/// <summary>
/// Creates a <see cref="LineString" /> whose coordinates are in the reverse order of this objects.
/// </summary>
/// <returns>A <see cref="LineString" /> with coordinates in the reverse order.</returns>
public ILineString Reverse()
{
ICoordinateSequence seq = (ICoordinateSequence)points.Clone();
// Personalized implementation using Array.Reverse: maybe it's faster?
ICoordinate[] array = seq.ToCoordinateArray();
Array.Reverse(array);
return(Factory.CreateLineString(array));
}
/// <summary>
/// Creates a <see cref="LineString" /> whose coordinates are in the reverse order of this objects.
/// </summary>
/// <returns>A <see cref="LineString" /> with coordinates in the reverse order.</returns>
public virtual ILineString Reverse()
{
ICoordinateSequence seq = (ICoordinateSequence)points.Clone();
// Personalized implementation using Array.Reverse: maybe it's faster?
ICoordinate[] array = seq.ToCoordinateArray();
Array.Reverse(array);
return(Factory.CreateLineString(array));
/*
* // Standard implementation : direct port of JTS code
* CoordinateSequences.Reverse(seq);
* return Factory.CreateLineString(seq);
*/
}
/// <summary>
///
/// </summary>
/// <returns></returns>
public override object Clone()
{
Point p = (Point)base.Clone();
p.coordinates = (ICoordinateSequence)coordinates.Clone();
return(p);
}
/// <summary>
///
/// </summary>
/// <returns></returns>
public override object Clone()
{
LineString ls = (LineString)base.Clone();
ls._points = (ICoordinateSequence)_points.Clone();
return(ls);
}
public void TestClone()
{
ICoordinateSequence s1 = CoordinateArraySequenceFactory.Instance.Create(
new[] { new Coordinate(1, 2), new Coordinate(3, 4) });
ICoordinateSequence s2 = (ICoordinateSequence)s1.Clone();
Assert.IsTrue(s1.GetCoordinate(0).Equals(s2.GetCoordinate(0)));
Assert.IsTrue(s1.GetCoordinate(0) != s2.GetCoordinate(0));
}
/// <summary>
/// Transforms a coordinate sequence. The input coordinate sequence remains unchanged.
/// </summary>
/// <param name="coordinateSequence">The coordinate sequence to transform.</param>
/// <returns>The transformed coordinate sequence.</returns>
public ICoordinateSequence Transform(ICoordinateSequence coordinateSequence)
{
var c = (ICoordinateSequence)coordinateSequence.Clone();
for (var i = 0; i < c.Count; i++)
{
_affineTransformation.Transform(c, i);
}
return(c);
}
public override ICoordinateSequence Transform(ICoordinateSequence coordinateSequence)
{
var res = (ICoordinateSequence)coordinateSequence.Clone();
foreach (var ct in _coordinateTransformationList)
{
res = ct.MathTransform.Transform(res);
}
return(res);
}
public ICoordinateSequence Transform(ICoordinateSequence coordinateSequence)
{
//use shortcut if possible
var sequence = coordinateSequence as DotSpatialAffineCoordinateSequence;
if (sequence != null)
{
return(TransformDotSpatialAffine(sequence));
}
var xy = new double[2 * coordinateSequence.Count];
double[] z = null;
if (!double.IsNaN(coordinateSequence.GetOrdinate(0, Ordinate.Z)))
{
z = new double[coordinateSequence.Count];
}
var j = 0;
for (var i = 0; i < coordinateSequence.Count; i++)
{
xy[j++] = coordinateSequence.GetOrdinate(i, Ordinate.X);
xy[j++] = coordinateSequence.GetOrdinate(i, Ordinate.Y);
if (z != null)
{
z[i] = coordinateSequence.GetOrdinate(i, Ordinate.Z);
}
}
Reproject.ReprojectPoints(xy, z, Source, Target, 0, coordinateSequence.Count);
var ret = (ICoordinateSequence)coordinateSequence.Clone();
j = 0;
for (var i = 0; i < coordinateSequence.Count; i++)
{
ret.SetOrdinate(i, Ordinate.X, xy[j++]);
ret.SetOrdinate(i, Ordinate.Y, xy[j++]);
if (z != null && DimTarget > 2)
{
ret.SetOrdinate(i, Ordinate.Z, z[i]);
}
else
{
ret.SetOrdinate(i, Ordinate.Z, coordinateSequence.GetOrdinate(i, Ordinate.Z));
}
}
return(ret);
}
/// <summary>
/// Transforms a coordinate sequence. The input coordinate sequence remains unchanged.
/// </summary>
/// <param name="coordinateSequence">The coordinate sequence to transform.</param>
/// <returns>The transformed coordinate sequence.</returns>
public ICoordinateSequence Transform(ICoordinateSequence coordinateSequence)
{
//if (coordinateSequence)
var xy = new double[coordinateSequence.Count * 2];
var numOrdinates = coordinateSequence.Dimension;
var z = numOrdinates > 2 ? new double[coordinateSequence.Count] : null;
var m = numOrdinates > 3 ? new double[coordinateSequence.Count] : null;
var j = 0;
for (var i = 0; i < coordinateSequence.Count; i++)
{
xy[j++] = coordinateSequence.GetX(i);
xy[j++] = coordinateSequence.GetY(i);
if (numOrdinates > 2)
{
z[i] = coordinateSequence.GetOrdinate(i, Ordinate.Z);
}
if (numOrdinates > 3)
{
m[i] = coordinateSequence.GetOrdinate(i, Ordinate.M);
}
}
// Do the reprojection
Reproject.ReprojectPoints(xy, z, _order[0], _order[1], 0, coordinateSequence.Count);
// Set up result
j = 0;
var res = (ICoordinateSequence)coordinateSequence.Clone();
for (var i = 0; i < coordinateSequence.Count; i++)
{
res.SetOrdinate(i, Ordinate.X, xy[j++]);
res.SetOrdinate(i, Ordinate.Y, xy[j++]);
if (numOrdinates > 2)
{
res.SetOrdinate(i, Ordinate.Z, z[i]);
}
else if (numOrdinates > 3)
{
res.SetOrdinate(i, Ordinate.M, m[i]);
}
}
// return it
return(res);
}
public void TestCloneDimension2()
{
ICoordinateSequence s1 = CoordinateArraySequenceFactory.Instance.Create(2, 2);
s1.SetOrdinate(0, Ordinate.X, 1);
s1.SetOrdinate(0, Ordinate.Y, 2);
s1.SetOrdinate(1, Ordinate.X, 3);
s1.SetOrdinate(1, Ordinate.Y, 4);
ICoordinateSequence s2 = (ICoordinateSequence)s1.Clone();
Assert.IsTrue(s1.Dimension == s2.Dimension);
Assert.IsTrue(s1.GetCoordinate(0).Equals(s2.GetCoordinate(0)));
Assert.IsTrue(s1.GetCoordinate(0) != s2.GetCoordinate(0));
}
/// <summary>
/// Convenience method which provides statndard way of copying {CoordinateSequence}s
/// </summary>
/// <param name="seq">The sequence to copy.</param>
/// <returns>A deep copy of the sequence.</returns>
protected virtual ICoordinateSequence Copy(ICoordinateSequence seq)
{
return (ICoordinateSequence) seq.Clone();
}
/// <summary>
/// Convenience method which provides statndard way of copying {CoordinateSequence}s
/// </summary>
/// <param name="seq">The sequence to copy.</param>
/// <returns>A deep copy of the sequence.</returns>
protected virtual ICoordinateSequence Copy(ICoordinateSequence seq)
{
return((ICoordinateSequence)seq.Clone());
}
public ICoordinateSequence Transform(ICoordinateSequence coordinateSequence)
{
//use shortcut if possible
var sequence = coordinateSequence as DotSpatialAffineCoordinateSequence;
if (sequence != null)
return TransformDotSpatialAffine(sequence);
var xy = new double[2*coordinateSequence.Count];
double[] z = null;
if (!double.IsNaN(coordinateSequence.GetOrdinate(0, Ordinate.Z)))
z = new double[coordinateSequence.Count];
var j = 0;
for (var i = 0; i < coordinateSequence.Count; i++)
{
xy[j++] = coordinateSequence.GetOrdinate(i, Ordinate.X);
xy[j++] = coordinateSequence.GetOrdinate(i, Ordinate.Y);
if (z != null) z[i] = coordinateSequence.GetOrdinate(i, Ordinate.Z);
}
Reproject.ReprojectPoints(xy, z, Source, Target, 0, coordinateSequence.Count);
var ret = (ICoordinateSequence) coordinateSequence.Clone();
j = 0;
for (var i = 0; i < coordinateSequence.Count; i++)
{
ret.SetOrdinate(i, Ordinate.X, xy[j++]);
ret.SetOrdinate(i, Ordinate.Y, xy[j++]);
if (z != null && DimTarget>2)
ret.SetOrdinate(i, Ordinate.Z, z[i]);
else
ret.SetOrdinate(i,Ordinate.Z, coordinateSequence.GetOrdinate(i, Ordinate.Z));
}
return ret;
}
public override ICoordinateSequence Transform(ICoordinateSequence coordinateSequence)
{
var res = (ICoordinateSequence)coordinateSequence.Clone();
foreach (var ct in _coordinateTransformationList)
{
res = ct.MathTransform.Transform(res);
}
return res;
}
/// <summary>
/// Transforms a coordinate sequence. The input coordinate sequence remains unchanged.
/// </summary>
/// <param name="coordinateSequence">The coordinate sequence to transform.</param>
/// <returns>The transformed coordinate sequence.</returns>
public ICoordinateSequence Transform(ICoordinateSequence coordinateSequence)
{
var c = (ICoordinateSequence)coordinateSequence.Clone();
for (var i = 0; i < c.Count; i++)
_affineTransformation.Transform(c, i);
return c;
}
