UnitType
Image.UnitType property
Получает тип текущего юнита.
public UnitType UnitType { get; }
Примеры
Нормализация размера страницы экспорта, несмотря на тип единицы измерения, определенный на чертеже
public static void ExportPageSizeNormalizationExample()
{
using (CadImage cadImage = (CadImage)Image.Load("fileName.dwg"))
{
CadVportList viewPorts = cadImage.ViewPorts;
CadVportTableObject table = (CadVportTableObject)viewPorts[0];
Console.WriteLine(table.ViewTwistAngle.Value);
bool currentUnitIsMetric = false;
double currentUnitCoefficient = 1.0;
var values = DefineUnitSystem(cadImage.UnitType);
currentUnitIsMetric = values.Item1;
currentUnitCoefficient = values.Item2;
PngOptions pngOptions = new PngOptions();
var rasterizationOptions = new CadRasterizationOptions();
rasterizationOptions.Layouts = new string[] { "Model" };
if (currentUnitIsMetric)
{
double metersCoeff = 1 / 1000.0;
double scaleFactor = metersCoeff / currentUnitCoefficient;
rasterizationOptions.PageWidth = (float)(210 * scaleFactor);
rasterizationOptions.PageHeight = (float)(297 * scaleFactor);
rasterizationOptions.UnitType = UnitType.Millimeter;
}
else
{
rasterizationOptions.PageWidth = (float)(8.27f / currentUnitCoefficient);
rasterizationOptions.PageHeight = (float)(11.69f / currentUnitCoefficient);
rasterizationOptions.UnitType = UnitType.Inch;
}
pngOptions.VectorRasterizationOptions = rasterizationOptions;
cadImage.Save("fileName.png", pngOptions);
}
}
protected static Tuple<bool, double> DefineUnitSystem(UnitType unitType)
{
var isMetric = false;
var coefficient = 1.0;
switch (unitType)
{
case UnitType.Parsec:
coefficient = 3.0857 * 10000000000000000.0;
isMetric = true;
break;
case UnitType.LightYear:
coefficient = 9.4607 * 1000000000000000.0;
isMetric = true;
break;
case UnitType.AstronomicalUnit:
coefficient = 1.4960 * 100000000000.0;
isMetric = true;
break;
case UnitType.Gigameter:
coefficient = 1000000000.0;
isMetric = true;
break;
case UnitType.Kilometer:
coefficient = 1000.0;
isMetric = true;
break;
case UnitType.Decameter:
isMetric = true;
coefficient = 10.0;
break;
case UnitType.Hectometer:
isMetric = true;
coefficient = 100.0;
break;
case UnitType.Meter:
isMetric = true;
coefficient = 1.0;
break;
case UnitType.Centimenter:
isMetric = true;
coefficient = 0.01;
break;
case UnitType.Decimeter:
isMetric = true;
coefficient = 0.1;
break;
case UnitType.Millimeter:
isMetric = true;
coefficient = 0.001;
break;
case UnitType.Micrometer:
isMetric = true;
coefficient = 0.000001;
break;
case UnitType.Nanometer:
isMetric = true;
coefficient = 0.000000001;
break;
case UnitType.Angstrom:
isMetric = true;
coefficient = 0.0000000001;
break;
case UnitType.Inch:
coefficient = 1.0;
break;
case UnitType.MicroInch:
coefficient = 0.000001;
break;
case UnitType.Mil:
coefficient = 0.001;
break;
case UnitType.Foot:
coefficient = 12.0;
break;
case UnitType.Yard:
coefficient = 36.0;
break;
case UnitType.Mile:
coefficient = 63360.0;
break;
}
return new Tuple<bool, double>(isMetric, coefficient);
}
Смотрите также
- enum UnitType
- class Image
- пространство имен Aspose.CAD
- сборка Aspose.CAD