/// <summary>
/// Converts the geometry to svg and writes the svg to a file.
/// </summary>
/// <param name="filename">The name of the svg file.</param>
/// <param name="pm">The precision model for the geometries</param>
/// <param name="a">The geometry to be written to svg.</param>
public void CreateSVG(string filename, Geotools.Geometries.PrecisionModel pm, Geometry a)
{
GeometrySVGWriter svgWriter = new GeometrySVGWriter(pm);
StreamWriter sw = new StreamWriter(filename);
double minx, miny, maxx, maxy;
a.Extent2D(out minx, out miny, out maxx, out maxy);
sw.WriteLine(String.Format("<svg viewBox=\"{0} {1} {2} {3}\">",minx,miny,maxx,maxy*1.2));
svgWriter.Write(a,sw,"fill-rule:evenodd;","fill:ltgray;stroke:blue;stroke-width:1;fill-opacity:0.2");
sw.WriteLine("</svg>");
sw.Close();
}
/// <summary>
/// Writes three geometries to an svg file
/// </summary>
/// <param name="filename">The path of the svg file.</param>
/// <param name="a">The A geometry</param>
/// <param name="b">The B geometry</param>
/// <param name="c">The C geometry</param>
public void DisplayTest(string filename, Geometry a, Geometry b, Geometry c)
{
Geotools.Geometries.PrecisionModel pm = new Geotools.Geometries.PrecisionModel(1, 0, 0);
GeometryFactory fact = new GeometryFactory(pm, 0);
GeometrySVGWriter svgWriter = new GeometrySVGWriter(fact.PrecisionModel);
StreamWriter sw = new StreamWriter(filename);
GeometryCollection geomCollection= fact.CreateGeometryCollection(new Geometry[]{a,b,c});
double minx, miny, maxx, maxy;
geomCollection.Extent2D(out minx, out miny, out maxx, out maxy);
sw.WriteLine(String.Format("<svg viewBox=\"{0} {1} {2} {3}\">",minx,miny,maxx,maxy*1.2));
svgWriter.Write(a,sw,"fill-rule:evenodd;","fill:none;stroke:blue;stroke-width:1;fill-opacity:0.2");
svgWriter.Write(b,sw,"fill-rule:evenodd;","fill:none;stroke:red;stroke-width:1;fill-opacity:0.2");
svgWriter.Write(c,sw,"fill-rule:evenodd;","fill:yellow;stroke:green;stroke-width:2;fill-opacity:0.5;stroke-dasharray:2,2");
sw.WriteLine("</svg>");
sw.Close();
}
