private void Append(PolygonGraphicsPath poly, Coordinate[] coords)
{
GraphicsPath ring = null;
for (var i = 0; i < coords.Length; i++)
{
_transPoint = TransformPoint(coords[i], _transPoint);
poly.AddToRing(_transPoint, ref ring);
}
poly.EndRing(ring);
}
private GraphicsPath ToShape(IPolygon p)
{
var poly = new PolygonGraphicsPath();
AppendRing(poly, p.ExteriorRing.Coordinates);
for (int j = 0; j < p.NumInteriorRings; j++)
{
AppendRing(poly, p.GetInteriorRingN(j).Coordinates);
}
return(poly.Path);
}
private void AppendRing(PolygonGraphicsPath poly, Coordinate[] coords)
{
GraphicsPath ring = null;
var prevX = Single.NaN;
var prevY = Single.NaN;
Coordinate prev = null;
var n = coords.Length - 1;
/**
* Don't include closing point.
* Ring path will be closed explicitly, which provides a
* more accurate path representation.
*/
for (var i = 0; i <= n; i++)
{
if (Decimation > 0.0)
{
var isDecimated = prev != null &&
Math.Abs(coords[i].X - prev.X) < Decimation &&
Math.Abs(coords[i].Y - prev.Y) < Decimation;
if (isDecimated)
{
continue;
}
prev = coords[i];
}
var transPoint = TransformPoint(coords[i]);
if (RemoveDuplicatePoints)
{
// skip duplicate points (except the last point)
var isDup = transPoint.X == prevX && transPoint.Y == prevY;
if (isDup)
{
continue;
}
prevX = transPoint.X;
prevY = transPoint.Y;
}
poly.AddToRing(transPoint, ref ring);
}
// handle closing point
poly.EndRing(ring);
}
private void Append(PolygonGraphicsPath poly, Coordinate[] coords)
{
GraphicsPath ring = null;
for (var i = 0; i < coords.Length; i++)
{
_transPoint = TransformPoint(coords[i], _transPoint);
poly.AddToRing(_transPoint, ref ring);
}
poly.EndRing(ring);
}
private GraphicsPath ToShape(IPolygon p)
{
var poly = new PolygonGraphicsPath();
Append(poly, p.ExteriorRing.Coordinates);
for (int j = 0; j < p.NumInteriorRings; j++)
{
Append(poly, p.GetInteriorRingN(j).Coordinates);
}
return poly.Path;
}
private void AppendRing(PolygonGraphicsPath poly, Coordinate[] coords)
{
GraphicsPath ring = null;
var prevX = Single.NaN;
var prevY = Single.NaN;
Coordinate prev = null;
var n = coords.Length - 1;
/**
* Don't include closing point.
* Ring path will be closed explicitly, which provides a
* more accurate path representation.
*/
for (var i = 0; i <= n; i++)
{
if (Decimation > 0.0)
{
var isDecimated = prev != null
&& Math.Abs(coords[i].X - prev.X) < Decimation
&& Math.Abs(coords[i].Y - prev.Y) < Decimation;
if (isDecimated)
continue;
prev = coords[i];
}
var transPoint = TransformPoint(coords[i]);
if (RemoveDuplicatePoints)
{
// skip duplicate points (except the last point)
var isDup = transPoint.X == prevX && transPoint.Y == prevY;
if (isDup)
{
continue;
}
prevX = transPoint.X;
prevY = transPoint.Y;
}
poly.AddToRing(transPoint, ref ring);
}
// handle closing point
poly.EndRing(ring);
}
