private void AppendCoordinate(StringBuilder builder, CoordinateInfo coordinate)
{
builder.Append(coordinate.X.ToString(CultureInfo.InvariantCulture));
builder.Append(" ");
builder.Append(coordinate.Y.ToString(CultureInfo.InvariantCulture));
if (coordinate.Z.HasValue && _settings.MaxDimesions > 2)
{
builder.Append(" ");
builder.Append(coordinate.Z.Value.ToString(CultureInfo.InvariantCulture));
}
if (coordinate.M.HasValue && _settings.MaxDimesions > 3)
{
builder.Append(" ");
builder.Append(coordinate.M.Value.ToString(CultureInfo.InvariantCulture));
}
}
private static void WriteJsonCoordinate(JsonWriter writer, CoordinateInfo coordinate)
{
writer.WriteStartArray();
writer.WriteValue(coordinate.X);
writer.WriteValue(coordinate.Y);
if (coordinate.Z.HasValue)
{
writer.WriteValue(coordinate.Z.Value);
}
if (coordinate.Z.HasValue && coordinate.M.HasValue)
{
writer.WriteValue(coordinate.M.Value);
}
writer.WriteEndArray();
}
private bool TryParseCoordinate(RavenJArray coordinates, out CoordinateInfo result)
{
if (coordinates != null && coordinates.Length > 1 && coordinates.All(x => x is RavenJValue))
{
var vals = coordinates.Cast <RavenJValue>().ToList();
if (vals.All(x => x.Type == JTokenType.Float || x.Type == JTokenType.Integer))
{
result = new CoordinateInfo
{
X = Convert.ToDouble(vals[0].Value),
Y = Convert.ToDouble(vals[1].Value),
Z = vals.Count > 2 ? Convert.ToDouble(vals[2].Value) : (double?)null,
M = vals.Count > 3 ? Convert.ToDouble(vals[3].Value) : (double?)null
};
return(true);
}
}
result = null;
return(false);
}
private bool TryParseCoordinateArrayArrayArray(RavenJArray coordinates, out CoordinateInfo[][][] result)
{
result = null;
if (coordinates == null)
return false;
var valid = coordinates.All(x => x is RavenJArray);
if (!valid)
return false;
var tempResult = new CoordinateInfo[coordinates.Length][][];
for (var index = 0; index < coordinates.Length; index++)
{
if (!TryParseCoordinateArrayArray((RavenJArray)coordinates[index], out tempResult[index]))
return false;
}
result = tempResult;
return true;
}
private bool TryParseCoordinate(RavenJArray coordinates, out CoordinateInfo result)
{
if (coordinates != null && coordinates.Length > 1 && coordinates.All(x => x is RavenJValue))
{
var vals = coordinates.Cast<RavenJValue>().ToList();
if (vals.All(x => x.Type == JTokenType.Float || x.Type == JTokenType.Integer))
{
result = new CoordinateInfo
{
X = Convert.ToDouble(vals[0].Value),
Y = Convert.ToDouble(vals[1].Value),
Z = vals.Count > 2 ? Convert.ToDouble(vals[2].Value) : (double?) null,
M = vals.Count > 3 ? Convert.ToDouble(vals[3].Value) : (double?) null
};
return true;
}
}
result = null;
return false;
}
private Dimensions GetDimensions(CoordinateInfo[] coordinates)
{
return coordinates.Aggregate(Dimensions.XY, (current, coordinate) => current | coordinate.GetDimensions());
}
private void AppendCoordinate(StringBuilder builder, CoordinateInfo coordinate)
{
builder.Append(coordinate.X.ToString(CultureInfo.InvariantCulture));
builder.Append(" ");
builder.Append(coordinate.Y.ToString(CultureInfo.InvariantCulture));
if (coordinate.Z.HasValue && _settings.MaxDimesions > 2)
{
builder.Append(" ");
builder.Append(coordinate.Z.Value.ToString(CultureInfo.InvariantCulture));
}
if (coordinate.M.HasValue && _settings.MaxDimesions > 3)
{
builder.Append(" ");
builder.Append(coordinate.M.Value.ToString(CultureInfo.InvariantCulture));
}
}
private void AppendCoordinates(StringBuilder builder, CoordinateInfo[] coordinates)
{
for (var i = 0; i < coordinates.Length; i++)
{
if (i > 0)
builder.Append(", ");
AppendCoordinate(builder, coordinates[i]);
}
}
//private void AppendTriangle(StringBuilder builder, object polygon)
//{
// builder.Append("TRIANGLE");
// AppendDimensions(builder, polygon);
// builder.Append(" ");
// AppendPolygonInner(builder, polygon);
//}
private void AppendPolygonInner(StringBuilder builder, CoordinateInfo[][] polygon)
{
if (polygon.Length == 0)
{
builder.Append("EMPTY");
return;
}
builder.Append("(");
AppendLineStringInner(builder, polygon[0]);
for (var i = 1; i < polygon.Length; i++)
{
builder.Append(", ");
AppendLineStringInner(builder, polygon[i]);
}
builder.Append(")");
}
//private void AppendLinearRing(StringBuilder builder, object linearRing)
//{
// builder.Append("LINEARRING");
// AppendDimensions(builder, linearRing);
// builder.Append(" ");
// AppendLineStringInner(builder, linearRing.Coordinates);
//}
private void AppendLineStringInner(StringBuilder builder, CoordinateInfo[] lineString)
{
if (lineString.Length == 0)
{
builder.Append("EMPTY");
return;
}
builder.Append("(");
AppendCoordinates(builder, lineString);
builder.Append(")");
}
private void AppendPointInner(StringBuilder builder, CoordinateInfo point)
{
if (point == null)
{
builder.Append("EMPTY");
return;
}
builder.Append("(");
AppendCoordinate(builder, point);
builder.Append(")");
}
protected static void WriteJsonCoordinatesEnumerable2(JsonWriter writer, CoordinateInfo[][][] coordinates)
{
writer.WriteStartArray();
foreach (var coordinate in coordinates)
WriteJsonCoordinatesEnumerable(writer, coordinate);
writer.WriteEndArray();
}
private static void WriteJsonCoordinate(JsonWriter writer, CoordinateInfo coordinate)
{
writer.WriteStartArray();
writer.WriteValue(coordinate.X);
writer.WriteValue(coordinate.Y);
if (coordinate.Z.HasValue)
writer.WriteValue(coordinate.Z.Value);
if (coordinate.Z.HasValue && coordinate.M.HasValue)
writer.WriteValue(coordinate.M.Value);
writer.WriteEndArray();
}