public static GeoAPIPrecisionModel ToGeoAPI(this PrecisionModelType model)
{
GeoAPIPrecisionModel geoAPIPrecisionModel;
if (ConvertedPrecisionModels.TryGetValue(model, out geoAPIPrecisionModel))
{
return(geoAPIPrecisionModel);
}
var geoService = GeoAPI.GeometryServiceProvider.Instance;
switch (model)
{
case PrecisionModelType.Floating:
geoAPIPrecisionModel = geoService.CreatePrecisionModel(GeoAPI.Geometries.PrecisionModels.Floating);
break;
case PrecisionModelType.FloatingSingle:
geoAPIPrecisionModel = geoService.CreatePrecisionModel(GeoAPI.Geometries.PrecisionModels.FloatingSingle);
break;
case PrecisionModelType.Fixed:
geoAPIPrecisionModel = geoService.CreatePrecisionModel(GeoAPI.Geometries.PrecisionModels.Fixed);
break;
}
ConvertedPrecisionModels.Add(model, geoAPIPrecisionModel);
return(geoAPIPrecisionModel);
}
/// <summary> Creates a PrecisionModel that specifies
/// an explicit precision model type.
/// If the model type is FIXED the scale factor will default to 1.
///
/// </summary>
/// <param name="modelType">the type of the precision model
/// </param>
public PrecisionModel(PrecisionModelType modelType)
{
this.modelType = modelType;
if (modelType == PrecisionModelType.Fixed)
{
this.Scale = 1.0;
}
}
/// <summary>
/// Creates a <c>PrecisionModel</c> that specifies
/// an explicit precision model type.
/// If the model type is Fixed the scale factor will default to 1.
/// </summary>
/// <param name="modelType">
/// The type of the precision model.
/// </param>
public PrecisionModel(PrecisionModelType modelType)
{
_modelType = modelType;
if (modelType == PrecisionModelType.Fixed)
{
_scale = 1.0;
}
}
/// <summary>
/// Initializes a new instance of the <see cref="PrecisionModel" /> class.
/// </summary>
/// <param name="modelType">Type of the model.</param>
public PrecisionModel(PrecisionModelType modelType)
{
this.ModelType = modelType;
this.baseTolerance = 1 / Math.Pow(10, this.MaximumSignificantDigits - 1);
if (modelType == PrecisionModelType.Fixed)
{
this.Scale = 1.0;
this.baseTolerance = 0.5;
}
}
/// <summary>
/// Creates a <c>PrecisionModel</c> with a default precision
/// of Floating.
/// </summary>
public PrecisionModel()
{
// default is floating precision
_modelType = PrecisionModelType.Floating;
}
/// <summary>
/// Copy constructor to create a new <c>PrecisionModel</c>
/// from an existing one.
/// </summary>
/// <param name="pm"></param>
public PrecisionModel(PrecisionModel pm)
{
_modelType = pm._modelType;
_scale = pm._scale;
}
/// <summary>
/// Creates a <c>PrecisionModel</c> that specifies Fixed precision.
/// Fixed-precision coordinates are represented as precise internal coordinates,
/// which are rounded to the grid defined by the scale factor.
/// </summary>
/// <param name="scale">
/// Amount by which to multiply a coordinate after subtracting
/// the offset, to obtain a precise coordinate.
/// </param>
public PrecisionModel(double scale)
{
_modelType = PrecisionModelType.Fixed;
_scale = scale;
}
/// <summary>
/// Creates a <c>PrecisionModel</c> that specifies
/// an explicit precision model type.
/// If the model type is Fixed the scale factor will default to 1.
/// </summary>
/// <param name="modelType">
/// The type of the precision model.
/// </param>
public PrecisionModel(PrecisionModelType modelType)
{
_modelType = modelType;
if (modelType == PrecisionModelType.Fixed)
_scale = 1.0;
}
/// <summary>
/// Creates a <c>PrecisionModel</c> with a default precision
/// of Floating.
/// </summary>
public PrecisionModel()
{
// default is floating precision
_modelType = PrecisionModelType.Floating;
}
/// <summary>
/// Copy constructor to create a new <c>PrecisionModel</c>
/// from an existing one.
/// </summary>
/// <param name="pm"></param>
public PrecisionModel(PrecisionModel pm)
{
_modelType = pm._modelType;
_scale = pm._scale;
}
/// <summary>
/// Creates a <c>PrecisionModel</c> that specifies Fixed precision.
/// Fixed-precision coordinates are represented as precise internal coordinates,
/// which are rounded to the grid defined by the scale factor.
/// </summary>
/// <param name="scale">
/// Amount by which to multiply a coordinate after subtracting
/// the offset, to obtain a precise coordinate.
/// </param>
public PrecisionModel(double scale)
{
_modelType = PrecisionModelType.Fixed;
_scale = scale;
}
/// <summary>
/// Copy constructor to create a new PrecisionModel from an existing one.
/// </summary>
public PrecisionModel(PrecisionModel pm)
{
modelType = pm.modelType;
scale = pm.scale;
}
/// <summary>
/// Creates a PrecisionModel that specifies Fixed precision.
/// Fixed-precision coordinates are represented as precise internal coordinates,
/// which are rounded to the grid defined by the scale factor.
/// </summary>
/// <param name="scale">
/// Amount by which to multiply a coordinate after subtracting the offset,
/// to obtain a precise coordinate.
/// </param>
public PrecisionModel(double scale)
{
modelType = PrecisionModelType.Fixed;
this.Scale = scale;
}
public NtsPrecisionModel(PrecisionModelType modelType, int scale)
{
WrappedPrecisionModel = new PrecisionModel(scale);
}
