p2.X - p1.X)
< (p2.Y - (long)p1.Y) * (point.X - p1.X))
{
inside = !inside;
}
oldPoint = newPoint;
}
return(inside);
}
public LineList(PointDList points)
: this(points.ToLineList())
{
}
public RectangleD()
{
_points = new PointDList {
PointD.Empty, PointD.Empty, PointD.Empty, PointD.Empty
};
}
public GridD()
{
_points = new PointDList {
PointD.Empty, PointD.Empty, PointD.Empty, PointD.Empty
};
}
public GeoLineList(PointDList list)
: this(new GeoPointList(list))
{
}
public CoordinateMap(PointDList pixPointList, GeoPointList geoPointList)
{
Initialize(pixPointList, geoPointList);
}
public GeoPolygon(PointDList points)
: this(new GeoPointList(points))
{
}
public GeoRectangle(PointDList points)
: this(new GeoPointList(points))
{
}
public GeoPath(PointDList list)
: base(list)
{
}
public Polygon(PointDList points)
{
_points = points;
}
public PointDList ToPointDList()
{
PointDList points = new PointDList(_points);
return(points);
}
