/// <summary>
///
/// </summary>
/// <param name="cptlt"></param>
/// <param name="pEnvelopeLayer"></param>
/// <param name="pEnvelopeIpe"></param>
/// <param name="dblFactor"></param>
/// <param name="intSubtract">In ipe, the first vertex and the last vertex are not identical.
/// Therefore, 0 if shape is polyline, 1 if shape is polygon</param>
/// <returns></returns>
/// <remarks>
///*********************polyline*****************************
///<path stroke="1 0.643 0.161" pen="fat">
///96 192 m
///160 144 l
///208 224 l
///</path>
///*********************multi polylines*****************************
///<path stroke="0 1 0.161" pen="fat">
///96 96 m
///112 32 l
///176 48 l
///208 112 l
///256 80 m
///256 32 l
///304 32 l
///336 80 l
///</path>
///*********************polygon******************************************
///<path stroke="1 0.643 0.208" fill="0.212 0.388 0.047" pen="fat">
///400 224 m
///352 128 l
///448 80 l
///544 192 l
///h
///</path>
///*********************polygon with two holes*********************
///<path stroke="1 0.2 0.502" fill="0.094 1 0" pen="fat">
///400 224 m
///352 128 l
///448 80 l
///544 192 l
///h
///416 176 m
///384 160 l
///416 128 l
///h
///448 192 m
///448 144 l
///496 176 l
///h
///</path>
/// </remarks>
public static string AddCoordinates(List <CPoint> cptlt, IEnvelope pEnvelopeLayer,
CEnvelope pEnvelopeIpe, double dblFactor, int intSubtract = 0)
{
int intRealCount = cptlt.Count - intSubtract;
double[] dblx = new double[intRealCount];
double[] dbly = new double[intRealCount];
for (int i = 0; i < intRealCount; i++)
{
dblx[i] = CGeoFunc.CoordinateTransform(
cptlt[i].X, pEnvelopeLayer.XMin, pEnvelopeIpe.XMin, dblFactor);
dbly[i] = CGeoFunc.CoordinateTransform(
cptlt[i].Y, pEnvelopeLayer.YMin, pEnvelopeIpe.YMin, dblFactor);
}
string str = AddXY(dblx[0], dbly[0]) + " m\n";
for (int j = 1; j < dblx.Length; j++)
{
str += AddXY(dblx[j], dbly[j]) + " l\n";
}
return(str);
}
public static string DrawIpt(IPoint ipt, IEnvelope pEnvelopeLayer, CEnvelope pEnvelopeIpe, string strShape,
CColor StrokeColor, string strWidth = "normal")
{
double dblFactor = pEnvelopeIpe.Height / pEnvelopeLayer.Height;
double dblx = CGeoFunc.CoordinateTransform(
ipt.X, pEnvelopeLayer.XMin, pEnvelopeIpe.XMin, dblFactor);
double dbly = CGeoFunc.CoordinateTransform(
ipt.Y, pEnvelopeLayer.YMin, pEnvelopeIpe.YMin, dblFactor);
return(drawIpeMark(dblx, dbly, strShape, AddColor(StrokeColor), strWidth));
}
public static string DrawCpl(CPolyline cpl, IEnvelope pEnvelopeLayer, CEnvelope pEnvelopeIpe,
CColor StrokeColor, string strWidth = "normal")
{
double dblFactor = pEnvelopeIpe.Height / pEnvelopeLayer.Height;
var cptlt = cpl.CptLt;
string str = GetStrokeStarting(StrokeColor, strWidth, "normal", "1", "1", null);
str += AddCoordinates(cptlt, pEnvelopeLayer, pEnvelopeIpe, dblFactor);
str += "</path>\n";
return(str);
}
public static string DrawCpgBound(CPolygon cpg, IEnvelope pEnvelopeLayer, CEnvelope pEnvelopeIpe,
CColor StrokeColor, string strWidth = "normal", string strDash = "normal")
{
double dblFactor = pEnvelopeIpe.Height / pEnvelopeLayer.Height;
string str = GetStrokeStarting(StrokeColor, strWidth, strDash, "1", "1");
str += AddCoordinates(cpg.CptLt, pEnvelopeLayer, pEnvelopeIpe, dblFactor);
//draw holes and fill wholes with white
if (cpg.HoleCpgLt != null && cpg.HoleCpgLt.Count > 0)
{
foreach (var holecpg in cpg.HoleCpgLt)
{
str += AddCoordinates(holecpg.CptLt, pEnvelopeLayer, pEnvelopeIpe, dblFactor);
if (holecpg.HoleCpgLt != null && holecpg.HoleCpgLt.Count > 0)
{
throw new ArgumentOutOfRangeException("We didn't consider this case!");
}
}
}
str += "</path>\n";
return(str);
}
private static string AddPolygonCoordinates(List <CPoint> cptlt, IEnvelope pEnvelopeLayer,
CEnvelope pEnvelopeIpe, double dblFactor)
{
return(AddCoordinates(cptlt, pEnvelopeLayer, pEnvelopeIpe, dblFactor, 1) + "h\n");
}