private static PolygonResult PolyLength(double[][] points)
{
s_polyline.Clear();
for (int i = 0; i < points.Length; ++i)
{
s_polyline.AddPoint(points[i][0], points[i][1]);
}
return(s_polyline.Compute(false, true));
}
private static void CalcuateLenghtIncrements(List <Coordinate> points)
{
// setting the polyline to true allows us
// to calculate length of a polyline
var calc = new PolygonArea(Geodesic.WGS84, true);
foreach (var point in points)
{
calc.AddPoint(point.X, point.Y);
var length = calc.Compute().Perimeter;
Console.WriteLine("Adding Point({0},{1}) : Curent Length : {2}", point.X, point.Y, length);
}
}
private static void CalculateLength(List <Coordinate> points)
{
// setting the polyline to true allows us
// to calculate length of a polyline
var calc = new PolygonArea(Geodesic.WGS84, true);
foreach (var point in points)
{
calc.AddPoint(point.X, point.Y);
}
var length = calc.Compute().Perimeter;
Console.WriteLine("Length Is : {0}", length);
}
private static void CalculateArea(List <Coordinate> points)
{
// setting the polyline to false allows us
// to calculate length of a polyline
var calc = new PolygonArea(Geodesic.WGS84, false);
foreach (var point in points)
{
calc.AddPoint(point.X, point.Y);
}
var area = calc.Compute();
Console.WriteLine("Area Is : {0}", area.Area);
Console.WriteLine("Perimeter Is : {0}", area.Perimeter);
}
private void OnAddPoint(object sender, EventArgs e)
{
try
{
double lat = Double.Parse(m_latitudeTextBox.Text);
double lon = Double.Parse(m_longitudeTextBox.Text);
double length, area;
m_poly.AddPoint(lat, lon);
m_edgeButton.Enabled = true;
m_currLatTextBox.Text = m_latitudeTextBox.Text;
m_currLonTextBox.Text = m_longitudeTextBox.Text;
m_numPointsTextBox.Text = m_poly.Compute(false, false, out length, out area).ToString();
m_lengthTextBox.Text = length.ToString();
if (!m_polylineCheckBox.Checked)
{
m_areaTextBox.Text = area.ToString();
}
}
catch (Exception xcpt)
{
MessageBox.Show(xcpt.Message, "Exception", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
static void Main(string[] args)
{
try {
Geodesic geod = new Geodesic(); // WGS84
PolygonArea poly = new PolygonArea(geod, true);
poly.AddPoint( 52, 0); // London
poly.AddPoint( 41,-74); // New York
poly.AddPoint(-23,-43); // Rio de Janeiro
poly.AddPoint(-26, 28); // Johannesburg
double perimeter, area;
uint n = poly.Compute(false, true, out perimeter, out area);
Console.WriteLine(String.Format("{0} {1} {2}", n, perimeter, area));
}
catch (GeographicErr e) {
Console.WriteLine(String.Format("Caught exception: {0}", e.Message));
}
}
static void Main(string[] args)
{
try {
Geodesic geod = new Geodesic(); // WGS84
PolygonArea poly = new PolygonArea(geod, true);
poly.AddPoint(52, 0); // London
poly.AddPoint(41, -74); // New York
poly.AddPoint(-23, -43); // Rio de Janeiro
poly.AddPoint(-26, 28); // Johannesburg
double perimeter, area;
uint n = poly.Compute(false, true, out perimeter, out area);
Console.WriteLine(String.Format("{0} {1} {2}", n, perimeter, area));
}
catch (GeographicErr e) {
Console.WriteLine(String.Format("Caught exception: {0}", e.Message));
}
}
public static void main(string[] args)
{
PolygonArea p = new PolygonArea(Geodesic.WGS84, false);
try
{
var inp = (from arg in args select double.Parse(arg)).GetEnumerator();
while (inp.MoveNext())
{
double lat = inp.Current;
inp.MoveNext();
double lon = inp.Current;
p.AddPoint(lat, lon);
}
}
catch (Exception e) { }
PolygonResult r = p.Compute();
Console.WriteLine(r.Num + " " + r.Perimeter + " " + r.Area);
}
private void OnValidate(object sender, EventArgs e)
{
try
{
double lat, lon, perim, area;
PolygonArea pa = new PolygonArea(new Geodesic(50000.0, 0.001), true);
pa = new PolygonArea(false);
pa.AddPoint(32.0, -86.0);
pa.AddEdge(20.0, 10000.0);
pa.AddEdge(-45.0, 10000.0);
pa.CurrentPoint(out lat, out lon);
pa.Compute(false, false, out perim, out area);
pa.TestEdge(-70.0, 5000.0, false, false, out perim, out area);
pa.TestPoint(31.0, -86.5, false, false, out perim, out area);
MessageBox.Show("No errors detected", "OK", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
catch (Exception xcpt)
{
MessageBox.Show(xcpt.Message, "Exception", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
private void OnValidate(object sender, EventArgs e)
{
try
{
double lat, lon, perim, area;
PolygonArea pa = new PolygonArea(new Geodesic(50000.0, 0.001), true);
pa = new PolygonArea(false);
pa.AddPoint(32.0, -86.0);
pa.AddEdge(20.0, 10000.0);
pa.AddEdge(-45.0, 10000.0);
pa.CurrentPoint(out lat, out lon);
pa.Compute(false, false, out perim, out area);
pa.TestEdge(-70.0, 5000.0, false, false, out perim, out area);
pa.TestPoint(31.0, -86.5, false, false, out perim, out area);
MessageBox.Show("No errors detected", "OK", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
catch (Exception xcpt)
{
MessageBox.Show(xcpt.Message, "Exception", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
