public static void GenerateRandomAffineTransformation(PluginProperties pluginProperties)
{
Random rnd = new Random();
var randomDistance = rnd.Next(MinimumDistance, MaximumDistance);
var randomBearing = rnd.Next(MinimumBearing, MaximumBearing);
var startCoordinate = new Coordinate(); // lat & lon = 0
var endCoordinate = GetEndCoordinate(startCoordinate, randomDistance, randomBearing);
pluginProperties.AffineTransformation = AffineTransformationFactory.CreateFromControlVectors(startCoordinate, endCoordinate);
}
public static IGeometry TransformByBaseline(IGeometry g, IGeometry destBaseline)
{
var env = g.EnvelopeInternal;
var src0 = new Coordinate(env.MinX, env.MinY);
var src1 = new Coordinate(env.MaxX, env.MinY);
var destPts = destBaseline.Coordinates;
var dest0 = destPts[0];
var dest1 = destPts[1];
var trans = AffineTransformationFactory.CreateFromBaseLines(src0, src1, dest0, dest1);
return(trans.Transform(g));
}
void Run(double p0x, double p0y,
double pp0x, double pp0y
)
{
var p0 = new Coordinate(p0x, p0y);
var pp0 = new Coordinate(pp0x, pp0y);
var trans = AffineTransformationFactory.CreateFromControlVectors(
p0, pp0);
var dest = new Coordinate();
AssertEqualPoint(pp0, trans.Transform(p0, dest));
}
public static IGeometry TransformByVectors(IGeometry g, IGeometry control)
{
var nControl = control.NumGeometries;
var src = new Coordinate[nControl];
var dest = new Coordinate[nControl];
for (int i = 0; i < nControl; i++)
{
var contComp = control.GetGeometryN(i);
var pts = contComp.Coordinates;
src[i] = pts[0];
dest[i] = pts[1];
}
var trans = AffineTransformationFactory.CreateFromControlVectors(src, dest);
Console.WriteLine(trans);
return(trans.Transform(g));
}
private static IGeometry FontGlyph(IGeometry g, String text, Font font)
{
var env = FunctionsUtil.GetEnvelopeOrDefault(g);
var geomFact = FunctionsUtil.GetFactoryOrDefault(g);
var textGeom = FontGlyphReader.Read(text, font, geomFact);
var envText = textGeom.EnvelopeInternal;
if (g != null)
{
// transform to baseline
var baseText0 = new Coordinate(envText.MinX, envText.MinY);
var baseText1 = new Coordinate(envText.MaxX, envText.MinY);
var baseGeom0 = new Coordinate(env.MinX, env.MinY);
var baseGeom1 = new Coordinate(env.MaxX, env.MinY);
AffineTransformation trans = AffineTransformationFactory.CreateFromBaseLines(baseText0, baseText1,
baseGeom0, baseGeom1);
return(trans.Transform(textGeom));
}
return(textGeom);
}
void Run(double p0x, double p0y,
double p1x, double p1y,
double pp0x, double pp0y,
double pp1x, double pp1y
)
{
Coordinate p0 = new Coordinate(p0x, p0y);
Coordinate p1 = new Coordinate(p1x, p1y);
Coordinate pp0 = new Coordinate(pp0x, pp0y);
Coordinate pp1 = new Coordinate(pp1x, pp1y);
AffineTransformation trans = AffineTransformationFactory.CreateFromControlVectors(
p0, p1,
pp0, pp1);
Coordinate dest = new Coordinate();
AssertEqualPoint(pp0, trans.Transform(p0, dest));
AssertEqualPoint(pp1, trans.Transform(p1, dest));
}
